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export declare const allSignals: NodeJS.Signals[];
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//# sourceMappingURL=all-signals.d.ts.map
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{"version":3,"file":"all-signals.d.ts","sourceRoot":"","sources":["../../src/all-signals.ts"],"names":[],"mappings":"AACA,eAAO,MAAM,UAAU,EAShB,MAAM,CAAC,OAAO,EAAE,CAAA"}
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.allSignals = void 0;
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const node_constants_1 = __importDefault(require("node:constants"));
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exports.allSignals =
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// this is the full list of signals that Node will let us do anything with
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Object.keys(node_constants_1.default).filter(k => k.startsWith('SIG') &&
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// https://github.com/tapjs/signal-exit/issues/21
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k !== 'SIGPROF' &&
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// no sense trying to listen for SIGKILL, it's impossible
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k !== 'SIGKILL');
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// These are some obscure signals that are reported by kill -l
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// on macOS, Linux, or Windows, but which don't have any mapping
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// in Node.js. No sense trying if they're just going to throw
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// every time on every platform.
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//
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// 'SIGEMT',
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// 'SIGLOST',
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// 'SIGPOLL',
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// 'SIGRTMAX',
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// 'SIGRTMAX-1',
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// 'SIGRTMAX-10',
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// 'SIGRTMAX-11',
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// 'SIGRTMAX-12',
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// 'SIGRTMAX-13',
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// 'SIGRTMAX-14',
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// 'SIGRTMAX-15',
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// 'SIGRTMAX-2',
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// 'SIGRTMAX-3',
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// 'SIGRTMAX-4',
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// 'SIGRTMAX-5',
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// 'SIGRTMAX-6',
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// 'SIGRTMAX-7',
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// 'SIGRTMAX-8',
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// 'SIGRTMAX-9',
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// 'SIGRTMIN',
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// 'SIGRTMIN+1',
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// 'SIGRTMIN+10',
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// 'SIGRTMIN+11',
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// 'SIGRTMIN+12',
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// 'SIGRTMIN+13',
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// 'SIGRTMIN+14',
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// 'SIGRTMIN+15',
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// 'SIGRTMIN+16',
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// 'SIGRTMIN+2',
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// 'SIGRTMIN+3',
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// 'SIGRTMIN+4',
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// 'SIGRTMIN+5',
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// 'SIGRTMIN+6',
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// 'SIGRTMIN+7',
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// 'SIGRTMIN+8',
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// 'SIGRTMIN+9',
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// 'SIGSTKFLT',
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// 'SIGUNUSED',
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//# sourceMappingURL=all-signals.js.map
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{"version":3,"file":"all-signals.js","sourceRoot":"","sources":["../../src/all-signals.ts"],"names":[],"mappings":";;;;;;AAAA,oEAAsC;AACzB,QAAA,UAAU;AACrB,0EAA0E;AAC1E,MAAM,CAAC,IAAI,CAAC,wBAAS,CAAC,CAAC,MAAM,CAC3B,CAAC,CAAC,EAAE,CACF,CAAC,CAAC,UAAU,CAAC,KAAK,CAAC;IACnB,iDAAiD;IACjD,CAAC,KAAK,SAAS;IACf,yDAAyD;IACzD,CAAC,KAAK,SAAS,CACE,CAAA;AAEvB,8DAA8D;AAC9D,gEAAgE;AAChE,6DAA6D;AAC7D,gCAAgC;AAChC,EAAE;AACF,YAAY;AACZ,aAAa;AACb,aAAa;AACb,cAAc;AACd,gBAAgB;AAChB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,cAAc;AACd,gBAAgB;AAChB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,iBAAiB;AACjB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,gBAAgB;AAChB,eAAe;AACf,eAAe","sourcesContent":["import constants from 'node:constants'\nexport const allSignals =\n // this is the full list of signals that Node will let us do anything with\n Object.keys(constants).filter(\n k =>\n k.startsWith('SIG') &&\n // https://github.com/tapjs/signal-exit/issues/21\n k !== 'SIGPROF' &&\n // no sense trying to listen for SIGKILL, it's impossible\n k !== 'SIGKILL',\n ) as NodeJS.Signals[]\n\n// These are some obscure signals that are reported by kill -l\n// on macOS, Linux, or Windows, but which don't have any mapping\n// in Node.js. No sense trying if they're just going to throw\n// every time on every platform.\n//\n// 'SIGEMT',\n// 'SIGLOST',\n// 'SIGPOLL',\n// 'SIGRTMAX',\n// 'SIGRTMAX-1',\n// 'SIGRTMAX-10',\n// 'SIGRTMAX-11',\n// 'SIGRTMAX-12',\n// 'SIGRTMAX-13',\n// 'SIGRTMAX-14',\n// 'SIGRTMAX-15',\n// 'SIGRTMAX-2',\n// 'SIGRTMAX-3',\n// 'SIGRTMAX-4',\n// 'SIGRTMAX-5',\n// 'SIGRTMAX-6',\n// 'SIGRTMAX-7',\n// 'SIGRTMAX-8',\n// 'SIGRTMAX-9',\n// 'SIGRTMIN',\n// 'SIGRTMIN+1',\n// 'SIGRTMIN+10',\n// 'SIGRTMIN+11',\n// 'SIGRTMIN+12',\n// 'SIGRTMIN+13',\n// 'SIGRTMIN+14',\n// 'SIGRTMIN+15',\n// 'SIGRTMIN+16',\n// 'SIGRTMIN+2',\n// 'SIGRTMIN+3',\n// 'SIGRTMIN+4',\n// 'SIGRTMIN+5',\n// 'SIGRTMIN+6',\n// 'SIGRTMIN+7',\n// 'SIGRTMIN+8',\n// 'SIGRTMIN+9',\n// 'SIGSTKFLT',\n// 'SIGUNUSED',\n"]}
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import { ChildProcessByStdio, SpawnOptions, ChildProcess } from 'child_process';
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/**
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* The signature for the cleanup method.
