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Add a better way to detect if the iptables chain exists.

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This commit is contained in:
FusionPBX
2022-08-02 12:34:03 -06:00
committed by GitHub
parent 7103adf98f
commit 2c5c522186
1 changed files with 7 additions and 6 deletions
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13
app/event_guard/resources/service/event_guard.php
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@@ -80,14 +80,14 @@
//loop through the chains
foreach ($chains as $chain) {
$command = 'iptables --list INPUT | grep '.$chain;
if ($debug) {
echo $command."\n";
}
if (strlen(shell($command)) == 0) {
$command = "iptables --list INPUT | grep ".$chain." | awk '{print \$1}' | sed ':a;N;\$!ba;s/\\n/,/g' ";
//if ($debug) { echo $command."\n"; }
$response = shell($command);
if (!in_array($chain, explode(",", $response))) {
echo "Add iptables ".$chain." chain\n";
system('iptables --new '.$chain);
system('iptables -I INPUT -j '.$chain);
echo "Add iptables ".$chain." chain\n";
echo "\n";
}
}
}
@@ -146,6 +146,7 @@
//debug information
if ($debug && ($array['Event-Subclass'] == 'sofia::register_failure' || $array['Event-Subclass'] == 'sofia::pre_register')) {
echo "\n";
print_r($array);