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-rw-r--r--nixos/modules/config/mysql.nix4
-rw-r--r--nixos/modules/config/nix-channel.nix11
-rw-r--r--nixos/modules/security/duosec.nix15
-rw-r--r--nixos/modules/security/wrappers/default.nix57
-rw-r--r--nixos/modules/services/mail/mlmmj.nix17
-rw-r--r--nixos/modules/services/monitoring/ups.nix8
-rw-r--r--nixos/modules/services/networking/iscsi/initiator.nix36
-rw-r--r--nixos/modules/services/networking/spiped.nix5
-rw-r--r--nixos/modules/services/networking/strongswan-swanctl/module.nix30
-rw-r--r--nixos/modules/services/system/nix-daemon.nix5
-rw-r--r--nixos/modules/services/web-apps/mattermost.nix6
-rw-r--r--nixos/modules/services/web-servers/stargazer.nix8
-rw-r--r--nixos/modules/system/activation/activation-script.nix48
-rw-r--r--nixos/modules/system/boot/binfmt.nix51
-rw-r--r--nixos/modules/system/boot/timesyncd.nix45
-rw-r--r--nixos/modules/tasks/network-interfaces.nix18
16 files changed, 169 insertions, 195 deletions
diff --git a/nixos/modules/config/mysql.nix b/nixos/modules/config/mysql.nix
index 2f13c56f2ae59..95c9ba76663ea 100644
--- a/nixos/modules/config/mysql.nix
+++ b/nixos/modules/config/mysql.nix
@@ -429,11 +429,11 @@ in
       '';
     };
 
-    # Activation script to append the password from the password file
+    # preStart script to append the password from the password file
     # to the configuration files. It also fixes the owner of the
     # libnss-mysql-root.cfg because it is changed to root after the
     # password is appended.
-    system.activationScripts.mysql-auth-passwords = ''
+    systemd.services.mysql.preStart = ''
       if [[ -r ${cfg.passwordFile} ]]; then
         org_umask=$(umask)
         umask 0077
diff --git a/nixos/modules/config/nix-channel.nix b/nixos/modules/config/nix-channel.nix
index 3f8e088ede929..4abc846b08586 100644
--- a/nixos/modules/config/nix-channel.nix
+++ b/nixos/modules/config/nix-channel.nix
@@ -97,12 +97,9 @@ in
 
     nix.settings.nix-path = mkIf (! cfg.channel.enable) (mkDefault "");
 
-    system.activationScripts.nix-channel = mkIf cfg.channel.enable
-      (stringAfter [ "etc" "users" ] ''
-        # Subscribe the root user to the NixOS channel by default.
-        if [ ! -e "/root/.nix-channels" ]; then
-            echo "${config.system.defaultChannel} nixos" > "/root/.nix-channels"
-        fi
-      '');
+    systemd.tmpfiles.rules = lib.mkIf cfg.channel.enable [
+      "f /root/.nix-channels -"
+      ''w "/root/.nix-channels" - - - - "${config.system.defaultChannel} nixos\n"''
+    ];
   };
 }
diff --git a/nixos/modules/security/duosec.nix b/nixos/modules/security/duosec.nix
index 02b11766b3c09..2a855a77e3a39 100644
--- a/nixos/modules/security/duosec.nix
+++ b/nixos/modules/security/duosec.nix
@@ -193,8 +193,11 @@ in
         source = "${pkgs.duo-unix.out}/bin/login_duo";
       };
 
-    system.activationScripts = {
-      login_duo = mkIf cfg.ssh.enable ''
+    systemd.services.login-duo = lib.mkIf cfg.ssh.enable {
+      wantedBy = [ "sysinit.target" ];
+      before = [ "sysinit.target" ];
+      unitConfig.DefaultDependencies = false;
+      script = ''
         if test -f "${cfg.secretKeyFile}"; then
           mkdir -m 0755 -p /etc/duo
 
