Merge pull request #3 from prasanna08/add-proto-files

Add proto files

.gitignore

@@ -1,3 +1,2 @@
 .vscode/*
 third_party/*
-

text_classifier.proto

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+// coding: utf-8
+//
+// Copyright 2020 The Oppia Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+syntax = "proto3";
+
+message TextClassifierFrozenModel {
+  // The parameters of a trained text classifier model which are necessary
+  // for inference.
+  string model_json = 1;
+}

training_job_response_payload.proto

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+// coding: utf-8
+//
+// Copyright 2020 The Oppia Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+syntax = "proto3";
+
+import "text_classifier.proto";
+
+// Training job response payload contains job result of the training job
+// along with other metadata items such as vm_id (to identify which VM executed
+// this job) and signature of the payload for security purpose.
+message TrainingJobResponsePayload {
+  // Job result of the training job. Job result contains the ID of the Job and
+  // trained model (frozen model) of the job.
+  message JobResult {
+    // Id of the training job whose data is being stored.
+    string job_id = 1;
+
+    // Each of the classifier algorithms' proto message must be present in
+    // the oneof classifier_data field.
+    oneof classifier_frozen_model {
+      TextClassifierFrozenModel text_classifier = 2;
+    }
+  }
+  JobResult job_result = 1;
+
+  // Id of the VM instance that trained the job.
+  string vm_id = 2;
+
+  // Signature of the job data for authenticated communication.
+  string signature = 3;
+}