// Copyright The Helm Authors.
//
// 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 hapi.services.rudder;

import "hapi/release/info.proto";
import "hapi/release/release.proto";

option go_package = "rudder";

service ReleaseModuleService {
	rpc Version(VersionReleaseRequest) returns (VersionReleaseResponse)  {
	}

	// InstallRelease requests installation of a chart as a new release.
	rpc InstallRelease(InstallReleaseRequest) returns (InstallReleaseResponse) {
	}

	// DeleteRelease requests deletion of a named release.
	rpc DeleteRelease(DeleteReleaseRequest) returns (DeleteReleaseResponse) {
	}

	// RollbackRelease rolls back a release to a previous version.
	rpc RollbackRelease(RollbackReleaseRequest) returns (RollbackReleaseResponse) {
	}

	// UpgradeRelease updates release content.
	rpc UpgradeRelease(UpgradeReleaseRequest) returns (UpgradeReleaseResponse) {
	}

	// ReleaseStatus retrieves release status.
	rpc ReleaseStatus(ReleaseStatusRequest) returns (ReleaseStatusResponse) {
	}
}

message Result {
	enum Status {
		// No status set
		UNKNOWN = 0;
		// Operation was successful
		SUCCESS = 1;
		// Operation had no results (e.g. upgrade identical, rollback to same, delete non-existent)
		UNCHANGED = 2;
		// Operation failed
		ERROR = 3;
	}
	string info = 1;
	repeated string log = 2;
}

message VersionReleaseRequest {
}

message VersionReleaseResponse {
	string name = 1;     // The canonical name of the release module
	string version = 2;  // The version of the release module
}

message InstallReleaseRequest {
	hapi.release.Release release = 1;
}
message InstallReleaseResponse {
	hapi.release.Release release = 1;
	Result result = 2;
}

message DeleteReleaseRequest {
	hapi.release.Release release = 1;
}
message DeleteReleaseResponse {
	hapi.release.Release release = 1;
	Result result = 2;
}

message UpgradeReleaseRequest{
        hapi.release.Release current = 1;
        hapi.release.Release target = 2;
        int64 Timeout = 3;
        bool Wait = 4;
        bool Recreate = 5;
        bool Force = 6;
}
message UpgradeReleaseResponse{
	hapi.release.Release release = 1;
	Result result = 2;
}

message RollbackReleaseRequest{
        hapi.release.Release current = 1;
        hapi.release.Release target = 2;
        int64 Timeout = 3;
        bool Wait = 4;
        bool Recreate = 5;
        bool Force = 6;
}
message RollbackReleaseResponse{
	hapi.release.Release release = 1;
	Result result = 2;
}

message ReleaseStatusRequest{
        hapi.release.Release release = 1;
}
message ReleaseStatusResponse{
	hapi.release.Release release = 1;
	hapi.release.Info info = 2;
}