@opentelemetry/otlp-transformer
Version:
Transform OpenTelemetry SDK data into OTLP
69 lines • 2.58 kB
JavaScript
;
/*
* Copyright The OpenTelemetry 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
*
* https://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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.getOtlpEncoder = exports.encodeAsString = exports.encodeAsLongBits = exports.toLongBits = exports.hrTimeToNanos = void 0;
const core_1 = require("@opentelemetry/core");
const hex_to_binary_1 = require("./hex-to-binary");
function hrTimeToNanos(hrTime) {
const NANOSECONDS = BigInt(1000000000);
return BigInt(hrTime[0]) * NANOSECONDS + BigInt(hrTime[1]);
}
exports.hrTimeToNanos = hrTimeToNanos;
function toLongBits(value) {
const low = Number(BigInt.asUintN(32, value));
const high = Number(BigInt.asUintN(32, value >> BigInt(32)));
return { low, high };
}
exports.toLongBits = toLongBits;
function encodeAsLongBits(hrTime) {
const nanos = hrTimeToNanos(hrTime);
return toLongBits(nanos);
}
exports.encodeAsLongBits = encodeAsLongBits;
function encodeAsString(hrTime) {
const nanos = hrTimeToNanos(hrTime);
return nanos.toString();
}
exports.encodeAsString = encodeAsString;
const encodeTimestamp = typeof BigInt !== 'undefined' ? encodeAsString : core_1.hrTimeToNanoseconds;
function identity(value) {
return value;
}
function optionalHexToBinary(str) {
if (str === undefined)
return undefined;
return (0, hex_to_binary_1.hexToBinary)(str);
}
const DEFAULT_ENCODER = {
encodeHrTime: encodeAsLongBits,
encodeSpanContext: hex_to_binary_1.hexToBinary,
encodeOptionalSpanContext: optionalHexToBinary,
};
function getOtlpEncoder(options) {
if (options === undefined) {
return DEFAULT_ENCODER;
}
const useLongBits = options.useLongBits ?? true;
const useHex = options.useHex ?? false;
return {
encodeHrTime: useLongBits ? encodeAsLongBits : encodeTimestamp,
encodeSpanContext: useHex ? identity : hex_to_binary_1.hexToBinary,
encodeOptionalSpanContext: useHex ? identity : optionalHexToBinary,
};
}
exports.getOtlpEncoder = getOtlpEncoder;
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