/* PROCESS MANAGEMENT */
async shutdown () {
if (!this.proc) return;
log.debug('Starting shutdown.');
let wasTerminated = false;
// monitoring process termination
let termDelay = cancellableDelay(this.termTimeout);
let termPromise = termDelay.catch(B.CancellationError, () => {});
this.setExitListener(() => {
this.proc = null;
wasTerminated = true;
termDelay.cancel();
this.onShutdownDeferred.resolve();
});
log.debug('Sending sigterm to instruments');
this.proc.kill('SIGTERM');
await termPromise;
if (!wasTerminated) {
log.warn(`Instruments did not terminate after ${this.termTimeout / 1000} seconds!`);
log.debug('Sending SIGKILL');
this.proc.kill('SIGKILL');
if (_.isFunction(this.exitListener)) {
this.exitListener();
}
}
}
addSocketConnectTimer (delay, type, doAction) {
let socketConnectDelay = cancellableDelay(delay);
socketConnectDelay.then(() => {
log.warn(`Instruments socket client never checked in; timing out (${type})`);
return doAction();
}).catch(B.CancellationError, () => {}).done();
this.socketConnectDelays.push(socketConnectDelay);
}
addSocketConnectTimer (delay, type, doAction) {
let socketConnectDelay = cancellableDelay(delay);
socketConnectDelay.then(() => {
log.warn(`Instruments socket client never checked in; timing out (${type})`);
this.setExitListener(() => {
this.proc = null;
this.launchResultDeferred.reject(new Error(ERR_NEVER_CHECKED_IN));
});
return doAction();
}).catch(B.CancellationError, () => {}).done();
this.socketConnectDelays.push(socketConnectDelay);
}