diff options
Diffstat (limited to 'src/server/Session/session.ts')
| -rw-r--r-- | src/server/Session/session.ts | 55 |
1 files changed, 39 insertions, 16 deletions
diff --git a/src/server/Session/session.ts b/src/server/Session/session.ts index 936357364..06a076ae4 100644 --- a/src/server/Session/session.ts +++ b/src/server/Session/session.ts @@ -29,16 +29,20 @@ export namespace Session { private launched = false; - public killSession(graceful = true) { + public killSession = (reason: string, graceful = true, errorCode = 0) => { const target = isMaster ? this.sessionMonitor : this.serverWorker; - target.killSession(graceful); + target.killSession(reason, graceful, errorCode); } - private sessionMonitorRef: Session.Monitor | undefined; public get sessionMonitor(): Session.Monitor { if (!isMaster) { - throw new Error("Cannot access the session monitor directly from the server worker thread"); + this.serverWorker.sendMonitorAction("kill", { + graceful: false, + reason: "Cannot access the session monitor directly from the server worker thread.", + errorCode: 1 + }); + throw new Error(); } return this.sessionMonitorRef!; } @@ -122,10 +126,19 @@ export namespace Session { public static Create(notifiers?: Monitor.NotifierHooks) { if (isWorker) { - console.error(red("Monitor must be on the master process.")); + process.send?.({ + action: { + message: "kill", + args: { + reason: "cannot create a monitor on the worker process.", + graceful: false, + errorCode: 1 + } + } + }); process.exit(1); } else if (++Monitor.count > 1) { - console.error(("Cannot create more than one monitor.")); + console.error(red("cannot create more than one monitor.")); process.exit(1); } else { return new Monitor(notifiers); @@ -138,11 +151,12 @@ export namespace Session { * indefinitely, but at least allows active networking * requests to complete) or immediately. */ - public killSession = async (graceful = true) => { + public killSession = async (reason: string, graceful = true, errorCode = 0) => { this.log(cyan(`exiting session ${graceful ? "clean" : "immediate"}ly`)); + this.log(`reason: ${(red(reason))}`); await this.executeExitHandlers(null); this.tryKillActiveWorker(graceful); - process.exit(0); + process.exit(errorCode); } /** @@ -262,7 +276,7 @@ export namespace Session { const boolean = /true|false/; const number = /\d+/; const letters = /[a-zA-Z]+/; - repl.registerCommand("exit", [/clean|force/], args => this.killSession(args[0] === "clean")); + repl.registerCommand("exit", [/clean|force/], args => this.killSession("manual exit requested by repl", args[0] === "clean", 0)); repl.registerCommand("restart", [/clean|force/], args => this.tryKillActiveWorker(args[0] === "clean")); repl.registerCommand("set", [letters, "port", number, boolean], args => this.setPort(args[0], Number(args[2]), args[3] === "true")); repl.registerCommand("set", [/polling/, number, boolean], args => { @@ -397,8 +411,8 @@ export namespace Session { console.log(this.timestamp(), `${this.configuration.workerIdentifier} action requested (${cyan(message)})`); switch (message) { case "kill": - this.log(red("an authorized user has manually ended the server session")); - this.killSession(args.graceful); + const { reason, graceful, errorCode } = args; + this.killSession(reason, graceful, errorCode); break; case "notify_crash": if (this.notifiers?.crash) { @@ -443,9 +457,18 @@ export namespace Session { public static Create(work: Function) { if (isMaster) { - throw new Error("Worker must be launched on a worker process."); - } else if (++ServerWorker.count > 1 || isMaster) { - process.send?.({ action: { message: "kill", args: { graceful: false } } }); + console.error(red("cannot create a worker on the monitor process.")); + process.exit(1); + } else if (++ServerWorker.count > 1) { + process.send?.({ + action: { + message: "kill", args: { + reason: "cannot create more than one worker on a given worker process.", + graceful: false, + errorCode: 1 + } + } + }); process.exit(1); } else { return new ServerWorker(work); @@ -463,7 +486,7 @@ export namespace Session { * server worker (child process). This will also kill * this process (child process). */ - public killSession = (graceful = true) => this.sendMonitorAction("kill", { graceful }); + public killSession = (reason: string, graceful = true, errorCode = 0) => this.sendMonitorAction("kill", { reason, graceful, errorCode }); /** * A convenience wrapper to tell the session monitor (parent process) @@ -514,7 +537,7 @@ export namespace Session { /** * Notify master thread (which will log update in the console) of initialization via IPC. */ - private lifecycleNotification = (event: string) => process.send?.({ lifecycle: event }); + public lifecycleNotification = (event: string) => process.send?.({ lifecycle: event }); /** * Called whenever the process has a reason to terminate, either through an uncaught exception |