syntax = "proto3";

package proto;

import "google/protobuf/empty.proto";
import "google/protobuf/timestamp.proto";

// The Init service definition.
service Init {
  rpc Reboot(google.protobuf.Empty) returns (RebootReply) {}
  rpc Shutdown(google.protobuf.Empty) returns (ShutdownReply) {}
  rpc Upgrade(UpgradeRequest) returns (UpgradeReply) {}
  rpc ServiceList(google.protobuf.Empty) returns (ServiceListReply) {}
}


// The response message containing the reboot status.
message RebootReply {}

// The response message containing the shutdown status.
message ShutdownReply {}

message UpgradeRequest {
	string url = 1;
}

message UpgradeReply { string ack = 1; }

message ServiceListReply {
  repeated ServiceInfo services = 1;
}

message ServiceInfo {
  string id = 1;
  string state = 2;
  ServiceEvents events = 3;
  ServiceHealth health = 4;
}

message ServiceEvents {
  repeated ServiceEvent events = 1;
}

message ServiceEvent {
  string msg = 1;
  string state = 2;
  google.protobuf.Timestamp ts = 3;
}

message ServiceHealth {
  bool unknown = 1;
  bool healthy = 2;
  string lastMessage = 3;
  google.protobuf.Timestamp lastChange = 4;
}