feat(proto): Define CommonReplicaSpec in common.proto

Resolves: flyteorg#4408
Signed-off-by: Chi-Sheng Liu <chishengliu@chishengliu.com>

flyteidl/protos/flyteidl/plugins/common.proto

@@ -0,0 +1,27 @@
+syntax = "proto3";
+
+package flyteidl.plugins;
+
+option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins";
+
+import "flyteidl/core/tasks.proto";
+
+enum RestartPolicy {
+  RESTART_POLICY_NEVER = 0;
+  RESTART_POLICY_ON_FAILURE = 1;
+  RESTART_POLICY_ALWAYS = 2;
+}
+
+message CommonReplicaSpec {
+  // Number of replicas
+  int32 replicas = 1;
+
+  // Image used for the replica group
+  string image = 2;
+
+  // Resources required for the replica group
+  core.Resources resources = 3;
+
+  // RestartPolicy determines whether pods will be restarted when they exit
+  RestartPolicy restart_policy = 4;
+}

flyteidl/protos/flyteidl/plugins/kubeflow/common.proto

@@ -2,14 +2,9 @@ syntax = "proto3";
 
 package flyteidl.plugins.kubeflow;
 
-option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins";
+option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins/kubeflow";
 
-
-enum RestartPolicy {
-    RESTART_POLICY_NEVER = 0;
-    RESTART_POLICY_ON_FAILURE = 1;
-    RESTART_POLICY_ALWAYS = 2;
-}
+import public "flyteidl/plugins/common.proto";
 
 enum CleanPodPolicy {
     CLEANPOD_POLICY_NONE = 0;
@@ -30,4 +25,4 @@ message RunPolicy {
 
     // Number of retries before marking this job failed.
     int32 backoff_limit = 4;
-}
+}

flyteidl/protos/flyteidl/plugins/kubeflow/mpi.proto

@@ -2,9 +2,8 @@ syntax = "proto3";
 
 package flyteidl.plugins.kubeflow;
 
-option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins";
+option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins/kubeflow";
 
-import "flyteidl/core/tasks.proto";
 import "flyteidl/plugins/kubeflow/common.proto";
 
 // Proto for plugin that enables distributed training using https://github.com/kubeflow/mpi-operator
@@ -26,18 +25,11 @@ message DistributedMPITrainingTask {
 
 // Replica specification for distributed MPI training
 message DistributedMPITrainingReplicaSpec {
-  // Number of replicas
-  int32 replicas = 1;
-
-  // Image used for the replica group
-  string image = 2;
-
-  // Resources required for the replica group
-  core.Resources resources = 3;
-
-  // Restart policy determines whether pods will be restarted when they exit
-  RestartPolicy restart_policy = 4;
+  reserved 1, 2, 3, 4;
 
   // MPI sometimes requires different command set for different replica groups
   repeated string command = 5;
-}
+
+  // The common replica spec
+  CommonReplicaSpec common = 6;
+}

flyteidl/protos/flyteidl/plugins/kubeflow/pytorch.proto

@@ -2,9 +2,8 @@ syntax = "proto3";
 
 package flyteidl.plugins.kubeflow;
 
-option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins";
+option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins/kubeflow";
 
-import "flyteidl/core/tasks.proto";
 import "flyteidl/plugins/kubeflow/common.proto";
 
 // Custom proto for torch elastic config for distributed training using 
@@ -35,15 +34,8 @@ message DistributedPyTorchTrainingTask {
 }
 
 message DistributedPyTorchTrainingReplicaSpec {
-  // Number of replicas
-  int32 replicas = 1;
+  reserved 1, 2, 3, 4;
 
-  // Image used for the replica group
-  string image = 2;
-
-  // Resources required for the replica group
-  core.Resources resources = 3;
-
-  // RestartPolicy determines whether pods will be restarted when they exit
-  RestartPolicy restart_policy = 4;
+  // The common replica spec
+  CommonReplicaSpec common = 5;
 }

flyteidl/protos/flyteidl/plugins/kubeflow/tensorflow.proto

@@ -2,9 +2,8 @@ syntax = "proto3";
 
 package flyteidl.plugins.kubeflow;
 
-option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins";
+option go_package = "github.com/flyteorg/flyte/flyteidl/gen/pb-go/flyteidl/plugins/kubeflow";
 
-import "flyteidl/core/tasks.proto";
 import "flyteidl/plugins/kubeflow/common.proto";
 
 // Proto for plugin that enables distributed training using https://github.com/kubeflow/tf-operator
@@ -28,15 +27,8 @@ message DistributedTensorflowTrainingTask {
 }
 
 message DistributedTensorflowTrainingReplicaSpec {
-  // Number of replicas
-  int32 replicas = 1;
+  reserved 1, 2, 3, 4;
 
-  // Image used for the replica group
-  string image = 2;
-
-  // Resources required for the replica group
-  core.Resources resources = 3;
-
-  // RestartPolicy Determines whether pods will be restarted when they exit
-  RestartPolicy restart_policy = 4;
+  // The common replica spec
+  CommonReplicaSpec common = 5;
 }