| #!/usr/bin/env python |
| # -*- coding: utf-8 -*- |
| |
| ## |
| # Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U. |
| # This file is part of openvim |
| # 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 |
| ## |
| |
| ''' |
| This is the thread for the http server North API. |
| Two thread will be launched, with normal and administrative permissions. |
| ''' |
| |
| __author__ = "Alfonso Tierno, Leonardo Mirabal" |
| __date__ = "$06-Feb-2017 12:07:15$" |
| __version__ = "0.5.10-r526" |
| version_date = "Apr 2017" |
| database_version = "0.17" #expected database schema version |
| |
| import threading |
| import vim_db |
| import logging |
| import imp |
| import host_thread as ht |
| import dhcp_thread as dt |
| import openflow_thread as oft |
| from netaddr import IPNetwork |
| from jsonschema import validate as js_v, exceptions as js_e |
| import openflow_conn |
| import argparse |
| |
| HTTP_Bad_Request = 400 |
| HTTP_Unauthorized = 401 |
| HTTP_Not_Found = 404 |
| HTTP_Forbidden = 403 |
| HTTP_Method_Not_Allowed = 405 |
| HTTP_Not_Acceptable = 406 |
| HTTP_Request_Timeout = 408 |
| HTTP_Conflict = 409 |
| HTTP_Service_Unavailable = 503 |
| HTTP_Internal_Server_Error= 500 |
| |
| |
| def convert_boolean(data, items): |
| '''Check recursively the content of data, and if there is an key contained in items, convert value from string to boolean |
| It assumes that bandwidth is well formed |
| Attributes: |
| 'data': dictionary bottle.FormsDict variable to be checked. None or empty is consideted valid |
| 'items': tuple of keys to convert |
| Return: |
| None |
| ''' |
| if type(data) is dict: |
| for k in data.keys(): |
| if type(data[k]) is dict or type(data[k]) is tuple or type(data[k]) is list: |
| convert_boolean(data[k], items) |
| if k in items: |
| if type(data[k]) is str: |
| if data[k] == "false": |
| data[k] = False |
| elif data[k] == "true": |
| data[k] = True |
| if type(data) is tuple or type(data) is list: |
| for k in data: |
| if type(k) is dict or type(k) is tuple or type(k) is list: |
| convert_boolean(k, items) |
| |
| |
| |
| class ovimException(Exception): |
| def __init__(self, message, http_code=HTTP_Bad_Request): |
| self.http_code = http_code |
| Exception.__init__(self, message) |
| |
| |
| class ovim(): |
| running_info = {} #TODO OVIM move the info of running threads from config_dic to this static variable |
| of_module = {} |
| |
| def __init__(self, configuration): |
| self.config = configuration |
| self.logger_name = configuration.get("logger_name", "openvim") |
| self.logger = logging.getLogger(self.logger_name) |
| self.db = None |
| self.db = self._create_database_connection() |
| self.db_lock = None |
| self.db_of = None |
| self.of_test_mode = False |
| |
| def _create_database_connection(self): |
| db = vim_db.vim_db((self.config["network_vlan_range_start"], self.config["network_vlan_range_end"]), |
| self.logger_name + ".db", self.config.get('log_level_db')) |
| if db.connect(self.config['db_host'], self.config['db_user'], self.config['db_passwd'], |
| self.config['db_name']) == -1: |
| # self.logger.error("Cannot connect to database %s at %s@%s", self.config['db_name'], self.config['db_user'], |
| # self.config['db_host']) |
| raise ovimException("Cannot connect to database {} at {}@{}".format(self.config['db_name'], |
| self.config['db_user'], |
| self.config['db_host']) ) |
| return db |
| |
| @staticmethod |
| def get_version(): |
| return __version__ |
| |
| @staticmethod |
| def get_version_date(): |
| return version_date |
| |
| @staticmethod |
| def get_database_version(): |
| return database_version |
| |
| @staticmethod |
| def _check_dhcp_data_integrity(network): |
| """ |
| Check if all dhcp parameter for anet are valid, if not will be calculated from cidr value |
| :param network: list with user nets paramters |
| :return: |
| """ |
| if "cidr" in network: |
| cidr = network["cidr"] |
| ip_tools = IPNetwork(cidr) |
| cidr_len = ip_tools.prefixlen |
| if cidr_len > 29: |
| return False |
| |
| ips = IPNetwork(cidr) |
| if "dhcp_first_ip" not in network: |
| network["dhcp_first_ip"] = str(ips[2]) |
| if "dhcp_last_ip" not in network: |
| network["dhcp_last_ip"] = str(ips[-2]) |
| if "gateway_ip" not in network: |
| network["gateway_ip"] = str(ips[1]) |
| |
| return True |
| else: |
| return False |
| |
| @staticmethod |
| def _check_valid_uuid(uuid): |
| id_schema = {"type": "string", "pattern": "^[a-fA-F0-9]{8}(-[a-fA-F0-9]{4}){3}-[a-fA-F0-9]{12}$"} |
| try: |
| js_v(uuid, id_schema) |
| return True |
| except js_e.ValidationError: |
| return False |
| |
| def start_service(self): |
| """ |
| Start ovim services |
| :return: |
| """ |
| global database_version |
| # if self.running_info: |
| # return #TODO service can be checked and rebuild broken threads |
| r = self.db.get_db_version() |
| if r[0] < 0: |
| raise ovimException("DATABASE is not a VIM one or it is a '0.0' version. Try to upgrade to version '{}' with "\ |
| "'./database_utils/migrate_vim_db.sh'".format(database_version) ) |
| elif r[1] != database_version: |
| raise ovimException("DATABASE wrong version '{}'. Try to upgrade/downgrade to version '{}' with "\ |
| "'./database_utils/migrate_vim_db.sh'".format(r[1], database_version) ) |
| self.logger.critical("Starting ovim server version: '{} {}' database version '{}'".format( |
| self.get_version(), self.get_version_date(), self.get_database_version())) |
| # create database connection for openflow threads |
| self.db_of = self._create_database_connection() |
| self.config["db"] = self.db_of |
| self.db_lock = threading.Lock() |
| self.config["db_lock"] = self.db_lock |
| |
| self.of_test_mode = False if self.config['mode'] == 'normal' or self.config['mode'] == "OF only" else True |
| # precreate interfaces; [bridge:<host_bridge_name>, VLAN used at Host, uuid of network camping in this bridge, |
| # speed in Gbit/s |
| |
| self.config['dhcp_nets'] = [] |
| self.config['bridge_nets'] = [] |
| for bridge, vlan_speed in self.config["bridge_ifaces"].items(): |
| # skip 'development_bridge' |
| if self.config['mode'] == 'development' and self.config['development_bridge'] == bridge: |
| continue |
| self.config['bridge_nets'].append([bridge, vlan_speed[0], vlan_speed[1], None]) |
| |
