113 lines
2.5 KiB
Nix
113 lines
2.5 KiB
Nix
#Taken from https://github.com/MagicRB/dotfiles/blob/master/nix/nixos-modules/vault-agent.nix
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{
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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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with lib;
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let
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cfg = config.services.vault-agent;
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json = pkgs.formats.json { };
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in
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{
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options = {
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services.vault-agent = {
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enable = mkEnableOption "Vault Agent";
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package = mkOption {
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type = types.package;
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default = pkgs.vault;
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description = ''
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The package used for the vault agent
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'';
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};
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settings = mkOption {
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type = json.type;
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default = { };
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description = ''
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Settings for the agent
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'';
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};
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secretsDir = mkOption {
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type = types.nullOr types.path;
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default = "/var/secrets";
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description = ''
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Vault secrets directory;
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'';
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};
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userName = mkOption {
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type = types.str;
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default = "vault-agent";
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description = "Username for the service";
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};
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groupName = mkOption {
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type = types.str;
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default = "vault-agent";
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description = "Vault-Agent Group Name";
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};
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uid = mkOption {
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type = types.int;
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default = 1985;
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};
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gid = mkOption {
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type = types.int;
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default = 1985;
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};
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};
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};
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config = mkIf cfg.enable ({
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users = {
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users = {
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"${cfg.userName}" = {
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group = cfg.groupName;
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uid = cfg.uid;
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isSystemUser = true;
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description = "Vault-Agent User";
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};
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};
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groups = {
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"${cfg.groupName}" = {
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gid = cfg.gid;
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};
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};
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};
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systemd.tmpfiles.rules = mkIf (cfg.secretsDir != null) [
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"d ${cfg.secretsDir} 6755 vault-agent ${cfg.groupName} 0"
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];
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systemd.services.vault-agent = {
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description = "Vault Agent";
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wantedBy = [ "multi-user.target" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" ];
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path = (
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with pkgs;
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[
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glibc
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]
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);
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serviceConfig = {
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User = cfg.userName;
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Group = cfg.groupName;
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ExecReload = "${pkgs.busybox}/bin/kill -HUP $MAINPID";
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ExecStart = "${cfg.package}/bin/vault agent -config=${json.generate "vault.json" cfg.settings}";
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KillMode = "process";
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KillSignal = "SIGINT";
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Restart = "on-failure";
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TimeoutStopSec = "30s";
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RestartSec = 2;
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ConfigurationDirectory = "vault-agent";
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ConfigurationDirectoryMode = "0600";
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};
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};
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});
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}
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