/*
 * Copyright (C) 2023 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 = "proto2";

import "protos/perfetto/common/protolog_common.proto";

package perfetto.protos;

// Custom configuration for the "android.protolog" data source.
// ProtoLog is a logging mechanism that is intented to be more efficient than
// logcat. This configures what logs to capture in the tracing instance.
message ProtoLogConfig {
  enum TracingMode {
    // When using the DEFAULT tracing mode, only log groups and levels specified
    // in the group_overrides are traced.
    DEFAULT = 0;
    // When using the ENABLE_ALL tracing mode, all log groups and levels are
    // traced, unless specified in the group_overrides.
    ENABLE_ALL = 1;
  }

  // Specified the configurations for each of the logging groups. If none is
  // specified for a group the defaults will be used.
  repeated ProtoLogGroup group_overrides = 1;
  // Specified what tracing mode to use for the tracing instance.
  optional TracingMode tracing_mode = 2;
  // If set, any message with log level higher than this level (inclusive) will
  // be traced. Group overrides take precedence over this value.
  optional ProtoLogLevel default_log_from_level = 3;
}

message ProtoLogGroup {
  // The ProtoLog group name this configuration entry applies to.
  optional string group_name = 1;
  // Specify the level from which to start capturing protologs.
  // e.g. if ProtoLogLevel.WARN is specified only warning, errors and fatal log
  // message will be traced.
  optional ProtoLogLevel log_from = 2;
  // When set to true we will collect the stacktrace for each protolog message
  // in this group that we are tracing.
  optional bool collect_stacktrace = 3;
}