79 lines
1.8 KiB
JavaScript
79 lines
1.8 KiB
JavaScript
import { spawn } from "node:child_process";
|
|
import net from "node:net";
|
|
|
|
const commands = [
|
|
{
|
|
name: "service",
|
|
command: "node",
|
|
args: ["service/src/server.js"],
|
|
port: 4317
|
|
},
|
|
{
|
|
name: "web",
|
|
command: "npm.cmd",
|
|
args: ["run", "web:dev"],
|
|
port: 5173
|
|
}
|
|
];
|
|
|
|
const occupied = [];
|
|
for (const command of commands) {
|
|
if (await isPortInUse(command.port)) {
|
|
occupied.push(command);
|
|
}
|
|
}
|
|
|
|
if (occupied.length > 0) {
|
|
for (const command of occupied) {
|
|
console.error(`[dev] port ${command.port} is already in use; not starting ${command.name}.`);
|
|
}
|
|
console.error("[dev] stop the old process first, then run npm.cmd run dev again.");
|
|
process.exit(1);
|
|
}
|
|
|
|
const children = commands.map(({ name, command, args }) => {
|
|
const child = spawn(command, args, {
|
|
cwd: process.cwd(),
|
|
stdio: ["ignore", "pipe", "pipe"],
|
|
shell: false
|
|
});
|
|
|
|
child.stdout.on("data", (data) => writePrefixed(name, data));
|
|
child.stderr.on("data", (data) => writePrefixed(name, data));
|
|
child.on("exit", (code) => {
|
|
if (code !== 0 && code !== null) {
|
|
console.error(`[${name}] exited with code ${code}`);
|
|
}
|
|
});
|
|
|
|
return child;
|
|
});
|
|
|
|
for (const signal of ["SIGINT", "SIGTERM"]) {
|
|
process.on(signal, () => {
|
|
for (const child of children) {
|
|
child.kill(signal);
|
|
}
|
|
process.exit(0);
|
|
});
|
|
}
|
|
|
|
function writePrefixed(name, data) {
|
|
const lines = data.toString().split(/\r?\n/).filter(Boolean);
|
|
for (const line of lines) {
|
|
console.log(`[${name}] ${line}`);
|
|
}
|
|
}
|
|
|
|
function isPortInUse(port) {
|
|
return new Promise((resolve) => {
|
|
const server = net.createServer();
|
|
|
|
server.once("error", () => resolve(true));
|
|
server.once("listening", () => {
|
|
server.close(() => resolve(false));
|
|
});
|
|
server.listen(port, "127.0.0.1");
|
|
});
|
|
}
|