X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=osm_ro%2Fnfvo.py;h=23c5f1c54a00ed8d6caa4419237e6ceab7e5beb2;hb=HEAD;hp=e5d13eba12cab7d2a4ae75cff6e386bed42b5db8;hpb=3fcfdb7674436861d6ab0740972573293b9a355f;p=osm%2FRO.git diff --git a/osm_ro/nfvo.py b/osm_ro/nfvo.py deleted file mode 100644 index e5d13eba..00000000 --- a/osm_ro/nfvo.py +++ /dev/null @@ -1,4502 +0,0 @@ -# -*- coding: utf-8 -*- - -## -# Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U. -# This file is part of openmano -# All Rights Reserved. -# -# Licensed under the Apache License, Version 2.0 (the "License"); you may -# not use this file except in compliance with the License. You may obtain -# a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -# License for the specific language governing permissions and limitations -# under the License. -# -# For those usages not covered by the Apache License, Version 2.0 please -# contact with: nfvlabs@tid.es -## - -''' -NFVO engine, implementing all the methods for the creation, deletion and management of vnfs, scenarios and instances -''' -__author__="Alfonso Tierno, Gerardo Garcia, Pablo Montes" -__date__ ="$16-sep-2014 22:05:01$" - -# import imp -# import json -import yaml -import utils -import vim_thread -from db_base import HTTP_Unauthorized, HTTP_Bad_Request, HTTP_Internal_Server_Error, HTTP_Not_Found,\ - HTTP_Conflict, HTTP_Method_Not_Allowed -import console_proxy_thread as cli -import vimconn -import logging -import collections -from uuid import uuid4 -from db_base import db_base_Exception - -import nfvo_db -from threading import Lock -import time as t -from lib_osm_openvim import ovim as ovim_module -from lib_osm_openvim.ovim import ovimException -from Crypto.PublicKey import RSA - -import osm_im.vnfd as vnfd_catalog -import osm_im.nsd as nsd_catalog -from pyangbind.lib.serialise import pybindJSONDecoder -from itertools import chain - -global global_config -global vimconn_imported -global logger -global default_volume_size -default_volume_size = '5' #size in GB -global ovim -ovim = None -global_config = None - -vimconn_imported = {} # dictionary with VIM type as key, loaded module as value -vim_threads = {"running":{}, "deleting": {}, "names": []} # threads running for attached-VIMs -vim_persistent_info = {} -logger = logging.getLogger('openmano.nfvo') -task_lock = Lock() -last_task_id = 0.0 -db = None -db_lock = Lock() - -class NfvoException(Exception): - def __init__(self, message, http_code): - self.http_code = http_code - Exception.__init__(self, message) - - -def get_task_id(): - global last_task_id - task_id = t.time() - if task_id <= last_task_id: - task_id = last_task_id + 0.000001 - last_task_id = task_id - return "ACTION-{:.6f}".format(task_id) - # return (t.strftime("%Y%m%dT%H%M%S.{}%Z", t.localtime(task_id))).format(int((task_id % 1)*1e6)) - - -def new_task(name, params, depends=None): - """Deprected!!!""" - task_id = get_task_id() - task = {"status": "enqueued", "id": task_id, "name": name, "params": params} - if depends: - task["depends"] = depends - return task - - -def is_task_id(id): - return True if id[:5] == "TASK-" else False - - -def get_non_used_vim_name(datacenter_name, datacenter_id, tenant_name, tenant_id): - name = datacenter_name[:16] - if name not in vim_threads["names"]: - vim_threads["names"].append(name) - return name - name = datacenter_name[:16] + "." + tenant_name[:16] - if name not in vim_threads["names"]: - vim_threads["names"].append(name) - return name - name = datacenter_id + "-" + tenant_id - vim_threads["names"].append(name) - return name - - -def start_service(mydb): - global db, global_config - db = nfvo_db.nfvo_db() - db.connect(global_config['db_host'], global_config['db_user'], global_config['db_passwd'], global_config['db_name']) - global ovim - - # Initialize openvim for SDN control - # TODO: Avoid static configuration by adding new parameters to openmanod.cfg - # TODO: review ovim.py to delete not needed configuration - ovim_configuration = { - 'logger_name': 'openmano.ovim', - 'network_vlan_range_start': 1000, - 'network_vlan_range_end': 4096, - 'db_name': global_config["db_ovim_name"], - 'db_host': global_config["db_ovim_host"], - 'db_user': global_config["db_ovim_user"], - 'db_passwd': global_config["db_ovim_passwd"], - 'bridge_ifaces': {}, - 'mode': 'normal', - 'network_type': 'bridge', - #TODO: log_level_of should not be needed. To be modified in ovim - 'log_level_of': 'DEBUG' - } - try: - # starts ovim library - ovim = ovim_module.ovim(ovim_configuration) - ovim.start_service() - - #delete old unneeded vim_actions - clean_db(mydb) - - # starts vim_threads - from_= 'tenants_datacenters as td join datacenters as d on td.datacenter_id=d.uuid join '\ - 'datacenter_tenants as dt on td.datacenter_tenant_id=dt.uuid' - select_ = ('type', 'd.config as config', 'd.uuid as datacenter_id', 'vim_url', 'vim_url_admin', - 'd.name as datacenter_name', 'dt.uuid as datacenter_tenant_id', - 'dt.vim_tenant_name as vim_tenant_name', 'dt.vim_tenant_id as vim_tenant_id', - 'user', 'passwd', 'dt.config as dt_config', 'nfvo_tenant_id') - vims = mydb.get_rows(FROM=from_, SELECT=select_) - for vim in vims: - extra={'datacenter_tenant_id': vim.get('datacenter_tenant_id'), - 'datacenter_id': vim.get('datacenter_id')} - if vim["config"]: - extra.update(yaml.load(vim["config"])) - if vim.get('dt_config'): - extra.update(yaml.load(vim["dt_config"])) - if vim["type"] not in vimconn_imported: - module_info=None - try: - module = "vimconn_" + vim["type"] - pkg = __import__("osm_ro." + module) - vim_conn = getattr(pkg, module) - # module_info = imp.find_module(module, [__file__[:__file__.rfind("/")]]) - # vim_conn = imp.load_module(vim["type"], *module_info) - vimconn_imported[vim["type"]] = vim_conn - except (IOError, ImportError) as e: - # if module_info and module_info[0]: - # file.close(module_info[0]) - raise NfvoException("Unknown vim type '{}'. Cannot open file '{}.py'; {}: {}".format( - vim["type"], module, type(e).__name__, str(e)), HTTP_Bad_Request) - - thread_id = vim['datacenter_tenant_id'] - vim_persistent_info[thread_id] = {} - try: - #if not tenant: - # return -HTTP_Bad_Request, "You must provide a valid tenant name or uuid for VIM %s" % ( vim["type"]) - myvim = vimconn_imported[ vim["type"] ].vimconnector( - uuid=vim['datacenter_id'], name=vim['datacenter_name'], - tenant_id=vim['vim_tenant_id'], tenant_name=vim['vim_tenant_name'], - url=vim['vim_url'], url_admin=vim['vim_url_admin'], - user=vim['user'], passwd=vim['passwd'], - config=extra, persistent_info=vim_persistent_info[thread_id] - ) - except vimconn.vimconnException as e: - myvim = e - logger.error("Cannot launch thread for VIM {} '{}': {}".format(vim['datacenter_name'], - vim['datacenter_id'], e)) - except Exception as e: - raise NfvoException("Error at VIM {}; {}: {}".format(vim["type"], type(e).__name__, e), - HTTP_Internal_Server_Error) - thread_name = get_non_used_vim_name(vim['datacenter_name'], vim['vim_tenant_id'], vim['vim_tenant_name'], - vim['vim_tenant_id']) - new_thread = vim_thread.vim_thread(myvim, task_lock, thread_name, vim['datacenter_name'], - vim['datacenter_tenant_id'], db=db, db_lock=db_lock, ovim=ovim) - new_thread.start() - vim_threads["running"][thread_id] = new_thread - except db_base_Exception as e: - raise NfvoException(str(e) + " at nfvo.get_vim", e.http_code) - except ovim_module.ovimException as e: - message = str(e) - if message[:22] == "DATABASE wrong version": - message = "DATABASE wrong version of lib_osm_openvim {msg} -d{dbname} -u{dbuser} -p{dbpass} {ver}' "\ - "at host {dbhost}".format( - msg=message[22:-3], dbname=global_config["db_ovim_name"], - dbuser=global_config["db_ovim_user"], dbpass=global_config["db_ovim_passwd"], - ver=message[-3:-1], dbhost=global_config["db_ovim_host"]) - raise NfvoException(message, HTTP_Bad_Request) - - -def stop_service(): - global ovim, global_config - if ovim: - ovim.stop_service() - for thread_id,thread in vim_threads["running"].items(): - thread.insert_task("exit") - vim_threads["deleting"][thread_id] = thread - vim_threads["running"] = {} - if global_config and global_config.get("console_thread"): - for thread in global_config["console_thread"]: - thread.terminate = True - -def get_version(): - return ("openmanod version {} {}\n(c) Copyright Telefonica".format(global_config["version"], - global_config["version_date"] )) - -def clean_db(mydb): - """ - Clean unused or old entries at database to avoid unlimited growing - :param mydb: database connector - :return: None - """ - # get and delete unused vim_actions: all elements deleted, one week before, instance not present - now = t.time()-3600*24*7 - instance_action_id = None - nb_deleted = 0 - while True: - actions_to_delete = mydb.get_rows( - SELECT=("item", "item_id", "instance_action_id"), - FROM="vim_actions as va join instance_actions as ia on va.instance_action_id=ia.uuid " - "left join instance_scenarios as i on ia.instance_id=i.uuid", - WHERE={"va.action": "DELETE", "va.modified_at<": now, "i.uuid": None, - "va.status": ("DONE", "SUPERSEDED")}, - LIMIT=100 - ) - for to_delete in actions_to_delete: - mydb.delete_row(FROM="vim_actions", WHERE=to_delete) - if instance_action_id != to_delete["instance_action_id"]: - instance_action_id = to_delete["instance_action_id"] - mydb.delete_row(FROM="instance_actions", WHERE={"uuid": instance_action_id}) - nb_deleted += len(actions_to_delete) - if len(actions_to_delete) < 100: - break - if nb_deleted: - logger.debug("Removed {} unused vim_actions".format(nb_deleted)) - - - -def get_flavorlist(mydb, vnf_id, nfvo_tenant=None): - '''Obtain flavorList - return result, content: - <0, error_text upon error - nb_records, flavor_list on success - ''' - WHERE_dict={} - WHERE_dict['vnf_id'] = vnf_id - if nfvo_tenant is not None: - WHERE_dict['nfvo_tenant_id'] = nfvo_tenant - - #result, content = mydb.get_table(FROM='vms join vnfs on vms.vnf_id = vnfs.uuid',SELECT=('uuid'),WHERE=WHERE_dict ) - #result, content = mydb.get_table(FROM='vms',SELECT=('vim_flavor_id',),WHERE=WHERE_dict ) - flavors = mydb.get_rows(FROM='vms join flavors on vms.flavor_id=flavors.uuid',SELECT=('flavor_id',),WHERE=WHERE_dict ) - #print "get_flavor_list result:", result - #print "get_flavor_list content:", content - flavorList=[] - for flavor in flavors: - flavorList.append(flavor['flavor_id']) - return flavorList - - -def get_imagelist(mydb, vnf_id, nfvo_tenant=None): - '''Obtain imageList - return result, content: - <0, error_text upon error - nb_records, flavor_list on success - ''' - WHERE_dict={} - WHERE_dict['vnf_id'] = vnf_id - if nfvo_tenant is not None: - WHERE_dict['nfvo_tenant_id'] = nfvo_tenant - - #result, content = mydb.get_table(FROM='vms join vnfs on vms-vnf_id = vnfs.uuid',SELECT=('uuid'),WHERE=WHERE_dict ) - images = mydb.get_rows(FROM='vms join images on vms.image_id=images.uuid',SELECT=('image_id',),WHERE=WHERE_dict ) - imageList=[] - for image in images: - imageList.append(image['image_id']) - return imageList - - -def get_vim(mydb, nfvo_tenant=None, datacenter_id=None, datacenter_name=None, datacenter_tenant_id=None, - vim_tenant=None, vim_tenant_name=None, vim_user=None, vim_passwd=None): - '''Obtain a dictionary of VIM (datacenter) classes with some of the input parameters - return dictionary with {datacenter_id: vim_class, ... }. vim_class contain: - 'nfvo_tenant_id','datacenter_id','vim_tenant_id','vim_url','vim_url_admin','datacenter_name','type','user','passwd' - raise exception upon error - ''' - WHERE_dict={} - if nfvo_tenant is not None: WHERE_dict['nfvo_tenant_id'] = nfvo_tenant - if datacenter_id is not None: WHERE_dict['d.uuid'] = datacenter_id - if datacenter_tenant_id is not None: WHERE_dict['datacenter_tenant_id'] = datacenter_tenant_id - if datacenter_name is not None: WHERE_dict['d.name'] = datacenter_name - if vim_tenant is not None: WHERE_dict['dt.vim_tenant_id'] = vim_tenant - if vim_tenant_name is not None: WHERE_dict['vim_tenant_name'] = vim_tenant_name - if nfvo_tenant or vim_tenant or vim_tenant_name or datacenter_tenant_id: - from_= 'tenants_datacenters as td join datacenters as d on td.datacenter_id=d.uuid join datacenter_tenants as dt on td.datacenter_tenant_id=dt.uuid' - select_ = ('type','d.config as config','d.uuid as datacenter_id', 'vim_url', 'vim_url_admin', 'd.name as datacenter_name', - 'dt.uuid as datacenter_tenant_id','dt.vim_tenant_name as vim_tenant_name','dt.vim_tenant_id as vim_tenant_id', - 'user','passwd', 'dt.config as dt_config') - else: - from_ = 'datacenters as d' - select_ = ('type','config','d.uuid as datacenter_id', 'vim_url', 'vim_url_admin', 'd.name as datacenter_name') - try: - vims = mydb.get_rows(FROM=from_, SELECT=select_, WHERE=WHERE_dict ) - vim_dict={} - for vim in vims: - extra={'datacenter_tenant_id': vim.get('datacenter_tenant_id'), - 'datacenter_id': vim.get('datacenter_id')} - if vim["config"]: - extra.update(yaml.load(vim["config"])) - if vim.get('dt_config'): - extra.update(yaml.load(vim["dt_config"])) - if vim["type"] not in vimconn_imported: - module_info=None - try: - module = "vimconn_" + vim["type"] - pkg = __import__("osm_ro." + module) - vim_conn = getattr(pkg, module) - # module_info = imp.find_module(module, [__file__[:__file__.rfind("/")]]) - # vim_conn = imp.load_module(vim["type"], *module_info) - vimconn_imported[vim["type"]] = vim_conn - except (IOError, ImportError) as e: - # if module_info and module_info[0]: - # file.close(module_info[0]) - raise NfvoException("Unknown vim type '{}'. Can not open file '{}.py'; {}: {}".format( - vim["type"], module, type(e).__name__, str(e)), HTTP_Bad_Request) - - try: - if 'datacenter_tenant_id' in vim: - thread_id = vim["datacenter_tenant_id"] - if thread_id not in vim_persistent_info: - vim_persistent_info[thread_id] = {} - persistent_info = vim_persistent_info[thread_id] - else: - persistent_info = {} - #if not tenant: - # return -HTTP_Bad_Request, "You must provide a valid tenant name or uuid for VIM %s" % ( vim["type"]) - vim_dict[ vim['datacenter_id'] ] = vimconn_imported[ vim["type"] ].vimconnector( - uuid=vim['datacenter_id'], name=vim['datacenter_name'], - tenant_id=vim.get('vim_tenant_id',vim_tenant), - tenant_name=vim.get('vim_tenant_name',vim_tenant_name), - url=vim['vim_url'], url_admin=vim['vim_url_admin'], - user=vim.get('user',vim_user), passwd=vim.get('passwd',vim_passwd), - config=extra, persistent_info=persistent_info - ) - except Exception as e: - raise NfvoException("Error at VIM {}; {}: {}".format(vim["type"], type(e).__name__, str(e)), HTTP_Internal_Server_Error) - return vim_dict - except db_base_Exception as e: - raise NfvoException(str(e) + " at nfvo.get_vim", e.http_code) - - -def rollback(mydb, vims, rollback_list): - undeleted_items=[] - #delete things by reverse order - for i in range(len(rollback_list)-1, -1, -1): - item = rollback_list[i] - if item["where"]=="vim": - if item["vim_id"] not in vims: - continue - if is_task_id(item["uuid"]): - continue - vim = vims[item["vim_id"]] - try: - if item["what"]=="image": - vim.delete_image(item["uuid"]) - mydb.delete_row(FROM="datacenters_images", WHERE={"datacenter_vim_id": vim["id"], "vim_id":item["uuid"]}) - elif item["what"]=="flavor": - vim.delete_flavor(item["uuid"]) - mydb.delete_row(FROM="datacenters_flavors", WHERE={"datacenter_id": vim["id"], "vim_id":item["uuid"]}) - elif item["what"]=="network": - vim.delete_network(item["uuid"]) - elif item["what"]=="vm": - vim.delete_vminstance(item["uuid"]) - except vimconn.vimconnException as e: - logger.error("Error in rollback. Not possible to delete VIM %s '%s'. Message: %s", item['what'], item["uuid"], str(e)) - undeleted_items.append("{} {} from VIM {}".format(item['what'], item["uuid"], vim["name"])) - except db_base_Exception as e: - logger.error("Error in rollback. Not possible to delete %s '%s' from DB.datacenters Message: %s", item['what'], item["uuid"], str(e)) - - else: # where==mano - try: - if item["what"]=="image": - mydb.delete_row(FROM="images", WHERE={"uuid": item["uuid"]}) - elif item["what"]=="flavor": - mydb.delete_row(FROM="flavors", WHERE={"uuid": item["uuid"]}) - except db_base_Exception as e: - logger.error("Error in rollback. Not possible to delete %s '%s' from DB. Message: %s", item['what'], item["uuid"], str(e)) - undeleted_items.append("{} '{}'".format(item['what'], item["uuid"])) - if len(undeleted_items)==0: - return True," Rollback successful." - else: - return False," Rollback fails to delete: " + str(undeleted_items) - - -def check_vnf_descriptor(vnf_descriptor, vnf_descriptor_version=1): - global global_config - #create a dictionary with vnfc-name: vnfc:interface-list key:values pairs - vnfc_interfaces={} - for vnfc in vnf_descriptor["vnf"]["VNFC"]: - name_dict = {} - #dataplane interfaces - for numa in vnfc.get("numas",() ): - for interface in numa.get("interfaces",()): - if interface["name"] in name_dict: - raise NfvoException( - "Error at vnf:VNFC[name:'{}']:numas:interfaces:name, interface name '{}' already used in this VNFC".format( - vnfc["name"], interface["name"]), - HTTP_Bad_Request) - name_dict[ interface["name"] ] = "underlay" - #bridge interfaces - for interface in vnfc.get("bridge-ifaces",() ): - if interface["name"] in name_dict: - raise NfvoException( - "Error at vnf:VNFC[name:'{}']:bridge-ifaces:name, interface name '{}' already used in this VNFC".format( - vnfc["name"], interface["name"]), - HTTP_Bad_Request) - name_dict[ interface["name"] ] = "overlay" - vnfc_interfaces[ vnfc["name"] ] = name_dict - # check bood-data info - # if "boot-data" in vnfc: - # # check that user-data is incompatible with users and config-files - # if (vnfc["boot-data"].get("users") or vnfc["boot-data"].get("config-files")) and vnfc["boot-data"].get("user-data"): - # raise NfvoException( - # "Error at vnf:VNFC:boot-data, fields 'users' and 'config-files' are not compatible with 'user-data'", - # HTTP_Bad_Request) - - #check if the info in external_connections matches with the one in the vnfcs - name_list=[] - for external_connection in vnf_descriptor["vnf"].get("external-connections",() ): - if external_connection["name"] in name_list: - raise NfvoException( - "Error at vnf:external-connections:name, value '{}' already used as an external-connection".format( - external_connection["name"]), - HTTP_Bad_Request) - name_list.append(external_connection["name"]) - if external_connection["VNFC"] not in vnfc_interfaces: - raise NfvoException( - "Error at vnf:external-connections[name:'{}']:VNFC, value '{}' does not match any VNFC".format( - external_connection["name"], external_connection["VNFC"]), - HTTP_Bad_Request) - - if external_connection["local_iface_name"] not in vnfc_interfaces[ external_connection["VNFC"] ]: - raise NfvoException( - "Error at vnf:external-connections[name:'{}']:local_iface_name, value '{}' does not match any interface of this VNFC".format( - external_connection["name"], - external_connection["local_iface_name"]), - HTTP_Bad_Request ) - - #check if the info in internal_connections matches with the one in the vnfcs - name_list=[] - for internal_connection in vnf_descriptor["vnf"].get("internal-connections",() ): - if internal_connection["name"] in name_list: - raise NfvoException( - "Error at vnf:internal-connections:name, value '%s' already used as an internal-connection".format( - internal_connection["name"]), - HTTP_Bad_Request) - name_list.append(internal_connection["name"]) - #We should check that internal-connections of type "ptp" have only 2 elements - - if len(internal_connection["elements"])>2 and (internal_connection.get("type") == "ptp" or internal_connection.get("type") == "e-line"): - raise NfvoException( - "Error at 'vnf:internal-connections[name:'{}']:elements', size must be 2 for a '{}' type. Consider change it to '{}' type".format( - internal_connection["name"], - 'ptp' if vnf_descriptor_version==1 else 'e-line', - 'data' if vnf_descriptor_version==1 else "e-lan"), - HTTP_Bad_Request) - for port in internal_connection["elements"]: - vnf = port["VNFC"] - iface = port["local_iface_name"] - if vnf not in vnfc_interfaces: - raise NfvoException( - "Error at vnf:internal-connections[name:'{}']:elements[]:VNFC, value '{}' does not match any VNFC".format( - internal_connection["name"], vnf), - HTTP_Bad_Request) - if iface not in vnfc_interfaces[ vnf ]: - raise NfvoException( - "Error at vnf:internal-connections[name:'{}']:elements[]:local_iface_name, value '{}' does not match any interface of this VNFC".format( - internal_connection["name"], iface), - HTTP_Bad_Request) - return -HTTP_Bad_Request, - if vnf_descriptor_version==1 and "type" not in internal_connection: - if vnfc_interfaces[vnf][iface] == "overlay": - internal_connection["type"] = "bridge" - else: - internal_connection["type"] = "data" - if vnf_descriptor_version==2 and "implementation" not in internal_connection: - if vnfc_interfaces[vnf][iface] == "overlay": - internal_connection["implementation"] = "overlay" - else: - internal_connection["implementation"] = "underlay" - if (internal_connection.get("type") == "data" or internal_connection.get("type") == "ptp" or \ - internal_connection.get("implementation") == "underlay") and vnfc_interfaces[vnf][iface] == "overlay": - raise NfvoException( - "Error at vnf:internal-connections[name:'{}']:elements[]:{}, interface of type {} connected to an {} network".format( - internal_connection["name"], - iface, 'bridge' if vnf_descriptor_version==1 else 'overlay', - 'data' if vnf_descriptor_version==1 else 'underlay'), - HTTP_Bad_Request) - if (internal_connection.get("type") == "bridge" or internal_connection.get("implementation") == "overlay") and \ - vnfc_interfaces[vnf][iface] == "underlay": - raise NfvoException( - "Error at vnf:internal-connections[name:'{}']:elements[]:{}, interface of type {} connected to an {} network".format( - internal_connection["name"], iface, - 'data' if vnf_descriptor_version==1 else 'underlay', - 'bridge' if vnf_descriptor_version==1 else 'overlay'), - HTTP_Bad_Request) - - -def create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=False, return_on_error=None): - #look if image exist - if only_create_at_vim: - image_mano_id = image_dict['uuid'] - if return_on_error == None: - return_on_error = True - else: - if image_dict['location']: - images = mydb.get_rows(FROM="images", WHERE={'location':image_dict['location'], 'metadata':image_dict['metadata']}) - else: - images = mydb.get_rows(FROM="images", WHERE={'universal_name':image_dict['universal_name'], 'checksum':image_dict['checksum']}) - if len(images)>=1: - image_mano_id = images[0]['uuid'] - else: - #create image in MANO DB - temp_image_dict={'name':image_dict['name'], 'description':image_dict.get('description',None), - 'location':image_dict['location'], 'metadata':image_dict.get('metadata',None), - 'universal_name':image_dict['universal_name'] , 'checksum':image_dict['checksum'] - } - #temp_image_dict['location'] = image_dict.get('new_location') if image_dict['location'] is None - image_mano_id = mydb.new_row('images', temp_image_dict, add_uuid=True) - rollback_list.append({"where":"mano", "what":"image","uuid":image_mano_id}) - #create image at every vim - for vim_id,vim in vims.iteritems(): - datacenter_vim_id = vim["config"]["datacenter_tenant_id"] - image_created="false" - #look at database - image_db = mydb.get_rows(FROM="datacenters_images", - WHERE={'datacenter_vim_id': datacenter_vim_id, 'image_id': image_mano_id}) - #look at VIM if this image exist - try: - if image_dict['location'] is not None: - image_vim_id = vim.get_image_id_from_path(image_dict['location']) - else: - filter_dict = {} - filter_dict['name'] = image_dict['universal_name'] - if image_dict.get('checksum') != None: - filter_dict['checksum'] = image_dict['checksum'] - #logger.debug('>>>>>>>> Filter dict: %s', str(filter_dict)) - vim_images = vim.get_image_list(filter_dict) - #logger.debug('>>>>>>>> VIM images: %s', str(vim_images)) - if len(vim_images) > 1: - raise vimconn.vimconnException("More than one candidate VIM image found for filter: {}".format(str(filter_dict)), HTTP_Conflict) - elif len(vim_images) == 0: - raise vimconn.vimconnNotFoundException("Image not found at VIM with filter: '{}'".format(str(filter_dict))) - else: - #logger.debug('>>>>>>>> VIM image 0: %s', str(vim_images[0])) - image_vim_id = vim_images[0]['id'] - - except vimconn.vimconnNotFoundException as e: - #Create the image in VIM only if image_dict['location'] or image_dict['new_location'] is not None - try: - #image_dict['location']=image_dict.get('new_location') if image_dict['location'] is None - if image_dict['location']: - image_vim_id = vim.new_image(image_dict) - rollback_list.append({"where":"vim", "vim_id": vim_id, "what":"image","uuid":image_vim_id}) - image_created="true" - else: - #If we reach this point, then the image has image name, and optionally checksum, and could not be found - raise vimconn.vimconnException(str(e)) - except vimconn.vimconnException as e: - if return_on_error: - logger.error("Error creating image at VIM '%s': %s", vim["name"], str(e)) - raise - image_vim_id = None - logger.warn("Error creating image at VIM '%s': %s", vim["name"], str(e)) - continue - except vimconn.vimconnException as e: - if return_on_error: - logger.error("Error contacting VIM to know if the image exists at VIM: %s", str(e)) - raise - logger.warn("Error contacting VIM to know if the image exists at VIM: %s", str(e)) - image_vim_id = None - continue - #if we reach here, the image has been created or existed - if len(image_db)==0: - #add new vim_id at datacenters_images - mydb.new_row('datacenters_images', {'datacenter_vim_id': datacenter_vim_id, - 'image_id':image_mano_id, - 'vim_id': image_vim_id, - 'created':image_created}) - elif image_db[0]["vim_id"]!