Sample neutron.conf

Sample neutron.conf

This sample configuration can also be viewed in the raw format.

[DEFAULT]

#
# From neutron
#

# Where to store Neutron state files. This directory must be writable by the
# agent. (string value)
#state_path = /var/lib/neutron

# The host IP to bind to. (unknown value)
#bind_host = 0.0.0.0

# The port to bind to (port value)
# Minimum value: 0
# Maximum value: 65535
#bind_port = 9696

# The path for API extensions. Note that this can be a colon-separated list of
# paths. For example: api_extensions_path =
# extensions:/path/to/more/exts:/even/more/exts. The __path__ of
# neutron.extensions is appended to this, so if your extensions are in there
# you don't need to specify them here. (string value)
#api_extensions_path =

# The type of authentication to use (string value)
#auth_strategy = keystone

# The core plugin Neutron will use (string value)
#core_plugin = <None>

# The service plugins Neutron will use (list value)
#service_plugins =

# The base MAC address Neutron will use for VIFs. The first 3 octets will
# remain unchanged. If the 4th octet is not 00, it will also be used. The
# others will be randomly generated. (string value)
#base_mac = fa:16:3e:00:00:00

# Allow the usage of the bulk API (boolean value)
#allow_bulk = true

# The maximum number of items returned in a single response, value was
# 'infinite' or negative integer means no limit (string value)
#pagination_max_limit = -1

# Default value of availability zone hints. The availability zone aware
# schedulers use this when the resources availability_zone_hints is empty.
# Multiple availability zones can be specified by a comma separated string.
# This value can be empty. In this case, even if availability_zone_hints for a
# resource is empty, availability zone is considered for high availability
# while scheduling the resource. (list value)
#default_availability_zones =

# Maximum number of DNS nameservers per subnet (integer value)
#max_dns_nameservers = 5

# Maximum number of host routes per subnet (integer value)
#max_subnet_host_routes = 20

# Enables IPv6 Prefix Delegation for automatic subnet CIDR allocation. Set to
# True to enable IPv6 Prefix Delegation for subnet allocation in a PD-capable
# environment. Users making subnet creation requests for IPv6 subnets without
# providing a CIDR or subnetpool ID will be given a CIDR via the Prefix
# Delegation mechanism. Note that enabling PD will override the behavior of the
# default IPv6 subnetpool. (boolean value)
#ipv6_pd_enabled = false

# DHCP lease duration (in seconds). Use -1 to tell dnsmasq to use infinite
# lease times. (integer value)
#dhcp_lease_duration = 86400

# Domain to use for building the hostnames (string value)
#dns_domain = openstacklocal

# Driver for external DNS integration. (string value)
#external_dns_driver = <None>

# Allow sending resource operation notification to DHCP agent (boolean value)
#dhcp_agent_notification = true

# Allow overlapping IP support in Neutron. Attention: the following parameter
# MUST be set to False if Neutron is being used in conjunction with Nova
# security groups. (boolean value)
#allow_overlapping_ips = false

# Hostname to be used by the Neutron server, agents and services running on
# this machine. All the agents and services running on this machine must use
# the same host value. (unknown value)
#host = example.domain

# This string is prepended to the normal URL that is returned in links to the
# OpenStack Network API. If it is empty (the default), the URLs are returned
# unchanged. (string value)
#network_link_prefix = <None>

# Send notification to nova when port status changes (boolean value)
#notify_nova_on_port_status_changes = true

# Send notification to nova when port data (fixed_ips/floatingip) changes so
# nova can update its cache. (boolean value)
#notify_nova_on_port_data_changes = true

# Number of seconds between sending events to nova if there are any events to
# send. (integer value)
#send_events_interval = 2

# Neutron IPAM (IP address management) driver to use. By default, the reference
# implementation of the Neutron IPAM driver is used. (string value)
#ipam_driver = internal

# If True, then allow plugins that support it to create VLAN transparent
# networks. (boolean value)
#vlan_transparent = false

# DEPRECATED: This will choose the web framework in which to run the Neutron
# API server. 'pecan' is a new rewrite of the API routing components. (string
# value)
# Allowed values: legacy, pecan
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
#web_framework = pecan

# MTU of the underlying physical network. Neutron uses this value to calculate
# MTU for all virtual network components. For flat and VLAN networks, neutron
# uses this value without modification. For overlay networks such as VXLAN,
# neutron automatically subtracts the overlay protocol overhead from this
# value. Defaults to 1500, the standard value for Ethernet. (integer value)
# Deprecated group/name - [ml2]/segment_mtu
#global_physnet_mtu = 1500

# Number of backlog requests to configure the socket with (integer value)
#backlog = 4096

# Number of seconds to keep retrying to listen (integer value)
#retry_until_window = 30

# Enable SSL on the API server (boolean value)
#use_ssl = false

# Seconds between running periodic tasks. (integer value)
#periodic_interval = 40

# Number of separate API worker processes for service. If not specified, the
# default is equal to the number of CPUs available for best performance.
# (integer value)
#api_workers = <None>

# Number of RPC worker processes for service. (integer value)
#rpc_workers = 1

# Number of RPC worker processes dedicated to state reports queue. (integer
# value)
#rpc_state_report_workers = 1

# Range of seconds to randomly delay when starting the periodic task scheduler
# to reduce stampeding. (Disable by setting to 0) (integer value)
#periodic_fuzzy_delay = 5

#
# From neutron.agent
#

# The driver used to manage the virtual interface. (string value)
#interface_driver = <None>

# Location for Metadata Proxy UNIX domain socket. (string value)
#metadata_proxy_socket = $state_path/metadata_proxy

# User (uid or name) running metadata proxy after its initialization (if empty:
# agent effective user). (string value)
#metadata_proxy_user =

# Group (gid or name) running metadata proxy after its initialization (if
# empty: agent effective group). (string value)
#metadata_proxy_group =

#
# From neutron.db
#

# Representing the resource type whose load is being reported by the agent.
# This can be "networks", "subnets" or "ports". When specified (Default is
# networks), the server will extract particular load sent as part of its agent
# configuration object from the agent report state, which is the number of
# resources being consumed, at every report_interval.dhcp_load_type can be used
# in combination with network_scheduler_driver =
# neutron.scheduler.dhcp_agent_scheduler.WeightScheduler When the
# network_scheduler_driver is WeightScheduler, dhcp_load_type can be configured
# to represent the choice for the resource being balanced. Example:
# dhcp_load_type=networks (string value)
# Allowed values: networks, subnets, ports
#dhcp_load_type = networks

# Agent starts with admin_state_up=False when enable_new_agents=False. In the
# case, user's resources will not be scheduled automatically to the agent until
# admin changes admin_state_up to True. (boolean value)
#enable_new_agents = true

# Maximum number of routes per router (integer value)
#max_routes = 30

# Define the default value of enable_snat if not provided in
# external_gateway_info. (boolean value)
#enable_snat_by_default = true

# Driver to use for scheduling network to DHCP agent (string value)
#network_scheduler_driver = neutron.scheduler.dhcp_agent_scheduler.WeightScheduler

