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# == Class: congress::db
#
# Configure the congress database connection
#
# === Parameters
#
# [*database_connection*]
# Url used to connect to database.
# (Optional) Defaults to 'sqlite:////var/lib/congress/congress.sqlite'.
#
# [*database_idle_timeout*]
# Timeout when db connections should be reaped.
# (Optional) Defaults to 3600.
#
# [*database_max_retries*]
# Maximum number of database connection retries during startup.
# Setting -1 implies an infinite retry count.
# (Optional) Defaults to 10.
#
# [*database_retry_interval*]
# Interval between retries of opening a database connection.
# (Optional) Defaults to 10.
#
# [*database_min_pool_size*]
# Minimum number of SQL connections to keep open in a pool.
# (Optional) Defaults to 1.
#
# [*database_max_pool_size*]
# Maximum number of SQL connections to keep open in a pool.
# (Optional) Defaults to 10.
#
# [*database_max_overflow*]
# If set, use this value for max_overflow with sqlalchemy.
# (Optional) Defaults to 20.
#
class congress::db (
$database_connection = 'sqlite:////var/lib/congress/congress.sqlite',
$database_idle_timeout = 3600,
$database_min_pool_size = 1,
$database_max_pool_size = 10,
$database_max_retries = 10,
$database_retry_interval = 10,
$database_max_overflow = 20,
) {
# NOTE(spredzy): In order to keep backward compatibility we rely on the pick function
# to use congress::<myparam> if congress::db::<myparam> isn't specified.
$database_connection_real = pick($::congress::database_connection, $database_connection)
$database_idle_timeout_real = pick($::congress::database_idle_timeout, $database_idle_timeout)
$database_min_pool_size_real = pick($::congress::database_min_pool_size, $database_min_pool_size)
$database_max_pool_size_real = pick($::congress::database_max_pool_size, $database_max_pool_size)
$database_max_retries_real = pick($::congress::database_max_retries, $database_max_retries)
$database_retry_interval_real = pick($::congress::database_retry_interval, $database_retry_interval)
$database_max_overflow_real = pick($::congress::database_max_overflow, $database_max_overflow)
validate_re($database_connection_real,
'(sqlite|mysql|postgresql):\/\/(\S+:\S+@\S+\/\S+)?')
if $database_connection_real {
case $database_connection_real {
/^mysql:\/\//: {
$backend_package = false
require 'mysql::bindings'
require 'mysql::bindings::python'
}
/^postgresql:\/\//: {
$backend_package = false
require 'postgresql::lib::python'
}
/^sqlite:\/\//: {
$backend_package = $::congress::params::sqlite_package_name
}
default: {
fail('Unsupported backend configured')
}
}
if $backend_package and !defined(Package[$backend_package]) {
package {'congress-backend-package':
ensure => present,
name => $backend_package,
tag => 'openstack',
}
}
congress_config {
'database/connection': value => $database_connection_real, secret => true;
'database/idle_timeout': value => $database_idle_timeout_real;
'database/min_pool_size': value => $database_min_pool_size_real;
'database/max_retries': value => $database_max_retries_real;
'database/retry_interval': value => $database_retry_interval_real;
'database/max_pool_size': value => $database_max_pool_size_real;
'database/max_overflow': value => $database_max_overflow_real;
}
}
}
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