Sample openvswitch_agent.ini¶

[DEFAULT]

#
# From oslo.log
#

# If set to true, the logging level will be set to DEBUG instead of the default
# INFO level. (boolean value)
# Note: This option can be changed without restarting.
#debug = false

# The name of a logging configuration file. This file is appended to any
# existing logging configuration files. For details about logging configuration
# files, see the Python logging module documentation. Note that when logging
# configuration files are used then all logging configuration is set in the
# configuration file and other logging configuration options are ignored (for
# example, logging_context_format_string). (string value)
# Note: This option can be changed without restarting.
# Deprecated group/name - [DEFAULT]/log_config
#log_config_append = <None>

# Defines the format string for %%(asctime)s in log records. Default:
# %(default)s . This option is ignored if log_config_append is set. (string
# value)
#log_date_format = %Y-%m-%d %H:%M:%S

# (Optional) Name of log file to send logging output to. If no default is set,
# logging will go to stderr as defined by use_stderr. This option is ignored if
# log_config_append is set. (string value)
# Deprecated group/name - [DEFAULT]/logfile
#log_file = <None>

# (Optional) The base directory used for relative log_file  paths. This option
# is ignored if log_config_append is set. (string value)
# Deprecated group/name - [DEFAULT]/logdir
#log_dir = <None>

# Uses logging handler designed to watch file system. When log file is moved or
# removed this handler will open a new log file with specified path
# instantaneously. It makes sense only if log_file option is specified and
# Linux platform is used. This option is ignored if log_config_append is set.
# (boolean value)
#watch_log_file = false

# Use syslog for logging. Existing syslog format is DEPRECATED and will be
# changed later to honor RFC5424. This option is ignored if log_config_append
# is set. (boolean value)
#use_syslog = false

# Enable journald for logging. If running in a systemd environment you may wish
# to enable journal support. Doing so will use the journal native protocol
# which includes structured metadata in addition to log messages.This option is
# ignored if log_config_append is set. (boolean value)
#use_journal = false

# Syslog facility to receive log lines. This option is ignored if
# log_config_append is set. (string value)
#syslog_log_facility = LOG_USER

# Log output to standard error. This option is ignored if log_config_append is
# set. (boolean value)
#use_stderr = false

# Format string to use for log messages with context. (string value)
#logging_context_format_string = %(asctime)s.%(msecs)03d %(process)d %(levelname)s %(name)s [%(request_id)s %(user_identity)s] %(instance)s%(message)s

# Format string to use for log messages when context is undefined. (string
# value)
#logging_default_format_string = %(asctime)s.%(msecs)03d %(process)d %(levelname)s %(name)s [-] %(instance)s%(message)s

# Additional data to append to log message when logging level for the message
# is DEBUG. (string value)
#logging_debug_format_suffix = %(funcName)s %(pathname)s:%(lineno)d

# Prefix each line of exception output with this format. (string value)
#logging_exception_prefix = %(asctime)s.%(msecs)03d %(process)d ERROR %(name)s %(instance)s

# Defines the format string for %(user_identity)s that is used in
# logging_context_format_string. (string value)
#logging_user_identity_format = %(user)s %(tenant)s %(domain)s %(user_domain)s %(project_domain)s

# List of package logging levels in logger=LEVEL pairs. This option is ignored
# if log_config_append is set. (list value)
#default_log_levels = amqp=WARN,amqplib=WARN,boto=WARN,qpid=WARN,sqlalchemy=WARN,suds=INFO,oslo.messaging=INFO,oslo_messaging=INFO,iso8601=WARN,requests.packages.urllib3.connectionpool=WARN,urllib3.connectionpool=WARN,websocket=WARN,requests.packages.urllib3.util.retry=WARN,urllib3.util.retry=WARN,keystonemiddleware=WARN,routes.middleware=WARN,stevedore=WARN,taskflow=WARN,keystoneauth=WARN,oslo.cache=INFO,dogpile.core.dogpile=INFO

# Enables or disables publication of error events. (boolean value)
#publish_errors = false

# The format for an instance that is passed with the log message. (string
# value)
#instance_format = "[instance: %(uuid)s] "

# The format for an instance UUID that is passed with the log message. (string
# value)
#instance_uuid_format = "[instance: %(uuid)s] "

# Interval, number of seconds, of log rate limiting. (integer value)
#rate_limit_interval = 0

# Maximum number of logged messages per rate_limit_interval. (integer value)
#rate_limit_burst = 0

# Log level name used by rate limiting: CRITICAL, ERROR, INFO, WARNING, DEBUG
# or empty string. Logs with level greater or equal to rate_limit_except_level
# are not filtered. An empty string means that all levels are filtered. (string
# value)
#rate_limit_except_level = CRITICAL

# Enables or disables fatal status of deprecations. (boolean value)
#fatal_deprecations = false


[agent]

#
# From neutron.ml2.ovs.agent
#

# The number of seconds the agent will wait between polling for local device
# changes. (integer value)
#polling_interval = 2

# Minimize polling by monitoring ovsdb for interface changes. (boolean value)
#minimize_polling = true

# The number of seconds to wait before respawning the ovsdb monitor after
# losing communication with it. (integer value)
#ovsdb_monitor_respawn_interval = 30

# Network types supported by the agent (gre and/or vxlan). (list value)
#tunnel_types =

# The UDP port to use for VXLAN tunnels. (port value)
# Minimum value: 0
# Maximum value: 65535
#vxlan_udp_port = 4789

# MTU size of veth interfaces (integer value)
#veth_mtu = 9000

# Use ML2 l2population mechanism driver to learn remote MAC and IPs and improve
# tunnel scalability. (boolean value)
#l2_population = false

