Refresh Glance example configs for caracal m3

Change-Id: I7490eeaa7352d38fba95c40bbb17bd970887be8b

Author: PranaliDeore

etc/glance-api.conf

@@ -508,7 +508,7 @@
 #  (string value)
 #worker_self_reference_url = <None>
 
-#
+# DEPRECATED:
 # Strategy to determine the preference order of image locations.
 #
 # This configuration option indicates the strategy to determine
@@ -535,6 +535,12 @@
 # Possible values:
 # location_order - <No description provided>
 # store_type - <No description provided>
+# This option is deprecated for removal since Caracal.
+# Its value may be silently ignored in the future.
+# Reason:
+# In Bobcat, a new weighing mechanism has been introduced, which makes the
+# location strategy obsolete.  This option is scheduled to be removed during the
+# Dalmatian development cycle.
 #location_strategy = location_order
 
 #
@@ -778,7 +784,7 @@
 # value)
 #pipe_handle = <None>
 
-#
+# DEPRECATED:
 # The relative path to sqlite file database that will be used for image cache
 # management.
 #
@@ -795,6 +801,12 @@
 #     * ``image_cache_dir``
 #
 #  (string value)
+# This option is deprecated for removal since Caracal (2024.1).
+# Its value may be silently ignored in the future.
+# Reason:
+# As centralized database will now be used for image cache management, the use
+# of `sqlite` database and driver will be dropped from 'E' (2025.1)
+# development cycle.
 #image_cache_sqlite_db = cache.db
 
 #
@@ -813,13 +825,21 @@
 # are ``sqlite`` and ``xattr``. These drivers primarily differ in the way they
 # store the information about cached images:
 #
-# * The ``sqlite`` driver uses a sqlite database (which sits on every glance
-#   node locally) to track the usage of cached images.
+# * The ``centralized_db`` driver uses a central database (which will be common
+#   for all glance nodes) to track the usage of cached images.
+# * The ``sqlite`` (deprecated) driver uses a sqlite database (which sits on
+#   every glance node locally) to track the usage of cached images.
 # * The ``xattr`` driver uses the extended attributes of files to store this
 #   information. It also requires a filesystem that sets ``atime`` on the files
 #   when accessed.
 #
+# Deprecation warning:
+#     * As centralized database will now be used for image cache management, the
+#       use of `sqlite` database and driver will be dropped from 'E' (2025.1)
+#       development cycle.
+#
 # Possible values:
+#     * centralized_db
 #     * sqlite
 #     * xattr
 #
@@ -828,9 +848,10 @@
 #
 #  (string value)
 # Possible values:
+# centralized_db - <No description provided>
 # sqlite - <No description provided>
 # xattr - <No description provided>
-#image_cache_driver = sqlite
+#image_cache_driver = centralized_db
 
 #
 # The upper limit on cache size, in bytes, after which the cache-pruner cleans
@@ -967,7 +988,7 @@
 #  (list value)
 #disabled_notifications =
 
-#
+# DEPRECATED:
 # The amount of time, in seconds, to delay image scrubbing.
 #
 # When delayed delete is turned on, an image is put into ``pending_delete``
@@ -989,9 +1010,13 @@
 #
 #  (integer value)
 # Minimum value: 0
+# This option is deprecated for removal since 2024.1 (Caracal).
+# Its value may be silently ignored in the future.
+# Reason: The entire glance scrubber, including this option, is scheduled to be
+# removed during the 2024.2 (Dalmatian) development cycle.
 #scrub_time = 0
 
-#
+# DEPRECATED:
 # The size of thread pool to be used for scrubbing images.
 #
 # When there are a large number of images to scrub, it is beneficial to scrub
@@ -1009,9 +1034,13 @@
 #
 #  (integer value)
 # Minimum value: 1
+# This option is deprecated for removal since 2024.1 (Caracal).
+# Its value may be silently ignored in the future.
+# Reason: The entire glance scrubber, including this option, is scheduled to be
+# removed during the 2024.2 (Dalmatian) development cycle.
 #scrub_pool_size = 1
 
-#
+# DEPRECATED:
 # Turn on/off delayed delete.
 #
 # Typically when an image is deleted, the ``glance-api`` service puts the image
@@ -1039,6 +1068,10 @@
 #     * ``scrub_pool_size``
 #
 #  (boolean value)
+# This option is deprecated for removal since 2024.1 (Caracal).
+# Its value may be silently ignored in the future.
+# Reason: The entire glance scrubber, including this option, is scheduled to be
+# removed during the 2024.2 (Dalmatian) development cycle.
 #delayed_delete = false
 
 #
@@ -1106,7 +1139,10 @@
 # set. (boolean value)
 #use_stderr = false
 
-# Log output to Windows Event Log. (boolean value)
+# DEPRECATED: Log output to Windows Event Log. (boolean value)
+# This option is deprecated for removal.
+# Its value may be silently ignored in the future.
+# Reason: Windows support is no longer maintained.
 #use_eventlog = false
 
 # The amount of time before the log files are rotated. This option is ignored
@@ -1763,14 +1799,6 @@
 # value)
 #mysql_wsrep_sync_wait = <None>
 
