openvpn: Tie client to use IPv4

OpenVPN might try to connect via IPv6 in rare occasions.

To avoid that, we can tell it to use IPv4 exclusively.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
This commit is contained in:
Michael Tremer
2019-03-18 22:39:10 +00:00
committed by Peter Müller
parent fbca69fc8c
commit 1580d3b1a3

View File

@@ -970,14 +970,14 @@ unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General
print SERVERCONF "port $cgiparams{'DEST_PORT'}\n";
if ($cgiparams{'PROTOCOL'} eq 'tcp') {
print SERVERCONF "proto tcp-server\n";
print SERVERCONF "proto tcp4-server\n";
print SERVERCONF "# Packet size\n";
if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
print SERVERCONF "tun-mtu $tunmtu\n";
}
if ($cgiparams{'PROTOCOL'} eq 'udp') {
print SERVERCONF "proto udp\n";
print SERVERCONF "proto udp4\n";
print SERVERCONF "# Paketsize\n";
if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
print SERVERCONF "tun-mtu $tunmtu\n";
@@ -1069,14 +1069,14 @@ unless(-d "${General::swroot}/ovpn/n2nconf/$cgiparams{'NAME'}"){mkdir "${General
print CLIENTCONF "port $cgiparams{'DEST_PORT'}\n";
if ($cgiparams{'PROTOCOL'} eq 'tcp') {
print CLIENTCONF "proto tcp-client\n";
print CLIENTCONF "proto tcp4-client\n";
print CLIENTCONF "# Packet size\n";
if ($cgiparams{'MTU'} eq '') {$tunmtu = '1400'} else {$tunmtu = $cgiparams{'MTU'}};
print CLIENTCONF "tun-mtu $tunmtu\n";
}
if ($cgiparams{'PROTOCOL'} eq 'udp') {
print CLIENTCONF "proto udp\n";
print CLIENTCONF "proto udp4\n";
print CLIENTCONF "# Paketsize\n";
if ($cgiparams{'MTU'} eq '') {$tunmtu = '1500'} else {$tunmtu = $cgiparams{'MTU'}};
print CLIENTCONF "tun-mtu $tunmtu\n";
@@ -2239,14 +2239,14 @@ if ($confighash{$cgiparams{'KEY'}}[3] eq 'net'){
print CLIENTCONF "port $confighash{$cgiparams{'KEY'}}[29]\n";
if ($confighash{$cgiparams{'KEY'}}[28] eq 'tcp') {
print CLIENTCONF "proto tcp-client\n";
print CLIENTCONF "proto tcp4-client\n";
print CLIENTCONF "# Packet size\n";
if ($confighash{$cgiparams{'KEY'}}[31] eq '') {$tunmtu = '1400'} else {$tunmtu = $confighash{$cgiparams{'KEY'}}[31]};
print CLIENTCONF "tun-mtu $tunmtu\n";
}
if ($confighash{$cgiparams{'KEY'}}[28] eq 'udp') {
print CLIENTCONF "proto udp\n";
print CLIENTCONF "proto udp4\n";
print CLIENTCONF "# Paketsize\n";
if ($confighash{$cgiparams{'KEY'}}[31] eq '') {$tunmtu = '1500'} else {$tunmtu = $confighash{$cgiparams{'KEY'}}[31]};
print CLIENTCONF "tun-mtu $tunmtu\n";