- my @subnets = PVE::Tools::split_list($vnet->{subnets}) if $vnet->{subnets};
- foreach my $subnet (@subnets) {
- next if !defined($subnet_cfg->{ids}->{$subnet});
- push @iface_config, "address $subnet_cfg->{ids}->{$subnet}->{gateway}" if $subnet_cfg->{ids}->{$subnet}->{gateway};
+ my $address = {};
+ my $subnets = PVE::Network::SDN::Vnets::get_subnets($vnetid, 1);
+
+ foreach my $subnetid (sort keys %{$subnets}) {
+ my $subnet = $subnets->{$subnetid};
+ my $cidr = $subnet->{cidr};
+ my $mask = $subnet->{mask};
+
+ my $gateway = $subnet->{gateway};
+ if ($gateway) {
+ push @iface_config, "address $gateway/$mask" if !defined($address->{$gateway});
+ $address->{$gateway} = 1;
+ }
+ #add route for /32 pointtopoint
+ push @iface_config, "up ip route add $cidr dev $vnetid" if $mask == 32;
+ if ($subnet->{snat}) {
+ #find outgoing interface
+ my ($outip, $outiface) = PVE::Network::SDN::Zones::Plugin::get_local_route_ip('8.8.8.8');
+ if ($outip && $outiface) {
+ #use snat, faster than masquerade
+ push @iface_config, "post-up iptables -t nat -A POSTROUTING -s '$cidr' -o $outiface -j SNAT --to-source $outip";
+ push @iface_config, "post-down iptables -t nat -D POSTROUTING -s '$cidr' -o $outiface -j SNAT --to-source $outip";
+ #add conntrack zone once on outgoing interface
+ push @iface_config, "post-up iptables -t raw -I PREROUTING -i fwbr+ -j CT --zone 1";
+ push @iface_config, "post-down iptables -t raw -D PREROUTING -i fwbr+ -j CT --zone 1";
+ }
+ }