# Allow auto scheduling networks to DHCP agent. (boolean value)
#network_auto_schedule = true

# Automatically remove networks from offline DHCP agents. (boolean value)
#allow_automatic_dhcp_failover = true

# Number of DHCP agents scheduled to host a tenant network. If this number is
# greater than 1, the scheduler automatically assigns multiple DHCP agents for
# a given tenant network, providing high availability for DHCP service.
# (integer value)
#dhcp_agents_per_network = 1

# Enable services on an agent with admin_state_up False. If this option is
# False, when admin_state_up of an agent is turned False, services on it will
# be disabled. Agents with admin_state_up False are not selected for automatic
# scheduling regardless of this option. But manual scheduling to such agents is
# available if this option is True. (boolean value)
#enable_services_on_agents_with_admin_state_down = false

# The base mac address used for unique DVR instances by Neutron. The first 3
# octets will remain unchanged. If the 4th octet is not 00, it will also be
# used. The others will be randomly generated. The 'dvr_base_mac' *must* be
# different from 'base_mac' to avoid mixing them up with MAC's allocated for
# tenant ports. A 4 octet example would be dvr_base_mac = fa:16:3f:4f:00:00.
# The default is 3 octet (string value)
#dvr_base_mac = fa:16:3f:00:00:00

# System-wide flag to determine the type of router that tenants can create.
# Only admin can override. (boolean value)
#router_distributed = false

# Determine if setup is configured for DVR. If False, DVR API extension will be
# disabled. (boolean value)
#enable_dvr = true

# Driver to use for scheduling router to a default L3 agent (string value)
#router_scheduler_driver = neutron.scheduler.l3_agent_scheduler.LeastRoutersScheduler

# Allow auto scheduling of routers to L3 agent. (boolean value)
#router_auto_schedule = true

# Automatically reschedule routers from offline L3 agents to online L3 agents.
# (boolean value)
#allow_automatic_l3agent_failover = false

# Enable HA mode for virtual routers. (boolean value)
#l3_ha = false

# Maximum number of L3 agents which a HA router will be scheduled on. If it is
# set to 0 then the router will be scheduled on every agent. (integer value)
#max_l3_agents_per_router = 3

# Subnet used for the l3 HA admin network. (string value)
#l3_ha_net_cidr = 169.254.192.0/18

# The network type to use when creating the HA network for an HA router. By
# default or if empty, the first 'tenant_network_types' is used. This is
# helpful when the VRRP traffic should use a specific network which is not the
# default one. (string value)
#l3_ha_network_type =

# The physical network name with which the HA network can be created. (string
# value)
#l3_ha_network_physical_name =

#
# From neutron.extensions
#

# Maximum number of allowed address pairs (integer value)
#max_allowed_address_pair = 10

#
# 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

#
# From oslo.messaging
#

# Size of RPC connection pool. (integer value)
#rpc_conn_pool_size = 30

# The pool size limit for connections expiration policy (integer value)
#conn_pool_min_size = 2

# The time-to-live in sec of idle connections in the pool (integer value)
#conn_pool_ttl = 1200

# ZeroMQ bind address. Should be a wildcard (*), an ethernet interface, or IP.
# The "host" option should point or resolve to this address. (string value)
#rpc_zmq_bind_address = *

# MatchMaker driver. (string value)
# Allowed values: redis, sentinel, dummy
#rpc_zmq_matchmaker = redis

# Number of ZeroMQ contexts, defaults to 1. (integer value)
#rpc_zmq_contexts = 1

# Maximum number of ingress messages to locally buffer per topic. Default is
# unlimited. (integer value)
#rpc_zmq_topic_backlog = <None>

# Directory for holding IPC sockets. (string value)
#rpc_zmq_ipc_dir = /var/run/openstack

# Name of this node. Must be a valid hostname, FQDN, or IP address. Must match
# "host" option, if running Nova. (string value)
#rpc_zmq_host = localhost

# Number of seconds to wait before all pending messages will be sent after
# closing a socket. The default value of -1 specifies an infinite linger
# period. The value of 0 specifies no linger period. Pending messages shall be
# discarded immediately when the socket is closed. Positive values specify an
# upper bound for the linger period. (integer value)
# Deprecated group/name - [DEFAULT]/rpc_cast_timeout
#zmq_linger = -1

# The default number of seconds that poll should wait. Poll raises timeout
# exception when timeout expired. (integer value)
#rpc_poll_timeout = 1

# Expiration timeout in seconds of a name service record about existing target
# ( < 0 means no timeout). (integer value)
#zmq_target_expire = 300

# Update period in seconds of a name service record about existing target.
# (integer value)
#zmq_target_update = 180

# Use PUB/SUB pattern for fanout methods. PUB/SUB always uses proxy. (boolean
# value)
#use_pub_sub = false

# Use ROUTER remote proxy. (boolean value)
#use_router_proxy = false

# This option makes direct connections dynamic or static. It makes sense only
# with use_router_proxy=False which means to use direct connections for direct
# message types (ignored otherwise). (boolean value)
#use_dynamic_connections = false

# How many additional connections to a host will be made for failover reasons.
# This option is actual only in dynamic connections mode. (integer value)
#zmq_failover_connections = 2

# Minimal port number for random ports range. (port value)
# Minimum value: 0
# Maximum value: 65535
#rpc_zmq_min_port = 49153

# Maximal port number for random ports range. (integer value)
# Minimum value: 1
# Maximum value: 65536
#rpc_zmq_max_port = 65536

# Number of retries to find free port number before fail with ZMQBindError.
# (integer value)
#rpc_zmq_bind_port_retries = 100

# Default serialization mechanism for serializing/deserializing
# outgoing/incoming messages (string value)
# Allowed values: json, msgpack
#rpc_zmq_serialization = json

# This option configures round-robin mode in zmq socket. True means not keeping
# a queue when server side disconnects. False means to keep queue and messages
# even if server is disconnected, when the server appears we send all
# accumulated messages to it. (boolean value)
#zmq_immediate = true

# Enable/disable TCP keepalive (KA) mechanism. The default value of -1 (or any
# other negative value) means to skip any overrides and leave it to OS default;
# 0 and 1 (or any other positive value) mean to disable and enable the option
# respectively. (integer value)
#zmq_tcp_keepalive = -1

# The duration between two keepalive transmissions in idle condition. The unit
# is platform dependent, for example, seconds in Linux, milliseconds in Windows
# etc. The default value of -1 (or any other negative value and 0) means to
# skip any overrides and leave it to OS default. (integer value)
#zmq_tcp_keepalive_idle = -1

# The number of retransmissions to be carried out before declaring that remote
# end is not available. The default value of -1 (or any other negative value
# and 0) means to skip any overrides and leave it to OS default. (integer
# value)
#zmq_tcp_keepalive_cnt = -1

# The duration between two successive keepalive retransmissions, if
# acknowledgement to the previous keepalive transmission is not received. The
# unit is platform dependent, for example, seconds in Linux, milliseconds in
# Windows etc. The default value of -1 (or any other negative value and 0)
# means to skip any overrides and leave it to OS default. (integer value)
#zmq_tcp_keepalive_intvl = -1

# Maximum number of (green) threads to work concurrently. (integer value)
#rpc_thread_pool_size = 100

# Expiration timeout in seconds of a sent/received message after which it is
# not tracked anymore by a client/server. (integer value)
#rpc_message_ttl = 300

# Wait for message acknowledgements from receivers. This mechanism works only
# via proxy without PUB/SUB. (boolean value)
#rpc_use_acks = false

