# == Class: ec2api::db
#
#  Configure the ec2api database
#
# === Parameters
#
# [*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
#
# [*database_connection*]
#   Url used to connect to database.
#   (Optional) Defaults to "sqlite:////var/lib/ec2api/ec2api.sqlite".
#
# [*database_idle_timeout*]
#   Timeout when db connections should be reaped.
#   (Optional) Defaults to $::os_service_default
#
# [*database_max_retries*]
#   Maximum number of database 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 database connection.
#   (Optional) Defaults to $::os_service_default
#
# [*database_min_pool_size*]
#   Minimum number of SQL connections to keep open in a pool.
#   (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_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
#
class ec2api::db (
  $database_connection     = 'sqlite:////var/lib/ec2api/ec2api.sqlite',
  $database_idle_timeout   = $::os_service_default,
  $database_min_pool_size  = $::os_service_default,
  $database_max_pool_size  = $::os_service_default,
  $database_db_max_retries = $::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,
) {

  include ::ec2api::deps

  validate_legacy(Oslo::Dbconn, 'validate_re', $database_connection,
    ['^(sqlite|mysql(\+pymysql)?|postgresql):\/\/(\S+:\S+@\S+\/\S+)?'])

  oslo::db { 'ec2api_config':
    connection     => $database_connection,
    idle_timeout   => $database_idle_timeout,
    min_pool_size  => $database_min_pool_size,
    db_max_retries => $database_db_max_retries,
    max_retries    => $database_max_retries,
    retry_interval => $database_retry_interval,
    max_pool_size  => $database_max_pool_size,
    max_overflow   => $database_max_overflow,
    pool_timeout   => $database_pool_timeout,
  }

}