67 lines
5.2 KiB
JavaScript
67 lines
5.2 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const core = require("@opencensus/core");
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const default_config_1 = require("./config/default-config");
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const constants_1 = require("./constants");
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const plugin_loader_1 = require("./instrumentation/plugin-loader");
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class Tracing {
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constructor() {
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this.configLocal = {};
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this.tracer = new core.CoreTracer();
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this.defaultPlugins = plugin_loader_1.PluginLoader.defaultPluginsFromArray(constants_1.Constants.DEFAULT_INSTRUMENTATION_MODULES);
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}
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static get instance() {
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return this.singletonInstance || (this.singletonInstance = new this());
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}
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get active() {
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return this.activeLocal;
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}
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get config() {
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return this.configLocal;
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}
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start(userConfig) {
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this.configLocal = Object.assign(default_config_1.defaultConfig, { plugins: this.defaultPlugins }, userConfig);
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this.logger =
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this.configLocal.logger || core.logger.logger(this.configLocal.logLevel);
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this.configLocal.logger = this.logger;
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this.logger.debug('config: %o', this.configLocal);
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this.pluginLoader = new plugin_loader_1.PluginLoader(this.logger, this.tracer);
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this.pluginLoader.loadPlugins(this.configLocal.plugins);
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if (!this.configLocal.exporter) {
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const exporter = new core.ConsoleExporter(this.configLocal);
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this.registerExporter(exporter);
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}
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else {
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this.registerExporter(this.configLocal.exporter);
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}
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this.activeLocal = true;
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this.tracer.start(this.configLocal);
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return this;
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}
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stop() {
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this.activeLocal = false;
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this.tracer.stop();
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this.pluginLoader.unloadPlugins();
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this.configLocal = {};
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}
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get exporter() {
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return this.configLocal.exporter;
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}
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registerExporter(exporter) {
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if (this.configLocal.exporter) {
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this.unregisterExporter(this.configLocal.exporter);
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}
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if (exporter) {
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this.configLocal.exporter = exporter;
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this.tracer.registerSpanEventListener(exporter);
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}
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return this;
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}
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unregisterExporter(exporter) {
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this.tracer.unregisterSpanEventListener(exporter);
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this.configLocal.exporter = undefined;
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return this;
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}
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}
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exports.Tracing = Tracing;
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