417 lines
12 KiB
Nix
417 lines
12 KiB
Nix
{
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config,
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pkgs,
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myData,
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...
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}: {
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zfs-root = {
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boot = {
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enable = true;
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devNodes = "/dev/disk/by-id/";
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bootDevices = ["nvme-Samsung_SSD_970_EVO_Plus_2TB_S6P1NX0TA00913P"];
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immutable = false;
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availableKernelModules = ["ahci" "xhci_pci" "nvme" "usbhid" "sdhci_pci" "r8169"];
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removableEfi = true;
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kernelParams = [
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"ip=192.168.189.1::192.168.189.4:255.255.255.0:vno1-oh2.jakstys.lt:enp3s0:off"
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];
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sshUnlock = {
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enable = true;
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authorizedKeys =
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(builtins.attrValues myData.people_pubkeys)
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++ [myData.hosts."fra1-a.servers.jakst".publicKey];
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};
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};
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};
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boot.binfmt.emulatedSystems = ["aarch64-linux"];
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mj = {
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stateVersion = "23.05";
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timeZone = "Europe/Vilnius";
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base = {
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zfs.enable = true;
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users = {
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devEnvironment = true;
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passwd = {
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root.passwordFile = config.age.secrets.root-passwd-hash.path;
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motiejus.passwordFile = config.age.secrets.motiejus-passwd-hash.path;
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};
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};
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snapshot = {
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enable = true;
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mountpoints = ["/home" "/var/lib" "/var/log"];
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};
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zfsborg = {
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enable = true;
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passwordPath = config.age.secrets.borgbackup-password.path;
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sshKeyPath = "/etc/ssh/ssh_host_ed25519_key";
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mountpoints = {
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"/var/lib" = {
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repo = "zh2769@zh2769.rsync.net:${config.networking.hostName}.${config.networking.domain}-var_lib";
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paths = [
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"/var/lib/.snapshot-latest/gitea"
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"/var/lib/.snapshot-latest/grafana"
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"/var/lib/.snapshot-latest/headscale"
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"/var/lib/.snapshot-latest/matrix-synapse"
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"/var/lib/.snapshot-latest/private/soju"
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];
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backup_at = "*-*-* 00:01:00";
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};
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"/var/log" = {
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repo = "zh2769@zh2769.rsync.net:${config.networking.hostName}.${config.networking.domain}-var_log";
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paths = ["/var/log/.snapshot-latest/caddy/"];
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patterns = [
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"+ /var/log/.snapshot-latest/caddy/access-jakstys.lt.log-*.zst"
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"- *"
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];
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backup_at = "*-*-* 00:01:00";
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};
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"/home" = {
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repo = "zh2769@zh2769.rsync.net:${config.networking.hostName}.${config.networking.domain}-home-motiejus-annex2";
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paths = [
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"/home/.snapshot-latest/motiejus/annex2"
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"/home/.snapshot-latest/motiejus/.config/syncthing"
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];
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backup_at = "*-*-* 00:05:00 UTC";
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};
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};
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};
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unitstatus = {
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enable = true;
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email = "motiejus+alerts@jakstys.lt";
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};
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};
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services = {
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friendlyport.vpn.ports = [
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80
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443
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myData.ports.grafana
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myData.ports.prometheus
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myData.ports.soju
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];
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node_exporter.enable = true;
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gitea.enable = true;
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headscale = {
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enable = true;
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clientOidcPath = config.age.secrets.headscale-client-oidc.path;
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subnetCIDR = myData.tailscale_subnet.cidr;
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};
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nsd-acme = {
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enable = true;
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zones."grafana.jakstys.lt" = {
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accountKey = config.age.secrets.letsencrypt-account-key.path;
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staging = false;
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};
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zones."irc.jakstys.lt" = {
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accountKey = config.age.secrets.letsencrypt-account-key.path;
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staging = false;
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};
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};
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deployerbot = {
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main = {
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enable = true;
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uidgid = myData.uidgid.updaterbot-deployer;
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repo = "git@git.jakstys.lt:motiejus/config";
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deployDerivations = [
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".#vno1-oh2"
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".#vno1-rp3b"
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".#fra1-a"
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];
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};
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follower = {
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enable = true;
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uidgid = myData.uidgid.updaterbot-deployee;
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publicKey = myData.hosts."vno1-oh2.servers.jakst".publicKey;
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};
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};
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postfix = {
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enable = true;
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saslPasswdPath = config.age.secrets.sasl-passwd.path;
