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-rw-r--r--nixos/modules/config/system-path.nix10
-rw-r--r--nixos/modules/config/users-groups.nix1
-rw-r--r--nixos/modules/hardware/cpu/amd-sev.nix89
-rw-r--r--nixos/modules/module-list.nix1
-rw-r--r--nixos/modules/services/games/xonotic.nix198
-rw-r--r--nixos/modules/services/monitoring/prometheus/exporters.nix1
-rw-r--r--nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix47
-rw-r--r--nixos/modules/services/networking/mtr-exporter.nix111
-rw-r--r--nixos/modules/services/networking/ssh/sshd.nix21
-rw-r--r--nixos/modules/services/networking/wg-quick.nix2
-rw-r--r--nixos/modules/services/security/usbguard.nix21
-rw-r--r--nixos/modules/services/web-apps/wordpress.nix2
-rw-r--r--nixos/modules/services/web-servers/garage.nix9
-rw-r--r--nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.sh28
-rw-r--r--nixos/modules/system/boot/loader/raspberrypi/raspberrypi.nix1
-rw-r--r--nixos/modules/system/boot/stage-1.nix7
-rw-r--r--nixos/modules/tasks/network-interfaces-systemd.nix64
17 files changed, 480 insertions, 133 deletions
diff --git a/nixos/modules/config/system-path.nix b/nixos/modules/config/system-path.nix
index e8bbeac4f72..222da3e02e8 100644
--- a/nixos/modules/config/system-path.nix
+++ b/nixos/modules/config/system-path.nix
@@ -116,8 +116,14 @@ in
       extraOutputsToInstall = mkOption {
         type = types.listOf types.str;
         default = [ ];
-        example = [ "doc" "info" "devdoc" ];
-        description = lib.mdDoc "List of additional package outputs to be symlinked into {file}`/run/current-system/sw`.";
+        example = [ "dev" "info" ];
+        description = lib.mdDoc ''
+          Entries listed here will be appended to the `meta.outputsToInstall` attribute for each package in `environment.systemPackages`, and the files from the corresponding derivation outputs symlinked into {file}`/run/current-system/sw`.
+
+          For example, this can be used to install the `dev` and `info` outputs for all packages in the system environment, if they are available.
+
+          To use specific outputs instead of configuring them globally, select the corresponding attribute on the package derivation, e.g. `libxml2.dev` or `coreutils.info`.
+        '';
       };
 
       extraSetup = mkOption {
diff --git a/nixos/modules/config/users-groups.nix b/nixos/modules/config/users-groups.nix
index 5158974c27b..785084209b0 100644
--- a/nixos/modules/config/users-groups.nix
+++ b/nixos/modules/config/users-groups.nix
@@ -700,6 +700,7 @@ in {
 
     environment.profiles = [
       "$HOME/.nix-profile"
+      "\${XDG_STATE_HOME:-$HOME/.local/state}/nix/profile"
       "/etc/profiles/per-user/$USER"
     ];
 
diff --git a/nixos/modules/hardware/cpu/amd-sev.nix b/nixos/modules/hardware/cpu/amd-sev.nix
index 28ee07f005b..08e1de49638 100644
--- a/nixos/modules/hardware/cpu/amd-sev.nix
+++ b/nixos/modules/hardware/cpu/amd-sev.nix
@@ -1,37 +1,43 @@
-{ config, lib, ... }:
+{ config, options, lib, ... }:
 with lib;
 let
-  cfg = config.hardware.cpu.amd.sev;
-  defaultGroup = "sev";
-in
-  with lib; {
-    options.hardware.cpu.amd.sev = {
-      enable = mkEnableOption (lib.mdDoc "access to the AMD SEV device");
-      user = mkOption {
-        description = lib.mdDoc "Owner to assign to the SEV device.";
-        type = types.str;
-        default = "root";
-      };
-      group = mkOption {
-        description = lib.mdDoc "Group to assign to the SEV device.";
-        type = types.str;
-        default = defaultGroup;
-      };
-      mode = mkOption {
-        description = lib.mdDoc "Mode to set for the SEV device.";
-        type = types.str;
-        default = "0660";
-      };
+  cfgSev = config.hardware.cpu.amd.sev;
+  cfgSevGuest = config.hardware.cpu.amd.sevGuest;
+
+  optionsFor = device: group: {
+    enable = mkEnableOption (lib.mdDoc "access to the AMD ${device} device");
+    user = mkOption {
+      description = lib.mdDoc "Owner to assign to the ${device} device.";
+      type = types.str;
+      default = "root";
+    };
+    group = mkOption {
+      description = lib.mdDoc "Group to assign to the ${device} device.";
+      type = types.str;
+      default = group;
     };
+    mode = mkOption {
+      description = lib.mdDoc "Mode to set for the ${device} device.";
+      type = types.str;
+      default = "0660";
+    };
+  };
+in
+with lib; {
+  options.hardware.cpu.amd.sev = optionsFor "SEV" "sev";
+
+  options.hardware.cpu.amd.sevGuest = optionsFor "SEV guest" "sev-guest";
 
