cb77bc295f
This adds defined anchor points for external modules to hook into the software install, config and service dependency chain. This allows external modules to manage software installation (virtualenv, containers, etc) and service management (pacemaker) without needing rely on resources that may change or be renamed. Change-Id: I0b524e354b095f2642fd38a2f88536d15bcdf855
131 lines
4.8 KiB
Puppet
131 lines
4.8 KiB
Puppet
#
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# Copyright (C) 2014 eNovance SAS <licensing@enovance.com>
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#
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# Author: Emilien Macchi <emilien.macchi@enovance.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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# == Class: nova::db
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#
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# Configures the Nova database.
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#
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# == Parameters
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#
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# [*database_connection*]
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# (optional) Connection url to connect to nova database.
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# Defaults to $::os_service_default
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#
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# [*slave_connection*]
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# (optional) Connection url to connect to nova slave database (read-only).
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# Defaults to $::os_service_default
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#
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# [*database_idle_timeout*]
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# Timeout when db connections should be reaped.
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# (Optional) Defaults to $::os_service_default
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#
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# [*database_min_pool_size*]
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# Minimum number of SQL connections to keep open in a pool.
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# (Optional) Defaults to $::os_service_default
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#
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# [*database_max_pool_size*]
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# Maximum number of SQL connections to keep open in a pool.
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# (Optional) Defaults to $::os_service_default
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#
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# [*database_max_retries*]
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# Maximum db connection retries during startup.
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# Setting -1 implies an infinite retry count.
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# (Optional) Defaults to $::os_service_default
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#
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# [*database_retry_interval*]
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# Interval between retries of opening a sql connection.
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# (Optional) Defaults to $::os_service_default
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#
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# [*database_max_overflow*]
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# If set, use this value for max_overflow with sqlalchemy.
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# (Optional) Defaults to $::os_service_default
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#
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class nova::db (
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$database_connection = $::os_service_default,
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$slave_connection = $::os_service_default,
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$database_idle_timeout = $::os_service_default,
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$database_min_pool_size = $::os_service_default,
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$database_max_pool_size = $::os_service_default,
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$database_max_retries = $::os_service_default,
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$database_retry_interval = $::os_service_default,
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$database_max_overflow = $::os_service_default,
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) {
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include ::nova::deps
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include ::nova::params
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# NOTE(spredzy): In order to keep backward compatibility we rely on the pick function
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# to use nova::<myparam> first the nova::db::<myparam>
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$database_connection_real = pick($::nova::database_connection, $database_connection)
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$slave_connection_real = pick($::nova::slave_connection, $slave_connection)
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$database_idle_timeout_real = pick($::nova::database_idle_timeout, $database_idle_timeout)
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$database_min_pool_size_real = pick($::nova::database_min_pool_size, $database_min_pool_size)
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$database_max_pool_size_real = pick($::nova::database_max_pool_size, $database_max_pool_size)
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$database_max_retries_real = pick($::nova::database_max_retries, $database_max_retries)
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$database_retry_interval_real = pick($::nova::database_retry_interval, $database_retry_interval)
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$database_max_overflow_real = pick($::nova::database_max_overflow, $database_max_overflow)
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if !is_service_default($database_connection_real) {
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validate_re($database_connection_real,
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'^(sqlite|mysql(\+pymysql)?|postgresql):\/\/(\S+:\S+@\S+\/\S+)?')
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case $database_connection_real {
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/^mysql(\+pymysql)?:\/\//: {
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require 'mysql::bindings'
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require 'mysql::bindings::python'
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if $database_connection_real =~ /^mysql\+pymysql/ {
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$backend_package = $::nova::params::pymysql_package_name
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} else {
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$backend_package = false
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}
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}
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/^postgresql:\/\//: {
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$backend_package = false
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require 'postgresql::lib::python'
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}
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/^sqlite:\/\//: {
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$backend_package = $::nova::params::sqlite_package_name
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}
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default: {
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fail('Unsupported backend configured')
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}
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}
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if $backend_package and !defined(Package[$backend_package]) {
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package {'nova-backend-package':
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ensure => present,
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name => $backend_package,
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tag => ['openstack', 'nova-package'],
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}
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}
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nova_config {
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'database/connection': value => $database_connection_real, secret => true;
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'database/idle_timeout': value => $database_idle_timeout_real;
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'database/min_pool_size': value => $database_min_pool_size_real;
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'database/max_retries': value => $database_max_retries_real;
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'database/retry_interval': value => $database_retry_interval_real;
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'database/max_pool_size': value => $database_max_pool_size_real;
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'database/max_overflow': value => $database_max_overflow_real;
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'database/slave_connection': value => $slave_connection_real, secret => true;
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}
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}
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}
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