Zun Configuration Options¶

[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

#
# 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 = openstack

#
# From oslo.service.periodic_task
#

# Some periodic tasks can be run in a separate process. Should we run them
# here? (boolean value)
#run_external_periodic_tasks = true

#
# From oslo.service.service
#

# Enable eventlet backdoor.  Acceptable values are 0, <port>, and
# <start>:<end>, where 0 results in listening on a random tcp port number;
# <port> results in listening on the specified port number (and not enabling
# backdoor if that port is in use); and <start>:<end> results in listening on
# the smallest unused port number within the specified range of port numbers.
# The chosen port is displayed in the service's log file. (string value)
#backdoor_port = <None>

# Enable eventlet backdoor, using the provided path as a unix socket that can
# receive connections. This option is mutually exclusive with 'backdoor_port'
# in that only one should be provided. If both are provided then the existence
# of this option overrides the usage of that option. (string value)
#backdoor_socket = <None>

# Enables or disables logging values of all registered options when starting a
# service (at DEBUG level). (boolean value)
#log_options = true

# Specify a timeout after which a gracefully shutdown server will exit. Zero
# value means endless wait. (integer value)
#graceful_shutdown_timeout = 60

#
# From zun.conf
#

# Defines which driver to use for controlling container.
# Possible values:
#
# * ``docker.driver.DockerDriver``
# * ``docker.driver.NovaDockerDriver``
#
# Services which consume this:
#
# * ``zun-compute``
#
# Interdependencies to other options:
#
# * None
#  (string value)
#container_driver = docker.driver.DockerDriver

# Time to sleep (in seconds) during waiting for an event. (integer value)
#default_sleep_time = 1

# Maximum time (in seconds) to wait for an event. (integer value)
#default_timeout = 600

# Define the cpusets to be excluded from pinning (string value)
#floating_cpu_set =

# Whether to use infra container. If set to True,
# Zun will create an infra container that serves as a placeholder of a few
# Linux namespaces (i.e. network namespace). Then, one or multiple containers
# could join the namespaces of the infra container thus sharing resources
# inside
# the sandbox (i.e. the network interface). This is typically used to group
# a set of high-coupled containers into a unit. If set to False, infra
# container
# won't be created.
#  (boolean value)
#use_sandbox = false

# Defines which db type to use for storing container. Possible Values: sql,
# etcd (string value)
#db_type = sql

# MySQL engine to use. (string value)
#mysql_engine = InnoDB

# Defines the list of image driver to use for downloading image.
# Possible values:
# * ``docker``
# * ``glance``
# Services which consume this:
# * ``zun-compute``
# Interdependencies to other options:
# * None
#  (list value)
#image_driver_list = glance,docker

# Container image for sandbox container. (string value)
#sandbox_image = kubernetes/pause

# Image driver for sandbox container. (string value)
#sandbox_image_driver = docker

# Image pull policy for sandbox image. (string value)
#sandbox_image_pull_policy = ifnotpresent

# Directory where the zun python module is installed. (string value)
#pybasedir = /home/zuul/src/opendev.org/openstack/zun/zun

# Directory where zun binaries are installed. (string value)
#bindir = $pybasedir/bin

# Top-level directory for maintaining zun's state. (string value)
#state_path = $pybasedir

# Name of this node. This can be an opaque identifier. It is not necessarily a
# hostname, FQDN, or IP address. However, the node name must be valid within an
# AMQP key, and if using ZeroMQ, a valid hostname, FQDN, or IP address.
# (unknown value)
#host = localhost

# Max interval size between periodic tasks execution in seconds. (integer
# value)
#periodic_interval_max = 60

# Max interval size between periodic tasks execution in seconds. (integer
# value)
#service_down_time = 180


[api]

#
# From zun.conf
#

# The port for the zun API server. (port value)
# Minimum value: 0
# Maximum value: 65535
#port = 9517

# The listen IP for the zun API server. (IP address value)
#host_ip = 127.0.0.1

# Enable the integrated stand-alone API to service requests via HTTPS instead
# of HTTP. If there is a front-end service performing HTTPS offloading from the
# service, this option should be False; note, you will want to change public
# API endpoint to represent SSL termination URL with 'public_endpoint' option.
# (boolean value)
#enable_ssl_api = false

