Merge pull request #7222 from strapi/chore/server-startup

Fix server not accessible at bootstrap

packages/strapi/lib/Strapi.js

@@ -42,6 +42,8 @@ class Strapi {
     this.app = new Koa();
     this.router = new Router();
 
+    this.server = http.createServer(this.handleRequest.bind(this));
+
     // Logger.
     this.log = logger;
 
@@ -68,6 +70,14 @@ class Strapi {
     return ee({ dir: this.dir, logger });
   }
 
+  handleRequest(req, res) {
+    if (!this.requestHandler) {
+      this.requestHandler = this.app.callback();
+    }
+
+    return this.requestHandler(req, res);
+  }
+
   requireProjectBootstrap() {
     const bootstrapPath = path.resolve(this.dir, 'config/functions/bootstrap.js');
 
@@ -159,9 +169,6 @@ class Strapi {
    * Add behaviors to the server
    */
   async listen(cb) {
-    // Mount the HTTP server.
-    this.server = http.createServer(this.app.callback());
-
     // handle port in use cleanly
     this.server.on('error', err => {
       if (err.code === 'EADDRINUSE') {