119 lines
5 KiB
Nix
119 lines
5 KiB
Nix
# heather — сервер на Yandex Cloud (NixOS 26.11).
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# https://git.iscg.dev/mikl/nix-config
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#
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# Перенесено из muscari (переименование 2026-07-11).
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# VM на Yandex Cloud, 2 vCPU / 8 GB / 64 GB SSD (network-ssd), Legacy BIOS.
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# Образ NixOS собирается как qcow2 (см. ./image.nix, make-disk-image.nix) и
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# заливается как boot disk в YC. НЕ через nixos-anywhere — kexec на YC хрупкий.
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# См. memory/yandex-nixos-qcow2.md.
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#
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# Архитектура (2026-07-12, заменила k3s):
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# Caddy (edge, TLS) → host-сервисы (syncthing) + docker-контейнеры (arion)
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# Cilium/k3s выключены — overhead 1.3 GB был неоправдан для single-node.
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# См. ./docker.nix, ./caddy.nix, ./syncthing.nix, ./arion-compose.nix.
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{ config, pkgs, lib, ... }:
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{
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imports = [
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./image.nix # YC guest profile + qcow2 build target
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./docker.nix # docker + arion CLI (контейнеры)
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./caddy.nix # edge proxy, TLS, роутинг по доменам
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./syncthing.nix # sync + relay
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./tuwunel-admin.nix # matrix admin web UI (systemd, статический бинарник)
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./pi-web.nix # pi-web (web UI для pi coding agent, systemd + npm global)
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];
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# First server-to-server WireGuard backbone link: heather ↔ hyacinth.
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# The private key is generated on the live host and stays outside the flake.
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environment.systemPackages = [ pkgs.wireguard-tools ];
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systemd.network.netdevs."10-mesh0" = {
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netdevConfig = { Name = "mesh0"; Kind = "dummy"; };
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};
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networking.interfaces.mesh0.ipv4.addresses = [ { address = "10.0.0.1"; prefixLength = 32; } ];
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networking.wireguard.interfaces.wg-mesh = {
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ips = [ "10.99.0.1/30" ];
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listenPort = 51820;
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privateKeyFile = "/var/lib/wireguard/wg-mesh.key";
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# Keep WG as transport/crypto ACL; install the identity route explicitly below.
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allowedIPsAsRoutes = false;
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peers = [
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{
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publicKey = "BxTH8+MiA8Hv48UfpWJDVXIhbO5HgO2KTBEXIqqr23k=";
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allowedIPs = [ "10.99.0.2/32" "10.0.0.2/32" ];
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endpoint = "195.242.119.59:51820";
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persistentKeepalive = 25;
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}
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];
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};
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networking.interfaces.wg-mesh.ipv4.routes = [
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{ address = "10.0.0.2"; prefixLength = 32; }
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];
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# Needed later when this node becomes a transit/exit peer.
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boot.kernel.sysctl."net.ipv4.ip_forward" = 1;
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# Arion-проект как systemd-сервис: arion-compose.nix → docker-compose → up.
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# NB: settings — это модуль с imports, НЕ `import ./arion-compose.nix`.
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virtualisation.arion.backend = "docker";
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virtualisation.arion.projects.heather = {
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serviceName = "heather"; # systemd: arion-heather.service
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settings = {
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imports = [ ./arion-compose.nix ];
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};
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};
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networking = {
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hostName = "heather";
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# Firewall выключен в ./image.nix (полагаемся на YC Security Groups).
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# Порты тут только для документации — реально открывает YC SG.
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firewall.allowedTCPPorts = [
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22 # SSH
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80 # HTTP (Caddy → redirect to HTTPS)
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443 # HTTPS (Caddy, TLS termination)
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2222 # forgejo git ssh (публично)
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22000 # syncthing sync
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22067 # strelaysrv (relay)
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22070 # strelaysrv (status)
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3478 # coturn TURN (tcp+udp)
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8443 # xray VLESS+Reality (публичный прокси)
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51820 # WireGuard mesh backbone
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];
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firewall.allowedUDPPorts = [
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51820 # WireGuard mesh backbone
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22000 # syncthing sync (QUIC)
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10000 # jitsi jvb (RTP media)
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3478 # coturn TURN
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];
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# coturn RTP relay range
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firewall.allowedUDPPortRanges = [
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{ from = 49152; to = 65535; } # coturn RTP relay
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];
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};
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# useDHCP задаёт ./image.nix (mkDefault) — облачный профиль.
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# SSH ключи для mikl: forgejo .keys endpoint с sha256-pinning.
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# Poppy-ключ (этот ноутбук) лежит там последней строкой.
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users.users.mikl.openssh.authorizedKeys.keyFiles = [
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(pkgs.fetchurl {
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url = "https://git.iscg.dev/mikl.keys";
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sha256 = "sha256-Omc/3NJn0nM8SWeF33trFwOAVgSX0fXB5dfEakcRoTA=";
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})
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];
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# Rescue-канал: root с тем же poppy-ключом. PermitRootLogin = prohibit-password
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# (см. image.nix) пускает root только по ключу — парольного root-логина нет.
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# Нужен, чтобы не оказаться запертым без root, если passwordless sudo сломается
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# (как произошло на первом образе heather): ssh root@heather и nixos-rebuild.
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users.users.root.openssh.authorizedKeys.keyFiles = [
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(pkgs.fetchurl {
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url = "https://git.iscg.dev/mikl.keys";
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sha256 = "sha256-Omc/3NJn0nM8SWeF33trFwOAVgSX0fXB5dfEakcRoTA=";
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})
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];
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# После первой установки 25.11 не трогаем (NixOS convention)
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system.stateVersion = "25.11";
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}
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