-    config = mkIf cfg.enable {
+  config = mkMerge [
+    # /dev/sev
+    (mkIf cfgSev.enable {
       assertions = [
         {
-          assertion = hasAttr cfg.user config.users.users;
+          assertion = hasAttr cfgSev.user config.users.users;
           message = "Given user does not exist";
         }
         {
-          assertion = (cfg.group == defaultGroup) || (hasAttr cfg.group config.users.groups);
+          assertion = (cfgSev.group == options.hardware.cpu.amd.sev.group.default) || (hasAttr cfgSev.group config.users.groups);
           message = "Given group does not exist";
         }
       ];
@@ -40,12 +46,35 @@ in
         options kvm_amd sev=1
       '';
 
-      users.groups = optionalAttrs (cfg.group == defaultGroup) {
-        "${cfg.group}" = {};
+      users.groups = optionalAttrs (cfgSev.group == options.hardware.cpu.amd.sev.group.default) {
+        "${cfgSev.group}" = { };
       };
 
-      services.udev.extraRules = with cfg; ''
+      services.udev.extraRules = with cfgSev; ''
         KERNEL=="sev", OWNER="${user}", GROUP="${group}", MODE="${mode}"
       '';
-    };
-  }
+    })
+
+    # /dev/sev-guest
+    (mkIf cfgSevGuest.enable {
+      assertions = [
+        {
+          assertion = hasAttr cfgSevGuest.user config.users.users;
+          message = "Given user does not exist";
+        }
+        {
+          assertion = (cfgSevGuest.group == options.hardware.cpu.amd.sevGuest.group.default) || (hasAttr cfgSevGuest.group config.users.groups);
+          message = "Given group does not exist";
+        }
+      ];
+
+      users.groups = optionalAttrs (cfgSevGuest.group == options.hardware.cpu.amd.sevGuest.group.default) {
+        "${cfgSevGuest.group}" = { };
+      };
+
+      services.udev.extraRules = with cfgSevGuest; ''
+        KERNEL=="sev-guest", OWNER="${user}", GROUP="${group}", MODE="${mode}"
+      '';
+    })
+  ];
+}
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index 7744bbd76e6..206d5eaf75d 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -499,6 +499,7 @@
   ./services/games/quake3-server.nix
   ./services/games/teeworlds.nix
   ./services/games/terraria.nix
+  ./services/games/xonotic.nix
   ./services/hardware/acpid.nix
   ./services/hardware/actkbd.nix
   ./services/hardware/argonone.nix
diff --git a/nixos/modules/services/games/xonotic.nix b/nixos/modules/services/games/xonotic.nix
new file mode 100644
index 00000000000..c84347ddc98
--- /dev/null
+++ b/nixos/modules/services/games/xonotic.nix
@@ -0,0 +1,198 @@
+{ config
+, pkgs
+, lib
+, ...
+}:
+
+let
+  cfg = config.services.xonotic;
+
+  serverCfg = pkgs.writeText "xonotic-server.cfg" (
+    toString cfg.prependConfig
+      + "\n"
+      + builtins.concatStringsSep "\n" (
+        lib.mapAttrsToList (key: option:
+          let
+            escape = s: lib.escape [ "\"" ] s;
+            quote = s: "\"${s}\"";
+
+            toValue = x: quote (escape (toString x));
+
+            value = (if lib.isList option then
+              builtins.concatStringsSep
+                " "
+                (builtins.map (x: toValue x) option)
+            else
+              toValue option
+            );
+          in
+          "${key} ${value}"
+        ) cfg.settings
+      )
+      + "\n"
+      + toString cfg.appendConfig
+  );
+in
+
+{
+  options.services.xonotic = {
+    enable = lib.mkEnableOption (lib.mdDoc "Xonotic dedicated server");
+
+    package = lib.mkPackageOption pkgs "xonotic-dedicated" {};
+
+    openFirewall = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Open the firewall for TCP and UDP on the specified port.
+      '';
+    };
+
+    dataDir = lib.mkOption {
+      type = lib.types.path;
+      readOnly = true;
+      default = "/var/lib/xonotic";
+      description = lib.mdDoc ''
+        Data directory.
+      '';
+    };
+
+    settings = lib.mkOption {
+      description = lib.mdDoc ''
+        Generates the `server.cfg` file. Refer to [upstream's example][0] for
+        details.
+
+        [0]: https://gitlab.com/xonotic/xonotic/-/blob/master/server/server.cfg
+      '';
+      default = {};
+      type = lib.types.submodule {
+        freeformType = with lib.types; let
+          scalars = oneOf [ singleLineStr int float ];
+        in
+        attrsOf (oneOf [ scalars (nonEmptyListOf scalars) ]);
+
+        options.sv_public = lib.mkOption {
+          type = lib.types.int;
+          default = 0;
+          example = [ (-1) 1 ];
+          description = lib.mdDoc ''
+            Controls whether the server will be publicly listed.
+          '';
+        };
+
+        options.hostname = lib.mkOption {
+          type = lib.types.singleLineStr;
+          default = "Xonotic $g_xonoticversion Server";
+          description = lib.mdDoc ''
+            The name that will appear in the server list. `$g_xonoticversion`
+            gets replaced with the current version.
+          '';
+        };
+
+        options.sv_motd = lib.mkOption {
+          type = lib.types.singleLineStr;
+          default = "";
+          description = lib.mdDoc ''
+            Text displayed when players join the server.
+          '';
+        };
+
+        options.sv_termsofservice_url = lib.mkOption {
