104 lines
4.2 KiB
JavaScript
104 lines
4.2 KiB
JavaScript
/*
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* Copyright The OpenTelemetry Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { Resource } from './Resource';
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import { diag } from '@opentelemetry/api';
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import { isPromiseLike } from './utils';
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/**
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* Runs all resource detectors and returns the results merged into a single Resource. Promise
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* does not resolve until all the underlying detectors have resolved, unlike
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* detectResourcesSync.
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*
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* @deprecated use detectResourcesSync() instead.
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* @param config Configuration for resource detection
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*/
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export const detectResources = async (config = {}) => {
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const resources = await Promise.all((config.detectors || []).map(async (d) => {
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try {
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const resource = await d.detect(config);
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diag.debug(`${d.constructor.name} found resource.`, resource);
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return resource;
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}
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catch (e) {
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diag.debug(`${d.constructor.name} failed: ${e.message}`);
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return Resource.empty();
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}
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}));
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// Future check if verbose logging is enabled issue #1903
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logResources(resources);
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return resources.reduce((acc, resource) => acc.merge(resource), Resource.empty());
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};
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/**
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* Runs all resource detectors synchronously, merging their results. In case of attribute collision later resources will take precedence.
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*
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* @param config Configuration for resource detection
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*/
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export const detectResourcesSync = (config = {}) => {
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var _a;
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const resources = ((_a = config.detectors) !== null && _a !== void 0 ? _a : []).map((d) => {
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try {
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const resourceOrPromise = d.detect(config);
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let resource;
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if (isPromiseLike(resourceOrPromise)) {
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const createPromise = async () => {
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var _a;
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const resolvedResource = await resourceOrPromise;
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await ((_a = resolvedResource.waitForAsyncAttributes) === null || _a === void 0 ? void 0 : _a.call(resolvedResource));
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return resolvedResource.attributes;
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};
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resource = new Resource({}, createPromise());
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}
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else {
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resource = resourceOrPromise;
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}
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if (resource.waitForAsyncAttributes) {
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void resource
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.waitForAsyncAttributes()
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.then(() => diag.debug(`${d.constructor.name} found resource.`, resource));
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}
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else {
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diag.debug(`${d.constructor.name} found resource.`, resource);
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}
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return resource;
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}
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catch (e) {
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diag.error(`${d.constructor.name} failed: ${e.message}`);
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return Resource.empty();
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}
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});
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const mergedResources = resources.reduce((acc, resource) => acc.merge(resource), Resource.empty());
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if (mergedResources.waitForAsyncAttributes) {
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void mergedResources.waitForAsyncAttributes().then(() => {
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// Future check if verbose logging is enabled issue #1903
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logResources(resources);
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});
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}
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return mergedResources;
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};
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/**
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* Writes debug information about the detected resources to the logger defined in the resource detection config, if one is provided.
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*
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* @param resources The array of {@link Resource} that should be logged. Empty entries will be ignored.
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*/
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const logResources = (resources) => {
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resources.forEach(resource => {
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// Print only populated resources
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if (Object.keys(resource.attributes).length > 0) {
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const resourceDebugString = JSON.stringify(resource.attributes, null, 4);
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diag.verbose(resourceDebugString);
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}
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});
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};
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//# sourceMappingURL=detect-resources.js.map
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