@@ -209,7 +212,13 @@ in
           mv -fT "$conf" /etc/duo/login_duo.conf
         fi
       '';
-      pam_duo = mkIf cfg.pam.enable ''
+    };
+
+    systemd.services.pam-duo = lib.mkIf cfg.ssh.enable {
+      wantedBy = [ "sysinit.target" ];
+      before = [ "sysinit.target" ];
+      unitConfig.DefaultDependencies = false;
+      script = ''
         if test -f "${cfg.secretKeyFile}"; then
           mkdir -m 0755 -p /etc/duo
 
diff --git a/nixos/modules/security/wrappers/default.nix b/nixos/modules/security/wrappers/default.nix
index a8bb0650b11af..250f9775be14d 100644
--- a/nixos/modules/security/wrappers/default.nix
+++ b/nixos/modules/security/wrappers/default.nix
@@ -275,33 +275,38 @@ in
       mrpx ${wrap.source},
     '') wrappers;
 
-    ###### wrappers activation script
-    system.activationScripts.wrappers =
-      lib.stringAfter [ "specialfs" "users" ]
-        ''
-          chmod 755 "${parentWrapperDir}"
-
-          # We want to place the tmpdirs for the wrappers to the parent dir.
-          wrapperDir=$(mktemp --directory --tmpdir="${parentWrapperDir}" wrappers.XXXXXXXXXX)
-          chmod a+rx "$wrapperDir"
-
-          ${lib.concatStringsSep "\n" mkWrappedPrograms}
-
-          if [ -L ${wrapperDir} ]; then
-            # Atomically replace the symlink
-            # See https://axialcorps.com/2013/07/03/atomically-replacing-files-and-directories/
-            old=$(readlink -f ${wrapperDir})
-            if [ -e "${wrapperDir}-tmp" ]; then
-              rm --force --recursive "${wrapperDir}-tmp"
-            fi
-            ln --symbolic --force --no-dereference "$wrapperDir" "${wrapperDir}-tmp"
-            mv --no-target-directory "${wrapperDir}-tmp" "${wrapperDir}"
-            rm --force --recursive "$old"
-          else
-            # For initial setup
-            ln --symbolic "$wrapperDir" "${wrapperDir}"
+    systemd.services.suid-sgid-wrappers = {
+      description = "Create SUID/SGID Wrappers";
+      wantedBy = [ "sysinit.target" ];
+      before = [ "sysinit.target" ];
+      unitConfig.DefaultDependencies = false;
+      unitConfig.RequiresMountsFor = [ "/nix/store" "/run/wrappers" ];
+      serviceConfig.Type = "oneshot";
+      script = ''
+        chmod 755 "${parentWrapperDir}"
+
+        # We want to place the tmpdirs for the wrappers to the parent dir.
+        wrapperDir=$(mktemp --directory --tmpdir="${parentWrapperDir}" wrappers.XXXXXXXXXX)
+        chmod a+rx "$wrapperDir"
+
+        ${lib.concatStringsSep "\n" mkWrappedPrograms}
+
+        if [ -L ${wrapperDir} ]; then
+          # Atomically replace the symlink
+          # See https://axialcorps.com/2013/07/03/atomically-replacing-files-and-directories/
+          old=$(readlink -f ${wrapperDir})
+          if [ -e "${wrapperDir}-tmp" ]; then
+            rm --force --recursive "${wrapperDir}-tmp"
           fi
-        '';
+          ln --symbolic --force --no-dereference "$wrapperDir" "${wrapperDir}-tmp"
+          mv --no-target-directory "${wrapperDir}-tmp" "${wrapperDir}"
+          rm --force --recursive "$old"
+        else
+          # For initial setup
+          ln --symbolic "$wrapperDir" "${wrapperDir}"
+        fi
+      '';
+    };
 
     ###### wrappers consistency checks
     system.checks = lib.singleton (pkgs.runCommandLocal
diff --git a/nixos/modules/services/mail/mlmmj.nix b/nixos/modules/services/mail/mlmmj.nix
index 642f8b20fe355..3f07fabcf1771 100644
--- a/nixos/modules/services/mail/mlmmj.nix
+++ b/nixos/modules/services/mail/mlmmj.nix
@@ -143,13 +143,11 @@ in
 
     environment.systemPackages = [ pkgs.mlmmj ];
 
