WIPHEADmaster

1 files changed, 489 insertions, 0 deletions

diff --git a/nixos/modules/systemd-compat.nix b/nixos/modules/systemd-compat.nix
new file mode 100644
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+++ b/nixos/modules/systemd-compat.nix
@@ -0,0 +1,489 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+
+  options = {
+
+    systemd.package = mkOption {
+      default = pkgs.systemd;
+      defaultText = literalExpression "pkgs.systemd";
+      type = types.package;
+      description = "The systemd package.";
+    };
+
+    systemd.units = mkOption {
+      description = "Definition of systemd units.";
+      default = {};
+      type = with types; attrsOf (submodule (
+        { name, config, ... }:
+        { options = concreteUnitOptions;
+          config = {
+            unit = mkDefault (makeUnit name config);
+          };
+        }));
+    };
+
+    systemd.packages = mkOption {
+      default = [];
+      type = types.listOf types.package;
+      example = literalExpression "[ pkgs.systemd-cryptsetup-generator ]";
+      description = "Packages providing systemd units and hooks.";
+    };
+
+    systemd.targets = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = targetOptions; } unitConfig] );
+      description = "Definition of systemd target units.";
+    };
+
+    systemd.services = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = serviceOptions; } unitConfig serviceConfig ]);
+      description = "Definition of systemd service units.";
+    };
+
+    systemd.sockets = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = socketOptions; } unitConfig ]);
+      description = "Definition of systemd socket units.";
+    };
+
+    systemd.timers = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = timerOptions; } unitConfig ]);
+      description = "Definition of systemd timer units.";
+    };
+
+    systemd.paths = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = pathOptions; } unitConfig ]);
+      description = "Definition of systemd path units.";
+    };
+
+    systemd.mounts = mkOption {
+      default = [];
+      type = with types; listOf (submodule [ { options = mountOptions; } unitConfig mountConfig ]);
+      description = ''
+        Definition of systemd mount units.
+        This is a list instead of an attrSet, because systemd mandates the names to be derived from
+        the 'where' attribute.
+      '';
+    };
+
+    systemd.automounts = mkOption {
+      default = [];
+      type = with types; listOf (submodule [ { options = automountOptions; } unitConfig automountConfig ]);
+      description = ''
+        Definition of systemd automount units.
+        This is a list instead of an attrSet, because systemd mandates the names to be derived from
+        the 'where' attribute.
+      '';
+    };
+
+    systemd.slices = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = sliceOptions; } unitConfig] );
+      description = "Definition of slice configurations.";
+    };
+
+    systemd.generators = mkOption {
+      type = types.attrsOf types.path;
+      default = {};
+      example = { systemd-gpt-auto-generator = "/dev/null"; };
+      description = ''
+        Definition of systemd generators.
+        For each <literal>NAME = VALUE</literal> pair of the attrSet, a link is generated from
+        <literal>/etc/systemd/system-generators/NAME</literal> to <literal>VALUE</literal>.
+      '';
+    };
+
+    systemd.shutdown = mkOption {
+      type = types.attrsOf types.path;
+      default = {};
+      description = ''
+        Definition of systemd shutdown executables.
+        For each <literal>NAME = VALUE</literal> pair of the attrSet, a link is generated from
+        <literal>/etc/systemd/system-shutdown/NAME</literal> to <literal>VALUE</literal>.
+      '';
+    };
+
+    systemd.defaultUnit = mkOption {
+      default = "multi-user.target";
+      type = types.str;
+      description = "Default unit started when the system boots.";
+    };
+
+    systemd.ctrlAltDelUnit = mkOption {
+      default = "reboot.target";
+      type = types.str;
+      example = "poweroff.target";
+      description = ''
+        Target that should be started when Ctrl-Alt-Delete is pressed.
+      '';
+    };
+
+    systemd.globalEnvironment = mkOption {
+      type = with types; attrsOf (nullOr (oneOf [ str path package ]));
+      default = {};
+      example = { TZ = "CET"; };
+      description = ''
+        Environment variables passed to <emphasis>all</emphasis> systemd units.
+      '';
+    };
+
+    systemd.enableCgroupAccounting = mkOption {
+      default = true;
+      type = types.bool;
+      description = ''
+        Whether to enable cgroup accounting.
+      '';
+    };
+
+    systemd.enableUnifiedCgroupHierarchy = mkOption {
+      default = true;
+      type = types.bool;
+      description = ''
+        Whether to enable the unified cgroup hierarchy (cgroupsv2).
+      '';
+    };
+
+    systemd.coredump.enable = mkOption {
+      default = true;
+      type = types.bool;
+      description = ''
+        Whether core dumps should be processed by
+        <command>systemd-coredump</command>. If disabled, core dumps
+        appear in the current directory of the crashing process.
