@opentelemetry/otlp-exporter-base
Version:
OpenTelemetry OTLP Exporter base (for internal use only)
78 lines • 3.33 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.getHttpConfigurationDefaults = exports.mergeOtlpHttpConfigurationWithDefaults = void 0;
const shared_configuration_1 = require("./shared-configuration");
const util_1 = require("../util");
function mergeHeaders(userProvidedHeaders, fallbackHeaders, defaultHeaders) {
const requiredHeaders = {
...defaultHeaders(),
};
const headers = {};
return () => {
// add fallback ones first
if (fallbackHeaders != null) {
Object.assign(headers, fallbackHeaders());
}
// override with user-provided ones
if (userProvidedHeaders != null) {
Object.assign(headers, userProvidedHeaders());
}
// override required ones.
return Object.assign(headers, requiredHeaders);
};
}
function validateUserProvidedUrl(url) {
if (url == null) {
return undefined;
}
try {
new URL(url);
return url;
}
catch (e) {
throw new Error(`Configuration: Could not parse user-provided export URL: '${url}'`);
}
}
/**
* @param userProvidedConfiguration Configuration options provided by the user in code.
* @param fallbackConfiguration Fallback to use when the {@link userProvidedConfiguration} does not specify an option.
* @param defaultConfiguration The defaults as defined by the exporter specification
*/
function mergeOtlpHttpConfigurationWithDefaults(userProvidedConfiguration, fallbackConfiguration, defaultConfiguration) {
return {
...(0, shared_configuration_1.mergeOtlpSharedConfigurationWithDefaults)(userProvidedConfiguration, fallbackConfiguration, defaultConfiguration),
headers: mergeHeaders((0, util_1.validateAndNormalizeHeaders)(userProvidedConfiguration.headers), fallbackConfiguration.headers, defaultConfiguration.headers),
url: validateUserProvidedUrl(userProvidedConfiguration.url) ??
fallbackConfiguration.url ??
defaultConfiguration.url,
agentOptions: userProvidedConfiguration.agentOptions ??
fallbackConfiguration.agentOptions ??
defaultConfiguration.agentOptions,
};
}
exports.mergeOtlpHttpConfigurationWithDefaults = mergeOtlpHttpConfigurationWithDefaults;
function getHttpConfigurationDefaults(requiredHeaders, signalResourcePath) {
return {
...(0, shared_configuration_1.getSharedConfigurationDefaults)(),
headers: () => requiredHeaders,
url: 'http://localhost:4318/' + signalResourcePath,
agentOptions: { keepAlive: true },
};
}
exports.getHttpConfigurationDefaults = getHttpConfigurationDefaults;
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