+          type = lib.types.singleLineStr;
+          default = "";
+          description = lib.mdDoc ''
+            URL for the Terms of Service for playing on your server.
+          '';
+        };
+
+        options.maxplayers = lib.mkOption {
+          type = lib.types.int;
+          default = 16;
+          description = lib.mdDoc ''
+            Number of player slots on the server, including spectators.
+          '';
+        };
+
+        options.net_address = lib.mkOption {
+          type = lib.types.singleLineStr;
+          default = "0.0.0.0";
+          description = lib.mdDoc ''
+            The address Xonotic will listen on.
+          '';
+        };
+
+        options.port = lib.mkOption {
+          type = lib.types.port;
+          default = 26000;
+          description = lib.mdDoc ''
+            The port Xonotic will listen on.
+          '';
+        };
+      };
+    };
+
+    # Still useful even though we're using RFC 42 settings because *some* keys
+    # can be repeated.
+    appendConfig = lib.mkOption {
+      type = with lib.types; nullOr lines;
+      default = null;
+      description = lib.mdDoc ''
+        Literal text to insert at the end of `server.cfg`.
+      '';
+    };
+
+    # Certain changes need to happen at the beginning of the file.
+    prependConfig = lib.mkOption {
+      type = with lib.types; nullOr lines;
+      default = null;
+      description = lib.mdDoc ''
+        Literal text to insert at the start of `server.cfg`.
+      '';
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    systemd.services.xonotic = {
+      description = "Xonotic server";
+      wantedBy = [ "multi-user.target" ];
+
+      environment = {
+        # Required or else it tries to write the lock file into the nix store
+        HOME = cfg.dataDir;
+      };
+
+      serviceConfig = {
+        DynamicUser = true;
+        User = "xonotic";
+        StateDirectory = "xonotic";
+        ExecStart = "${cfg.package}/bin/xonotic-dedicated";
+
+        # Symlink the configuration from the nix store to where Xonotic actually
+        # looks for it
+        ExecStartPre = [
+          "${pkgs.coreutils}/bin/mkdir -p ${cfg.dataDir}/.xonotic/data"
+          ''
+            ${pkgs.coreutils}/bin/ln -sf ${serverCfg} \
+              ${cfg.dataDir}/.xonotic/data/server.cfg
+          ''
+        ];
+
+        # Cargo-culted from search results about writing Xonotic systemd units
+        ExecReload = "${pkgs.util-linux}/bin/kill -HUP $MAINPID";
+
+        Restart = "on-failure";
+        RestartSec = 10;
+        StartLimitBurst = 5;
+      };
+    };
+
+    networking.firewall.allowedTCPPorts = lib.mkIf cfg.openFirewall [
+      cfg.settings.port
+    ];
+    networking.firewall.allowedUDPPorts = lib.mkIf cfg.openFirewall [
+      cfg.settings.port
+    ];
+  };
+
+  meta.maintainers = with lib.maintainers; [ CobaltCause ];
+}
diff --git a/nixos/modules/services/monitoring/prometheus/exporters.nix b/nixos/modules/services/monitoring/prometheus/exporters.nix
index 66aff30b5ed..1d06893bf1d 100644
--- a/nixos/modules/services/monitoring/prometheus/exporters.nix
+++ b/nixos/modules/services/monitoring/prometheus/exporters.nix
@@ -68,6 +68,7 @@ let
     "redis"
     "rspamd"
     "rtl_433"
+    "sabnzbd"
     "scaphandre"
     "script"
     "shelly"
diff --git a/nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix b/nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix
new file mode 100644
index 00000000000..41127749401
--- /dev/null
+++ b/nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix
@@ -0,0 +1,47 @@
+{ config, lib, pkgs, options }:
+
+let
+  inherit (lib) mkOption types;
+  cfg = config.services.prometheus.exporters.sabnzbd;
+in
+{
+  port = 9387;
+
+  extraOpts = {
+    servers = mkOption {
+      description = "List of sabnzbd servers to connect to.";
+      type = types.listOf (types.submodule {
+        options = {
+          baseUrl = mkOption {
+            type = types.str;
+            description = "Base URL of the sabnzbd server.";
+            example = "http://localhost:8080/sabnzbd";
+          };
+          apiKeyFile = mkOption {
+            type = types.str;
+            description = "File containing the API key.";
+            example = "/run/secrets/sabnzbd_apikey";
+          };
+        };
+      });
+    };
+  };
+
+  serviceOpts =
+    let
+      servers = lib.zipAttrs cfg.servers;
+      apiKeys = lib.concatStringsSep "," (builtins.map (file: "$(cat ${file})") servers.apiKeyFile);
+    in
+    {
+      environment = {
+        METRICS_PORT = toString cfg.port;
+        METRICS_ADDR = cfg.listenAddress;
+        SABNZBD_BASEURLS = lib.concatStringsSep "," servers.baseUrl;
+      };
+
+      script = ''
+        export SABNZBD_APIKEYS="${apiKeys}"
+        exec ${lib.getExe pkgs.prometheus-sabnzbd-exporter}
+      '';
+    };
+}
diff --git a/nixos/modules/services/networking/mtr-exporter.nix b/nixos/modules/services/networking/mtr-exporter.nix
index 43ebbbe96d0..af694c3e736 100644
--- a/nixos/modules/services/networking/mtr-exporter.nix
+++ b/nixos/modules/services/networking/mtr-exporter.nix
@@ -2,63 +2,114 @@
 
