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.. _aodh-rpc:

.. list-table:: Description of RPC configuration options
   :header-rows: 1
   :class: config-ref-table

   * - Configuration option = Default value
     - Description
   * - **[DEFAULT]**
     -
   * - ``rpc_backend`` = ``rabbit``
     - (StrOpt) The messaging driver to use, defaults to rabbit. Other drivers include qpid and zmq.
   * - ``rpc_cast_timeout`` = ``30``
     - (IntOpt) Seconds to wait before a cast expires (TTL). Only supported by impl_zmq.
   * - ``rpc_conn_pool_size`` = ``30``
     - (IntOpt) Size of RPC connection pool.
   * - ``rpc_poll_timeout`` = ``1``
     - (IntOpt) The default number of seconds that poll should wait. Poll raises timeout exception when timeout expired.
   * - ``rpc_response_timeout`` = ``60``
     - (IntOpt) Seconds to wait for a response from a call.
   * - **[oslo_messaging_amqp]**
     -
   * - ``allow_insecure_clients`` = ``False``
     - (BoolOpt) Accept clients using either SSL or plain TCP
   * - ``broadcast_prefix`` = ``broadcast``
     - (StrOpt) address prefix used when broadcasting to all servers
   * - ``container_name`` = ``None``
     - (StrOpt) Name for the AMQP container
   * - ``group_request_prefix`` = ``unicast``
     - (StrOpt) address prefix when sending to any server in group
   * - ``idle_timeout`` = ``0``
     - (IntOpt) Timeout for inactive connections (in seconds)
   * - ``password`` =
     - (StrOpt) Password for message broker authentication
   * - ``sasl_config_dir`` =
     - (StrOpt) Path to directory that contains the SASL configuration
   * - ``sasl_config_name`` =
     - (StrOpt) Name of configuration file (without .conf suffix)
   * - ``sasl_mechanisms`` =
     - (StrOpt) Space separated list of acceptable SASL mechanisms
   * - ``server_request_prefix`` = ``exclusive``
     - (StrOpt) address prefix used when sending to a specific server
   * - ``ssl_ca_file`` =
     - (StrOpt) CA certificate PEM file to verify server certificate
   * - ``ssl_cert_file`` =
     - (StrOpt) Identifying certificate PEM file to present to clients
   * - ``ssl_key_file`` =
     - (StrOpt) Private key PEM file used to sign cert_file certificate
   * - ``ssl_key_password`` = ``None``
     - (StrOpt) Password for decrypting ssl_key_file (if encrypted)
   * - ``trace`` = ``False``
     - (BoolOpt) Debug: dump AMQP frames to stdout
   * - ``username`` =
     - (StrOpt) User name for message broker authentication