metadata_agent.ini

metadata_agent.ini

DEFAULT

debug
Type:boolean
Default:false
Mutable:This option can be changed without restarting.

If set to true, the logging level will be set to DEBUG instead of the default INFO level.

log_config_append
Type:string
Default:<None>
Mutable:This option can be changed without restarting.

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).

Deprecated Variations
Group Name
DEFAULT log-config
DEFAULT log_config
log_date_format
Type:string
Default:%Y-%m-%d %H:%M:%S

Defines the format string for %(asctime)s in log records. Default: the value above . This option is ignored if log_config_append is set.

log_file
Type:string
Default:<None>

(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.

Deprecated Variations
Group Name
DEFAULT logfile
log_dir
Type:string
Default:<None>

(Optional) The base directory used for relative log_file paths. This option is ignored if log_config_append is set.

Deprecated Variations
Group Name
DEFAULT logdir
watch_log_file
Type:boolean
Default:false

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.

use_syslog
Type:boolean
Default: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.

use_journal
Type:boolean
Default: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.

syslog_log_facility
Type:string
Default:LOG_USER

Syslog facility to receive log lines. This option is ignored if log_config_append is set.

use_json
Type:boolean
Default:false

Use JSON formatting for logging. This option is ignored if log_config_append is set.

use_stderr
Type:boolean
Default:false

Log output to standard error. This option is ignored if log_config_append is set.

logging_context_format_string
Type:string
Default:%(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 with context.

logging_default_format_string
Type:string
Default:%(asctime)s.%(msecs)03d %(process)d %(levelname)s %(name)s [-] %(instance)s%(message)s

Format string to use for log messages when context is undefined.

logging_debug_format_suffix
Type:string
Default:%(funcName)s %(pathname)s:%(lineno)d

Additional data to append to log message when logging level for the message is DEBUG.

logging_exception_prefix
Type:string
Default:%(asctime)s.%(msecs)03d %(process)d ERROR %(name)s %(instance)s

Prefix each line of exception output with this format.

logging_user_identity_format
Type:string
Default:%(user)s %(tenant)s %(domain)s %(user_domain)s %(project_domain)s

Defines the format string for %(user_identity)s that is used in logging_context_format_string.

default_log_levels
Type:list
Default: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

List of package logging levels in logger=LEVEL pairs. This option is ignored if log_config_append is set.

publish_errors
Type:boolean
Default:false

Enables or disables publication of error events.

instance_format
Type:string
Default:"[instance: %(uuid)s] "

The format for an instance that is passed with the log message.

instance_uuid_format
Type:string
Default:"[instance: %(uuid)s] "

The format for an instance UUID that is passed with the log message.

rate_limit_interval
Type:integer
Default:0

Interval, number of seconds, of log rate limiting.

rate_limit_burst
Type:integer
Default:0

Maximum number of logged messages per rate_limit_interval.

rate_limit_except_level
Type:string
Default:CRITICAL

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.

fatal_deprecations
Type:boolean
Default:false

Enables or disables fatal status of deprecations.

metadata_proxy_socket
Type:string
Default:$state_path/metadata_proxy

Location for Metadata Proxy UNIX domain socket.

metadata_proxy_user
Type:string
Default:u''

User (uid or name) running metadata proxy after its initialization (if empty: agent effective user).

metadata_proxy_group
Type:string
Default:u''

Group (gid or name) running metadata proxy after its initialization (if empty: agent effective group).

auth_ca_cert
Type:string
Default:<None>

Certificate Authority public key (CA cert) file for ssl

nova_metadata_host
Type:host address
Default:127.0.0.1

IP address or DNS name of Nova metadata server.

nova_metadata_port
Type:port number
Default:8775
Minimum Value:0
Maximum Value:65535

TCP Port used by Nova metadata server.

metadata_proxy_shared_secret
Type:string
Default:u''

When proxying metadata requests, Neutron signs the Instance-ID header with a shared secret to prevent spoofing. You may select any string for a secret, but it must match here and in the configuration used by the Nova Metadata Server. NOTE: Nova uses the same config key, but in [neutron] section.