-    system.activationScripts.mlmmj = ''
-          ${pkgs.coreutils}/bin/mkdir -p ${stateDir} ${spoolDir}/${cfg.listDomain}
-          ${pkgs.coreutils}/bin/chown -R ${cfg.user}:${cfg.group} ${spoolDir}
-          ${concatMapLines (createList cfg.listDomain) cfg.mailLists}
-          ${pkgs.postfix}/bin/postmap /etc/postfix/virtual
-          ${pkgs.postfix}/bin/postmap /etc/postfix/transport
-      '';
+    systemd.tmpfiles.rules = [
+      ''d "${stateDir}" -''
+      ''d "${spoolDir}/${cfg.listDomain}" -''
+      ''Z "${spoolDir}" - "${cfg.user}" "${cfg.group}" -''
+    ];
 
     systemd.services.mlmmj-maintd = {
       description = "mlmmj maintenance daemon";
@@ -158,6 +156,11 @@ in
         Group = cfg.group;
         ExecStart = "${pkgs.mlmmj}/bin/mlmmj-maintd -F -d ${spoolDir}/${cfg.listDomain}";
       };
+      preStart = ''
+        ${concatMapLines (createList cfg.listDomain) cfg.mailLists}
+        ${pkgs.postfix}/bin/postmap /etc/postfix/virtual
+        ${pkgs.postfix}/bin/postmap /etc/postfix/transport
+      '';
     };
 
     systemd.timers.mlmmj-maintd = {
diff --git a/nixos/modules/services/monitoring/ups.nix b/nixos/modules/services/monitoring/ups.nix
index bb11b6a1c1d01..efef2d777acd8 100644
--- a/nixos/modules/services/monitoring/ups.nix
+++ b/nixos/modules/services/monitoring/ups.nix
@@ -239,11 +239,9 @@ in
 
     power.ups.schedulerRules = mkDefault "${pkgs.nut}/etc/upssched.conf.sample";
 
-    system.activationScripts.upsSetup = stringAfter [ "users" "groups" ]
-      ''
-        # Used to store pid files of drivers.
-        mkdir -p /var/state/ups
-      '';
+    systemd.tmpfiles.rules = [
+      "d /var/state/ups -"
+    ];
 
 
 /*
diff --git a/nixos/modules/services/networking/iscsi/initiator.nix b/nixos/modules/services/networking/iscsi/initiator.nix
index 9c71a988f29cc..6c30f89b7968a 100644
--- a/nixos/modules/services/networking/iscsi/initiator.nix
+++ b/nixos/modules/services/networking/iscsi/initiator.nix
@@ -52,25 +52,27 @@ in
     '';
     environment.etc."iscsi/initiatorname.iscsi".text = "InitiatorName=${cfg.name}";
 
-    system.activationScripts.iscsid = let
-      extraCfgDumper = optionalString (cfg.extraConfigFile != null) ''
-        if [ -f "${cfg.extraConfigFile}" ]; then
-          printf "\n# The following is from ${cfg.extraConfigFile}:\n"
-          cat "${cfg.extraConfigFile}"
-        else
-          echo "Warning: services.openiscsi.extraConfigFile ${cfg.extraConfigFile} does not exist!" >&2
-        fi
-      '';
-    in ''
-      (
-        cat ${config.environment.etc."iscsi/iscsid.conf.fragment".source}
-        ${extraCfgDumper}
-      ) > /etc/iscsi/iscsid.conf
-    '';
-
     systemd.packages = [ cfg.package ];
 
-    systemd.services."iscsid".wantedBy = [ "multi-user.target" ];
+    systemd.services."iscsid" = {
+      wantedBy = [ "multi-user.target" ];
+      preStart =
+        let
+          extraCfgDumper = optionalString (cfg.extraConfigFile != null) ''
+            if [ -f "${cfg.extraConfigFile}" ]; then
+              printf "\n# The following is from ${cfg.extraConfigFile}:\n"
+              cat "${cfg.extraConfigFile}"
+            else
+              echo "Warning: services.openiscsi.extraConfigFile ${cfg.extraConfigFile} does not exist!" >&2
+            fi
+          '';
+        in ''
+          (
+            cat ${config.environment.etc."iscsi/iscsid.conf.fragment".source}
+            ${extraCfgDumper}
+          ) > /etc/iscsi/iscsid.conf
+        '';
+    };
     systemd.sockets."iscsid".wantedBy = [ "sockets.target" ];
 
     systemd.services."iscsi" = mkIf cfg.enableAutoLoginOut {
diff --git a/nixos/modules/services/networking/spiped.nix b/nixos/modules/services/networking/spiped.nix
index 3e01ace54ad17..547317dbcbe2a 100644
--- a/nixos/modules/services/networking/spiped.nix
+++ b/nixos/modules/services/networking/spiped.nix
@@ -197,8 +197,9 @@ in
       script = "exec ${pkgs.spiped}/bin/spiped -F `cat /etc/spiped/$1.spec`";
     };
 