+      '';
+    };
+
+    systemd.coredump.extraConfig = mkOption {
+      default = "";
+      type = types.lines;
+      example = "Storage=journal";
+      description = ''
+        Extra config options for systemd-coredump. See coredump.conf(5) man page
+        for available options.
+      '';
+    };
+
+    systemd.extraConfig = mkOption {
+      default = "";
+      type = types.lines;
+      example = "DefaultLimitCORE=infinity";
+      description = ''
+        Extra config options for systemd. See man systemd-system.conf for
+        available options.
+      '';
+    };
+
+    services.journald.console = mkOption {
+      default = "";
+      type = types.str;
+      description = "If non-empty, write log messages to the specified TTY device.";
+    };
+
+    services.journald.rateLimitInterval = mkOption {
+      default = "30s";
+      type = types.str;
+      description = ''
+        Configures the rate limiting interval that is applied to all
+        messages generated on the system. This rate limiting is applied
+        per-service, so that two services which log do not interfere with
+        each other's limit. The value may be specified in the following
+        units: s, min, h, ms, us. To turn off any kind of rate limiting,
+        set either value to 0.
+
+        See <option>services.journald.rateLimitBurst</option> for important
+        considerations when setting this value.
+      '';
+    };
+
+    services.journald.rateLimitBurst = mkOption {
+      default = 10000;
+      type = types.int;
+      description = ''
+        Configures the rate limiting burst limit (number of messages per
+        interval) that is applied to all messages generated on the system.
+        This rate limiting is applied per-service, so that two services
+        which log do not interfere with each other's limit.
+
+        Note that the effective rate limit is multiplied by a factor derived
+        from the available free disk space for the journal as described on
+        <link xlink:href="https://www.freedesktop.org/software/systemd/man/journald.conf.html">
+        journald.conf(5)</link>.
+
+        Note that the total amount of logs stored is limited by journald settings
+        such as <literal>SystemMaxUse</literal>, which defaults to a 4 GB cap.
+
+        It is thus recommended to compute what period of time that you will be
+        able to store logs for when an application logs at full burst rate.
+        With default settings for log lines that are 100 Bytes long, this can
+        amount to just a few hours.
+      '';
+    };
+
+    services.journald.extraConfig = mkOption {
+      default = "";
+      type = types.lines;
+      example = "Storage=volatile";
+      description = ''
+        Extra config options for systemd-journald. See man journald.conf
+        for available options.
+      '';
+    };
+
+    services.journald.enableHttpGateway = mkOption {
+      default = false;
+      type = types.bool;
+      description = ''
+        Whether to enable the HTTP gateway to the journal.
+      '';
+    };
+
+    services.journald.forwardToSyslog = mkOption {
+      default = config.services.rsyslogd.enable || config.services.syslog-ng.enable;
+      defaultText = literalExpression "services.rsyslogd.enable || services.syslog-ng.enable";
+      type = types.bool;
+      description = ''
+        Whether to forward log messages to syslog.
+      '';
+    };
+
+    services.logind.extraConfig = mkOption {
+      default = "";
+      type = types.lines;
+      example = "IdleAction=lock";
+      description = ''
+        Extra config options for systemd-logind. See
+        <link xlink:href="https://www.freedesktop.org/software/systemd/man/logind.conf.html">
+        logind.conf(5)</link> for available options.
+      '';
+    };
+
+    services.logind.killUserProcesses = mkOption {
+      default = false;
+      type = types.bool;
+      description = ''
+        Specifies whether the processes of a user should be killed
+        when the user logs out.  If true, the scope unit corresponding
+        to the session and all processes inside that scope will be
+        terminated.  If false, the scope is "abandoned" (see
+        <link xlink:href="https://www.freedesktop.org/software/systemd/man/systemd.scope.html#">
+        systemd.scope(5)</link>), and processes are not killed.
+        </para>
+
+        <para>
+        See <link xlink:href="https://www.freedesktop.org/software/systemd/man/logind.conf.html#KillUserProcesses=">logind.conf(5)</link>
+        for more details.
+      '';
+    };
+
+    services.logind.lidSwitch = mkOption {
+      default = "suspend";
+      example = "ignore";
+      type = logindHandlerType;
+
+      description = ''
+        Specifies what to be done when the laptop lid is closed.
+      '';
+    };
+
+    services.logind.lidSwitchDocked = mkOption {
+      default = "ignore";
+      example = "suspend";
+      type = logindHandlerType;
+
+      description = ''
+        Specifies what to be done when the laptop lid is closed
+        and another screen is added.
+      '';
+    };
+
+    services.logind.lidSwitchExternalPower = mkOption {
+      default = config.services.logind.lidSwitch;
+      defaultText = literalExpression "services.logind.lidSwitch";
+      example = "ignore";
+      type = logindHandlerType;
+
+      description = ''
+        Specifies what to do when the laptop lid is closed and the system is
+        on external power. By default use the same action as specified in
+        services.logind.lidSwitch.
