depot/cluster/services/irc/irc-host.nix

120 lines
3.3 KiB
Nix

{ cluster, config, lib, pkgs, depot, ... }:
let
inherit (depot.lib.meta) adminEmail;
inherit (cluster) vars;
inherit (config.networking) hostName;
linkGlobalSecure = cluster.config.links.ircSecure;
link = cluster.config.hostLinks.${hostName}.irc;
linkSecure = cluster.config.hostLinks.${hostName}.ircSecure;
otherServers = map mkServer (cluster.config.services.irc.otherNodes.host hostName);
otherServerFiles = map (builtins.toFile "ngircd-peer.conf") otherServers;
opers = map mkOper vars.ircOpers;
mkServer = name: let
peerLink = cluster.config.hostLinks.${name}.ircSecure;
in ''
[Server]
Name = ${peerLink.hostname}
Host = ${peerLink.ipv4}
Port = ${peerLink.portStr}
MyPassword = @PEER_PASSWORD@
PeerPassword = @PEER_PASSWORD@
SSLConnect = yes
Passive = no
'';
# oper password is irrelevant, mask ensures security thanks to PAM
mkOper = name: ''
[Operator]
Name = ${name}
Password = please
Mask = *!${name}@*
'';
serverName = linkSecure.hostname;
cert = config.security.acme.certs."${serverName}";
dh = config.security.dhparams.params.ngircd;
in {
services.ngircd = {
enable = true;
config = ''
[Global]
Name = ${serverName}
Info = Private Void IRC - ${hostName}
Network = PrivateVoidIRC
AdminInfo1 = Private Void Administrators
AdminInfo2 = Contact for help
AdminEmail = ${adminEmail}
Listen = 0.0.0.0
Ports = ${link.portStr}
[SSL]
CertFile = ${cert.directory}/fullchain.pem
KeyFile = ${cert.directory}/key.pem
DHFile = ${dh.path}
Ports = ${linkSecure.portStr}
[Options]
IncludeDir = /run/ngircd/secrets
AllowedChannelTypes = #
CloakHost = %x.cloak.void
MorePrivacy = yes
PAM = yes
PAMIsOptional = yes
OperCanUseMode = yes
OperChanPAutoOp = yes
[Channel]
Name = #general
Topic = General discussions
${builtins.concatStringsSep "\n" opers}
'';
};
networking.firewall.allowedTCPPorts = [
link.port
linkSecure.port
];
security.dhparams = {
enable = true;
params.ngircd.bits = 2048;
};
security.acme.certs."${serverName}" = {
dnsProvider = "exec";
group = "ngircd";
reloadServices = [ "ngircd" ];
extraDomainNames = [ linkGlobalSecure.ipv4 ];
};
security.pam.services.ngircd = {
text = ''
# verify IRC users via IDM
auth required ${pkgs.kanidm}/lib/pam_kanidm.so
'';
};
systemd.services.ngircd = {
after = [ "acme-finished-${serverName}.target" "dhparams-gen-ngircd.service" ];
wants = [ "acme-finished-${serverName}.target" "dhparams-gen-ngircd.service" ];
serviceConfig.RuntimeDirectory = "ngircd";
preStart = ''
install -d -m700 /run/ngircd/secrets
for cfg in ${builtins.concatStringsSep " " otherServerFiles}; do
install -m600 $cfg /run/ngircd/secrets/
${pkgs.replace-secret}/bin/replace-secret '@PEER_PASSWORD@' '${cluster.config.services.irc.secrets.peerKey.path}' /run/ngircd/secrets/$(basename $cfg)
done
'';
};
consul.services.ngircd = {
definition = {
name = "irc";
address = linkSecure.ipv4;
port = linkSecure.port;
checks = lib.singleton {
interval = "60s";
tcp = "${linkSecure.ipv4}:${linkSecure.portStr}";
};
};
};
}