83 lines
2.3 KiB
Nix
83 lines
2.3 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.zerotierone;
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in
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{
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options.services.zerotierone.enable = mkEnableOption (lib.mdDoc "ZeroTierOne");
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options.services.zerotierone.joinNetworks = mkOption {
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default = [];
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example = [ "a8a2c3c10c1a68de" ];
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type = types.listOf types.str;
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description = lib.mdDoc ''
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List of ZeroTier Network IDs to join on startup.
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Note that networks are only ever joined, but not automatically left after removing them from the list.
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To remove networks, use the ZeroTier CLI: `zerotier-cli leave <network-id>`
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'';
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};
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options.services.zerotierone.port = mkOption {
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default = 9993;
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type = types.port;
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description = lib.mdDoc ''
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Network port used by ZeroTier.
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'';
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};
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options.services.zerotierone.package = mkOption {
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default = pkgs.zerotierone;
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defaultText = literalExpression "pkgs.zerotierone";
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type = types.package;
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description = lib.mdDoc ''
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ZeroTier One package to use.
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'';
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};
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config = mkIf cfg.enable {
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systemd.services.zerotierone = {
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description = "ZeroTierOne";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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wants = [ "network-online.target" ];
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path = [ cfg.package ];
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preStart = ''
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mkdir -p /var/lib/zerotier-one/networks.d
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chmod 700 /var/lib/zerotier-one
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chown -R root:root /var/lib/zerotier-one
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'' + (concatMapStrings (netId: ''
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touch "/var/lib/zerotier-one/networks.d/${netId}.conf"
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'') cfg.joinNetworks);
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serviceConfig = {
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ExecStart = "${cfg.package}/bin/zerotier-one -p${toString cfg.port}";
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Restart = "always";
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KillMode = "process";
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TimeoutStopSec = 5;
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};
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};
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# ZeroTier does not issue DHCP leases, but some strangers might...
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networking.dhcpcd.denyInterfaces = [ "zt*" ];
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# ZeroTier receives UDP transmissions
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networking.firewall.allowedUDPPorts = [ cfg.port ];
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environment.systemPackages = [ cfg.package ];
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# Prevent systemd from potentially changing the MAC address
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systemd.network.links."50-zerotier" = {
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matchConfig = {
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OriginalName = "zt*";
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};
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linkConfig = {
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AutoNegotiation = false;
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MACAddressPolicy = "none";
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};
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};
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};
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}
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