 let
   inherit (lib)
-    maintainers types mkEnableOption mkOption mkIf
-    literalExpression escapeShellArg escapeShellArgs;
+    maintainers types literalExpression
+    escapeShellArg escapeShellArgs
+    mkEnableOption mkOption mkRemovedOptionModule mkIf mdDoc
+    optionalString concatMapStrings concatStringsSep;
+
   cfg = config.services.mtr-exporter;
+
+  jobsConfig = pkgs.writeText "mtr-exporter.conf" (concatMapStrings (job: ''
+    ${job.name} -- ${job.schedule} -- ${concatStringsSep " " job.flags} ${job.address}
+  '') cfg.jobs);
 in {
+  imports = [
+    (mkRemovedOptionModule [ "services" "mtr-exporter" "target" ] "Use services.mtr-exporter.jobs instead.")
+    (mkRemovedOptionModule [ "services" "mtr-exporter" "mtrFlags" ] "Use services.mtr-exporter.jobs.<job>.flags instead.")
+  ];
+
   options = {
     services = {
       mtr-exporter = {
-        enable = mkEnableOption (lib.mdDoc "a Prometheus exporter for MTR");
+        enable = mkEnableOption (mdDoc "a Prometheus exporter for MTR");
 
-        target = mkOption {
+        address = mkOption {
           type = types.str;
-          example = "example.org";
-          description = lib.mdDoc "Target to check using MTR.";
-        };
-
-        interval = mkOption {
-          type = types.int;
-          default = 60;
-          description = lib.mdDoc "Interval between MTR checks in seconds.";
+          default = "127.0.0.1";
+          description = lib.mdDoc "Listen address for MTR exporter.";
         };
 
         port = mkOption {
           type = types.port;
           default = 8080;
-          description = lib.mdDoc "Listen port for MTR exporter.";
+          description = mdDoc "Listen port for MTR exporter.";
         };
 
-        address = mkOption {
-          type = types.str;
-          default = "127.0.0.1";
-          description = lib.mdDoc "Listen address for MTR exporter.";
+        extraFlags = mkOption {
+          type = types.listOf types.str;
+          default = [];
+          example = ["-flag.deprecatedMetrics"];
+          description = mdDoc ''
+            Extra command line options to pass to MTR exporter.
+          '';
         };
 