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*
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* Arguments indicate the exit status of the child process.
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*
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* If a Promise is returned, then the process is not terminated
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* until it resolves, and the resolution value is treated as the
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* exit status (if a number) or signal exit (if a signal string).
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*
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* If `undefined` is returned, then no change is made, and the parent
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* exits in the same way that the child exited.
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*
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* If boolean `false` is returned, then the parent's exit is canceled.
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*
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* If a number is returned, then the parent process exits with the number
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* as its exitCode.
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*
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* If a signal string is returned, then the parent process is killed with
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* the same signal that caused the child to exit.
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*/
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export type Cleanup = (code: number | null, signal: null | NodeJS.Signals, processInfo: {
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watchdogPid?: ChildProcess['pid'];
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}) => void | undefined | number | NodeJS.Signals | false | Promise<void | undefined | number | NodeJS.Signals | false>;
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export type FgArgs = [program: string | [cmd: string, ...args: string[]], cleanup?: Cleanup] | [
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program: [cmd: string, ...args: string[]],
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opts?: SpawnOptions,
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cleanup?: Cleanup
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] | [program: string, cleanup?: Cleanup] | [program: string, opts?: SpawnOptions, cleanup?: Cleanup] | [program: string, args?: string[], cleanup?: Cleanup] | [
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program: string,
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args?: string[],
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opts?: SpawnOptions,
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cleanup?: Cleanup
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];
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/**
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* Normalizes the arguments passed to `foregroundChild`.
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*
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* Exposed for testing.
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*
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* @internal
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*/
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export declare const normalizeFgArgs: (fgArgs: FgArgs) => [program: string, args: string[], spawnOpts: SpawnOptions, cleanup: Cleanup];
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/**
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* Spawn the specified program as a "foreground" process, or at least as
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* close as is possible given node's lack of exec-without-fork.
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*
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* Cleanup method may be used to modify or ignore the result of the child's
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* exit code or signal. If cleanup returns undefined (or a Promise that
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* resolves to undefined), then the parent will exit in the same way that
