ruby/proto/gitaly/praefect_services_pb.rb in gitaly-13.7.0.pre.rc1 vs ruby/proto/gitaly/praefect_services_pb.rb in gitaly-13.7.0.pre.rc4

@@ -24,9 +24,18 @@
       rpc :DatalossCheck, Gitaly::DatalossCheckRequest, Gitaly::DatalossCheckResponse
       # SetAuthoritativeStorage sets the authoritative storage for a repository on a given virtual storage.
       # This causes the current version of the repository on the authoritative storage to be considered the
       # latest and overwrite any other version on the virtual storage.
       rpc :SetAuthoritativeStorage, Gitaly::SetAuthoritativeStorageRequest, Gitaly::SetAuthoritativeStorageResponse
+      # SetReplicationFactor assigns or unassigns host nodes from the repository to meet the desired replication factor.
+      # SetReplicationFactor returns an error when trying to set a replication factor that exceeds the storage node count
+      # in the virtual storage. An error is also returned when trying to set a replication factor below one. The primary node
+      # won't be unassigned as it needs a copy of the repository to accept writes. Likewise, the primary is the first storage
+      # that gets assigned when setting a replication factor for a repository. Assignments of unconfigured storages are ignored.
+      # This might cause the actual replication factor to be higher than desired if the replication factor is set during an upgrade
+      # from a Praefect node that does not yet know about a new node. As assignments of unconfigured storages are ignored, replication
+      # factor of repositories assigned to a storage node removed from the cluster is effectively decreased.
+      rpc :SetReplicationFactor, Gitaly::SetReplicationFactorRequest, Gitaly::SetReplicationFactorResponse
     end
 
     Stub = Service.rpc_stub_class
   end
 end