# Number of seconds to wait for an ack from a cast/call. After each retry
# attempt this timeout is multiplied by some specified multiplier. (integer
# value)
#rpc_ack_timeout_base = 15

# Number to multiply base ack timeout by after each retry attempt. (integer
# value)
#rpc_ack_timeout_multiplier = 2

# Default number of message sending attempts in case of any problems occurred:
# positive value N means at most N retries, 0 means no retries, None or -1 (or
# any other negative values) mean to retry forever. This option is used only if
# acknowledgments are enabled. (integer value)
#rpc_retry_attempts = 3

# List of publisher hosts SubConsumer can subscribe on. This option has higher
# priority then the default publishers list taken from the matchmaker. (list
# value)
#subscribe_on =

# Size of executor thread pool when executor is threading or eventlet. (integer
# value)
# Deprecated group/name - [DEFAULT]/rpc_thread_pool_size
#executor_thread_pool_size = 64

# Seconds to wait for a response from a call. (integer value)
#rpc_response_timeout = 60

# A URL representing the messaging driver to use and its full configuration.
# (string value)
#transport_url = <None>

# DEPRECATED: The messaging driver to use, defaults to rabbit. Other drivers
# include amqp and zmq. (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#rpc_backend = rabbit

# The default exchange under which topics are scoped. May be overridden by an
# exchange name specified in the transport_url option. (string value)
#control_exchange = neutron

#
# From oslo.service.wsgi
#

# File name for the paste.deploy config for api service (string value)
#api_paste_config = api-paste.ini

# A python format string that is used as the template to generate log lines.
# The following values can beformatted into it: client_ip, date_time,
# request_line, status_code, body_length, wall_seconds. (string value)
#wsgi_log_format = %(client_ip)s "%(request_line)s" status: %(status_code)s  len: %(body_length)s time: %(wall_seconds).7f

# Sets the value of TCP_KEEPIDLE in seconds for each server socket. Not
# supported on OS X. (integer value)
#tcp_keepidle = 600

# Size of the pool of greenthreads used by wsgi (integer value)
#wsgi_default_pool_size = 100

# Maximum line size of message headers to be accepted. max_header_line may need
# to be increased when using large tokens (typically those generated when
# keystone is configured to use PKI tokens with big service catalogs). (integer
# value)
#max_header_line = 16384

# If False, closes the client socket connection explicitly. (boolean value)
#wsgi_keep_alive = true

# Timeout for client connections' socket operations. If an incoming connection
# is idle for this number of seconds it will be closed. A value of '0' means
# wait forever. (integer value)
#client_socket_timeout = 900


[agent]

#
# From neutron.agent
#

# Root helper application. Use 'sudo neutron-rootwrap
# /etc/neutron/rootwrap.conf' to use the real root filter facility. Change to
# 'sudo' to skip the filtering and just run the command directly. (string
# value)
#root_helper = sudo

# Use the root helper when listing the namespaces on a system. This may not be
# required depending on the security configuration. If the root helper is not
# required, set this to False for a performance improvement. (boolean value)
#use_helper_for_ns_read = true

# Root helper daemon application to use when possible. For the agent which
# needs to execute commands in Dom0 in the hypervisor of XenServer, this item
# should be set to 'xenapi_root_helper', so that it will keep a XenAPI session
# to pass commands to Dom0. (string value)
#root_helper_daemon = <None>

# Seconds between nodes reporting state to server; should be less than
# agent_down_time, best if it is half or less than agent_down_time. (floating
# point value)
#report_interval = 30

# Log agent heartbeats (boolean value)
#log_agent_heartbeats = false

# Add comments to iptables rules. Set to false to disallow the addition of
# comments to generated iptables rules that describe each rule's purpose.
# System must support the iptables comments module for addition of comments.
# (boolean value)
#comment_iptables_rules = true

# Duplicate every iptables difference calculation to ensure the format being
# generated matches the format of iptables-save. This option should not be
# turned on for production systems because it imposes a performance penalty.
# (boolean value)
#debug_iptables_rules = false

# Action to be executed when a child process dies (string value)
# Allowed values: respawn, exit
#check_child_processes_action = respawn

# Interval between checks of child process liveness (seconds), use 0 to disable
# (integer value)
#check_child_processes_interval = 60

# Availability zone of this node (string value)
#availability_zone = nova


[cors]

#
# From oslo.middleware.cors
#

# Indicate whether this resource may be shared with the domain received in the
# requests "origin" header. Format: "<protocol>://<host>[:<port>]", no trailing
# slash. Example: https://horizon.example.com (list value)
#allowed_origin = <None>

# Indicate that the actual request can include user credentials (boolean value)
#allow_credentials = true

# Indicate which headers are safe to expose to the API. Defaults to HTTP Simple
# Headers. (list value)
#expose_headers = X-Auth-Token,X-Subject-Token,X-Service-Token,X-OpenStack-Request-ID,OpenStack-Volume-microversion

# Maximum cache age of CORS preflight requests. (integer value)
#max_age = 3600

# Indicate which methods can be used during the actual request. (list value)
#allow_methods = GET,PUT,POST,DELETE,PATCH

# Indicate which header field names may be used during the actual request.
# (list value)
#allow_headers = X-Auth-Token,X-Identity-Status,X-Roles,X-Service-Catalog,X-User-Id,X-Tenant-Id,X-OpenStack-Request-ID


[database]

#
# From neutron.db
#

# Database engine for which script will be generated when using offline
# migration. (string value)
#engine =

#
# From oslo.db
#

# If True, SQLite uses synchronous mode. (boolean value)
#sqlite_synchronous = true

# The back end to use for the database. (string value)
# Deprecated group/name - [DEFAULT]/db_backend
#backend = sqlalchemy

# The SQLAlchemy connection string to use to connect to the database. (string
# value)
# Deprecated group/name - [DEFAULT]/sql_connection
# Deprecated group/name - [DATABASE]/sql_connection
# Deprecated group/name - [sql]/connection
#connection = <None>

# The SQLAlchemy connection string to use to connect to the slave database.
# (string value)
#slave_connection = <None>

# The SQL mode to be used for MySQL sessions. This option, including the
# default, overrides any server-set SQL mode. To use whatever SQL mode is set
# by the server configuration, set this to no value. Example: mysql_sql_mode=
# (string value)
#mysql_sql_mode = TRADITIONAL

# If True, transparently enables support for handling MySQL Cluster (NDB).
# (boolean value)
#mysql_enable_ndb = false

# Timeout before idle SQL connections are reaped. (integer value)
# Deprecated group/name - [DEFAULT]/sql_idle_timeout
# Deprecated group/name - [DATABASE]/sql_idle_timeout
# Deprecated group/name - [sql]/idle_timeout
#idle_timeout = 3600

# Minimum number of SQL connections to keep open in a pool. (integer value)
# Deprecated group/name - [DEFAULT]/sql_min_pool_size
# Deprecated group/name - [DATABASE]/sql_min_pool_size
#min_pool_size = 1

# Maximum number of SQL connections to keep open in a pool. Setting a value of
# 0 indicates no limit. (integer value)
# Deprecated group/name - [DEFAULT]/sql_max_pool_size
# Deprecated group/name - [DATABASE]/sql_max_pool_size
#max_pool_size = 5

