--- /dev/null
+Testing zone helper assignments
+
+-- Testcase --
+{%
+ include("./root/usr/share/firewall4/main.uc", {
+ getenv: function(varname) {
+ switch (varname) {
+ case 'ACTION':
+ return 'print';
+ }
+ }
+ })
+%}
+-- End --
+
+-- File fs/open~_sys_class_net_zone1_flags.txt --
+0x1103
+-- End --
+
+-- File fs/open~_sys_class_net_zone2_flags.txt --
+0x1103
+-- End --
+
+-- File fs/open~_sys_class_net_zone3_flags.txt --
+0x1103
+-- End --
+
+-- File fs/open~_sys_class_net_zone4_flags.txt --
+0x1103
+-- End --
+
+-- File fs/open~_sys_class_net_zone5_flags.txt --
+0x1103
+-- End --
+
+-- File uci/firewall.json --
+{
+ "zone": [
+ {
+ ".description": "Setting masq to true for a zone with a helper should emit a helper chain for the zone with the configured helper",
+ "name": "test1",
+ "device": "zone1",
+ "masq": "1",
+ "helper": [ "tftp" ]
+ },
+ {
+ ".description": "Setting masq6 to true for a zone with a helper should emit a helper chain for the zone with the configured helper",
+ "name": "test2",
+ "device": "zone2",
+ "masq6": "1",
+ "helper": [ "tftp" ]
+ },
+ {
+ ".description": "Disabling both masq and masq6 for a zone with a helper should emit a helper chain for the zone with the configured helper",
+ "name": "test3",
+ "device": "zone3",
+ "masq": "0",
+ "masq6": "0",
+ "helper": [ "tftp" ]
+ },
+ {
+ ".description": "Disabling both masq and masq6 for a zone with a helper should configure default helper assignment",
+ "name": "test4",
+ "device": "zone4",
+ "masq": "0",
+ "masq6": "0",
+ },
+ {
+ ".description": "Specifying an invalid helper should write a warning to stderr",
+ "name": "test5",
+ "device": "zone5",
+ "masq": "0",
+ "masq6": "0",
+ "helper": [ "foo" ]
+ }
+ ]
+}
+-- End --
+
+-- Expect stdout --
+table inet fw4
+flush table inet fw4
+
+table inet fw4 {
+ #
+ # Set definitions
+ #
+
+
+ #
+ # Defines
+ #
+
+ define test1_devices = { "zone1" }
+ define test2_devices = { "zone2" }
+ define test3_devices = { "zone3" }
+ define test4_devices = { "zone4" }
+
+ #
+ # User includes
+ #
+
+ include "/etc/nftables.d/*.nft"
+
+
+ #
+ # Filter rules
+ #
+
+ chain input {
+ type filter hook input priority filter; policy drop;
+
+ iifname "lo" accept comment "!fw4: Accept traffic from loopback"
+
+ ct state established,related accept comment "!fw4: Allow inbound established and related flows"
+ iifname "zone1" jump input_test1 comment "!fw4: Handle test1 IPv4/IPv6 input traffic"
+ iifname "zone2" jump input_test2 comment "!fw4: Handle test2 IPv4/IPv6 input traffic"
+ iifname "zone3" jump input_test3 comment "!fw4: Handle test3 IPv4/IPv6 input traffic"
+ iifname "zone4" jump input_test4 comment "!fw4: Handle test4 IPv4/IPv6 input traffic"
+ }
+
+ chain forward {
+ type filter hook forward priority filter; policy drop;
+
+ ct state established,related accept comment "!fw4: Allow forwarded established and related flows"
+ iifname "zone1" jump forward_test1 comment "!fw4: Handle test1 IPv4/IPv6 forward traffic"
+ iifname "zone2" jump forward_test2 comment "!fw4: Handle test2 IPv4/IPv6 forward traffic"
+ iifname "zone3" jump forward_test3 comment "!fw4: Handle test3 IPv4/IPv6 forward traffic"
