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add ipv6 support to work with myonlineportal.net

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This commit is contained in:
Gerald Schnabel 2015-10-27 23:43:02 +01:00
parent a2ea922aa3
commit 35bfdea514
1 changed files with 45 additions and 8 deletions
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53
ddclient
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@ -349,8 +349,8 @@ my %variables = (
'syslog' => setv(T_BOOL, 0, 0, 1, 0, undef),
'facility' => setv(T_STRING,0, 0, 1, 'daemon', undef),
'priority' => setv(T_STRING,0, 0, 1, 'notice', undef),
'mail' => setv(T_EMAIL, 0, 0, 1, '', undef),
'mail-failure' => setv(T_EMAIL, 0, 0, 1, '', undef),
'mail' => setv(T_EMAIL, 0, 0, 1, '', undef),
'mail-failure' => setv(T_EMAIL, 0, 0, 1, '', undef),
'exec' => setv(T_BOOL, 0, 0, 1, 1, undef),
'debug' => setv(T_BOOL, 0, 0, 1, 0, undef),
@ -903,8 +903,10 @@ sub update_nics {
next;
}
if ($ip !~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/) {
warning("malformed IP address (%s)", $ip);
next;
if( !ipv6_match($ip) ) {
warning("malformed IP address (%s)", $ip);
next;
}
}
$iplist{$use}{$arg_ip}{$arg_fw}{$arg_if}{$arg_web}{$arg_cmd} = $ip;
}
@ -1850,7 +1852,9 @@ sub check_value {
# return undef if $value =~ /:/;
} elsif ($type eq T_IP) {
return undef if $value !~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/;
if( !ipv6_match($value) ) {
return undef if $value !~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/;
}
}
return $value;
}
@ -2192,9 +2196,14 @@ sub get_ip {
$reply =~ s/^.*?${skip}//is;
}
if ($reply =~ /^.*?\b(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\b.*/is) {
$ip = $1;
$ip = un_zero_pad($ip);
$ip = filter_local($ip) if opt('fw-banlocal', $h);
$ip = $1;
$ip = un_zero_pad($ip);
$ip = filter_local($ip) if opt('fw-banlocal', $h);
} elsif ( $ip = ipv6_match($reply) ) {
$ip = un_zero_pad($ip);
$ip = filter_local($ip) if opt('fw-banlocal', $h);
} else {
warning("found neither ipv4 nor ipv6 address");
}
if (($use ne 'ip') && (define($ip,'') eq '0.0.0.0')) {
$ip = undef;
@ -2204,6 +2213,34 @@ sub get_ip {
return $ip;
}
######################################################################
## ipv6_match determine ipv6 address from given string and return them
######################################################################
sub ipv6_match {
my $content = shift;
my $omits;
my $ip = "";
my $linenumbers = 0;
my @values = split('\n', $content);
foreach my $val (@values) {
next unless $val =~ /((:{0,2}[A-F0-9]{1,4}){0,7}:{1,2}[A-F0-9]{1,4})/ai; # invalid char
my $parsed = $1;
# check for at least 7 colons
my $count_colon = () = $parsed =~ /:/g;
if ($count_colon != 7) {
# or one double colon
my $count_double_colon = () = $parsed =~ /::/g;
if ($count_double_colon != 1) {
next
}
}
return $parsed;
}
return;
}
######################################################################
## group_hosts_by
######################################################################