feat (server)： add support for setting listening host (#2604)

packages/server/src/index.ts

@@ -198,6 +198,7 @@ export async function getAllChatFlow(): Promise<IChatFlow[]> {
 export async function start(): Promise<void> {
     serverApp = new App()
 
+    const host = process.env.HOST
     const port = parseInt(process.env.PORT || '', 10) || 3000
     const server = http.createServer(serverApp.app)
 
@@ -208,8 +209,8 @@ export async function start(): Promise<void> {
     await serverApp.initDatabase()
     await serverApp.config(io)
 
-    server.listen(port, () => {
+    server.listen(port, host, () => {
-        logger.info(`⚡️ [server]: Flowise Server is listening at ${port}`)
+        logger.info(`⚡️ [server]: Flowise Server is listening at ${host ? 'http://' + host : ''}:${port}`)
     })
 }
 

packages/ui/vite.config.js

@@ -6,15 +6,17 @@ import dotenv from 'dotenv'
 export default defineConfig(async ({ mode }) => {
     let proxy = undefined
     if (mode === 'development') {
-        const serverPort = parseInt(dotenv.config({ processEnv: {}, path: '../server/.env' }).parsed?.['PORT'])
+        const serverEnv = dotenv.config({ processEnv: {}, path: '../server/.env' }).parsed
+        const serverHost = serverEnv?.['HOST'] ?? 'localhost'
+        const serverPort = parseInt(serverEnv?.['PORT'] ?? 3000)
         if (!Number.isNaN(serverPort) && serverPort > 0 && serverPort < 65535) {
             proxy = {
                 '/api': {
-                    target: `http://localhost:${serverPort}`,
+                    target: `http://${serverHost}:${serverPort}`,
                     changeOrigin: true
                 },
                 '/socket.io': {
-                    target: `http://localhost:${serverPort}`,
+                    target: `http://${serverHost}:${serverPort}`,
                     changeOrigin: true
                 }
             }