fix: when main error then child will not die

Author: GrinZero

packages/network-debugger/src/core/fork.ts

@@ -67,6 +67,7 @@ export class MainProcess {
     })
     this.ws
       .then((ws) => {
+        this.healthCheck()
         ws.on('error', (e) => {
           console.error('MainProcess Socket Error: ', e)
         })
@@ -136,6 +137,20 @@ export class MainProcess {
     return this
   }
 
+  private async healthCheck() {
+    const ws = await this.ws
+    const ping = () => {
+      ws.send(
+        JSON.stringify({
+          type: 'health',
+          data: {}
+        })
+      )
+    }
+    ping()
+    setInterval(ping, 2000)
+  }
+
   public responseRequest(id: string, response: IncomingMessage) {
     const responseBuffer: Buffer[] = []
 

packages/network-debugger/src/fork/module/health/index.ts

@@ -0,0 +1,13 @@
+import { createPlugin, useHandler } from '../common'
+
+export const healthPlugin = createPlugin('health', () => {
+  const exitProcess = () => {
+    process.exit(0)
+  }
+
+  let id = setTimeout(exitProcess, 5000)
+  useHandler('healthcheck', () => {
+    clearTimeout(id)
+    id = setTimeout(exitProcess, 5000)
+  })
+})

packages/network-debugger/src/fork/module/index.ts

@@ -2,7 +2,8 @@ import { RequestCenter } from '../request-center'
 import { debuggerPlugin } from './debugger'
 import { networkPlugin } from './network'
 import { websocketPlugin } from './websocket'
+import { healthPlugin } from './health'
 
 export const loadPlugin = (instance: RequestCenter) => {
-  instance.loadPlugins([networkPlugin, debuggerPlugin, websocketPlugin])
+  instance.loadPlugins([networkPlugin, debuggerPlugin, websocketPlugin, healthPlugin])
 }

packages/network-debugger/src/fork/request-center.ts

@@ -27,7 +27,7 @@ export class RequestCenter {
   private options: RequestCenterInitOptions
   constructor(options: RequestCenterInitOptions) {
     this.options = options
-    const { serverPort, requests, autoOpenDevtool } = options
+    const { serverPort, autoOpenDevtool } = options
     this.devtool = new DevtoolServer({
       port: serverPort,
       autoOpenDevtool: autoOpenDevtool,
@@ -113,7 +113,7 @@ export class RequestCenter {
             {
               const listenerList = this.listeners[_message.type]
               if (!listenerList) {
-                console.warn('unknown message type', _message.type)
+                // console.warn('unknown message type', _message.type)
                 break
               }