85 lines
2.4 KiB
Nix
85 lines
2.4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.clightning;
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configFile = pkgs.writeText "config" ''
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autolisten=false
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network=bitcoin
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bitcoin-rpcuser=${cfg.bitcoin-rpcuser}
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'';
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in {
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options.services.clightning = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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If enabled, the clightning service will be installed.
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'';
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};
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autolisten = mkOption {
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type = types.bool;
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default = false;
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description = ''
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If enabled, the clightning service will listen.
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'';
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};
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bitcoin-rpcuser = mkOption {
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type = types.string;
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description = ''
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Bitcoin RPC user
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'';
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};
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dataDir = mkOption {
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type = types.path;
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default = "/var/lib/clightning";
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description = "The data directory for bitcoind.";
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};
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};
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config = mkIf cfg.enable {
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users.users.clightning =
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{
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description = "clightning User";
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group = "clightning";
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extraGroups = [ "bitcoinrpc" "keys" ];
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home = cfg.dataDir;
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};
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users.groups.clightning = {
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name = "clightning";
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};
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systemd.services.clightning =
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{ description = "Run clightningd";
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path = [ pkgs.bash pkgs.clightning pkgs.bitcoin ];
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wantedBy = [ "multi-user.target" ];
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requires = [ "bitcoind.service" ];
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after = [ "bitcoind.service" ];
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preStart = ''
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mkdir -m 0770 -p ${cfg.dataDir}
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rm -f ${cfg.dataDir}/config
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chown 'clightning:clightning' '${cfg.dataDir}'
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cp ${configFile} ${cfg.dataDir}/config
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chown 'clightning:clightning' '${cfg.dataDir}/config'
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chmod +w ${cfg.dataDir}/config
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chmod o-rw ${cfg.dataDir}/config
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echo "bitcoin-rpcpassword=$(cat /secrets/bitcoin-rpcpassword)" >> '${cfg.dataDir}/config'
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'';
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serviceConfig =
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{
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PermissionsStartOnly = "true";
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ExecStart = "${pkgs.clightning}/bin/lightningd --lightning-dir=${cfg.dataDir}";
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User = "clightning";
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Restart = "on-failure";
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RestartSec = "10s";
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PrivateTmp = "true";
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ProtectSystem = "full";
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NoNewPrivileges = "true";
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PrivateDevices = "true";
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MemoryDenyWriteExecute = "true";
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};
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};
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};
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}
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