=image_vim_id: - #modify existing vim_id at datacenters_images - mydb.update_rows('datacenters_images', UPDATE={'vim_id':image_vim_id}, WHERE={'datacenter_vim_id':vim_id, 'image_id':image_mano_id}) - - return image_vim_id if only_create_at_vim else image_mano_id - - -def create_or_use_flavor(mydb, vims, flavor_dict, rollback_list, only_create_at_vim=False, return_on_error = None): - temp_flavor_dict= {'disk':flavor_dict.get('disk',1), - 'ram':flavor_dict.get('ram'), - 'vcpus':flavor_dict.get('vcpus'), - } - if 'extended' in flavor_dict and flavor_dict['extended']==None: - del flavor_dict['extended'] - if 'extended' in flavor_dict: - temp_flavor_dict['extended']=yaml.safe_dump(flavor_dict['extended'],default_flow_style=True,width=256) - - #look if flavor exist - if only_create_at_vim: - flavor_mano_id = flavor_dict['uuid'] - if return_on_error == None: - return_on_error = True - else: - flavors = mydb.get_rows(FROM="flavors", WHERE=temp_flavor_dict) - if len(flavors)>=1: - flavor_mano_id = flavors[0]['uuid'] - else: - #create flavor - #create one by one the images of aditional disks - dev_image_list=[] #list of images - if 'extended' in flavor_dict and flavor_dict['extended']!=None: - dev_nb=0 - for device in flavor_dict['extended'].get('devices',[]): - if "image" not in device and "image name" not in device: - continue - image_dict={} - image_dict['name']=device.get('image name',flavor_dict['name']+str(dev_nb)+"-img") - image_dict['universal_name']=device.get('image name') - image_dict['description']=flavor_dict['name']+str(dev_nb)+"-img" - image_dict['location']=device.get('image') - #image_dict['new_location']=vnfc.get('image location') - image_dict['checksum']=device.get('image checksum') - image_metadata_dict = device.get('image metadata', None) - image_metadata_str = None - if image_metadata_dict != None: - image_metadata_str = yaml.safe_dump(image_metadata_dict,default_flow_style=True,width=256) - image_dict['metadata']=image_metadata_str - image_id = create_or_use_image(mydb, vims, image_dict, rollback_list) - #print "Additional disk image id for VNFC %s: %s" % (flavor_dict['name']+str(dev_nb)+"-img", image_id) - dev_image_list.append(image_id) - dev_nb += 1 - temp_flavor_dict['name'] = flavor_dict['name'] - temp_flavor_dict['description'] = flavor_dict.get('description',None) - content = mydb.new_row('flavors', temp_flavor_dict, add_uuid=True) - flavor_mano_id= content - rollback_list.append({"where":"mano", "what":"flavor","uuid":flavor_mano_id}) - #create flavor at every vim - if 'uuid' in flavor_dict: - del flavor_dict['uuid'] - flavor_vim_id=None - for vim_id,vim in vims.items(): - datacenter_vim_id = vim["config"]["datacenter_tenant_id"] - flavor_created="false" - #look at database - flavor_db = mydb.get_rows(FROM="datacenters_flavors", - WHERE={'datacenter_vim_id': datacenter_vim_id, 'flavor_id': flavor_mano_id}) - #look at VIM if this flavor exist SKIPPED - #res_vim, flavor_vim_id = vim.get_flavor_id_from_path(flavor_dict['location']) - #if res_vim < 0: - # print "Error contacting VIM to know if the flavor %s existed previously." %flavor_vim_id - # continue - #elif res_vim==0: - - # Create the flavor in VIM - # Translate images at devices from MANO id to VIM id - disk_list = [] - if 'extended' in flavor_dict and flavor_dict['extended']!=None and "devices" in flavor_dict['extended']: - # make a copy of original devices - devices_original=[] - - for device in flavor_dict["extended"].get("devices",[]): - dev={} - dev.update(device) - devices_original.append(dev) - if 'image' in device: - del device['image'] - if 'image metadata' in device: - del device['image metadata'] - if 'image checksum' in device: - del device['image checksum'] - dev_nb = 0 - for index in range(0,len(devices_original)) : - device=devices_original[index] - if "image" not in device and "image name" not in device: - if 'size' in device: - disk_list.append({'size': device.get('size', default_volume_size)}) - continue - image_dict={} - image_dict['name']=device.get('image name',flavor_dict['name']+str(dev_nb)+"-img") - image_dict['universal_name']=device.get('image name') - image_dict['description']=flavor_dict['name']+str(dev_nb)+"-img" - image_dict['location']=device.get('image') - # image_dict['new_location']=device.get('image location') - image_dict['checksum']=device.get('image checksum') - image_metadata_dict = device.get('image metadata', None) - image_metadata_str = None - if image_metadata_dict != None: - image_metadata_str = yaml.safe_dump(image_metadata_dict,default_flow_style=True,width=256) - image_dict['metadata']=image_metadata_str - image_mano_id=create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=False, return_on_error=return_on_error ) - image_dict["uuid"]=image_mano_id - image_vim_id=create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=True, return_on_error=return_on_error) - - #save disk information (image must be based on and size - disk_list.append({'image_id': image_vim_id, 'size': device.get('size', default_volume_size)}) - - flavor_dict["extended"]["devices"][index]['imageRef']=image_vim_id - dev_nb += 1 - if len(flavor_db)>0: - #check that this vim_id exist in VIM, if not create - flavor_vim_id=flavor_db[0]["vim_id"] - try: - vim.get_flavor(flavor_vim_id) - continue #flavor exist - except vimconn.vimconnException: - pass - #create flavor at vim - logger.debug("nfvo.create_or_use_flavor() adding flavor to VIM %s", vim["name"]) - try: - flavor_vim_id = None - flavor_vim_id=vim.get_flavor_id_from_data(flavor_dict) - flavor_create="false" - except vimconn.vimconnException as e: - pass - try: - if not flavor_vim_id: - flavor_vim_id = vim.new_flavor(flavor_dict) - rollback_list.append({"where":"vim", "vim_id": vim_id, "what":"flavor","uuid":flavor_vim_id}) - flavor_created="true" - except vimconn.vimconnException as e: - if return_on_error: - logger.error("Error creating flavor at VIM %s: %s.", vim["name"], str(e)) - raise - logger.warn("Error creating flavor at VIM %s: %s.", vim["name"], str(e)) - flavor_vim_id = None - continue - #if reach here the flavor has been create or exist - if len(flavor_db)==0: - #add new vim_id at datacenters_flavors - extended_devices_yaml = None - if len(disk_list) > 0: - extended_devices = dict() - extended_devices['disks'] = disk_list - extended_devices_yaml = yaml.safe_dump(extended_devices,default_flow_style=True,width=256) - mydb.new_row('datacenters_flavors', - {'datacenter_vim_id': datacenter_vim_id, 'flavor_id': flavor_mano_id, 'vim_id': flavor_vim_id, - 'created': flavor_created, 'extended': extended_devices_yaml}) - elif flavor_db[0]["vim_id"]!=flavor_vim_id: - #modify existing vim_id at datacenters_flavors - mydb.update_rows('datacenters_flavors', UPDATE={'vim_id':flavor_vim_id}, - WHERE={'datacenter_vim_id': datacenter_vim_id, 'flavor_id': flavor_mano_id}) - - return flavor_vim_id if only_create_at_vim else flavor_mano_id - - -def get_str(obj, field, length): - """ - Obtain the str value, - :param obj: - :param length: - :return: - """ - value = obj.get(field) - if value is not None: - value = str(value)[:length] - return value - -def _lookfor_or_create_image(db_image, mydb, descriptor): - """ - fill image content at db_image dictionary. Check if the image with this image and checksum exist - :param db_image: dictionary to insert data - :param mydb: database connector - :param descriptor: yang descriptor - :return: uuid if the image exist at DB, or None if a new image must be created with the data filled at db_image - """ - - db_image["name"] = get_str(descriptor, "image", 255) - db_image["checksum"] = get_str(descriptor, "image-checksum", 32) - if not db_image["checksum"]: # Ensure that if empty string, None is stored - db_image["checksum"] = None - if db_image["name"].startswith("/"): - db_image["location"] = db_image["name"] - existing_images = mydb.get_rows(FROM="images", WHERE={'location': db_image["location"]}) - else: - db_image["universal_name"] = db_image["name"] - existing_images = mydb.get_rows(FROM="images", WHERE={'universal_name': db_image['universal_name'], - 'checksum': db_image['checksum']}) - if existing_images: - return existing_images[0]["uuid"] - else: - image_uuid = str(uuid4()) - db_image["uuid"] = image_uuid - return None - -def new_vnfd_v3(mydb, tenant_id, vnf_descriptor): - """ - Parses an OSM IM vnfd_catalog and insert at DB - :param mydb: - :param tenant_id: - :param vnf_descriptor: - :return: The list of cretated vnf ids - """ - try: - myvnfd = vnfd_catalog.vnfd() - try: - pybindJSONDecoder.load_ietf_json(vnf_descriptor, None, None, obj=myvnfd) - except Exception as e: - raise NfvoException("Error. Invalid VNF descriptor format " + str(e), HTTP_Bad_Request) - db_vnfs = [] - db_nets = [] - db_vms = [] - db_vms_index = 0 - db_interfaces = [] - db_images = [] - db_flavors = [] - uuid_list = [] - vnfd_uuid_list = [] - vnfd_catalog_descriptor = vnf_descriptor.get("vnfd:vnfd-catalog") - if not vnfd_catalog_descriptor: - vnfd_catalog_descriptor = vnf_descriptor.get("vnfd-catalog") - vnfd_descriptor_list = vnfd_catalog_descriptor.get("vnfd") - if not vnfd_descriptor_list: - vnfd_descriptor_list = vnfd_catalog_descriptor.get("vnfd:vnfd") - for vnfd_yang in myvnfd.vnfd_catalog.vnfd.itervalues(): - vnfd = vnfd_yang.get() - - # table vnf - vnf_uuid = str(uuid4()) - uuid_list.append(vnf_uuid) - vnfd_uuid_list.append(vnf_uuid) - db_vnf = { - "uuid": vnf_uuid, - "osm_id": get_str(vnfd, "id", 255), - "name": get_str(vnfd, "name", 255), - "description": get_str(vnfd, "description", 255), - "tenant_id": tenant_id, - "vendor": get_str(vnfd, "vendor", 255), - "short_name": get_str(vnfd, "short-name", 255), - "descriptor": str(vnf_descriptor)[:60000] - } - - for vnfd_descriptor in vnfd_descriptor_list: - if vnfd_descriptor["id"] == str(vnfd["id"]): - break - - # table nets (internal-vld) - net_id2uuid = {} # for mapping interface with network - for vld in vnfd.get("internal-vld").itervalues(): - net_uuid = str(uuid4()) - uuid_list.append(net_uuid) - db_net = { - "name": get_str(vld, "name", 255), - "vnf_id": vnf_uuid, - "uuid": net_uuid, - "description": get_str(vld, "description", 255), - "type": "bridge", # TODO adjust depending on connection point type - } - net_id2uuid[vld.get("id")] = net_uuid - db_nets.append(db_net) - - # table vms (vdus) - vdu_id2uuid = {} - vdu_id2db_table_index = {} - for vdu in vnfd.get("vdu").itervalues(): - vm_uuid = str(uuid4()) - uuid_list.append(vm_uuid) - db_vm = { - "uuid": vm_uuid, - "osm_id": get_str(vdu, "id", 255), - "name": get_str(vdu, "name", 255), - "description": get_str(vdu, "description", 255), - "vnf_id": vnf_uuid, - } - vdu_id2uuid[db_vm["osm_id"]] = vm_uuid - vdu_id2db_table_index[db_vm["osm_id"]] = db_vms_index - if vdu.get("count"): - db_vm["count"] = int(vdu["count"]) - - # table image - image_present = False - if vdu.get("image"): - image_present = True - db_image = {} - image_uuid = _lookfor_or_create_image(db_image, mydb, vdu) - if not image_uuid: - image_uuid = db_image["uuid"] - db_images.append(db_image) - db_vm["image_id"] = image_uuid - - # volumes - devices = [] - if vdu.get("volumes"): - for volume_key in sorted(vdu["volumes"]): - volume = vdu["volumes"][volume_key] - if not image_present: - # Convert the first volume to vnfc.image - image_present = True - db_image = {} - image_uuid = _lookfor_or_create_image(db_image, mydb, volume) - if not image_uuid: - image_uuid = db_image["uuid"] - db_images.append(db_image) - db_vm["image_id"] = image_uuid - else: - # Add Openmano devices - device = {} - device["type"] = str(volume.get("device-type")) - if volume.get("size"): - device["size"] = int(volume["size"]) - if volume.get("image"): - device["image name"] = str(volume["image"]) - if volume.get("image-checksum"): - device["image checksum"] = str(volume["image-checksum"]) - devices.append(device) - - # table flavors - db_flavor = { - "name": get_str(vdu, "name", 250) + "-flv", - "vcpus": int(vdu["vm-flavor"].get("vcpu-count", 1)), - "ram": int(vdu["vm-flavor"].get("memory-mb", 1)), - "disk": int(vdu["vm-flavor"].get("storage-gb", 1)), - } - # EPA TODO revise - extended = {} - numa = {} - if devices: - extended["devices"] = devices - if vdu.get("guest-epa"): # TODO or dedicated_int: - epa_vcpu_set = False - if vdu["guest-epa"].get("numa-node-policy"): # TODO or dedicated_int: - numa_node_policy = vdu["guest-epa"].get("numa-node-policy") - if numa_node_policy.get("node"): - numa_node = numa_node_policy["node"]['0'] - if numa_node.get("num-cores"): - numa["cores"] = numa_node["num-cores"] - epa_vcpu_set = True - if numa_node.get("paired-threads"): - if numa_node["paired-threads"].get("num-paired-threads"): - numa["paired-threads"] = int(numa_node["paired-threads"]["num-paired-threads"]) - epa_vcpu_set = True - if len(numa_node["paired-threads"].get("paired-thread-ids")): - numa["paired-threads-id"] = [] - for pair in numa_node["paired-threads"]["paired-thread-ids"].itervalues(): - numa["paired-threads-id"].append( - (str(pair["thread-a"]), str(pair["thread-b"])) - ) - if numa_node.get("num-threads"): - numa["threads"] = int(numa_node["num-threads"]) - epa_vcpu_set = True - if numa_node.get("memory-mb"): - numa["memory"] = max(int(numa_node["memory-mb"] / 1024), 1) - if vdu["guest-epa"].get("mempage-size"): - if vdu["guest-epa"]["mempage-size"] != "SMALL": - numa["memory"] = max(int(db_flavor["ram"] / 1024), 1) - if vdu["guest-epa"].get("cpu-pinning-policy") and not epa_vcpu_set: - if vdu["guest-epa"]["cpu-pinning-policy"] == "DEDICATED": - if vdu["guest-epa"].get("cpu-thread-pinning-policy") and \ - vdu["guest-epa"]["cpu-thread-pinning-policy"] != "PREFER": - numa["cores"] = max(db_flavor["vcpus"], 1) - else: - numa["threads"] = max(db_flavor["vcpus"], 1) - if numa: - extended["numas"] = [numa] - if extended: - extended_text = yaml.safe_dump(extended, default_flow_style=True, width=256) - db_flavor["extended"] = extended_text - # look if flavor exist - - temp_flavor_dict = {'disk': db_flavor.get('disk', 1), - 'ram': db_flavor.get('ram'), - 'vcpus': db_flavor.get('vcpus'), - 'extended': db_flavor.get('extended') - } - existing_flavors = mydb.get_rows(FROM="flavors", WHERE=temp_flavor_dict) - if existing_flavors: - flavor_uuid = existing_flavors[0]["uuid"] - else: - flavor_uuid = str(uuid4()) - uuid_list.append(flavor_uuid) - db_flavor["uuid"] = flavor_uuid - db_flavors.append(db_flavor) - db_vm["flavor_id"] = flavor_uuid - - # cloud-init - boot_data = {} - if vdu.get("cloud-init"): - boot_data["user-data"] = str(vdu["cloud-init"]) - elif vdu.get("cloud-init-file"): - # TODO Where this file content is present??? - # boot_data["user-data"] = vnfd_yang.files[vdu["cloud-init-file"]] - boot_data["user-data"] = str(vdu["cloud-init-file"]) - - if vdu.get("supplemental-boot-data"): - if vdu["supplemental-boot-data"].get('boot-data-drive'): - boot_data['boot-data-drive'] = True - if vdu["supplemental-boot-data"].get('config-file'): - om_cfgfile_list = list() - for custom_config_file in vdu["supplemental-boot-data"]['config-file'].itervalues(): - # TODO Where this file content is present??? - cfg_source = str(custom_config_file["source"]) - om_cfgfile_list.append({"dest": custom_config_file["dest"], - "content": cfg_source}) - boot_data['config-files'] = om_cfgfile_list - if boot_data: - db_vm["boot_data"] = yaml.safe_dump(boot_data, default_flow_style=True, width=256) - - db_vms.append(db_vm) - db_vms_index += 1 - - # table interfaces (internal/external interfaces) - cp_name2iface_uuid = {} - cp_name2vm_uuid = {} - cp_name2db_interface = {} - # for iface in chain(vdu.get("internal-interface").itervalues(), vdu.get("external-interface").itervalues()): - for iface in vdu.get("interface").itervalues(): - iface_uuid = str(uuid4()) - uuid_list.append(iface_uuid) - db_interface = { - "uuid": iface_uuid, - "internal_name": get_str(iface, "name", 255), - "vm_id": vm_uuid, - } - if iface.get("virtual-interface").get("vpci"): - db_interface["vpci"] = get_str(iface.get("virtual-interface"), "vpci", 12) - - if iface.get("virtual-interface").get("bandwidth"): - bps = int(iface.get("virtual-interface").get("bandwidth")) - db_interface["bw"] = bps/1000 - - if iface.get("virtual-interface").get("type") == "OM-MGMT": - db_interface["type"] = "mgmt" - elif iface.get("virtual-interface").get("type") in ("VIRTIO", "E1000"): - db_interface["type"] = "bridge" - db_interface["model"] = get_str(iface.get("virtual-interface"), "type", 12) - elif iface.get("virtual-interface").get("type") in ("SR-IOV", "PCI-PASSTHROUGH"): - db_interface["type"] = "data" - db_interface["model"] = get_str(iface.get("virtual-interface"), "type", 12) - else: - raise NfvoException("Error. Invalid VNF descriptor at 'vnfd[{}]':'vdu[{}]':'interface':'virtual" - "-interface':'type':'{}'. Interface type is not supported".format( - str(vnfd["id"])[:255], str(vdu["id"])[:255], - iface.get("virtual-interface").get("type")), - HTTP_Bad_Request) - - if iface.get("external-connection-point-ref"): - try: - cp = vnfd.get("connection-point")[iface.get("external-connection-point-ref")] - db_interface["external_name"] = get_str(cp, "name", 255) - cp_name2iface_uuid[db_interface["external_name"]] = iface_uuid - cp_name2vm_uuid[db_interface["external_name"]] = vm_uuid - cp_name2db_interface[db_interface["external_name"]] = db_interface - for cp_descriptor in vnfd_descriptor["connection-point"]: - if cp_descriptor["name"] == db_interface["external_name"]: - break - if str(cp_descriptor.get("port-security-enabled")).lower() == "false": - db_interface["port_security"] = 0 - elif str(cp_descriptor.get("port-security-enabled")).lower() == "true": - db_interface["port_security"] = 1 - except KeyError: - raise NfvoException("Error. Invalid VNF descriptor at 'vnfd[{vnf}]':'vdu[{vdu}]':" - "'interface[{iface}]':'vnfd-connection-point-ref':'{cp}' is not present" - " at connection-point".format( - vnf=vnfd["id"], vdu=vdu["id"], iface=iface["name"], - cp=iface.get("vnfd-connection-point-ref")), - HTTP_Bad_Request) - elif iface.get("internal-connection-point-ref"): - try: - for vld in vnfd.get("internal-vld").itervalues(): - for cp in vld.get("internal-connection-point").itervalues(): - if cp.get("id-ref") == iface.get("internal-connection-point-ref"): - db_interface["net_id"] = net_id2uuid[vld.get("id")] - for cp_descriptor in vnfd_descriptor["connection-point"]: - if cp_descriptor["name"] == db_interface["external_name"]: - break - if str(cp_descriptor.get("port-security-enabled")).lower() == "false": - db_interface["port_security"] = 0 - elif str(cp_descriptor.get("port-security-enabled")).lower() == "true": - db_interface["port_security"] = 1 - break - except KeyError: - raise NfvoException("Error. Invalid VNF descriptor at 'vnfd[{vnf}]':'vdu[{vdu}]':" - "'interface[{iface}]':'vdu-internal-connection-point-ref':'{cp}' is not" - " referenced by any internal-vld".format( - vnf=vnfd["id"], vdu=vdu["id"], iface=iface["name"], - cp=iface.get("vdu-internal-connection-point-ref")), - HTTP_Bad_Request) - if iface.get("position") is not None: - db_interface["created_at"] = int(iface.get("position")) - 1000 - db_interfaces.append(db_interface) - - # VNF affinity and antiaffinity - for pg in vnfd.get("placement-groups").itervalues(): - pg_name = get_str(pg, "name", 255) - for vdu in pg.get("member-vdus").itervalues(): - vdu_id = get_str(vdu, "member-vdu-ref", 255) - if vdu_id not in vdu_id2db_table_index: - raise NfvoException("Error. Invalid VNF descriptor at 'vnfd[{vnf}]':'placement-groups[{pg}]':" - "'member-vdus':'{vdu}'. Reference to a non-existing vdu".format( - vnf=vnfd["id"], pg=pg_name, vdu=vdu_id), - HTTP_Bad_Request) - db_vms[vdu_id2db_table_index[vdu_id]]["availability_zone"] = pg_name - # TODO consider the case of isolation and not colocation - # if pg.get("strategy") == "ISOLATION": - - # VNF mgmt configuration - mgmt_access = {} - if vnfd["mgmt-interface"].get("vdu-id"): - if vnfd["mgmt-interface"]["vdu-id"] not in vdu_id2uuid: - raise NfvoException("Error. Invalid VNF descriptor at 'vnfd[{vnf}]':'mgmt-interface':'vdu-id':" - "'{vdu}'. Reference to a non-existing vdu".format( - vnf=vnfd["id"], vdu=vnfd["mgmt-interface"]["vdu-id"]), - HTTP_Bad_Request) - mgmt_access["vm_id"] = vdu_id2uuid[vnfd["mgmt-interface"]["vdu-id"]] - if vnfd["mgmt-interface"].get("ip-address"): - mgmt_access["ip-address"] = str(vnfd["mgmt-interface"].get("ip-address")) - if vnfd["mgmt-interface"].get("cp"): - if vnfd["mgmt-interface"]["cp"] not in cp_name2iface_uuid: - raise NfvoException("Error. Invalid VNF descriptor at 'vnfd[{vnf}]':'mgmt-interface':'cp':'{cp}'. " - "Reference to a