| # check if this bridge is already used (present at database) for a network) |
| used_bridge_nets = [] |
| for brnet in self.config['bridge_nets']: |
| r, nets = self.db.get_table(SELECT=('uuid',), FROM='nets', WHERE={'provider': "bridge:" + brnet[0]}) |
| if r > 0: |
| brnet[3] = nets[0]['uuid'] |
| used_bridge_nets.append(brnet[0]) |
| if self.config.get("dhcp_server"): |
| if brnet[0] in self.config["dhcp_server"]["bridge_ifaces"]: |
| self.config['dhcp_nets'].append(nets[0]['uuid']) |
| if len(used_bridge_nets) > 0: |
| self.logger.info("found used bridge nets: " + ",".join(used_bridge_nets)) |
| # get nets used by dhcp |
| if self.config.get("dhcp_server"): |
| for net in self.config["dhcp_server"].get("nets", ()): |
| r, nets = self.db.get_table(SELECT=('uuid',), FROM='nets', WHERE={'name': net}) |
| if r > 0: |
| self.config['dhcp_nets'].append(nets[0]['uuid']) |
| |
| # OFC default |
| self._start_ofc_default_task() |
| |
| # OFC per tenant in DB |
| self._start_of_db_tasks() |
| |
| # create dhcp_server thread |
| host_test_mode = True if self.config['mode'] == 'test' or self.config['mode'] == "OF only" else False |
| dhcp_params = self.config.get("dhcp_server") |
| if dhcp_params: |
| thread = dt.dhcp_thread(dhcp_params=dhcp_params, test=host_test_mode, dhcp_nets=self.config["dhcp_nets"], |
| db=self.db_of, db_lock=self.db_lock, debug=self.config['log_level_of']) |
| thread.start() |
| self.config['dhcp_thread'] = thread |
| |
| # Create one thread for each host |
| host_test_mode = True if self.config['mode'] == 'test' or self.config['mode'] == "OF only" else False |
| host_develop_mode = True if self.config['mode'] == 'development' else False |
| host_develop_bridge_iface = self.config.get('development_bridge', None) |
| |
| # get host list from data base before starting threads |
| r, hosts = self.db.get_table(SELECT=('name', 'ip_name', 'user', 'uuid'), FROM='hosts', WHERE={'status': 'ok'}) |
| if r < 0: |
| raise ovimException("Cannot get hosts from database {}".format(hosts)) |
| |
| self.config['host_threads'] = {} |
| for host in hosts: |
| host['image_path'] = '/opt/VNF/images/openvim' |
| thread = ht.host_thread(name=host['name'], user=host['user'], host=host['ip_name'], db=self.db_of, |
| db_lock=self.db_lock, test=host_test_mode, image_path=self.config['image_path'], |
| version=self.config['version'], host_id=host['uuid'], develop_mode=host_develop_mode, |
| develop_bridge_iface=host_develop_bridge_iface) |
| thread.start() |
| self.config['host_threads'][host['uuid']] = thread |
| |
| # create ovs dhcp thread |
| result, content = self.db.get_table(FROM='nets') |
| if result < 0: |
| self.logger.error("http_get_ports Error %d %s", result, content) |
| raise ovimException(str(content), -result) |
| |
| for net in content: |
| net_type = net['type'] |
| if (net_type == 'bridge_data' or net_type == 'bridge_man') \ |
| and net["provider"][:4] == 'OVS:' and net["enable_dhcp"] == "true": |
| self.launch_dhcp_server(net['vlan'], |
| net['dhcp_first_ip'], |
| net['dhcp_last_ip'], |
| net['cidr'], |
| net['gateway_ip']) |
| |
| def _start_of_db_tasks(self): |
| """ |
| Start ofc task for existing ofcs in database |
| :param db_of: |
| :param db_lock: |
| :return: |
| """ |
| ofcs = self.get_of_controllers() |
| |
| for ofc in ofcs: |
| of_conn = self._load_of_module(ofc) |
| # create ofc thread per of controller |
| self._create_ofc_task(ofc['uuid'], ofc['dpid'], of_conn) |
| |
| def _create_ofc_task(self, ofc_uuid, dpid, of_conn): |
| """ |
| Create an ofc thread for handle each sdn controllers |
| :param ofc_uuid: sdn controller uuid |
| :param dpid: sdn controller dpid |
| :param of_conn: OF_conn module |
| :return: |
| """ |
| if 'ofcs_thread' not in self.config and 'ofcs_thread_dpid' not in self.config: |
| ofcs_threads = {} |
| ofcs_thread_dpid = [] |
| else: |
| ofcs_threads = self.config['ofcs_thread'] |
| ofcs_thread_dpid = self.config['ofcs_thread_dpid'] |
| |
| if ofc_uuid not in ofcs_threads: |
| ofc_thread = self._create_ofc_thread(of_conn, ofc_uuid) |
| if ofc_uuid == "Default": |
| self.config['of_thread'] = ofc_thread |
| |
| ofcs_threads[ofc_uuid] = ofc_thread |
| self.config['ofcs_thread'] = ofcs_threads |
| |
| ofcs_thread_dpid.append({dpid: ofc_thread}) |
| self.config['ofcs_thread_dpid'] = ofcs_thread_dpid |
| |
| def _start_ofc_default_task(self): |
| """ |
| Create default ofc thread |
| """ |
| if 'of_controller' not in self.config \ |
| and 'of_controller_ip' not in self.config \ |
| and 'of_controller_port' not in self.config \ |
| and 'of_controller_dpid' not in self.config: |
| return |
| |
| # OF THREAD |
| db_config = {} |
| db_config['ip'] = self.config.get('of_controller_ip') |
| db_config['port'] = self.config.get('of_controller_port') |
| db_config['dpid'] = self.config.get('of_controller_dpid') |
| db_config['type'] = self.config.get('of_controller') |
| db_config['user'] = self.config.get('of_user') |
| db_config['password'] = self.config.get('of_password') |
| |
| # create connector to the openflow controller |
| # load other parameters starting by of_ from config dict in a temporal dict |
| |
| of_conn = self._load_of_module(db_config) |
| # create openflow thread |
| self._create_ofc_task("Default", db_config['dpid'], of_conn) |
| |
| def _load_of_module(self, db_config): |
| """ |
| import python module for each SDN controller supported |
| :param db_config: SDN dn information |
| :return: Module |
| """ |
| if not db_config: |
| raise ovimException("No module found it", HTTP_Internal_Server_Error) |
| |
| module_info = None |
| |
| try: |
| if self.of_test_mode: |
| return openflow_conn.OfTestConnector({"name": db_config['type'], |
| "dpid": db_config['dpid'], |
| "of_debug": self.config['log_level_of']}) |
| temp_dict = {} |
| |
| if db_config: |
| temp_dict['of_ip'] = db_config['ip'] |
| temp_dict['of_port'] = db_config['port'] |
| temp_dict['of_dpid'] = db_config['dpid'] |
| temp_dict['of_controller'] = db_config['type'] |
| temp_dict['of_user'] = db_config.get('user') |
| temp_dict['of_password'] = db_config.get('password') |
| |
| temp_dict['of_debug'] = self.config['log_level_of'] |
| |
| if temp_dict['of_controller'] == 'opendaylight': |
| module = "ODL" |
| else: |
| module = temp_dict['of_controller'] |
| |
| if module not in ovim.of_module: |