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};
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syncthing = {
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enable = true;
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dataDir = "/home/motiejus/";
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user = "motiejus";
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group = "users";
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};
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matrix-synapse = {
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enable = true;
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signingKeyPath = config.age.secrets.synapse-jakstys-signing-key.path;
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registrationSharedSecretPath = config.age.secrets.synapse-registration-shared-secret.path;
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macaroonSecretKeyPath = config.age.secrets.synapse-macaroon-secret-key.path;
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};
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zfsunlock = {
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enable = true;
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targets."fra1-a.servers.jakst" = let
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host = myData.hosts."fra1-a.servers.jakst";
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in {
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sshEndpoint = host.publicIP;
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pingEndpoint = host.jakstIP;
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remotePubkey = host.initrdPubKey;
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pwFile = config.age.secrets.zfs-passphrase-fra1-a.path;
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startAt = "*-*-* *:00/5:00";
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};
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};
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};
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};
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services = {
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tailscale.enable = true;
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caddy = {
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enable = true;
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email = "motiejus+acme@jakstys.lt";
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virtualHosts."grafana.jakstys.lt".extraConfig = ''
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@denied not remote_ip ${myData.tailscale_subnet.cidr}
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abort @denied
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reverse_proxy 127.0.0.1:3000
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tls {$CREDENTIALS_DIRECTORY}/grafana.jakstys.lt-cert.pem {$CREDENTIALS_DIRECTORY}/grafana.jakstys.lt-key.pem
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'';
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virtualHosts."www.jakstys.lt".extraConfig = ''
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redir https://jakstys.lt
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'';
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virtualHosts."jakstys.lt" = {
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logFormat = ''
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output file ${config.services.caddy.logDir}/access-jakstys.lt.log {
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roll_disabled
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}
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'';
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extraConfig = ''
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header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
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header /_/* Cache-Control "public, max-age=31536000, immutable"
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root * /var/www/jakstys.lt
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file_server {
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precompressed br gzip
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}
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@matrixMatch {
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path /.well-known/matrix/client
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path /.well-known/matrix/server
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}
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header @matrixMatch Content-Type application/json
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header @matrixMatch Access-Control-Allow-Origin *
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header @matrixMatch Cache-Control "public, max-age=3600, immutable"
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handle /.well-known/matrix/client {
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respond "{\"m.homeserver\": {\"base_url\": \"https://jakstys.lt\"}}" 200
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}
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handle /.well-known/matrix/server {
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respond "{\"m.server\": \"jakstys.lt:443\"}" 200
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}
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handle /_matrix/* {
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reverse_proxy http://127.0.0.1:${toString myData.ports.matrix-synapse}
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}
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'';
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};
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};
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logrotate = {
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settings = {
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"/var/log/caddy/access-jakstys.lt.log" = {
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rotate = -1;
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frequency = "daily";
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dateext = true;
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dateyesterday = true;
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compress = true;
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compresscmd = "${pkgs.zstd}/bin/zstd";
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compressext = ".zst";
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compressoptions = "--long -19";
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uncompresscmd = "${pkgs.zstd}/bin/unzstd";
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postrotate = "${pkgs.systemd}/bin/systemctl restart caddy";
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};
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};
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};
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grafana = {
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enable = true;
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provision = {
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enable = true;
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datasources.settings = {
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apiVersion = 1;
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datasources = [
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{
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name = "Prometheus";
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type = "prometheus";
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access = "proxy";
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url = "http://127.0.0.1:${toString config.services.prometheus.port}";
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}
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];
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};
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};
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settings = {
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server = {
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domain = "grafana.jakstys.lt";
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root_url = "https://grafana.jakstys.lt";
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enable_gzip = true;
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http_addr = "0.0.0.0";
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http_port = myData.ports.grafana;
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};
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users.auto_assign_org = true;
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users.auto_assign_org_role = "Admin";
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# https://github.com/grafana/grafana/issues/70203#issuecomment-1612823390
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auth.oauth_allow_insecure_email_lookup = true;
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"auth.generic_oauth" = {
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enabled = true;
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auto_login = true;
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client_id = "5349c113-467d-4b95-a61b-264f2d844da8";
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client_secret = "$__file{/run/grafana/oidc-secret}";
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auth_url = "https://git.jakstys.lt/login/oauth/authorize";