nova_metadata_protocol
Type:string
Default:http
Valid Values:http, https

Protocol to access nova metadata, http or https

nova_metadata_insecure
Type:boolean
Default:false

Allow to perform insecure SSL (https) requests to nova metadata

nova_client_cert
Type:string
Default:u''

Client certificate for nova metadata api server.

nova_client_priv_key
Type:string
Default:u''

Private key of client certificate.

metadata_proxy_socket_mode
Type:string
Default:deduce
Valid Values:deduce, user, group, all

Metadata Proxy UNIX domain socket mode, 4 values allowed: ‘deduce’: deduce mode from metadata_proxy_user/group values, ‘user’: set metadata proxy socket mode to 0o644, to use when metadata_proxy_user is agent effective user or root, ‘group’: set metadata proxy socket mode to 0o664, to use when metadata_proxy_group is agent effective group or root, ‘all’: set metadata proxy socket mode to 0o666, to use otherwise.

metadata_workers
Type:integer
Default:<num_of_cpus> / 2

Number of separate worker processes for metadata server (defaults to half of the number of CPUs)

metadata_backlog
Type:integer
Default:4096

Number of backlog requests to configure the metadata server socket with

agent

report_interval
Type:floating point
Default:30

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.

log_agent_heartbeats
Type:boolean
Default:false

Log agent heartbeats

cache

config_prefix
Type:string
Default:cache.oslo

Prefix for building the configuration dictionary for the cache region. This should not need to be changed unless there is another dogpile.cache region with the same configuration name.

expiration_time
Type:integer
Default:600

Default TTL, in seconds, for any cached item in the dogpile.cache region. This applies to any cached method that doesn’t have an explicit cache expiration time defined for it.

backend
Type:string
Default:dogpile.cache.null
Valid Values:oslo_cache.memcache_pool, oslo_cache.dict, oslo_cache.mongo, oslo_cache.etcd3gw, dogpile.cache.memcached, dogpile.cache.pylibmc, dogpile.cache.bmemcached, dogpile.cache.dbm, dogpile.cache.redis, dogpile.cache.memory, dogpile.cache.memory_pickle, dogpile.cache.null

Cache backend module. For eventlet-based or environments with hundreds of threaded servers, Memcache with pooling (oslo_cache.memcache_pool) is recommended. For environments with less than 100 threaded servers, Memcached (dogpile.cache.memcached) or Redis (dogpile.cache.redis) is recommended. Test environments with a single instance of the server can use the dogpile.cache.memory backend.

backend_argument
Type:multi-valued
Default:u''

Arguments supplied to the backend module. Specify this option once per argument to be passed to the dogpile.cache backend. Example format: “<argname>:<value>”.

proxies
Type:list
Default:u''

Proxy classes to import that will affect the way the dogpile.cache backend functions. See the dogpile.cache documentation on changing-backend-behavior.

enabled
Type:boolean
Default:false

Global toggle for caching.

debug_cache_backend
Type:boolean
Default:false

Extra debugging from the cache backend (cache keys, get/set/delete/etc calls). This is only really useful if you need to see the specific cache-backend get/set/delete calls with the keys/values. Typically this should be left set to false.

memcache_servers
Type:list
Default:localhost:11211

Memcache servers in the format of “host:port”. (dogpile.cache.memcache and oslo_cache.memcache_pool backends only).

memcache_dead_retry
Type:integer
Default:300

Number of seconds memcached server is considered dead before it is tried again. (dogpile.cache.memcache and oslo_cache.memcache_pool backends only).

memcache_socket_timeout
Type:floating point
Default:3.0

Timeout in seconds for every call to a server. (dogpile.cache.memcache and oslo_cache.memcache_pool backends only).

memcache_pool_maxsize
Type:integer
Default:10

Max total number of open connections to every memcached server. (oslo_cache.memcache_pool backend only).

memcache_pool_unused_timeout
Type:integer
Default:60

Number of seconds a connection to memcached is held unused in the pool before it is closed. (oslo_cache.memcache_pool backend only).

memcache_pool_connection_get_timeout
Type:integer
Default:10

Number of seconds that an operation will wait to get a memcache client connection.

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