| module_info = imp.find_module(module) |
| of_conn_module = imp.load_module("OF_conn", *module_info) |
| ovim.of_module[module] = of_conn_module |
| else: |
| of_conn_module = ovim.of_module[module] |
| |
| try: |
| return of_conn_module.OF_conn(temp_dict) |
| except Exception as e: |
| self.logger.error("Cannot open the Openflow controller '%s': %s", type(e).__name__, str(e)) |
| if module_info and module_info[0]: |
| file.close(module_info[0]) |
| raise ovimException("Cannot open the Openflow controller '{}': '{}'".format(type(e).__name__, str(e)), |
| HTTP_Internal_Server_Error) |
| except (IOError, ImportError) as e: |
| if module_info and module_info[0]: |
| file.close(module_info[0]) |
| self.logger.error("Cannot open openflow controller module '%s'; %s: %s; revise 'of_controller' " |
| "field of configuration file.", module, type(e).__name__, str(e)) |
| raise ovimException("Cannot open openflow controller module '{}'; {}: {}; revise 'of_controller' " |
| "field of configuration file.".format(module, type(e).__name__, str(e)), |
| HTTP_Internal_Server_Error) |
| |
| def _create_ofc_thread(self, of_conn, ofc_uuid="Default"): |
| """ |
| Create and launch a of thread |
| :return: thread obj |
| """ |
| # create openflow thread |
| |
| #if 'of_controller_nets_with_same_vlan' in self.config: |
| # ofc_net_same_vlan = self.config['of_controller_nets_with_same_vlan'] |
| #else: |
| # ofc_net_same_vlan = False |
| ofc_net_same_vlan = False |
| |
| thread = oft.openflow_thread(ofc_uuid, of_conn, of_test=self.of_test_mode, db=self.db_of, db_lock=self.db_lock, |
| pmp_with_same_vlan=ofc_net_same_vlan, debug=self.config['log_level_of']) |
| #r, c = thread.OF_connector.obtain_port_correspondence() |
| #if r < 0: |
| # raise ovimException("Cannot get openflow information %s", c) |
| thread.start() |
| return thread |
| |
| def stop_service(self): |
| threads = self.config.get('host_threads', {}) |
| if 'of_thread' in self.config: |
| threads['of'] = (self.config['of_thread']) |
| if 'ofcs_thread' in self.config: |
| ofcs_thread = self.config['ofcs_thread'] |
| for ofc in ofcs_thread: |
| threads[ofc] = ofcs_thread[ofc] |
| |
| if 'dhcp_thread' in self.config: |
| threads['dhcp'] = (self.config['dhcp_thread']) |
| |
| for thread in threads.values(): |
| thread.insert_task("exit") |
| for thread in threads.values(): |
| thread.join() |
| |
| def get_networks(self, columns=None, db_filter={}, limit=None): |
| """ |
| Retreive networks available |
| :param columns: List with select query parameters |
| :param db_filter: List with where query parameters |
| :param limit: Query limit result |
| :return: |
| """ |
| result, content = self.db.get_table(SELECT=columns, FROM='nets', WHERE=db_filter, LIMIT=limit) |
| |
| if result < 0: |
| raise ovimException(str(content), -result) |
| |
| convert_boolean(content, ('shared', 'admin_state_up', 'enable_dhcp')) |
| |
| return content |
| |
| def show_network(self, network_id, db_filter={}): |
| """ |
| Get network from DB by id |
| :param network_id: net Id |
| :param db_filter: List with where query parameters |
| :return: |
| """ |
| # obtain data |
| if not network_id: |
| raise ovimException("Not network id was not found") |
| db_filter['uuid'] = network_id |
| |
| result, content = self.db.get_table(FROM='nets', WHERE=db_filter, LIMIT=100) |
| |
| if result < 0: |
| raise ovimException(str(content), -result) |
| elif result == 0: |
| raise ovimException("show_network network '%s' not found" % network_id, -result) |
| else: |
| convert_boolean(content, ('shared', 'admin_state_up', 'enable_dhcp')) |
| # get ports from DB |
| result, ports = self.db.get_table(FROM='ports', SELECT=('uuid as port_id',), |
| WHERE={'net_id': network_id}, LIMIT=100) |
| if len(ports) > 0: |
| content[0]['ports'] = ports |
| |
| convert_boolean(content, ('shared', 'admin_state_up', 'enable_dhcp')) |
| return content[0] |
| |
| def new_network(self, network): |
| """ |
| Create a net in DB |
| :return: |
| """ |
| tenant_id = network.get('tenant_id') |
| |
| if tenant_id: |
| result, _ = self.db.get_table(FROM='tenants', SELECT=('uuid',), WHERE={'uuid': tenant_id, "enabled": True}) |
| if result <= 0: |
| raise ovimException("set_network error, no tenant founded", -result) |
| |
| bridge_net = None |
| # check valid params |
| net_provider = network.get('provider') |
| net_type = network.get('type') |
| net_vlan = network.get("vlan") |
| net_bind_net = network.get("bind_net") |
| net_bind_type = network.get("bind_type") |
| name = network["name"] |
| |
| # check if network name ends with :<vlan_tag> and network exist in order to make and automated bindning |
| vlan_index = name.rfind(":") |
| if not net_bind_net and not net_bind_type and vlan_index > 1: |
| try: |
| vlan_tag = int(name[vlan_index + 1:]) |
| if not vlan_tag and vlan_tag < 4096: |
| net_bind_net = name[:vlan_index] |
| net_bind_type = "vlan:" + name[vlan_index + 1:] |
| except: |
| pass |
| |
| if net_bind_net: |
| # look for a valid net |
| if self._check_valid_uuid(net_bind_net): |
| net_bind_key = "uuid" |
| else: |
| net_bind_key = "name" |
| result, content = self.db.get_table(FROM='nets', WHERE={net_bind_key: net_bind_net}) |
| if result < 0: |
| raise ovimException(' getting nets from db ' + content, HTTP_Internal_Server_Error) |
| elif result == 0: |
| raise ovimException(" bind_net %s '%s'not found" % (net_bind_key, net_bind_net), HTTP_Bad_Request) |
| elif result > 1: |
| raise ovimException(" more than one bind_net %s '%s' found, use uuid" % (net_bind_key, net_bind_net), HTTP_Bad_Request) |
| network["bind_net"] = content[0]["uuid"] |
| |
| if net_bind_type: |
| if net_bind_type[0:5] != "vlan:": |
| raise ovimException("bad format for 'bind_type', must be 'vlan:<tag>'", HTTP_Bad_Request) |
| if int(net_bind_type[5:]) > 4095 or int(net_bind_type[5:]) <= 0: |
| raise ovimException("bad format for 'bind_type', must be 'vlan:<tag>' with a tag between 1 and 4095", |
| HTTP_Bad_Request) |
| network["bind_type"] = net_bind_type |
| |
| if net_provider: |
| if net_provider[:9] == "openflow:": |
| if net_type: |
| if net_type != "ptp" and net_type != "data": |
| raise ovimException(" only 'ptp' or 'data' net types can be bound to 'openflow'", |
| HTTP_Bad_Request) |
| else: |
