Updation that the latest gnmi_ext.proto supports the 'Commit' option

Author: sodn

connector/src/yang/connector/proto/protofiles/gnmi_ext.proto

@@ -89,3 +89,53 @@ message TimeRange {
   int64 start = 1; // Nanoseconds since the epoch
   int64 end = 2;   // Nanoseconds since the epoch
 }
+// Commit confirmed extension allows automated revert of the configuration after
+// certain duration if an explicit confirmation is not issued. It allows
+// explicit cancellation of the commit during the rollback window. There cannot
+// be more than one commit active at a given time. The document about gNMI
+// commit confirmed can be found at
+// https://github.com/openconfig/reference/blob/master/rpc/gnmi/gnmi-commit-confirmed.md
+message Commit {
+  // ID is provided by the client during the commit request. During confirm and
+  // cancel actions the provided ID should match the ID provided during commit.
+  // If ID is not passed in any actions server shall return error.
+  // Required.
+  string id = 1;
+  oneof action {
+    // commit action creates a new commit. If a commit is on-going, server
+    // returns error.
+    CommitRequest commit = 2;
+    // confirm action will confirm an on-going commit, the ID provided during
+    // confirm should match the on-going commit ID.
+    CommitConfirm confirm = 3;
+    // cancel action will cancel an on-going commit, the ID provided during
+    // cancel should match the on-going commit ID.
+    CommitCancel cancel = 4;
+    // set rollback duration action sets the rollback duration of an on-going commit
+    // to a new value.
+    // The ID provided with the Commit message should match the on-going commit ID.
+    CommitSetRollbackDuration set_rollback_duration = 5;
+  }
+}
+
+// CommitRequest is used to create a new confirmed commit. It hold additional
+// parameter requried for commit action.
+message CommitRequest {
+  // Maximum duration to wait for a confirmaton before reverting the commit.
+  google.protobuf.Duration rollback_duration = 1;
+}
+
+// CommitConfirm is used to confirm an on-going commit. It hold additional
+// parameter requried for confirm action.
+message CommitConfirm {}
+
+// CommitCancel is used to cancel an on-going commit. It hold additional
+// parameter requried for cancel action.
+message CommitCancel {}
+
+// CommitSetRollbackDuration is used to set the existing rollback duration value
+// of an on-going commit to a new desired value.
+message CommitSetRollbackDuration {
+  // Maximum duration to wait for a confirmaton before reverting the commit.
+  google.protobuf.Duration rollback_duration = 1;
+}