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* the child did.
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*
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* Return boolean `false` to prevent the parent's exit entirely.
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*/
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export declare function foregroundChild(cmd: string | [cmd: string, ...args: string[]], cleanup?: Cleanup): ChildProcessByStdio<null, null, null>;
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export declare function foregroundChild(program: string, args?: string[], cleanup?: Cleanup): ChildProcessByStdio<null, null, null>;
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export declare function foregroundChild(program: string, spawnOpts?: SpawnOptions, cleanup?: Cleanup): ChildProcessByStdio<null, null, null>;
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export declare function foregroundChild(program: string, args?: string[], spawnOpts?: SpawnOptions, cleanup?: Cleanup): ChildProcessByStdio<null, null, null>;
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//# sourceMappingURL=index.d.ts.map
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+1
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{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../../src/index.ts"],"names":[],"mappings":"AAAA,OAAO,EACL,mBAAmB,EAInB,YAAY,EACZ,YAAY,EACb,MAAM,eAAe,CAAA;AAUtB;;;;;;;;;;;;;;;;;;;GAmBG;AACH,MAAM,MAAM,OAAO,GAAG,CACpB,IAAI,EAAE,MAAM,GAAG,IAAI,EACnB,MAAM,EAAE,IAAI,GAAG,MAAM,CAAC,OAAO,EAC7B,WAAW,EAAE;IACX,WAAW,CAAC,EAAE,YAAY,CAAC,KAAK,CAAC,CAAA;CAClC,KAEC,IAAI,GACJ,SAAS,GACT,MAAM,GACN,MAAM,CAAC,OAAO,GACd,KAAK,GACL,OAAO,CAAC,IAAI,GAAG,SAAS,GAAG,MAAM,GAAG,MAAM,CAAC,OAAO,GAAG,KAAK,CAAC,CAAA;AAE/D,MAAM,MAAM,MAAM,GACd,CAAC,OAAO,EAAE,MAAM,GAAG,CAAC,GAAG,EAAE,MAAM,EAAE,GAAG,IAAI,EAAE,MAAM,EAAE,CAAC,EAAE,OAAO,CAAC,EAAE,OAAO,CAAC,GACvE;IACE,OAAO,EAAE,CAAC,GAAG,EAAE,MAAM,EAAE,GAAG,IAAI,EAAE,MAAM,EAAE,CAAC;IACzC,IAAI,CAAC,EAAE,YAAY;IACnB,OAAO,CAAC,EAAE,OAAO;CAClB,GACD,CAAC,OAAO,EAAE,MAAM,EAAE,OAAO,CAAC,EAAE,OAAO,CAAC,GACpC,CAAC,OAAO,EAAE,MAAM,EAAE,IAAI,CAAC,EAAE,YAAY,EAAE,OAAO,CAAC,EAAE,OAAO,CAAC,GACzD,CAAC,OAAO,EAAE,MAAM,EAAE,IAAI,CAAC,EAAE,MAAM,EAAE,EAAE,OAAO,CAAC,EAAE,OAAO,CAAC,GACrD;IACE,OAAO,EAAE,MAAM;IACf,IAAI,CAAC,EAAE,MAAM,EAAE;IACf,IAAI,CAAC,EAAE,YAAY;IACnB,OAAO,CAAC,EAAE,OAAO;CAClB,CAAA;AAEL;;;;;;GAMG;AACH,eAAO,MAAM,eAAe,WAClB,MAAM,KACb,CACD,OAAO,EAAE,MAAM,EACf,IAAI,EAAE,MAAM,EAAE,EACd,SAAS,EAAE,YAAY,EACvB,OAAO,EAAE,OAAO,CAqBjB,CAAA;AAED;;;;;;;;;;GAUG;AACH,wBAAgB,eAAe,CAC7B,GAAG,EAAE,MAAM,GAAG,CAAC,GAAG,EAAE,MAAM,EAAE,GAAG,IAAI,EAAE,MAAM,EAAE,CAAC,EAC9C,OAAO,CAAC,EAAE,OAAO,GAChB,mBAAmB,CAAC,IAAI,EAAE,IAAI,EAAE,IAAI,CAAC,CAAA;AACxC,wBAAgB,eAAe,CAC7B,OAAO,EAAE,MAAM,EACf,IAAI,CAAC,EAAE,MAAM,EAAE,EACf,OAAO,CAAC,EAAE,OAAO,GAChB,mBAAmB,CAAC,IAAI,EAAE,IAAI,EAAE,IAAI,CAAC,CAAA;AACxC,wBAAgB,eAAe,CAC7B,OAAO,EAAE,MAAM,EACf,SAAS,CAAC,EAAE,YAAY,EACxB,OAAO,CAAC,EAAE,OAAO,GAChB,mBAAmB,CAAC,IAAI,EAAE,IAAI,EAAE,IAAI,CAAC,CAAA;AACxC,wBAAgB,eAAe,CAC7B,OAAO,EAAE,MAAM,EACf,IAAI,CAAC,EAAE,MAAM,EAAE,EACf,SAAS,CAAC,EAAE,YAAY,EACxB,OAAO,CAAC,EAAE,OAAO,GAChB,mBAAmB,CAAC,IAAI,EAAE,IAAI,EAAE,IAAI,CAAC,CAAA"}
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.normalizeFgArgs = void 0;
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exports.foregroundChild = foregroundChild;
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const child_process_1 = require("child_process");
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const cross_spawn_1 = __importDefault(require("cross-spawn"));
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const signal_exit_1 = require("signal-exit");
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const proxy_signals_js_1 = require("./proxy-signals.js");
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const watchdog_js_1 = require("./watchdog.js");
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/* c8 ignore start */
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const spawn = process?.platform === 'win32' ? cross_spawn_1.default : child_process_1.spawn;
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/**
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* Normalizes the arguments passed to `foregroundChild`.
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*
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* Exposed for testing.