-    system.activationScripts.spiped = optionalString (cfg.config != {})
-      "mkdir -p /var/lib/spiped";
+    systemd.tmpfiles.rules = lib.mkIf (cfg.config != { }) [
+      "d /var/lib/spiped -"
+    ];
 
     # Setup spiped config files
     environment.etc = mapAttrs' (name: cfg: nameValuePair "spiped/${name}.spec"
diff --git a/nixos/modules/services/networking/strongswan-swanctl/module.nix b/nixos/modules/services/networking/strongswan-swanctl/module.nix
index c51e8ad9f5fc9..bfea89969728f 100644
--- a/nixos/modules/services/networking/strongswan-swanctl/module.nix
+++ b/nixos/modules/services/networking/strongswan-swanctl/module.nix
@@ -43,21 +43,21 @@ in  {
 
     # The swanctl command complains when the following directories don't exist:
     # See: https://wiki.strongswan.org/projects/strongswan/wiki/Swanctldirectory
-    system.activationScripts.strongswan-swanctl-etc = stringAfter ["etc"] ''
-      mkdir -p '/etc/swanctl/x509'     # Trusted X.509 end entity certificates
-      mkdir -p '/etc/swanctl/x509ca'   # Trusted X.509 Certificate Authority certificates
-      mkdir -p '/etc/swanctl/x509ocsp'
-      mkdir -p '/etc/swanctl/x509aa'   # Trusted X.509 Attribute Authority certificates
-      mkdir -p '/etc/swanctl/x509ac'   # Attribute Certificates
-      mkdir -p '/etc/swanctl/x509crl'  # Certificate Revocation Lists
-      mkdir -p '/etc/swanctl/pubkey'   # Raw public keys
-      mkdir -p '/etc/swanctl/private'  # Private keys in any format
-      mkdir -p '/etc/swanctl/rsa'      # PKCS#1 encoded RSA private keys
-      mkdir -p '/etc/swanctl/ecdsa'    # Plain ECDSA private keys
-      mkdir -p '/etc/swanctl/bliss'
-      mkdir -p '/etc/swanctl/pkcs8'    # PKCS#8 encoded private keys of any type
-      mkdir -p '/etc/swanctl/pkcs12'   # PKCS#12 containers
-    '';
+    systemd.tmpfiles.rules = [
+      "d /etc/swanctl/x509 -"     # Trusted X.509 end entity certificates
+      "d /etc/swanctl/x509ca -"   # Trusted X.509 Certificate Authority certificates
+      "d /etc/swanctl/x509ocsp -"
+      "d /etc/swanctl/x509aa -"   # Trusted X.509 Attribute Authority certificates
+      "d /etc/swanctl/x509ac -"   # Attribute Certificates
+      "d /etc/swanctl/x509crl -"  # Certificate Revocation Lists
+      "d /etc/swanctl/pubkey -"   # Raw public keys
+      "d /etc/swanctl/private -"  # Private keys in any format
+      "d /etc/swanctl/rsa -"      # PKCS#1 encoded RSA private keys
+      "d /etc/swanctl/ecdsa -"    # Plain ECDSA private keys
+      "d /etc/swanctl/bliss -"
+      "d /etc/swanctl/pkcs8 -"    # PKCS#8 encoded private keys of any type
+      "d /etc/swanctl/pkcs12 -"   # PKCS#12 containers
+    ];
 
     systemd.services.strongswan-swanctl = {
       description = "strongSwan IPsec IKEv1/IKEv2 daemon using swanctl";
diff --git a/nixos/modules/services/system/nix-daemon.nix b/nixos/modules/services/system/nix-daemon.nix
index c9df20196dbd9..ce255cd8d0a46 100644
--- a/nixos/modules/services/system/nix-daemon.nix
+++ b/nixos/modules/services/system/nix-daemon.nix
@@ -249,11 +249,6 @@ in
 
     services.xserver.displayManager.hiddenUsers = attrNames nixbldUsers;
 
