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Configuration of Services
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=========================
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Configuration File Format
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-------------------------
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Libra uses the `Oslo configuration library <https://wiki.openstack.org/wiki/Oslo/Config>`_
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so its format is similar to other OpenStack programs.
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The ``[DEFAULT]`` section contains generic options common to the various
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Libra utilities (worker, mgm, etc).
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billing_enable = false
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notification_driver = []
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default_notification_level = INFO
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default_publisher_id = None
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rabbit_use_ssl = false
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rabbit_password = guest
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rabbit_host = localhost
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rabbit_virtual_host = /
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rabbit_retry_interval = 1
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rabbit_retry_backoff = 2
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rabbit_max_retries = 0
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rabbit_ha_queues = false
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control_exchange = openstack
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amqp_durable_queues = false
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Options supported in this section:
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Run as a daemon. Default is 'true'.
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Specifies the user for the process when in daemon mode. Default is the
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Specifies the group for the process when run in daemon mode.
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Prints more verbose output. Sets logging level to INFO from WARNING
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Prints debug output. Sets logging level to DEBUG from WARNING
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.. option:: billing_enable
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Enables the sending of billing information to a rabbitMQ host. It sends
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create and delete loadbalancer messages as well as exists and usage
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messages on a periodic, configurable basis. See admin_api config.
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.. option:: notification_driver
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Driver or drivers to handle sending notifications for metering / billing.
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For instance, the openstack rpc driver is
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openstack.common.notifier.rpc_notifier.
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.. option:: default_notification_level
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Default notification level for outgoing notifications
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.. option:: default_publisher_id
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Default publisher_id for outgoing notifications
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Default host name to use in notifications. Will use default_publisher_id
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or gethostname() if not set.
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Default host name to use in notifications. Will use default_publisher_id
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or gethostname() if not set.
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.. option:: kombu_ssl_version
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SSL version to use (valid only if SSL enabled). valid values are TLSv1,
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SSLv23 and SSLv3. SSLv2 may be available on some distributions
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.. option:: kombu_ssl_keyfile
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SSL key file (valid only if SSL enabled)
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.. option:: kombu_ssl_certfile
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SSL cert file (valid only if SSL enabled)
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.. option:: kombu_ssl_ca_certs
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SSL certification authority file (valid only if SSL enabled)
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.. option:: rabbit_use_ssl
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Connect over SSL for RabbitMQ
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.. option:: rabbit_userid
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.. option:: rabbit_password
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The RabbitMQ password
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.. option:: rabbit_host
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The RabbitMQ broker address where a single node is used
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.. option:: rabbit_port
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The RabbitMQ broker port where a single node is used
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.. option:: rabbit_hosts
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RabbitMQ HA cluster host:port pairs
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.. option:: rabbit_virtual_host
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The RabbitMQ virtual host
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.. option:: rabbit_retry_interval
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How frequently to retry connecting with RabbitMQ
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.. option:: rabbit_retry_backoff
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How long to backoff for between retries when connecting to RabbitMQ
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.. option:: rabbit_max_retries
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Maximum retries with trying to connect to RabbitMQ (the default of 0
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implies an infinite retry count)
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.. option:: rabbit_ha_queues
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Use H/A queues in RabbitMQ (x-ha-policy: all). You need to wipe RabbitMQ
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database when changing this option.
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.. option:: control_exchange
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AMQP exchange to connect to if using RabbitMQ or Qpid
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.. option:: amqp_durable_queues
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Use durable queues in amqp.
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The ``[gearman]`` section contains options specific to connecting to
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a Gearman job server. All of the Libra utilities will read this section
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since each connects to Gearman.
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In order to support SSL connections, it is required that all three SSL
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related options be supplied. Also, the user owning the process must be
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able to read all SSL files.
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servers = 10.0.0.1:4730, 10.0.0.2:4730
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ssl_ca = /etc/ssl/gearman.ca
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ssl_cert = /etc/ssl/gearman.cert
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ssl_key = /etc/ssl/gearman.key
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Options supported in this section:
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.. option:: keepalive
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Enable TCP KEEPALIVE pings. Default is 'false'.
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Max KEEPALIVE probes to send before killing connection.
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Seconds of idle time before sending KEEPALIVE probes.
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.. option:: keepintvl
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Seconds between TCP KEEPALIVE probes.
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Gearman worker polling timeout. Default is 1.
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.. option:: reconnect_sleep
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Seconds to sleep between job server reconnects. Default is 60.
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Comma-separated list of Gearman job servers and port in HOST:PORT format.
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Gearman SSL certificate authority.
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Gearman SSL certificate.
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doc/config.rst
