diff options
Diffstat (limited to 'src/server/DashSession/Session/agents/server_worker.ts')
-rw-r--r-- | src/server/DashSession/Session/agents/server_worker.ts | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/src/server/DashSession/Session/agents/server_worker.ts b/src/server/DashSession/Session/agents/server_worker.ts index d8b3ee80b..85e1b31d6 100644 --- a/src/server/DashSession/Session/agents/server_worker.ts +++ b/src/server/DashSession/Session/agents/server_worker.ts @@ -1,10 +1,10 @@ -import cluster from "cluster"; -import { green, red, white, yellow } from "colors"; -import { get } from "request-promise"; -import { ExitHandler } from "./applied_session_agent"; -import { Monitor } from "./monitor"; -import IPCMessageReceiver from "./process_message_router"; -import { ErrorLike, manage } from "./promisified_ipc_manager"; +import cluster from 'cluster'; +import { green, red, white, yellow } from 'colors'; +import { get } from 'request-promise'; +import { ExitHandler } from './applied_session_agent'; +import { Monitor } from './monitor'; +import IPCMessageReceiver from './process_message_router'; +import { ErrorLike, manage } from './promisified_ipc_manager'; /** * Effectively, each worker repairs the connection to the server by reintroducing a consistent state @@ -23,18 +23,17 @@ export class ServerWorker extends IPCMessageReceiver { private isInitialized = false; public static Create(work: Function) { if (cluster.isPrimary) { - console.error(red("cannot create a worker on the monitor process.")); + console.error(red('cannot create a worker on the monitor process.')); process.exit(1); } else if (++ServerWorker.count > 1) { - ServerWorker.IPCManager.emit("kill", { - reason: "cannot create more than one worker on a given worker process.", + ServerWorker.IPCManager.emit('kill', { + reason: 'cannot create more than one worker on a given worker process.', graceful: false, - errorCode: 1 + errorCode: 1, }); process.exit(1); - } else { - return new ServerWorker(work); } + return new ServerWorker(work); } /** @@ -48,7 +47,7 @@ export class ServerWorker extends IPCMessageReceiver { * server worker (child process). This will also kill * this process (child process). */ - public killSession = (reason: string, graceful = true, errorCode = 0) => this.emit<never>("kill", { reason, graceful, errorCode }); + public killSession = (reason: string, graceful = true, errorCode = 0) => this.emit<never>('kill', { reason, graceful, errorCode }); /** * A convenience wrapper to tell the session monitor (parent process) @@ -60,7 +59,7 @@ export class ServerWorker extends IPCMessageReceiver { super(); this.configureInternalHandlers(); ServerWorker.IPCManager = manage(process, this.handlers); - this.lifecycleNotification(green(`initializing process... ${white(`[${process.execPath} ${process.execArgv.join(" ")}]`)}`)); + this.lifecycleNotification(green(`initializing process... ${white(`[${process.execPath} ${process.execArgv.join(' ')}]`)}`)); const { pollingRoute, serverPort, pollingIntervalSeconds, pollingFailureTolerance } = process.env; this.serverPort = Number(serverPort); @@ -78,8 +77,10 @@ export class ServerWorker extends IPCMessageReceiver { */ protected configureInternalHandlers = () => { // updates the local values of variables to the those sent from master - this.on("updatePollingInterval", ({ newPollingIntervalSeconds }) => this.pollingIntervalSeconds = newPollingIntervalSeconds); - this.on("manualExit", async ({ isSessionEnd }) => { + this.on('updatePollingInterval', ({ newPollingIntervalSeconds }) => { + this.pollingIntervalSeconds = newPollingIntervalSeconds; + }); + this.on('manualExit', async ({ isSessionEnd }) => { await ServerWorker.IPCManager.destroy(); await this.executeExitHandlers(isSessionEnd); process.exit(0); @@ -91,7 +92,7 @@ export class ServerWorker extends IPCMessageReceiver { const appropriateError = reason instanceof Error ? reason : new Error(`unhandled rejection: ${reason}`); this.proactiveUnplannedExit(appropriateError); }); - } + }; /** * Execute the list of functions registered to be called @@ -102,7 +103,7 @@ export class ServerWorker extends IPCMessageReceiver { /** * Notify master thread (which will log update in the console) of initialization via IPC. */ - public lifecycleNotification = (event: string) => this.emit("lifecycle", { event }); + public lifecycleNotification = (event: string) => this.emit('lifecycle', { event }); /** * Called whenever the process has a reason to terminate, either through an uncaught exception @@ -120,11 +121,11 @@ export class ServerWorker extends IPCMessageReceiver { this.lifecycleNotification(red(error.message)); await ServerWorker.IPCManager.destroy(); process.exit(1); - } + }; /** * This monitors the health of the server by submitting a get request to whatever port / route specified - * by the configuration every n seconds, where n is also given by the configuration. + * by the configuration every n seconds, where n is also given by the configuration. */ private pollServer = async (): Promise<void> => { await new Promise<void>(resolve => { @@ -156,6 +157,5 @@ export class ServerWorker extends IPCMessageReceiver { }); // controlled, asynchronous infinite recursion achieves a persistent poll that does not submit a new request until the previous has completed this.pollServer(); - } - + }; } |