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{ pkgs, lib, ... }:
{
name = "ulogd";
meta.maintainers = with lib.maintainers; [ p-h ];
nodes.machine =
{ ... }:
{
networking.firewall.enable = false;
networking.nftables.enable = true;
networking.nftables.ruleset = ''
table inet filter {
chain input {
type filter hook input priority 0;
icmp type { echo-request, echo-reply } log group 2 accept
}
chain output {
type filter hook output priority 0; policy accept;
icmp type { echo-request, echo-reply } log group 2 accept
}
chain forward {
type filter hook forward priority 0; policy drop;
}
}
'';
services.ulogd = {
enable = true;
settings = {
global = {
logfile = "/var/log/ulogd.log";
stack = [
"log1:NFLOG,base1:BASE,ifi1:IFINDEX,ip2str1:IP2STR,print1:PRINTPKT,emu1:LOGEMU"
"log1:NFLOG,base1:BASE,pcap1:PCAP"
];
};
log1.group = 2;
pcap1 = {
sync = 1;
file = "/var/log/ulogd.pcap";
};
emu1 = {
sync = 1;
file = "/var/log/ulogd_pkts.log";
};
};
};
environment.systemPackages = with pkgs; [ tcpdump ];
};
testScript = lib.readFile ./ulogd.py;
}
|
