# # Copyright (C) 2014 eNovance SAS # # Author: Emilien Macchi # # 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. # # == Class: nova::db # # Configures the Nova database. # # == Parameters # # [*database_connection*] # (optional) Connection url to connect to nova database. # Defaults to $::os_service_default # # [*slave_connection*] # (optional) Connection url to connect to nova slave database (read-only). # Defaults to $::os_service_default # # [*database_connection_recycle_time*] # Timeout when db connections should be reaped. # (Optional) Defaults to $::os_service_default # # [*database_max_pool_size*] # Maximum number of SQL connections to keep open in a pool. # (Optional) Defaults to $::os_service_default # # [*database_max_retries*] # Maximum db connection retries during startup. # Setting -1 implies an infinite retry count. # (Optional) Defaults to $::os_service_default # # [*database_retry_interval*] # Interval between retries of opening a sql connection. # (Optional) Defaults to $::os_service_default # # [*database_max_overflow*] # If set, use this value for max_overflow with sqlalchemy. # (Optional) Defaults to $::os_service_default # # [*database_pool_timeout*] # (Optional) If set, use this value for pool_timeout with SQLAlchemy. # Defaults to $::os_service_default # # [*database_db_max_retries*] # (optional) Maximum retries in case of connection error or deadlock error # before error is raised. Set to -1 to specify an infinite retry count. # Defaults to $::os_service_default # # [*mysql_enable_ndb*] # (Optional) If True, transparently enables support for handling MySQL # Cluster (NDB). # Defaults to $::os_service_default # # [*api_database_connection*] # (optional) Connection url to connect to nova api database. # Defaults to $::os_service_default # # [*api_slave_connection*] # (optional) Connection url to connect to nova api slave database (read-only). # Defaults to $::os_service_default # # [*api_database_connection_recycle_time*] # Timeout when nova api db connections should be reaped. # (Optional) Defaults to $::os_service_default # # [*api_database_max_pool_size*] # Maximum number of SQL connections to keep open in a pool. # (Optional) Defaults to $::os_service_default # # [*api_database_max_retries*] # Maximum db connection retries during startup. # Setting -1 implies an infinite retry count. # (Optional) Defaults to $::os_service_default # # [*api_database_retry_interval*] # Interval between retries of opening a sql connection. # (Optional) Defaults to $::os_service_default # # [*api_database_max_overflow*] # If set, use this value for max_overflow with sqlalchemy. # (Optional) Defaults to $::os_service_default # # [*api_database_pool_timeout*] # (Optional) If set, use this value for pool_timeout with SQLAlchemy. # Defaults to $::os_service_default # # DEPRECATED PARAMETERS # # [*database_min_pool_size*] # Minimum number of SQL connections to keep open in a pool. # (Optional) Defaults to undef # class nova::db ( $database_connection = $::os_service_default, $slave_connection = $::os_service_default, $database_connection_recycle_time = $::os_service_default, $database_max_pool_size = $::os_service_default, $database_max_retries = $::os_service_default, $database_retry_interval = $::os_service_default, $database_max_overflow = $::os_service_default, $database_pool_timeout = $::os_service_default, $database_db_max_retries = $::os_service_default, $mysql_enable_ndb = $::os_service_default, $api_database_connection = $::os_service_default, $api_slave_connection = $::os_service_default, $api_database_connection_recycle_time = $::os_service_default, $api_database_max_pool_size = $::os_service_default, $api_database_max_retries = $::os_service_default, $api_database_retry_interval = $::os_service_default, $api_database_max_overflow = $::os_service_default, $api_database_pool_timeout = $::os_service_default, # DEPRECATED PARAMETERS $database_min_pool_size = undef, ) { include nova::deps if $::nova::database_min_pool_size or $database_min_pool_size { warning('The database_min_pool_size parameter is deprecated, and will be removed in a future release.') } # NOTE(spredzy): In order to keep backward compatibility we rely on the pick function # to use nova:: first the nova::db:: $database_connection_real = pick($::nova::database_connection, $database_connection) $slave_connection_real = pick($::nova::slave_connection, $slave_connection) $api_database_connection_real = pick($::nova::api_database_connection, $api_database_connection) $api_slave_connection_real = pick($::nova::api_slave_connection, $api_slave_connection) $database_connection_recycle_time_real = pick($::nova::database_idle_timeout, $database_connection_recycle_time) $database_max_pool_size_real = pick($::nova::database_max_pool_size, $database_max_pool_size) $database_max_retries_real = pick($::nova::database_max_retries, $database_max_retries) $database_retry_interval_real = pick($::nova::database_retry_interval, $database_retry_interval) $database_max_overflow_real = pick($::nova::database_max_overflow, $database_max_overflow) if !is_service_default($database_connection_real) { oslo::db { 'nova_config': db_max_retries => $database_db_max_retries, connection => $database_connection_real, connection_recycle_time => $database_connection_recycle_time_real, max_pool_size => $database_max_pool_size_real, max_retries => $database_max_retries_real, retry_interval => $database_retry_interval_real, max_overflow => $database_max_overflow_real, pool_timeout => $database_pool_timeout, mysql_enable_ndb => $mysql_enable_ndb, slave_connection => $slave_connection_real, } } if !is_service_default($api_database_connection_real) { oslo::db { 'api_database': config => 'nova_config', config_group => 'api_database', connection => $api_database_connection_real, slave_connection => $api_slave_connection_real, connection_recycle_time => $api_database_connection_recycle_time, max_pool_size => $api_database_max_pool_size, max_retries => $api_database_max_retries, retry_interval => $api_database_retry_interval, max_overflow => $api_database_max_overflow, pool_timeout => $api_database_pool_timeout, # Package management should be disabled here to avoid conflict. manage_backend_package => false } } }