1 Testing zone helper assignments
5 include("./root/usr/share/firewall4/main.uc", {
6 getenv: function(varname) {
16 -- File fs/open~_sys_class_net_zone1_flags.txt --
20 -- File fs/open~_sys_class_net_zone2_flags.txt --
24 -- File fs/open~_sys_class_net_zone3_flags.txt --
28 -- File fs/open~_sys_class_net_zone4_flags.txt --
32 -- File fs/open~_sys_class_net_zone5_flags.txt --
36 -- File uci/firewall.json --
40 ".description": "Setting masq to true for a zone with a helper should emit a helper chain for the zone with the configured helper",
47 ".description": "Setting masq6 to true for a zone with a helper should emit a helper chain for the zone with the configured helper",
54 ".description": "Disabling both masq and masq6 for a zone with a helper should emit a helper chain for the zone with the configured helper",
62 ".description": "Disabling both masq and masq6 for a zone with a helper should configure default helper assignment",
69 ".description": "Specifying an invalid helper should write a warning to stderr",
86 # CT helper definitions
90 type "amanda" protocol udp;
94 type "ftp" protocol tcp;
98 type "RAS" protocol udp;
102 type "Q.931" protocol tcp;
106 type "irc" protocol tcp;
109 ct helper netbios-ns {
110 type "netbios-ns" protocol udp;
114 type "pptp" protocol tcp;
118 type "sane" protocol tcp;
122 type "sip" protocol udp;
126 type "snmp" protocol udp;
130 type "tftp" protocol udp;
134 type "rtsp" protocol tcp;
142 define test1_devices = { "zone1" }
143 define test1_subnets = { }
145 define test2_devices = { "zone2" }
146 define test2_subnets = { }
148 define test3_devices = { "zone3" }
149 define test3_subnets = { }
151 define test4_devices = { "zone4" }
152 define test4_subnets = { }
159 include "/etc/nftables.d/*.nft"
167 type filter hook input priority filter; policy drop;
169 iifname "lo" accept comment "!fw4: Accept traffic from loopback"
171 ct state established,related accept comment "!fw4: Allow inbound established and related flows"
172 iifname "zone1" jump input_test1 comment "!fw4: Handle test1 IPv4/IPv6 input traffic"
173 iifname "zone2" jump input_test2 comment "!fw4: Handle test2 IPv4/IPv6 input traffic"
174 iifname "zone3" jump input_test3 comment "!fw4: Handle test3 IPv4/IPv6 input traffic"
175 iifname "zone4" jump input_test4 comment "!fw4: Handle test4 IPv4/IPv6 input traffic"
179 type filter hook forward priority filter; policy drop;
181 ct state established,related accept comment "!fw4: Allow forwarded established and related flows"
182 iifname "zone1" jump forward_test1 comment "!fw4: Handle test1 IPv4/IPv6 forward traffic"
183 iifname "zone2" jump forward_test2 comment "!fw4: Handle test2 IPv4/IPv6 forward traffic"
184 iifname "zone3" jump forward_test3 comment "!fw4: Handle test3 IPv4/IPv6 forward traffic"
185 iifname "zone4" jump forward_test4 comment "!fw4: Handle test4 IPv4/IPv6 forward traffic"
189 type filter hook output priority filter; policy drop;
191 oifname "lo" accept comment "!fw4: Accept traffic towards loopback"
193 ct state established,related accept comment "!fw4: Allow outbound established and related flows"
194 oifname "zone1" jump output_test1 comment "!fw4: Handle test1 IPv4/IPv6 output traffic"
195 oifname "zone2" jump output_test2 comment "!fw4: Handle test2 IPv4/IPv6 output traffic"
196 oifname "zone3" jump output_test3 comment "!fw4: Handle test3 IPv4/IPv6 output traffic"
197 oifname "zone4" jump output_test4 comment "!fw4: Handle test4 IPv4/IPv6 output traffic"
201 type filter hook prerouting priority filter; policy accept;
202 iifname "zone1" jump helper_test1 comment "!fw4: Handle test1 IPv4/IPv6 helper assignment"
203 iifname "zone2" jump helper_test2 comment "!fw4: Handle test2 IPv4/IPv6 helper assignment"
204 iifname "zone3" jump helper_test3 comment "!fw4: Handle test3 IPv4/IPv6 helper assignment"
