concurrently
Version:
Run commands concurrently
58 lines (57 loc) • 2.54 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.KillOthers = void 0;
const lodash_1 = __importDefault(require("lodash"));
const operators_1 = require("rxjs/operators");
const command_1 = require("../command");
/**
* Sends a SIGTERM signal to all commands when one of the commands exits with a matching condition.
*/
class KillOthers {
logger;
abortController;
conditions;
killSignal;
timeoutMs;
constructor({ logger, abortController, conditions, killSignal, timeoutMs, }) {
this.logger = logger;
this.abortController = abortController;
this.conditions = lodash_1.default.castArray(conditions);
this.killSignal = killSignal;
this.timeoutMs = timeoutMs;
}
handle(commands) {
const conditions = this.conditions.filter((condition) => condition === 'failure' || condition === 'success');
if (!conditions.length) {
return { commands };
}
const closeStates = commands.map((command) => command.close.pipe((0, operators_1.map)(({ exitCode }) => exitCode === 0 ? 'success' : 'failure'), (0, operators_1.filter)((state) => conditions.includes(state))));
closeStates.forEach((closeState) => closeState.subscribe(() => {
this.abortController?.abort();
const killableCommands = commands.filter((command) => command_1.Command.canKill(command));
if (killableCommands.length) {
this.logger.logGlobalEvent(`Sending ${this.killSignal || 'SIGTERM'} to other processes..`);
killableCommands.forEach((command) => command.kill(this.killSignal));
this.maybeForceKill(killableCommands);
}
}));
return { commands };
}
maybeForceKill(commands) {
// No need to force kill when the signal already is SIGKILL.
if (!this.timeoutMs || this.killSignal === 'SIGKILL') {
return;
}
setTimeout(() => {
const killableCommands = commands.filter((command) => command_1.Command.canKill(command));
if (killableCommands) {
this.logger.logGlobalEvent(`Sending SIGKILL to ${killableCommands.length} processes..`);
killableCommands.forEach((command) => command.kill('SIGKILL'));
}
}, this.timeoutMs);
}
}
exports.KillOthers = KillOthers;