@opentelemetry/sdk-logs
Version:
78 lines • 3.03 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.
*/
import { SeverityNumber } from '@opentelemetry/api-logs';
import { NoopLogRecordProcessor } from '../export/NoopLogRecordProcessor';
import { MultiLogRecordProcessor } from '../MultiLogRecordProcessor';
import { getInstrumentationScopeKey } from './utils';
const DEFAULT_LOGGER_CONFIG = {
disabled: false,
minimumSeverity: SeverityNumber.UNSPECIFIED,
traceBased: false,
};
/**
* Default LoggerConfigurator that returns the default config for all loggers
*/
const DEFAULT_LOGGER_CONFIGURATOR = () => ({
...DEFAULT_LOGGER_CONFIG,
});
export class LoggerProviderSharedState {
loggers = new Map();
activeProcessor;
registeredLogRecordProcessors = [];
resource;
forceFlushTimeoutMillis;
logRecordLimits;
processors;
_loggerConfigurator;
_loggerConfigs = new Map();
constructor(resource, forceFlushTimeoutMillis, logRecordLimits, processors, loggerConfigurator) {
this.resource = resource;
this.forceFlushTimeoutMillis = forceFlushTimeoutMillis;
this.logRecordLimits = logRecordLimits;
this.processors = processors;
if (processors.length > 0) {
this.registeredLogRecordProcessors = processors;
this.activeProcessor = new MultiLogRecordProcessor(this.registeredLogRecordProcessors, this.forceFlushTimeoutMillis);
}
else {
this.activeProcessor = new NoopLogRecordProcessor();
}
this._loggerConfigurator =
loggerConfigurator ?? DEFAULT_LOGGER_CONFIGURATOR;
}
/**
* Get the LoggerConfig for a given instrumentation scope.
* Uses the LoggerConfigurator function to compute the config on first access
* and caches the result.
*
* @experimental This feature is in development as per the OpenTelemetry specification.
*/
getLoggerConfig(instrumentationScope) {
const key = getInstrumentationScopeKey(instrumentationScope);
// Return cached config if available
let config = this._loggerConfigs.get(key);
if (config) {
return config;
}
// Compute config using the configurator
// The configurator always returns a complete config
config = this._loggerConfigurator(instrumentationScope);
// Cache the result
this._loggerConfigs.set(key, config);
return config;
}
}
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