-    system.activationScripts.nix = stringAfter [ "etc" "users" ]
-      ''
-        install -m 0755 -d /nix/var/nix/{gcroots,profiles}/per-user
-      '';
-
     # Legacy configuration conversion.
     nix.settings = mkMerge [
       (mkIf (isNixAtLeast "2.3pre") { sandbox-fallback = false; })
diff --git a/nixos/modules/services/web-apps/mattermost.nix b/nixos/modules/services/web-apps/mattermost.nix
index 66e5f1695a155..24f3b33318456 100644
--- a/nixos/modules/services/web-apps/mattermost.nix
+++ b/nixos/modules/services/web-apps/mattermost.nix
@@ -287,9 +287,9 @@ in
 
       # The systemd service will fail to execute the preStart hook
       # if the WorkingDirectory does not exist
-      system.activationScripts.mattermost = ''
-        mkdir -p "${cfg.statePath}"
-      '';
+      systemd.tmpfiles.rules = [
+        ''d "${cfg.statePath}" -''
+      ];
 
       systemd.services.mattermost = {
         description = "Mattermost chat service";
diff --git a/nixos/modules/services/web-servers/stargazer.nix b/nixos/modules/services/web-servers/stargazer.nix
index f0c3cf8787ebb..18f57363137cf 100644
--- a/nixos/modules/services/web-servers/stargazer.nix
+++ b/nixos/modules/services/web-servers/stargazer.nix
@@ -204,11 +204,9 @@ in
     };
 
     # Create default cert store
-    system.activationScripts.makeStargazerCertDir =
-      lib.optionalAttrs (cfg.store == /var/lib/gemini/certs) ''
-        mkdir -p /var/lib/gemini/certs
-        chown -R ${cfg.user}:${cfg.group} /var/lib/gemini/certs
-      '';
+    systemd.tmpfiles.rules = lib.mkIf (cfg.store == /var/lib/gemini/certs) [
+      ''d /var/lib/gemini/certs - "${cfg.user}" "${cfg.group}" -''
+    ];
 
     users.users = lib.optionalAttrs (cfg.user == "stargazer") {
       stargazer = {
diff --git a/nixos/modules/system/activation/activation-script.nix b/nixos/modules/system/activation/activation-script.nix
index c8407dd6779a3..95b0c7bbd6817 100644
--- a/nixos/modules/system/activation/activation-script.nix
+++ b/nixos/modules/system/activation/activation-script.nix
@@ -55,10 +55,6 @@ let
       # used as a garbage collection root.
       ln -sfn "$(readlink -f "$systemConfig")" /run/current-system
 
-      # Prevent the current configuration from being garbage-collected.
-      mkdir -p /nix/var/nix/gcroots
-      ln -sfn /run/current-system /nix/var/nix/gcroots/current-system
-
       exit $_status
     '';
 
@@ -233,23 +229,16 @@ in
   config = {
 
     system.activationScripts.stdio = ""; # obsolete
+    system.activationScripts.var = ""; # obsolete
+    system.activationScripts.specialfs = ""; # obsolete
 
-    system.activationScripts.var =
-      ''
-        # Various log/runtime directories.
-
-        mkdir -p /var/tmp
-        chmod 1777 /var/tmp
-
-        # Empty, immutable home directory of many system accounts.
-        mkdir -p /var/empty
-        # Make sure it's really empty
-        ${pkgs.e2fsprogs}/bin/chattr -f -i /var/empty || true
-        find /var/empty -mindepth 1 -delete
-        chmod 0555 /var/empty
-        chown root:root /var/empty
-        ${pkgs.e2fsprogs}/bin/chattr -f +i /var/empty || true
-      '';
+    systemd.tmpfiles.rules = [
+      # Prevent the current configuration from being garbage-collected.
+      "d /nix/var/nix/gcroots -"
+      "L+ /nix/var/nix/gcroots/current-system - - - - /run/current-system"
+      "D /var/empty 0555 root root -"
+      "h /var/empty - - - - +i"
+    ];
 
     system.activationScripts.usrbinenv = if config.environment.usrbinenv != null
       then ''
@@ -263,25 +252,6 @@ in
         rmdir --ignore-fail-on-non-empty /usr/bin /usr
       '';
 
