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/*
*
* Copyright 2018 gRPC 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.
*
*/
#ifndef GRPC_SRC_CPP_SERVER_LOAD_REPORTER_UTIL_H
#define GRPC_SRC_CPP_SERVER_LOAD_REPORTER_UTIL_H
#include <grpc/impl/codegen/port_platform.h>
namespace grpc {
namespace load_reporter {
// TODO(juanlishen): Update the version number with the PR number every time
// there is any change to the server load reporter.
constexpr uint32_t kVersion = 15853;
// TODO(juanlishen): This window size is from the internal spec for the load
// reporter. Need to ask the gRPC LB team whether we should make this and the
// fetching interval configurable.
constexpr uint32_t kFeedbackSampleWindowSeconds = 10;
constexpr uint32_t kFetchAndSampleIntervalSeconds = 1;
constexpr size_t kLbIdLength = 8;
constexpr size_t kIpv4AddressLength = 8;
constexpr size_t kIpv6AddressLength = 32;
constexpr char kInvalidLbId[] = "<INVALID_LBID_238dsb234890rb>";
// Call statuses.
constexpr char kCallStatusOk[] = "OK";
constexpr char kCallStatusServerError[] = "5XX";
constexpr char kCallStatusClientError[] = "4XX";
// Tag keys.
constexpr char kTagKeyToken[] = "token";
constexpr char kTagKeyHost[] = "host";
constexpr char kTagKeyUserId[] = "user_id";
constexpr char kTagKeyStatus[] = "status";
constexpr char kTagKeyMetricName[] = "metric_name";
// Measure names.
constexpr char kMeasureStartCount[] = "grpc.io/lb/start_count";
constexpr char kMeasureEndCount[] = "grpc.io/lb/end_count";
constexpr char kMeasureEndBytesSent[] = "grpc.io/lb/bytes_sent";
constexpr char kMeasureEndBytesReceived[] = "grpc.io/lb/bytes_received";
constexpr char kMeasureEndLatencyMs[] = "grpc.io/lb/latency_ms";
constexpr char kMeasureOtherCallMetric[] = "grpc.io/lb/other_call_metric";
// View names.
constexpr char kViewStartCount[] = "grpc.io/lb_view/start_count";
constexpr char kViewEndCount[] = "grpc.io/lb_view/end_count";
constexpr char kViewEndBytesSent[] = "grpc.io/lb_view/bytes_sent";
constexpr char kViewEndBytesReceived[] = "grpc.io/lb_view/bytes_received";
constexpr char kViewEndLatencyMs[] = "grpc.io/lb_view/latency_ms";
constexpr char kViewOtherCallMetricCount[] =
"grpc.io/lb_view/other_call_metric_count";
constexpr char kViewOtherCallMetricValue[] =
"grpc.io/lb_view/other_call_metric_value";
} // namespace load_reporter
} // namespace grpc
#endif // GRPC_SRC_CPP_SERVER_LOAD_REPORTER_UTIL_H
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