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Added support for logging packet loss and min/max/avg response times on fping

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laf
2015-06-22 21:55:31 +01:00
parent db4a5de847
commit eee2ae5be1
10 changed files with 268 additions and 15 deletions
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includes/functions.php
+63 -15
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@@ -495,25 +495,21 @@ function isPingable($hostname,$device_id = FALSE)
if(is_numeric($config['fping_options']['timeout']) || $config['fping_options']['timeout'] > 1) {
$fping_params .= ' -t ' . $config['fping_options']['timeout'];
}
$status = shell_exec($config['fping'] . "$fping_params -e $hostname 2>/dev/null");
if(is_numeric($config['fping_options']['count']) || $config['fping_options']['count'] > 0) {
$fping_params .= ' -c ' . $config['fping_options']['count'];
}
//$status = shell_exec($config['fping'] . "$fping_params -e $hostname 2>/dev/null");
$response = array();
if (strstr($status, "alive"))
{
$response['result'] = TRUE;
} else {
$status = shell_exec($config['fping6'] . "$fping_params -e $hostname 2>/dev/null");
if (strstr($status, "alive"))
{
$response['result'] = TRUE;
} else {
$status = fping($hostname,$fping_params);
if ($status['loss'] < 0 || $status['loss'] == 100) {
$response['result'] = FALSE;
}
} else {
$response['result'] = TRUE;
}
if(is_numeric($device_id) && !empty($device_id))
{
preg_match('/(\d+\.*\d*) (ms)/', $status, $time);
$response['last_ping_timetaken'] = $time[1];
if (is_numeric($status['avg'])) {
$response['last_ping_timetaken'] = $status['avg'];
}
$response['db'] = $status;
return($response);
}
@@ -1269,3 +1265,55 @@ function ip_exists($ip) {
}
return true;
}
function fping($host,$params) {
global $config;
// $handle = popen($config['fping'] . ' -e -q ' .$params . ' ' .$host.' 2>&1', 'r');
// sleep(0.2);
// $read = fread($handle, 8192);
// pclose($handle);
$descriptorspec = array(
0 => array("pipe", "r"),
1 => array("pipe", "w"),
2 => array("pipe", "w")
);
$process = proc_open($config['fping'] . ' -e -q ' .$params . ' ' .$host.' 2>&1', $descriptorspec, $pipes);
if (is_resource($process)) {
fwrite($pipes[0], $in);
/* fwrite writes to stdin, 'cat' will immediately write the data from stdin
* to stdout and blocks, when the stdout buffer is full. Then it will not
* continue reading from stdin and php will block here.
*/
fclose($pipes[0]);
while (!feof($pipes[1])) {
$read .= fgets($pipes[1], 1024);
}
fclose($pipes[1]);
$return_value = proc_close($process);
}
system("echo 'YEAH $read END\n' >> /tmp/testing");
system("echo '". $config['fping'] ." -e -q $params $host' >> /tmp/testing");
preg_match('/[0-9]+\/[0-9]+\/[0-9]+%/', $read, $loss_tmp);
preg_match('/[0-9\.]+\/[0-9\.]+\/[0-9\.]*$/', $read, $latency);
$loss = preg_replace("/%/","",$loss_tmp[0]);
list($xmt,$rcv,$loss) = preg_split("/\//", $loss);
list($min,$max,$avg) = preg_split("/\//", $latency[0]);
if ($loss < 0) {
$xmt = 1;
$rcv = 1;
$loss = 100;
}
$response = array('xmt'=>$xmt,'rcv'=>$rcv,'loss'=>$loss,'min'=>$min,'max'=>$max,'avg'=>$avg);
return $response;
}