+ iifname "zone4" jump forward_test4 comment "!fw4: Handle test4 IPv4/IPv6 forward traffic"
+ }
+
+ chain output {
+ type filter hook output priority filter; policy drop;
+
+ oifname "lo" accept comment "!fw4: Accept traffic towards loopback"
+
+ ct state established,related accept comment "!fw4: Allow outbound established and related flows"
+ oifname "zone1" jump output_test1 comment "!fw4: Handle test1 IPv4/IPv6 output traffic"
+ oifname "zone2" jump output_test2 comment "!fw4: Handle test2 IPv4/IPv6 output traffic"
+ oifname "zone3" jump output_test3 comment "!fw4: Handle test3 IPv4/IPv6 output traffic"
+ oifname "zone4" jump output_test4 comment "!fw4: Handle test4 IPv4/IPv6 output traffic"
+ }
+
+ chain handle_reject {
+ meta l4proto tcp reject with tcp reset comment "!fw4: Reject TCP traffic"
+ reject with icmpx type port-unreachable comment "!fw4: Reject any other traffic"
+ }
+
+ chain input_test1 {
+ jump drop_from_test1
+ }
+
+ chain output_test1 {
+ jump drop_to_test1
+ }
+
+ chain forward_test1 {
+ jump drop_to_test1
+ }
+
+ chain drop_from_test1 {
+ iifname "zone1" counter drop comment "!fw4: drop test1 IPv4/IPv6 traffic"
+ }
+
+ chain drop_to_test1 {
+ oifname "zone1" counter drop comment "!fw4: drop test1 IPv4/IPv6 traffic"
+ }
+
+ chain input_test2 {
+ jump drop_from_test2
+ }
+
+ chain output_test2 {
+ jump drop_to_test2
+ }
+
+ chain forward_test2 {
+ jump drop_to_test2
+ }
+
+ chain drop_from_test2 {
+ iifname "zone2" counter drop comment "!fw4: drop test2 IPv4/IPv6 traffic"
+ }
+
+ chain drop_to_test2 {
+ oifname "zone2" counter drop comment "!fw4: drop test2 IPv4/IPv6 traffic"
+ }
+
+ chain input_test3 {
+ jump drop_from_test3
+ }
+
+ chain output_test3 {
+ jump drop_to_test3
+ }
+
+ chain forward_test3 {
+ jump drop_to_test3
+ }
+
+ chain drop_from_test3 {
+ iifname "zone3" counter drop comment "!fw4: drop test3 IPv4/IPv6 traffic"
+ }
+
+ chain drop_to_test3 {
+ oifname "zone3" counter drop comment "!fw4: drop test3 IPv4/IPv6 traffic"
+ }
+
+ chain input_test4 {
+ jump drop_from_test4
+ }
+
+ chain output_test4 {
+ jump drop_to_test4
+ }
+
+ chain forward_test4 {
+ jump drop_to_test4
+ }
+
+ chain drop_from_test4 {
+ iifname "zone4" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic"
+ }
+
+ chain drop_to_test4 {
+ oifname "zone4" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic"
+ }
+
+
+ #
+ # NAT rules
+ #
+
+ chain dstnat {
+ type nat hook prerouting priority dstnat; policy accept;
+ }
+
+ chain srcnat {
+ type nat hook postrouting priority srcnat; policy accept;
+ oifname "zone1" jump srcnat_test1 comment "!fw4: Handle test1 IPv4/IPv6 srcnat traffic"
+ oifname "zone2" jump srcnat_test2 comment "!fw4: Handle test2 IPv4/IPv6 srcnat traffic"
+ }
+
+ chain srcnat_test1 {
+ meta nfproto ipv4 masquerade comment "!fw4: Masquerade IPv4 test1 traffic"
+ }
+
+ chain srcnat_test2 {
+ meta nfproto ipv6 masquerade comment "!fw4: Masquerade IPv6 test2 traffic"
+ }
+
+
+ #
+ # Raw rules (notrack & helper)
+ #
+
+ chain raw_prerouting {
+ type filter hook prerouting priority raw; policy accept;
+ iifname "zone1" jump helper_test1 comment "!fw4: test1 IPv4/IPv6 CT helper assignment"
