openstack-manuals/doc/admin-guide-cloud/section_networking_adv_operational_features.xml
Andreas Jaeger 4c4c74acc4 Change command line to command-line
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Change-Id: I43c73ff295d3b6d0ad43c3c20566ce7bf3742c00
2014-02-25 19:34:18 +01:00

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<?xml version="1.0" encoding="UTF-8"?>
<section xmlns="http://docbook.org/ns/docbook"
xmlns:xi="http://www.w3.org/2001/XInclude"
xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"
xml:id="section_networking-adv-operational_features">
<title>Advanced operational features</title>
<section xml:id="section_adv_logging">
<title>Logging settings</title>
<para>Networking components use Python logging module to do
logging. Logging configuration can be provided in
<filename>neutron.conf</filename> or as command-line
options. Command options override ones in
<filename>neutron.conf</filename>.</para>
<para>To configure logging for Networking components, use one
of these methods:</para>
<itemizedlist>
<listitem>
<para>Provide logging settings in a logging
configuration file.</para>
<para>See <link xlink:href="http://docs.python.org/howto/logging.html">Python
logging how-to</link> to learn more about logging.</para>
</listitem>
<listitem>
<para>Provide logging setting in
<filename>neutron.conf</filename></para>
<programlisting language="ini">[DEFAULT]
# Default log level is WARNING
# Show debugging output in logs (sets DEBUG log level output)
# debug = False
# Show more verbose log output (sets INFO log level output) if debug is False
# verbose = False
# log_format = %(asctime)s %(levelname)8s [%(name)s] %(message)s
# log_date_format = %Y-%m-%d %H:%M:%S
# use_syslog = False
# syslog_log_facility = LOG_USER
# if use_syslog is False, we can set log_file and log_dir.
# if use_syslog is False and we do not set log_file,
# the log will be printed to stdout.
# log_file =
# log_dir =</programlisting>
</listitem>
</itemizedlist>
</section>
<section xml:id="section_adv_notification">
<title>Notifications</title>
<para>Notifications can be sent when Networking resources such
as network, subnet and port are created, updated or
deleted.</para>
<section xml:id="section_adv_notification_overview">
<title>Notification options</title>
<para>To support DHCP agent, rpc_notifier driver must be
set. To set up the notification, edit notification
options in <filename>neutron.conf</filename>:</para>
<programlisting language="ini"># ============ Notification System Options =====================
# Notifications can be sent when network/subnet/port are create, updated or deleted.
# There are three methods of sending notifications: logging (via the
# log_file directive), rpc (via a message queue) and
# noop (no notifications sent, the default)
# Notification_driver can be defined multiple times
# Do nothing driver
# notification_driver = neutron.openstack.common.notifier.no_op_notifier
# Logging driver
# notification_driver = neutron.openstack.common.notifier.log_notifier
# RPC driver
notification_driver = neutron.openstack.common.notifier.rpc_notifier
# default_notification_level is used to form actual topic names or to set logging level
# default_notification_level = INFO
# default_publisher_id is a part of the notification payload
# host = myhost.com
# default_publisher_id = $host
# Defined in rpc_notifier for rpc way, can be comma-separated values.
# The actual topic names will be %s.%(default_notification_level)s
notification_topics = notifications</programlisting>
</section>
<section xml:id="section_adv_notification_cases">
<title>Setting cases</title>
<section xml:id="section_adv_notification_cases_log_rpc">
<title>Logging and RPC</title>
<para>These options configure the Networking
server to send notifications through logging and
RPC. The logging options are described in
<citetitle
xmlns:svg="http://www.w3.org/2000/svg"
xmlns:html="http://www.w3.org/1999/xhtml"
>OpenStack Configuration Reference</citetitle>
. RPC notifications go to 'notifications.info'
queue bound to a topic exchange defined by
'control_exchange' in
<filename>neutron.conf</filename>.</para>
<programlisting language="ini"># ============ Notification System Options =====================
# Notifications can be sent when network/subnet/port are create, updated or deleted.
# There are three methods of sending notifications: logging (via the
# log_file directive), rpc (via a message queue) and
# noop (no notifications sent, the default)
# Notification_driver can be defined multiple times
# Do nothing driver
# notification_driver = neutron.openstack.common.notifier.no_op_notifier
# Logging driver
notification_driver = neutron.openstack.common.notifier.log_notifier
# RPC driver
notification_driver = neutron.openstack.common.notifier.rpc_notifier
# default_notification_level is used to form actual topic names or to set logging level
default_notification_level = INFO
# default_publisher_id is a part of the notification payload
# host = myhost.com
# default_publisher_id = $host
# Defined in rpc_notifier for rpc way, can be comma separated values.
# The actual topic names will be %s.%(default_notification_level)s
notification_topics = notifications</programlisting>
</section>
<section
xml:id="ch_adv_notification_cases_multi_rpc_topics">
<title>Multiple RPC topics</title>
<para>These options configure the Networking
server to send notifications to multiple RPC
topics. RPC notifications go to
'notifications_one.info' and
'notifications_two.info' queues bound to a topic
exchange defined by 'control_exchange' in
<filename>neutron.conf</filename>.</para>
<programlisting language="ini"># ============ Notification System Options =====================
# Notifications can be sent when network/subnet/port are create, updated or deleted.
# There are three methods of sending notifications: logging (via the
# log_file directive), rpc (via a message queue) and
# noop (no notifications sent, the default)
# Notification_driver can be defined multiple times
# Do nothing driver
# notification_driver = neutron.openstack.common.notifier.no_op_notifier
# Logging driver
# notification_driver = neutron.openstack.common.notifier.log_notifier
# RPC driver
notification_driver = neutron.openstack.common.notifier.rabbit_notifier
# default_notification_level is used to form actual topic names or to set logging level
default_notification_level = INFO
# default_publisher_id is a part of the notification payload
# host = myhost.com
# default_publisher_id = $host
# Defined in rpc_notifier for rpc way, can be comma separated values.
# The actual topic names will be %s.%(default_notification_level)s
notification_topics = notifications_one,notifications_two</programlisting>
</section>
</section>
</section>
</section>