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api_url = "https://git.jakstys.lt/login/oauth/userinfo";
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token_url = "https://git.jakstys.lt/login/oauth/access_token";
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};
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feature_toggles.accessTokenExpirationCheck = true;
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};
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};
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prometheus = {
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enable = true;
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port = myData.ports.prometheus;
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globalConfig = {
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scrape_interval = "15s";
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evaluation_interval = "15s";
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};
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scrapeConfigs = let
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port = builtins.toString myData.ports.exporters.node;
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in [
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{
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job_name = "${config.networking.hostName}.${config.networking.domain}";
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static_configs = [{targets = ["127.0.0.1:${port}"];}];
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}
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{
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job_name = "fra1-a.servers.jakst";
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static_configs = [{targets = ["${myData.hosts."fra1-a.servers.jakst".jakstIP}:${port}"];}];
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}
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{
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job_name = "vno1-rp3b.servers.jakst";
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static_configs = [{targets = ["${myData.hosts."vno1-rp3b.servers.jakst".jakstIP}:${port}"];}];
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}
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];
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};
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nsd = {
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enable = true;
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interfaces = ["0.0.0.0" "::"];
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zones = {
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"jakstys.lt.".data = myData.jakstysLTZone;
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};
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};
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soju = {
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enable = true;
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listen = ["unix+admin://" ":${toString myData.ports.soju}"];
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tlsCertificate = "/run/soju/cert.pem";
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tlsCertificateKey = "/run/soju/key.pem";
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hostName = "irc.jakstys.lt";
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extraConfig = ''
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message-store fs /var/lib/soju
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'';
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};
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};
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systemd.services = {
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caddy = let
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acme = config.mj.services.nsd-acme.zones."grafana.jakstys.lt";
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in {
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serviceConfig.LoadCredential = [
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"grafana.jakstys.lt-cert.pem:${acme.certFile}"
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"grafana.jakstys.lt-key.pem:${acme.keyFile}"
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];
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after = ["nsd-acme-grafana.jakstys.lt.service"];
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requires = ["nsd-acme-grafana.jakstys.lt.service"];
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};
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soju = let
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acme = config.mj.services.nsd-acme.zones."irc.jakstys.lt";
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in {
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serviceConfig = {
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RuntimeDirectory = "soju";
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LoadCredential = [
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"irc.jakstys.lt-cert.pem:${acme.certFile}"
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"irc.jakstys.lt-key.pem:${acme.keyFile}"
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];
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};
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preStart = ''
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ln -sf $CREDENTIALS_DIRECTORY/irc.jakstys.lt-cert.pem /run/soju/cert.pem
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ln -sf $CREDENTIALS_DIRECTORY/irc.jakstys.lt-key.pem /run/soju/key.pem
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'';
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after = ["nsd-acme-irc.jakstys.lt.service"];
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requires = ["nsd-acme-irc.jakstys.lt.service"];
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};
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grafana = {
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preStart = "ln -sf $CREDENTIALS_DIRECTORY/oidc /run/grafana/oidc-secret";
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serviceConfig = {
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RuntimeDirectory = "grafana";
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LoadCredential = ["oidc:${config.age.secrets.grafana-oidc.path}"];
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};
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};
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cert-watcher = {
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description = "Restart caddy when tls keys/certs change";
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wantedBy = ["multi-user.target"];
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unitConfig = {
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StartLimitIntervalSec = 10;
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StartLimitBurst = 5;
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};
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serviceConfig = {
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Type = "oneshot";
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ExecStart = "${pkgs.systemd}/bin/systemctl restart caddy.service";
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};
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};
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};
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systemd.paths = {
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cert-watcher = {
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wantedBy = ["multi-user.target"];
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pathConfig = {
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PathChanged = [
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config.mj.services.nsd-acme.zones."grafana.jakstys.lt".certFile
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];
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Unit = "cert-watcher.service";
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};
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};
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};
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networking = {
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hostId = "f9117e1b";
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hostName = "vno1-oh2";
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domain = "servers.jakst";
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defaultGateway = "192.168.189.4";
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nameservers = ["192.168.189.4"];
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interfaces.enp3s0.ipv4.addresses = [
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{
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address = "192.168.189.1";
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prefixLength = 24;
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}
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];
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firewall = {
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allowedUDPPorts = [53 80 443];
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allowedTCPPorts = [53 80 443];
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checkReversePath = "loose"; # for tailscale
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};
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};
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}
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