-    system.activationScripts.specialfs =
-      ''
-        specialMount() {
-          local device="$1"
-          local mountPoint="$2"
-          local options="$3"
-          local fsType="$4"
-
-          if mountpoint -q "$mountPoint"; then
-            local options="remount,$options"
-          else
-            mkdir -p "$mountPoint"
-            chmod 0755 "$mountPoint"
-          fi
-          mount -t "$fsType" -o "$options" "$device" "$mountPoint"
-        }
-        source ${config.system.build.earlyMountScript}
-      '';
-
     systemd.user = {
       services.nixos-activation = {
         description = "Run user-specific NixOS activation";
diff --git a/nixos/modules/system/boot/binfmt.nix b/nixos/modules/system/boot/binfmt.nix
index 8c9483f01c102..d16152ab9dec5 100644
--- a/nixos/modules/system/boot/binfmt.nix
+++ b/nixos/modules/system/boot/binfmt.nix
@@ -20,17 +20,13 @@ let
                  optionalString fixBinary "F";
   in ":${name}:${type}:${offset'}:${magicOrExtension}:${mask'}:${interpreter}:${flags}";
 
-  activationSnippet = name: { interpreter, wrapInterpreterInShell, ... }: if wrapInterpreterInShell then ''
-    rm -f /run/binfmt/${name}
-    cat > /run/binfmt/${name} << 'EOF'
-    #!${pkgs.bash}/bin/sh
-    exec -- ${interpreter} "$@"
-    EOF
-    chmod +x /run/binfmt/${name}
-  '' else ''
-    rm -f /run/binfmt/${name}
-    ln -s ${interpreter} /run/binfmt/${name}
-  '';
+  mkInterpreter = name: { interpreter, wrapInterpreterInShell, ... }:
+    if wrapInterpreterInShell
+    then pkgs.writeShellScript "${name}-interpreter" ''
+           #!${pkgs.bash}/bin/sh
+           exec -- ${interpreter} "$@"
+         ''
+    else interpreter;
 
   getEmulator = system: (lib.systems.elaborate { inherit system; }).emulator pkgs;
   getQemuArch = system: (lib.systems.elaborate { inherit system; }).qemuArch;
@@ -318,18 +314,25 @@ in {
 
     environment.etc."binfmt.d/nixos.conf".source = builtins.toFile "binfmt_nixos.conf"
       (lib.concatStringsSep "\n" (lib.mapAttrsToList makeBinfmtLine config.boot.binfmt.registrations));
-    system.activationScripts.binfmt = stringAfter [ "specialfs" ] ''
-      mkdir -p /run/binfmt
-      chmod 0755 /run/binfmt
-      ${lib.concatStringsSep "\n" (lib.mapAttrsToList activationSnippet config.boot.binfmt.registrations)}
-    '';
-    systemd = lib.mkIf (config.boot.binfmt.registrations != {}) {
-      additionalUpstreamSystemUnits = [
-        "proc-sys-fs-binfmt_misc.automount"
-        "proc-sys-fs-binfmt_misc.mount"
-        "systemd-binfmt.service"
-      ];
-      services.systemd-binfmt.restartTriggers = [ (builtins.toJSON config.boot.binfmt.registrations) ];
-    };
+
+    systemd = lib.mkMerge [
+      ({ tmpfiles.rules = [
+          "d /run/binfmt 0755 -"
+        ] ++ lib.mapAttrsToList
+          (name: interpreter:
+            "L+ /run/binfmt/${name} - - - - ${interpreter}"
+          )
+          (lib.mapAttrs mkInterpreter config.boot.binfmt.registrations);
+      })
+
+      (lib.mkIf (config.boot.binfmt.registrations != {}) {
+        additionalUpstreamSystemUnits = [
+          "proc-sys-fs-binfmt_misc.automount"
+          "proc-sys-fs-binfmt_misc.mount"
+          "systemd-binfmt.service"
+        ];
+        services.systemd-binfmt.restartTriggers = [ (builtins.toJSON config.boot.binfmt.registrations) ];
+      })
+    ];
   };
 }
diff --git a/nixos/modules/system/boot/timesyncd.nix b/nixos/modules/system/boot/timesyncd.nix
index a6604802c38ca..7487cf97fe531 100644
--- a/nixos/modules/system/boot/timesyncd.nix
+++ b/nixos/modules/system/boot/timesyncd.nix
@@ -46,6 +46,28 @@ with lib;
       wantedBy = [ "sysinit.target" ];
       aliases = [ "dbus-org.freedesktop.timesync1.service" ];
       restartTriggers = [ config.environment.etc."systemd/timesyncd.conf".source ];
+
+      preStart = (
+        # Ensure that we have some stored time to prevent
+        # systemd-timesyncd to resort back to the fallback time.  If
+        # the file doesn't exist we assume that our current system
+        # clock is good enough to provide an initial value.
+        ''
+          if ! [ -f /var/lib/systemd/timesync/clock ]; then
+            test -d /var/lib/systemd/timesync || mkdir -p /var/lib/systemd/timesync
+            touch /var/lib/systemd/timesync/clock
+          fi
+        '' +
+        # workaround an issue of systemd-timesyncd not starting due to upstream systemd reverting their dynamic users changes
+        #  - https://github.com/NixOS/nixpkgs/pull/61321#issuecomment-492423742
+        #  - https://github.com/systemd/systemd/issues/12131
+        (lib.optionalString (versionOlder config.system.stateVersion "19.09") ''
+          if [ -L /var/lib/systemd/timesync ]; then
+            rm /var/lib/systemd/timesync
+            mv /var/lib/private/systemd/timesync /var/lib/systemd/timesync
+          fi
+        '')
+      );
     };
 