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*
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* @internal
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*/
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const normalizeFgArgs = (fgArgs) => {
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let [program, args = [], spawnOpts = {}, cleanup = () => { }] = fgArgs;
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if (typeof args === 'function') {
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cleanup = args;
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spawnOpts = {};
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args = [];
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}
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else if (!!args && typeof args === 'object' && !Array.isArray(args)) {
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if (typeof spawnOpts === 'function')
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cleanup = spawnOpts;
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spawnOpts = args;
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args = [];
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}
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else if (typeof spawnOpts === 'function') {
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cleanup = spawnOpts;
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spawnOpts = {};
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}
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if (Array.isArray(program)) {
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const [pp, ...pa] = program;
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program = pp;
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args = pa;
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}
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return [program, args, { ...spawnOpts }, cleanup];
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};
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exports.normalizeFgArgs = normalizeFgArgs;
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function foregroundChild(...fgArgs) {
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const [program, args, spawnOpts, cleanup] = (0, exports.normalizeFgArgs)(fgArgs);
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spawnOpts.stdio = [0, 1, 2];
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if (process.send) {
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spawnOpts.stdio.push('ipc');
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}
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const child = spawn(program, args, spawnOpts);
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const childHangup = () => {
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try {
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child.kill('SIGHUP');
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/* c8 ignore start */
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}
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catch (_) {
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// SIGHUP is weird on windows
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child.kill('SIGTERM');
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}
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/* c8 ignore stop */
|
||||
};
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const removeOnExit = (0, signal_exit_1.onExit)(childHangup);
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(0, proxy_signals_js_1.proxySignals)(child);
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const dog = (0, watchdog_js_1.watchdog)(child);
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let done = false;
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child.on('close', async (code, signal) => {
|
||||
/* c8 ignore start */
|
||||
if (done)
