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