205 iifname "zone4" jump helper_test4 comment "!fw4: Handle test4 IPv4/IPv6 helper assignment"
208 chain handle_reject {
209 meta l4proto tcp reject with tcp reset comment "!fw4: Reject TCP traffic"
210 reject with icmpx type port-unreachable comment "!fw4: Reject any other traffic"
221 chain forward_test1 {
226 meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
229 chain drop_from_test1 {
230 iifname "zone1" counter drop comment "!fw4: drop test1 IPv4/IPv6 traffic"
233 chain drop_to_test1 {
234 oifname "zone1" counter drop comment "!fw4: drop test1 IPv4/IPv6 traffic"
245 chain forward_test2 {
250 meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
253 chain drop_from_test2 {
254 iifname "zone2" counter drop comment "!fw4: drop test2 IPv4/IPv6 traffic"
257 chain drop_to_test2 {
258 oifname "zone2" counter drop comment "!fw4: drop test2 IPv4/IPv6 traffic"
269 chain forward_test3 {
274 meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
277 chain drop_from_test3 {
278 iifname "zone3" counter drop comment "!fw4: drop test3 IPv4/IPv6 traffic"
281 chain drop_to_test3 {
282 oifname "zone3" counter drop comment "!fw4: drop test3 IPv4/IPv6 traffic"
293 chain forward_test4 {
298 meta l4proto udp udp dport 10080 ct helper set "amanda" comment "!fw4: Amanda backup and archiving proto"
299 meta l4proto tcp tcp dport 21 ct helper set "ftp" comment "!fw4: FTP passive connection tracking"
300 meta l4proto udp udp dport 1719 ct helper set "RAS" comment "!fw4: RAS proto tracking"
301 meta l4proto tcp tcp dport 1720 ct helper set "Q.931" comment "!fw4: Q.931 proto tracking"
302 meta nfproto ipv4 meta l4proto tcp tcp dport 6667 ct helper set "irc" comment "!fw4: IRC DCC connection tracking"
303 meta nfproto ipv4 meta l4proto udp udp dport 137 ct helper set "netbios-ns" comment "!fw4: NetBIOS name service broadcast tracking"
304 meta nfproto ipv4 meta l4proto tcp tcp dport 1723 ct helper set "pptp" comment "!fw4: PPTP VPN connection tracking"
305 meta l4proto tcp tcp dport 6566 ct helper set "sane" comment "!fw4: SANE scanner connection tracking"
306 meta l4proto udp udp dport 5060 ct helper set "sip" comment "!fw4: SIP VoIP connection tracking"
307 meta nfproto ipv4 meta l4proto udp udp dport 161 ct helper set "snmp" comment "!fw4: SNMP monitoring connection tracking"
308 meta l4proto udp udp dport 69 ct helper set "tftp" comment "!fw4: TFTP connection tracking"
309 meta nfproto ipv4 meta l4proto tcp tcp dport 554 ct helper set "rtsp" comment "!fw4: RTSP connection tracking"
312 chain drop_from_test4 {
313 iifname "zone4" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic"
316 chain drop_to_test4 {
317 oifname "zone4" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic"
326 type nat hook prerouting priority dstnat; policy accept;
330 type nat hook postrouting priority srcnat; policy accept;
331 oifname "zone1" jump srcnat_test1 comment "!fw4: Handle test1 IPv4/IPv6 srcnat traffic"
332 oifname "zone2" jump srcnat_test2 comment "!fw4: Handle test2 IPv4/IPv6 srcnat traffic"
336 meta nfproto ipv4 masquerade comment "!fw4: Masquerade IPv4 test1 traffic"
340 meta nfproto ipv6 masquerade comment "!fw4: Masquerade IPv6 test2 traffic"
345 # Raw rules (notrack)
348 chain raw_prerouting {
349 type filter hook prerouting priority raw; policy accept;
353 type filter hook output priority raw; policy accept;
361 chain mangle_prerouting {
362 type filter hook prerouting priority mangle; policy accept;
365 chain mangle_postrouting {
366 type filter hook postrouting priority mangle; policy accept;
370 type filter hook input priority mangle; policy accept;
373 chain mangle_output {
374 type route hook output priority mangle; policy accept;
377 chain mangle_forward {
378 type filter hook forward priority mangle; policy accept;
384 [!] Section @zone[4] (test5) option 'helper' specifies invalid value 'foo'
385 [!] Section @zone[4] (test5) skipped due to invalid options