# Maximum number of database connection retries during startup. Set to -1 to
# specify an infinite retry count. (integer value)
# Deprecated group/name - [DEFAULT]/sql_max_retries
# Deprecated group/name - [DATABASE]/sql_max_retries
#max_retries = 10

# Interval between retries of opening a SQL connection. (integer value)
# Deprecated group/name - [DEFAULT]/sql_retry_interval
# Deprecated group/name - [DATABASE]/reconnect_interval
#retry_interval = 10

# If set, use this value for max_overflow with SQLAlchemy. (integer value)
# Deprecated group/name - [DEFAULT]/sql_max_overflow
# Deprecated group/name - [DATABASE]/sqlalchemy_max_overflow
#max_overflow = 50

# Verbosity of SQL debugging information: 0=None, 100=Everything. (integer
# value)
# Minimum value: 0
# Maximum value: 100
# Deprecated group/name - [DEFAULT]/sql_connection_debug
#connection_debug = 0

# Add Python stack traces to SQL as comment strings. (boolean value)
# Deprecated group/name - [DEFAULT]/sql_connection_trace
#connection_trace = false

# If set, use this value for pool_timeout with SQLAlchemy. (integer value)
# Deprecated group/name - [DATABASE]/sqlalchemy_pool_timeout
#pool_timeout = <None>

# Enable the experimental use of database reconnect on connection lost.
# (boolean value)
#use_db_reconnect = false

# Seconds between retries of a database transaction. (integer value)
#db_retry_interval = 1

# If True, increases the interval between retries of a database operation up to
# db_max_retry_interval. (boolean value)
#db_inc_retry_interval = true

# If db_inc_retry_interval is set, the maximum seconds between retries of a
# database operation. (integer value)
#db_max_retry_interval = 10

# Maximum retries in case of connection error or deadlock error before error is
# raised. Set to -1 to specify an infinite retry count. (integer value)
#db_max_retries = 20


[keystone_authtoken]

#
# From keystonemiddleware.auth_token
#

# Complete "public" Identity API endpoint. This endpoint should not be an
# "admin" endpoint, as it should be accessible by all end users.
# Unauthenticated clients are redirected to this endpoint to authenticate.
# Although this endpoint should ideally be unversioned, client support in the
# wild varies. If you're using a versioned v2 endpoint here, then this should
# *not* be the same endpoint the service user utilizes for validating tokens,
# because normal end users may not be able to reach that endpoint. (string
# value)
#auth_uri = <None>

# API version of the admin Identity API endpoint. (string value)
#auth_version = <None>

# Do not handle authorization requests within the middleware, but delegate the
# authorization decision to downstream WSGI components. (boolean value)
#delay_auth_decision = false

# Request timeout value for communicating with Identity API server. (integer
# value)
#http_connect_timeout = <None>

# How many times are we trying to reconnect when communicating with Identity
# API Server. (integer value)
#http_request_max_retries = 3

# Request environment key where the Swift cache object is stored. When
# auth_token middleware is deployed with a Swift cache, use this option to have
# the middleware share a caching backend with swift. Otherwise, use the
# ``memcached_servers`` option instead. (string value)
#cache = <None>

# Required if identity server requires client certificate (string value)
#certfile = <None>

# Required if identity server requires client certificate (string value)
#keyfile = <None>

# A PEM encoded Certificate Authority to use when verifying HTTPs connections.
# Defaults to system CAs. (string value)
#cafile = <None>

# Verify HTTPS connections. (boolean value)
#insecure = false

# The region in which the identity server can be found. (string value)
#region_name = <None>

# DEPRECATED: Directory used to cache files related to PKI tokens. This option
# has been deprecated in the Ocata release and will be removed in the P
# release. (string value)
# This option is deprecated for removal since Ocata.
# Its value may be silently ignored in the future.
# Reason: PKI token format is no longer supported.
#signing_dir = <None>

# Optionally specify a list of memcached server(s) to use for caching. If left
# undefined, tokens will instead be cached in-process. (list value)
# Deprecated group/name - [keystone_authtoken]/memcache_servers
#memcached_servers = <None>

# In order to prevent excessive effort spent validating tokens, the middleware
# caches previously-seen tokens for a configurable duration (in seconds). Set
# to -1 to disable caching completely. (integer value)
#token_cache_time = 300

# DEPRECATED: Determines the frequency at which the list of revoked tokens is
# retrieved from the Identity service (in seconds). A high number of revocation
# events combined with a low cache duration may significantly reduce
# performance. Only valid for PKI tokens. This option has been deprecated in
# the Ocata release and will be removed in the P release. (integer value)
# This option is deprecated for removal since Ocata.
# Its value may be silently ignored in the future.
# Reason: PKI token format is no longer supported.
#revocation_cache_time = 10

# (Optional) If defined, indicate whether token data should be authenticated or
# authenticated and encrypted. If MAC, token data is authenticated (with HMAC)
# in the cache. If ENCRYPT, token data is encrypted and authenticated in the
# cache. If the value is not one of these options or empty, auth_token will
# raise an exception on initialization. (string value)
# Allowed values: None, MAC, ENCRYPT
#memcache_security_strategy = None

# (Optional, mandatory if memcache_security_strategy is defined) This string is
# used for key derivation. (string value)
#memcache_secret_key = <None>

# (Optional) Number of seconds memcached server is considered dead before it is
# tried again. (integer value)
#memcache_pool_dead_retry = 300

# (Optional) Maximum total number of open connections to every memcached
# server. (integer value)
#memcache_pool_maxsize = 10

# (Optional) Socket timeout in seconds for communicating with a memcached
# server. (integer value)
#memcache_pool_socket_timeout = 3

# (Optional) Number of seconds a connection to memcached is held unused in the
# pool before it is closed. (integer value)
#memcache_pool_unused_timeout = 60

# (Optional) Number of seconds that an operation will wait to get a memcached
# client connection from the pool. (integer value)
#memcache_pool_conn_get_timeout = 10

# (Optional) Use the advanced (eventlet safe) memcached client pool. The
# advanced pool will only work under python 2.x. (boolean value)
#memcache_use_advanced_pool = false

# (Optional) Indicate whether to set the X-Service-Catalog header. If False,
# middleware will not ask for service catalog on token validation and will not
# set the X-Service-Catalog header. (boolean value)
#include_service_catalog = true

# Used to control the use and type of token binding. Can be set to: "disabled"
# to not check token binding. "permissive" (default) to validate binding
# information if the bind type is of a form known to the server and ignore it
# if not. "strict" like "permissive" but if the bind type is unknown the token
# will be rejected. "required" any form of token binding is needed to be
# allowed. Finally the name of a binding method that must be present in tokens.
# (string value)
#enforce_token_bind = permissive

# DEPRECATED: If true, the revocation list will be checked for cached tokens.
# This requires that PKI tokens are configured on the identity server. (boolean
# value)
# This option is deprecated for removal since Ocata.
# Its value may be silently ignored in the future.
# Reason: PKI token format is no longer supported.
#check_revocations_for_cached = false

