File size: 2,271 Bytes
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const { spawn } = require("child_process");
const { resolve } = require("path");
const { existsSync, mkdirSync, writeFileSync } = require("fs");
const http = require("http");
async function setup() {
// Wait up to 30s for it to start
let success = false;
let child;
for (let i = 0; i < 30; i++) {
try {
await new Promise((res, rej) => {
http
.get("http://127.0.0.1:8188/object_info", (resp) => {
let data = "";
resp.on("data", (chunk) => {
data += chunk;
});
resp.on("end", () => {
// Modify the response data to add some checkpoints
const objectInfo = JSON.parse(data);
objectInfo.CheckpointLoaderSimple.input.required.ckpt_name[0] = ["model1.safetensors", "model2.ckpt"];
objectInfo.VAELoader.input.required.vae_name[0] = ["vae1.safetensors", "vae2.ckpt"];
data = JSON.stringify(objectInfo, undefined, "\t");
const outDir = resolve("./data");
if (!existsSync(outDir)) {
mkdirSync(outDir);
}
const outPath = resolve(outDir, "object_info.json");
console.log(`Writing ${Object.keys(objectInfo).length} nodes to ${outPath}`);
writeFileSync(outPath, data, {
encoding: "utf8",
});
res();
});
})
.on("error", rej);
});
success = true;
break;
} catch (error) {
console.log(i + "/30", error);
if (i === 0) {
// Start the server on first iteration if it fails to connect
console.log("Starting ComfyUI server...");
let python = resolve("../../python_embeded/python.exe");
let args;
let cwd;
if (existsSync(python)) {
args = ["-s", "ComfyUI/main.py"];
cwd = "../..";
} else {
python = "python";
args = ["main.py"];
cwd = "..";
}
args.push("--cpu");
console.log(python, ...args);
child = spawn(python, args, { cwd });
child.on("error", (err) => {
console.log(`Server error (${err})`);
i = 30;
});
child.on("exit", (code) => {
if (!success) {
console.log(`Server exited (${code})`);
i = 30;
}
});
}
await new Promise((r) => {
setTimeout(r, 1000);
});
}
}
child?.kill();
if (!success) {
throw new Error("Waiting for server failed...");
}
}
setup(); |