+      '';
+    };
+
+    systemd.sleep.extraConfig = mkOption {
+      default = "";
+      type = types.lines;
+      example = "HibernateDelaySec=1h";
+      description = ''
+        Extra config options for systemd sleep state logic.
+        See sleep.conf.d(5) man page for available options.
+      '';
+    };
+
+    systemd.user.extraConfig = mkOption {
+      default = "";
+      type = types.lines;
+      example = "DefaultCPUAccounting=yes";
+      description = ''
+        Extra config options for systemd user instances. See man systemd-user.conf for
+        available options.
+      '';
+    };
+
+    systemd.tmpfiles.rules = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "d /tmp 1777 root root 10d" ];
+      description = ''
+        Rules for creation, deletion and cleaning of volatile and temporary files
+        automatically. See
+        <citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+        for the exact format.
+      '';
+    };
+
+    systemd.tmpfiles.packages = mkOption {
+      type = types.listOf types.package;
+      default = [];
+      example = literalExpression "[ pkgs.lvm2 ]";
+      apply = map getLib;
+      description = ''
+        List of packages containing <command>systemd-tmpfiles</command> rules.
+
+        All files ending in .conf found in
+        <filename><replaceable>pkg</replaceable>/lib/tmpfiles.d</filename>
+        will be included.
+        If this folder does not exist or does not contain any files an error will be returned instead.
+
+        If a <filename>lib</filename> output is available, rules are searched there and only there.
+        If there is no <filename>lib</filename> output it will fall back to <filename>out</filename>
+        and if that does not exist either, the default output will be used.
+      '';
+    };
+
+    systemd.user.units = mkOption {
+      description = "Definition of systemd per-user units.";
+      default = {};
+      type = with types; attrsOf (submodule (
+        { name, config, ... }:
+        { options = concreteUnitOptions;
+          config = {
+            unit = mkDefault (makeUnit name config);
+          };
+        }));
+    };
+
+    systemd.user.paths = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = pathOptions; } unitConfig ]);
+      description = "Definition of systemd per-user path units.";
+    };
+
+    systemd.user.services = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = serviceOptions; } unitConfig serviceConfig ] );
+      description = "Definition of systemd per-user service units.";
+    };
+
+    systemd.user.slices = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = sliceOptions; } unitConfig ] );
+      description = "Definition of systemd per-user slice units.";
+    };
+
+    systemd.user.sockets = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = socketOptions; } unitConfig ] );
+      description = "Definition of systemd per-user socket units.";
+    };
+
+    systemd.user.targets = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = targetOptions; } unitConfig] );
+      description = "Definition of systemd per-user target units.";
+    };
+
+    systemd.user.timers = mkOption {
+      default = {};
+      type = with types; attrsOf (submodule [ { options = timerOptions; } unitConfig ] );
+      description = "Definition of systemd per-user timer units.";
+    };
+
+    systemd.additionalUpstreamSystemUnits = mkOption {
+      default = [ ];
+      type = types.listOf types.str;
+      example = [ "debug-shell.service" "systemd-quotacheck.service" ];
+      description = ''
+        Additional units shipped with systemd that shall be enabled.
+      '';
+    };
+
+    systemd.suppressedSystemUnits = mkOption {
+      default = [ ];
+      type = types.listOf types.str;
+      example = [ "systemd-backlight@.service" ];
+      description = ''
+        A list of units to suppress when generating system systemd configuration directory. This has
+        priority over upstream units, <option>systemd.units</option>, and
+        <option>systemd.additionalUpstreamSystemUnits</option>. The main purpose of this is to
+        suppress a upstream systemd unit with any modifications made to it by other NixOS modules.
+      '';
+    };
+
+    systemd.watchdog.device = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      example = "/dev/watchdog";
+      description = ''
+        The path to a hardware watchdog device which will be managed by systemd.
+        If not specified, systemd will default to /dev/watchdog.
+      '';
+    };
+
+    systemd.watchdog.runtimeTime = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      example = "30s";
+      description = ''
+        The amount of time which can elapse before a watchdog hardware device
+        will automatically reboot the system. Valid time units include "ms",
+        "s", "min", "h", "d", and "w".
+      '';
+    };
+
+    systemd.watchdog.rebootTime = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      example = "10m";
+      description = ''
+        The amount of time which can elapse after a reboot has been triggered
+        before a watchdog hardware device will automatically reboot the system.
+        Valid time units include "ms", "s", "min", "h", "d", and "w".
+      '';
+    };
+
+    systemd.watchdog.kexecTime = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      example = "10m";
+      description = ''
+        The amount of time which can elapse when kexec is being executed before
+        a watchdog hardware device will automatically reboot the system. This
+        option should only be enabled if reloadTime is also enabled. Valid
+        time units include "ms", "s", "min", "h", "d", and "w".
+      '';
+    };
+
+  };
+
+
+  config = {
+
+  };
+
+}