non-existing connection-point".format( - vnf=vnfd["id"], cp=vnfd["mgmt-interface"]["cp"]), - HTTP_Bad_Request) - mgmt_access["vm_id"] = cp_name2vm_uuid[vnfd["mgmt-interface"]["cp"]] - mgmt_access["interface_id"] = cp_name2iface_uuid[vnfd["mgmt-interface"]["cp"]] - # mark this interface as of type mgmt - cp_name2db_interface[vnfd["mgmt-interface"]["cp"]]["type"] = "mgmt" - - default_user = get_str(vnfd.get("vnf-configuration", {}).get("config-access", {}).get("ssh-access", {}), - "default-user", 64) - - if default_user: - mgmt_access["default_user"] = default_user - required = get_str(vnfd.get("vnf-configuration", {}).get("config-access", {}).get("ssh-access", {}), - "required", 6) - if required: - mgmt_access["required"] = required - - if mgmt_access: - db_vnf["mgmt_access"] = yaml.safe_dump(mgmt_access, default_flow_style=True, width=256) - - - - db_vnfs.append(db_vnf) - db_tables=[ - {"vnfs": db_vnfs}, - {"nets": db_nets}, - {"images": db_images}, - {"flavors": db_flavors}, - {"vms": db_vms}, - {"interfaces": db_interfaces}, - ] - - logger.debug("create_vnf Deployment done vnfDict: %s", - yaml.safe_dump(db_tables, indent=4, default_flow_style=False) ) - mydb.new_rows(db_tables, uuid_list) - return vnfd_uuid_list - except NfvoException: - raise - except Exception as e: - logger.error("Exception {}".format(e)) - raise # NfvoException("Exception {}".format(e), HTTP_Bad_Request) - - -def new_vnf(mydb, tenant_id, vnf_descriptor): - global global_config - - # Step 1. Check the VNF descriptor - check_vnf_descriptor(vnf_descriptor, vnf_descriptor_version=1) - # Step 2. Check tenant exist - vims = {} - if tenant_id != "any": - check_tenant(mydb, tenant_id) - if "tenant_id" in vnf_descriptor["vnf"]: - if vnf_descriptor["vnf"]["tenant_id"] != tenant_id: - raise NfvoException("VNF can not have a different tenant owner '{}', must be '{}'".format(vnf_descriptor["vnf"]["tenant_id"], tenant_id), - HTTP_Unauthorized) - else: - vnf_descriptor['vnf']['tenant_id'] = tenant_id - # Step 3. Get the URL of the VIM from the nfvo_tenant and the datacenter - if global_config["auto_push_VNF_to_VIMs"]: - vims = get_vim(mydb, tenant_id) - - # Step 4. Review the descriptor and add missing fields - #print vnf_descriptor - #logger.debug("Refactoring VNF descriptor with fields: description, public (default: true)") - vnf_name = vnf_descriptor['vnf']['name'] - vnf_descriptor['vnf']['description'] = vnf_descriptor['vnf'].get("description", vnf_name) - if "physical" in vnf_descriptor['vnf']: - del vnf_descriptor['vnf']['physical'] - #print vnf_descriptor - - # Step 6. For each VNFC in the descriptor, flavors and images are created in the VIM - logger.debug('BEGIN creation of VNF "%s"' % vnf_name) - logger.debug("VNF %s: consisting of %d VNFC(s)" % (vnf_name,len(vnf_descriptor['vnf']['VNFC']))) - - #For each VNFC, we add it to the VNFCDict and we create a flavor. - VNFCDict = {} # Dictionary, key: VNFC name, value: dict with the relevant information to create the VNF and VMs in the MANO database - rollback_list = [] # It will contain the new images created in mano. It is used for rollback - try: - logger.debug("Creating additional disk images and new flavors in the VIM for each VNFC") - for vnfc in vnf_descriptor['vnf']['VNFC']: - VNFCitem={} - VNFCitem["name"] = vnfc['name'] - VNFCitem["availability_zone"] = vnfc.get('availability_zone') - VNFCitem["description"] = vnfc.get("description", 'VM %s of the VNF %s' %(vnfc['name'],vnf_name)) - - #print "Flavor name: %s. Description: %s" % (VNFCitem["name"]+"-flv", VNFCitem["description"]) - - myflavorDict = {} - myflavorDict["name"] = vnfc['name']+"-flv" #Maybe we could rename the flavor by using the field "image name" if exists - myflavorDict["description"] = VNFCitem["description"] - myflavorDict["ram"] = vnfc.get("ram", 0) - myflavorDict["vcpus"] = vnfc.get("vcpus", 0) - myflavorDict["disk"] = vnfc.get("disk", 1) - myflavorDict["extended"] = {} - - devices = vnfc.get("devices") - if devices != None: - myflavorDict["extended"]["devices"] = devices - - # TODO: - # Mapping from processor models to rankings should be available somehow in the NFVO. They could be taken from VIM or directly from a new database table - # Another option is that the processor in the VNF descriptor specifies directly the ranking of the host - - # Previous code has been commented - #if vnfc['processor']['model'] == "Intel(R) Xeon(R) CPU E5-4620 0 @ 2.20GHz" : - # myflavorDict["flavor"]['extended']['processor_ranking'] = 200 - #elif vnfc['processor']['model'] == "Intel(R) Xeon(R) CPU E5-2697 v2 @ 2.70GHz" : - # myflavorDict["flavor"]['extended']['processor_ranking'] = 300 - #else: - # result2, message = rollback(myvim, myvimURL, myvim_tenant, flavorList, imageList) - # if result2: - # print "Error creating flavor: unknown processor model. Rollback successful." - # return -HTTP_Bad_Request, "Error creating flavor: unknown processor model. Rollback successful." - # else: - # return -HTTP_Bad_Request, "Error creating flavor: unknown processor model. Rollback fail: you need to access VIM and delete the following %s" % message - myflavorDict['extended']['processor_ranking'] = 100 #Hardcoded value, while we decide when the mapping is done - - if 'numas' in vnfc and len(vnfc['numas'])>0: - myflavorDict['extended']['numas'] = vnfc['numas'] - - #print myflavorDict - - # Step 6.2 New flavors are created in the VIM - flavor_id = create_or_use_flavor(mydb, vims, myflavorDict, rollback_list) - - #print "Flavor id for VNFC %s: %s" % (vnfc['name'],flavor_id) - VNFCitem["flavor_id"] = flavor_id - VNFCDict[vnfc['name']] = VNFCitem - - logger.debug("Creating new images in the VIM for each VNFC") - # Step 6.3 New images are created in the VIM - #For each VNFC, we must create the appropriate image. - #This "for" loop might be integrated with the previous one - #In case this integration is made, the VNFCDict might become a VNFClist. - for vnfc in vnf_descriptor['vnf']['VNFC']: - #print "Image name: %s. Description: %s" % (vnfc['name']+"-img", VNFCDict[vnfc['name']]['description']) - image_dict={} - image_dict['name']=vnfc.get('image name',vnf_name+"-"+vnfc['name']+"-img") - image_dict['universal_name']=vnfc.get('image name') - image_dict['description']=vnfc.get('image name', VNFCDict[vnfc['name']]['description']) - image_dict['location']=vnfc.get('VNFC image') - #image_dict['new_location']=vnfc.get('image location') - image_dict['checksum']=vnfc.get('image checksum') - image_metadata_dict = vnfc.get('image metadata', None) - image_metadata_str = None - if image_metadata_dict is not None: - image_metadata_str = yaml.safe_dump(image_metadata_dict,default_flow_style=True,width=256) - image_dict['metadata']=image_metadata_str - #print "create_or_use_image", mydb, vims, image_dict, rollback_list - image_id = create_or_use_image(mydb, vims, image_dict, rollback_list) - #print "Image id for VNFC %s: %s" % (vnfc['name'],image_id) - VNFCDict[vnfc['name']]["image_id"] = image_id - VNFCDict[vnfc['name']]["image_path"] = vnfc.get('VNFC image') - VNFCDict[vnfc['name']]["count"] = vnfc.get('count', 1) - if vnfc.get("boot-data"): - VNFCDict[vnfc['name']]["boot_data"] = yaml.safe_dump(vnfc["boot-data"], default_flow_style=True, width=256) - - - # Step 7. Storing the VNF descriptor in the repository - if "descriptor" not in vnf_descriptor["vnf"]: - vnf_descriptor["vnf"]["descriptor"] = yaml.safe_dump(vnf_descriptor, indent=4, explicit_start=True, default_flow_style=False) - - # Step 8. Adding the VNF to the NFVO DB - vnf_id = mydb.new_vnf_as_a_whole(tenant_id,vnf_name,vnf_descriptor,VNFCDict) - return vnf_id - except (db_base_Exception, vimconn.vimconnException, KeyError) as e: - _, message = rollback(mydb, vims, rollback_list) - if isinstance(e, db_base_Exception): - error_text = "Exception at database" - elif isinstance(e, KeyError): - error_text = "KeyError exception " - e.http_code = HTTP_Internal_Server_Error - else: - error_text = "Exception at VIM" - error_text += " {} {}. {}".format(type(e).__name__, str(e), message) - #logger.error("start_scenario %s", error_text) - raise NfvoException(error_text, e.http_code) - - -def new_vnf_v02(mydb, tenant_id, vnf_descriptor): - global global_config - - # Step 1. Check the VNF descriptor - check_vnf_descriptor(vnf_descriptor, vnf_descriptor_version=2) - # Step 2. Check tenant exist - vims = {} - if tenant_id != "any": - check_tenant(mydb, tenant_id) - if "tenant_id" in vnf_descriptor["vnf"]: - if vnf_descriptor["vnf"]["tenant_id"] != tenant_id: - raise NfvoException("VNF can not have a different tenant owner '{}', must be '{}'".format(vnf_descriptor["vnf"]["tenant_id"], tenant_id), - HTTP_Unauthorized) - else: - vnf_descriptor['vnf']['tenant_id'] = tenant_id - # Step 3. Get the URL of the VIM from the nfvo_tenant and the datacenter - if global_config["auto_push_VNF_to_VIMs"]: - vims = get_vim(mydb, tenant_id) - - # Step 4. Review the descriptor and add missing fields - #print vnf_descriptor - #logger.debug("Refactoring VNF descriptor with fields: description, public (default: true)") - vnf_name = vnf_descriptor['vnf']['name'] - vnf_descriptor['vnf']['description'] = vnf_descriptor['vnf'].get("description", vnf_name) - if "physical" in vnf_descriptor['vnf']: - del vnf_descriptor['vnf']['physical'] - #print vnf_descriptor - - # Step 6. For each VNFC in the descriptor, flavors and images are created in the VIM - logger.debug('BEGIN creation of VNF "%s"' % vnf_name) - logger.debug("VNF %s: consisting of %d VNFC(s)" % (vnf_name,len(vnf_descriptor['vnf']['VNFC']))) - - #For each VNFC, we add it to the VNFCDict and we create a flavor. - VNFCDict = {} # Dictionary, key: VNFC name, value: dict with the relevant information to create the VNF and VMs in the MANO database - rollback_list = [] # It will contain the new images created in mano. It is used for rollback - try: - logger.debug("Creating additional disk images and new flavors in the VIM for each VNFC") - for vnfc in vnf_descriptor['vnf']['VNFC']: - VNFCitem={} - VNFCitem["name"] = vnfc['name'] - VNFCitem["description"] = vnfc.get("description", 'VM %s of the VNF %s' %(vnfc['name'],vnf_name)) - - #print "Flavor name: %s. Description: %s" % (VNFCitem["name"]+"-flv", VNFCitem["description"]) - - myflavorDict = {} - myflavorDict["name"] = vnfc['name']+"-flv" #Maybe we could rename the flavor by using the field "image name" if exists - myflavorDict["description"] = VNFCitem["description"] - myflavorDict["ram"] = vnfc.get("ram", 0) - myflavorDict["vcpus"] = vnfc.get("vcpus", 0) - myflavorDict["disk"] = vnfc.get("disk", 1) - myflavorDict["extended"] = {} - - devices = vnfc.get("devices") - if devices != None: - myflavorDict["extended"]["devices"] = devices - - # TODO: - # Mapping from processor models to rankings should be available somehow in the NFVO. They could be taken from VIM or directly from a new database table - # Another option is that the processor in the VNF descriptor specifies directly the ranking of the host - - # Previous code has been commented - #if vnfc['processor']['model'] == "Intel(R) Xeon(R) CPU E5-4620 0 @ 2.20GHz" : - # myflavorDict["flavor"]['extended']['processor_ranking'] = 200 - #elif vnfc['processor']['model'] == "Intel(R) Xeon(R) CPU E5-2697 v2 @ 2.70GHz" : - # myflavorDict["flavor"]['extended']['processor_ranking'] = 300 - #else: - # result2, message = rollback(myvim, myvimURL, myvim_tenant, flavorList, imageList) - # if result2: - # print "Error creating flavor: unknown processor model. Rollback successful." - # return -HTTP_Bad_Request, "Error creating flavor: unknown processor model. Rollback successful." - # else: - # return -HTTP_Bad_Request, "Error creating flavor: unknown processor model. Rollback fail: you need to access VIM and delete the following %s" % message - myflavorDict['extended']['processor_ranking'] = 100 #Hardcoded value, while we decide when the mapping is done - - if 'numas' in vnfc and len(vnfc['numas'])>0: - myflavorDict['extended']['numas'] = vnfc['numas'] - - #print myflavorDict - - # Step 6.2 New flavors are created in the VIM - flavor_id = create_or_use_flavor(mydb, vims, myflavorDict, rollback_list) - - #print "Flavor id for VNFC %s: %s" % (vnfc['name'],flavor_id) - VNFCitem["flavor_id"] = flavor_id - VNFCDict[vnfc['name']] = VNFCitem - - logger.debug("Creating new images in the VIM for each VNFC") - # Step 6.3 New images are created in the VIM - #For each VNFC, we must create the appropriate image. - #This "for" loop might be integrated with the previous one - #In case this integration is made, the VNFCDict might become a VNFClist. - for vnfc in vnf_descriptor['vnf']['VNFC']: - #print "Image name: %s. Description: %s" % (vnfc['name']+"-img", VNFCDict[vnfc['name']]['description']) - image_dict={} - image_dict['name']=vnfc.get('image name',vnf_name+"-"+vnfc['name']+"-img") - image_dict['universal_name']=vnfc.get('image name') - image_dict['description']=vnfc.get('image name', VNFCDict[vnfc['name']]['description']) - image_dict['location']=vnfc.get('VNFC image') - #image_dict['new_location']=vnfc.get('image location') - image_dict['checksum']=vnfc.get('image checksum') - image_metadata_dict = vnfc.get('image metadata', None) - image_metadata_str = None - if image_metadata_dict is not None: - image_metadata_str = yaml.safe_dump(image_metadata_dict,default_flow_style=True,width=256) - image_dict['metadata']=image_metadata_str - #print "create_or_use_image", mydb, vims, image_dict, rollback_list - image_id = create_or_use_image(mydb, vims, image_dict, rollback_list) - #print "Image id for VNFC %s: %s" % (vnfc['name'],image_id) - VNFCDict[vnfc['name']]["image_id"] = image_id - VNFCDict[vnfc['name']]["image_path"] = vnfc.get('VNFC image') - VNFCDict[vnfc['name']]["count"] = vnfc.get('count', 1) - if vnfc.get("boot-data"): - VNFCDict[vnfc['name']]["boot_data"] = yaml.safe_dump(vnfc["boot-data"], default_flow_style=True, width=256) - - # Step 7. Storing the VNF descriptor in the repository - if "descriptor" not in vnf_descriptor["vnf"]: - vnf_descriptor["vnf"]["descriptor"] = yaml.safe_dump(vnf_descriptor, indent=4, explicit_start=True, default_flow_style=False) - - # Step 8. Adding the VNF to the NFVO DB - vnf_id = mydb.new_vnf_as_a_whole2(tenant_id,vnf_name,vnf_descriptor,VNFCDict) - return vnf_id - except (db_base_Exception, vimconn.vimconnException, KeyError) as e: - _, message = rollback(mydb, vims, rollback_list) - if isinstance(e, db_base_Exception): - error_text = "Exception at database" - elif isinstance(e, KeyError): - error_text = "KeyError exception " - e.http_code = HTTP_Internal_Server_Error - else: - error_text = "Exception at VIM" - error_text += " {} {}. {}".format(type(e).__name__, str(e), message) - #logger.error("start_scenario %s", error_text) - raise NfvoException(error_text, e.http_code) - - -def get_vnf_id(mydb, tenant_id, vnf_id): - #check valid tenant_id - check_tenant(mydb, tenant_id) - #obtain data - where_or = {} - if tenant_id != "any": - where_or["tenant_id"] = tenant_id - where_or["public"] = True - vnf = mydb.get_table_by_uuid_name('vnfs', vnf_id, "VNF", WHERE_OR=where_or, WHERE_AND_OR="AND") - - vnf_id = vnf["uuid"] - filter_keys = ('uuid', 'name', 'description', 'public', "tenant_id", "osm_id", "created_at") - filtered_content = dict( (k,v) for k,v in vnf.iteritems() if k in filter_keys ) - #change_keys_http2db(filtered_content, http2db_vnf, reverse=True) - data={'vnf' : filtered_content} - #GET VM - content = mydb.get_rows(FROM='vnfs join vms on vnfs.uuid=vms.vnf_id', - SELECT=('vms.uuid as uuid', 'vms.osm_id as osm_id', 'vms.name as name', 'vms.description as description', - 'boot_data'), - WHERE={'vnfs.uuid': vnf_id} ) - if len(content)==0: - raise NfvoException("vnf '{}' not found".format(vnf_id), HTTP_Not_Found) - # change boot_data into boot-data - for vm in content: - if vm.get("boot_data"): - vm["boot-data"] = yaml.safe_load(vm["boot_data"]) - del vm["boot_data"] - - data['vnf']['VNFC'] = content - #TODO: GET all the information from a VNFC and include it in the output. - - #GET NET - content = mydb.get_rows(FROM='vnfs join nets on vnfs.uuid=nets.vnf_id', - SELECT=('nets.uuid as uuid','nets.name as name','nets.description as description', 'nets.type as type', 'nets.multipoint as multipoint'), - WHERE={'vnfs.uuid': vnf_id} ) - data['vnf']['nets'] = content - - #GET ip-profile for each net - for net in data['vnf']['nets']: - ipprofiles = mydb.get_rows(FROM='ip_profiles', - SELECT=('ip_version','subnet_address','gateway_address','dns_address','dhcp_enabled','dhcp_start_address','dhcp_count'), - WHERE={'net_id': net["uuid"]} ) - if len(ipprofiles)==1: - net["ip_profile"] = ipprofiles[0] - elif len(ipprofiles)>1: - raise NfvoException("More than one ip-profile found with this criteria: net_id='{}'".format(net['uuid']), HTTP_Bad_Request) - - - #TODO: For each net, GET its elements and relevant info per element (VNFC, iface, ip_address) and include them in the output. - - #GET External Interfaces - content = mydb.get_rows(FROM='vnfs join vms on vnfs.uuid=vms.vnf_id join interfaces on vms.uuid=interfaces.vm_id',\ - SELECT=('interfaces.uuid as uuid','interfaces.external_name as external_name', 'vms.name as vm_name', 'interfaces.vm_id as vm_id', \ - 'interfaces.internal_name as internal_name', 'interfaces.type as type', 'interfaces.vpci as vpci','interfaces.bw as bw'),\ - WHERE={'vnfs.uuid': vnf_id, 'interfaces.external_name<>': None} ) - #print content - data['vnf']['external-connections'] = content - - return data - - -def delete_vnf(mydb,tenant_id,vnf_id,datacenter=None,vim_tenant=None): - # Check tenant exist - if tenant_id != "any": - check_tenant(mydb, tenant_id) - # Get the URL of the VIM from the nfvo_tenant and the datacenter - vims = get_vim(mydb, tenant_id) - else: - vims={} - - # Checking if it is a valid uuid and, if not, getting the uuid assuming that the name was provided" - where_or = {} - if tenant_id != "any": - where_or["tenant_id"] = tenant_id - where_or["public"] = True - vnf = mydb.get_table_by_uuid_name('vnfs', vnf_id, "VNF", WHERE_OR=where_or, WHERE_AND_OR="AND") - vnf_id = vnf["uuid"] - - # "Getting the list of flavors and tenants of the VNF" - flavorList = get_flavorlist(mydb, vnf_id) - if len(flavorList)==0: - logger.warn("delete_vnf error. No flavors found for the VNF id '%s'", vnf_id) - - imageList = get_imagelist(mydb, vnf_id) - if len(imageList)==0: - logger.warn( "delete_vnf error. No images found for the VNF id '%s'", vnf_id) - - deleted = mydb.delete_row_by_id('vnfs', vnf_id) - if deleted == 0: - raise NfvoException("vnf '{}' not found".format(vnf_id), HTTP_Not_Found) - - undeletedItems = [] - for flavor in flavorList: - #check if flavor is used by other vnf - try: - c = mydb.get_rows(FROM='vms', WHERE={'flavor_id':flavor} ) - if len(c) > 0: - logger.debug("Flavor '%s' not deleted because it is being used by another VNF", flavor) - continue - #flavor not used, must be deleted - #delelte at VIM - c = mydb.get_rows(FROM='datacenters_flavors', WHERE={'flavor_id':flavor}) - for flavor_vim in c: - if flavor_vim["datacenter_vim_id"] not in vims: # TODO change to datacenter_tenant_id - continue - if flavor_vim['created']=='false': #skip this flavor because not created by openmano - continue - myvim=vims[ flavor_vim["datacenter_id"] ] - try: - myvim.delete_flavor(flavor_vim["vim_id"]) - except vimconn.vimconnNotFoundException as e: - logger.warn("VIM flavor %s not exist at datacenter %s", flavor_vim["vim_id"], flavor_vim["datacenter_id"] ) - except vimconn.vimconnException as e: - logger.error("Not possible to delete VIM flavor %s from datacenter %s: %s %s", - flavor_vim["vim_id"], flavor_vim["datacenter_id"], type(e).__name__, str(e)) - undeletedItems.append("flavor {} from VIM {}".format(flavor_vim["vim_id"], flavor_vim["datacenter_id"] )) - #delete flavor from Database, using table flavors and with cascade foreign key also at datacenters_flavors - mydb.delete_row_by_id('flavors', flavor) - except db_base_Exception as e: - logger.error("delete_vnf_error. Not possible to get flavor details and delete '%s'. %s", flavor, str(e)) - undeletedItems.append("flavor %s" % flavor) - - - for image in imageList: - try: - #check if image is used by other vnf - c = mydb.get_rows(FROM='vms', WHERE={'image_id':image} ) - if len(c) > 0: - logger.debug("Image '%s' not deleted because it is being used by another VNF", image) - continue - #image not used, must be deleted - #delelte at VIM - c = mydb.get_rows(FROM='datacenters_images', WHERE={'image_id':image}) - for image_vim in c: - if image_vim["datacenter_vim_id"] not in vims: # TODO change to datacenter_tenant_id - continue - if image_vim['created']=='false': #skip this image because not created by openmano - continue - myvim=vims[ image_vim["datacenter_id"] ] - try: - myvim.delete_image(image_vim["vim_id"]) - except vimconn.vimconnNotFoundException as e: - logger.warn("VIM image %s not exist at datacenter %s", image_vim["vim_id"], image_vim["datacenter_id"] ) - except vimconn.vimconnException as e: - logger.error("Not possible to delete VIM image %s from datacenter %s: %s %s", - image_vim["vim_id"], image_vim["datacenter_id"], type(e).