Update box.cfg()

Author: andreyaksenov

doc/reference/configuration/cfg_replication.rst

@@ -16,6 +16,10 @@
 * :ref:`election_mode <cfg_replication-election_mode>`
 * :ref:`election_timeout <cfg_replication-election_timeout>`
 * :ref:`election_fencing_mode <cfg_replication-election_fencing_mode>`
+* :ref:`instance_name <cfg_replication-instance_name>`
+* :ref:`replicaset_name <cfg_replication-replicaset_name>`
+* :ref:`cluster_name <cfg_replication-cluster_name>`
+
 
 .. _cfg_replication-replication:
 
@@ -708,3 +712,54 @@
     | Default: 'soft'
     | Environment variable: TT_ELECTION_FENCING_MODE
     | Dynamic: yes
+
+.. _cfg_replication-instance_name:
+
+.. confval:: instance_name
+
+    Since version :doc:`3.0.0 </release/3.0.0>`.
+
+    Specify the instance name.
+    This value must be unique in a replica set.
+
+    See also: :ref:`box_info_name`
+
+    |
+    | Type: string
+    | Default: null
+    | Environment variable: TT_INSTANCE_NAME
+    | Dynamic: no
+
+.. _cfg_replication-replicaset_name:
+
+.. confval:: replicaset_name
+
+    Since version :doc:`3.0.0 </release/3.0.0>`.
+
+    Specify the name of a replica set to which this instance belongs.
+    This value must be the same for all instances of the replica set.
+
+    See also: :ref:`box_info_replicaset`
+
+    |
+    | Type: string
+    | Default: null
+    | Environment variable: TT_REPLICASET_NAME
+    | Dynamic: no
+
+.. _cfg_replication-cluster_name:
+
+.. confval:: cluster_name
+
+    Since version :doc:`3.0.0 </release/3.0.0>`.
+
+    Specify the name of a cluster to which this instance belongs.
+    This value must be the same for all instances of the cluster.
+
+    See also: :ref:`box_info_cluster`
+
+    |
+    | Type: string
+    | Default: null
+    | Environment variable: TT_CLUSTER_NAME
+    | Dynamic: no