# Number of workers for zun-api service. The default will be the number of CPUs
# available. (integer value)
#workers = <None>

# The maximum number of items returned in a single response from a collection
# resource. (integer value)
#max_limit = 1000

# Configuration file for WSGI definition of API. (string value)
#api_paste_config = api-paste.ini


[compute]

#
# From zun.conf
#

# The queue to add compute tasks to. (string value)
#topic = zun-compute

#
# Sets the scope of the check for unique container names.
# The default doesn't check for unique names. If a scope for the name check is
# set, a launch of a new container with a duplicate name will result in an
# ''ContainerAlreadyExists'' error. The uniqueness is case-insensitive.
# Setting this option can increase the usability for end users as they don't
# have to distinguish among containers with the same name by their IDs.
# Possible values:
# * '': An empty value means that no uniqueness check is done and duplicate
#   names are possible.
# * "project": The container name check is done only for containers within the
#   same project.
# * "global": The container name check is done for all containers regardless of
#   the project.
#  (string value)
# Allowed values: '', project, global
#unique_container_name_scope = project


[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 =

# 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 = OPTIONS,GET,HEAD,POST,PUT,DELETE,TRACE,PATCH

# Indicate which header field names may be used during the actual request.
# (list value)
#allow_headers =


[database]

#
# 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


[docker]

#
# From zun.conf
#

# Docker remote api version. Override it according to specific docker api
# version in your environment. (string value)
#docker_remote_api_version = 1.25

# Default timeout in seconds for docker client operations. (integer value)
#default_timeout = 60

# API endpoint of docker daemon (string value)
#api_url = unix:///var/run/docker.sock

# Remote API endpoint of docker daemon (string value)
#docker_remote_api_url = tcp://$docker_remote_api_host:$docker_remote_api_port

# If set, ignore any SSL validation issues (boolean value)
#api_insecure = false

# Location of CA certificates file for securing docker api requests
# (tlscacert). (string value)
#ca_file = <None>

# Location of TLS certificate file for securing docker api requests (tlscert).
# (string value)
#cert_file = <None>

# Location of TLS private key file for securing docker api requests (tlskey).
# (string value)
#key_file = <None>

# Defines the remote api host for the docker daemon. (string value)
#docker_remote_api_host = localhost

# Defines the remote api port for the docker daemon. (string value)
#docker_remote_api_port = 2375

# Timeout in seconds for executing a command in a docker container. (integer
# value)
#execute_timeout = 5


[etcd]

#
# From zun.conf
#

# Host IP address on which etcd service running. (unknown value)
#etcd_host = 127.0.0.1

# Port on which etcd listen client request. (port value)
# Minimum value: 0
# Maximum value: 65535
#etcd_port = 2379


[glance]

#
# From zun.conf
#

# Shared directory where glance images located. If specified, docker will try
# to load the image from the shared directory by image ID. (string value)
#images_directory = $state_path/images


[glance_client]

#
# From zun.conf
#

# Region in Identity service catalog to use for communication with the
# OpenStack service. (string value)
#region_name = <None>

# Type of endpoint in Identity service catalog to use for communication with
# the OpenStack service. (string value)
#endpoint_type = publicURL

# Version of Glance API to use in glanceclient. (string value)
#api_version = 2

# Optional CA cert file to use in SSL connections. (string value)
#ca_file = <None>

# Optional PEM-formatted certificate chain file. (string value)
#cert_file = <None>

# Optional PEM-formatted file that contains the private key. (string value)
#key_file = <None>

# If set, then the server's certificate will not be verified. (boolean value)
#insecure = false


[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


[network]

#
# From zun.conf
#

# Defines which driver to use for container network. (string value)
#driver = kuryr

# The network plugin driver name, you can find it by docker plugin list.
# (string value)
#driver_name = kuryr


[neutron_client]

#
# From zun.conf
#

# Type of endpoint in Identity service catalog to use for communication with
# the OpenStack service. (string value)
#endpoint_type = publicURL

