Test that wildcard devices are properly handled. -- Testcase -- {% include("./root/usr/share/firewall4/main.uc", { getenv: function(varname) { switch (varname) { case 'ACTION': return 'print'; } } }) %} -- End -- -- File uci/helpers.json -- {} -- End -- -- File fs/open~_sys_class_net_never_flags.txt -- 0x0 -- End -- -- File fs/open~_sys_class_net_test_flags.txt -- 0x0 -- End -- -- File fs/open~_sys_class_net_foo_flags.txt -- 0x0 -- End -- -- File fs/open~_sys_class_net_bar_flags.txt -- 0x0 -- End -- -- File fs/open~_sys_class_net_baz_flags.txt -- 0x0 -- End -- -- File fs/open~_sys_class_net_qrx_flags.txt -- 0x0 -- End -- -- File fs/open~_sys_class_net_test1_flags.txt -- 0x1103 -- End -- -- File fs/open~_sys_class_net_test2_flags.txt -- 0x1103 -- End -- -- File uci/firewall.json -- { "zone": [ { ".description": "A '+' device match should translate to no ifname match at all", "name": "test1", "device": [ "+" ] }, { ".description": "An inverted '+' device match should result in a match that always fails", "name": "test2", "device": [ "!+" ] }, { ".description": "A 'name+' device match should translate to an nft wildcard pattern", "name": "test3", "device": [ "test+" ] }, { ".description": "Wildcard matches must not be grouped into sets", "name": "test4", "device": [ "foo+", "bar+", "test1", "test2" ] }, { ".description": "Multiple inverted wildcard matches may be grouped into one rule", "name": "test5", "device": [ "foo+", "bar+", "!baz+", "!qrx+", "test1", "test2", "!test3", "!test4" ] } ] } -- End -- -- Expect stdout -- table inet fw4 flush table inet fw4 table inet fw4 { # # Defines # define test1_devices = { "+" } define test1_subnets = { } define test2_devices = { "/never/" } define test2_subnets = { } define test3_devices = { "test*" } define test3_subnets = { } define test4_devices = { "foo*", "bar*", "test1", "test2" } define test4_subnets = { } define test5_devices = { "foo*", "bar*", "test1", "test2" } define test5_subnets = { } # # 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" jump input_test1 comment "!fw4: Handle test1 IPv4/IPv6 input traffic" iifname "/never/" jump input_test2 comment "!fw4: Handle test2 IPv4/IPv6 input traffic" iifname "test*" jump input_test3 comment "!fw4: Handle test3 IPv4/IPv6 input traffic" iifname "foo*" jump input_test4 comment "!fw4: Handle test4 IPv4/IPv6 input traffic" iifname "bar*" jump input_test4 comment "!fw4: Handle test4 IPv4/IPv6 input traffic" iifname { "test1", "test2" } jump input_test4 comment "!fw4: Handle test4 IPv4/IPv6 input traffic" iifname "foo*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump input_test5 comment "!fw4: Handle test5 IPv4/IPv6 input traffic" iifname "bar*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump input_test5 comment "!fw4: Handle test5 IPv4/IPv6 input traffic" iifname { "test1", "test2" } iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump input_test5 comment "!fw4: Handle test5 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" jump forward_test1 comment "!fw4: Handle test1 IPv4/IPv6 forward traffic" iifname "/never/" jump forward_test2 comment "!fw4: Handle test2 IPv4/IPv6 forward traffic" iifname "test*" jump forward_test3 comment "!fw4: Handle test3 IPv4/IPv6 forward traffic" iifname "foo*" jump forward_test4 comment "!fw4: Handle test4 IPv4/IPv6 forward traffic" iifname "bar*" jump forward_test4 comment "!fw4: Handle test4 IPv4/IPv6 forward traffic" iifname { "test1", "test2" } jump forward_test4 comment "!fw4: Handle test4 IPv4/IPv6 forward traffic" iifname "foo*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump forward_test5 comment "!fw4: Handle test5 IPv4/IPv6 forward traffic" iifname "bar*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump forward_test5 comment "!fw4: Handle test5 IPv4/IPv6 forward traffic" iifname { "test1", "test2" } iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump forward_test5 comment "!fw4: Handle test5 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" jump output_test1 comment "!fw4: Handle test1 IPv4/IPv6 output traffic" oifname "/never/" jump output_test2 comment "!fw4: Handle test2 IPv4/IPv6 output traffic" oifname "test*" jump output_test3 comment "!fw4: Handle test3 IPv4/IPv6 output traffic" oifname "foo*" jump output_test4 comment "!fw4: Handle test4 IPv4/IPv6 output traffic" oifname "bar*" jump output_test4 comment "!fw4: Handle test4 IPv4/IPv6 output traffic" oifname { "test1", "test2" } jump output_test4 comment "!fw4: Handle test4 IPv4/IPv6 output traffic" oifname "foo*" oifname != { "test3", "test4" } oifname != "baz*" oifname != "qrx*" jump output_test5 comment "!fw4: Handle test5 IPv4/IPv6 output traffic" oifname "bar*" oifname != { "test3", "test4" } oifname != "baz*" oifname != "qrx*" jump output_test5 comment "!fw4: Handle test5 IPv4/IPv6 output traffic" oifname { "test1", "test2" } oifname != { "test3", "test4" } oifname != "baz*" oifname != "qrx*" jump output_test5 comment "!fw4: Handle test5 IPv4/IPv6 output traffic" } chain prerouting { type filter hook prerouting priority filter; policy accept; iifname "/never/" jump helper_test2 comment "!fw4: Handle test2 IPv4/IPv6 helper assignment" iifname "test*" jump helper_test3 comment "!fw4: Handle test3 IPv4/IPv6 helper assignment" iifname "foo*" jump helper_test4 comment "!fw4: Handle test4 IPv4/IPv6 helper assignment" iifname "bar*" jump helper_test4 comment "!fw4: Handle test4 IPv4/IPv6 helper assignment" iifname { "test1", "test2" } jump helper_test4 comment "!fw4: Handle test4 IPv4/IPv6 helper assignment" iifname "foo*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump helper_test5 comment "!fw4: Handle test5 IPv4/IPv6 helper assignment" iifname "bar*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump helper_test5 comment "!fw4: Handle test5 IPv4/IPv6 helper assignment" iifname { "test1", "test2" } iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" jump helper_test5 comment "!fw4: Handle test5 IPv4/IPv6 helper assignment" } 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 helper_test1 { } chain drop_from_test1 { counter drop comment "!fw4: drop test1 IPv4/IPv6 traffic" } chain drop_to_test1 { 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 helper_test2 { } chain drop_from_test2 { iifname "/never/" counter drop comment "!fw4: drop test2 IPv4/IPv6 traffic" } chain drop_to_test2 { oifname "/never/" 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 helper_test3 { } chain drop_from_test3 { iifname "test*" counter drop comment "!fw4: drop test3 IPv4/IPv6 traffic" } chain drop_to_test3 { oifname "test*" 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 helper_test4 { } chain drop_from_test4 { iifname "foo*" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic" iifname "bar*" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic" iifname { "test1", "test2" } counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic" } chain drop_to_test4 { oifname "foo*" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic" oifname "bar*" counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic" oifname { "test1", "test2" } counter drop comment "!fw4: drop test4 IPv4/IPv6 traffic" } chain input_test5 { jump drop_from_test5 } chain output_test5 { jump drop_to_test5 } chain forward_test5 { jump drop_to_test5 } chain helper_test5 { } chain drop_from_test5 { iifname "foo*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" counter drop comment "!fw4: drop test5 IPv4/IPv6 traffic" iifname "bar*" iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" counter drop comment "!fw4: drop test5 IPv4/IPv6 traffic" iifname { "test1", "test2" } iifname != { "test3", "test4" } iifname != "baz*" iifname != "qrx*" counter drop comment "!fw4: drop test5 IPv4/IPv6 traffic" } chain drop_to_test5 { oifname "foo*" oifname != { "test3", "test4" } oifname != "baz*" oifname != "qrx*" counter drop comment "!fw4: drop test5 IPv4/IPv6 traffic" oifname "bar*" oifname != { "test3", "test4" } oifname != "baz*" oifname != "qrx*" counter drop comment "!fw4: drop test5 IPv4/IPv6 traffic" oifname { "test1", "test2" } oifname != { "test3", "test4" } oifname != "baz*" oifname != "qrx*" counter drop comment "!fw4: drop test5 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; } # # Raw rules (notrack) # chain raw_prerouting { type filter hook prerouting priority raw; policy accept; } chain raw_output { type filter hook output priority raw; policy accept; } # # 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 --