Close TCP connections to Graphite to avoid connections in TIME_WAIT state

Resolve: Graphite error: Could not connect: [99] Cannot assign requested address

Author: nook24

VERSION

@@ -1 +1 @@
-3.7.3
+3.7.4

src/Console/Database.php

@@ -52,7 +52,7 @@
  */
 class Database extends Command {
 
-    const DB_VERSION = '3.7.3';
+    const DB_VERSION = '3.7.4';
 
     /**
      * @var Config

src/TcpSocket.php

@@ -78,8 +78,16 @@ public function connect(){
     }
 
     public function disconnect(){
-        if(is_resource($this->socket)){
+        try {
+            $linger = [
+                'l_linger' => 0,
+                'l_onoff' => 1
+            ];
+            socket_set_option($this->socket, SOL_SOCKET, SO_LINGER, $linger);
+            //socket_shutdown($this->socket, 2);
             socket_close($this->socket);
+        } catch (\Exception $e) {
+            // Ignore for now
         }
         $this->socket = null;
     }
@@ -119,4 +127,4 @@ public function getLastError(){
         return socket_strerror($this->lastErrNo);
     }
 
-}
+}