| net_type = 'data' |
| else: |
| if net_type: |
| if net_type != "bridge_man" and net_type != "bridge_data": |
| raise ovimException("Only 'bridge_man' or 'bridge_data' net types can be bound " |
| "to 'bridge', 'macvtap' or 'default", HTTP_Bad_Request) |
| else: |
| net_type = 'bridge_man' |
| |
| if not net_type: |
| net_type = 'bridge_man' |
| |
| if net_provider: |
| if net_provider[:7] == 'bridge:': |
| # check it is one of the pre-provisioned bridges |
| bridge_net_name = net_provider[7:] |
| for brnet in self.config['bridge_nets']: |
| if brnet[0] == bridge_net_name: # free |
| if not brnet[3]: |
| raise ovimException("invalid 'provider:physical', " |
| "bridge '%s' is already used" % bridge_net_name, HTTP_Conflict) |
| bridge_net = brnet |
| net_vlan = brnet[1] |
| break |
| # if bridge_net==None: |
| # bottle.abort(HTTP_Bad_Request, "invalid 'provider:physical', bridge '%s' is not one of the |
| # provisioned 'bridge_ifaces' in the configuration file" % bridge_net_name) |
| # return |
| |
| elif self.config['network_type'] == 'bridge' and (net_type == 'bridge_data' or net_type == 'bridge_man'): |
| # look for a free precreated nets |
| for brnet in self.config['bridge_nets']: |
| if not brnet[3]: # free |
| if not bridge_net: |
| if net_type == 'bridge_man': # look for the smaller speed |
| if brnet[2] < bridge_net[2]: |
| bridge_net = brnet |
| else: # look for the larger speed |
| if brnet[2] > bridge_net[2]: |
| bridge_net = brnet |
| else: |
| bridge_net = brnet |
| net_vlan = brnet[1] |
| if not bridge_net: |
| raise ovimException("Max limits of bridge networks reached. Future versions of VIM " |
| "will overcome this limit", HTTP_Bad_Request) |
| else: |
| self.logger.debug("using net " + bridge_net) |
| net_provider = "bridge:" + bridge_net[0] |
| net_vlan = bridge_net[1] |
| elif net_type == 'bridge_data' or net_type == 'bridge_man' and self.config['network_type'] == 'ovs': |
| net_provider = 'OVS' |
| if not net_vlan and (net_type == "data" or net_type == "ptp" or net_provider == "OVS"): |
| net_vlan = self.db.get_free_net_vlan() |
| if net_vlan < 0: |
| raise ovimException("Error getting an available vlan", HTTP_Internal_Server_Error) |
| if net_provider == 'OVS': |
| net_provider = 'OVS' + ":" + str(net_vlan) |
| |
| network['provider'] = net_provider |
| network['type'] = net_type |
| network['vlan'] = net_vlan |
| dhcp_integrity = True |
| if 'enable_dhcp' in network and network['enable_dhcp']: |
| dhcp_integrity = self._check_dhcp_data_integrity(network) |
| |
| result, content = self.db.new_row('nets', network, True, True) |
| |
| if result >= 0 and dhcp_integrity: |
| if bridge_net: |
| bridge_net[3] = content |
| if self.config.get("dhcp_server") and self.config['network_type'] == 'bridge': |
| if network["name"] in self.config["dhcp_server"].get("nets", ()): |
| self.config["dhcp_nets"].append(content) |
| self.logger.debug("dhcp_server: add new net", content) |
| elif not bridge_net and bridge_net[0] in self.config["dhcp_server"].get("bridge_ifaces", ()): |
| self.config["dhcp_nets"].append(content) |
| self.logger.debug("dhcp_server: add new net", content, content) |
| return content |
| else: |
| raise ovimException("Error posting network", HTTP_Internal_Server_Error) |
| # TODO kei change update->edit |
| |
| def edit_network(self, network_id, network): |
| """ |
| Update entwork data byt id |
| :return: |
| """ |
| # Look for the previous data |
| where_ = {'uuid': network_id} |
| result, network_old = self.db.get_table(FROM='nets', WHERE=where_) |
| if result < 0: |
| raise ovimException("Error updating network %s" % network_old, HTTP_Internal_Server_Error) |
| elif result == 0: |
| raise ovimException('network %s not found' % network_id, HTTP_Not_Found) |
| # get ports |
| nbports, content = self.db.get_table(FROM='ports', SELECT=('uuid as port_id',), |
| WHERE={'net_id': network_id}, LIMIT=100) |
| if result < 0: |
| raise ovimException("http_put_network_id error %d %s" % (result, network_old), HTTP_Internal_Server_Error) |
| if nbports > 0: |
| if 'type' in network and network['type'] != network_old[0]['type']: |
| raise ovimException("Can not change type of network while having ports attached", |
| HTTP_Method_Not_Allowed) |
| if 'vlan' in network and network['vlan'] != network_old[0]['vlan']: |
| raise ovimException("Can not change vlan of network while having ports attached", |
| HTTP_Method_Not_Allowed) |
| |
| # check valid params |
| net_provider = network.get('provider', network_old[0]['provider']) |
| net_type = network.get('type', network_old[0]['type']) |
| net_bind_net = network.get("bind_net") |
| net_bind_type = network.get("bind_type") |
| if net_bind_net: |
| # look for a valid net |
| if self._check_valid_uuid(net_bind_net): |
| net_bind_key = "uuid" |
| else: |
| net_bind_key = "name" |
| result, content = self.db.get_table(FROM='nets', WHERE={net_bind_key: net_bind_net}) |
| if result < 0: |
| raise ovimException('Getting nets from db ' + content, HTTP_Internal_Server_Error) |
| elif result == 0: |
| raise ovimException("bind_net %s '%s'not found" % (net_bind_key, net_bind_net), HTTP_Bad_Request) |
| elif result > 1: |
| raise ovimException("More than one bind_net %s '%s' found, use uuid" % (net_bind_key, net_bind_net), |
| HTTP_Bad_Request) |
| network["bind_net"] = content[0]["uuid"] |
| if net_bind_type: |
| if net_bind_type[0:5] != "vlan:": |
| raise ovimException("Bad format for 'bind_type', must be 'vlan:<tag>'", HTTP_Bad_Request) |
| if int(net_bind_type[5:]) > 4095 or int(net_bind_type[5:]) <= 0: |
| raise ovimException("bad format for 'bind_type', must be 'vlan:<tag>' with a tag between 1 and 4095", |
| HTTP_Bad_Request) |
| if net_provider: |
| if net_provider[:9] == "openflow:": |
| if net_type != "ptp" and net_type != "data": |
| raise ovimException("Only 'ptp' or 'data' net types can be bound to 'openflow'", HTTP_Bad_Request) |
| else: |
| if net_type != "bridge_man" and net_type != "bridge_data": |
| raise ovimException("Only 'bridge_man' or 'bridge_data' net types can be bound to " |
| "'bridge', 'macvtap' or 'default", HTTP_Bad_Request) |
| |
| # insert in data base |
| result, content = self.db.update_rows('nets', network, WHERE={'uuid': network_id}, log=True) |
| if result >= 0: |
