Consolidate OpenVPN kill_client routine

After a gitsync just now I started getting "cannot redeclare
kill_client" error messages. Whatever it was that caused this to start
happening, the kill_client() function in these 2 places is identical.
Might as well put it in openvpn.inc

1 files changed, 36 insertions, 0 deletions

diff --git a/src/etc/inc/openvpn.inc b/src/etc/inc/openvpn.inc
index da666e3..9dc83c5 100644
--- a/src/etc/inc/openvpn.inc
+++ b/src/etc/inc/openvpn.inc
@@ -1611,6 +1611,42 @@ function openvpn_get_client_status($client, $socket) {
 	return $client;
 }
 
+function openvpn_kill_client($port, $remipp) {
+	global $g;
+
+	//$tcpsrv = "tcp://127.0.0.1:{$port}";
+	$tcpsrv = "unix://{$g['varetc_path']}/openvpn/{$port}.sock";
+	$errval = null;
+	$errstr = null;
+
+	/* open a tcp connection to the management port of each server */
+	$fp = @stream_socket_client($tcpsrv, $errval, $errstr, 1);
+	$killed = -1;
+	if ($fp) {
+		stream_set_timeout($fp, 1);
+		fputs($fp, "kill {$remipp}\n");
+		while (!feof($fp)) {
+			$line = fgets($fp, 1024);
+
+			$info = stream_get_meta_data($fp);
+			if ($info['timed_out']) {
+				break;
+			}
+
+			/* parse header list line */
+			if (strpos($line, "INFO:") !== false) {
+				continue;
+			}
+			if (strpos($line, "SUCCESS") !== false) {
+				$killed = 0;
+			}
+			break;
+		}
+		fclose($fp);
+	}
+	return $killed;
+}
+
 function openvpn_refresh_crls() {
 	global $g, $config;