config/hosts/hel1-a/configuration.nix

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{
config,
pkgs,
lib,
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agenix,
myData,
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...
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}: {
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imports = [
./hardware-configuration.nix
./zfs.nix
];
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mj = {
stateVersion = "22.11";
timeZone = "UTC";
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base = {
zfs.enable = true;
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users.passwd = {
root.passwordFile = config.age.secrets.root-passwd-hash.path;
motiejus.passwordFile = config.age.secrets.motiejus-passwd-hash.path;
};
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initrd = {
enable = true;
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authorizedKeys =
(builtins.attrValues myData.people_pubkeys)
++ [myData.hosts."vno1-oh2.servers.jakst".publicKey];
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hostKeys = ["/etc/secrets/initrd/ssh_host_ed25519_key"];
};
snapshot = {
enable = true;
mountpoints = ["/var/lib" "/var/log"];
};
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zfsborg = {
enable = true;
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passwordPath = config.age.secrets.borgbackup-password.path;
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mountpoints = {
"/var/lib" = {
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repo = "zh2769@zh2769.rsync.net:hel1-a.servers.jakst-var_lib";
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paths = [
"/var/lib/.snapshot-latest/headscale"
];
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backup_at = "*-*-* 00:05:00";
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};
};
};
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unitstatus = {
enable = true;
email = "motiejus+alerts@jakstys.lt";
};
};
services = {
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node_exporter.enable = true;
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headscale = {
enable = false;
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clientOidcPath = config.age.secrets.headscale-client-oidc.path;
subnetCIDR = myData.tailscale_subnet.cidr;
};
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deployerbot = {
follower = {
enable = true;
uidgid = myData.uidgid.updaterbot-deployee;
publicKey = myData.hosts."vno1-oh2.servers.jakst".publicKey;
};
};
postfix = {
enable = true;
saslPasswdPath = config.age.secrets.sasl-passwd.path;
};
zfsunlock = {
enable = true;
targets."vno1-oh2.servers.jakst" = let
host = myData.hosts."vno1-oh2.servers.jakst";
in {
sshEndpoint = host.publicIP;
pingEndpoint = host.jakstIP;
remotePubkey = host.initrdPubKey;
pwFile = config.age.secrets.zfs-passphrase-vno1-oh2.path;
startAt = "*-*-* *:00/5:00";
};
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};
};
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};
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environment.systemPackages = with pkgs; [
nixos-option
graphicsmagick
];
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services = {
tailscale.enable = true;
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nsd = {
enable = true;
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interfaces = ["0.0.0.0" "::"];
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zones = {
"jakstys.lt.".data = myData.jakstysLTZone;
};
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};
logrotate = {
settings = {
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"/var/log/caddy/access-jakstys.lt.log" = {
rotate = -1;
frequency = "daily";
dateext = true;
dateyesterday = true;
compress = true;
compresscmd = "${pkgs.zstd}/bin/zstd";
compressext = ".zst";
compressoptions = "--long -19";
uncompresscmd = "${pkgs.zstd}/bin/unzstd";
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postrotate = "${pkgs.systemd}/bin/systemctl restart caddy";
};
};
};
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};
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networking = {
hostName = "hel1-a";
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domain = "servers.jakst";
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firewall = {
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allowedTCPPorts = [
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53
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80
443
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];
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allowedUDPPorts = [
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53
443
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41641 # tailscale
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];
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checkReversePath = "loose"; # for tailscale
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};
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};
}