|
||||
return;
|
||||
/* c8 ignore stop */
|
||||
done = true;
|
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const result = cleanup(code, signal, {
|
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watchdogPid: dog.pid,
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||||
});
|
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const res = isPromise(result) ? await result : result;
|
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removeOnExit();
|
||||
if (res === false)
|
||||
return;
|
||||
else if (typeof res === 'string') {
|
||||
signal = res;
|
||||
code = null;
|
||||
}
|
||||
else if (typeof res === 'number') {
|
||||
code = res;
|
||||
signal = null;
|
||||
}
|
||||
if (signal) {
|
||||
// If there is nothing else keeping the event loop alive,
|
||||
// then there's a race between a graceful exit and getting
|
||||
// the signal to this process. Put this timeout here to
|
||||
// make sure we're still alive to get the signal, and thus
|
||||
// exit with the intended signal code.
|
||||
/* istanbul ignore next */
|
||||
setTimeout(() => { }, 2000);
|
||||
try {
|
||||
process.kill(process.pid, signal);
|
||||
/* c8 ignore start */
|
||||
}
|
||||
catch (_) {
|
||||
process.kill(process.pid, 'SIGTERM');
|
||||
}
|
||||
/* c8 ignore stop */
|
||||
}
|
||||
else {
|
||||
process.exit(code || 0);
|
||||
}
|
||||
});
|
||||
if (process.send) {
|
||||
process.removeAllListeners('message');
|
||||
child.on('message', (message, sendHandle) => {
|
||||
process.send?.(message, sendHandle);
|
||||
});
|
||||
process.on('message', (message, sendHandle) => {
|
||||
child.send(message, sendHandle);
|
||||
});
|
||||
}
|
||||
return child;
|
||||
}
|
||||
const isPromise = (o) => !!o && typeof o === 'object' && typeof o.then === 'function';
|
||||
//# sourceMappingURL=index.js.map
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||||
+1
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|
||||
{"version":3,"file":"index.js","sourceRoot":"","sources":["../../src/index.ts"],"names":[],"mappings":";;;;;;AAuIA,0CAyFC;AAhOD,iDAOsB;AACtB,8DAAoC;AACpC,6CAAoC;AACpC,yDAAiD;AACjD,+CAAwC;AAExC,qBAAqB;AACrB,MAAM,KAAK,GAAG,OAAO,EAAE,QAAQ,KAAK,OAAO,CAAC,CAAC,CAAC,qBAAU,CAAC,CAAC,CAAC,qBAAS,CAAA;AAsDpE;;;;;;GAMG;AACI,MAAM,eAAe,GAAG,CAC7B,MAAc,EAMd,EAAE;IACF,IAAI,CAAC,OAAO,EAAE,IAAI,GAAG,EAAE,EAAE,SAAS,GAAG,EAAE,EAAE,OAAO,GAAG,GAAG,EAAE,GAAE,CAAC,CAAC,GAAG,MAAM,CAAA;IACrE,IAAI,OAAO,IAAI,KAAK,UAAU,EAAE,CAAC;QAC/B,OAAO,GAAG,IAAI,CAAA;QACd,SAAS,GAAG,EAAE,CAAA;QACd,IAAI,GAAG,EAAE,CAAA;IACX,CAAC;SAAM,IAAI,CAAC,CAAC,IAAI,IAAI,OAAO,IAAI,KAAK,QAAQ,IAAI,CAAC,KAAK,CAAC,OAAO,CAAC,IAAI,CAAC,EAAE,CAAC;QACtE,IAAI,OAAO,SAAS,KAAK,UAAU;YAAE,OAAO,GAAG,SAAS,CAAA;QACxD,SAAS,GAAG,IAAI,CAAA;QAChB,IAAI,GAAG,EAAE,CAAA;IACX,CAAC;SAAM,IAAI,OAAO,SAAS,KAAK,UAAU,EAAE,CAAC;QAC3C,OAAO,GAAG,SAAS,CAAA;QACnB,SAAS,GAAG,EAAE,CAAA;IAChB,CAAC;IACD,IAAI,KAAK,CAAC,OAAO,CAAC,OAAO,CAAC,EAAE,CAAC;QAC3B,MAAM,CAAC,EAAE,EAAE,GAAG,EAAE,CAAC,GAAG,OAAO,CAAA;QAC3B,OAAO,GAAG,EAAE,CAAA;QACZ,IAAI,GAAG,EAAE,CAAA;IACX,CAAC;IACD,OAAO,CAAC,OAAO,EAAE,IAAI,EAAE,EAAE,GAAG,SAAS,EAAE,EAAE,OAAO,CAAC,CAAA;AACnD,CAAC,CAAA;AA3BY,QAAA,eAAe,mBA2B3B;AAiCD,SAAgB,eAAe,CAC7B,GAAG,MAAc;IAEjB,MAAM,CAAC,OAAO,EAAE,IAAI,EAAE,SAAS,EAAE,OAAO,CAAC,GAAG,IAAA,uBAAe,EAAC,MAAM,CAAC,CAAA;IAEnE,SAAS,CAAC,KAAK,GAAG,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,CAAC,CAAA;IAC3B,IAAI,OAAO,CAAC,IAAI,EAAE,CAAC;QACjB,SAAS,CAAC,KAAK,CAAC,IAAI,CAAC,KAAK,CAAC,CAAA;IAC7B,CAAC;IAED,MAAM,KAAK,GAAG,KAAK,CAAC,OAAO,EAAE,IAAI,EAAE,SAAS,CAI3C,CAAA;IAED,MAAM,WAAW,GAAG,GAAG,EAAE;QACvB,IAAI,CAAC;YACH,KAAK,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAA;YAEpB,qBAAqB;QACvB,CAAC;QAAC,OAAO,CAAC,EAAE,CAAC;YACX,6BAA6B;YAC7B,KAAK,CAAC,IAAI,CAAC,SAAS,CAAC,CAAA;QACvB,CAAC;QACD,oBAAoB;IACtB,CAAC,CAAA;IACD,MAAM,YAAY,GAAG,IAAA,oBAAM,EAAC,WAAW,CAAC,CAAA;IAExC,IAAA,+BAAY,EAAC,KAAK,CAAC,CAAA;IACnB,MAAM,GAAG,GAAG,IAAA,sBAAQ,EAAC,KAAK,CAAC,CAAA;IAE3B,IAAI,IAAI,GAAG,KAAK,CAAA;IAChB,KAAK,CAAC,EAAE,CAAC,OAAO,EAAE,KAAK,EAAE,IAAI,EAAE,MAAM,EAAE,EAAE;QACvC,qBAAqB;QACrB,IAAI,IAAI;YAAE,OAAM;QAChB,oBAAoB;QACpB,IAAI,GAAG,IAAI,CAAA;QACX,MAAM,MAAM,GAAG,OAAO,CAAC,IAAI,EAAE,MAAM,EAAE;YACnC,WAAW,EAAE,GAAG,CAAC,GAAG;SACrB,CAAC,CAAA;QACF,MAAM,GAAG,GAAG,SAAS,CAAC,MAAM,CAAC,CAAC,CAAC,CAAC,MAAM,MAAM,CAAC,CAAC,CAAC,MAAM,CAAA;QACrD,YAAY,EAAE,CAAA;QAEd,IAAI,GAAG,KAAK,KAAK;YAAE,OAAM;aACpB,IAAI,OAAO,GAAG,KAAK,QAAQ,EAAE,CAAC;YACjC,MAAM,GAAG,GAAG,CAAA;YACZ,IAAI,GAAG,IAAI,CAAA;QACb,CAAC;aAAM,IAAI,OAAO,GAAG,KAAK,QAAQ,EAAE,CAAC;YACnC,IAAI,GAAG,GAAG,CAAA;YACV,MAAM,GAAG,IAAI,CAAA;QACf,CAAC;QAED,IAAI,MAAM,EAAE,CAAC;YACX,yDAAyD;YACzD,0DAA0D;YAC1D,wDAAwD;YACxD,0DAA0D;YAC1D,sCAAsC;YACtC,0BAA0B;YAC1B,UAAU,CAAC,GAAG,EAAE,GAAE,CAAC,EAAE,IAAI,CAAC,CAAA;YAC1B,IAAI,CAAC;gBACH,OAAO,CAAC,IAAI,CAAC,OAAO,CAAC,GAAG,EAAE,MAAM,CAAC,CAAA;gBACjC,qBAAqB;YACvB,CAAC;YAAC,OAAO,CAAC,EAAE,CAAC;gBACX,OAAO,CAAC,IAAI,CAAC,OAAO,CAAC,GAAG,EAAE,SAAS,CAAC,CAAA;YACtC,CAAC;YACD,oBAAoB;QACtB,CAAC;aAAM,CAAC;YACN,OAAO,CAAC,IAAI,CAAC,IAAI,IAAI,CAAC,CAAC,CAAA;QACzB,CAAC;IACH,CAAC,CAAC,CAAA;IAEF,IAAI,OAAO,CAAC,IAAI,EAAE,CAAC;QACjB,OAAO,CAAC,kBAAkB,CAAC,SAAS,CAAC,CAAA;QAErC,KAAK,CAAC,EAAE,CAAC,SAAS,EAAE,CAAC,OAAO,EAAE,UAAU,EAAE,EAAE;YAC1C,OAAO,CAAC,IAAI,EAAE,CAAC,OAAO,EAAE,UAAU,CAAC,CAAA;QACrC,CAAC,CAAC,CAAA;QAEF,OAAO,CAAC,EAAE,CAAC,SAAS,EAAE,CAAC,OAAO,EAAE,UAAU,EAAE,EAAE;YAC5C,KAAK,CAAC,IAAI,CACR,OAAuB,EACvB,UAAoC,CACrC,CAAA;QACH,CAAC,CAAC,CAAA;IACJ,CAAC;IAED,OAAO,KAAK,CAAA;AACd,CAAC;AAED,MAAM,SAAS,GAAG,CAAC,CAAM,EAAqB,EAAE,CAC9C,CAAC,CAAC,CAAC,IAAI,OAAO,CAAC,KAAK,QAAQ,IAAI,OAAO,CAAC,CAAC,IAAI,KAAK,UAAU,CAAA","sourcesContent":["import {\n ChildProcessByStdio,\n SendHandle,\n Serializable,\n spawn as nodeSpawn,\n SpawnOptions,\n ChildProcess,\n} from 'child_process'\nimport crossSpawn from 'cross-spawn'\nimport { onExit } from 'signal-exit'\nimport { proxySignals } from './proxy-signals.js'\nimport { watchdog } from './watchdog.js'\n\n/* c8 ignore start */\nconst spawn = process?.platform === 'win32' ? crossSpawn : nodeSpawn\n/* c8 ignore stop */\n\n/**\n * The signature for the cleanup method.\n *\n * Arguments indicate the exit status of the child process.\n *\n * If a Promise is returned, then the process is not terminated\n * until it resolves, and the resolution value is treated as the\n * exit status (if a number) or signal exit (if a signal string).\n *\n * If `undefined` is returned, then no change is made, and the parent\n * exits in the same way that the child exited.\n *\n * If boolean `false` is returned, then the parent's exit is canceled.\n *\n * If a number is returned, then the parent process exits with the number\n * as its exitCode.\n *\n * If a signal string is returned, then the parent process is killed with\n * the same signal that caused the child to exit.\n */\nexport type Cleanup = (\n code: number | null,\n signal: null | NodeJS.Signals,\n processInfo: {\n watchdogPid?: ChildProcess['pid']\n },\n) =>\n | void\n | undefined\n | number\n | NodeJS.Signals\n | false\n | Promise<void | undefined | nLine truncated
|
||||
+3
@@ -0,0 +1,3 @@
|
||||
{
|
||||
"type": "commonjs"
|
||||
}
|
||||
+6
@@ -0,0 +1,6 @@
|
||||
import { type ChildProcess } from 'child_process';
|
||||
/**
|
||||
* Starts forwarding signals to `child` through `parent`.
|
||||
*/
|
||||
export declare const proxySignals: (child: ChildProcess) => () => void;
|
||||
//# sourceMappingURL=proxy-signals.d.ts.map
|
||||
+1
@@ -0,0 +1 @@
|
||||
{"version":3,"file":"proxy-signals.d.ts","sourceRoot":"","sources":["../../src/proxy-signals.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,KAAK,YAAY,EAAE,MAAM,eAAe,CAAA;AAGjD;;GAEG;AACH,eAAO,MAAM,YAAY,UAAW,YAAY,eA4B/C,CAAA"}
|
||||
+38
@@ -0,0 +1,38 @@
|
||||
"use strict";
|
||||
Object.defineProperty(exports, "__esModule", { value: true });
|
||||
exports.proxySignals = void 0;
|
||||
const all_signals_js_1 = require("./all-signals.js");
|
||||
/**
|
||||
* Starts forwarding signals to `child` through `parent`.