__name__, str(e)) - undeletedItems.append("image {} from VIM {}".format(image_vim["vim_id"], image_vim["datacenter_id"] )) - #delete image from Database, using table images and with cascade foreign key also at datacenters_images - mydb.delete_row_by_id('images', image) - except db_base_Exception as e: - logger.error("delete_vnf_error. Not possible to get image details and delete '%s'. %s", image, str(e)) - undeletedItems.append("image %s" % image) - - return vnf_id + " " + vnf["name"] - #if undeletedItems: - # return "delete_vnf. Undeleted: %s" %(undeletedItems) - - -def get_hosts_info(mydb, nfvo_tenant_id, datacenter_name=None): - result, vims = get_vim(mydb, nfvo_tenant_id, None, datacenter_name) - if result < 0: - return result, vims - elif result == 0: - return -HTTP_Not_Found, "datacenter '%s' not found" % datacenter_name - myvim = vims.values()[0] - result,servers = myvim.get_hosts_info() - if result < 0: - return result, servers - topology = {'name':myvim['name'] , 'servers': servers} - return result, topology - - -def get_hosts(mydb, nfvo_tenant_id): - vims = get_vim(mydb, nfvo_tenant_id) - if len(vims) == 0: - raise NfvoException("No datacenter found for tenant '{}'".format(str(nfvo_tenant_id)), HTTP_Not_Found) - elif len(vims)>1: - #print "nfvo.datacenter_action() error. Several datacenters found" - raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict) - myvim = vims.values()[0] - try: - hosts = myvim.get_hosts() - logger.debug('VIM hosts response: '+ yaml.safe_dump(hosts, indent=4, default_flow_style=False)) - - datacenter = {'Datacenters': [ {'name':myvim['name'],'servers':[]} ] } - for host in hosts: - server={'name':host['name'], 'vms':[]} - for vm in host['instances']: - #get internal name and model - try: - c = mydb.get_rows(SELECT=('name',), FROM='instance_vms as iv join vms on iv.vm_id=vms.uuid',\ - WHERE={'vim_vm_id':vm['id']} ) - if len(c) == 0: - logger.warn("nfvo.get_hosts virtual machine at VIM '{}' not found at tidnfvo".format(vm['id'])) - continue - server['vms'].append( {'name':vm['name'] , 'model':c[0]['name']} ) - - except db_base_Exception as e: - logger.warn("nfvo.get_hosts virtual machine at VIM '{}' error {}".format(vm['id'], str(e))) - datacenter['Datacenters'][0]['servers'].append(server) - #return -400, "en construccion" - - #print 'datacenters '+ json.dumps(datacenter, indent=4) - return datacenter - except vimconn.vimconnException as e: - raise NfvoException("Not possible to get_host_list from VIM: {}".format(str(e)), e.http_code) - - -def new_scenario(mydb, tenant_id, topo): - -# result, vims = get_vim(mydb, tenant_id) -# if result < 0: -# return result, vims -#1: parse input - if tenant_id != "any": - check_tenant(mydb, tenant_id) - if "tenant_id" in topo: - if topo["tenant_id"] != tenant_id: - raise NfvoException("VNF can not have a different tenant owner '{}', must be '{}'".format(topo["tenant_id"], tenant_id), - HTTP_Unauthorized) - else: - tenant_id=None - -#1.1: get VNFs and external_networks (other_nets). - vnfs={} - other_nets={} #external_networks, bridge_networks and data_networkds - nodes = topo['topology']['nodes'] - for k in nodes.keys(): - if nodes[k]['type'] == 'VNF': - vnfs[k] = nodes[k] - vnfs[k]['ifaces'] = {} - elif nodes[k]['type'] == 'other_network' or nodes[k]['type'] == 'external_network': - other_nets[k] = nodes[k] - other_nets[k]['external']=True - elif nodes[k]['type'] == 'network': - other_nets[k] = nodes[k] - other_nets[k]['external']=False - - -#1.2: Check that VNF are present at database table vnfs. Insert uuid, description and external interfaces - for name,vnf in vnfs.items(): - where = {"OR": {"tenant_id": tenant_id, 'public': "true"}} - error_text = "" - error_pos = "'topology':'nodes':'" + name + "'" - if 'vnf_id' in vnf: - error_text += " 'vnf_id' " + vnf['vnf_id'] - where['uuid'] = vnf['vnf_id'] - if 'VNF model' in vnf: - error_text += " 'VNF model' " + vnf['VNF model'] - where['name'] = vnf['VNF model'] - if len(where) == 1: - raise NfvoException("Descriptor need a 'vnf_id' or 'VNF model' field at " + error_pos, HTTP_Bad_Request) - - vnf_db = mydb.get_rows(SELECT=('uuid','name','description'), - FROM='vnfs', - WHERE=where) - if len(vnf_db)==0: - raise NfvoException("unknown" + error_text + " at " + error_pos, HTTP_Not_Found) - elif len(vnf_db)>1: - raise NfvoException("more than one" + error_text + " at " + error_pos + " Concrete with 'vnf_id'", HTTP_Conflict) - vnf['uuid']=vnf_db[0]['uuid'] - vnf['description']=vnf_db[0]['description'] - #get external interfaces - ext_ifaces = mydb.get_rows(SELECT=('external_name as name','i.uuid as iface_uuid', 'i.type as type'), - FROM='vnfs join vms on vnfs.uuid=vms.vnf_id join interfaces as i on vms.uuid=i.vm_id', - WHERE={'vnfs.uuid':vnf['uuid'], 'external_name<>': None} ) - for ext_iface in ext_ifaces: - vnf['ifaces'][ ext_iface['name'] ] = {'uuid':ext_iface['iface_uuid'], 'type':ext_iface['type']} - -#1.4 get list of connections - conections = topo['topology']['connections'] - conections_list = [] - conections_list_name = [] - for k in conections.keys(): - if type(conections[k]['nodes'])==dict: #dict with node:iface pairs - ifaces_list = conections[k]['nodes'].items() - elif type(conections[k]['nodes'])==list: #list with dictionary - ifaces_list=[] - conection_pair_list = map(lambda x: x.items(), conections[k]['nodes'] ) - for k2 in conection_pair_list: - ifaces_list += k2 - - con_type = conections[k].get("type", "link") - if con_type != "link": - if k in other_nets: - raise NfvoException("Format error. Reapeted network name at 'topology':'connections':'{}'".format(str(k)), HTTP_Bad_Request) - other_nets[k] = {'external': False} - if conections[k].get("graph"): - other_nets[k]["graph"] = conections[k]["graph"] - ifaces_list.append( (k, None) ) - - - if con_type == "external_network": - other_nets[k]['external'] = True - if conections[k].get("model"): - other_nets[k]["model"] = conections[k]["model"] - else: - other_nets[k]["model"] = k - if con_type == "dataplane_net" or con_type == "bridge_net": - other_nets[k]["model"] = con_type - - conections_list_name.append(k) - conections_list.append(set(ifaces_list)) #from list to set to operate as a set (this conversion removes elements that are repeated in a list) - #print set(ifaces_list) - #check valid VNF and iface names - for iface in ifaces_list: - if iface[0] not in vnfs and iface[0] not in other_nets : - raise NfvoException("format error. Invalid VNF name at 'topology':'connections':'{}':'nodes':'{}'".format( - str(k), iface[0]), HTTP_Not_Found) - if iface[0] in vnfs and iface[1] not in vnfs[ iface[0] ]['ifaces']: - raise NfvoException("format error. Invalid interface name at 'topology':'connections':'{}':'nodes':'{}':'{}'".format( - str(k), iface[0], iface[1]), HTTP_Not_Found) - -#1.5 unify connections from the pair list to a consolidated list - index=0 - while index < len(conections_list): - index2 = index+1 - while index2 < len(conections_list): - if len(conections_list[index] & conections_list[index2])>0: #common interface, join nets - conections_list[index] |= conections_list[index2] - del conections_list[index2] - del conections_list_name[index2] - else: - index2 += 1 - conections_list[index] = list(conections_list[index]) # from set to list again - index += 1 - #for k in conections_list: - # print k - - - -#1.6 Delete non external nets -# for k in other_nets.keys(): -# if other_nets[k]['model']=='bridge' or other_nets[k]['model']=='dataplane_net' or other_nets[k]['model']=='bridge_net': -# for con in conections_list: -# delete_indexes=[] -# for index in range(0,len(con)): -# if con[index][0] == k: delete_indexes.insert(0,index) #order from higher to lower -# for index in delete_indexes: -# del con[index] -# del other_nets[k] -#1.7: Check external_ports are present at database table datacenter_nets - for k,net in other_nets.items(): - error_pos = "'topology':'nodes':'" + k + "'" - if net['external']==False: - if 'name' not in net: - net['name']=k - if 'model' not in net: - raise NfvoException("needed a 'model' at " + error_pos, HTTP_Bad_Request) - if net['model']=='bridge_net': - net['type']='bridge'; - elif net['model']=='dataplane_net': - net['type']='data'; - else: - raise NfvoException("unknown 'model' '"+ net['model'] +"' at " + error_pos, HTTP_Not_Found) - else: #external -#IF we do not want to check that external network exist at datacenter - pass -#ELSE -# error_text = "" -# WHERE_={} -# if 'net_id' in net: -# error_text += " 'net_id' " + net['net_id'] -# WHERE_['uuid'] = net['net_id'] -# if 'model' in net: -# error_text += " 'model' " + net['model'] -# WHERE_['name'] = net['model'] -# if len(WHERE_) == 0: -# return -HTTP_Bad_Request, "needed a 'net_id' or 'model' at " + error_pos -# r,net_db = mydb.get_table(SELECT=('uuid','name','description','type','shared'), -# FROM='datacenter_nets', WHERE=WHERE_ ) -# if r<0: -# print "nfvo.new_scenario Error getting datacenter_nets",r,net_db -# elif r==0: -# print "nfvo.new_scenario Error" +error_text+ " is not present at database" -# return -HTTP_Bad_Request, "unknown " +error_text+ " at " + error_pos -# elif r>1: -# print "nfvo.new_scenario Error more than one external_network for " +error_text+ " is present at database" -# return -HTTP_Bad_Request, "more than one external_network for " +error_text+ "at "+ error_pos + " Concrete with 'net_id'" -# other_nets[k].update(net_db[0]) -#ENDIF - net_list={} - net_nb=0 #Number of nets - for con in conections_list: - #check if this is connected to a external net - other_net_index=-1 - #print - #print "con", con - for index in range(0,len(con)): - #check if this is connected to a external net - for net_key in other_nets.keys(): - if con[index][0]==net_key: - if other_net_index>=0: - error_text="There is some interface connected both to net '%s' and net '%s'" % (con[other_net_index][0], net_key) - #print "nfvo.new_scenario " + error_text - raise NfvoException(error_text, HTTP_Bad_Request) - else: - other_net_index = index - net_target = net_key - break - #print "other_net_index", other_net_index - try: - if other_net_index>=0: - del con[other_net_index] -#IF we do not want to check that external network exist at datacenter - if other_nets[net_target]['external'] : - if "name" not in other_nets[net_target]: - other_nets[net_target]['name'] = other_nets[net_target]['model'] - if other_nets[net_target]["type"] == "external_network": - if vnfs[ con[0][0] ]['ifaces'][ con[0][1] ]["type"] == "data": - other_nets[net_target]["type"] = "data" - else: - other_nets[net_target]["type"] = "bridge" -#ELSE -# if other_nets[net_target]['external'] : -# type_='data' if len(con)>1 else 'ptp' #an external net is connected to a external port, so it is ptp if only one connection is done to this net -# if type_=='data' and other_nets[net_target]['type']=="ptp": -# error_text = "Error connecting %d nodes on a not multipoint net %s" % (len(con), net_target) -# print "nfvo.new_scenario " + error_text -# return -HTTP_Bad_Request, error_text -#ENDIF - for iface in con: - vnfs[ iface[0] ]['ifaces'][ iface[1] ]['net_key'] = net_target - else: - #create a net - net_type_bridge=False - net_type_data=False - net_target = "__-__net"+str(net_nb) - net_list[net_target] = {'name': conections_list_name[net_nb], #"net-"+str(net_nb), - 'description':"net-%s in scenario %s" %(net_nb,topo['name']), - 'external':False} - for iface in con: - vnfs[ iface[0] ]['ifaces'][ iface[1] ]['net_key'] = net_target - iface_type = vnfs[ iface[0] ]['ifaces'][ iface[1] ]['type'] - if iface_type=='mgmt' or iface_type=='bridge': - net_type_bridge = True - else: - net_type_data = True - if net_type_bridge and net_type_data: - error_text = "Error connection interfaces of bridge type with data type. Firs node %s, iface %s" % (iface[0], iface[1]) - #print "nfvo.new_scenario " + error_text - raise NfvoException(error_text, HTTP_Bad_Request) - elif net_type_bridge: - type_='bridge' - else: - type_='data' if len(con)>2 else 'ptp' - net_list[net_target]['type'] = type_ - net_nb+=1 - except Exception: - error_text = "Error connection node %s : %s does not match any VNF or interface" % (iface[0], iface[1]) - #print "nfvo.new_scenario " + error_text - #raise e - raise NfvoException(error_text, HTTP_Bad_Request) - -#1.8: Connect to management net all not already connected interfaces of type 'mgmt' - #1.8.1 obtain management net - mgmt_net = mydb.get_rows(SELECT=('uuid','name','description','type','shared'), - FROM='datacenter_nets', WHERE={'name':'mgmt'} ) - #1.8.2 check all interfaces from all vnfs - if len(mgmt_net)>0: - add_mgmt_net = False - for vnf in vnfs.values(): - for iface in vnf['ifaces'].values(): - if iface['type']=='mgmt' and 'net_key' not in iface: - #iface not connected - iface['net_key'] = 'mgmt' - add_mgmt_net = True - if add_mgmt_net and 'mgmt' not in net_list: - net_list['mgmt']=mgmt_net[0] - net_list['mgmt']['external']=True - net_list['mgmt']['graph']={'visible':False} - - net_list.update(other_nets) - #print - #print 'net_list', net_list - #print - #print 'vnfs', vnfs - #print - -#2: insert scenario. filling tables scenarios,sce_vnfs,sce_interfaces,sce_nets - c = mydb.new_scenario( { 'vnfs':vnfs, 'nets':net_list, - 'tenant_id':tenant_id, 'name':topo['name'], - 'description':topo.get('description',topo['name']), - 'public': topo.get('public', False) - }) - - return c - - -def new_scenario_v02(mydb, tenant_id, scenario_dict, version): - """ This creates a new scenario for version 0.2 and 0.3""" - scenario = scenario_dict["scenario"] - if tenant_id != "any": - check_tenant(mydb, tenant_id) - if "tenant_id" in scenario: - if scenario["tenant_id"] != tenant_id: - # print "nfvo.new_scenario_v02() tenant '%s' not found" % tenant_id - raise NfvoException("VNF can not have a different tenant owner '{}', must be '{}'".format( - scenario["tenant_id"], tenant_id), HTTP_Unauthorized) - else: - tenant_id=None - - # 1: Check that VNF are present at database table vnfs and update content into scenario dict - for name,vnf in scenario["vnfs"].iteritems(): - where = {"OR": {"tenant_id": tenant_id, 'public': "true"}} - error_text = "" - error_pos = "'scenario':'vnfs':'" + name + "'" - if 'vnf_id' in vnf: - error_text += " 'vnf_id' " + vnf['vnf_id'] - where['uuid'] = vnf['vnf_id'] - if 'vnf_name' in vnf: - error_text += " 'vnf_name' " + vnf['vnf_name'] - where['name'] = vnf['vnf_name'] - if len(where) == 1: - raise NfvoException("Needed a 'vnf_id' or 'vnf_name' at " + error_pos, HTTP_Bad_Request) - vnf_db = mydb.get_rows(SELECT=('uuid', 'name', 'description'), - FROM='vnfs', - WHERE=where) - if len(vnf_db) == 0: - raise NfvoException("Unknown" + error_text + " at " + error_pos, HTTP_Not_Found) - elif len(vnf_db) > 1: - raise NfvoException("More than one" + error_text + " at " + error_pos + " Concrete with 'vnf_id'", HTTP_Conflict) - vnf['uuid'] = vnf_db[0]['uuid'] - vnf['description'] = vnf_db[0]['description'] - vnf['ifaces'] = {} - # get external interfaces - ext_ifaces = mydb.get_rows(SELECT=('external_name as name', 'i.uuid as iface_uuid', 'i.type as type'), - FROM='vnfs join vms on vnfs.uuid=vms.vnf_id join interfaces as i on vms.uuid=i.vm_id', - WHERE={'vnfs.uuid':vnf['uuid'], 'external_name<>': None} ) - for ext_iface in ext_ifaces: - vnf['ifaces'][ ext_iface['name'] ] = {'uuid':ext_iface['iface_uuid'], 'type': ext_iface['type']} - # TODO? get internal-connections from db.nets and their profiles, and update scenario[vnfs][internal-connections] accordingly - - # 2: Insert net_key and ip_address at every vnf interface - for net_name, net in scenario["networks"].items(): - net_type_bridge = False - net_type_data = False - for iface_dict in net["interfaces"]: - if version == "0.2": - temp_dict = iface_dict - ip_address = None - elif version == "0.3": - temp_dict = {iface_dict["vnf"] : iface_dict["vnf_interface"]} - ip_address = iface_dict.get('ip_address', None) - for vnf, iface in temp_dict.items(): - if vnf not in scenario["vnfs"]: - error_text = "Error at 'networks':'{}':'interfaces' VNF '{}' not match any VNF at 'vnfs'".format( - net_name, vnf) - # logger.debug("nfvo.new_scenario_v02 " + error_text) - raise NfvoException(error_text, HTTP_Not_Found) - if iface not in scenario["vnfs"][vnf]['ifaces']: - error_text = "Error at 'networks':'{}':'interfaces':'{}' interface not match any VNF interface"\ - .format(net_name, iface) - # logger.debug("nfvo.new_scenario_v02 " + error_text) - raise NfvoException(error_text, HTTP_Bad_Request) - if "net_key" in scenario["vnfs"][vnf]['ifaces'][iface]: - error_text = "Error at 'networks':'{}':'interfaces':'{}' interface already connected at network"\ - "'{}'".format(net_name, iface,scenario["vnfs"][vnf]['ifaces'][iface]['net_key']) - # logger.debug("nfvo.new_scenario_v02 " + error_text) - raise NfvoException(error_text, HTTP_Bad_Request) - scenario["vnfs"][vnf]['ifaces'][ iface ]['net_key'] = net_name - scenario["vnfs"][vnf]['ifaces'][iface]['ip_address'] = ip_address - iface_type = scenario["vnfs"][vnf]['ifaces'][iface]['type'] - if iface_type == 'mgmt' or iface_type == 'bridge': - net_type_bridge = True - else: - net_type_data = True - - if net_type_bridge and net_type_data: - error_text = "Error connection interfaces of 'bridge' type and 'data' type at 'networks':'{}':'interfaces'"\ - .format(net_name) - # logger.debug("nfvo.new_scenario " + error_text) - raise NfvoException(error_text, HTTP_Bad_Request) - elif net_type_bridge: - type_ = 'bridge' - else: - type_ = 'data' if len(net["interfaces"]) > 2 else 'ptp' - - if net.get("implementation"): # for v0.3 - if type_ == "bridge" and net["implementation"] == "underlay": - error_text = "Error connecting interfaces of data type to a network declared as 'underlay' at "\ - "'network':'{}'".format(net_name) - # logger.debug(error_text) - raise NfvoException(error_text, HTTP_Bad_Request) - elif type_ != "bridge" and net["implementation"] == "overlay": - error_text = "Error connecting interfaces of data type to a network declared as 'overlay' at "\ - "'network':'{}'".format(net_name) - # logger.debug(error_text) - raise NfvoException(error_text, HTTP_Bad_Request) - net.pop("implementation") - if "type" in net and version == "0.3": # for v0.3 - if type_ == "data" and net["type"] == "e-line": - error_text = "Error connecting more than 2 interfaces of data type to a network declared as type "\ - "'e-line' at 'network':'{}'".format(net_name) - # logger.debug(error_text) - raise NfvoException(error_text, HTTP_Bad_Request) - elif type_ == "ptp" and net["type"] == "e-lan": - type_ = "data" - - net['type'] = type_ - net['name'] = net_name - net['external'] = net.get('external', False) - - # 3: insert at database - scenario["nets"] = scenario["networks"] - scenario['tenant_id'] = tenant_id - scenario_id = mydb.new_scenario(scenario) - return scenario_id - - -def new_nsd_v3(mydb, tenant_id, nsd_descriptor): - """ - Parses an OSM IM nsd_catalog and insert at DB - :param mydb: - :param tenant_id: - :param nsd_descriptor: - :return: The list of cretated NSD ids - """ - try: - mynsd = nsd_catalog.nsd() - try: - pybindJSONDecoder.load_ietf_json(nsd_descriptor, None, None, obj=mynsd) - except Exception as e: - raise NfvoException("Error. Invalid NS descriptor format: " + str(e), HTTP_Bad_Request) - db_scenarios = [] - db_sce_nets = [] - db_sce_vnfs = [] - db_sce_interfaces = [] - db_ip_profiles = [] - db_ip_profiles_index = 0 - uuid_list = [] - nsd_uuid_list = [] - for nsd_yang in mynsd.nsd_catalog.nsd.itervalues(): - nsd = nsd_yang.get() - - # table sceanrios - scenario_uuid = str(uuid4()) - uuid_list.append(scenario_uuid) - nsd_uuid_list.append(scenario_uuid) - db_scenario = { - "uuid": scenario_uuid, - "osm_id": get_str(nsd, "id", 255), - "name": get_str(nsd, "name", 255), - "description": get_str(nsd, "description", 255), - "tenant_id": tenant_id, - "vendor": get_str(nsd, "vendor", 255), - "short_name": get_str(nsd, "short-name", 255), - "descriptor": str(nsd_descriptor)[:60000], - } - db_scenarios.append(db_scenario) - - # table sce_vnfs (constituent-vnfd) - vnf_index2scevnf_uuid = {} - vnf_index2vnf_uuid = {} - for vnf in nsd.get("constituent-vnfd").itervalues(): - existing_vnf = mydb.get_rows(FROM="vnfs", WHERE={'osm_id': str(vnf["vnfd-id-ref"])[:255], - 'tenant_id': tenant_id}) - if not existing_vnf: - raise NfvoException("Error. Invalid NS descriptor at 'nsd[{}]':'constituent-vnfd':'vnfd-id-ref':" - "'{}'. Reference to a non-existing VNFD in the catalog".format( - str(nsd["id"]), str(vnf["vnfd-id-ref"])[:255]), - HTTP_Bad_Request) - sce_vnf_uuid = str(uuid4()) - uuid_list.append(sce_vnf_uuid) - db_sce_vnf = { - "uuid": sce_vnf_uuid, - "scenario_id": scenario_uuid, - "name": existing_vnf[0]["name"][:200] + "." + get_str(vnf, "member-vnf-index", 5), - "vnf_id": existing_vnf[0]["uuid"], - "member_vnf_index": int(vnf["member-vnf-index"]), - # TODO 'start-by-default': True - } - vnf_index2scevnf_uuid[int(vnf['member-vnf-index'])] = sce_vnf_uuid - vnf_index2vnf_uuid[int(vnf['member-vnf-index'])] = existing_vnf[0]["uuid"] - db_sce_vnfs.append(db_sce_vnf) - - # table ip_profiles (ip-profiles) - ip_profile_name2db_table_index = {} - for ip_profile in nsd.get("ip-profiles").itervalues(): - db_ip_profile = { - "ip_version": str(ip_profile["ip-profile-params"].get("ip-version", "ipv4")), - "subnet_address": str(ip_profile["ip-profile-params"].get("subnet-address")), - "gateway_address": str(ip_profile["ip-profile-params"].get("gateway-address")), - "dhcp_enabled": str(ip_profile["ip-profile-params"]["dhcp-params"].get("enabled", True)), - "dhcp_start_address": str(ip_profile["ip-profile-params"]["dhcp-params"].get("start-address")), - "dhcp_count": str(ip_profile["ip-profile-params"]["dhcp-params"].get("count")), - } - dns_list = [] - for dns in ip_profile["ip-profile-params"]["dns-server"].itervalues(): - dns_list.append(str(dns.get("address"))) - db_ip_profile["dns_address"] = ";".join(dns_list) - if ip_profile["ip-profile-params"].get('security-group'): - db_ip_profile["security_group"] = ip_profile["ip-profile-params"]['security-group'] - ip_profile_name2db_table_index[str(ip_profile["name"])] = db_ip_profiles_index - db_ip_profiles_index += 1 - db_ip_profiles.append(db_ip_profile) - - # table sce_nets (internal-vld) - for vld in nsd.get("vld").itervalues(): - sce_net_uuid = str(uuid4()) - uuid_list.append(sce_net_uuid) - db_sce_net = { - "uuid": sce_net_uuid, - "name": get_str(vld, "name", 255), - "scenario_id": scenario_uuid, - # "type": #TODO - "multipoint": not vld.get("type") == "ELINE", - # "external": #TODO - "description": get_str(vld, "description", 255), - } - # guess type of network - if vld.get("mgmt-network"): - db_sce_net["type"] = "bridge" - db_sce_net["external"] = True - elif vld.get("provider-network").get("overlay-type") == "VLAN": - db_sce_net["type"] = "data" - else: - db_sce_net["type"] = "bridge" - db_sce_nets.append(db_sce_net) - - # ip-profile, link db_ip_profile with db_sce_net - if vld.get("ip-profile-ref"): - ip_profile_name = vld.get("ip-profile-ref") - if ip_profile_name not in ip_profile_name2db_table_index: - raise NfvoException("Error. Invalid NS descriptor at 'nsd[{}]':'vld[{}]':'ip-profile-ref':'{}'." - " Reference to a non-existing 'ip_profiles'".format( - str(nsd["id"]), str(vld["id"]), str(vld["ip-profile-ref"])), - HTTP_Bad_Request) - db_ip_profiles[ip_profile_name2db_table_index[ip_profile_name]]["sce_net_id"] = sce_net_uuid - - # table sce_interfaces (vld:vnfd-connection-point-ref) - for iface in vld.get("vnfd-connection-point-ref").itervalues(): - vnf_index = int(iface['member-vnf-index-ref']) - # check correct parameters - if vnf_index not in vnf_index2vnf_uuid: - raise NfvoException("Error. Invalid NS descriptor at 'nsd[{}]':'vld[{}]':'vnfd-connection-point" - "-ref':'member-vnf-index-ref':'{}'. Reference to a non-existing index at " - "'nsd':'constituent-vnfd'".format( - str(nsd["id"]), str(vld["id"]), str(iface["member-vnf-index-ref"])), - HTTP_Bad_Request) - - existing_ifaces = mydb.get_rows(SELECT=('i.uuid as uuid',), - FROM="interfaces as i join vms on i.vm_id=vms.uuid", - WHERE={'vnf_id': vnf_index2vnf_uuid[vnf_index], - 'external_name': get_str(iface, "vnfd-connection-point-ref", - 255)}) - if not existing_ifaces: - raise NfvoException("Error. Invalid NS descriptor at 'nsd[{}]':'vld[{}]':'vnfd-connection-point" - "-ref':'vnfd-connection-point-ref':'{}'. Reference to a non-existing " - "connection-point name at VNFD '{}'".format( - str(nsd["id"]), str(vld["id"]), str(iface["vnfd-connection-point-ref"]), - str(iface.get("vnfd-id-ref"))[:255]), - HTTP_Bad_Request) - interface_uuid = existing_ifaces[0]["uuid"] - sce_interface_uuid = str(uuid4()) - uuid_list.append(sce_net_uuid) - db_sce_interface = { - "uuid": sce_interface_uuid, - "sce_vnf_id": vnf_index2scevnf_uuid[vnf_index], - "sce_net_id": sce_net_uuid, - "interface_id": interface_uuid, - # "ip_address": #TODO - } - db_sce_interfaces.append(db_sce_interface) - - db_tables = [ - {"scenarios": db_scenarios}, - {"sce_nets": db_sce_nets}, - {"ip_profiles": db_ip_profiles}, - {"sce_vnfs": db_sce_vnfs}, - {"sce_interfaces": db_sce_interfaces}, - ] - - logger.debug("create_vnf Deployment done vnfDict: %s", - yaml.safe_dump(db_tables, indent=4, default_flow_style=False) ) - mydb.new_rows(db_tables, uuid_list) - return nsd_uuid_list - except NfvoException: - raise - except Exception as e: - logger.error("Exception {}".format(e)) - raise # NfvoException("Exception {}".format(e), HTTP_Bad_Request) - - -def edit_scenario(mydb, tenant_id, scenario_id, data): - data["uuid"] = scenario_id - data["tenant_id"] = tenant_id - c = mydb.edit_scenario( data ) - return c - - -def start_scenario(mydb, tenant_id, scenario_id, instance_scenario_name, instance_scenario_description, datacenter=None,vim_tenant=None, startvms=True): - #print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id" - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter, vim_tenant=vim_tenant) - vims = {datacenter_id: myvim} - myvim_tenant = myvim['tenant_id'] - datacenter_name = myvim['name'] - - rollbackList=[] - try: - #print "Checking that the scenario_id exists and getting the scenario dictionary" - scenarioDict = mydb.get_scenario(scenario_id, tenant_id, datacenter_id=datacenter_id) - scenarioDict['datacenter2tenant'] = { datacenter_id: myvim['config']['datacenter_tenant_id'] } - scenarioDict['datacenter_id'] = datacenter_id - #print '================scenarioDict=======================' - #print json.dumps(scenarioDict, indent=4) - #print 'BEGIN launching instance scenario "%s" based on "%s"' % (instance_scenario_name,scenarioDict['name']) - - logger.debug("start_scenario Scenario %s: consisting of %d VNF(s)", scenarioDict['name'],len(scenarioDict['vnfs'])) - #print yaml.safe_dump(scenarioDict, indent=4, default_flow_style=False) - - auxNetDict = {} #Auxiliar dictionary. First key:'scenario' or sce_vnf uuid. Second Key: uuid of the net/sce_net. Value: vim_net_id - auxNetDict['scenario'] = {} - - logger.debug("start_scenario 1. Creating new nets (sce_nets) in the VIM") - for sce_net in scenarioDict['nets']: - #print "Net name: %s. Description: %s" % (sce_net["name"], sce_net["description"]) - - myNetName = "%s.