| # if result > 0 and nbports>0 and 'admin_state_up' in network |
| # and network['admin_state_up'] != network_old[0]['admin_state_up']: |
| if result > 0: |
| |
| try: |
| if nbports: |
| self.net_update_ofc_thread(network_id) |
| except ovimException as e: |
| raise ovimException("Error while launching openflow rules in network '{}' {}" |
| .format(network_id, str(e)), HTTP_Internal_Server_Error) |
| except Exception as e: |
| raise ovimException("Error while launching openflow rules in network '{}' {}" |
| .format(network_id, str(e)), HTTP_Internal_Server_Error) |
| |
| if self.config.get("dhcp_server"): |
| if network_id in self.config["dhcp_nets"]: |
| self.config["dhcp_nets"].remove(network_id) |
| if network.get("name", network_old[0]["name"]) in self.config["dhcp_server"].get("nets", ()): |
| self.config["dhcp_nets"].append(network_id) |
| else: |
| net_bind = network.get("bind_type", network_old[0]["bind_type"]) |
| if net_bind and net_bind and net_bind[:7] == "bridge:" and net_bind[7:] in self.config["dhcp_server"].get( |
| "bridge_ifaces", ()): |
| self.config["dhcp_nets"].append(network_id) |
| return network_id |
| else: |
| raise ovimException(content, -result) |
| |
| def delete_network(self, network_id): |
| """ |
| Delete network by network id |
| :param network_id: network id |
| :return: |
| """ |
| |
| # delete from the data base |
| result, content = self.db.delete_row('nets', network_id) |
| |
| if result == 0: |
| raise ovimException("Network %s not found " % network_id, HTTP_Not_Found) |
| elif result > 0: |
| for brnet in self.config['bridge_nets']: |
| if brnet[3] == network_id: |
| brnet[3] = None |
| break |
| if self.config.get("dhcp_server") and network_id in self.config["dhcp_nets"]: |
| self.config["dhcp_nets"].remove(network_id) |
| return content |
| else: |
| raise ovimException("Error deleting network %s" % network_id, HTTP_Internal_Server_Error) |
| |
| def get_openflow_rules(self, network_id=None): |
| """ |
| Get openflow id from DB |
| :param network_id: Network id, if none all networks will be retrieved |
| :return: Return a list with Openflow rules per net |
| """ |
| # ignore input data |
| if not network_id: |
| where_ = {} |
| else: |
| where_ = {"net_id": network_id} |
| result, content = self.db.get_table( |
| SELECT=("name", "net_id", "ofc_id", "priority", "vlan_id", "ingress_port", "src_mac", "dst_mac", "actions"), |
| WHERE=where_, FROM='of_flows') |
| |
| if result < 0: |
| raise ovimException(str(content), -result) |
| return content |
| |
| def edit_openflow_rules(self, network_id=None): |
| |
| """ |
| To make actions over the net. The action is to reinstall the openflow rules |
| network_id can be 'all' |
| :param network_id: Network id, if none all networks will be retrieved |
| :return : Number of nets updated |
| """ |
| |
| # ignore input data |
| if not network_id: |
| where_ = {} |
| else: |
| where_ = {"uuid": network_id} |
| result, content = self.db.get_table(SELECT=("uuid", "type"), WHERE=where_, FROM='nets') |
| |
| if result < 0: |
| raise ovimException(str(content), -result) |
| |
| for net in content: |
| if net["type"] != "ptp" and net["type"] != "data": |
| result -= 1 |
| continue |
| |
| try: |
| self.net_update_ofc_thread(net['uuid']) |
| except ovimException as e: |
| raise ovimException("Error updating network'{}' {}".format(net['uuid'], str(e)), |
| HTTP_Internal_Server_Error) |
| except Exception as e: |
| raise ovimException("Error updating network '{}' {}".format(net['uuid'], str(e)), |
| HTTP_Internal_Server_Error) |
| |
| return result |
| |
| def delete_openflow_rules(self, ofc_id=None): |
| """ |
| To make actions over the net. The action is to delete ALL openflow rules |
| :return: return operation result |
| """ |
| |
| if not ofc_id: |
| if 'Default' in self.config['ofcs_thread']: |
| r, c = self.config['ofcs_thread']['Default'].insert_task("clear-all") |
| else: |
| raise ovimException("Default Openflow controller not not running", HTTP_Not_Found) |
| |
| elif ofc_id in self.config['ofcs_thread']: |
| r, c = self.config['ofcs_thread'][ofc_id].insert_task("clear-all") |
| |
| # ignore input data |
| if r < 0: |
| raise ovimException(str(c), -r) |
| else: |
| raise ovimException("Openflow controller not found with ofc_id={}".format(ofc_id), HTTP_Not_Found) |
| return r |
| |
| def get_openflow_ports(self, ofc_id=None): |
| """ |
| Obtain switch ports names of openflow controller |
| :return: Return flow ports in DB |
| """ |
| if not ofc_id: |
| if 'Default' in self.config['ofcs_thread']: |
| conn = self.config['ofcs_thread']['Default'].OF_connector |
| else: |
| raise ovimException("Default Openflow controller not not running", HTTP_Not_Found) |
| |
| if ofc_id in self.config['ofcs_thread']: |
| conn = self.config['ofcs_thread'][ofc_id].OF_connector |
| else: |
| raise ovimException("Openflow controller not found with ofc_id={}".format(ofc_id), HTTP_Not_Found) |
| return conn.pp2ofi |
| |
| def get_ports(self, columns=None, filter={}, limit=None): |
| # result, content = my.db.get_ports(where_) |
| result, content = self.db.get_table(SELECT=columns, WHERE=filter, FROM='ports', LIMIT=limit) |
| if result < 0: |
| self.logger.error("http_get_ports Error %d %s", result, content) |
| raise ovimException(str(content), -result) |
| else: |
| convert_boolean(content, ('admin_state_up',)) |
| return content |
| |
| def new_port(self, port_data): |
| port_data['type'] = 'external' |
| if port_data.get('net_id'): |
| # check that new net has the correct type |
| result, new_net = self.db.check_target_net(port_data['net_id'], None, 'external') |
| if result < 0: |
| raise ovimException(str(new_net), -result) |
| # insert in data base |
| result, uuid = self.db.new_row('ports', port_data, True, True) |
| if result > 0: |
| if 'net_id' in port_data: |
| try: |
| self.net_update_ofc_thread(port_data['net_id']) |
| except ovimException as e: |
| raise ovimException("Cannot insert a task for updating network '{}' {}" |
| .format(port_data['net_id'], str(e)), HTTP_Internal_Server_Error) |
| except Exception as e: |
| raise ovimException("Cannot insert a task for updating network '{}' {}" |
| .format(port_data['net_id'], str(e)), HTTP_Internal_Server_Error) |
| |
| return uuid |
| else: |
| raise ovimException(str(uuid), -result) |