-        mtrFlags = mkOption {
-          type = with types; listOf str;
-          default = [];
-          example = ["-G1"];
-          description = lib.mdDoc "Additional flags to pass to MTR.";
+        package = mkOption {
+          type = types.package;
+          default = pkgs.mtr-exporter;
+          defaultText = literalExpression "pkgs.mtr-exporter";
+          description = mdDoc "The MTR exporter package to use.";
+        };
+
+        mtrPackage = mkOption {
+          type = types.package;
+          default = pkgs.mtr;
+          defaultText = literalExpression "pkgs.mtr";
+          description = mdDoc "The MTR package to use.";
+        };
+
+        jobs = mkOption {
+          description = mdDoc "List of MTR jobs. Will be added to /etc/mtr-exporter.conf";
+          type = types.nonEmptyListOf (types.submodule {
+            options = {
+              name = mkOption {
+                type = types.str;
+                description = mdDoc "Name of ICMP pinging job.";
+              };
+
+              address = mkOption {
+                type = types.str;
+                example = "host.example.org:1234";
+                description = mdDoc "Target address for MTR client.";
+              };
+
+              schedule = mkOption {
+                type = types.str;
+                default = "@every 60s";
+                example = "@hourly";
+                description = mdDoc "Schedule of MTR checks. Also accepts Cron format.";
+              };
+
+              flags = mkOption {
+                type = with types; listOf str;
+                default = [];
+                example = ["-G1"];
+                description = mdDoc "Additional flags to pass to MTR.";
+              };
+            };
+          });
         };
       };
     };
   };
 
   config = mkIf cfg.enable {
+    environment.etc."mtr-exporter.conf" = {
+      source = jobsConfig;
+    };
+
     systemd.services.mtr-exporter = {
-      script = ''
-        exec ${pkgs.mtr-exporter}/bin/mtr-exporter \
-          -mtr ${pkgs.mtr}/bin/mtr \
-          -schedule '@every ${toString cfg.interval}s' \
-          -bind ${escapeShellArg cfg.address}:${toString cfg.port} \
-          -- \
-          ${escapeShellArgs (cfg.mtrFlags ++ [ cfg.target ])}
-      '';
       wantedBy = [ "multi-user.target" ];
       requires = [ "network.target" ];
       after = [ "network.target" ];
       serviceConfig = {
+        ExecStart = ''
+          ${cfg.package}/bin/mtr-exporter \
+            -mtr '${cfg.mtrPackage}/bin/mtr' \
+            -bind ${escapeShellArg "${cfg.address}:${toString cfg.port}"} \
+            -jobs '${jobsConfig}' \
+            ${escapeShellArgs cfg.extraFlags}
+        '';
         Restart = "on-failure";
         # Hardening
         CapabilityBoundingSet = [ "" ];
diff --git a/nixos/modules/services/networking/ssh/sshd.nix b/nixos/modules/services/networking/ssh/sshd.nix
index 702423ef09c..bf2f5230c73 100644
--- a/nixos/modules/services/networking/ssh/sshd.nix
+++ b/nixos/modules/services/networking/ssh/sshd.nix
@@ -27,13 +27,11 @@ let
       mkValueString = mkValueStringSshd;
     } " ";});
 
-  configFile = settingsFormat.generate "config" cfg.settings;
-  sshconf = pkgs.runCommand "sshd.conf-validated" { nativeBuildInputs = [ validationPackage ]; } ''
+  configFile = settingsFormat.generate "sshd.conf-settings" cfg.settings;
+  sshconf = pkgs.runCommand "sshd.conf-final" { } ''
     cat ${configFile} - >$out <<EOL
     ${cfg.extraConfig}
     EOL
-
-    sshd -G -f $out
   '';
 
   cfg  = config.services.openssh;
@@ -576,6 +574,21 @@ in
         '')}
       '';
 
