@splunk/otel/lib/resource.js

The Splunk distribution of OpenTelemetry Node Instrumentation provides a Node agent that automatically instruments your Node application to capture and report distributed traces to Splunk APM.

"use strict";
/*
 * Copyright Splunk Inc.
 *
 * 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.
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.getDetectedResource = getDetectedResource;
exports.setResource = setResource;
exports.clearResource = clearResource;
const resources_1 = require("@opentelemetry/resources");
const resource_detector_container_1 = require("@opentelemetry/resource-detector-container");
const DistroDetector_1 = require("./detectors/DistroDetector");
const TelemetrySdkDetector_1 = require("./detectors/TelemetrySdkDetector");
const configuration_1 = require("./configuration");
const defaultDetectors = [
    DistroDetector_1.distroDetector,
    resource_detector_container_1.containerDetector,
    resources_1.envDetector,
    resources_1.hostDetector,
    resources_1.osDetector,
    resources_1.processDetector,
    TelemetrySdkDetector_1.telemetrySdkDetector,
];
let detectedResource;
function toDetector(rd) {
    if (rd.container !== undefined)
        return resource_detector_container_1.containerDetector;
    if (rd.host !== undefined)
        return resources_1.hostDetector;
    if (rd.process !== undefined)
        return resources_1.processDetector;
    if (rd.service !== undefined)
        return resources_1.serviceInstanceIdDetector;
    return undefined;
}
function getDetectedResource() {
    if (detectedResource === undefined) {
        const configDetectors = (0, configuration_1.getConfigResourceDetectors)();
        if (configDetectors === undefined) {
            detectedResource = (0, resources_1.detectResources)({
                detectors: defaultDetectors,
            });
        }
        else {
            const detectors = configDetectors
                .map(toDetector)
                .filter((d) => d !== undefined);
            detectedResource = (0, resources_1.detectResources)({
                detectors: [DistroDetector_1.distroDetector, TelemetrySdkDetector_1.telemetrySdkDetector, ...detectors],
            });
        }
    }
    return detectedResource;
}
function setResource(resource) {
    detectedResource = resource;
}
function clearResource() {
    detectedResource = undefined;
}
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