# DEPRECATED: Hash algorithms to use for hashing PKI tokens. This may be a
# single algorithm or multiple. The algorithms are those supported by Python
# standard hashlib.new(). The hashes will be tried in the order given, so put
# the preferred one first for performance. The result of the first hash will be
# stored in the cache. This will typically be set to multiple values only while
# migrating from a less secure algorithm to a more secure one. Once all the old
# tokens are expired this option should be set to a single value for better
# performance. (list value)
# This option is deprecated for removal since Ocata.
# Its value may be silently ignored in the future.
# Reason: PKI token format is no longer supported.
#hash_algorithms = md5

# A choice of roles that must be present in a service token. Service tokens are
# allowed to request that an expired token can be used and so this check should
# tightly control that only actual services should be sending this token. Roles
# here are applied as an ANY check so any role in this list must be present.
# For backwards compatibility reasons this currently only affects the
# allow_expired check. (list value)
#service_token_roles = service

# For backwards compatibility reasons we must let valid service tokens pass
# that don't pass the service_token_roles check as valid. Setting this true
# will become the default in a future release and should be enabled if
# possible. (boolean value)
#service_token_roles_required = false

# Authentication type to load (string value)
# Deprecated group/name - [keystone_authtoken]/auth_plugin
#auth_type = <None>

# Config Section from which to load plugin specific options (string value)
#auth_section = <None>


[matchmaker_redis]

#
# From oslo.messaging
#

# DEPRECATED: Host to locate redis. (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#host = 127.0.0.1

# DEPRECATED: Use this port to connect to redis host. (port value)
# Minimum value: 0
# Maximum value: 65535
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#port = 6379

# DEPRECATED: Password for Redis server (optional). (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#password =

# DEPRECATED: List of Redis Sentinel hosts (fault tolerance mode), e.g.,
# [host:port, host1:port ... ] (list value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#sentinel_hosts =

# Redis replica set name. (string value)
#sentinel_group_name = oslo-messaging-zeromq

# Time in ms to wait between connection attempts. (integer value)
#wait_timeout = 2000

# Time in ms to wait before the transaction is killed. (integer value)
#check_timeout = 20000

# Timeout in ms on blocking socket operations. (integer value)
#socket_timeout = 10000


[nova]

#
# From neutron
#

# Name of nova region to use. Useful if keystone manages more than one region.
# (string value)
#region_name = <None>

# Type of the nova endpoint to use.  This endpoint will be looked up in the
# keystone catalog and should be one of public, internal or admin. (string
# value)
# Allowed values: public, admin, internal
#endpoint_type = public

#
# From nova.auth
#

# Authentication URL (string value)
#auth_url = <None>

# Authentication type to load (string value)
# Deprecated group/name - [nova]/auth_plugin
#auth_type = <None>

# PEM encoded Certificate Authority to use when verifying HTTPs connections.
# (string value)
#cafile = <None>

# PEM encoded client certificate cert file (string value)
#certfile = <None>

# Optional domain ID to use with v3 and v2 parameters. It will be used for both
# the user and project domain in v3 and ignored in v2 authentication. (string
# value)
#default_domain_id = <None>

# Optional domain name to use with v3 API and v2 parameters. It will be used
# for both the user and project domain in v3 and ignored in v2 authentication.
# (string value)
#default_domain_name = <None>

# Domain ID to scope to (string value)
#domain_id = <None>

# Domain name to scope to (string value)
#domain_name = <None>

# Verify HTTPS connections. (boolean value)
#insecure = false

# PEM encoded client certificate key file (string value)
#keyfile = <None>

# User's password (string value)
#password = <None>

# Domain ID containing project (string value)
#project_domain_id = <None>

# Domain name containing project (string value)
#project_domain_name = <None>

# Project ID to scope to (string value)
# Deprecated group/name - [nova]/tenant_id
#project_id = <None>

# Project name to scope to (string value)
# Deprecated group/name - [nova]/tenant_name
#project_name = <None>

# Tenant ID (string value)
#tenant_id = <None>

# Tenant Name (string value)
#tenant_name = <None>

# Timeout value for http requests (integer value)
#timeout = <None>

# Trust ID (string value)
#trust_id = <None>

# User's domain id (string value)
#user_domain_id = <None>

# User's domain name (string value)
#user_domain_name = <None>

# User id (string value)
#user_id = <None>

# Username (string value)
# Deprecated group/name - [nova]/user_name
#username = <None>


[oslo_concurrency]

#
# From oslo.concurrency
#

# Enables or disables inter-process locks. (boolean value)
#disable_process_locking = false

# Directory to use for lock files.  For security, the specified directory
# should only be writable by the user running the processes that need locking.
# Defaults to environment variable OSLO_LOCK_PATH. If external locks are used,
# a lock path must be set. (string value)
#lock_path = <None>


[oslo_messaging_amqp]

#
# From oslo.messaging
#

# Name for the AMQP container. must be globally unique. Defaults to a generated
# UUID (string value)
#container_name = <None>

# Timeout for inactive connections (in seconds) (integer value)
#idle_timeout = 0

# Debug: dump AMQP frames to stdout (boolean value)
#trace = false

# Attempt to connect via SSL. If no other ssl-related parameters are given, it
# will use the system's CA-bundle to verify the server's certificate. (boolean
# value)
#ssl = false

# CA certificate PEM file used to verify the server's certificate (string
# value)
#ssl_ca_file =

# Self-identifying certificate PEM file for client authentication (string
# value)
#ssl_cert_file =

# Private key PEM file used to sign ssl_cert_file certificate (optional)
# (string value)
#ssl_key_file =

# Password for decrypting ssl_key_file (if encrypted) (string value)
#ssl_key_password = <None>

# By default SSL checks that the name in the server's certificate matches the
# hostname in the transport_url. In some configurations it may be preferable to
# use the virtual hostname instead, for example if the server uses the Server
# Name Indication TLS extension (rfc6066) to provide a certificate per virtual
# host. Set ssl_verify_vhost to True if the server's SSL certificate uses the
# virtual host name instead of the DNS name. (boolean value)
#ssl_verify_vhost = false

# DEPRECATED: Accept clients using either SSL or plain TCP (boolean value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Not applicable - not a SSL server
#allow_insecure_clients = false

# Space separated list of acceptable SASL mechanisms (string value)
#sasl_mechanisms =

# Path to directory that contains the SASL configuration (string value)
#sasl_config_dir =

# Name of configuration file (without .conf suffix) (string value)
#sasl_config_name =

# SASL realm to use if no realm present in username (string value)
#sasl_default_realm =

# DEPRECATED: User name for message broker authentication (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Should use configuration option transport_url to provide the
# username.
#username =

# DEPRECATED: Password for message broker authentication (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Should use configuration option transport_url to provide the
# password.
#password =

# Seconds to pause before attempting to re-connect. (integer value)
# Minimum value: 1
#connection_retry_interval = 1

# Increase the connection_retry_interval by this many seconds after each
# unsuccessful failover attempt. (integer value)
# Minimum value: 0
#connection_retry_backoff = 2

# Maximum limit for connection_retry_interval + connection_retry_backoff
# (integer value)
# Minimum value: 1
#connection_retry_interval_max = 30

# Time to pause between re-connecting an AMQP 1.0 link that failed due to a
# recoverable error. (integer value)
# Minimum value: 1
#link_retry_delay = 10

# The maximum number of attempts to re-send a reply message which failed due to
# a recoverable error. (integer value)
# Minimum value: -1
#default_reply_retry = 0