|
||||
*/
|
||||
const proxySignals = (child) => {
|
||||
const listeners = new Map();
|
||||
for (const sig of all_signals_js_1.allSignals) {
|
||||
const listener = () => {
|
||||
// some signals can only be received, not sent
|
||||
try {
|
||||
child.kill(sig);
|
||||
/* c8 ignore start */
|
||||
}
|
||||
catch (_) { }
|
||||
/* c8 ignore stop */
|
||||
};
|
||||
try {
|
||||
// if it's a signal this system doesn't recognize, skip it
|
||||
process.on(sig, listener);
|
||||
listeners.set(sig, listener);
|
||||
/* c8 ignore start */
|
||||
}
|
||||
catch (_) { }
|
||||
/* c8 ignore stop */
|
||||
}
|
||||
const unproxy = () => {
|
||||
for (const [sig, listener] of listeners) {
|
||||
process.removeListener(sig, listener);
|
||||
}
|
||||
};
|
||||
child.on('exit', unproxy);
|
||||
return unproxy;
|
||||
};
|
||||
exports.proxySignals = proxySignals;
|
||||
//# sourceMappingURL=proxy-signals.js.map
|
||||
+1
@@ -0,0 +1 @@
|
||||
{"version":3,"file":"proxy-signals.js","sourceRoot":"","sources":["../../src/proxy-signals.ts"],"names":[],"mappings":";;;AACA,qDAA6C;AAE7C;;GAEG;AACI,MAAM,YAAY,GAAG,CAAC,KAAmB,EAAE,EAAE;IAClD,MAAM,SAAS,GAAG,IAAI,GAAG,EAAE,CAAA;IAE3B,KAAK,MAAM,GAAG,IAAI,2BAAU,EAAE,CAAC;QAC7B,MAAM,QAAQ,GAAG,GAAG,EAAE;YACpB,8CAA8C;YAC9C,IAAI,CAAC;gBACH,KAAK,CAAC,IAAI,CAAC,GAAG,CAAC,CAAA;gBACf,qBAAqB;YACvB,CAAC;YAAC,OAAO,CAAC,EAAE,CAAC,CAAA,CAAC;YACd,oBAAoB;QACtB,CAAC,CAAA;QACD,IAAI,CAAC;YACH,0DAA0D;YAC1D,OAAO,CAAC,EAAE,CAAC,GAAG,EAAE,QAAQ,CAAC,CAAA;YACzB,SAAS,CAAC,GAAG,CAAC,GAAG,EAAE,QAAQ,CAAC,CAAA;YAC5B,qBAAqB;QACvB,CAAC;QAAC,OAAO,CAAC,EAAE,CAAC,CAAA,CAAC;QACd,oBAAoB;IACtB,CAAC;IAED,MAAM,OAAO,GAAG,GAAG,EAAE;QACnB,KAAK,MAAM,CAAC,GAAG,EAAE,QAAQ,CAAC,IAAI,SAAS,EAAE,CAAC;YACxC,OAAO,CAAC,cAAc,CAAC,GAAG,EAAE,QAAQ,CAAC,CAAA;QACvC,CAAC;IACH,CAAC,CAAA;IACD,KAAK,CAAC,EAAE,CAAC,MAAM,EAAE,OAAO,CAAC,CAAA;IACzB,OAAO,OAAO,CAAA;AAChB,CAAC,CAAA;AA5BY,QAAA,YAAY,gBA4BxB","sourcesContent":["import { type ChildProcess } from 'child_process'\nimport { allSignals } from './all-signals.js'\n\n/**\n * Starts forwarding signals to `child` through `parent`.\n */\nexport const proxySignals = (child: ChildProcess) => {\n const listeners = new Map()\n\n for (const sig of allSignals) {\n const listener = () => {\n // some signals can only be received, not sent\n try {\n child.kill(sig)\n /* c8 ignore start */\n } catch (_) {}\n /* c8 ignore stop */\n }\n try {\n // if it's a signal this system doesn't recognize, skip it\n process.on(sig, listener)\n listeners.set(sig, listener)\n /* c8 ignore start */\n } catch (_) {}\n /* c8 ignore stop */\n }\n\n const unproxy = () => {\n for (const [sig, listener] of listeners) {\n process.removeListener(sig, listener)\n }\n }\n child.on('exit', unproxy)\n return unproxy\n}\n"]}
|
||||
+10
@@ -0,0 +1,10 @@
|
||||
import { ChildProcess } from 'child_process';
|
||||
/**
|
||||
* Pass in a ChildProcess, and this will spawn a watchdog process that
|
||||
* will make sure it exits if the parent does, thus preventing any
|
||||
* dangling detached zombie processes.
|
||||
*
|
||||
* If the child ends before the parent, then the watchdog will terminate.
|
||||
*/
|
||||
export declare const watchdog: (child: ChildProcess) => ChildProcess;
|
||||
//# sourceMappingURL=watchdog.d.ts.map
|
||||
+1
@@ -0,0 +1 @@
|
||||
{"version":3,"file":"watchdog.d.ts","sourceRoot":"","sources":["../../src/watchdog.ts"],"names":[],"mappings":"AAIA,OAAO,EAAE,YAAY,EAAS,MAAM,eAAe,CAAA;AAyBnD;;;;;;GAMG;AACH,eAAO,MAAM,QAAQ,UAAW,YAAY,iBAc3C,CAAA"}
|
||||
+50
@@ -0,0 +1,50 @@
|
||||
"use strict";
|
||||
// this spawns a child process that listens for SIGHUP when the
|
||||
// parent process exits, and after 200ms, sends a SIGKILL to the
|
||||
// child, in case it did not terminate.
