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|
Testing that `option log 1` enables rule logging and sets the rule name as
log prefix. Also testing that setting settin `option log` to a non-boolean
string uses that string verbatim as log prefix.
-- Testcase --
{%
include("./root/usr/share/firewall4/main.uc", {
getenv: function(varname) {
switch (varname) {
case 'ACTION':
return 'print';
}
}
})
%}
-- End --
-- File uci/helpers.json --
{}
-- End --
-- File uci/firewall.json --
{
"zone": [
{
"name": "wan"
}
],
"rule": [
{
"proto": "any",
"log": "1"
},
{
"name": "Explicit rule name",
"proto": "any",
"log": "1"
},
{ "proto": "any",
"log": "Explicit prefix: "
}
],
"redirect": [
{
"proto": "tcp",
"src": "wan",
"dest_ip": "10.0.0.2",
"dest_port": "22",
"log": "1"
},
{
"name": "Explicit redirect name",
"proto": "tcp",
"src": "wan",
"dest_ip": "10.0.0.3",
"dest_port": "23",
"log": "1"
},
{
"proto": "tcp",
"src": "wan",
"dest_ip": "10.0.0.4",
"dest_port": "24",
"log": "Explicit prefix: "
}
],
"nat": [
{
"src": "wan",
"target": "MASQUERADE",
"log": "1"
},
{
"name": "Explicit nat name",
"src": "wan",
"target": "MASQUERADE",
"log": "1"
},
{
"src": "wan",
"target": "MASQUERADE",
"log": "Explicit log prefix: "
}
]
}
-- End --
-- Expect stdout --
table inet fw4
flush table inet fw4
table inet fw4 {
#
# Defines
#
define wan_devices = { }
define wan_subnets = { }
#
# User includes
#
include "/etc/nftables.d/*.nft"
#
# Filter rules
#
chain input {
type filter hook input priority filter; policy drop;
iif "lo" accept comment "!fw4: Accept traffic from loopback"
ct state vmap { established : accept, related : accept } comment "!fw4: Handle inbound flows"
}
chain forward {
type filter hook forward priority filter; policy drop;
ct state vmap { established : accept, related : accept } comment "!fw4: Handle forwarded flows"
}
chain output {
type filter hook output priority filter; policy drop;
oif "lo" accept comment "!fw4: Accept traffic towards loopback"
ct state vmap { established : accept, related : accept } comment "!fw4: Handle outbound flows"
counter log prefix "@rule[0]: " comment "!fw4: @rule[0]"
counter log prefix "Explicit rule name: " comment "!fw4: Explicit rule name"
counter log prefix "Explicit prefix: " comment "!fw4: @rule[2]"
}
chain prerouting {
type filter hook prerouting priority filter; policy accept;
}
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_wan {
ct status dnat accept comment "!fw4: Accept port redirections"
jump drop_from_wan
}
chain output_wan {
jump drop_to_wan
}
chain forward_wan {
ct status dnat accept comment "!fw4: Accept port forwards"
jump drop_to_wan
}
chain helper_wan {
}
chain drop_from_wan {
}
chain drop_to_wan {
}
#
# NAT rules
#
chain dstnat {
type nat hook prerouting priority dstnat; policy accept;
}
chain srcnat {
type nat hook postrouting priority srcnat; policy accept;
}
chain dstnat_wan {
meta nfproto ipv4 counter log prefix "@redirect[0]: " dnat 10.0.0.2:22 comment "!fw4: @redirect[0]"
meta nfproto ipv4 counter log prefix "Explicit redirect name: " dnat 10.0.0.3:23 comment "!fw4: Explicit redirect name"
meta nfproto ipv4 counter log prefix "Explicit prefix: " dnat 10.0.0.4:24 comment "!fw4: @redirect[2]"
}
chain srcnat_wan {
meta nfproto ipv4 counter log prefix "@nat[0]: " masquerade comment "!fw4: @nat[0]"
meta nfproto ipv4 counter log prefix "Explicit nat name: " masquerade comment "!fw4: Explicit nat name"
meta nfproto ipv4 counter log prefix "Explicit log prefix: " masquerade comment "!fw4: @nat[2]"
}
#
# 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 --
|
