blob: 7d9371b235a8a5a9151e402cabe0d5898b135aed [file] [log] [blame]
/*!
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*
*/
import config, { AgentConfig, finalizeConfig } from './config/AgentConfig';
import GrpcProtocol from './agent/protocol/grpc/GrpcProtocol';
import { createLogger } from './logging';
import PluginInstaller from './core/PluginInstaller';
const logger = createLogger(__filename);
class Agent {
private started = false;
start(options: AgentConfig = {}): void {
if (process.env.SW_DISABLE === 'true') {
logger.info('SkyWalking agent is disabled by `SW_DISABLE=true`');
return;
}
if (this.started) {
logger.warn('SkyWalking agent started more than once, subsequent options to start ignored.');
return;
}
Object.assign(config, options);
finalizeConfig(config);
logger.debug('Starting SkyWalking agent');
this.started = true;
new PluginInstaller().install();
new GrpcProtocol().heartbeat().report();
}
}
export default new Agent();
export { default as ContextManager } from './trace/context/ContextManager';
export { default as AzureHttpTriggerPlugin } from './azure/AzureHttpTriggerPlugin';