+    system.checks = [
+      (pkgs.runCommand "check-sshd-config"
+        {
+          nativeBuildInputs = [ validationPackage ];
+        } ''
+        ${concatMapStringsSep "\n"
+          (lport: "sshd -G -T -C lport=${toString lport} -f ${sshconf} > /dev/null")
+          cfg.ports}
+        ${concatMapStringsSep "\n"
+          (la: "sshd -G -T -C laddr=${la.addr},lport=${toString la.port} -f ${sshconf} > /dev/null")
+          cfg.listenAddresses}
+        touch $out
+      '')
+    ];
+
     assertions = [{ assertion = if cfg.settings.X11Forwarding then cfgc.setXAuthLocation else true;
                     message = "cannot enable X11 forwarding without setting xauth location";}
                   (let
diff --git a/nixos/modules/services/networking/wg-quick.nix b/nixos/modules/services/networking/wg-quick.nix
index 34210580f53..68e0e06d046 100644
--- a/nixos/modules/services/networking/wg-quick.nix
+++ b/nixos/modules/services/networking/wg-quick.nix
@@ -17,6 +17,8 @@ let
         type = with types; nullOr str;
         description = lib.mdDoc ''
           wg-quick .conf file, describing the interface.
+          Using this option can be a useful means of configuring WireGuard if
+          one has an existing .conf file.
           This overrides any other configuration interface configuration options.
           See wg-quick manpage for more details.
         '';
diff --git a/nixos/modules/services/security/usbguard.nix b/nixos/modules/services/security/usbguard.nix
index 9b158bb9d18..483bfe046df 100644
--- a/nixos/modules/services/security/usbguard.nix
+++ b/nixos/modules/services/security/usbguard.nix
@@ -7,10 +7,8 @@ let
   # valid policy options
   policy = (types.enum [ "allow" "block" "reject" "keep" "apply-policy" ]);
 
-  defaultRuleFile = "/var/lib/usbguard/rules.conf";
-
   # decide what file to use for rules
-  ruleFile = if cfg.rules != null then pkgs.writeText "usbguard-rules" cfg.rules else defaultRuleFile;
+  ruleFile = if cfg.rules != null then pkgs.writeText "usbguard-rules" cfg.rules else cfg.ruleFile;
 
   daemonConf = ''
     # generated by nixos/modules/services/security/usbguard.nix
@@ -51,6 +49,19 @@ in
         '';
       };
 
+      ruleFile = mkOption {
+        type = types.nullOr types.path;
+        default = /var/lib/usbguard/rules.conf;
+        example = /run/secrets/usbguard-rules;
+        description = lib.mdDoc ''
+          This tells the USBGuard daemon which file to load as policy rule set.
+
+          The file can be changed manually or via the IPC interface assuming it has the right file permissions.
+
+          For more details see {manpage}`usbguard-rules.conf(5)`.
+        '';
+
+      };
       rules = mkOption {
         type = types.nullOr types.lines;
         default = null;
@@ -63,8 +74,7 @@ in
           be changed by the IPC interface.
 
           If you do not set this option, the USBGuard daemon will load
-          it's policy rule set from `${defaultRuleFile}`.
-          This file can be changed manually or via the IPC interface.
+          it's policy rule set from the option configured in `services.usbguard.ruleFile`.
 
           Running `usbguard generate-policy` as root will
           generate a config for your currently plugged in devices.
@@ -248,7 +258,6 @@ in
       '';
   };
   imports = [
-    (mkRemovedOptionModule [ "services" "usbguard" "ruleFile" ] "The usbguard module now uses ${defaultRuleFile} as ruleFile. Alternatively, use services.usbguard.rules to configure rules.")
     (mkRemovedOptionModule [ "services" "usbguard" "IPCAccessControlFiles" ] "The usbguard module now hardcodes IPCAccessControlFiles to /var/lib/usbguard/IPCAccessControl.d.")
     (mkRemovedOptionModule [ "services" "usbguard" "auditFilePath" ] "Removed usbguard module audit log files. Audit logs can be found in the systemd journal.")
     (mkRenamedOptionModule [ "services" "usbguard" "implictPolicyTarget" ] [ "services" "usbguard" "implicitPolicyTarget" ])
diff --git a/nixos/modules/services/web-apps/wordpress.nix b/nixos/modules/services/web-apps/wordpress.nix
index d4c987da114..5d2e775d452 100644
--- a/nixos/modules/services/web-apps/wordpress.nix
+++ b/nixos/modules/services/web-apps/wordpress.nix
@@ -34,7 +34,7 @@ let
       # copy additional plugin(s), theme(s) and language(s)
       ${concatStringsSep "\n" (mapAttrsToList (name: theme: "cp -r ${theme} $out/share/wordpress/wp-content/themes/${name}") cfg.themes)}
       ${concatStringsSep "\n" (mapAttrsToList (name: plugin: "cp -r ${plugin} $out/share/wordpress/wp-content/plugins/${name}") cfg.plugins)}
-      ${concatMapStringsSep "\n" (language: "cp -r ${language} $out/share/wordpress/wp-content/languages/") cfg.languages}
+      ${concatMapStringsSep "\n" (language: "cp -r ${language}/* $out/share/wordpress/wp-content/languages/") cfg.languages}
     '';
   };
 
diff --git a/nixos/modules/services/web-servers/garage.nix b/nixos/modules/services/web-servers/garage.nix
index 8b5734b5a2c..80fb24fe2c5 100644
--- a/nixos/modules/services/web-servers/garage.nix
+++ b/nixos/modules/services/web-servers/garage.nix
@@ -23,6 +23,12 @@ in
       example = { RUST_BACKTRACE="yes"; };
     };
 
