{ config, pkgs, lib, ... }: with lib; let cfg = config.services.oxidized; in { options.services.oxidized = { enable = mkEnableOption "the oxidized configuration backup service"; user = mkOption { type = types.str; default = "oxidized"; description = '' User under which the oxidized service runs. ''; }; group = mkOption { type = types.str; default = "oxidized"; description = '' Group under which the oxidized service runs. ''; }; dataDir = mkOption { type = types.path; default = "/var/lib/oxidized"; description = "State directory for the oxidized service."; }; configFile = mkOption { type = types.path; example = literalExpression '' pkgs.writeText "oxidized-config.yml" ''' --- debug: true use_syslog: true input: default: ssh ssh: secure: true interval: 3600 model_map: dell: powerconnect hp: procurve source: default: csv csv: delimiter: !ruby/regexp /:/ file: "/var/lib/oxidized/.config/oxidized/router.db" map: name: 0 model: 1 username: 2 password: 3 pid: "/var/lib/oxidized/.config/oxidized/pid" rest: 127.0.0.1:8888 retries: 3 # ... additional config '''; ''; description = '' Path to the oxidized configuration file. ''; }; routerDB = mkOption { type = types.path; example = literalExpression '' pkgs.writeText "oxidized-router.db" ''' hostname-sw1:powerconnect:username1:password2 hostname-sw2:procurve:username2:password2 # ... additional hosts ''' ''; description = '' Path to the file/database which contains the targets for oxidized. ''; }; }; config = mkIf cfg.enable { users.groups.${cfg.group} = { }; users.users.${cfg.user} = { description = "Oxidized service user"; group = cfg.group; home = cfg.dataDir; createHome = true; isSystemUser = true; }; systemd.services.oxidized = { wantedBy = [ "multi-user.target" ]; after = [ "network.target" ]; preStart = '' mkdir -p ${cfg.dataDir}/.config/oxidized ln -f -s ${cfg.routerDB} ${cfg.dataDir}/.config/oxidized/router.db ln -f -s ${cfg.configFile} ${cfg.dataDir}/.config/oxidized/config ''; serviceConfig = { ExecStart = "${pkgs.oxidized}/bin/oxidized"; User = cfg.user; Group = cfg.group; UMask = "0077"; NoNewPrivileges = true; Restart = "always"; WorkingDirectory = cfg.dataDir; KillSignal = "SIGKILL"; PIDFile = "${cfg.dataDir}/.config/oxidized/pid"; }; }; }; }