%s" % (instance_scenario_name, sce_net['name']) - myNetName = myNetName[0:255] #limit length - myNetType = sce_net['type'] - myNetDict = {} - myNetDict["name"] = myNetName - myNetDict["type"] = myNetType - myNetDict["tenant_id"] = myvim_tenant - myNetIPProfile = sce_net.get('ip_profile', None) - #TODO: - #We should use the dictionary as input parameter for new_network - #print myNetDict - if not sce_net["external"]: - network_id = myvim.new_network(myNetName, myNetType, myNetIPProfile) - #print "New VIM network created for scenario %s. Network id: %s" % (scenarioDict['name'],network_id) - sce_net['vim_id'] = network_id - auxNetDict['scenario'][sce_net['uuid']] = network_id - rollbackList.append({'what':'network','where':'vim','vim_id':datacenter_id,'uuid':network_id}) - sce_net["created"] = True - else: - if sce_net['vim_id'] == None: - error_text = "Error, datacenter '%s' does not have external network '%s'." % (datacenter_name, sce_net['name']) - _, message = rollback(mydb, vims, rollbackList) - logger.error("nfvo.start_scenario: %s", error_text) - raise NfvoException(error_text, HTTP_Bad_Request) - logger.debug("Using existent VIM network for scenario %s. Network id %s", scenarioDict['name'],sce_net['vim_id']) - auxNetDict['scenario'][sce_net['uuid']] = sce_net['vim_id'] - - logger.debug("start_scenario 2. Creating new nets (vnf internal nets) in the VIM") - #For each vnf net, we create it and we add it to instanceNetlist. - - for sce_vnf in scenarioDict['vnfs']: - for net in sce_vnf['nets']: - #print "Net name: %s. Description: %s" % (net["name"], net["description"]) - - myNetName = "%s.%s" % (instance_scenario_name,net['name']) - myNetName = myNetName[0:255] #limit length - myNetType = net['type'] - myNetDict = {} - myNetDict["name"] = myNetName - myNetDict["type"] = myNetType - myNetDict["tenant_id"] = myvim_tenant - myNetIPProfile = net.get('ip_profile', None) - #print myNetDict - #TODO: - #We should use the dictionary as input parameter for new_network - network_id = myvim.new_network(myNetName, myNetType, myNetIPProfile) - #print "VIM network id for scenario %s: %s" % (scenarioDict['name'],network_id) - net['vim_id'] = network_id - if sce_vnf['uuid'] not in auxNetDict: - auxNetDict[sce_vnf['uuid']] = {} - auxNetDict[sce_vnf['uuid']][net['uuid']] = network_id - rollbackList.append({'what':'network','where':'vim','vim_id':datacenter_id,'uuid':network_id}) - net["created"] = True - - #print "auxNetDict:" - #print yaml.safe_dump(auxNetDict, indent=4, default_flow_style=False) - - logger.debug("start_scenario 3. Creating new vm instances in the VIM") - #myvim.new_vminstance(self,vimURI,tenant_id,name,description,image_id,flavor_id,net_dict) - i = 0 - for sce_vnf in scenarioDict['vnfs']: - vnf_availability_zones = [] - for vm in sce_vnf['vms']: - vm_av = vm.get('availability_zone') - if vm_av and vm_av not in vnf_availability_zones: - vnf_availability_zones.append(vm_av) - - # check if there is enough availability zones available at vim level. - if myvims[datacenter_id].availability_zone and vnf_availability_zones: - if len(vnf_availability_zones) > len(myvims[datacenter_id].availability_zone): - raise NfvoException('No enough availability zones at VIM for this deployment', HTTP_Bad_Request) - - for vm in sce_vnf['vms']: - i += 1 - myVMDict = {} - #myVMDict['name'] = "%s-%s-%s" % (scenarioDict['name'],sce_vnf['name'], vm['name']) - myVMDict['name'] = "{}.{}.{}".format(instance_scenario_name,sce_vnf['name'],chr(96+i)) - #myVMDict['description'] = vm['description'] - myVMDict['description'] = myVMDict['name'][0:99] - if not startvms: - myVMDict['start'] = "no" - myVMDict['name'] = myVMDict['name'][0:255] #limit name length - #print "VM name: %s. Description: %s" % (myVMDict['name'], myVMDict['name']) - - #create image at vim in case it not exist - image_dict = mydb.get_table_by_uuid_name("images", vm['image_id']) - image_id = create_or_use_image(mydb, vims, image_dict, [], True) - vm['vim_image_id'] = image_id - - #create flavor at vim in case it not exist - flavor_dict = mydb.get_table_by_uuid_name("flavors", vm['flavor_id']) - if flavor_dict['extended']!=None: - flavor_dict['extended']= yaml.load(flavor_dict['extended']) - flavor_id = create_or_use_flavor(mydb, vims, flavor_dict, [], True) - vm['vim_flavor_id'] = flavor_id - - - myVMDict['imageRef'] = vm['vim_image_id'] - myVMDict['flavorRef'] = vm['vim_flavor_id'] - myVMDict['networks'] = [] - for iface in vm['interfaces']: - netDict = {} - if iface['type']=="data": - netDict['type'] = iface['model'] - elif "model" in iface and iface["model"]!=None: - netDict['model']=iface['model'] - #TODO in future, remove this because mac_address will not be set, and the type of PV,VF is obtained from iterface table model - #discover type of interface looking at flavor - for numa in flavor_dict.get('extended',{}).get('numas',[]): - for flavor_iface in numa.get('interfaces',[]): - if flavor_iface.get('name') == iface['internal_name']: - if flavor_iface['dedicated'] == 'yes': - netDict['type']="PF" #passthrough - elif flavor_iface['dedicated'] == 'no': - netDict['type']="VF" #siov - elif flavor_iface['dedicated'] == 'yes:sriov': - netDict['type']="VFnotShared" #sriov but only one sriov on the PF - netDict["mac_address"] = flavor_iface.get("mac_address") - break; - netDict["use"]=iface['type'] - if netDict["use"]=="data" and not netDict.get("type"): - #print "netDict", netDict - #print "iface", iface - e_text = "Cannot determine the interface type PF or VF of VNF '%s' VM '%s' iface '%s'" %(sce_vnf['name'], vm['name'], iface['internal_name']) - if flavor_dict.get('extended')==None: - raise NfvoException(e_text + "After database migration some information is not available. \ - Try to delete and create the scenarios and VNFs again", HTTP_Conflict) - else: - raise NfvoException(e_text, HTTP_Internal_Server_Error) - if netDict["use"]=="mgmt" or netDict["use"]=="bridge": - netDict["type"]="virtual" - if "vpci" in iface and iface["vpci"] is not None: - netDict['vpci'] = iface['vpci'] - if "mac" in iface and iface["mac"] is not None: - netDict['mac_address'] = iface['mac'] - if "port-security" in iface and iface["port-security"] is not None: - netDict['port_security'] = iface['port-security'] - if "floating-ip" in iface and iface["floating-ip"] is not None: - netDict['floating_ip'] = iface['floating-ip'] - netDict['name'] = iface['internal_name'] - if iface['net_id'] is None: - for vnf_iface in sce_vnf["interfaces"]: - #print iface - #print vnf_iface - if vnf_iface['interface_id']==iface['uuid']: - netDict['net_id'] = auxNetDict['scenario'][ vnf_iface['sce_net_id'] ] - break - else: - netDict['net_id'] = auxNetDict[ sce_vnf['uuid'] ][ iface['net_id'] ] - #skip bridge ifaces not connected to any net - #if 'net_id' not in netDict or netDict['net_id']==None: - # continue - myVMDict['networks'].append(netDict) - #print ">>>>>>>>>>>>>>>>>>>>>>>>>>>" - #print myVMDict['name'] - #print "networks", yaml.safe_dump(myVMDict['networks'], indent=4, default_flow_style=False) - #print "interfaces", yaml.safe_dump(vm['interfaces'], indent=4, default_flow_style=False) - #print ">>>>>>>>>>>>>>>>>>>>>>>>>>>" - - if 'availability_zone' in myVMDict: - av_index = vnf_availability_zones.index(myVMDict['availability_zone']) - else: - av_index = None - - vm_id, _ = myvim.new_vminstance(myVMDict['name'], myVMDict['description'], myVMDict.get('start', None), - myVMDict['imageRef'], myVMDict['flavorRef'], myVMDict['networks'], - availability_zone_index=av_index, - availability_zone_list=vnf_availability_zones) - #print "VIM vm instance id (server id) for scenario %s: %s" % (scenarioDict['name'],vm_id) - vm['vim_id'] = vm_id - rollbackList.append({'what':'vm','where':'vim','vim_id':datacenter_id,'uuid':vm_id}) - #put interface uuid back to scenario[vnfs][vms[[interfaces] - for net in myVMDict['networks']: - if "vim_id" in net: - for iface in vm['interfaces']: - if net["name"]==iface["internal_name"]: - iface["vim_id"]=net["vim_id"] - break - - logger.debug("start scenario Deployment done") - #print yaml.safe_dump(scenarioDict, indent=4, default_flow_style=False) - #r,c = mydb.new_instance_scenario_as_a_whole(nfvo_tenant,scenarioDict['name'],scenarioDict) - instance_id = mydb.new_instance_scenario_as_a_whole(tenant_id,instance_scenario_name, instance_scenario_description, scenarioDict) - return mydb.get_instance_scenario(instance_id) - - except (db_base_Exception, vimconn.vimconnException) as e: - _, message = rollback(mydb, vims, rollbackList) - if isinstance(e, db_base_Exception): - error_text = "Exception at database" - else: - error_text = "Exception at VIM" - error_text += " {} {}. {}".format(type(e).__name__, str(e), message) - #logger.error("start_scenario %s", error_text) - raise NfvoException(error_text, e.http_code) - -def unify_cloud_config(cloud_config_preserve, cloud_config): - """ join the cloud config information into cloud_config_preserve. - In case of conflict cloud_config_preserve preserves - None is allowed - """ - if not cloud_config_preserve and not cloud_config: - return None - - new_cloud_config = {"key-pairs":[], "users":[]} - # key-pairs - if cloud_config_preserve: - for key in cloud_config_preserve.get("key-pairs", () ): - if key not in new_cloud_config["key-pairs"]: - new_cloud_config["key-pairs"].append(key) - if cloud_config: - for key in cloud_config.get("key-pairs", () ): - if key not in new_cloud_config["key-pairs"]: - new_cloud_config["key-pairs"].append(key) - if not new_cloud_config["key-pairs"]: - del new_cloud_config["key-pairs"] - - # users - if cloud_config: - new_cloud_config["users"] += cloud_config.get("users", () ) - if cloud_config_preserve: - new_cloud_config["users"] += cloud_config_preserve.get("users", () ) - index_to_delete = [] - users = new_cloud_config.get("users", []) - for index0 in range(0,len(users)): - if index0 in index_to_delete: - continue - for index1 in range(index0+1,len(users)): - if index1 in index_to_delete: - continue - if users[index0]["name"] == users[index1]["name"]: - index_to_delete.append(index1) - for key in users[index1].get("key-pairs",()): - if "key-pairs" not in users[index0]: - users[index0]["key-pairs"] = [key] - elif key not in users[index0]["key-pairs"]: - users[index0]["key-pairs"].append(key) - index_to_delete.sort(reverse=True) - for index in index_to_delete: - del users[index] - if not new_cloud_config["users"]: - del new_cloud_config["users"] - - #boot-data-drive - if cloud_config and cloud_config.get("boot-data-drive") != None: - new_cloud_config["boot-data-drive"] = cloud_config["boot-data-drive"] - if cloud_config_preserve and cloud_config_preserve.get("boot-data-drive") != None: - new_cloud_config["boot-data-drive"] = cloud_config_preserve["boot-data-drive"] - - # user-data - new_cloud_config["user-data"] = [] - if cloud_config and cloud_config.get("user-data"): - if isinstance(cloud_config["user-data"], list): - new_cloud_config["user-data"] += cloud_config["user-data"] - else: - new_cloud_config["user-data"].append(cloud_config["user-data"]) - if cloud_config_preserve and cloud_config_preserve.get("user-data"): - if isinstance(cloud_config_preserve["user-data"], list): - new_cloud_config["user-data"] += cloud_config_preserve["user-data"] - else: - new_cloud_config["user-data"].append(cloud_config_preserve["user-data"]) - if not new_cloud_config["user-data"]: - del new_cloud_config["user-data"] - - # config files - new_cloud_config["config-files"] = [] - if cloud_config and cloud_config.get("config-files") != None: - new_cloud_config["config-files"] += cloud_config["config-files"] - if cloud_config_preserve: - for file in cloud_config_preserve.get("config-files", ()): - for index in range(0, len(new_cloud_config["config-files"])): - if new_cloud_config["config-files"][index]["dest"] == file["dest"]: - new_cloud_config["config-files"][index] = file - break - else: - new_cloud_config["config-files"].append(file) - if not new_cloud_config["config-files"]: - del new_cloud_config["config-files"] - return new_cloud_config - - -def get_vim_thread(mydb, tenant_id, datacenter_id_name=None, datacenter_tenant_id=None): - datacenter_id = None - datacenter_name = None - thread = None - try: - if datacenter_tenant_id: - thread_id = datacenter_tenant_id - thread = vim_threads["running"].get(datacenter_tenant_id) - else: - where_={"td.nfvo_tenant_id": tenant_id} - if datacenter_id_name: - if utils.check_valid_uuid(datacenter_id_name): - datacenter_id = datacenter_id_name - where_["dt.datacenter_id"] = datacenter_id - else: - datacenter_name = datacenter_id_name - where_["d.name"] = datacenter_name - if datacenter_tenant_id: - where_["dt.uuid"] = datacenter_tenant_id - datacenters = mydb.get_rows( - SELECT=("dt.uuid as datacenter_tenant_id",), - FROM="datacenter_tenants as dt join tenants_datacenters as td on dt.uuid=td.datacenter_tenant_id " - "join datacenters as d on d.uuid=dt.datacenter_id", - WHERE=where_) - if len(datacenters) > 1: - raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict) - elif datacenters: - thread_id = datacenters[0]["datacenter_tenant_id"] - thread = vim_threads["running"].get(thread_id) - if not thread: - raise NfvoException("datacenter '{}' not found".format(str(datacenter_id_name)), HTTP_Not_Found) - return thread_id, thread - except db_base_Exception as e: - raise NfvoException("{} {}".format(type(e).__name__ , str(e)), e.http_code) - - -def get_datacenter_uuid(mydb, tenant_id, datacenter_id_name): - WHERE_dict={} - if utils.check_valid_uuid(datacenter_id_name): - WHERE_dict['d.uuid'] = datacenter_id_name - else: - WHERE_dict['d.name'] = datacenter_id_name - - if tenant_id: - WHERE_dict['nfvo_tenant_id'] = tenant_id - from_= "tenants_datacenters as td join datacenters as d on td.datacenter_id=d.uuid join datacenter_tenants as" \ - " dt on td.datacenter_tenant_id=dt.uuid" - else: - from_ = 'datacenters as d' - vimaccounts = mydb.get_rows(FROM=from_, SELECT=("d.uuid as uuid",), WHERE=WHERE_dict ) - if len(vimaccounts) == 0: - raise NfvoException("datacenter '{}' not found".format(str(datacenter_id_name)), HTTP_Not_Found) - elif len(vimaccounts)>1: - #print "nfvo.datacenter_action() error. Several datacenters found" - raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict) - return vimaccounts[0]["uuid"] - - -def get_datacenter_by_name_uuid(mydb, tenant_id, datacenter_id_name=None, **extra_filter): - datacenter_id = None - datacenter_name = None - if datacenter_id_name: - if utils.check_valid_uuid(datacenter_id_name): - datacenter_id = datacenter_id_name - else: - datacenter_name = datacenter_id_name - vims = get_vim(mydb, tenant_id, datacenter_id, datacenter_name, **extra_filter) - if len(vims) == 0: - raise NfvoException("datacenter '{}' not found".format(str(datacenter_id_name)), HTTP_Not_Found) - elif len(vims)>1: - #print "nfvo.datacenter_action() error. Several datacenters found" - raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict) - return vims.keys()[0], vims.values()[0] - - -def update(d, u): - '''Takes dict d and updates it with the values in dict u.''' - '''It merges all depth levels''' - for k, v in u.iteritems(): - if isinstance(v, collections.Mapping): - r = update(d.get(k, {}), v) - d[k] = r - else: - d[k] = u[k] - return d - -def create_instance(mydb, tenant_id, instance_dict): - # print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id" - # logger.debug("Creating instance...") - scenario = instance_dict["scenario"] - - # find main datacenter - myvims = {} - myvim_threads_id = {} - datacenter = instance_dict.get("datacenter") - default_datacenter_id, vim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - myvims[default_datacenter_id] = vim - myvim_threads_id[default_datacenter_id], _ = get_vim_thread(mydb, tenant_id, default_datacenter_id) - tenant = mydb.get_rows_by_id('nfvo_tenants', tenant_id) - # myvim_tenant = myvim['tenant_id'] - - rollbackList=[] - - # print "Checking that the scenario exists and getting the scenario dictionary" - scenarioDict = mydb.get_scenario(scenario, tenant_id, datacenter_vim_id=myvim_threads_id[default_datacenter_id], - datacenter_id=default_datacenter_id) - - # logger.debug(">>>>>> Dictionaries before merging") - # logger.debug(">>>>>> InstanceDict:\n{}".format(yaml.safe_dump(instance_dict,default_flow_style=False, width=256))) - # logger.debug(">>>>>> ScenarioDict:\n{}".format(yaml.safe_dump(scenarioDict,default_flow_style=False, width=256))) - - db_instance_vnfs = [] - db_instance_vms = [] - db_instance_interfaces = [] - db_ip_profiles = [] - db_vim_actions = [] - uuid_list = [] - task_index = 0 - instance_name = instance_dict["name"] - instance_uuid = str(uuid4()) - uuid_list.append(instance_uuid) - db_instance_scenario = { - "uuid": instance_uuid, - "name": instance_name, - "tenant_id": tenant_id, - "scenario_id": scenarioDict['uuid'], - "datacenter_id": default_datacenter_id, - # filled bellow 'datacenter_tenant_id' - "description": instance_dict.get("description"), - } - if scenarioDict.get("cloud-config"): - db_instance_scenario["cloud_config"] = yaml.safe_dump(scenarioDict["cloud-config"], - default_flow_style=True, width=256) - instance_action_id = get_task_id() - db_instance_action = { - "uuid": instance_action_id, # same uuid for the instance and the action on create - "tenant_id": tenant_id, - "instance_id": instance_uuid, - "description": "CREATE", - } - - # Auxiliary dictionaries from x to y - vnf_net2instance = {} - sce_net2instance = {} - net2task_id = {'scenario': {}} - - # logger.debug("Creating instance from scenario-dict:\n%s", - # yaml.safe_dump(scenarioDict, indent=4, default_flow_style=False)) - try: - # 0 check correct parameters - for net_name, net_instance_desc in instance_dict.get("networks", {}).iteritems(): - found = False - for scenario_net in scenarioDict['nets']: - if net_name == scenario_net["name"]: - found = True - break - if not found: - raise NfvoException("Invalid scenario network name '{}' at instance:networks".format(net_name), - HTTP_Bad_Request) - if "sites" not in net_instance_desc: - net_instance_desc["sites"] = [ {} ] - site_without_datacenter_field = False - for site in net_instance_desc["sites"]: - if site.get("datacenter"): - site["datacenter"] = get_datacenter_uuid(mydb, tenant_id, site["datacenter"]) - if site["datacenter"] not in myvims: - # Add this datacenter to myvims - d, v = get_datacenter_by_name_uuid(mydb, tenant_id, site["datacenter"]) - myvims[d] = v - myvim_threads_id[d], _ = get_vim_thread(mydb, tenant_id, site["datacenter"]) - site["datacenter"] = d # change name to id - else: - if site_without_datacenter_field: - raise NfvoException("Found more than one entries without datacenter field at " - "instance:networks:{}:sites".format(net_name), HTTP_Bad_Request) - site_without_datacenter_field = True - site["datacenter"] = default_datacenter_id # change name to id - - for vnf_name, vnf_instance_desc in instance_dict.get("vnfs",{}).iteritems(): - found = False - for scenario_vnf in scenarioDict['vnfs']: - if vnf_name == scenario_vnf['name']: - found = True - break - if not found: - raise NfvoException("Invalid vnf name '{}' at instance:vnfs".format(vnf_instance_desc), HTTP_Bad_Request) - if "datacenter" in vnf_instance_desc: - # Add this datacenter to myvims - vnf_instance_desc["datacenter"] = get_datacenter_uuid(mydb, tenant_id, vnf_instance_desc["datacenter"]) - if vnf_instance_desc["datacenter"] not in myvims: - d, v = get_datacenter_by_name_uuid(mydb, tenant_id, vnf_instance_desc["datacenter"]) - myvims[d] = v - myvim_threads_id[d], _ = get_vim_thread(mydb, tenant_id, vnf_instance_desc["datacenter"]) - scenario_vnf["datacenter"] = vnf_instance_desc["datacenter"] - - # 0.1 parse cloud-config parameters - cloud_config = unify_cloud_config(instance_dict.get("cloud-config"), scenarioDict.get("cloud-config")) - # We add the RO key to cloud_config - if tenant[0].get('RO_pub_key'): - RO_key = {"key-pairs": [tenant[0]['RO_pub_key']]} - cloud_config = unify_cloud_config(cloud_config, RO_key) - - # 0.2 merge instance information into scenario - # Ideally, the operation should be as simple as: update(scenarioDict,instance_dict) - # However, this is not possible yet. - for net_name, net_instance_desc in instance_dict.get("networks",{}).iteritems(): - for scenario_net in scenarioDict['nets']: - if net_name == scenario_net["name"]: - if 'ip-profile' in net_instance_desc: - # translate from input format to database format - ipprofile_in = net_instance_desc['ip-profile'] - ipprofile_db = {} - ipprofile_db['subnet_address'] = ipprofile_in.get('subnet-address') - ipprofile_db['ip_version'] = ipprofile_in.get('ip-version', 'IPv4') - ipprofile_db['gateway_address'] = ipprofile_in.get('gateway-address') - ipprofile_db['dns_address'] = ipprofile_in.get('dns-address') - if isinstance(ipprofile_db['dns_address'], (list, tuple)): - ipprofile_db['dns_address'] = ";".join(ipprofile_db['dns_address']) - if 'dhcp' in ipprofile_in: - ipprofile_db['dhcp_start_address'] = ipprofile_in['dhcp'].get('start-address') - ipprofile_db['dhcp_enabled'] = ipprofile_in['dhcp'].get('enabled', True) - ipprofile_db['dhcp_count'] = ipprofile_in['dhcp'].get('count' ) - if 'ip_profile' not in scenario_net: - scenario_net['ip_profile'] = ipprofile_db - else: - update(scenario_net['ip_profile'], ipprofile_db) - for interface in net_instance_desc.get('interfaces', () ): - if 'ip_address' in interface: - for vnf in scenarioDict['vnfs']: - if interface['vnf'] == vnf['name']: - for vnf_interface in vnf['interfaces']: - if interface['vnf_interface'] == vnf_interface['external_name']: - vnf_interface['ip_address']=interface['ip_address'] - - # logger.debug(">>>>>>>> Merged dictionary") - # logger.debug("Creating instance scenario-dict MERGED:\n%s", - # yaml.safe_dump(scenarioDict, indent=4, default_flow_style=False)) - - # 1. Creating new nets (sce_nets) in the VIM" - db_instance_nets = [] - for sce_net in scenarioDict['nets']: - descriptor_net = instance_dict.get("networks", {}).get(sce_net["name"], {}) - net_name = descriptor_net.get("vim-network-name") - sce_net2instance[sce_net['uuid']] = {} - net2task_id['scenario'][sce_net['uuid']] = {} - - sites = descriptor_net.get("sites", [ {} ]) - for site in sites: - if site.get("datacenter"): - vim = myvims[ site["datacenter"] ] - datacenter_id = site["datacenter"] - myvim_thread_id = myvim_threads_id[ site["datacenter"] ] - else: - vim = myvims[ default_datacenter_id ] - datacenter_id = default_datacenter_id - myvim_thread_id = myvim_threads_id[default_datacenter_id] - net_type = sce_net['type'] - lookfor_filter = {'admin_state_up': True, 'status': 'ACTIVE'} # 'shared': True - - if not net_name: - if sce_net["external"]: - net_name = sce_net["name"] - else: - net_name = "{}.