+    environmentFile = mkOption {
+      type = types.nullOr types.path;
+      description = lib.mdDoc "File containing environment variables to be passed to the Garage server.";
+      default = null;
+    };
+
     logLevel = mkOption {
       type = types.enum (["info" "debug" "trace"]);
       default = "info";
@@ -80,7 +86,7 @@ in
       after = [ "network.target" "network-online.target" ];
       wants = [ "network.target" "network-online.target" ];
       wantedBy = [ "multi-user.target" ];
-      restartTriggers = [ configFile ];
+      restartTriggers = [ configFile ] ++ (lib.optional (cfg.environmentFile != null) cfg.environmentFile);
       serviceConfig = {
         ExecStart = "${cfg.package}/bin/garage server";
 
@@ -88,6 +94,7 @@ in
         DynamicUser = lib.mkDefault true;
         ProtectHome = true;
         NoNewPrivileges = true;
+        EnvironmentFile = lib.optional (cfg.environmentFile != null) cfg.environmentFile;
       };
       environment = {
         RUST_LOG = lib.mkDefault "garage=${cfg.logLevel}";
diff --git a/nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.sh b/nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.sh
index 84a0a93ded1..1a0da005029 100644
--- a/nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.sh
+++ b/nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.sh
@@ -70,33 +70,13 @@ copyToKernelsDir() {
 addEntry() {
     local path=$(readlink -f "$1")
     local tag="$2" # Generation number or 'default'
-    local current="$3" # whether this is the current/latest generation
 
     if ! test -e $path/kernel -a -e $path/initrd; then
         return
     fi
 
-    if test -e "$path/append-initrd-secrets"; then
-        local initrd="$target/nixos/$(basename "$path")-initramfs-with-secrets"
-        cp $(readlink -f "$path/initrd") "$initrd"
-        chmod 600 "${initrd}"
-        chown 0:0 "${initrd}"
-        filesCopied[$initrd]=1
-
-        "$path/append-initrd-secrets" "$initrd" || if test "${current}" = "1"; then
-            echo "failed to create initrd secrets for the current generation." >&2
-            echo "are your \`boot.initrd.secrets\` still in place?" >&2
-            exit 1
-        else
-            echo "warning: failed to create initrd secrets for \"$path\", an older generation" >&2
-            echo "note: this is normal after having removed or renamed a file in \`boot.initrd.secrets\`" >&2
-        fi
-    else
-        copyToKernelsDir "$path/initrd"; initrd=$result
-    fi
-
     copyToKernelsDir "$path/kernel"; kernel=$result
-
+    copyToKernelsDir "$path/initrd"; initrd=$result
     dtbDir=$(readlink -m "$path/dtbs")
     if [ -e "$dtbDir" ]; then
         copyToKernelsDir "$dtbDir"; dtbs=$result
@@ -150,20 +130,18 @@ MENU TITLE ------------------------------------------------------------
 TIMEOUT $timeout
 EOF
 
-addEntry $default default 1 >> $tmpFile
+addEntry $default default >> $tmpFile
 
 if [ "$numGenerations" -gt 0 ]; then
     # Add up to $numGenerations generations of the system profile to the menu,
     # in reverse (most recent to least recent) order.
-    current=1
     for generation in $(
             (cd /nix/var/nix/profiles && ls -d system-*-link) \
             | sed 's/system-\([0-9]\+\)-link/\1/' \
             | sort -n -r \
             | head -n $numGenerations); do
         link=/nix/var/nix/profiles/system-$generation-link
-        addEntry $link $generation $current
-        current=0
+        addEntry $link $generation
     done >> $tmpFile
 fi
 
diff --git a/nixos/modules/system/boot/loader/raspberrypi/raspberrypi.nix b/nixos/modules/system/boot/loader/raspberrypi/raspberrypi.nix
index c64ef092667..9c9bee93de8 100644
--- a/nixos/modules/system/boot/loader/raspberrypi/raspberrypi.nix
+++ b/nixos/modules/system/boot/loader/raspberrypi/raspberrypi.nix
@@ -142,7 +142,6 @@ in
         assertion = !pkgs.stdenv.hostPlatform.isAarch64 || cfg.version >= 3;
         message = "Only Raspberry Pi >= 3 supports aarch64.";
       };
-      boot.loader.supportsInitrdSecrets = cfg.uboot.enable;
 
