122 lines
3.7 KiB
Nix
122 lines
3.7 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.erigon;
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settingsFormat = pkgs.formats.toml { };
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configFile = settingsFormat.generate "config.toml" cfg.settings;
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in {
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options = {
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services.erigon = {
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enable = mkEnableOption (lib.mdDoc "Ethereum implementation on the efficiency frontier");
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package = mkPackageOption pkgs "erigon" { };
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extraArgs = mkOption {
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type = types.listOf types.str;
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description = lib.mdDoc "Additional arguments passed to Erigon";
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default = [ ];
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};
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secretJwtPath = mkOption {
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type = types.path;
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description = lib.mdDoc ''
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Path to the secret jwt used for the http api authentication.
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'';
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default = "";
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example = "config.age.secrets.ERIGON_JWT.path";
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};
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settings = mkOption {
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description = lib.mdDoc ''
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Configuration for Erigon
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Refer to <https://github.com/ledgerwatch/erigon#usage> for details on supported values.
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'';
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type = settingsFormat.type;
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example = {
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datadir = "/var/lib/erigon";
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chain = "mainnet";
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http = true;
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"http.port" = 8545;
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"http.api" = ["eth" "debug" "net" "trace" "web3" "erigon"];
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ws = true;
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port = 30303;
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"authrpc.port" = 8551;
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"torrent.port" = 42069;
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"private.api.addr" = "localhost:9090";
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"log.console.verbosity" = 3; # info
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};
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defaultText = literalExpression ''
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{
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datadir = "/var/lib/erigon";
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chain = "mainnet";
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http = true;
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"http.port" = 8545;
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"http.api" = ["eth" "debug" "net" "trace" "web3" "erigon"];
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ws = true;
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port = 30303;
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"authrpc.port" = 8551;
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"torrent.port" = 42069;
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"private.api.addr" = "localhost:9090";
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"log.console.verbosity" = 3; # info
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}
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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# Default values are the same as in the binary, they are just written here for convenience.
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services.erigon.settings = {
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datadir = mkDefault "/var/lib/erigon";
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chain = mkDefault "mainnet";
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http = mkDefault true;
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"http.port" = mkDefault 8545;
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"http.api" = mkDefault ["eth" "debug" "net" "trace" "web3" "erigon"];
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ws = mkDefault true;
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port = mkDefault 30303;
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"authrpc.port" = mkDefault 8551;
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"torrent.port" = mkDefault 42069;
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"private.api.addr" = mkDefault "localhost:9090";
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"log.console.verbosity" = mkDefault 3; # info
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};
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systemd.services.erigon = {
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description = "Erigon ethereum implemenntation";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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serviceConfig = {
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LoadCredential = "ERIGON_JWT:${cfg.secretJwtPath}";
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ExecStart = "${cfg.package}/bin/erigon --config ${configFile} --authrpc.jwtsecret=%d/ERIGON_JWT ${lib.escapeShellArgs cfg.extraArgs}";
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DynamicUser = true;
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Restart = "on-failure";
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StateDirectory = "erigon";
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CapabilityBoundingSet = "";
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NoNewPrivileges = true;
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PrivateTmp = true;
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ProtectHome = true;
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ProtectClock = true;
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ProtectProc = "noaccess";
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ProcSubset = "pid";
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectControlGroups = true;
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ProtectHostname = true;
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RestrictSUIDSGID = true;
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RestrictRealtime = true;
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RestrictNamespaces = true;
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LockPersonality = true;
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RemoveIPC = true;
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SystemCallFilter = [ "@system-service" "~@privileged" ];
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};
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};
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};
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}
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