From 13cf4921e9fe8187378073272fd82ff2e09aa52a Mon Sep 17 00:00:00 2001
From: Arjan Oosting <arjan@helix-nebula.org>
Date: Thu, 5 Feb 2015 15:45:44 +0100
Subject: [PATCH] Use fopen instead of expect_popen. This way there are no
 zombie ssh processen left around (see https://bugs.php.net/bug.php?id=57918)

---
 netconf/Device.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/netconf/Device.php b/netconf/Device.php
index 18a1bb6..3600739 100644
--- a/netconf/Device.php
+++ b/netconf/Device.php
@@ -133,7 +133,7 @@ public function Device_array(array $params)
     *operations.
     */
     public function connect() {
-    $this->stream = expect_popen("ssh -o ConnectTimeout=$this->connectTimeout $this->userName@$this->hostName -p $this->port -s netconf");        
+    $this->stream = fopen("expect://ssh -o ConnectTimeout=$this->connectTimeout $this->userName@$this->hostName -p $this->port -s netconf", "rw");        
 	ini_set('expect.timeout',  $this->replyTimeout);
 	$flag = true;        
 	while ($flag) {