use warnings;
use strict;
use Data::Dumper;
-
+use PVE::Tools;
use PVE::QemuServer;
+
+my $rule_format = "%-15s %-15s %-15s %-15s %-15s %-15s\n";
+
+my $generate_input_rule = sub {
+ my ($zoneinfo, $rule, $net, $netid) = @_;
+
+ die "not implemented" if $rule->{source} ne 'any';
+ die "not implemented" if $rule->{dest} ne 'any';
+
+ my $zone = $net->{zone} || die "internal error";
+ my $zid = $zoneinfo->{$zone}->{id} || die "internal error";
+ my $tap = $net->{tap} || die "internal error";
+
+ return sprintf($rule_format, $rule->{action}, $rule->{source}, "$zid:$tap",
+ $rule->{proto} || '-', $rule->{dport} || '-', $rule->{sport} || '-');
+};
+
+my $generate_output_rule = sub {
+ my ($zoneinfo, $rule, $net, $netid) = @_;
+
+ die "not implemented" if $rule->{source} ne 'any';
+ die "not implemented" if $rule->{dest} ne 'any';
+
+ my $zone = $net->{zone} || die "internal error";
+ my $zid = $zoneinfo->{$zone}->{id} || die "internal error";
+ my $tap = $net->{tap} || die "internal error";
+
+ return sprintf($rule_format, $rule->{action}, "$zid:$tap", $rule->{dest},
+ $rule->{proto} || '-', $rule->{dport} || '-', $rule->{sport} || '-');
+};
+
# we need complete VM configuration of all VMs (openvz/qemu)
# in vmdata
sub compile {
- my ($vmdata) = @_;
+ my ($targetdir, $vmdata, $rules) = @_;
my $netinfo;
+ my $zoneinfo = {
+ fw => { type => 'firewall' },
+ };
+
+ my $maclist = {};
+
+ my $register_bridge;
+
+ $register_bridge = sub {
+ my ($bridge, $vlan) = @_;
+
+ my $zone = 'z' . $bridge;
+
+ return $zone if $zoneinfo->{$zone};
+
+ $zoneinfo->{$zone} = {
+ type => 'bridge',
+ bridge => $bridge,
+ };
+
+ return &$register_bridge("${bridge}v${vlan}") if defined($vlan);
+
+ return $zone;
+ };
+
+ my $register_bridge_port = sub {
+ my ($bridge, $vlan, $vmzone, $tap) = @_;
+
+ my $bridge_zone = &$register_bridge($bridge, $vlan);
+ my $zone = $bridge_zone . $vmzone;
+
+ if (!$zoneinfo->{$zone}) {
+ $zoneinfo->{$zone} = {
+ type => 'bport',
+ bridge_zone => $bridge_zone,
+ ifaces => {},
+ };
+ }
+
+ $zoneinfo->{$zone}->{ifaces}->{$tap} = 1;
+
+ return $zone;
+ };
+
foreach my $vmid (keys %{$vmdata->{qemu}}) {
$netinfo->{$vmid} = {};
my $conf = $vmdata->{qemu}->{$vmid};
foreach my $opt (keys %$conf) {
next if $opt !~ m/^net(\d+)$/;
+ my $netnum = $1;
my $net = PVE::QemuServer::parse_net($conf->{$opt});
next if !$net;
- $netinfo->{$vmid} = $net;
+ die "implement me" if !$net->{bridge};
+
+ my $vmzone = $conf->{zone} || "vm$vmid";
+ $net->{tap} = "tap${vmid}i${netnum}";
+ $maclist->{$net->{tap}} = $net->{macaddr} || die "internal error";
+ $net->{zone} = &$register_bridge_port($net->{bridge}, $net->{tag}, $vmzone, $net->{tap});
+ $netinfo->{$vmid}->{$opt} = $net;
+ }
+ }
+
+ #print Dumper($netinfo);
+
+ # NOTE: zone names have length limit, so we need to
+ # translate them into shorter names
+
+ my $zoneid = 0;
+ my $zonemap = { fw => 'fw' };
+
+ my $lookup_zonename = sub {
+ my ($zone) = @_;
+
+ return $zonemap->{$zone} if defined($zonemap->{$zone});
+ $zonemap->{$zone} = 'z' . $zoneid++;
+
+ return $zonemap->{$zone};
+ };
+
+ foreach my $z (sort keys %$zoneinfo) {
+ $zoneinfo->{$z}->{id} = &$lookup_zonename($z);
+ }
+
+ # dump zone file
+
+ my $out;
+
+ my $format = "%-15s %-10s %-15s %s\n";
+ $out = sprintf($format, '#ZONE', 'TYPE', 'OPTIONS', '');