# Optional CA cert file to use in SSL connections. (string value)
#ca_file = <None>

# Optional PEM-formatted certificate chain file. (string value)
#cert_file = <None>

# Optional PEM-formatted file that contains the private key. (string value)
#key_file = <None>

# If set, then the server's certificate will not be verified. (boolean value)
#insecure = false


[nova_client]

#
# From zun.conf
#

# Version of Nova API to use in novaclient. (string value)
#api_version = 2.37

# Optional CA cert file to use in SSL connections. (string value)
#ca_file = <None>

# Optional PEM-formatted certificate chain file. (string value)
#cert_file = <None>

# Optional PEM-formatted file that contains the private key. (string value)
#key_file = <None>

# If set, then the server's certificate will not be verified. (boolean value)
#insecure = false


[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_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


[profiler]
#
# OSprofiler library allows to trace requests going through various OpenStack
# services and create the accumulated report of what time was spent on each
# request processing step.

#
# From zun.conf
#

#
# Enables the profiling for all services on this node. Default value is False
# (fully disable the profiling feature).
#
# Possible values:
#
# * True: Enables the feature
# * False: Disables the feature. The profiling cannot be started via this
# project
# operations. If the profiling is triggered by another project, this project
# part
# will be empty.
#  (boolean value)
# Deprecated group/name - [profiler]/profiler_enabled
#enabled = false

#
# Enables SQL requests profiling in services. Default value is False (SQL
# requests won't be traced).
#
# Possible values:
#
# * True: Enables SQL requests profiling. Each SQL query will be part of the
# trace and can the be analyzed by how much time was spent for that.
# * False: Disables SQL requests profiling. The spent time is only shown on a
# higher level of operations. Single SQL queries cannot be analyzed this
# way.
#  (boolean value)
#trace_sqlalchemy = false

#
# Secret key(s) to use for encrypting context data for performance profiling.
# This string value should have the following format:
# <key1>[,<key2>,...<keyn>],
# where each key is some random string. A user who triggers the profiling via
# the REST API has to set one of these keys in the headers of the REST API call
# to include profiling results of this node for this particular project.
#
# Both "enabled" flag and "hmac_keys" config options should be set to enable
# profiling. Also, to generate correct profiling information across all
# services
# at least one key needs to be consistent between OpenStack projects. This
# ensures it can be used from client side to generate the trace, containing
# information from all possible resources. (string value)
#hmac_keys = SECRET_KEY

#
# Connection string for a notifier backend. Default value is messaging:// which
# sets the notifier to oslo_messaging.
#
# Examples of possible values:
#
# * messaging://: use oslo_messaging driver for sending notifications.
# * mongodb://127.0.0.1:27017 : use mongodb driver for sending notifications.
# * elasticsearch://127.0.0.1:9200 : use elasticsearch driver for sending
# notifications.
#  (string value)
#connection_string = messaging://

#
# Document type for notification indexing in elasticsearch.
#  (string value)
#es_doc_type = notification

#
# This parameter is a time value parameter (for example: es_scroll_time=2m),
# indicating for how long the nodes that participate in the search will
# maintain
# relevant resources in order to continue and support it.
#  (string value)
#es_scroll_time = 2m

#
# Elasticsearch splits large requests in batches. This parameter defines
# maximum size of each batch (for example: es_scroll_size=10000).
#  (integer value)
#es_scroll_size = 10000

#
# Redissentinel provides a timeout option on the connections.
# This parameter defines that timeout (for example: socket_timeout=0.1).
#  (floating point value)
#socket_timeout = 0.1

#
# Redissentinel uses a service name to identify a master redis service.
# This parameter defines the name (for example:
# sentinal_service_name=mymaster).
#  (string value)
#sentinel_service_name = mymaster


[scheduler]

#
# From zun.conf
#

#
# The class of the driver used by the scheduler.
#
# The options are chosen from the entry points under the namespace
# 'zun.scheduler.driver' in 'setup.cfg'.
#
# Possible values:
#
# * A string, where the string corresponds to the class name of a scheduler
#   driver. There are a number of options available:
# ** 'chance_scheduler', which simply picks a host at random
# ** A custom scheduler driver. In this case, you will be responsible for
#    creating and maintaining the entry point in your 'setup.cfg' file
#  (string value)
# Allowed values: chance_scheduler, fake_scheduler, filter_scheduler
#driver = filter_scheduler

