log.proto

// Copyright(c) 2017-2018 Zededa, Inc.
// All rights reserved.

syntax = "proto3";

import "google/protobuf/timestamp.proto";

package org.lfedge.eve.logs;
option go_package  = "github.com/lf-edge/eve-api/go/logs";
option java_package = "org.lfedge.eve.logs";

message LogEntry {
  string severity = 1; // e.g., INFO, DEBUG, ERROR etc.
  string source = 2;   // Source of the msg, zedmanager etc.
  string iid = 3;      // instance ID of the source (e.g., PID)
  string content = 4;  // actual log message
  uint64 msgid = 5;    // monotonically increasing number (detect drops)
  map <string, string> tags = 6; // additional meta info <key,value>
  google.protobuf.Timestamp timestamp = 7; // timestamp of the msg
  string filename = 8;
  string function = 9;
}

// This is the request payload for POST /api/v1/edgeDevice/logs
// ZInfoMsg carries device logs to the controller.
// The messages need to be retransmitted until they make it to the controller.
// The message is assumed to be protected by a TLS session bound to the
// device certificate.
message LogBundle {
  string devID = 1; // Device UUID
  string image = 2; // SW image the log got emitted from
  repeated LogEntry log = 3; // Log entries
  google.protobuf.Timestamp timestamp = 4; // upload timestamp
  string eveVersion = 5; // EVE software version
}

// This is the request payload for POST /api/v1/edgeDevice/apps/instances/id/<app-instance-uuid>/logs
message AppInstanceLogBundle {
  repeated LogEntry log = 1; // Log entries
  google.protobuf.Timestamp timestamp = 2; // upload timestamp
}

// This is the reply payload for device log processing from controller
message ServerMetrics {
  float  cpu_percentage = 1;         // controller CPU usage in percentage
  uint32 log_process_delay_msec = 2; // log messages processing delay in msec
}