/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * 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";

package tradefed.invocation.server;

option java_package = "com.proto.tradefed.invocation";
option java_outer_classname = "TradefedInvocationService";

option java_multiple_files = true;
option java_generic_services = true;

// The Tradefed invocation service provides TF test lifecycle management.
service TestInvocationManagement {
  // Submit a new test command request.
  rpc SubmitTestCommand(NewTestCommandRequest) returns (NewTestCommandResponse) {}
  // Query the invocation detail info of a specific test command.
  rpc GetInvocationDetail(InvocationDetailRequest) returns (InvocationDetailResponse) {}
  // Request an invocation to be stopped, non-blocking.
  rpc StopInvocation(StopInvocationRequest) returns (StopInvocationResponse) {}
  // Request the Tradefed process to exit after a delay that specified by the client, non-blocking.
  rpc ShutdownTradefed(ShutdownTradefedRequest) returns (ShutdownTradefedResponse) {}
}

// A new TF test request.
message NewTestCommandRequest {
  // The test command arguments.
  repeated string args = 1;
  // If the devices were pre-reserved, you can select them by reservation ids
  repeated string reservation_id = 2;
}

// Response for submitted test.
message NewTestCommandResponse {
  // Invocation id of the requested test, unset if the test request command could not be
  // parsed or was not added successfully.
  string invocation_id = 1;
  // If set, an error occurred and is described by ErrorInfo.
  CommandErrorInfo command_error_info = 2;
}

// Request the invocation to stop
message StopInvocationRequest {
  // Invocation id of the test to request stop
  string invocation_id = 1;
  // Specify a reason to be associated with the stop request
  string reason = 2;
}

message StopInvocationResponse {
  // Type of invocation status
  enum Status {
    UNSPECIFIED = 0;
    SUCCESS = 1;
    ERROR = 2;
  }
  // The type of status.
  Status status = 1;
  // If set, an error occurred and is described by ErrorInfo.
  CommandErrorInfo command_error_info = 2;
}

// Request the Tradefed Java Process to exit after a delay
message ShutdownTradefedRequest {
  // The delay of Tradefed process exit in ms
  int32 shutdown_delay = 1;
}

message ShutdownTradefedResponse {
  // Type of Shutdown Tradefed Request status
  enum Status {
    RECEIVED = 0;
  }
  // The type of status.
  Status status = 1;
}

// The current status of the test command.
message InvocationStatus {
  // Type of invocation status
  enum Status {
    // Invocation is not invoked.
    PENDING = 0;
    // Invocation is running.
    RUNNING = 1;
    // Invocation is done, test record ready to retrieve.
    DONE = 2;
    // Invocation id is unknown.
    UNKNOWN = 3;
  }
  // The type of status.
  Status status = 1;
  // Reason for the status of the invocation
  string status_reason = 2;
}

// Query invocation detail request.
message InvocationDetailRequest {
  // Test invocation id.
  string invocation_id = 1;
}

// Query invocation detail response.
message InvocationDetailResponse {
  // The status of queried invocation.
  InvocationStatus invocation_status = 1;
  // Test record proto path if available.
  string test_record_path = 2;
}

// Describe an error and its identifiers for response
message CommandErrorInfo {
  // The error message associated with response
  string error_message = 1;
  // The error identifier for the error
  string error_name = 2;
  // The error code associated with the identifier
  int64 error_code = 3;
}