# Enable local ARP responder if it is supported. Requires OVS 2.1 and ML2
# l2population driver. Allows the switch (when supporting an overlay) to
# respond to an ARP request locally without performing a costly ARP broadcast
# into the overlay. (boolean value)
#arp_responder = false

# Set or un-set the don't fragment (DF) bit on outgoing IP packet carrying
# GRE/VXLAN tunnel. (boolean value)
#dont_fragment = true

# Make the l2 agent run in DVR mode. (boolean value)
#enable_distributed_routing = false

# Set new timeout in seconds for new rpc calls after agent receives SIGTERM. If
# value is set to 0, rpc timeout won't be changed (integer value)
#quitting_rpc_timeout = 10

# Reset flow table on start. Setting this to True will cause brief traffic
# interruption. (boolean value)
#drop_flows_on_start = false

# Set or un-set the tunnel header checksum  on outgoing IP packet carrying
# GRE/VXLAN tunnel. (boolean value)
#tunnel_csum = false

# DEPRECATED: Selects the Agent Type reported (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
#agent_type = Open vSwitch agent

# Extensions list to use (list value)
#extensions =


[ovs]

#
# From neutron.ml2.ovs.agent
#

# Integration bridge to use. Do not change this parameter unless you have a
# good reason to. This is the name of the OVS integration bridge. There is one
# per hypervisor. The integration bridge acts as a virtual 'patch bay'. All VM
# VIFs are attached to this bridge and then 'patched' according to their
# network connectivity. (string value)
#integration_bridge = br-int

# Tunnel bridge to use. (string value)
#tunnel_bridge = br-tun

# Peer patch port in integration bridge for tunnel bridge. (string value)
#int_peer_patch_port = patch-tun

# Peer patch port in tunnel bridge for integration bridge. (string value)
#tun_peer_patch_port = patch-int

# IP address of local overlay (tunnel) network endpoint. Use either an IPv4 or
# IPv6 address that resides on one of the host network interfaces. The IP
# version of this value must match the value of the 'overlay_ip_version' option
# in the ML2 plug-in configuration file on the neutron server node(s). (IP
# address value)
#local_ip = <None>

# Comma-separated list of <physical_network>:<bridge> tuples mapping physical
# network names to the agent's node-specific Open vSwitch bridge names to be
# used for flat and VLAN networks. The length of bridge names should be no more
# than 11. Each bridge must exist, and should have a physical network interface
# configured as a port. All physical networks configured on the server should
# have mappings to appropriate bridges on each agent. Note: If you remove a
# bridge from this mapping, make sure to disconnect it from the integration
# bridge as it won't be managed by the agent anymore. (list value)
#bridge_mappings =

# Use veths instead of patch ports to interconnect the integration bridge to
# physical networks. Support kernel without Open vSwitch patch port support so
# long as it is set to True. (boolean value)
#use_veth_interconnection = false

# DEPRECATED: OpenFlow interface to use. (string value)
# Allowed values: ovs-ofctl, native
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
#of_interface = native

# OVS datapath to use. 'system' is the default value and corresponds to the
# kernel datapath. To enable the userspace datapath set this value to 'netdev'.
# (string value)
# Allowed values: system, netdev
#datapath_type = system

# OVS vhost-user socket directory. (string value)
#vhostuser_socket_dir = /var/run/openvswitch

# Address to listen on for OpenFlow connections. Used only for 'native' driver.
# (IP address value)
#of_listen_address = 127.0.0.1

# Port to listen on for OpenFlow connections. Used only for 'native' driver.
# (port value)
# Minimum value: 0
# Maximum value: 65535
#of_listen_port = 6633

# Timeout in seconds to wait for the local switch connecting the controller.
# Used only for 'native' driver. (integer value)
#of_connect_timeout = 300

# Timeout in seconds to wait for a single OpenFlow request. Used only for
# 'native' driver. (integer value)
#of_request_timeout = 300

# The inactivity_probe interval in seconds for the local switch connection to
# the controller. A value of 0 disables inactivity probes. Used only for
# 'native' driver. (integer value)
#of_inactivity_probe = 10

# The interface for interacting with the OVSDB (string value)
# Allowed values: vsctl, native
#ovsdb_interface = native

# The connection string for the OVSDB backend. Will be used by ovsdb-client
# when monitoring and used for the all ovsdb commands when native
# ovsdb_interface is enabled (string value)
#ovsdb_connection = tcp:127.0.0.1:6640


[securitygroup]

#
# From neutron.ml2.ovs.agent
#

# Driver for security groups firewall in the L2 agent (string value)
#firewall_driver = <None>

# Controls whether the neutron security group API is enabled in the server. It
# should be false when using no security groups or using the nova security
# group API. (boolean value)
#enable_security_group = true

# Use ipset to speed-up the iptables based security groups. Enabling ipset
# support requires that ipset is installed on L2 agent node. (boolean value)
#enable_ipset = true


[xenapi]

#
# From neutron.ml2.xenapi
#

# URL for connection to XenServer/Xen Cloud Platform. (string value)
#connection_url = <None>

# Username for connection to XenServer/Xen Cloud Platform. (string value)
#connection_username = <None>

# Password for connection to XenServer/Xen Cloud Platform. (string value)
#connection_password = <None>