Modify openvim code structure, improve py package
- Move python code to osm_openvim folder
- Python package install the code in a folder called osm_openvim
Change-Id: I09f1cdac84418a6a34ceaec9a69c2315e10296a7
Signed-off-by: mirabal <leonardo.mirabal@altran.com>
diff --git a/osm_openvim/ovim.py b/osm_openvim/ovim.py
new file mode 100755
index 0000000..39ab578
--- /dev/null
+++ b/osm_openvim/ovim.py
@@ -0,0 +1,1384 @@
+#!/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 osm_openvim.vim_db as vim_db
+import logging
+import imp
+import argparse
+from netaddr import IPNetwork
+from jsonschema import validate as js_v, exceptions as js_e
+import osm_openvim.host_thread as ht
+import osm_openvim.dhcp_thread as dt
+import osm_openvim.openflow_thread as oft
+import osm_openvim.openflow_conn as openflow_conn
+
+
+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, logger_name=self.logger_name + ".dhcp",
+ debug=self.config.get('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()))
+