# The deadline for an rpc reply message delivery. (integer value)
# Minimum value: 5
#default_reply_timeout = 30

# The deadline for an rpc cast or call message delivery. Only used when caller
# does not provide a timeout expiry. (integer value)
# Minimum value: 5
#default_send_timeout = 30

# The deadline for a sent notification message delivery. Only used when caller
# does not provide a timeout expiry. (integer value)
# Minimum value: 5
#default_notify_timeout = 30

# The duration to schedule a purge of idle sender links. Detach link after
# expiry. (integer value)
# Minimum value: 1
#default_sender_link_timeout = 600

# Indicates the addressing mode used by the driver.
# Permitted values:
# 'legacy'   - use legacy non-routable addressing
# 'routable' - use routable addresses
# 'dynamic'  - use legacy addresses if the message bus does not support routing
# otherwise use routable addressing (string value)
#addressing_mode = dynamic

# Enable virtual host support for those message buses that do not natively
# support virtual hosting (such as qpidd). When set to true the virtual host
# name will be added to all message bus addresses, effectively creating a
# private 'subnet' per virtual host. Set to False if the message bus supports
# virtual hosting using the 'hostname' field in the AMQP 1.0 Open performative
# as the name of the virtual host. (boolean value)
#pseudo_vhost = true

# address prefix used when sending to a specific server (string value)
#server_request_prefix = exclusive

# address prefix used when broadcasting to all servers (string value)
#broadcast_prefix = broadcast

# address prefix when sending to any server in group (string value)
#group_request_prefix = unicast

# Address prefix for all generated RPC addresses (string value)
#rpc_address_prefix = openstack.org/om/rpc

# Address prefix for all generated Notification addresses (string value)
#notify_address_prefix = openstack.org/om/notify

# Appended to the address prefix when sending a fanout message. Used by the
# message bus to identify fanout messages. (string value)
#multicast_address = multicast

# Appended to the address prefix when sending to a particular RPC/Notification
# server. Used by the message bus to identify messages sent to a single
# destination. (string value)
#unicast_address = unicast

# Appended to the address prefix when sending to a group of consumers. Used by
# the message bus to identify messages that should be delivered in a round-
# robin fashion across consumers. (string value)
#anycast_address = anycast

# Exchange name used in notification addresses.
# Exchange name resolution precedence:
# Target.exchange if set
# else default_notification_exchange if set
# else control_exchange if set
# else 'notify' (string value)
#default_notification_exchange = <None>

# Exchange name used in RPC addresses.
# Exchange name resolution precedence:
# Target.exchange if set
# else default_rpc_exchange if set
# else control_exchange if set
# else 'rpc' (string value)
#default_rpc_exchange = <None>

# Window size for incoming RPC Reply messages. (integer value)
# Minimum value: 1
#reply_link_credit = 200

# Window size for incoming RPC Request messages (integer value)
# Minimum value: 1
#rpc_server_credit = 100

# Window size for incoming Notification messages (integer value)
# Minimum value: 1
#notify_server_credit = 100

# Send messages of this type pre-settled.
# Pre-settled messages will not receive acknowledgement
# from the peer. Note well: pre-settled messages may be
# silently discarded if the delivery fails.
# Permitted values:
# 'rpc-call' - send RPC Calls pre-settled
# 'rpc-reply'- send RPC Replies pre-settled
# 'rpc-cast' - Send RPC Casts pre-settled
# 'notify'   - Send Notifications pre-settled
#  (multi valued)
#pre_settled = rpc-cast
#pre_settled = rpc-reply


[oslo_messaging_kafka]

#
# From oslo.messaging
#

# DEPRECATED: Default Kafka broker Host (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#kafka_default_host = localhost

# DEPRECATED: Default Kafka broker Port (port value)
# Minimum value: 0
# Maximum value: 65535
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#kafka_default_port = 9092

# Max fetch bytes of Kafka consumer (integer value)
#kafka_max_fetch_bytes = 1048576

# Default timeout(s) for Kafka consumers (floating point value)
#kafka_consumer_timeout = 1.0

# Pool Size for Kafka Consumers (integer value)
#pool_size = 10

# The pool size limit for connections expiration policy (integer value)
#conn_pool_min_size = 2

# The time-to-live in sec of idle connections in the pool (integer value)
#conn_pool_ttl = 1200

# Group id for Kafka consumer. Consumers in one group will coordinate message
# consumption (string value)
#consumer_group = oslo_messaging_consumer

# Upper bound on the delay for KafkaProducer batching in seconds (floating
# point value)
#producer_batch_timeout = 0.0

# Size of batch for the producer async send (integer value)
#producer_batch_size = 16384


[oslo_messaging_notifications]

#
# From oslo.messaging
#

# The Drivers(s) to handle sending notifications. Possible values are
# messaging, messagingv2, routing, log, test, noop (multi valued)
# Deprecated group/name - [DEFAULT]/notification_driver
#driver =

# A URL representing the messaging driver to use for notifications. If not set,
# we fall back to the same configuration used for RPC. (string value)
# Deprecated group/name - [DEFAULT]/notification_transport_url
#transport_url = <None>

# AMQP topic used for OpenStack notifications. (list value)
# Deprecated group/name - [rpc_notifier2]/topics
# Deprecated group/name - [DEFAULT]/notification_topics
#topics = notifications

# The maximum number of attempts to re-send a notification message which failed
# to be delivered due to a recoverable error. 0 - No retry, -1 - indefinite
# (integer value)
#retry = -1


[oslo_messaging_rabbit]

#
# From oslo.messaging
#

# Use durable queues in AMQP. (boolean value)
# Deprecated group/name - [DEFAULT]/amqp_durable_queues
# Deprecated group/name - [DEFAULT]/rabbit_durable_queues
#amqp_durable_queues = false

# Auto-delete queues in AMQP. (boolean value)
#amqp_auto_delete = false

# Enable SSL (boolean value)
#ssl = <None>

# SSL version to use (valid only if SSL enabled). Valid values are TLSv1 and
# SSLv23. SSLv2, SSLv3, TLSv1_1, and TLSv1_2 may be available on some
# distributions. (string value)
# Deprecated group/name - [oslo_messaging_rabbit]/kombu_ssl_version
#ssl_version =

# SSL key file (valid only if SSL enabled). (string value)
# Deprecated group/name - [oslo_messaging_rabbit]/kombu_ssl_keyfile
#ssl_key_file =

# SSL cert file (valid only if SSL enabled). (string value)
# Deprecated group/name - [oslo_messaging_rabbit]/kombu_ssl_certfile
#ssl_cert_file =

# SSL certification authority file (valid only if SSL enabled). (string value)
# Deprecated group/name - [oslo_messaging_rabbit]/kombu_ssl_ca_certs
#ssl_ca_file =

# How long to wait before reconnecting in response to an AMQP consumer cancel
# notification. (floating point value)
#kombu_reconnect_delay = 1.0

# EXPERIMENTAL: Possible values are: gzip, bz2. If not set compression will not
# be used. This option may not be available in future versions. (string value)
#kombu_compression = <None>

# How long to wait a missing client before abandoning to send it its replies.
# This value should not be longer than rpc_response_timeout. (integer value)
# Deprecated group/name - [oslo_messaging_rabbit]/kombu_reconnect_timeout
#kombu_missing_consumer_retry_timeout = 60