|
||||
Object.defineProperty(exports, "__esModule", { value: true });
|
||||
exports.watchdog = void 0;
|
||||
const child_process_1 = require("child_process");
|
||||
const watchdogCode = String.raw `
|
||||
const pid = parseInt(process.argv[1], 10)
|
||||
process.title = 'node (foreground-child watchdog pid=' + pid + ')'
|
||||
if (!isNaN(pid)) {
|
||||
let barked = false
|
||||
// keepalive
|
||||
const interval = setInterval(() => {}, 60000)
|
||||
const bark = () => {
|
||||
clearInterval(interval)
|
||||
if (barked) return
|
||||
barked = true
|
||||
process.removeListener('SIGHUP', bark)
|
||||
setTimeout(() => {
|
||||
try {
|
||||
process.kill(pid, 'SIGKILL')
|
||||
setTimeout(() => process.exit(), 200)
|
||||
} catch (_) {}
|
||||
}, 500)
|
||||
})
|
||||
process.on('SIGHUP', bark)
|
||||
}
|
||||
`;
|
||||
/**
|
||||
* Pass in a ChildProcess, and this will spawn a watchdog process that
|
||||
* will make sure it exits if the parent does, thus preventing any
|
||||
* dangling detached zombie processes.
|
||||
*
|
||||
* If the child ends before the parent, then the watchdog will terminate.
|
||||
*/
|
||||
const watchdog = (child) => {
|
||||
let dogExited = false;
|
||||
const dog = (0, child_process_1.spawn)(process.execPath, ['-e', watchdogCode, String(child.pid)], {
|
||||
stdio: 'ignore',
|
||||
});
|
||||
dog.on('exit', () => (dogExited = true));
|
||||
child.on('exit', () => {
|
||||
if (!dogExited)
|
||||
dog.kill('SIGKILL');
|
||||
});
|
||||
return dog;
|
||||
};
|
||||
exports.watchdog = watchdog;
|
||||
//# sourceMappingURL=watchdog.js.map
|
||||
+1
@@ -0,0 +1 @@
|
||||
{"version":3,"file":"watchdog.js","sourceRoot":"","sources":["../../src/watchdog.ts"],"names":[],"mappings":";AAAA,+DAA+D;AAC/D,gEAAgE;AAChE,uCAAuC;;;AAEvC,iDAAmD;AAEnD,MAAM,YAAY,GAAG,MAAM,CAAC,GAAG,CAAA;;;;;;;;;;;;;;;;;;;;;CAqB9B,CAAA;AAED;;;;;;GAMG;AACI,MAAM,QAAQ,GAAG,CAAC,KAAmB,EAAE,EAAE;IAC9C,IAAI,SAAS,GAAG,KAAK,CAAA;IACrB,MAAM,GAAG,GAAG,IAAA,qBAAK,EACf,OAAO,CAAC,QAAQ,EAChB,CAAC,IAAI,EAAE,YAAY,EAAE,MAAM,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC,EACvC;QACE,KAAK,EAAE,QAAQ;KAChB,CACF,CAAA;IACD,GAAG,CAAC,EAAE,CAAC,MAAM,EAAE,GAAG,EAAE,CAAC,CAAC,SAAS,GAAG,IAAI,CAAC,CAAC,CAAA;IACxC,KAAK,CAAC,EAAE,CAAC,MAAM,EAAE,GAAG,EAAE;QACpB,IAAI,CAAC,SAAS;YAAE,GAAG,CAAC,IAAI,CAAC,SAAS,CAAC,CAAA;IACrC,CAAC,CAAC,CAAA;IACF,OAAO,GAAG,CAAA;AACZ,CAAC,CAAA;AAdY,QAAA,QAAQ,YAcpB","sourcesContent":["// this spawns a child process that listens for SIGHUP when the\n// parent process exits, and after 200ms, sends a SIGKILL to the\n// child, in case it did not terminate.\n\nimport { ChildProcess, spawn } from 'child_process'\n\nconst watchdogCode = String.raw`\nconst pid = parseInt(process.argv[1], 10)\nprocess.title = 'node (foreground-child watchdog pid=' + pid + ')'\nif (!isNaN(pid)) {\n let barked = false\n // keepalive\n const interval = setInterval(() => {}, 60000)\n const bark = () => {\n clearInterval(interval)\n if (barked) return\n barked = true\n process.removeListener('SIGHUP', bark)\n setTimeout(() => {\n try {\n process.kill(pid, 'SIGKILL')\n setTimeout(() => process.exit(), 200)\n } catch (_) {}\n }, 500)\n })\n process.on('SIGHUP', bark)\n}\n`\n\n/**\n * Pass in a ChildProcess, and this will spawn a watchdog process that\n * will make sure it exits if the parent does, thus preventing any\n * dangling detached zombie processes.\n *\n * If the child ends before the parent, then the watchdog will terminate.\n */\nexport const watchdog = (child: ChildProcess) => {\n let dogExited = false\n const dog = spawn(\n process.execPath,\n ['-e', watchdogCode, String(child.pid)],\n {\n stdio: 'ignore',\n },\n )\n dog.on('exit', () => (dogExited = true))\n child.on('exit', () => {\n if (!dogExited) dog.kill('SIGKILL')\n })\n return dog\n}\n"]}
|
||||
Reference in new issue
Block a user