-# DEPRECATED: If True, transparently enables support for handling MySQL Cluster
-# (NDB). (boolean value)
-# This option is deprecated for removal since 12.1.0.
-# Its value may be silently ignored in the future.
-# Reason: Support for the MySQL NDB Cluster storage engine has been deprecated
-# and will be removed in a future release.
-#mysql_enable_ndb = false
-
 # Connections which have been present in the connection pool longer than this
 # number of seconds will be replaced with a new one the next time they are
 # checked out from the pool. (integer value)
@@ -2151,15 +2179,15 @@
 #  (string value)
 #rbd_store_ceph_conf =
 
-# DEPRECATED:
+#
 # Timeout value for connecting to Ceph cluster.
 #
 # This configuration option takes in the timeout value in seconds used
 # when connecting to the Ceph cluster i.e. it sets the time to wait for
 # glance-api before closing the connection. This prevents glance-api
 # hangups during the connection to RBD. If the value for this option
-# is set to less than or equal to 0, no timeout is set and the default
-# librados value is used.
+# is set to less than 0, no timeout is set and the default librados value
+# is used.
 #
 # Possible Values:
 #     * Any integer value
@@ -2168,14 +2196,7 @@
 #     * None
 #
 #  (integer value)
-# This option is deprecated for removal since Zed.
-# Its value may be silently ignored in the future.
-# Reason:
-# This option has not had any effect in years. Users willing to set a timeout
-# for
-# connecting to the Ceph cluster should use 'client_mount_timeout' in Ceph's
-# configuration file.
-#rados_connect_timeout = 0
+#rados_connect_timeout = -1
 
 #
 # Enable or not thin provisioning in this backend.
@@ -3911,15 +3932,15 @@
 #  (string value)
 #rbd_store_ceph_conf =
 
-# DEPRECATED:
+#
 # Timeout value for connecting to Ceph cluster.
 #
 # This configuration option takes in the timeout value in seconds used
 # when connecting to the Ceph cluster i.e. it sets the time to wait for
 # glance-api before closing the connection. This prevents glance-api
 # hangups during the connection to RBD. If the value for this option
-# is set to less than or equal to 0, no timeout is set and the default
-# librados value is used.
+# is set to less than 0, no timeout is set and the default librados value
+# is used.
 #
 # Possible Values:
 #     * Any integer value
@@ -3928,14 +3949,7 @@
 #     * None
 #
 #  (integer value)
-# This option is deprecated for removal since Zed.
-# Its value may be silently ignored in the future.
-# Reason:
-# This option has not had any effect in years. Users willing to set a timeout
-# for
-# connecting to the Ceph cluster should use 'client_mount_timeout' in Ceph's
-# configuration file.
-#rados_connect_timeout = 0
+#rados_connect_timeout = -1
 
 #
 # Enable or not thin provisioning in this backend.
@@ -4899,6 +4913,14 @@
 # back as part of a request. (list value)
 #backends =
 
+# A list of network addresses to limit source ip allowed to access healthcheck
+# information. Any request from ip outside of these network addresses are
+# ignored. (list value)
+#allowed_source_ranges =
+
+# Ignore requests with proxy headers. (boolean value)
+#ignore_proxied_requests = false
+
 # Check the presence of a file to determine if an application is running on a
 # port. Used by DisableByFileHealthcheck plugin. (string value)
 #disable_by_file_path = <None>
@@ -5340,6 +5362,10 @@
 # used. (floating point value)
 #status_code_retry_delay = <None>
 
+# List of retriable HTTP status codes that should be retried. If not set default
+# to  [503] (list value)
+#retriable_status_codes = <None>
+
 
 [oslo_messaging_amqp]
 
@@ -5769,8 +5795,11 @@
 
 # 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
+# The parameter affects only reply and fanout queues. Setting 0 as value will
+# disable the x-expires. If doing so, make sure you have a rabbitmq policy to
+# delete the queues or you deployment will create an infinite number of queue
+# over time. (integer value)
+# Minimum value: 0
 #rabbit_transient_queues_ttl = 1800
 
 # Specifies the number of messages to prefetch. Setting to zero allows unlimited
@@ -5783,7 +5812,7 @@
 
 # How often times during the heartbeat_timeout_threshold we check the heartbeat.
 # (integer value)
-#heartbeat_rate = 2
+#heartbeat_rate = 3
 
 # DEPRECATED: (DEPRECATED) Enable/Disable the RabbitMQ mandatory flag for direct
 # send. The direct send is used as reply, so the MessageUndeliverable exception
@@ -6093,7 +6122,7 @@
 # From glance.api
 #
 
-#
+# DEPRECATED:
 # Preference order of storage backends.
 #
 # Provide a comma separated list of store names in the order in
@@ -6121,6 +6150,12 @@
 #     * stores
 #
 #  (list value)
+# This option is deprecated for removal since Caracal.
+# Its value may be silently ignored in the future.
+# Reason:
+# In Bobcat, a new weighing mechanism has been introduced, which makes the
+# location strategy obsolete.  This option is scheduled to be removed during the
+# Dalmatian development cycle.
 #store_type_preference =
 
 
@@ -6300,6 +6335,9 @@
 # Mountpoint of KV store in Vault to use, for example: secret (string value)
 #kv_mountpoint = secret
 
+# Path relative to root of KV store in Vault to use. (string value)
+#kv_path = <None>
+
 # Version of KV store in Vault to use, for example: 2 (integer value)
 #kv_version = 2