{}".format(instance_name, sce_net["name"]) - net_name = net_name[:255] # limit length - - if "netmap-use" in site or "netmap-create" in site: - create_network = False - lookfor_network = False - if "netmap-use" in site: - lookfor_network = True - if utils.check_valid_uuid(site["netmap-use"]): - filter_text = "scenario id '%s'" % site["netmap-use"] - lookfor_filter["id"] = site["netmap-use"] - else: - filter_text = "scenario name '%s'" % site["netmap-use"] - lookfor_filter["name"] = site["netmap-use"] - if "netmap-create" in site: - create_network = True - net_vim_name = net_name - if site["netmap-create"]: - net_vim_name = site["netmap-create"] - elif sce_net["external"]: - if sce_net['vim_id'] != None: - # there is a netmap at datacenter_nets database # TODO REVISE!!!! - create_network = False - lookfor_network = True - lookfor_filter["id"] = sce_net['vim_id'] - filter_text = "vim_id '{}' datacenter_netmap name '{}'. Try to reload vims with "\ - "datacenter-net-update".format(sce_net['vim_id'], sce_net["name"]) - # look for network at datacenter and return error - else: - # There is not a netmap, look at datacenter for a net with this name and create if not found - create_network = True - lookfor_network = True - lookfor_filter["name"] = sce_net["name"] - net_vim_name = sce_net["name"] - filter_text = "scenario name '%s'" % sce_net["name"] - else: - net_vim_name = net_name - create_network = True - lookfor_network = False - - task_extra = {} - if create_network: - task_action = "CREATE" - task_extra["params"] = (net_vim_name, net_type, sce_net.get('ip_profile', None)) - if lookfor_network: - task_extra["find"] = (lookfor_filter,) - elif lookfor_network: - task_action = "FIND" - task_extra["params"] = (lookfor_filter,) - - # fill database content - net_uuid = str(uuid4()) - uuid_list.append(net_uuid) - sce_net2instance[sce_net['uuid']][datacenter_id] = net_uuid - db_net = { - "uuid": net_uuid, - 'vim_net_id': None, - "instance_scenario_id": instance_uuid, - "sce_net_id": sce_net["uuid"], - "created": create_network, - 'datacenter_id': datacenter_id, - 'datacenter_tenant_id': myvim_thread_id, - 'status': 'BUILD' if create_network else "ACTIVE" - } - db_instance_nets.append(db_net) - db_vim_action = { - "instance_action_id": instance_action_id, - "status": "SCHEDULED", - "task_index": task_index, - "datacenter_vim_id": myvim_thread_id, - "action": task_action, - "item": "instance_nets", - "item_id": net_uuid, - "extra": yaml.safe_dump(task_extra, default_flow_style=True, width=256) - } - net2task_id['scenario'][sce_net['uuid']][datacenter_id] = task_index - task_index += 1 - db_vim_actions.append(db_vim_action) - - if 'ip_profile' in sce_net: - db_ip_profile={ - 'instance_net_id': net_uuid, - 'ip_version': sce_net['ip_profile']['ip_version'], - 'subnet_address': sce_net['ip_profile']['subnet_address'], - 'gateway_address': sce_net['ip_profile']['gateway_address'], - 'dns_address': sce_net['ip_profile']['dns_address'], - 'dhcp_enabled': sce_net['ip_profile']['dhcp_enabled'], - 'dhcp_start_address': sce_net['ip_profile']['dhcp_start_address'], - 'dhcp_count': sce_net['ip_profile']['dhcp_count'], - } - db_ip_profiles.append(db_ip_profile) - - # 2. Creating new nets (vnf internal nets) in the VIM" - # For each vnf net, we create it and we add it to instanceNetlist. - for sce_vnf in scenarioDict['vnfs']: - for net in sce_vnf['nets']: - if sce_vnf.get("datacenter"): - datacenter_id = sce_vnf["datacenter"] - myvim_thread_id = myvim_threads_id[sce_vnf["datacenter"]] - else: - datacenter_id = default_datacenter_id - myvim_thread_id = myvim_threads_id[default_datacenter_id] - descriptor_net = instance_dict.get("vnfs", {}).get(sce_vnf["name"], {}) - net_name = descriptor_net.get("name") - if not net_name: - net_name = "{}.{}".format(instance_name, net["name"]) - net_name = net_name[:255] # limit length - net_type = net['type'] - - if sce_vnf['uuid'] not in vnf_net2instance: - vnf_net2instance[sce_vnf['uuid']] = {} - if sce_vnf['uuid'] not in net2task_id: - net2task_id[sce_vnf['uuid']] = {} - net2task_id[sce_vnf['uuid']][net['uuid']] = task_index - - # fill database content - net_uuid = str(uuid4()) - uuid_list.append(net_uuid) - vnf_net2instance[sce_vnf['uuid']][net['uuid']] = net_uuid - db_net = { - "uuid": net_uuid, - 'vim_net_id': None, - "instance_scenario_id": instance_uuid, - "net_id": net["uuid"], - "created": True, - 'datacenter_id': datacenter_id, - 'datacenter_tenant_id': myvim_thread_id, - } - db_instance_nets.append(db_net) - - db_vim_action = { - "instance_action_id": instance_action_id, - "task_index": task_index, - "datacenter_vim_id": myvim_thread_id, - "status": "SCHEDULED", - "action": "CREATE", - "item": "instance_nets", - "item_id": net_uuid, - "extra": yaml.safe_dump({"params": (net_name, net_type, net.get('ip_profile',None))}, - default_flow_style=True, width=256) - } - task_index += 1 - db_vim_actions.append(db_vim_action) - - if 'ip_profile' in net: - db_ip_profile = { - 'instance_net_id': net_uuid, - 'ip_version': net['ip_profile']['ip_version'], - 'subnet_address': net['ip_profile']['subnet_address'], - 'gateway_address': net['ip_profile']['gateway_address'], - 'dns_address': net['ip_profile']['dns_address'], - 'dhcp_enabled': net['ip_profile']['dhcp_enabled'], - 'dhcp_start_address': net['ip_profile']['dhcp_start_address'], - 'dhcp_count': net['ip_profile']['dhcp_count'], - } - db_ip_profiles.append(db_ip_profile) - - # print "vnf_net2instance:" - # print yaml.safe_dump(vnf_net2instance, indent=4, default_flow_style=False) - - # 3. Creating new vm instances in the VIM - # myvim.new_vminstance(self,vimURI,tenant_id,name,description,image_id,flavor_id,net_dict) - sce_vnf_list = sorted(scenarioDict['vnfs'], key=lambda k: k['name']) - for sce_vnf in sce_vnf_list: - vnf_availability_zones = [] - for vm in sce_vnf['vms']: - vm_av = vm.get('availability_zone') - if vm_av and vm_av not in vnf_availability_zones: - vnf_availability_zones.append(vm_av) - - # check if there is enough availability zones available at vim level. - if myvims[datacenter_id].availability_zone and vnf_availability_zones: - if len(vnf_availability_zones) > len(myvims[datacenter_id].availability_zone): - raise NfvoException('No enough availability zones at VIM for this deployment', HTTP_Bad_Request) - - if sce_vnf.get("datacenter"): - vim = myvims[ sce_vnf["datacenter"] ] - myvim_thread_id = myvim_threads_id[ sce_vnf["datacenter"] ] - datacenter_id = sce_vnf["datacenter"] - else: - vim = myvims[ default_datacenter_id ] - myvim_thread_id = myvim_threads_id[ default_datacenter_id ] - datacenter_id = default_datacenter_id - sce_vnf["datacenter_id"] = datacenter_id - i = 0 - - vnf_uuid = str(uuid4()) - uuid_list.append(vnf_uuid) - db_instance_vnf = { - 'uuid': vnf_uuid, - 'instance_scenario_id': instance_uuid, - 'vnf_id': sce_vnf['vnf_id'], - 'sce_vnf_id': sce_vnf['uuid'], - 'datacenter_id': datacenter_id, - 'datacenter_tenant_id': myvim_thread_id, - } - db_instance_vnfs.append(db_instance_vnf) - - for vm in sce_vnf['vms']: - myVMDict = {} - myVMDict['name'] = "{}.{}.{}".format(instance_name[:64], sce_vnf['name'][:64], vm["name"][:64]) - myVMDict['description'] = myVMDict['name'][0:99] -# if not startvms: -# myVMDict['start'] = "no" - myVMDict['name'] = myVMDict['name'][0:255] # limit name length - #create image at vim in case it not exist - image_dict = mydb.get_table_by_uuid_name("images", vm['image_id']) - image_id = create_or_use_image(mydb, {datacenter_id: vim}, image_dict, [], True) - vm['vim_image_id'] = image_id - - # create flavor at vim in case it not exist - flavor_dict = mydb.get_table_by_uuid_name("flavors", vm['flavor_id']) - if flavor_dict['extended']!=None: - flavor_dict['extended'] = yaml.load(flavor_dict['extended']) - flavor_id = create_or_use_flavor(mydb, {datacenter_id: vim}, flavor_dict, rollbackList, True) - - # Obtain information for additional disks - extended_flavor_dict = mydb.get_rows(FROM='datacenters_flavors', SELECT=('extended',), WHERE={'vim_id': flavor_id}) - if not extended_flavor_dict: - raise NfvoException("flavor '{}' not found".format(flavor_id), HTTP_Not_Found) - return - - # extended_flavor_dict_yaml = yaml.load(extended_flavor_dict[0]) - myVMDict['disks'] = None - extended_info = extended_flavor_dict[0]['extended'] - if extended_info != None: - extended_flavor_dict_yaml = yaml.load(extended_info) - if 'disks' in extended_flavor_dict_yaml: - myVMDict['disks'] = extended_flavor_dict_yaml['disks'] - - vm['vim_flavor_id'] = flavor_id - myVMDict['imageRef'] = vm['vim_image_id'] - myVMDict['flavorRef'] = vm['vim_flavor_id'] - myVMDict['availability_zone'] = vm.get('availability_zone') - myVMDict['networks'] = [] - task_depends_on = [] - # TODO ALF. connect_mgmt_interfaces. Connect management interfaces if this is true - db_vm_ifaces = [] - for iface in vm['interfaces']: - netDict = {} - if iface['type']=="data": - netDict['type'] = iface['model'] - elif "model" in iface and iface["model"]!=None: - netDict['model']=iface['model'] - # TODO in future, remove this because mac_address will not be set, and the type of PV,VF - # is obtained from iterface table model - # discover type of interface looking at flavor - for numa in flavor_dict.get('extended',{}).get('numas',[]): - for flavor_iface in numa.get('interfaces',[]): - if flavor_iface.get('name') == iface['internal_name']: - if flavor_iface['dedicated'] == 'yes': - netDict['type']="PF" #passthrough - elif flavor_iface['dedicated'] == 'no': - netDict['type']="VF" #siov - elif flavor_iface['dedicated'] == 'yes:sriov': - netDict['type']="VFnotShared" #sriov but only one sriov on the PF - netDict["mac_address"] = flavor_iface.get("mac_address") - break; - netDict["use"]=iface['type'] - if netDict["use"]=="data" and not netDict.get("type"): - #print "netDict", netDict - #print "iface", iface - e_text = "Cannot determine the interface type PF or VF of VNF '%s' VM '%s' iface '%s'" %(sce_vnf['name'], vm['name'], iface['internal_name']) - if flavor_dict.get('extended')==None: - raise NfvoException(e_text + "After database migration some information is not available. \ - Try to delete and create the scenarios and VNFs again", HTTP_Conflict) - else: - raise NfvoException(e_text, HTTP_Internal_Server_Error) - if netDict["use"]=="mgmt" or netDict["use"]=="bridge": - netDict["type"]="virtual" - if "vpci" in iface and iface["vpci"] is not None: - netDict['vpci'] = iface['vpci'] - if "mac" in iface and iface["mac"] is not None: - netDict['mac_address'] = iface['mac'] - if "port-security" in iface and iface["port-security"] is not None: - netDict['port_security'] = iface['port-security'] - if "floating-ip" in iface and iface["floating-ip"] is not None: - netDict['floating_ip'] = iface['floating-ip'] - netDict['name'] = iface['internal_name'] - if iface['net_id'] is None: - for vnf_iface in sce_vnf["interfaces"]: - # print iface - # print vnf_iface - if vnf_iface['interface_id']==iface['uuid']: - netDict['net_id'] = "TASK-{}".format(net2task_id['scenario'][ vnf_iface['sce_net_id'] ][datacenter_id]) - instance_net_id = sce_net2instance[ vnf_iface['sce_net_id'] ][datacenter_id] - task_depends_on.append(net2task_id['scenario'][ vnf_iface['sce_net_id'] ][datacenter_id]) - break - else: - netDict['net_id'] = "TASK-{}".format(net2task_id[ sce_vnf['uuid'] ][ iface['net_id'] ]) - instance_net_id = vnf_net2instance[ sce_vnf['uuid'] ][ iface['net_id'] ] - task_depends_on.append(net2task_id[sce_vnf['uuid'] ][ iface['net_id']]) - # skip bridge ifaces not connected to any net - if 'net_id' not in netDict or netDict['net_id']==None: - continue - myVMDict['networks'].append(netDict) - db_vm_iface={ - # "uuid" - # 'instance_vm_id': instance_vm_uuid, - "instance_net_id": instance_net_id, - 'interface_id': iface['uuid'], - # 'vim_interface_id': , - 'type': 'external' if iface['external_name'] is not None else 'internal', - 'ip_address': iface.get('ip_address'), - 'floating_ip': int(iface.get('floating-ip', False)), - 'port_security': int(iface.get('port-security', True)) - } - db_vm_ifaces.append(db_vm_iface) - # print ">>>>>>>>>>>>>>>>>>>>>>>>>>>" - # print myVMDict['name'] - # print "networks", yaml.safe_dump(myVMDict['networks'], indent=4, default_flow_style=False) - # print "interfaces", yaml.safe_dump(vm['interfaces'], indent=4, default_flow_style=False) - # print ">>>>>>>>>>>>>>>>>>>>>>>>>>>" - if vm.get("boot_data"): - cloud_config_vm = unify_cloud_config(vm["boot_data"], cloud_config) - else: - cloud_config_vm = cloud_config - if myVMDict.get('availability_zone'): - av_index = vnf_availability_zones.index(myVMDict['availability_zone']) - else: - av_index = None - for vm_index in range(0, vm.get('count', 1)): - vm_index_name = "" - if vm.get('count', 1) > 1: - vm_index_name += "." + chr(97 + vm_index) - task_params = (myVMDict['name']+vm_index_name, myVMDict['description'], myVMDict.get('start', None), - myVMDict['imageRef'], myVMDict['flavorRef'], myVMDict['networks'], cloud_config_vm, - myVMDict['disks'], av_index, vnf_availability_zones) - # put interface uuid back to scenario[vnfs][vms[[interfaces] - for net in myVMDict['networks']: - if "vim_id" in net: - for iface in vm['interfaces']: - if net["name"]==iface["internal_name"]: - iface["vim_id"]=net["vim_id"] - break - vm_uuid = str(uuid4()) - uuid_list.append(vm_uuid) - db_vm = { - "uuid": vm_uuid, - 'instance_vnf_id': vnf_uuid, - #TODO delete "vim_vm_id": vm_id, - "vm_id": vm["uuid"], - # "status": - } - db_instance_vms.append(db_vm) - - iface_index = 0 - for db_vm_iface in db_vm_ifaces: - iface_uuid = str(uuid4()) - uuid_list.append(iface_uuid) - db_vm_iface_instance = { - "uuid": iface_uuid, - "instance_vm_id": vm_uuid - } - db_vm_iface_instance.update(db_vm_iface) - if db_vm_iface_instance.get("ip_address"): # increment ip_address - ip = db_vm_iface_instance.get("ip_address") - i = ip.rfind(".") - if i > 0: - try: - i += 1 - ip = ip[i:] + str(int(ip[:i]) +1) - db_vm_iface_instance["ip_address"] = ip - except: - db_vm_iface_instance["ip_address"] = None - db_instance_interfaces.append(db_vm_iface_instance) - myVMDict['networks'][iface_index]["uuid"] = iface_uuid - iface_index += 1 - - db_vim_action = { - "instance_action_id": instance_action_id, - "task_index": task_index, - "datacenter_vim_id": myvim_thread_id, - "action": "CREATE", - "status": "SCHEDULED", - "item": "instance_vms", - "item_id": vm_uuid, - "extra": yaml.safe_dump({"params": task_params, "depends_on": task_depends_on}, - default_flow_style=True, width=256) - } - task_index += 1 - db_vim_actions.append(db_vim_action) - - scenarioDict["datacenter2tenant"] = myvim_threads_id - - db_instance_action["number_tasks"] = task_index - db_instance_scenario['datacenter_tenant_id'] = myvim_threads_id[default_datacenter_id] - db_instance_scenario['datacenter_id'] = default_datacenter_id - db_tables=[ - {"instance_scenarios": db_instance_scenario}, - {"instance_vnfs": db_instance_vnfs}, - {"instance_nets": db_instance_nets}, - {"ip_profiles": db_ip_profiles}, - {"instance_vms": db_instance_vms}, - {"instance_interfaces": db_instance_interfaces}, - {"instance_actions": db_instance_action}, - {"vim_actions": db_vim_actions} - ] - - logger.debug("create_instance done DB tables: %s", - yaml.safe_dump(db_tables, indent=4, default_flow_style=False) ) - mydb.new_rows(db_tables, uuid_list) - for myvim_thread_id in myvim_threads_id.values(): - vim_threads["running"][myvim_thread_id].insert_task(db_vim_actions) - - returned_instance = mydb.get_instance_scenario(instance_uuid) - returned_instance["action_id"] = instance_action_id - return returned_instance - except (NfvoException, vimconn.vimconnException, db_base_Exception) as e: - message = rollback(mydb, myvims, rollbackList) - if isinstance(e, db_base_Exception): - error_text = "database Exception" - elif isinstance(e, vimconn.vimconnException): - error_text = "VIM Exception" - else: - error_text = "Exception" - error_text += " {} {}. {}".format(type(e).__name__, str(e), message) - # logger.error("create_instance: %s", error_text) - raise NfvoException(error_text, e.http_code) - - -def delete_instance(mydb, tenant_id, instance_id): - # print "Checking that the instance_id exists and getting the instance dictionary" - instanceDict = mydb.get_instance_scenario(instance_id, tenant_id) - # print yaml.safe_dump(instanceDict, indent=4, default_flow_style=False) - tenant_id = instanceDict["tenant_id"] - # print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id" - - # 1. Delete from Database - message = mydb.delete_instance_scenario(instance_id, tenant_id) - - # 2. delete from VIM - error_msg = "" - myvims = {} - myvim_threads = {} - vimthread_affected = {} - net2vm_dependencies = {} - - task_index = 0 - instance_action_id = get_task_id() - db_vim_actions = [] - db_instance_action = { - "uuid": instance_action_id, # same uuid for the instance and the action on create - "tenant_id": tenant_id, - "instance_id": instance_id, - "description": "DELETE", - # "number_tasks": 0 # filled bellow - } - - # 2.1 deleting VMs - # vm_fail_list=[] - for sce_vnf in instanceDict['vnfs']: - datacenter_key = (sce_vnf["datacenter_id"], sce_vnf["datacenter_tenant_id"]) - vimthread_affected[sce_vnf["datacenter_tenant_id"]] = None - if datacenter_key not in myvims: - try: - _,myvim_thread = get_vim_thread(mydb, tenant_id, sce_vnf["datacenter_id"], sce_vnf["datacenter_tenant_id"]) - except NfvoException as e: - logger.error(str(e)) - myvim_thread = None - myvim_threads[datacenter_key] = myvim_thread - vims = get_vim(mydb, tenant_id, datacenter_id=sce_vnf["datacenter_id"], - datacenter_tenant_id=sce_vnf["datacenter_tenant_id"]) - if len(vims) == 0: - logger.error("datacenter '{}' with datacenter_tenant_id '{}' not found".format(sce_vnf["datacenter_id"], - sce_vnf["datacenter_tenant_id"])) - myvims[datacenter_key] = None - else: - myvims[datacenter_key] = vims.values()[0] - myvim = myvims[datacenter_key] - myvim_thread = myvim_threads[datacenter_key] - for vm in sce_vnf['vms']: - if not myvim: - error_msg += "\n VM id={} cannot be deleted because datacenter={} not found".format(vm['vim_vm_id'], sce_vnf["datacenter_id"]) - continue - db_vim_action = { - "instance_action_id": instance_action_id, - "task_index": task_index, - "datacenter_vim_id": sce_vnf["datacenter_tenant_id"], - "action": "DELETE", - "status": "SCHEDULED", - "item": "instance_vms", - "item_id": vm["uuid"], - "extra": yaml.safe_dump({"params": vm["interfaces"]}, - default_flow_style=True, width=256) - } - db_vim_actions.append(db_vim_action) - for interface in vm["interfaces"]: - if not interface.get("instance_net_id"): - continue - if interface["instance_net_id"] not in net2vm_dependencies: - net2vm_dependencies[interface["instance_net_id"]] = [] - net2vm_dependencies[interface["instance_net_id"]].append(task_index) - task_index += 1 - - # 2.2 deleting NETS - # net_fail_list=[] - for net in instanceDict['nets']: - vimthread_affected[net["datacenter_tenant_id"]] = None - datacenter_key = (net["datacenter_id"], net["datacenter_tenant_id"]) - if datacenter_key not in myvims: - try: - _,myvim_thread = get_vim_thread(mydb, tenant_id, sce_vnf["datacenter_id"], sce_vnf["datacenter_tenant_id"]) - except NfvoException as e: - logger.error(str(e)) - myvim_thread = None - myvim_threads[datacenter_key] = myvim_thread - vims = get_vim(mydb, tenant_id, datacenter_id=net["datacenter_id"], - datacenter_tenant_id=net["datacenter_tenant_id"]) - if len(vims) == 0: - logger.error("datacenter '{}' with datacenter_tenant_id '{}' not found".format(net["datacenter_id"], net["datacenter_tenant_id"])) - myvims[datacenter_key] = None - else: - myvims[datacenter_key] = vims.values()[0] - myvim = myvims[datacenter_key] - myvim_thread = myvim_threads[datacenter_key] - - if not myvim: - error_msg += "\n Net VIM_id={} cannot be deleted because datacenter={} not found".format(net['vim_net_id'], net["datacenter_id"]) - continue - extra = {"params": (net['vim_net_id'], net['sdn_net_id'])} - if net2vm_dependencies.get(net["uuid"]): - extra["depends_on"] = net2vm_dependencies[net["uuid"]] - db_vim_action = { - "instance_action_id": instance_action_id, - "task_index": task_index, - "datacenter_vim_id": net["datacenter_tenant_id"], - "action": "DELETE", - "status": "SCHEDULED", - "item": "instance_nets", - "item_id": net["uuid"], - "extra": yaml.safe_dump(extra, default_flow_style=True, width=256) - } - task_index += 1 - db_vim_actions.append(db_vim_action) - - db_instance_action["number_tasks"] = task_index - db_tables = [ - {"instance_actions": db_instance_action}, - {"vim_actions": db_vim_actions} - ] - - logger.debug("delete_instance done DB tables: %s", - yaml.safe_dump(db_tables, indent=4, default_flow_style=False)) - mydb.new_rows(db_tables, ()) - for myvim_thread_id in vimthread_affected.keys(): - vim_threads["running"][myvim_thread_id].insert_task(db_vim_actions) - - if len(error_msg) > 0: - return 'action_id={} instance {} deleted but some elements could not be deleted, or already deleted '\ - '(error: 404) from VIM: {}'.format(instance_action_id, message, error_msg) - else: - return "action_id={} instance {} deleted".format(instance_action_id, message) - - -def refresh_instance(mydb, nfvo_tenant, instanceDict, datacenter=None, vim_tenant=None): - '''Refreshes a scenario instance. It modifies instanceDict''' - '''Returns: - - result: <0 if there is any unexpected error, n>=0 if no errors where n is the number of vms and nets that couldn't be updated in the database - - error_msg - ''' - # # Assumption: nfvo_tenant and instance_id were checked before entering into this function - # #print "nfvo.refresh_instance begins" - # #print json.dumps(instanceDict, indent=4) - # - # #print "Getting the VIM URL and the VIM tenant_id" - # myvims={} - # - # # 1. Getting VIM vm and net list - # vms_updated = [] #List of VM instance uuids in openmano that were updated - # vms_notupdated=[] - # vm_list = {} - # for sce_vnf in instanceDict['vnfs']: - # datacenter_key = (sce_vnf["datacenter_id"], sce_vnf["datacenter_tenant_id"]) - # if datacenter_key not in vm_list: - # vm_list[datacenter_key] = [] - # if datacenter_key not in myvims: - # vims = get_vim(mydb, nfvo_tenant, datacenter_id=sce_vnf["datacenter_id"], - # datacenter_tenant_id=sce_vnf["datacenter_tenant_id"]) - # if len(vims) == 0: - # logger.error("datacenter '{}' with datacenter_tenant_id '{}' not found".format(sce_vnf["datacenter_id"], sce_vnf["datacenter_tenant_id"])) - # myvims[datacenter_key] = None - # else: - # myvims[datacenter_key] = vims.values()[0] - # for vm in sce_vnf['vms']: - # vm_list[datacenter_key].append(vm['vim_vm_id']) - # vms_notupdated.append(vm["uuid"]) - # - # nets_updated = [] #List of VM instance uuids in openmano that were updated - # nets_notupdated=[] - # net_list = {} - # for net in instanceDict['nets']: - # datacenter_key = (net["datacenter_id"], net["datacenter_tenant_id"]) - # if datacenter_key not in net_list: - # net_list[datacenter_key] = [] - # if datacenter_key not in myvims: - # vims = get_vim(mydb, nfvo_tenant, datacenter_id=net["datacenter_id"], - # datacenter_tenant_id=net["datacenter_tenant_id"]) - # if len(vims) == 0: - # logger.error("datacenter '{}' with datacenter_tenant_id '{}' not found".format(net["datacenter_id"], net["datacenter_tenant_id"])) - # myvims[datacenter_key] = None - # else: - # myvims[datacenter_key] = vims.values()[0] - # - # net_list[datacenter_key].append(net['vim_net_id']) - # nets_notupdated.append(net["uuid"]) - # - # # 1. Getting the status of all VMs - # vm_dict={} - # for datacenter_key in myvims: - # if not vm_list.get(datacenter_key): - # continue - # failed = True - # failed_message="" - # if not myvims[datacenter_key]: - # failed_message = "datacenter '{}' with datacenter_tenant_id '{}' not found".format(net["datacenter_id"], net["datacenter_tenant_id"]) - # else: - # try: - # vm_dict.update(myvims[datacenter_key].refresh_vms_status(vm_list[datacenter_key]) ) - # failed = False - # except vimconn.vimconnException as e: - # logger.error("VIM exception %s %s", type(e).