| |
| def new_external_port(self, port_data): |
| """ |
| Create new external port and check port mapping correspondence |
| :param port_data: port_data = { |
| 'region': 'datacenter region', |
| 'compute_node': 'compute node id', |
| 'pci': 'pci port address', |
| 'vlan': 'net vlan', |
| 'net_id': 'net id', |
| 'tenant_id': 'tenant id', |
| 'mac': 'switch mac', |
| 'name': 'port name' |
| 'ip_address': 'ip address - optional'} |
| :return: |
| """ |
| |
| port_data['type'] = 'external' |
| |
| if port_data.get('net_id'): |
| # check that new net has the correct type |
| result, new_net = self.db.check_target_net(port_data['net_id'], None, 'external') |
| if result < 0: |
| raise ovimException(str(new_net), -result) |
| # insert in data base |
| db_filter = {} |
| |
| if port_data.get('region'): |
| db_filter['region'] = port_data['region'] |
| if port_data.get('pci'): |
| db_filter['pci'] = port_data['pci'] |
| if port_data.get('compute_node'): |
| db_filter['compute_node'] = port_data['compute_node'] |
| |
| columns = ['ofc_id', 'switch_dpid', 'switch_port', 'switch_mac', 'pci'] |
| port_mapping_data = self.get_of_port_mappings(columns, db_filter) |
| |
| if not len(port_mapping_data): |
| raise ovimException("No port mapping founded for '{}'".format(str(db_filter)), |
| HTTP_Not_Found) |
| elif len(port_mapping_data) > 1: |
| raise ovimException("Wrong port data was given, please check pci, region & compute id data", |
| HTTP_Conflict) |
| |
| port_data['ofc_id'] = port_mapping_data[0]['ofc_id'] |
| port_data['switch_dpid'] = port_mapping_data[0]['switch_dpid'] |
| port_data['switch_port'] = port_mapping_data[0]['switch_port'] |
| port_data['switch_mac'] = port_mapping_data[0]['switch_mac'] |
| |
| # remove from compute_node, region and pci of_port_data to adapt to 'ports' structure |
| if 'region' in port_data: |
| del port_data['region'] |
| if 'pci' in port_data: |
| del port_data['pci'] |
| if 'compute_node' in port_data: |
| del port_data['compute_node'] |
| |
| result, uuid = self.db.new_row('ports', port_data, True, True) |
| if result > 0: |
| try: |
| self.net_update_ofc_thread(port_data['net_id'], port_data['ofc_id']) |
| except ovimException as e: |
| raise ovimException("Cannot insert a task for updating network '{}' {}". |
| format(port_data['net_id'], str(e)), HTTP_Internal_Server_Error) |
| except Exception as e: |
| raise ovimException("Cannot insert a task for updating network '{}' {}" |
| .format(port_data['net_id'], e), HTTP_Internal_Server_Error) |
| return uuid |
| else: |
| raise ovimException(str(uuid), -result) |
| |
| def net_update_ofc_thread(self, net_id, ofc_id=None, switch_dpid=None): |
| """ |
| Insert a update net task by net id or ofc_id for each ofc thread |
| :param net_id: network id |
| :param ofc_id: openflow controller id |
| :param switch_dpid: switch dpid |
| :return: |
| """ |
| if not net_id: |
| raise ovimException("No net_id received", HTTP_Internal_Server_Error) |
| |
| r = -1 |
| c = 'No valid ofc_id or switch_dpid received' |
| |
| if not ofc_id: |
| ports = self.get_ports(filter={"net_id": net_id}) |
| for port in ports: |
| port_ofc_id = port.get('ofc_id', None) |
| if port_ofc_id: |
| ofc_id = port['ofc_id'] |
| switch_dpid = port['switch_dpid'] |
| break |
| #TODO if not ofc_id: look at database table ofcs |
| |
| |
| # If no ofc_id found it, default ofc_id is used. |
| if not ofc_id and not switch_dpid: |
| ofc_id = "Default" |
| |
| if ofc_id and ofc_id in self.config['ofcs_thread']: |
| r, c = self.config['ofcs_thread'][ofc_id].insert_task("update-net", net_id) |
| elif switch_dpid: |
| |
| ofcs_dpid_list = self.config['ofcs_thread_dpid'] |
| for ofc_t in ofcs_dpid_list: |
| if switch_dpid in ofc_t: |
| r, c = ofc_t[switch_dpid].insert_task("update-net", net_id) |
| |
| if r < 0: |
| message = "Cannot insert a task for updating network '{}', {}".format(net_id, c) |
| self.logger.error(message) |
| raise ovimException(message, HTTP_Internal_Server_Error) |
| |
| def delete_port(self, port_id): |
| # Look for the previous port data |
| result, ports = self.db.get_table(WHERE={'uuid': port_id, "type": "external"}, FROM='ports') |
| if result < 0: |
| raise ovimException("Cannot get port info from database: {}".format(ports), http_code=-result) |
| # delete from the data base |
| result, content = self.db.delete_row('ports', port_id) |
| if result == 0: |
| raise ovimException("External port '{}' not found".format(port_id), http_code=HTTP_Not_Found) |
| elif result < 0: |
| raise ovimException("Cannot delete port from database: {}".format(content), http_code=-result) |
| # update network |
| network = ports[0].get('net_id', None) |
| if network: |
| # change of net. |
| |
| try: |
| self.net_update_ofc_thread(network, ofc_id=ports[0]["ofc_id"], switch_dpid=ports[0]["switch_dpid"]) |
| except ovimException as e: |
| raise ovimException("Cannot insert a task for delete network '{}' {}".format(network, str(e)), |
| HTTP_Internal_Server_Error) |
| except Exception as e: |
| raise ovimException("Cannot insert a task for delete network '{}' {}".format(network, str(e)), |
| HTTP_Internal_Server_Error) |
| |
| return content |
| |
| def edit_port(self, port_id, port_data, admin=True): |
| # Look for the previous port data |
| result, content = self.db.get_table(FROM="ports", WHERE={'uuid': port_id}) |
| if result < 0: |
| raise ovimException("Cannot get port info from database: {}".format(content), http_code=-result) |
| elif result == 0: |
| raise ovimException("Port '{}' not found".format(port_id), http_code=HTTP_Not_Found) |
| port = content[0] |
| nets = [] |
| host_id = None |
| result = 1 |
| if 'net_id' in port_data: |
| # change of net. |
| old_net = port.get('net_id', None) |
| new_net = port_data['net_id'] |
| if old_net != new_net: |
| |
| if new_net: |
| nets.append(new_net) # put first the new net, so that new openflow rules are created before removing the old ones |
| if old_net: |
| nets.append(old_net) |
| if port['type'] == 'instance:bridge' or port['type'] == 'instance:ovs': |
| raise ovimException("bridge interfaces cannot be attached to a different net", http_code=HTTP_Forbidden) |
| elif port['type'] == 'external' and not admin: |
| raise ovimException("Needed admin privileges",http_code=HTTP_Unauthorized) |