#
# Filters that the scheduler can use.
#
# An unordered list of the filter classes the zun scheduler may apply.  Only
# the
# filters specified in the 'scheduler_enabled_filters' option will be used, but
# any filter appearing in that option must also be included in this list.
#
# By default, this is set to all filters that are included with zun.
#
# This option is only used by the FilterScheduler and its subclasses; if you
# use
# a different scheduler, this option has no effect.
#
# Possible values:
#
# * A list of zero or more strings, where each string corresponds to the name
# of
#   a filter that may be used for selecting a host
#
# Related options:
#
# * scheduler_enabled_filters
#  (multi valued)
#available_filters = zun.scheduler.filters.all_filters

#
# Filters that the scheduler will use.
#
# An ordered list of filter class names that will be used for filtering
# hosts. Ignore the word 'default' in the name of this option: these filters
# will
# *always* be applied, and they will be applied in the order they are listed so
# place your most restrictive filters first to make the filtering process more
# efficient.
#
# This option is only used by the FilterScheduler and its subclasses; if you
# use
# a different scheduler, this option has no effect.
#
# Possible values:
#
# * A list of zero or more strings, where each string corresponds to the name
# of
#   a filter to be used for selecting a host
#
# Related options:
#
# * All of the filters in this option *must* be present in the
#   'scheduler_available_filters' option, or a SchedulerHostFilterNotFound
#   exception will be raised.
#  (list value)
#enabled_filters = CPUFilter,RamFilter


[ssl]

#
# From zun.conf
#

# 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>


[websocket_proxy]
#
# Users use the websocket proxy to connect to containers, instead of
# connecting to containers directly, hence protects the socket daemon.

#
# From zun.conf
#

#
# The URL an end user would use to connect to the ``zun-wsproxy`` service.
#
# The ``zun-wsproxy`` service is called with this token enriched URL
# and establishes the connection to the proper instance.
#
# Related options:
#
# * The IP address must be the same as the address to which the
#   ``zun-wsproxy`` service is listening (see option ``wsproxy_host``
#   in this section).
# * The port must be the same as ``wsproxy_port``in this section.
#      (uri value)
#base_url = ws://$wsproxy_host:$wsproxy_port/

#
# The IP address which is used by the ``zun-wsproxy`` service to listen
# for incoming requests.
#
# The ``zun-wsproxy`` service listens on this IP address for incoming
# connection requests.
#
# Related options:
#
# * Ensure that this is the same IP address which is defined in the option
#   ``base_url`` of this section or use ``0.0.0.0`` to listen on all addresses.
#  (string value)
#wsproxy_host = 127.0.0.1

#
# The port number which is used by the ``zun-wsproxy`` service to listen
# for incoming requests.
#
# The ``zun-wsproxy`` service listens on this port number for incoming
# connection requests.
#
# Related options:
#
# * Ensure that this is the same port number as that defined in the option
#   ``base_url`` of this section.
#  (port value)
# Minimum value: 0
# Maximum value: 65535
#wsproxy_port = 6784

#
# Adds list of allowed origins to the console websocket proxy to allow
# connections from other origin hostnames.
# Websocket proxy matches the host header with the origin header to
# prevent cross-site requests. This list specifies if any there are
# values other than host are allowed in the origin header.
#
# Possible values:
#
# * A list where each element is an allowed origin hostnames, else an empty
# list
#  (list value)
#allowed_origins =


[zun_client]

#
# From zun.conf
#

# Region in Identity service catalog to use for communication with the
# OpenStack service. (string value)
#region_name = <None>

# Type of endpoint in Identity service catalog to use for communication with
# the OpenStack service. (string value)
#endpoint_type = publicURL

# Optional CA cert file to use in SSL connections. (string value)
#ca_file = <None>

# Optional PEM-formatted certificate chain file. (string value)
#cert_file = <None>

# Optional PEM-formatted file that contains the private key. (string value)
#key_file = <None>

# If set, then the server's certificate will not be verified. (boolean value)
#insecure = false