       system.build.installBootLoader = builder;
       system.boot.loader.id = "raspberrypi";
diff --git a/nixos/modules/system/boot/stage-1.nix b/nixos/modules/system/boot/stage-1.nix
index 1cf58dbe9f1..a3551f68dbe 100644
--- a/nixos/modules/system/boot/stage-1.nix
+++ b/nixos/modules/system/boot/stage-1.nix
@@ -610,13 +610,6 @@ in
             path the secret should have inside the initrd, the value
             is the path it should be copied from (or null for the same
             path inside and out).
-
-            The loader `generic-extlinux-compatible` supports this. Because
-            it is not well know how different implementations react to
-            concatenated cpio archives, this is disabled by default. It can be
-            enabled by setting {option}`boot.loader.supportsInitrdSecrets`
-            to true. If this works for you, please report your findings at
-            https://github.com/NixOS/nixpkgs/issues/247145 .
           '';
         example = literalExpression
           ''
diff --git a/nixos/modules/tasks/network-interfaces-systemd.nix b/nixos/modules/tasks/network-interfaces-systemd.nix
index dfa883a2c33..679567cbb73 100644
--- a/nixos/modules/tasks/network-interfaces-systemd.nix
+++ b/nixos/modules/tasks/network-interfaces-systemd.nix
@@ -173,6 +173,33 @@ let
     }];
   }));
 
+  bridgeNetworks = mkMerge (flip mapAttrsToList cfg.bridges (name: bridge: {
+    netdevs."40-${name}" = {
+      netdevConfig = {
+        Name = name;
+        Kind = "bridge";
+      };
+    };
+    networks = listToAttrs (forEach bridge.interfaces (bi:
+      nameValuePair "40-${bi}" (mkMerge [ (genericNetwork (mkOverride 999)) {
+        DHCP = mkOverride 0 (dhcpStr false);
+        networkConfig.Bridge = name;
+      } ])));
+  }));
+
+  vlanNetworks = mkMerge (flip mapAttrsToList cfg.vlans (name: vlan: {
+    netdevs."40-${name}" = {
+      netdevConfig = {
+        Name = name;
+        Kind = "vlan";
+      };
+      vlanConfig.Id = vlan.id;
+    };
+    networks."40-${vlan.interface}" = (mkMerge [ (genericNetwork (mkOverride 999)) {
+      vlan = [ name ];
+    } ]);
+  }));
+
 in
 
 {
@@ -182,7 +209,15 @@ in
     # Note this is if initrd.network.enable, not if
     # initrd.systemd.network.enable. By setting the latter and not the
     # former, the user retains full control over the configuration.
-    boot.initrd.systemd.network = mkMerge [(genericDhcpNetworks true) interfaceNetworks];
+    boot.initrd.systemd.network = mkMerge [
+      (genericDhcpNetworks true)
+      interfaceNetworks
+      bridgeNetworks
+      vlanNetworks
+    ];
+    boot.initrd.availableKernelModules =
+      optional (cfg.bridges != {}) "bridge" ++
+      optional (cfg.vlans != {}) "8021q";
   })
 
   (mkIf cfg.useNetworkd {
@@ -212,19 +247,7 @@ in
       }
       (genericDhcpNetworks false)
       interfaceNetworks
-      (mkMerge (flip mapAttrsToList cfg.bridges (name: bridge: {
-        netdevs."40-${name}" = {
-          netdevConfig = {
-            Name = name;
-            Kind = "bridge";
-          };
-        };
-        networks = listToAttrs (forEach bridge.interfaces (bi:
-          nameValuePair "40-${bi}" (mkMerge [ (genericNetwork (mkOverride 999)) {
-            DHCP = mkOverride 0 (dhcpStr false);
-            networkConfig.Bridge = name;
-          } ])));
-      })))
+      bridgeNetworks
       (mkMerge (flip mapAttrsToList cfg.bonds (name: bond: {
         netdevs."40-${name}" = {
           netdevConfig = {
@@ -377,18 +400,7 @@ in
           } ]);
         };
       })))
-      (mkMerge (flip mapAttrsToList cfg.vlans (name: vlan: {
-        netdevs."40-${name}" = {
-          netdevConfig = {
-            Name = name;
-            Kind = "vlan";
-          };
-          vlanConfig.Id = vlan.id;
-        };
-        networks."40-${vlan.interface}" = (mkMerge [ (genericNetwork (mkOverride 999)) {
-          vlan = [ name ];
-        } ]);
-      })))
+      vlanNetworks
     ];
 
     # We need to prefill the slaved devices with networking options