| if new_net: |
| # check that new net has the correct type |
| result, new_net_dict = self.db.check_target_net(new_net, None, port['type']) |
| if result < 0: |
| raise ovimException("Error {}".format(new_net_dict), http_code=HTTP_Conflict) |
| # change VLAN for SR-IOV ports |
| if result >= 0 and port["type"] == "instance:data" and port["model"] == "VF": # TODO consider also VFnotShared |
| if new_net: |
| port_data["vlan"] = None |
| else: |
| port_data["vlan"] = new_net_dict["vlan"] |
| # get host where this VM is allocated |
| result, content = self.db.get_table(FROM="instances", WHERE={"uuid": port["instance_id"]}) |
| if result > 0: |
| host_id = content[0]["host_id"] |
| |
| # insert in data base |
| if result >= 0: |
| result, content = self.db.update_rows('ports', port_data, WHERE={'uuid': port_id}, log=False) |
| port.update(port_data) |
| |
| # Insert task to complete actions |
| if result > 0: |
| for net_id in nets: |
| try: |
| self.net_update_ofc_thread(net_id, port["ofc_id"], switch_dpid=port["switch_dpid"]) |
| except ovimException as e: |
| raise ovimException("Error updating network'{}' {}".format(net_id, str(e)), |
| HTTP_Internal_Server_Error) |
| except Exception as e: |
| raise ovimException("Error updating network '{}' {}".format(net_id, str(e)), |
| HTTP_Internal_Server_Error) |
| |
| if host_id: |
| r, v = self.config['host_threads'][host_id].insert_task("edit-iface", port_id, old_net, new_net) |
| if r < 0: |
| self.logger.error("Error updating network '{}' {}".format(r,v)) |
| # TODO Do something if fails |
| if result >= 0: |
| return port_id |
| else: |
| raise ovimException("Error {}".format(content), http_code=-result) |
| |
| def new_of_controller(self, ofc_data): |
| """ |
| Create a new openflow controller into DB |
| :param ofc_data: Dict openflow controller data |
| :return: openflow controller dpid |
| """ |
| |
| result, ofc_uuid = self.db.new_row('ofcs', ofc_data, True, True) |
| if result < 0: |
| raise ovimException("New ofc Error %s" % ofc_uuid, HTTP_Internal_Server_Error) |
| |
| ofc_data['uuid'] = ofc_uuid |
| of_conn = self._load_of_module(ofc_data) |
| self._create_ofc_task(ofc_uuid, ofc_data['dpid'], of_conn) |
| |
| return ofc_uuid |
| |
| def edit_of_controller(self, of_id, ofc_data): |
| """ |
| Edit an openflow controller entry from DB |
| :return: |
| """ |
| if not ofc_data: |
| raise ovimException("No data received during uptade OF contorller", http_code=HTTP_Internal_Server_Error) |
| |
| old_of_controller = self.show_of_controller(of_id) |
| |
| if old_of_controller: |
| result, content = self.db.update_rows('ofcs', ofc_data, WHERE={'uuid': of_id}, log=False) |
| if result >= 0: |
| return ofc_data |
| else: |
| raise ovimException("Error uptating OF contorller with uuid {}".format(of_id), |
| http_code=-result) |
| else: |
| raise ovimException("Error uptating OF contorller with uuid {}".format(of_id), |
| http_code=HTTP_Internal_Server_Error) |
| |
| def delete_of_controller(self, of_id): |
| """ |
| Delete an openflow controller from DB. |
| :param of_id: openflow controller dpid |
| :return: |
| """ |
| |
| ofc = self.show_of_controller(of_id) |
| |
| result, content = self.db.delete_row("ofcs", of_id) |
| if result < 0: |
| raise ovimException("Cannot delete ofc from database: {}".format(content), http_code=-result) |
| elif result == 0: |
| raise ovimException("ofc {} not found ".format(content), http_code=HTTP_Not_Found) |
| |
| ofc_thread = self.config['ofcs_thread'][of_id] |
| del self.config['ofcs_thread'][of_id] |
| for ofc_th in self.config['ofcs_thread_dpid']: |
| if ofc['dpid'] in ofc_th: |
| self.config['ofcs_thread_dpid'].remove(ofc_th) |
| |
| ofc_thread.insert_task("exit") |
| #ofc_thread.join() |
| |
| return content |
| |
| def show_of_controller(self, uuid): |
| """ |
| Show an openflow controller by dpid from DB. |
| :param db_filter: List with where query parameters |
| :return: |
| """ |
| |
| result, content = self.db.get_table(FROM='ofcs', WHERE={"uuid": uuid}, LIMIT=100) |
| |
| if result == 0: |
| raise ovimException("Openflow controller with uuid '{}' not found".format(uuid), |
| http_code=HTTP_Not_Found) |
| elif result < 0: |
| raise ovimException("Openflow controller with uuid '{}' error".format(uuid), |
| http_code=HTTP_Internal_Server_Error) |
| return content[0] |
| |
| def get_of_controllers(self, columns=None, db_filter={}, limit=None): |
| """ |
| Show an openflow controllers from DB. |
| :param columns: List with SELECT query parameters |
| :param db_filter: List with where query parameters |
| :param limit: result Limit |
| :return: |
| """ |
| result, content = self.db.get_table(SELECT=columns, FROM='ofcs', WHERE=db_filter, LIMIT=limit) |
| |
| if result < 0: |
| raise ovimException(str(content), -result) |
| |
| return content |
| |
| def get_tenants(self, columns=None, db_filter={}, limit=None): |
| """ |
| Retrieve tenant list from DB |
| :param columns: List with SELECT query parameters |
| :param db_filter: List with where query parameters |
| :param limit: result limit |
| :return: |
| """ |
| result, content = self.db.get_table(FROM='tenants', SELECT=columns, WHERE=db_filter, LIMIT=limit) |
| if result < 0: |
| raise ovimException('get_tenatns Error {}'.format(str(content)), -result) |
| else: |
| convert_boolean(content, ('enabled',)) |
| return content |
| |
| def show_tenant_id(self, tenant_id): |
| """ |
| Get tenant from DB by id |
| :param tenant_id: tenant id |
| :return: |
| """ |
| result, content = self.db.get_table(FROM='tenants', SELECT=('uuid', 'name', 'description', 'enabled'), |
| WHERE={"uuid": tenant_id}) |
| if result < 0: |
| raise ovimException(str(content), -result) |
| elif result == 0: |
| raise ovimException("tenant with uuid='{}' not found".format(tenant_id), HTTP_Not_Found) |
| else: |
| convert_boolean(content, ('enabled',)) |
| return content[0] |
| |
| def new_tentant(self, tenant): |
| """ |
| Create a tenant and store in DB |
| :param tenant: Dictionary with tenant data |
| :return: the uuid of created tenant. Raise exception upon error |
| """ |
| |
| # insert in data base |
| result, tenant_uuid = self.db.new_tenant(tenant) |
| |
| if result >= 0: |
| return tenant_uuid |
| else: |
| raise ovimException(str(tenant_uuid), -result) |
| |
