102 lines
2.5 KiB
Nix
102 lines
2.5 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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let
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cfg = config.services.geph;
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in
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{
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options.services.geph = {
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enable = lib.mkEnableOption "geph client daemon";
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package = lib.mkPackageOption pkgs "geph" { };
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configFile = lib.mkOption {
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type = lib.types.pathWith {
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inStore = false;
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absolute = true;
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};
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description = ''
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Path to the geph config file.
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This file contain sensitive credentials, so it must not live in the Nix store.
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'';
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};
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};
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config = lib.mkIf cfg.enable {
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boot.kernelModules = [ "tun" ];
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networking.firewall.checkReversePath = "loose";
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systemd.services.geph = {
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description = "geph client daemon";
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wantedBy = [ "multi-user.target" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" ];
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startLimitBurst = 5;
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startLimitIntervalSec = 20;
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serviceConfig = {
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DynamicUser = true;
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LoadCredential = "geph-config:${cfg.configFile}";
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ExecStart = "${lib.getExe cfg.package} --config %d/geph-config";
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Restart = "on-failure";
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RestartSec = 2;
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LimitNOFILE = 65535;
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StateDirectory = "geph";
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StateDirectoryMode = "0700";
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WorkingDirectory = "/var/lib/geph";
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AmbientCapabilities = [
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"CAP_NET_ADMIN"
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"CAP_NET_BIND_SERVICE"
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];
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CapabilityBoundingSet = [
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"CAP_NET_ADMIN"
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"CAP_NET_BIND_SERVICE"
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];
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DeviceAllow = "/dev/net/tun rw";
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DevicePolicy = "closed";
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PrivateUsers = false;
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PrivateDevices = false;
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RestrictAddressFamilies = [
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"AF_UNIX"
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"AF_INET"
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"AF_INET6"
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"AF_NETLINK"
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];
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LockPersonality = true;
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true;
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PrivateMounts = true;
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PrivateTmp = true;
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ProcSubset = "pid";
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true;
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectProc = "invisible";
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ProtectSystem = "strict";
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true;
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SystemCallArchitectures = "native";
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SystemCallFilter = "@system-service";
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UMask = "0077";
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};
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};
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};
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meta = {
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maintainers = with lib.maintainers; [
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MCSeekeri
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];
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};
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}
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