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Simplify and cleanup handling of return values of system calls

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Handling of return values done in a single line.
Determine only, if access is possible not not (true, false). The actual displayed text has to be determined, when displaying the result of the access check.
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zbchristian 2020-06-29 13:12:29 +02:00 committed by GitHub
parent d878cbf356
commit 4623060f08
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1 changed files with 5 additions and 14 deletions
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19
includes/internetRoute.php
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@ -12,24 +12,15 @@ if (!empty($routes) ) {
// resolve the name of the gateway (if possible)
unset($host);
exec('host '.$prop[2].' | sed -rn "s/.*domain name pointer (.*)\./\1/p" | head -n 1', $host);
if (empty($host)) {
$host[0]="*";
}
$rInfo[$i]["gw-name"] = $host[0];
$rInfo[$i]["gw-name"] = empty($host) ? "*" : $host[0];
if (isset($checkAccess) && $checkAccess) {
// check internet connectivity w/ and w/o DNS resolution
unset($okip);
exec('ping -W1 -c 1 -I '.$prop[0].' '.RASPI_ACCESS_CHECK_IP.' | sed -rn "s/.*icmp_seq=1.*time=.*/\&check\;/p"', $okip);
if (empty($okip)) {
$okip[0]="failed";
}
$rInfo[$i]["access-ip"] = $okip[0];
exec('ping -W1 -c 1 -I '.$prop[0].' '.ACCESS_CHECK_IP.' | sed -rn "s/.*icmp_seq=1.*time=.*/OK/p"',$okip);
$rInfo[$i]["access-ip"] = empty($okip) ? false : true;
unset($okdns);
exec('ping -W1 -c 1 -I '.$prop[0].' '.RASPI_ACCESS_CHECK_DNS.' | sed -rn "s/.*icmp_seq=1.*time=.*/\&check\;/p"', $okdns);
if (empty($okdns)) {
$okdns[0]="failed";
}
$rInfo[$i]["access-dns"] = $okdns[0];
exec('ping -W1 -c 1 -I '.$prop[0].' '.ACCESS_CHECK_DNS.' | sed -rn "s/.*icmp_seq=1.*time=.*/OK/p"',$okdns);
$rInfo[$i]["access-dns"] = empty($okdns) ? false : true;
}
}
} else {