+
+ foreach my $z (sort keys %$zoneinfo) {
+ my $zid = $zoneinfo->{$z}->{id};
+ if ($zoneinfo->{$z}->{type} eq 'firewall') {
+ $out .= sprintf($format, $zid, $zoneinfo->{$z}->{type}, '' , "# $z");
+ } elsif ($zoneinfo->{$z}->{type} eq 'bridge') {
+ $out .= sprintf($format, $zid, 'ipv4', '', "# $z");
+ } elsif ($zoneinfo->{$z}->{type} eq 'bport') {
+ my $bridge_zone = $zoneinfo->{$z}->{bridge_zone} || die "internal error";
+ my $bzid = $zoneinfo->{$bridge_zone}->{id} || die "internal error";
+ $out .= sprintf($format, "$zid:$bzid", 'bport', '', "# $z");
+ } else {
+ die "internal error";
}
}
- print Dumper($netinfo);
+ $out .= sprintf("#LAST LINE - ADD YOUR ENTRIES ABOVE THIS ONE - DO NOT REMOVE\n");
+
+ PVE::Tools::file_set_contents("$targetdir/zones", $out);
+
+ # dump interfaces
+
+ $format = "%-15s %-20s %-10s %-15s %s\n";
+ $out = sprintf($format, '#ZONE', 'INTERFACE', 'BROADCAST', 'OPTIONS', '');
+
+ my $maclist_format = "%-15s %-15s %-15s\n";
+ my $macs = sprintf($maclist_format, '#DISPOSITION', 'INTERFACE', 'MACZONE');
+
+ foreach my $z (sort keys %$zoneinfo) {
+ my $zid = $zoneinfo->{$z}->{id};
+ if ($zoneinfo->{$z}->{type} eq 'firewall') {
+ # do nothing;
+ } elsif ($zoneinfo->{$z}->{type} eq 'bridge') {
+ my $bridge = $zoneinfo->{$z}->{bridge} || die "internal error";
+ $out .= sprintf($format, $zid, $bridge, 'detect', 'bridge', "# $z");
+
+ } elsif ($zoneinfo->{$z}->{type} eq 'bport') {
+ my $ifaces = $zoneinfo->{$z}->{ifaces};
+ foreach my $iface (sort keys %$ifaces) {
+ my $bridge_zone = $zoneinfo->{$z}->{bridge_zone} || die "internal error";
+ my $bridge = $zoneinfo->{$bridge_zone}->{bridge} || die "internal error";
+ my $iftxt = "$bridge:$iface";
+ $out .= sprintf($format, $zid, $iftxt, '-', 'maclist', "# $z");
+ $macs .= sprintf($maclist_format, 'ACCEPT', $iface, $maclist->{$iface});
+ }
+ } else {
+ die "internal error";
+ }
+ }
+
+ $out .= sprintf("#LAST LINE - ADD YOUR ENTRIES ABOVE THIS ONE - DO NOT REMOVE\n");
+
+ PVE::Tools::file_set_contents("$targetdir/interfaces", $out);
+
+ # dump maclist
+ PVE::Tools::file_set_contents("$targetdir/maclist", $macs);
+
+ # dump policy
+
+ $format = "%-15s %-15s %-15s %s\n";
+ $out = sprintf($format, '#SOURCE', 'DEST', 'POLICY', 'LOG');
+ $out .= sprintf($format, 'all', 'all', 'REJECT', 'info');
+
+ PVE::Tools::file_set_contents("$targetdir/policy", $out);
+
+ # dump rules
+ $out = '';
+
+ $out = sprintf($rule_format, '#ACTION', 'SOURCE', 'DEST', 'PROTO', 'DPORT', 'SPORT');
+ foreach my $vmid (sort keys %$rules) {
+ if (my $inrules = $rules->{$vmid}->{in}) {
+ foreach my $rule (@$inrules) {
+ foreach my $netid (keys %{$netinfo->{$vmid}}) {
+ my $net = $netinfo->{$vmid}->{$netid};
+ next if !($rule->{iface} eq 'any' || $rule->{iface} eq $netid);
+ $out .= &$generate_input_rule($zoneinfo, $rule, $net, $netid);
+ }
+ }
+ }
+
+ if (my $outrules = $rules->{$vmid}->{out}) {
+ foreach my $rule (@$outrules) {
+ foreach my $netid (keys %{$netinfo->{$vmid}}) {
+ my $net = $netinfo->{$vmid}->{$netid};
+ next if !($rule->{iface} eq 'any' || $rule->{iface} eq $netid);
+ $out .= &$generate_output_rule($zoneinfo, $rule, $net, $netid);
+ }
+ }
+ }
+ }
+
+ PVE::Tools::file_set_contents("$targetdir/rules", $out);
}
+
sub activate {
}
projects / pve-firewall.git / blobdiff