+ iifname "zone2" jump helper_test2 comment "!fw4: test2 IPv4/IPv6 CT helper assignment"
+ iifname "zone3" jump helper_test3 comment "!fw4: test3 IPv4/IPv6 CT helper assignment"
+ iifname "zone4" jump helper_test4 comment "!fw4: test4 IPv4/IPv6 CT helper assignment"
+ }
+
+ chain raw_output {
+ type filter hook output priority raw; policy accept;
+ }
+
+ ct helper amanda {
+ type "amanda" protocol udp;
+ }
+
+ ct helper ftp {
+ type "ftp" protocol tcp;
+ }
+
+ ct helper RAS {
+ type "RAS" protocol udp;
+ }
+
+ ct helper Q.931 {
+ type "Q.931" protocol tcp;
+ }
+
+ ct helper irc {
+ type "irc" protocol tcp;
+ }
+
+ ct helper netbios-ns {
+ type "netbios-ns" protocol udp;
+ }
+
+ ct helper pptp {
+ type "pptp" protocol tcp;
+ }
+
+ ct helper sane {
+ type "sane" protocol tcp;
+ }
+
+ ct helper sip {
+ type "sip" protocol udp;
+ }
+
+ ct helper snmp {
+ type "snmp" protocol udp;
+ }
+
+ ct helper tftp {
+ type "tftp" protocol udp;
+ }
+
+ ct helper rtsp {
+ type "rtsp" protocol tcp;
+ }
+
+ chain helper_test1 {
+ meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
+ }
+
+ chain helper_test2 {
+ meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
+ }
+
+ chain helper_test3 {
+ meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
+ }
+
+ chain helper_test4 {
+ meta l4proto udp udp dport 10080 ct helper set "amanda" comment "!fw4: Amanda backup and archiving proto"
+ meta l4proto tcp tcp dport 21 ct helper set "ftp" comment "!fw4: FTP passive connection tracking"
+ meta l4proto udp udp dport 1719 ct helper set "RAS" comment "!fw4: RAS proto tracking"
+ meta l4proto tcp tcp dport 1720 ct helper set "Q.931" comment "!fw4: Q.931 proto tracking"
+ meta nfproto ipv4 meta l4proto tcp tcp dport 6667 ct helper set "irc" comment "!fw4: IRC DCC connection tracking"
+ meta nfproto ipv4 meta l4proto udp udp dport 137 ct helper set "netbios-ns" comment "!fw4: NetBIOS name service broadcast tracking"
+ meta nfproto ipv4 meta l4proto tcp tcp dport 1723 ct helper set "pptp" comment "!fw4: PPTP VPN connection tracking"
+ meta l4proto tcp tcp dport 6566 ct helper set "sane" comment "!fw4: SANE scanner connection tracking"
+ meta l4proto udp udp dport 5060 ct helper set "sip" comment "!fw4: SIP VoIP connection tracking"
+ meta nfproto ipv4 meta l4proto udp udp dport 161 ct helper set "snmp" comment "!fw4: SNMP monitoring connection tracking"
+ meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
+ meta nfproto ipv4 meta l4proto tcp tcp dport 554 ct helper set "rtsp" comment "!fw4: RTSP connection tracking"
+ }
+
+
+ #
+ # Mangle rules
+ #
+
+ chain mangle_prerouting {
+ type filter hook prerouting priority mangle; policy accept;
+ }
+
+ chain mangle_postrouting {
+ type filter hook postrouting priority mangle; policy accept;
+ }
+
+ chain mangle_input {
+ type filter hook input priority mangle; policy accept;
+ }
+
+ chain mangle_output {
+ type route hook output priority mangle; policy accept;
+ }
+
+ chain mangle_forward {
+ type filter hook forward priority mangle; policy accept;
+ }
+}
+-- End --
+
+-- Expect stderr --
+[!] Section @zone[4] (test5) option 'helper' specifies invalid value 'foo'
+[!] Section @zone[4] (test5) skipped due to invalid options
+-- End --