# Determines how the next RabbitMQ node is chosen in case the one we are
# currently connected to becomes unavailable. Takes effect only if more than
# one RabbitMQ node is provided in config. (string value)
# Allowed values: round-robin, shuffle
#kombu_failover_strategy = round-robin

# DEPRECATED: The RabbitMQ broker address where a single node is used. (string
# value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#rabbit_host = localhost

# DEPRECATED: The RabbitMQ broker port where a single node is used. (port
# value)
# Minimum value: 0
# Maximum value: 65535
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#rabbit_port = 5672

# DEPRECATED: RabbitMQ HA cluster host:port pairs. (list value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#rabbit_hosts = $rabbit_host:$rabbit_port

# DEPRECATED: The RabbitMQ userid. (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#rabbit_userid = guest

# DEPRECATED: The RabbitMQ password. (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#rabbit_password = guest

# The RabbitMQ login method. (string value)
# Allowed values: PLAIN, AMQPLAIN, RABBIT-CR-DEMO
#rabbit_login_method = AMQPLAIN

# DEPRECATED: The RabbitMQ virtual host. (string value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
# Reason: Replaced by [DEFAULT]/transport_url
#rabbit_virtual_host = /

# How frequently to retry connecting with RabbitMQ. (integer value)
#rabbit_retry_interval = 1

# How long to backoff for between retries when connecting to RabbitMQ. (integer
# value)
#rabbit_retry_backoff = 2

# Maximum interval of RabbitMQ connection retries. Default is 30 seconds.
# (integer value)
#rabbit_interval_max = 30

# DEPRECATED: Maximum number of RabbitMQ connection retries. Default is 0
# (infinite retry count). (integer value)
# This option is deprecated for removal.
# Its value may be silently ignored in the future.
#rabbit_max_retries = 0

# Try to use HA queues in RabbitMQ (x-ha-policy: all). If you change this
# option, you must wipe the RabbitMQ database. In RabbitMQ 3.0, queue mirroring
# is no longer controlled by the x-ha-policy argument when declaring a queue.
# If you just want to make sure that all queues (except those with auto-
# generated names) are mirrored across all nodes, run: "rabbitmqctl set_policy
# HA '^(?!amq\.).*' '{"ha-mode": "all"}' " (boolean value)
#rabbit_ha_queues = false

# Positive integer representing duration in seconds for queue TTL (x-expires).
# Queues which are unused for the duration of the TTL are automatically
# deleted. The parameter affects only reply and fanout queues. (integer value)
# Minimum value: 1
#rabbit_transient_queues_ttl = 1800

# Specifies the number of messages to prefetch. Setting to zero allows
# unlimited messages. (integer value)
#rabbit_qos_prefetch_count = 0

# Number of seconds after which the Rabbit broker is considered down if
# heartbeat's keep-alive fails (0 disable the heartbeat). EXPERIMENTAL (integer
# value)
#heartbeat_timeout_threshold = 60

# How often times during the heartbeat_timeout_threshold we check the
# heartbeat. (integer value)
#heartbeat_rate = 2

# Deprecated, use rpc_backend=kombu+memory or rpc_backend=fake (boolean value)
#fake_rabbit = false

# Maximum number of channels to allow (integer value)
#channel_max = <None>

# The maximum byte size for an AMQP frame (integer value)
#frame_max = <None>

# How often to send heartbeats for consumer's connections (integer value)
#heartbeat_interval = 3

# Arguments passed to ssl.wrap_socket (dict value)
#ssl_options = <None>

# Set socket timeout in seconds for connection's socket (floating point value)
#socket_timeout = 0.25

# Set TCP_USER_TIMEOUT in seconds for connection's socket (floating point
# value)
#tcp_user_timeout = 0.25

# Set delay for reconnection to some host which has connection error (floating
# point value)
#host_connection_reconnect_delay = 0.25

# Connection factory implementation (string value)
# Allowed values: new, single, read_write
#connection_factory = single

# Maximum number of connections to keep queued. (integer value)
#pool_max_size = 30

# Maximum number of connections to create above `pool_max_size`. (integer
# value)
#pool_max_overflow = 0

# Default number of seconds to wait for a connections to available (integer
# value)
#pool_timeout = 30

# Lifetime of a connection (since creation) in seconds or None for no
# recycling. Expired connections are closed on acquire. (integer value)
#pool_recycle = 600

# Threshold at which inactive (since release) connections are considered stale
# in seconds or None for no staleness. Stale connections are closed on acquire.
# (integer value)
#pool_stale = 60

# Default serialization mechanism for serializing/deserializing
# outgoing/incoming messages (string value)
# Allowed values: json, msgpack
#default_serializer_type = json

# Persist notification messages. (boolean value)
#notification_persistence = false

# Exchange name for sending notifications (string value)
#default_notification_exchange = ${control_exchange}_notification

# Max number of not acknowledged message which RabbitMQ can send to
# notification listener. (integer value)
#notification_listener_prefetch_count = 100

# Reconnecting retry count in case of connectivity problem during sending
# notification, -1 means infinite retry. (integer value)
#default_notification_retry_attempts = -1

# Reconnecting retry delay in case of connectivity problem during sending
# notification message (floating point value)
#notification_retry_delay = 0.25

# Time to live for rpc queues without consumers in seconds. (integer value)
#rpc_queue_expiration = 60

# Exchange name for sending RPC messages (string value)
#default_rpc_exchange = ${control_exchange}_rpc

# Exchange name for receiving RPC replies (string value)
#rpc_reply_exchange = ${control_exchange}_rpc_reply

# Max number of not acknowledged message which RabbitMQ can send to rpc
# listener. (integer value)
#rpc_listener_prefetch_count = 100

# Max number of not acknowledged message which RabbitMQ can send to rpc reply
# listener. (integer value)
#rpc_reply_listener_prefetch_count = 100

# Reconnecting retry count in case of connectivity problem during sending
# reply. -1 means infinite retry during rpc_timeout (integer value)
#rpc_reply_retry_attempts = -1

# Reconnecting retry delay in case of connectivity problem during sending
# reply. (floating point value)
#rpc_reply_retry_delay = 0.25

# Reconnecting retry count in case of connectivity problem during sending RPC
# message, -1 means infinite retry. If actual retry attempts in not 0 the rpc
# request could be processed more than one time (integer value)
#default_rpc_retry_attempts = -1

# Reconnecting retry delay in case of connectivity problem during sending RPC
# message (floating point value)
#rpc_retry_delay = 0.25


[oslo_messaging_zmq]

#
# From oslo.messaging
#

# ZeroMQ bind address. Should be a wildcard (*), an ethernet interface, or IP.
# The "host" option should point or resolve to this address. (string value)
#rpc_zmq_bind_address = *

# MatchMaker driver. (string value)
# Allowed values: redis, sentinel, dummy
#rpc_zmq_matchmaker = redis

# Number of ZeroMQ contexts, defaults to 1. (integer value)
#rpc_zmq_contexts = 1

# Maximum number of ingress messages to locally buffer per topic. Default is
# unlimited. (integer value)
#rpc_zmq_topic_backlog = <None>

# Directory for holding IPC sockets. (string value)
#rpc_zmq_ipc_dir = /var/run/openstack

# Name of this node. Must be a valid hostname, FQDN, or IP address. Must match
# "host" option, if running Nova. (string value)
#rpc_zmq_host = localhost

