skywalking-apache
Version:
The NodeJS agent for Apache SkyWalking
80 lines • 4.04 kB
JavaScript
;
/*!
*
* 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.
*
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var grpc = tslib_1.__importStar(require("grpc"));
var grpc_1 = require("grpc");
var packageInfo = tslib_1.__importStar(require("../../../../../package.json"));
var logging_1 = require("../../../../logging");
var Management_grpc_pb_1 = require("../../../../proto/management/Management_grpc_pb");
var AuthInterceptor_1 = tslib_1.__importDefault(require("../AuthInterceptor"));
var Management_pb_1 = require("../../../../proto/management/Management_pb");
var AgentConfig_1 = tslib_1.__importDefault(require("../../../../config/AgentConfig"));
var Common_pb_1 = require("../../../../proto/common/Common_pb");
var os = tslib_1.__importStar(require("os"));
var logger = logging_1.createLogger(__filename);
var HeartbeatClient = /** @class */ (function () {
function HeartbeatClient() {
this.heartbeatClient = new Management_grpc_pb_1.ManagementServiceClient(AgentConfig_1.default.collectorAddress, grpc.credentials.createInsecure(), {
interceptors: [AuthInterceptor_1.default],
});
}
Object.defineProperty(HeartbeatClient.prototype, "isConnected", {
get: function () {
return this.heartbeatClient.getChannel().getConnectivityState(true) === grpc_1.connectivityState.READY;
},
enumerable: false,
configurable: true
});
HeartbeatClient.prototype.start = function () {
var _this = this;
if (this.heartbeatTimer) {
logger.warn("\n The heartbeat timer has already been scheduled,\n this may be a potential bug, please consider reporting\n this to " + packageInfo.bugs.url + "\n ");
return;
}
var keepAlivePkg = new Management_pb_1.InstancePingPkg()
.setService(AgentConfig_1.default.serviceName)
.setServiceinstance(AgentConfig_1.default.serviceInstance);
var instanceProperties = new Management_pb_1.InstanceProperties()
.setService(AgentConfig_1.default.serviceName)
.setServiceinstance(AgentConfig_1.default.serviceInstance)
.setPropertiesList([
new Common_pb_1.KeyStringValuePair().setKey('language').setValue('NodeJS'),
new Common_pb_1.KeyStringValuePair().setKey('OS Name').setValue(os.platform()),
new Common_pb_1.KeyStringValuePair().setValue('hostname').setValue(os.hostname()),
new Common_pb_1.KeyStringValuePair().setValue('Process No.').setValue("" + process.pid),
]);
this.heartbeatTimer = setInterval(function () {
_this.heartbeatClient.reportInstanceProperties(instanceProperties, function (error, _) {
if (error) {
logger.error('Failed to send heartbeat', error);
}
});
_this.heartbeatClient.keepAlive(keepAlivePkg, function (error, _) {
if (error) {
logger.error('Failed to send heartbeat', error);
}
});
}, 20000).unref();
};
return HeartbeatClient;
}());
exports.default = new HeartbeatClient();
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