refactor: code

Author: snitin315

lib/Server.js

@@ -637,7 +637,6 @@ class Server {
           await fs.mkdir(certificateDir, { recursive: true }, (error) => {
             if (error) {
               this.logger.error(error);
-              process.exit(2);
             }
           });
 
@@ -650,7 +649,6 @@ class Server {
             (error) => {
               if (error) {
                 this.logger.error(error);
-                process.exit(2);
               }
             }
           );
@@ -2101,7 +2099,6 @@ class Server {
       await fs.chmod(this.options.ipc, READ_WRITE, (error) => {
         if (error) {
           this.logger.error(error);
-          process.exit(2);
         }
       });
     }