TypeScript!

lib/server.ts

@@ -0,0 +1,93 @@
+/**
+ * Copyright 2013-2018  Zaid Abdulla
+ *
+ * This file is part of GenieACS.
+ *
+ * GenieACS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * GenieACS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with GenieACS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import * as fs from "fs";
+import * as http from "http";
+import * as https from "https";
+
+let server: http.Server | https.Server;
+let listener: (...args) => void;
+
+function closeServer(timeout, callback): void {
+  if (!server) return void callback();
+
+  setTimeout(() => {
+    if (!callback) return;
+
+    // Ignore HTTP requests from connection that may still be open
+    server.removeListener("request", listener);
+    server.setTimeout(1);
+
+    const cb = callback;
+    callback = null;
+    setTimeout(cb, 1000);
+  }, timeout).unref();
+
+  server.close(() => {
+    if (!callback) return;
+
+    const cb = callback;
+    callback = null;
+    cb();
+  });
+}
+
+export function start(
+  port,
+  networkInterface,
+  ssl,
+  _listener,
+  onConnection?
+): void {
+  listener = _listener;
+
+  if (ssl) {
+    const options = {
+      key: fs.readFileSync(ssl.key),
+      cert: fs.readFileSync(ssl.cert),
+      ca: null
+    };
+
+    try {
+      // Use intermediate certificates if available
+      options.ca = fs
+        .readFileSync(ssl.ca)
+        .toString()
+        .match(/-+BEGIN CERTIFICATE-+[0-9a-zA-Z+\-/=\s]+?-+END CERTIFICATE-+/g);
+    } catch (error) {
+      // No intermediate certificate
+    }
+    server = https.createServer(options, listener);
+    if (onConnection != null) server.on("secureConnection", onConnection);
+  } else {
+    server = http.createServer(listener);
+    if (onConnection != null) server.on("connection", onConnection);
+  }
+
+  server.listen(port, networkInterface);
+}
+
+export function stop(): Promise<void> {
+  return new Promise((resolve, reject) => {
+    setTimeout(() => {
+      reject(new Error("Could not close server in a timely manner"));
+    }, 30000).unref();
+    closeServer(20000, resolve);
+  });
+}