mirror of https://git.tuxpa.in/a/code-server.git
127 lines
3.0 KiB
TypeScript
127 lines
3.0 KiB
TypeScript
import * as cp from "child_process";
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import { logger, Logger, field, time } from "@coder/logger";
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export interface CommandResult {
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readonly exitCode: number;
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readonly stdout: string;
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readonly stderr: string;
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}
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const execute = (command: string, args: string[] = [], options: cp.SpawnOptions, logger: Logger): Promise<CommandResult> => {
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let resolve: (result: CommandResult) => void;
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const prom = new Promise<CommandResult>(res => resolve = res);
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const stdout: string[] = [];
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const stderr: string[] = [];
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const complete = (exitCode: number): void => {
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resolve({
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stderr: stderr.join(""),
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stdout: stdout.join(""),
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exitCode,
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});
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};
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logger.info(`Executing '${command} ${JSON.stringify(args)}'`, field("options", options));
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const proc = cp.spawn(command, args.length > 0 ? args : [], options);
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proc.on("close", (code) => {
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complete(code);
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});
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proc.on("exit", (code) => {
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complete(code!);
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});
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proc.stdout.on("data", (d) => {
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stdout.push(d.toString());
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logger.debug("stdio", field("stdout", d.toString()));
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});
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proc.stderr.on("data", (d) => {
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stderr.push(d.toString());
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logger.debug("stdio", field("stderr", d.toString()));
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});
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return prom;
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};
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export type TaskFunction = (runner: Runner) => void | Promise<void>;
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export interface Runner {
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cwd: string;
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execute(command: string, args?: string[], env?: object): Promise<CommandResult>;
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}
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export interface Task {
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readonly name: string;
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readonly func: TaskFunction;
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}
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const tasks = new Map<string, Task>();
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const activated = new Map<string, Promise<void>>();
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export const register = (name: string, func: TaskFunction): () => void | Promise<void> => {
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if (tasks.has(name)) {
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throw new Error(`Task "${name}" already registered`);
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}
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tasks.set(name, {
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name,
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func,
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});
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return (): void | Promise<void> => {
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return run(name);
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};
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};
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export const run = (name: string = process.argv[2]): void | Promise<void> => {
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const task = tasks.get(name);
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if (!task) {
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logger.error("Task not found.", field("name", name), field("available", Array.from(tasks.keys())));
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return process.exit(1);
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}
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if (activated.has(name)) {
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return activated.get(name);
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}
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let cwd: string = process.cwd();
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const log = logger.named(name);
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const timer = time(Number.MAX_SAFE_INTEGER);
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let outputTimer: NodeJS.Timer | undefined;
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log.info("Starting...");
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const prom = task.func({
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set cwd(path: string) {
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cwd = path;
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},
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execute(command: string, args: string[] = [], env?: object): Promise<CommandResult> {
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return execute(command, args, {
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cwd,
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env: env as NodeJS.ProcessEnv,
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}, log);
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},
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});
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if (prom) {
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activated.set(name, prom);
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const doOutput = (): void => {
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outputTimer = setTimeout(() => {
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log.info("Still running...");
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doOutput();
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}, 60 * 1000 * 5);
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};
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doOutput();
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prom.then(() => {
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if (outputTimer) {
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clearTimeout(outputTimer);
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}
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log.info("Completed!", field("time", timer));
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}).catch((ex) => {
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activated.delete(name);
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log.error(`Failed: ${ex.message}`);
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log.error(`Stack: ${ex.stack}`);
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return process.exit(1);
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});
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}
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return prom;
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};
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