__name__, str(e)) - # failed_message = str(e) - # if failed: - # for vm in vm_list[datacenter_key]: - # vm_dict[vm] = {'status': "VIM_ERROR", 'error_msg': failed_message} - # - # # 2. Update the status of VMs in the instanceDict, while collects the VMs whose status changed - # for sce_vnf in instanceDict['vnfs']: - # for vm in sce_vnf['vms']: - # vm_id = vm['vim_vm_id'] - # interfaces = vm_dict[vm_id].pop('interfaces', []) - # #2.0 look if contain manamgement interface, and if not change status from ACTIVE:NoMgmtIP to ACTIVE - # has_mgmt_iface = False - # for iface in vm["interfaces"]: - # if iface["type"]=="mgmt": - # has_mgmt_iface = True - # if vm_dict[vm_id]['status'] == "ACTIVE:NoMgmtIP" and not has_mgmt_iface: - # vm_dict[vm_id]['status'] = "ACTIVE" - # if vm_dict[vm_id].get('error_msg') and len(vm_dict[vm_id]['error_msg']) >= 1024: - # vm_dict[vm_id]['error_msg'] = vm_dict[vm_id]['error_msg'][:516] + " ... " + vm_dict[vm_id]['error_msg'][-500:] - # if vm['status'] != vm_dict[vm_id]['status'] or vm.get('error_msg')!=vm_dict[vm_id].get('error_msg') or vm.get('vim_info')!=vm_dict[vm_id].get('vim_info'): - # vm['status'] = vm_dict[vm_id]['status'] - # vm['error_msg'] = vm_dict[vm_id].get('error_msg') - # vm['vim_info'] = vm_dict[vm_id].get('vim_info') - # # 2.1. Update in openmano DB the VMs whose status changed - # try: - # updates = mydb.update_rows('instance_vms', UPDATE=vm_dict[vm_id], WHERE={'uuid':vm["uuid"]}) - # vms_notupdated.remove(vm["uuid"]) - # if updates>0: - # vms_updated.append(vm["uuid"]) - # except db_base_Exception as e: - # logger.error("nfvo.refresh_instance error database update: %s", str(e)) - # # 2.2. Update in openmano DB the interface VMs - # for interface in interfaces: - # #translate from vim_net_id to instance_net_id - # network_id_list=[] - # for net in instanceDict['nets']: - # if net["vim_net_id"] == interface["vim_net_id"]: - # network_id_list.append(net["uuid"]) - # if not network_id_list: - # continue - # del interface["vim_net_id"] - # try: - # for network_id in network_id_list: - # mydb.update_rows('instance_interfaces', UPDATE=interface, WHERE={'instance_vm_id':vm["uuid"], "instance_net_id":network_id}) - # except db_base_Exception as e: - # logger.error( "nfvo.refresh_instance error with vm=%s, interface_net_id=%s", vm["uuid"], network_id) - # - # # 3. Getting the status of all nets - # net_dict = {} - # for datacenter_key in myvims: - # if not net_list.get(datacenter_key): - # continue - # failed = True - # failed_message = "" - # if not myvims[datacenter_key]: - # failed_message = "datacenter '{}' with datacenter_tenant_id '{}' not found".format(net["datacenter_id"], net["datacenter_tenant_id"]) - # else: - # try: - # net_dict.update(myvims[datacenter_key].refresh_nets_status(net_list[datacenter_key]) ) - # failed = False - # except vimconn.vimconnException as e: - # logger.error("VIM exception %s %s", type(e).__name__, str(e)) - # failed_message = str(e) - # if failed: - # for net in net_list[datacenter_key]: - # net_dict[net] = {'status': "VIM_ERROR", 'error_msg': failed_message} - # - # # 4. Update the status of nets in the instanceDict, while collects the nets whose status changed - # # TODO: update nets inside a vnf - # for net in instanceDict['nets']: - # net_id = net['vim_net_id'] - # if net_dict[net_id].get('error_msg') and len(net_dict[net_id]['error_msg']) >= 1024: - # net_dict[net_id]['error_msg'] = net_dict[net_id]['error_msg'][:516] + " ... " + net_dict[vm_id]['error_msg'][-500:] - # if net['status'] != net_dict[net_id]['status'] or net.get('error_msg')!=net_dict[net_id].get('error_msg') or net.get('vim_info')!=net_dict[net_id].get('vim_info'): - # net['status'] = net_dict[net_id]['status'] - # net['error_msg'] = net_dict[net_id].get('error_msg') - # net['vim_info'] = net_dict[net_id].get('vim_info') - # # 5.1. Update in openmano DB the nets whose status changed - # try: - # updated = mydb.update_rows('instance_nets', UPDATE=net_dict[net_id], WHERE={'uuid':net["uuid"]}) - # nets_notupdated.remove(net["uuid"]) - # if updated>0: - # nets_updated.append(net["uuid"]) - # except db_base_Exception as e: - # logger.error("nfvo.refresh_instance error database update: %s", str(e)) - # - # # Returns appropriate output - # #print "nfvo.refresh_instance finishes" - # logger.debug("VMs updated in the database: %s; nets updated in the database %s; VMs not updated: %s; nets not updated: %s", - # str(vms_updated), str(nets_updated), str(vms_notupdated), str(nets_notupdated)) - instance_id = instanceDict['uuid'] - # if len(vms_notupdated)+len(nets_notupdated)>0: - # error_msg = "VMs not updated: " + str(vms_notupdated) + "; nets not updated: " + str(nets_notupdated) - # return len(vms_notupdated)+len(nets_notupdated), 'Scenario instance ' + instance_id + ' refreshed but some elements could not be updated in the database: ' + error_msg - - return 0, 'Scenario instance ' + instance_id + ' refreshed.' - -def instance_action(mydb,nfvo_tenant,instance_id, action_dict): - #print "Checking that the instance_id exists and getting the instance dictionary" - instanceDict = mydb.get_instance_scenario(instance_id, nfvo_tenant) - #print yaml.safe_dump(instanceDict, indent=4, default_flow_style=False) - - #print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id" - vims = get_vim(mydb, nfvo_tenant, instanceDict['datacenter_id']) - if len(vims) == 0: - raise NfvoException("datacenter '{}' not found".format(str(instanceDict['datacenter_id'])), HTTP_Not_Found) - myvim = vims.values()[0] - - if action_dict.get("create-vdu"): - for vdu in action_dict["create-vdu"]: - vdu_id = vdu.get("vdu-id") - vdu_count = vdu.get("count", 1) - # get from database TODO - # insert tasks TODO - pass - - input_vnfs = action_dict.pop("vnfs", []) - input_vms = action_dict.pop("vms", []) - action_over_all = True if len(input_vnfs)==0 and len (input_vms)==0 else False - vm_result = {} - vm_error = 0 - vm_ok = 0 - for sce_vnf in instanceDict['vnfs']: - for vm in sce_vnf['vms']: - if not action_over_all: - if sce_vnf['uuid'] not in input_vnfs and sce_vnf['vnf_name'] not in input_vnfs and \ - vm['uuid'] not in input_vms and vm['name'] not in input_vms: - continue - try: - if "add_public_key" in action_dict: - mgmt_access = {} - if sce_vnf.get('mgmt_access'): - mgmt_access = yaml.load(sce_vnf['mgmt_access']) - ssh_access = mgmt_access['config-access']['ssh-access'] - tenant = mydb.get_rows_by_id('nfvo_tenants', nfvo_tenant) - try: - if ssh_access['required'] and ssh_access['default-user']: - if 'ip_address' in vm: - mgmt_ip = vm['ip_address'].split(';') - password = mgmt_access['config-access'].get('password') - priv_RO_key = decrypt_key(tenant[0]['encrypted_RO_priv_key'], tenant[0]['uuid']) - myvim.inject_user_key(mgmt_ip[0], ssh_access['default-user'], - action_dict['add_public_key'], - password=password, ro_key=priv_RO_key) - else: - raise NfvoException("Unable to inject ssh key in vm: {} - Aborting".format(vm['uuid']), - HTTP_Internal_Server_Error) - except KeyError: - raise NfvoException("Unable to inject ssh key in vm: {} - Aborting".format(vm['uuid']), - HTTP_Internal_Server_Error) - else: - raise NfvoException("Unable to inject ssh key in vm: {} - Aborting".format(vm['uuid']), - HTTP_Internal_Server_Error) - else: - data = myvim.action_vminstance(vm['vim_vm_id'], action_dict) - if "console" in action_dict: - if not global_config["http_console_proxy"]: - vm_result[ vm['uuid'] ] = {"vim_result": 200, - "description": "{protocol}//{ip}:{port}/{suffix}".format( - protocol=data["protocol"], - ip = data["server"], - port = data["port"], - suffix = data["suffix"]), - "name":vm['name'] - } - vm_ok +=1 - elif data["server"]=="127.0.0.1" or data["server"]=="localhost": - vm_result[ vm['uuid'] ] = {"vim_result": -HTTP_Unauthorized, - "description": "this console is only reachable by local interface", - "name":vm['name'] - } - vm_error+=1 - else: - #print "console data", data - try: - console_thread = create_or_use_console_proxy_thread(data["server"], data["port"]) - vm_result[ vm['uuid'] ] = {"vim_result": 200, - "description": "{protocol}//{ip}:{port}/{suffix}".format( - protocol=data["protocol"], - ip = global_config["http_console_host"], - port = console_thread.port, - suffix = data["suffix"]), - "name":vm['name'] - } - vm_ok +=1 - except NfvoException as e: - vm_result[ vm['uuid'] ] = {"vim_result": e.http_code, "name":vm['name'], "description": str(e)} - vm_error+=1 - - else: - vm_result[ vm['uuid'] ] = {"vim_result": 200, "description": "ok", "name":vm['name']} - vm_ok +=1 - except vimconn.vimconnException as e: - vm_result[ vm['uuid'] ] = {"vim_result": e.http_code, "name":vm['name'], "description": str(e)} - vm_error+=1 - - if vm_ok==0: #all goes wrong - return vm_result - else: - return vm_result - -def instance_action_get(mydb, nfvo_tenant, instance_id, action_id): - filter={} - if nfvo_tenant and nfvo_tenant != "any": - filter["tenant_id"] = nfvo_tenant - if instance_id and instance_id != "any": - filter["instance_id"] = instance_id - if action_id: - filter["uuid"] = action_id - rows = mydb.get_rows(FROM="instance_actions", WHERE=filter) - if not rows and action_id: - raise NfvoException("Not found any action with this criteria", HTTP_Not_Found) - return {"ations": rows} - - -def create_or_use_console_proxy_thread(console_server, console_port): - #look for a non-used port - console_thread_key = console_server + ":" + str(console_port) - if console_thread_key in global_config["console_thread"]: - #global_config["console_thread"][console_thread_key].start_timeout() - return global_config["console_thread"][console_thread_key] - - for port in global_config["console_port_iterator"](): - #print "create_or_use_console_proxy_thread() port:", port - if port in global_config["console_ports"]: - continue - try: - clithread = cli.ConsoleProxyThread(global_config['http_host'], port, console_server, console_port) - clithread.start() - global_config["console_thread"][console_thread_key] = clithread - global_config["console_ports"][port] = console_thread_key - return clithread - except cli.ConsoleProxyExceptionPortUsed as e: - #port used, try with onoher - continue - except cli.ConsoleProxyException as e: - raise NfvoException(str(e), HTTP_Bad_Request) - raise NfvoException("Not found any free 'http_console_ports'", HTTP_Conflict) - - -def check_tenant(mydb, tenant_id): - '''check that tenant exists at database''' - tenant = mydb.get_rows(FROM='nfvo_tenants', SELECT=('uuid',), WHERE={'uuid': tenant_id}) - if not tenant: - raise NfvoException("tenant '{}' not found".format(tenant_id), HTTP_Not_Found) - return - -def new_tenant(mydb, tenant_dict): - - tenant_uuid = str(uuid4()) - tenant_dict['uuid'] = tenant_uuid - try: - pub_key, priv_key = create_RO_keypair(tenant_uuid) - tenant_dict['RO_pub_key'] = pub_key - tenant_dict['encrypted_RO_priv_key'] = priv_key - mydb.new_row("nfvo_tenants", tenant_dict, confidential_data=True) - except db_base_Exception as e: - raise NfvoException("Error creating the new tenant: {} ".format(tenant_dict['name']) + str(e), HTTP_Internal_Server_Error) - return tenant_uuid - -def delete_tenant(mydb, tenant): - #get nfvo_tenant info - - tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', tenant, 'tenant') - mydb.delete_row_by_id("nfvo_tenants", tenant_dict['uuid']) - return tenant_dict['uuid'] + " " + tenant_dict["name"] - - -def new_datacenter(mydb, datacenter_descriptor): - if "config" in datacenter_descriptor: - datacenter_descriptor["config"]=yaml.safe_dump(datacenter_descriptor["config"],default_flow_style=True,width=256) - #Check that datacenter-type is correct - datacenter_type = datacenter_descriptor.get("type", "openvim"); - module_info = None - try: - module = "vimconn_" + datacenter_type - pkg = __import__("osm_ro." + module) - vim_conn = getattr(pkg, module) - # module_info = imp.find_module(module, [__file__[:__file__.rfind("/")]]) - except (IOError, ImportError): - # if module_info and module_info[0]: - # file.close(module_info[0]) - raise NfvoException("Incorrect datacenter type '{}'. Plugin '{}'.py not installed".format(datacenter_type, module), HTTP_Bad_Request) - - datacenter_id = mydb.new_row("datacenters", datacenter_descriptor, add_uuid=True, confidential_data=True) - return datacenter_id - - -def edit_datacenter(mydb, datacenter_id_name, datacenter_descriptor): - # obtain data, check that only one exist - datacenter = mydb.get_table_by_uuid_name('datacenters', datacenter_id_name) - - # edit data - datacenter_id = datacenter['uuid'] - where={'uuid': datacenter['uuid']} - remove_port_mapping = False - if "config" in datacenter_descriptor: - if datacenter_descriptor['config'] != None: - try: - new_config_dict = datacenter_descriptor["config"] - #delete null fields - to_delete=[] - for k in new_config_dict: - if new_config_dict[k] == None: - to_delete.append(k) - if k == 'sdn-controller': - remove_port_mapping = True - - config_text = datacenter.get("config") - if not config_text: - config_text = '{}' - config_dict = yaml.load(config_text) - config_dict.update(new_config_dict) - #delete null fields - for k in to_delete: - del config_dict[k] - except Exception as e: - raise NfvoException("Bad format at datacenter:config " + str(e), HTTP_Bad_Request) - if config_dict: - datacenter_descriptor["config"] = yaml.safe_dump(config_dict, default_flow_style=True, width=256) - else: - datacenter_descriptor["config"] = None - if remove_port_mapping: - try: - datacenter_sdn_port_mapping_delete(mydb, None, datacenter_id) - except ovimException as e: - logger.error("Error deleting datacenter-port-mapping " + str(e)) - - mydb.update_rows('datacenters', datacenter_descriptor, where) - return datacenter_id - - -def delete_datacenter(mydb, datacenter): - #get nfvo_tenant info - datacenter_dict = mydb.get_table_by_uuid_name('datacenters', datacenter, 'datacenter') - mydb.delete_row_by_id("datacenters", datacenter_dict['uuid']) - try: - datacenter_sdn_port_mapping_delete(mydb, None, datacenter_dict['uuid']) - except ovimException as e: - logger.error("Error deleting datacenter-port-mapping " + str(e)) - return datacenter_dict['uuid'] + " " + datacenter_dict['name'] - - -def associate_datacenter_to_tenant(mydb, nfvo_tenant, datacenter, vim_tenant_id=None, vim_tenant_name=None, vim_username=None, vim_password=None, config=None): - # get datacenter info - try: - datacenter_id = get_datacenter_uuid(mydb, None, datacenter) - - create_vim_tenant = True if not vim_tenant_id and not vim_tenant_name else False - - # get nfvo_tenant info - tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', nfvo_tenant) - if vim_tenant_name==None: - vim_tenant_name=tenant_dict['name'] - - #check that this association does not exist before - tenants_datacenter_dict={"nfvo_tenant_id":tenant_dict['uuid'], "datacenter_id":datacenter_id } - tenants_datacenters = mydb.get_rows(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict) - if len(tenants_datacenters)>0: - raise NfvoException("datacenter '{}' and tenant'{}' are already attached".format(datacenter_id, tenant_dict['uuid']), HTTP_Conflict) - - vim_tenant_id_exist_atdb=False - if not create_vim_tenant: - where_={"datacenter_id": datacenter_id} - if vim_tenant_id!=None: - where_["vim_tenant_id"] = vim_tenant_id - if vim_tenant_name!=None: - where_["vim_tenant_name"] = vim_tenant_name - #check if vim_tenant_id is already at database - datacenter_tenants_dict = mydb.get_rows(FROM='datacenter_tenants', WHERE=where_) - if len(datacenter_tenants_dict)>=1: - datacenter_tenants_dict = datacenter_tenants_dict[0] - vim_tenant_id_exist_atdb=True - #TODO check if a field has changed and edit entry at datacenter_tenants at DB - else: #result=0 - datacenter_tenants_dict = {} - #insert at table datacenter_tenants - else: #if vim_tenant_id==None: - #create tenant at VIM if not provided - try: - _, myvim = get_datacenter_by_name_uuid(mydb, None, datacenter, vim_user=vim_username, - vim_passwd=vim_password) - datacenter_name = myvim["name"] - vim_tenant_id = myvim.new_tenant(vim_tenant_name, "created by openmano for datacenter "+datacenter_name) - except vimconn.vimconnException as e: - raise NfvoException("Not possible to create vim_tenant {} at VIM: {}".format(vim_tenant_id, str(e)), HTTP_Internal_Server_Error) - datacenter_tenants_dict = {} - datacenter_tenants_dict["created"]="true" - - #fill datacenter_tenants table - if not vim_tenant_id_exist_atdb: - datacenter_tenants_dict["vim_tenant_id"] = vim_tenant_id - datacenter_tenants_dict["vim_tenant_name"] = vim_tenant_name - datacenter_tenants_dict["user"] = vim_username - datacenter_tenants_dict["passwd"] = vim_password - datacenter_tenants_dict["datacenter_id"] = datacenter_id - if config: - datacenter_tenants_dict["config"] = yaml.safe_dump(config, default_flow_style=True, width=256) - id_ = mydb.new_row('datacenter_tenants', datacenter_tenants_dict, add_uuid=True, confidential_data=True) - datacenter_tenants_dict["uuid"] = id_ - - #fill tenants_datacenters table - datacenter_tenant_id = datacenter_tenants_dict["uuid"] - tenants_datacenter_dict["datacenter_tenant_id"] = datacenter_tenant_id - mydb.new_row('tenants_datacenters', tenants_datacenter_dict) - # create thread - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_dict['uuid'], datacenter_id) # reload data - datacenter_name = myvim["name"] - thread_name = get_non_used_vim_name(datacenter_name, datacenter_id, tenant_dict['name'], tenant_dict['uuid']) - new_thread = vim_thread.vim_thread(myvim, task_lock, thread_name, datacenter_name, datacenter_tenant_id, - db=db, db_lock=db_lock, ovim=ovim) - new_thread.start() - thread_id = datacenter_tenants_dict["uuid"] - vim_threads["running"][thread_id] = new_thread - return datacenter_id - except vimconn.vimconnException as e: - raise NfvoException(str(e), HTTP_Bad_Request) - - -def edit_datacenter_to_tenant(mydb, nfvo_tenant, datacenter_id, vim_tenant_id=None, vim_tenant_name=None, - vim_username=None, vim_password=None, config=None): - #Obtain the data of this datacenter_tenant_id - vim_data = mydb.get_rows( - SELECT=("datacenter_tenants.vim_tenant_name", "datacenter_tenants.vim_tenant_id", "datacenter_tenants.user", - "datacenter_tenants.passwd", "datacenter_tenants.config"), - FROM="datacenter_tenants JOIN tenants_datacenters ON datacenter_tenants.uuid=tenants_datacenters.datacenter_tenant_id", - WHERE={"tenants_datacenters.nfvo_tenant_id": nfvo_tenant, - "tenants_datacenters.datacenter_id": datacenter_id}) - - logger.debug(str(vim_data)) - if len(vim_data) < 1: - raise NfvoException("Datacenter {} is not attached for tenant {}".format(datacenter_id, nfvo_tenant), HTTP_Conflict) - - v = vim_data[0] - if v['config']: - v['config'] = yaml.load(v['config']) - - if vim_tenant_id: - v['vim_tenant_id'] = vim_tenant_id - if vim_tenant_name: - v['vim_tenant_name'] = vim_tenant_name - if vim_username: - v['user'] = vim_username - if vim_password: - v['passwd'] = vim_password - if config: - if not v['config']: - v['config'] = {} - v['config'].update(config) - - logger.debug(str(v)) - deassociate_datacenter_to_tenant(mydb, nfvo_tenant, datacenter_id, vim_tenant_id=v['vim_tenant_id']) - associate_datacenter_to_tenant(mydb, nfvo_tenant, datacenter_id, vim_tenant_id=v['vim_tenant_id'], vim_tenant_name=v['vim_tenant_name'], - vim_username=v['user'], vim_password=v['passwd'], config=v['config']) - - return datacenter_id - -def deassociate_datacenter_to_tenant(mydb, tenant_id, datacenter, vim_tenant_id=None): - #get nfvo_tenant info - if not tenant_id or tenant_id=="any": - tenant_uuid = None - else: - tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', tenant_id) - tenant_uuid = tenant_dict['uuid'] - - datacenter_id = get_datacenter_uuid(mydb, tenant_uuid, datacenter) - #check that this association exist before - tenants_datacenter_dict={"datacenter_id": datacenter_id } - if tenant_uuid: - tenants_datacenter_dict["nfvo_tenant_id"] = tenant_uuid - tenant_datacenter_list = mydb.get_rows(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict) - if len(tenant_datacenter_list)==0 and tenant_uuid: - raise NfvoException("datacenter '{}' and tenant '{}' are not attached".format(datacenter_id, tenant_dict['uuid']), HTTP_Not_Found) - - #delete this association - mydb.delete_row(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict) - - #get vim_tenant info and deletes - warning='' - for tenant_datacenter_item in tenant_datacenter_list: - vim_tenant_dict = mydb.get_table_by_uuid_name('datacenter_tenants', tenant_datacenter_item['datacenter_tenant_id']) - #try to delete vim:tenant - try: - mydb.delete_row_by_id('datacenter_tenants', tenant_datacenter_item['datacenter_tenant_id']) - if vim_tenant_dict['created']=='true': - #delete tenant at VIM if created by NFVO - try: - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - myvim.delete_tenant(vim_tenant_dict['vim_tenant_id']) - except