syntax = "proto3";

package envoy.extensions.tracers.xray.v4alpha;

import "envoy/config/core/v4alpha/address.proto";
import "envoy/config/core/v4alpha/base.proto";

import "google/protobuf/struct.proto";

import "udpa/annotations/status.proto";
import "udpa/annotations/versioning.proto";
import "validate/validate.proto";

option java_package = "io.envoyproxy.envoy.extensions.tracers.xray.v4alpha";
option java_outer_classname = "XrayProto";
option java_multiple_files = true;
option (udpa.annotations.file_status).package_version_status = NEXT_MAJOR_VERSION_CANDIDATE;

// [#protodoc-title: AWS X-Ray Tracer Configuration]
// Configuration for AWS X-Ray tracer

message XRayConfig {
  option (udpa.annotations.versioning).previous_message_type = "envoy.config.trace.v3.XRayConfig";

  message SegmentFields {
    option (udpa.annotations.versioning).previous_message_type =
        "envoy.config.trace.v3.XRayConfig.SegmentFields";

    // The type of AWS resource, e.g. "AWS::AppMesh::Proxy".
    string origin = 1;

    // AWS resource metadata dictionary.
    // See: `X-Ray Segment Document documentation <https://docs.aws.amazon.com/xray/latest/devguide/xray-api-segmentdocuments.html#api-segmentdocuments-aws>`__
    google.protobuf.Struct aws = 2;
  }

  // The UDP endpoint of the X-Ray Daemon where the spans will be sent.
  // If this value is not set, the default value of 127.0.0.1:2000 will be used.
  config.core.v4alpha.SocketAddress daemon_endpoint = 1;

  // The name of the X-Ray segment.
  string segment_name = 2 [(validate.rules).string = {min_len: 1}];

  // The location of a local custom sampling rules JSON file.
  // For an example of the sampling rules see:
  // `X-Ray SDK documentation
  // <https://docs.aws.amazon.com/xray/latest/devguide/xray-sdk-go-configuration.html#xray-sdk-go-configuration-sampling>`_
  config.core.v4alpha.DataSource sampling_rule_manifest = 3;

  // Optional custom fields to be added to each trace segment.
  // see: `X-Ray Segment Document documentation
  // <https://docs.aws.amazon.com/xray/latest/devguide/xray-api-segmentdocuments.html>`__
  SegmentFields segment_fields = 4;
}