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dns.cgi: Only perform reverse lookup if DNS is working.

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Signed-off-by: Stefan Schantl <stefan.schantl@ipfire.org>
This commit is contained in:
Stefan Schantl
2020-01-11 19:34:12 +01:00
parent c73baee1f0
commit f03f34298b
1 changed files with 3 additions and 1 deletions
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4
html/cgi-bin/dns.cgi
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@@ -411,6 +411,7 @@ sub show_nameservers () {
my $dns_status_string;
my $dns_status_col;
my $dns_working;
# Test if the DNS system is working.
#
@@ -421,6 +422,7 @@ sub show_nameservers () {
if ($dns_status_ret eq "2") {
$dns_status_string = "$Lang::tr{'working'}";
$dns_status_col = "${Header::colourgreen}";
$dns_working = 1;
} else {
$dns_status_string = "$Lang::tr{'broken'}";
$dns_status_col = "${Header::colourred}";
@@ -577,7 +579,7 @@ END
my $rdns;
# Only do the reverse lookup if the system is online.
if (&red_is_active()) {
if ($dns_working) {
my $iaddr = inet_aton($nameserver);
$rdns = gethostbyaddr($iaddr, AF_INET);
}