     environment.etc."systemd/timesyncd.conf".text = ''
@@ -59,28 +81,5 @@ with lib;
       group = "systemd-timesync";
     };
     users.groups.systemd-timesync.gid = config.ids.gids.systemd-timesync;
-
-    system.activationScripts.systemd-timesyncd-migration =
-      # workaround an issue of systemd-timesyncd not starting due to upstream systemd reverting their dynamic users changes
-      #  - https://github.com/NixOS/nixpkgs/pull/61321#issuecomment-492423742
-      #  - https://github.com/systemd/systemd/issues/12131
-      mkIf (versionOlder config.system.stateVersion "19.09") ''
-        if [ -L /var/lib/systemd/timesync ]; then
-          rm /var/lib/systemd/timesync
-          mv /var/lib/private/systemd/timesync /var/lib/systemd/timesync
-        fi
-      '';
-    system.activationScripts.systemd-timesyncd-init-clock =
-      # Ensure that we have some stored time to prevent systemd-timesyncd to
-      # resort back to the fallback time.
-      # If the file doesn't exist we assume that our current system clock is
-      # good enough to provide an initial value.
-      ''
-      if ! [ -f /var/lib/systemd/timesync/clock ]; then
-        test -d /var/lib/systemd/timesync || mkdir -p /var/lib/systemd/timesync
-        touch /var/lib/systemd/timesync/clock
-      fi
-      '';
   };
-
 }
diff --git a/nixos/modules/tasks/network-interfaces.nix b/nixos/modules/tasks/network-interfaces.nix
index 853a2cb31432b..a0e8e5d47a604 100644
--- a/nixos/modules/tasks/network-interfaces.nix
+++ b/nixos/modules/tasks/network-interfaces.nix
@@ -1406,18 +1406,12 @@ in
           val = tempaddrValues.${opt}.sysctl;
          in nameValuePair "net.ipv6.conf.${replaceStrings ["."] ["/"] i.name}.use_tempaddr" val));
 
-    # Set the host and domain names in the activation script.  Don't
-    # clear it if it's not configured in the NixOS configuration,
-    # since it may have been set by dhcpcd in the meantime.
-    system.activationScripts.hostname = let
-        effectiveHostname = config.boot.kernel.sysctl."kernel.hostname" or cfg.hostName;
-      in optionalString (effectiveHostname != "") ''
-        hostname "${effectiveHostname}"
-      '';
-    system.activationScripts.domain =
-      optionalString (cfg.domain != null) ''
-        domainname "${cfg.domain}"
-      '';
+    systemd.services.domainname = lib.mkIf (cfg.domain != null) {
+      wantedBy = [ "sysinit.target" ];
+      before = [ "sysinit.target" ];
+      unitConfig.DefaultDependencies = false;
+      serviceConfig.ExecStart = ''domainname "${cfg.domain}"'';
+    };
 
     environment.etc.hostid = mkIf (cfg.hostId != null) { source = hostidFile; };
     boot.initrd.systemd.contents."/etc/hostid" = mkIf (cfg.hostId != null) { source = hostidFile; };
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-10-31 14:04:29 +0000