| def delete_tentant(self, tenant_id): |
| """ |
| Delete a tenant from the database. |
| :param tenant_id: Tenant id |
| :return: delete tenant id |
| """ |
| |
| # check permissions |
| r, tenants_flavors = self.db.get_table(FROM='tenants_flavors', SELECT=('flavor_id', 'tenant_id'), |
| WHERE={'tenant_id': tenant_id}) |
| if r <= 0: |
| tenants_flavors = () |
| r, tenants_images = self.db.get_table(FROM='tenants_images', SELECT=('image_id', 'tenant_id'), |
| WHERE={'tenant_id': tenant_id}) |
| if r <= 0: |
| tenants_images = () |
| |
| result, content = self.db.delete_row('tenants', tenant_id) |
| if result == 0: |
| raise ovimException("tenant '%s' not found" % tenant_id, HTTP_Not_Found) |
| elif result > 0: |
| for flavor in tenants_flavors: |
| self.db.delete_row_by_key("flavors", "uuid", flavor['flavor_id']) |
| for image in tenants_images: |
| self.db.delete_row_by_key("images", "uuid", image['image_id']) |
| return content |
| else: |
| raise ovimException("Error deleting tenant '%s' " % tenant_id, HTTP_Internal_Server_Error) |
| |
| def edit_tenant(self, tenant_id, tenant_data): |
| """ |
| Update a tenant data identified by tenant id |
| :param tenant_id: tenant id |
| :param tenant_data: Dictionary with tenant data |
| :return: |
| """ |
| |
| # Look for the previous data |
| result, tenant_data_old = self.db.get_table(FROM='tenants', WHERE={'uuid': tenant_id}) |
| if result < 0: |
| raise ovimException("Error updating tenant with uuid='{}': {}".format(tenant_id, tenant_data_old), |
| HTTP_Internal_Server_Error) |
| elif result == 0: |
| raise ovimException("tenant with uuid='{}' not found".format(tenant_id), HTTP_Not_Found) |
| |
| # insert in data base |
| result, content = self.db.update_rows('tenants', tenant_data, WHERE={'uuid': tenant_id}, log=True) |
| if result >= 0: |
| return content |
| else: |
| raise ovimException(str(content), -result) |
| |
| def set_of_port_mapping(self, of_maps, ofc_id=None, switch_dpid=None, region=None): |
| """ |
| Create new port mapping entry |
| :param of_maps: List with port mapping information |
| # maps =[{"ofc_id": <ofc_id>,"region": datacenter region,"compute_node": compute uuid,"pci": pci adress, |
| "switch_dpid": swith dpid,"switch_port": port name,"switch_mac": mac}] |
| :param ofc_id: ofc id |
| :param switch_dpid: switch dpid |
| :param region: datacenter region id |
| :return: |
| """ |
| |
| for map in of_maps: |
| if ofc_id: |
| map['ofc_id'] = ofc_id |
| if switch_dpid: |
| map['switch_dpid'] = switch_dpid |
| if region: |
| map['region'] = region |
| |
| for of_map in of_maps: |
| result, uuid = self.db.new_row('of_port_mappings', of_map, True) |
| if result > 0: |
| of_map["uuid"] = uuid |
| else: |
| raise ovimException(str(uuid), -result) |
| return of_maps |
| |
| def clear_of_port_mapping(self, db_filter={}): |
| """ |
| Clear port mapping filtering using db_filter dict |
| :param db_filter: Parameter to filter during remove process |
| :return: |
| """ |
| result, content = self.db.delete_row_by_dict(FROM='of_port_mappings', WHERE=db_filter) |
| # delete_row_by_key |
| if result >= 0: |
| return content |
| else: |
| raise ovimException("Error deleting of_port_mappings with filter='{}'".format(str(db_filter)), |
| HTTP_Internal_Server_Error) |
| |
| def get_of_port_mappings(self, column=None, db_filter=None, db_limit=None): |
| """ |
| Retrive port mapping from DB |
| :param column: |
| :param db_filter: |
| :return: |
| """ |
| result, content = self.db.get_table(SELECT=column, WHERE=db_filter, FROM='of_port_mappings', LIMIT=db_limit) |
| |
| if result < 0: |
| self.logger.error("get_of_port_mappings Error %d %s", result, content) |
| raise ovimException(str(content), -result) |
| else: |
| return content |
| |
| def get_dhcp_controller(self): |
| """ |
| Create an host_thread object for manage openvim controller and not create a thread for itself |
| :return: dhcp_host openvim controller object |
| """ |
| |
| if 'openvim_controller' in self.config['host_threads']: |
| return self.config['host_threads']['openvim_controller'] |
| |
| bridge_ifaces = [] |
| controller_ip = self.config['ovs_controller_ip'] |
| ovs_controller_user = self.config['ovs_controller_user'] |
| |
| host_test_mode = True if self.config['mode'] == 'test' or self.config['mode'] == "OF only" else False |
| host_develop_mode = True if self.config['mode'] == 'development' else False |
| |
| dhcp_host = ht.host_thread(name='openvim_controller', user=ovs_controller_user, host=controller_ip, |
| db=self.db_of, |
| db_lock=self.db_lock, test=host_test_mode, |
| image_path=self.config['image_path'], version=self.config['version'], |
| host_id='openvim_controller', develop_mode=host_develop_mode, |
| develop_bridge_iface=bridge_ifaces) |
| |
| self.config['host_threads']['openvim_controller'] = dhcp_host |
| if not host_test_mode: |
| dhcp_host.ssh_connect() |
| return dhcp_host |
| |
| def launch_dhcp_server(self, vlan, first_ip, last_ip, cidr, gateway): |
| """ |
| Launch a dhcpserver base on dnsmasq attached to the net base on vlan id across the the openvim computes |
| :param vlan: vlan identifier |
| :param first_ip: First dhcp range ip |
| :param last_ip: Last dhcp range ip |
| :param cidr: net cidr |
| :param gateway: net gateway |
| :return: |
| """ |
| ip_tools = IPNetwork(cidr) |
| dhcp_netmask = str(ip_tools.netmask) |
| ip_range = [first_ip, last_ip] |
| |
| dhcp_path = self.config['ovs_controller_file_path'] |
| |
| controller_host = self.get_dhcp_controller() |
| controller_host.create_linux_bridge(vlan) |
| controller_host.create_dhcp_interfaces(vlan, first_ip, dhcp_netmask) |
| controller_host.launch_dhcp_server(vlan, ip_range, dhcp_netmask, dhcp_path, gateway) |
| |
| if __name__ == "__main__": |
| |
| parser = argparse.ArgumentParser() |
| parser.add_argument("-v","--version", help="show ovim library version", action="store_true") |
| parser.add_argument("--database-version", help="show required database version", action="store_true") |
| args = parser.parse_args() |
| if args.version: |
| print ('openvimd version {} {}'.format(ovim.get_version(), ovim.get_version_date())) |
| print ('(c) Copyright Telefonica') |
| elif args.database_version: |
| print ('required database version: {}'.format(ovim.get_database_version())) |
| |