vimconn.vimconnException as e: - warning = "Not possible to delete vim_tenant_id {} from VIM: {} ".format(vim_tenant_dict['vim_tenant_id'], str(e)) - logger.warn(warning) - except db_base_Exception as e: - logger.error("Cannot delete datacenter_tenants " + str(e)) - pass # the error will be caused because dependencies, vim_tenant can not be deleted - thread_id = tenant_datacenter_item["datacenter_tenant_id"] - thread = vim_threads["running"][thread_id] - thread.insert_task("exit") - vim_threads["deleting"][thread_id] = thread - return "datacenter {} detached. {}".format(datacenter_id, warning) - - -def datacenter_action(mydb, tenant_id, datacenter, action_dict): - #DEPRECATED - #get datacenter info - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - - if 'net-update' in action_dict: - try: - nets = myvim.get_network_list(filter_dict={'shared': True, 'admin_state_up': True, 'status': 'ACTIVE'}) - #print content - except vimconn.vimconnException as e: - #logger.error("nfvo.datacenter_action() Not possible to get_network_list from VIM: %s ", str(e)) - raise NfvoException(str(e), HTTP_Internal_Server_Error) - #update nets Change from VIM format to NFVO format - net_list=[] - for net in nets: - net_nfvo={'datacenter_id': datacenter_id} - net_nfvo['name'] = net['name'] - #net_nfvo['description']= net['name'] - net_nfvo['vim_net_id'] = net['id'] - net_nfvo['type'] = net['type'][0:6] #change from ('ptp','data','bridge_data','bridge_man') to ('bridge','data','ptp') - net_nfvo['shared'] = net['shared'] - net_nfvo['multipoint'] = False if net['type']=='ptp' else True - net_list.append(net_nfvo) - inserted, deleted = mydb.update_datacenter_nets(datacenter_id, net_list) - logger.info("Inserted %d nets, deleted %d old nets", inserted, deleted) - return inserted - elif 'net-edit' in action_dict: - net = action_dict['net-edit'].pop('net') - what = 'vim_net_id' if utils.check_valid_uuid(net) else 'name' - result = mydb.update_rows('datacenter_nets', action_dict['net-edit'], - WHERE={'datacenter_id':datacenter_id, what: net}) - return result - elif 'net-delete' in action_dict: - net = action_dict['net-deelte'].get('net') - what = 'vim_net_id' if utils.check_valid_uuid(net) else 'name' - result = mydb.delete_row(FROM='datacenter_nets', - WHERE={'datacenter_id':datacenter_id, what: net}) - return result - - else: - raise NfvoException("Unknown action " + str(action_dict), HTTP_Bad_Request) - - -def datacenter_edit_netmap(mydb, tenant_id, datacenter, netmap, action_dict): - #get datacenter info - datacenter_id, _ = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - - what = 'uuid' if utils.check_valid_uuid(netmap) else 'name' - result = mydb.update_rows('datacenter_nets', action_dict['netmap'], - WHERE={'datacenter_id':datacenter_id, what: netmap}) - return result - - -def datacenter_new_netmap(mydb, tenant_id, datacenter, action_dict=None): - #get datacenter info - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - filter_dict={} - if action_dict: - action_dict = action_dict["netmap"] - if 'vim_id' in action_dict: - filter_dict["id"] = action_dict['vim_id'] - if 'vim_name' in action_dict: - filter_dict["name"] = action_dict['vim_name'] - else: - filter_dict["shared"] = True - - try: - vim_nets = myvim.get_network_list(filter_dict=filter_dict) - except vimconn.vimconnException as e: - #logger.error("nfvo.datacenter_new_netmap() Not possible to get_network_list from VIM: %s ", str(e)) - raise NfvoException(str(e), HTTP_Internal_Server_Error) - if len(vim_nets)>1 and action_dict: - raise NfvoException("more than two networks found, specify with vim_id", HTTP_Conflict) - elif len(vim_nets)==0: # and action_dict: - raise NfvoException("Not found a network at VIM with " + str(filter_dict), HTTP_Not_Found) - net_list=[] - for net in vim_nets: - net_nfvo={'datacenter_id': datacenter_id} - if action_dict and "name" in action_dict: - net_nfvo['name'] = action_dict['name'] - else: - net_nfvo['name'] = net['name'] - #net_nfvo['description']= net['name'] - net_nfvo['vim_net_id'] = net['id'] - net_nfvo['type'] = net['type'][0:6] #change from ('ptp','data','bridge_data','bridge_man') to ('bridge','data','ptp') - net_nfvo['shared'] = net['shared'] - net_nfvo['multipoint'] = False if net['type']=='ptp' else True - try: - net_id = mydb.new_row("datacenter_nets", net_nfvo, add_uuid=True) - net_nfvo["status"] = "OK" - net_nfvo["uuid"] = net_id - except db_base_Exception as e: - if action_dict: - raise - else: - net_nfvo["status"] = "FAIL: " + str(e) - net_list.append(net_nfvo) - return net_list - -def get_sdn_net_id(mydb, tenant_id, datacenter, network_id): - # obtain all network data - try: - if utils.check_valid_uuid(network_id): - filter_dict = {"id": network_id} - else: - filter_dict = {"name": network_id} - - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - network = myvim.get_network_list(filter_dict=filter_dict) - except vimconn.vimconnException as e: - raise NfvoException("Not possible to get_sdn_net_id from VIM: {}".format(str(e)), e.http_code) - - # ensure the network is defined - if len(network) == 0: - raise NfvoException("Network {} is not present in the system".format(network_id), - HTTP_Bad_Request) - - # ensure there is only one network with the provided name - if len(network) > 1: - raise NfvoException("Multiple networks present in vim identified by {}".format(network_id), HTTP_Bad_Request) - - # ensure it is a dataplane network - if network[0]['type'] != 'data': - return None - - # ensure we use the id - network_id = network[0]['id'] - - # search in dabase mano_db in table instance nets for the sdn_net_id that corresponds to the vim_net_id==network_id - # and with instance_scenario_id==NULL - #search_dict = {'vim_net_id': network_id, 'instance_scenario_id': None} - search_dict = {'vim_net_id': network_id} - - try: - #sdn_network_id = mydb.get_rows(SELECT=('sdn_net_id',), FROM='instance_nets', WHERE=search_dict)[0]['sdn_net_id'] - result = mydb.get_rows(SELECT=('sdn_net_id',), FROM='instance_nets', WHERE=search_dict) - except db_base_Exception as e: - raise NfvoException("db_base_Exception obtaining SDN network to associated to vim network {}".format( - network_id) + str(e), HTTP_Internal_Server_Error) - - sdn_net_counter = 0 - for net in result: - if net['sdn_net_id'] != None: - sdn_net_counter+=1 - sdn_net_id = net['sdn_net_id'] - - if sdn_net_counter == 0: - return None - elif sdn_net_counter == 1: - return sdn_net_id - else: - raise NfvoException("More than one SDN network is associated to vim network {}".format( - network_id), HTTP_Internal_Server_Error) - -def get_sdn_controller_id(mydb, datacenter): - # Obtain sdn controller id - config = mydb.get_rows(SELECT=('config',), FROM='datacenters', WHERE={'uuid': datacenter})[0].get('config', '{}') - if not config: - return None - - return yaml.load(config).get('sdn-controller') - -def vim_net_sdn_attach(mydb, tenant_id, datacenter, network_id, descriptor): - try: - sdn_network_id = get_sdn_net_id(mydb, tenant_id, datacenter, network_id) - if not sdn_network_id: - raise NfvoException("No SDN network is associated to vim-network {}".format(network_id), HTTP_Internal_Server_Error) - - #Obtain sdn controller id - controller_id = get_sdn_controller_id(mydb, datacenter) - if not controller_id: - raise NfvoException("No SDN controller is set for datacenter {}".format(datacenter), HTTP_Internal_Server_Error) - - #Obtain sdn controller info - sdn_controller = ovim.show_of_controller(controller_id) - - port_data = { - 'name': 'external_port', - 'net_id': sdn_network_id, - 'ofc_id': controller_id, - 'switch_dpid': sdn_controller['dpid'], - 'switch_port': descriptor['port'] - } - - if 'vlan' in descriptor: - port_data['vlan'] = descriptor['vlan'] - if 'mac' in descriptor: - port_data['mac'] = descriptor['mac'] - - result = ovim.new_port(port_data) - except ovimException as e: - raise NfvoException("ovimException attaching SDN network {} to vim network {}".format( - sdn_network_id, network_id) + str(e), HTTP_Internal_Server_Error) - except db_base_Exception as e: - raise NfvoException("db_base_Exception attaching SDN network to vim network {}".format( - network_id) + str(e), HTTP_Internal_Server_Error) - - return 'Port uuid: '+ result - -def vim_net_sdn_detach(mydb, tenant_id, datacenter, network_id, port_id=None): - if port_id: - filter = {'uuid': port_id} - else: - sdn_network_id = get_sdn_net_id(mydb, tenant_id, datacenter, network_id) - if not sdn_network_id: - raise NfvoException("No SDN network is associated to vim-network {}".format(network_id), - HTTP_Internal_Server_Error) - #in case no port_id is specified only ports marked as 'external_port' will be detached - filter = {'name': 'external_port', 'net_id': sdn_network_id} - - try: - port_list = ovim.get_ports(columns={'uuid'}, filter=filter) - except ovimException as e: - raise NfvoException("ovimException obtaining external ports for net {}. ".format(network_id) + str(e), - HTTP_Internal_Server_Error) - - if len(port_list) == 0: - raise NfvoException("No ports attached to the network {} were found with the requested criteria".format(network_id), - HTTP_Bad_Request) - - port_uuid_list = [] - for port in port_list: - try: - port_uuid_list.append(port['uuid']) - ovim.delete_port(port['uuid']) - except ovimException as e: - raise NfvoException("ovimException deleting port {} for net {}. ".format(port['uuid'], network_id) + str(e), HTTP_Internal_Server_Error) - - return 'Detached ports uuid: {}'.format(','.join(port_uuid_list)) - -def vim_action_get(mydb, tenant_id, datacenter, item, name): - #get datacenter info - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - filter_dict={} - if name: - if utils.check_valid_uuid(name): - filter_dict["id"] = name - else: - filter_dict["name"] = name - try: - if item=="networks": - #filter_dict['tenant_id'] = myvim['tenant_id'] - content = myvim.get_network_list(filter_dict=filter_dict) - - if len(content) == 0: - raise NfvoException("Network {} is not present in the system. ".format(name), - HTTP_Bad_Request) - - #Update the networks with the attached ports - for net in content: - sdn_network_id = get_sdn_net_id(mydb, tenant_id, datacenter, net['id']) - if sdn_network_id != None: - try: - #port_list = ovim.get_ports(columns={'uuid', 'switch_port', 'vlan'}, filter={'name': 'external_port', 'net_id': sdn_network_id}) - port_list = ovim.get_ports(columns={'uuid', 'switch_port', 'vlan','name'}, filter={'net_id': sdn_network_id}) - except ovimException as e: - raise NfvoException("ovimException obtaining external ports for net {}. ".format(network_id) + str(e), HTTP_Internal_Server_Error) - #Remove field name and if port name is external_port save it as 'type' - for port in port_list: - if port['name'] == 'external_port': - port['type'] = "External" - del port['name'] - net['sdn_network_id'] = sdn_network_id - net['sdn_attached_ports'] = port_list - - elif item=="tenants": - content = myvim.get_tenant_list(filter_dict=filter_dict) - elif item == "images": - - content = myvim.get_image_list(filter_dict=filter_dict) - else: - raise NfvoException(item + "?", HTTP_Method_Not_Allowed) - logger.debug("vim_action response %s", content) #update nets Change from VIM format to NFVO format - if name and len(content)==1: - return {item[:-1]: content[0]} - elif name and len(content)==0: - raise NfvoException("No {} found with ".format(item[:-1]) + " and ".join(map(lambda x: str(x[0])+": "+str(x[1]), filter_dict.iteritems())), - datacenter) - else: - return {item: content} - except vimconn.vimconnException as e: - print "vim_action Not possible to get_%s_list from VIM: %s " % (item, str(e)) - raise NfvoException("Not possible to get_{}_list from VIM: {}".format(item, str(e)), e.http_code) - - -def vim_action_delete(mydb, tenant_id, datacenter, item, name): - #get datacenter info - if tenant_id == "any": - tenant_id=None - - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - #get uuid name - content = vim_action_get(mydb, tenant_id, datacenter, item, name) - logger.debug("vim_action_delete vim response: " + str(content)) - items = content.values()[0] - if type(items)==list and len(items)==0: - raise NfvoException("Not found " + item, HTTP_Not_Found) - elif type(items)==list and len(items)>1: - raise NfvoException("Found more than one {} with this name. Use uuid.".format(item), HTTP_Not_Found) - else: # it is a dict - item_id = items["id"] - item_name = str(items.get("name")) - - try: - if item=="networks": - # If there is a SDN network associated to the vim-network, proceed to clear the relationship and delete it - sdn_network_id = get_sdn_net_id(mydb, tenant_id, datacenter, item_id) - if sdn_network_id != None: - #Delete any port attachment to this network - try: - port_list = ovim.get_ports(columns={'uuid'}, filter={'net_id': sdn_network_id}) - except ovimException as e: - raise NfvoException( - "ovimException obtaining external ports for net {}. ".format(network_id) + str(e), - HTTP_Internal_Server_Error) - - # By calling one by one all ports to be detached we ensure that not only the external_ports get detached - for port in port_list: - vim_net_sdn_detach(mydb, tenant_id, datacenter, item_id, port['uuid']) - - #Delete from 'instance_nets' the correspondence between the vim-net-id and the sdn-net-id - try: - mydb.delete_row(FROM='instance_nets', WHERE={'instance_scenario_id': None, 'sdn_net_id': sdn_network_id, 'vim_net_id': item_id}) - except db_base_Exception as e: - raise NfvoException("Error deleting correspondence for VIM/SDN dataplane networks{}: ".format(correspondence) + - str(e), HTTP_Internal_Server_Error) - - #Delete the SDN network - try: - ovim.delete_network(sdn_network_id) - except ovimException as e: - logger.error("ovimException deleting SDN network={} ".format(sdn_network_id) + str(e), exc_info=True) - raise NfvoException("ovimException deleting SDN network={} ".format(sdn_network_id) + str(e), - HTTP_Internal_Server_Error) - - content = myvim.delete_network(item_id) - elif item=="tenants": - content = myvim.delete_tenant(item_id) - elif item == "images": - content = myvim.delete_image(item_id) - else: - raise NfvoException(item + "?", HTTP_Method_Not_Allowed) - except vimconn.vimconnException as e: - #logger.error( "vim_action Not possible to delete_{} {}from VIM: {} ".format(item, name, str(e))) - raise NfvoException("Not possible to delete_{} {} from VIM: {}".format(item, name, str(e)), e.http_code) - - return "{} {} {} deleted".format(item[:-1], item_id,item_name) - - -def vim_action_create(mydb, tenant_id, datacenter, item, descriptor): - #get datacenter info - logger.debug("vim_action_create descriptor %s", str(descriptor)) - if tenant_id == "any": - tenant_id=None - datacenter_id, myvim = get_datacenter_by_name_uuid(mydb, tenant_id, datacenter) - try: - if item=="networks": - net = descriptor["network"] - net_name = net.pop("name") - net_type = net.pop("type", "bridge") - net_public = net.pop("shared", False) - net_ipprofile = net.pop("ip_profile", None) - net_vlan = net.pop("vlan", None) - content = myvim.new_network(net_name, net_type, net_ipprofile, shared=net_public, vlan=net_vlan) #, **net) - - #If the datacenter has a SDN controller defined and the network is of dataplane type, then create the sdn network - if get_sdn_controller_id(mydb, datacenter) != None and (net_type == 'data' or net_type == 'ptp'): - try: - sdn_network = {} - sdn_network['vlan'] = net_vlan - sdn_network['type'] = net_type - sdn_network['name'] = net_name - ovim_content = ovim.new_network(sdn_network) - except ovimException as e: - self.logger.error("ovimException creating SDN network={} ".format( - sdn_network) + str(e), exc_info=True) - raise NfvoException("ovimException creating SDN network={} ".format(sdn_network) + str(e), - HTTP_Internal_Server_Error) - - # Save entry in in dabase mano_db in table instance_nets to stablish a dictionary vim_net_id <->sdn_net_id - # use instance_scenario_id=None to distinguish from real instaces of nets - correspondence = {'instance_scenario_id': None, 'sdn_net_id': ovim_content, 'vim_net_id': content} - #obtain datacenter_tenant_id - correspondence['datacenter_tenant_id'] = mydb.get_rows(SELECT=('uuid',), FROM='datacenter_tenants', WHERE={'datacenter_id': datacenter})[0]['uuid'] - - try: - mydb.new_row('instance_nets', correspondence, add_uuid=True) - except db_base_Exception as e: - raise NfvoException("Error saving correspondence for VIM/SDN dataplane networks{}: ".format(correspondence) + - str(e), HTTP_Internal_Server_Error) - elif item=="tenants": - tenant = descriptor["tenant"] - content = myvim.new_tenant(tenant["name"], tenant.get("description")) - else: - raise NfvoException(item + "?", HTTP_Method_Not_Allowed) - except vimconn.vimconnException as e: - raise NfvoException("Not possible to create {} at VIM: {}".format(item, str(e)), e.http_code) - - return vim_action_get(mydb, tenant_id, datacenter, item, content) - -def sdn_controller_create(mydb, tenant_id, sdn_controller): - data = ovim.new_of_controller(sdn_controller) - logger.debug('New SDN controller created with uuid {}'.format(data)) - return data - -def sdn_controller_update(mydb, tenant_id, controller_id, sdn_controller): - data = ovim.edit_of_controller(controller_id, sdn_controller) - msg = 'SDN controller {} updated'.format(data) - logger.debug(msg) - return msg - -def sdn_controller_list(mydb, tenant_id, controller_id=None): - if controller_id == None: - data = ovim.get_of_controllers() - else: - data = ovim.show_of_controller(controller_id) - - msg = 'SDN controller list:\n {}'.format(data) - logger.debug(msg) - return data - -def sdn_controller_delete(mydb, tenant_id, controller_id): - select_ = ('uuid', 'config') - datacenters = mydb.get_rows(FROM='datacenters', SELECT=select_) - for datacenter in datacenters: - if datacenter['config']: - config = yaml.load(datacenter['config']) - if 'sdn-controller' in config and config['sdn-controller'] == controller_id: - raise NfvoException("SDN controller {} is in use by datacenter {}".format(controller_id, datacenter['uuid']), HTTP_Conflict) - - data = ovim.delete_of_controller(controller_id) - msg = 'SDN controller {} deleted'.format(data) - logger.debug(msg) - return msg - -def datacenter_sdn_port_mapping_set(mydb, tenant_id, datacenter_id, sdn_port_mapping): - controller = mydb.get_rows(FROM="datacenters", SELECT=("config",), WHERE={"uuid":datacenter_id}) - if len(controller) < 1: - raise NfvoException("Datacenter {} not present in the database".format(datacenter_id), HTTP_Not_Found) - - try: - sdn_controller_id = yaml.load(controller[0]["config"])["sdn-controller"] - except: - raise NfvoException("The datacenter {} has not an SDN controller associated".format(datacenter_id), HTTP_Bad_Request) - - sdn_controller = ovim.show_of_controller(sdn_controller_id) - switch_dpid = sdn_controller["dpid"] - - maps = list() - for compute_node in sdn_port_mapping: - #element = {"ofc_id": sdn_controller_id, "region": datacenter_id, "switch_dpid": switch_dpid} - element = dict() - element["compute_node"] = compute_node["compute_node"] - for port in compute_node["ports"]: - element["pci"] = port.get("pci") - element["switch_port"] = port.get("switch_port") - element["switch_mac"] = port.get("switch_mac") - if not element["pci"] or not (element["switch_port"] or element["switch_mac"]): - raise NfvoException ("The mapping must contain the 'pci' and at least one of the elements 'switch_port'" - " or 'switch_mac'", HTTP_Bad_Request) - maps.append(dict(element)) - - return ovim.set_of_port_mapping(maps, ofc_id=sdn_controller_id, switch_dpid=switch_dpid, region=datacenter_id) - -def datacenter_sdn_port_mapping_list(mydb, tenant_id, datacenter_id): - maps = ovim.get_of_port_mappings(db_filter={"region": datacenter_id}) - - result = { - "sdn-controller": None, - "datacenter-id": datacenter_id, - "dpid": None, - "ports_mapping": list() - } - - datacenter = mydb.get_table_by_uuid_name('datacenters', datacenter_id) - if datacenter['config']: - config = yaml.load(datacenter['config']) - if 'sdn-controller' in config: - controller_id = config['sdn-controller'] - sdn_controller = sdn_controller_list(mydb, tenant_id, controller_id) - result["sdn-controller"] = controller_id - result["dpid"] = sdn_controller["dpid"] - - if result["sdn-controller"] == None: - raise NfvoException("SDN controller is not defined for datacenter {}".format(datacenter_id), HTTP_Bad_Request) - if result["dpid"] == None: - raise NfvoException("It was not possible to determine DPID for SDN controller {}".format(result["sdn-controller"]), - HTTP_Internal_Server_Error) - - if len(maps) == 0: - return result - - ports_correspondence_dict = dict() - for link in maps: - if result["sdn-controller"] != link["ofc_id"]: - raise NfvoException("The sdn-controller specified for different port mappings differ", HTTP_Internal_Server_Error) - if result["dpid"] != link["switch_dpid"]: - raise NfvoException("The dpid specified for different port mappings differ", HTTP_Internal_Server_Error) - element = dict() - element["pci"] = link["pci"] - if link["switch_port"]: - element["switch_port"] = link["switch_port"] - if link["switch_mac"]: - element["switch_mac"] = link["switch_mac"] - - if not link["compute_node"] in ports_correspondence_dict: - content = dict() - content["compute_node"] = link["compute_node"] - content["ports"] = list() - ports_correspondence_dict[link["compute_node"]] = content - - ports_correspondence_dict[link["compute_node"]]["ports"].append(element) - - for key in sorted(ports_correspondence_dict): - result["ports_mapping"].append(ports_correspondence_dict[key]) - - return result - -def datacenter_sdn_port_mapping_delete(mydb, tenant_id, datacenter_id): - return ovim.clear_of_port_mapping(db_filter={"region":datacenter_id}) - -def create_RO_keypair(tenant_id): - """ - Creates a public / private keys for a RO tenant and returns their values - Params: - tenant_id: ID of the tenant - Return: - public_key: Public key for the RO tenant - private_key: Encrypted private key for RO tenant - """ - - bits = 2048 - key = RSA.generate(bits) - try: - public_key = key.publickey().exportKey('OpenSSH') - if isinstance(public_key, ValueError): - raise NfvoException("Unable to create public key: {}".format(public_key), HTTP_Internal_Server_Error) - private_key = key.exportKey(passphrase=tenant_id, pkcs=8) - except (ValueError, NameError) as e: - raise NfvoException("Unable to create private key: {}".format(e), HTTP_Internal_Server_Error) - return public_key, private_key - -def decrypt_key (key, tenant_id): - """ - Decrypts an encrypted RSA key - Params: - key: Private key to be decrypted - tenant_id: ID of the tenant - Return: - unencrypted_key: Unencrypted private key for RO tenant - """ - try: - key = RSA.importKey(key,tenant_id) - unencrypted_key = key.exportKey('PEM') - if isinstance(unencrypted_key, ValueError): - raise NfvoException("Unable to decrypt the private key: {}".format(unencrypted_key), HTTP_Internal_Server_Error) - except ValueError as e: - raise NfvoException("Unable to decrypt the private key: {}".format(e), HTTP_Internal_Server_Error) - return unencrypted_key