# Number of seconds to wait before all pending messages will be sent after
# closing a socket. The default value of -1 specifies an infinite linger
# period. The value of 0 specifies no linger period. Pending messages shall be
# discarded immediately when the socket is closed. Positive values specify an
# upper bound for the linger period. (integer value)
# Deprecated group/name - [DEFAULT]/rpc_cast_timeout
#zmq_linger = -1

# The default number of seconds that poll should wait. Poll raises timeout
# exception when timeout expired. (integer value)
#rpc_poll_timeout = 1

# Expiration timeout in seconds of a name service record about existing target
# ( < 0 means no timeout). (integer value)
#zmq_target_expire = 300

# Update period in seconds of a name service record about existing target.
# (integer value)
#zmq_target_update = 180

# Use PUB/SUB pattern for fanout methods. PUB/SUB always uses proxy. (boolean
# value)
#use_pub_sub = false

# Use ROUTER remote proxy. (boolean value)
#use_router_proxy = false

# This option makes direct connections dynamic or static. It makes sense only
# with use_router_proxy=False which means to use direct connections for direct
# message types (ignored otherwise). (boolean value)
#use_dynamic_connections = false

# How many additional connections to a host will be made for failover reasons.
# This option is actual only in dynamic connections mode. (integer value)
#zmq_failover_connections = 2

# Minimal port number for random ports range. (port value)
# Minimum value: 0
# Maximum value: 65535
#rpc_zmq_min_port = 49153

# Maximal port number for random ports range. (integer value)
# Minimum value: 1
# Maximum value: 65536
#rpc_zmq_max_port = 65536

# Number of retries to find free port number before fail with ZMQBindError.
# (integer value)
#rpc_zmq_bind_port_retries = 100

# Default serialization mechanism for serializing/deserializing
# outgoing/incoming messages (string value)
# Allowed values: json, msgpack
#rpc_zmq_serialization = json

# This option configures round-robin mode in zmq socket. True means not keeping
# a queue when server side disconnects. False means to keep queue and messages
# even if server is disconnected, when the server appears we send all
# accumulated messages to it. (boolean value)
#zmq_immediate = true

# Enable/disable TCP keepalive (KA) mechanism. The default value of -1 (or any
# other negative value) means to skip any overrides and leave it to OS default;
# 0 and 1 (or any other positive value) mean to disable and enable the option
# respectively. (integer value)
#zmq_tcp_keepalive = -1

# The duration between two keepalive transmissions in idle condition. The unit
# is platform dependent, for example, seconds in Linux, milliseconds in Windows
# etc. The default value of -1 (or any other negative value and 0) means to
# skip any overrides and leave it to OS default. (integer value)
#zmq_tcp_keepalive_idle = -1

# The number of retransmissions to be carried out before declaring that remote
# end is not available. The default value of -1 (or any other negative value
# and 0) means to skip any overrides and leave it to OS default. (integer
# value)
#zmq_tcp_keepalive_cnt = -1

# The duration between two successive keepalive retransmissions, if
# acknowledgement to the previous keepalive transmission is not received. The
# unit is platform dependent, for example, seconds in Linux, milliseconds in
# Windows etc. The default value of -1 (or any other negative value and 0)
# means to skip any overrides and leave it to OS default. (integer value)
#zmq_tcp_keepalive_intvl = -1

# Maximum number of (green) threads to work concurrently. (integer value)
#rpc_thread_pool_size = 100

# Expiration timeout in seconds of a sent/received message after which it is
# not tracked anymore by a client/server. (integer value)
#rpc_message_ttl = 300

# Wait for message acknowledgements from receivers. This mechanism works only
# via proxy without PUB/SUB. (boolean value)
#rpc_use_acks = false

# Number of seconds to wait for an ack from a cast/call. After each retry
# attempt this timeout is multiplied by some specified multiplier. (integer
# value)
#rpc_ack_timeout_base = 15

# Number to multiply base ack timeout by after each retry attempt. (integer
# value)
#rpc_ack_timeout_multiplier = 2

# Default number of message sending attempts in case of any problems occurred:
# positive value N means at most N retries, 0 means no retries, None or -1 (or
# any other negative values) mean to retry forever. This option is used only if
# acknowledgments are enabled. (integer value)
#rpc_retry_attempts = 3

# List of publisher hosts SubConsumer can subscribe on. This option has higher
# priority then the default publishers list taken from the matchmaker. (list
# value)
#subscribe_on =


[oslo_middleware]

#
# From oslo.middleware.http_proxy_to_wsgi
#

# Whether the application is behind a proxy or not. This determines if the
# middleware should parse the headers or not. (boolean value)
#enable_proxy_headers_parsing = false


[oslo_policy]

#
# From oslo.policy
#

# The file that defines policies. (string value)
#policy_file = policy.json

# Default rule. Enforced when a requested rule is not found. (string value)
#policy_default_rule = default

# Directories where policy configuration files are stored. They can be relative
# to any directory in the search path defined by the config_dir option, or
# absolute paths. The file defined by policy_file must exist for these
# directories to be searched.  Missing or empty directories are ignored. (multi
# valued)
#policy_dirs = policy.d


[quotas]

#
# From neutron
#

# Default number of resource allowed per tenant. A negative value means
# unlimited. (integer value)
#default_quota = -1

# Number of networks allowed per tenant. A negative value means unlimited.
# (integer value)
#quota_network = 100

# Number of subnets allowed per tenant, A negative value means unlimited.
# (integer value)
#quota_subnet = 100

# Number of ports allowed per tenant. A negative value means unlimited.
# (integer value)
#quota_port = 500

# Default driver to use for quota checks. (string value)
#quota_driver = neutron.db.quota.driver.DbQuotaDriver

# Keep in track in the database of current resource quota usage. Plugins which
# do not leverage the neutron database should set this flag to False. (boolean
# value)
#track_quota_usage = true

#
# From neutron.extensions
#

# Number of routers allowed per tenant. A negative value means unlimited.
# (integer value)
#quota_router = 10

# Number of floating IPs allowed per tenant. A negative value means unlimited.
# (integer value)
#quota_floatingip = 50

# Number of security groups allowed per tenant. A negative value means
# unlimited. (integer value)
#quota_security_group = 10

# Number of security rules allowed per tenant. A negative value means
# unlimited. (integer value)
#quota_security_group_rule = 100


[ssl]

#
# From oslo.service.sslutils
#

# CA certificate file to use to verify connecting clients. (string value)
# Deprecated group/name - [DEFAULT]/ssl_ca_file
#ca_file = <None>

# Certificate file to use when starting the server securely. (string value)
# Deprecated group/name - [DEFAULT]/ssl_cert_file
#cert_file = <None>

# Private key file to use when starting the server securely. (string value)
# Deprecated group/name - [DEFAULT]/ssl_key_file
#key_file = <None>

# SSL version to use (valid only if SSL enabled). Valid values are TLSv1 and
# SSLv23. SSLv2, SSLv3, TLSv1_1, and TLSv1_2 may be available on some
# distributions. (string value)
#version = <None>

# Sets the list of available ciphers. value should be a string in the OpenSSL
# cipher list format. (string value)
#ciphers = <None>
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