[fanny] fix flushing init vpn

machines/fanny/configuration.nix

@@ -1,6 +1,7 @@
 { inputs, config, ... }:
 let
   sshKeys = import ../ssh_keys.nix;
+  peers = import ../modules/malobeo/peers.nix;
 in
 {
   sops.defaultSopsFile = ./secrets.yaml;
@@ -85,8 +86,42 @@ in
     enable = true;
     authorizedKeys = sshKeys.admins;
     ethernetDrivers = ["r8169"];
+    zfsExtraPools = [ "storage" ];
   };
 
+  boot.initrd = {
+    availableKernelModules = [ "wireguard" ];
+    # postMountCommands = ''
+    #   ip address flush dev wg-initrd
+    #   ip link set dev wg-initrd down
+    # '';
+    systemd = {
+      enable = true;
+      network = {
+        enable = true;
+        netdevs."30-wg-initrd" = {
+          netdevConfig = {
+            Kind = "wireguard";
+            Name = "wg-initrd";
+          };
+          wireguardConfig = { PrivateKeyFile = "/etc/secrets/30-wg-initrd.key"; };
+          wireguardPeers = [{
+            AllowedIPs = peers.vpn.allowedIPs;
+            PublicKey = peers.vpn.publicKey;
+            Endpoint = "${peers.vpn.publicIp}:${builtins.toString(peers.vpn.listenPort)}";
+            PersistentKeepalive = 25;
+          }];
+        };
+        networks."30-wg-initrd" = {
+          name = "wg-initrd";
+          addresses = [{ Address = "${peers.fanny-initrd.address}/24"; }];
+        };
+      };
+    };
+  };
+
+  boot.initrd.secrets."/etc/secrets/30-wg-initrd.key" = "/etc/wireguard/wg.private";
+
   services.malobeo.vpn = {
     enable = true;
     name = "fanny";

machines/modules/malobeo/initssh.nix

@@ -22,6 +22,11 @@ in
       description = "Ethernet drivers to load: run `lspci -k | grep -iA4 ethernet`";
       example = "r8169";
     };
+    zfsExtraPools = lib.mkOption {
+      type = lib.types.listOf lib.types.str;
+      default = [ ];
+      description = "Name or GUID of extra ZFS pools that you wish to import during boot.";
+    };
   };
   
   config = lib.mkIf (cfg.enable && config.malobeo.disks.encryption) {
@@ -32,35 +37,43 @@ in
       zfs = {
         forceImportAll = true;
         requestEncryptionCredentials = true;
-        
+        extraPools = cfg.zfsExtraPools;
       };
       initrd = {
         availableKernelModules = cfg.ethernetDrivers;
         systemd = {
+          initrdBin = [ pkgs.busybox pkgs.wireguard-tools pkgs.iproute2 ]; 
           enable = true;
           network.enable = true;
+          services."stopInitVpn" = {
+            description = "stop init vpn";
+            wantedBy = [
+              "initrd.target"
+            ];
+            after = [
+              "zfs.target"
+            ];
+            serviceConfig.StandardOutput = "journal+console";
+            script = ''
+              networkctl down wg-initrd
+            '';
+            serviceConfig.Type = "oneshot";
+      };
         };
-        network.ssh = {
-          enable = true;
-          port = 222;
-          authorizedKeys = cfg.authorizedKeys;
-          hostKeys = [ "/etc/ssh/initrd" ];
+        network = {
+          flushBeforeStage2 = true;
+          ssh = {
+            enable = true;
+            port = 222;
+            authorizedKeys = cfg.authorizedKeys;
+            hostKeys = [ "/etc/ssh/initrd" ];
+          };
         };
         secrets = {
           "/etc/ssh/initrd" = "/etc/ssh/initrd";
         };
-        systemd.services.zfs-remote-unlock = {
-          description = "Prepare for ZFS remote unlock";
-          wantedBy = ["initrd.target"];
-          after = ["systemd-networkd.service"];
-          path = with pkgs; [ zfs ];
-          serviceConfig.Type = "oneshot";
-          script = ''
-            echo "systemctl default" >> /var/empty/.profile
-          '';
-        };
       };
       kernelParams = [ "ip=::::${hostName}-initrd::dhcp" ];
     };
   };
-}
+}

machines/modules/malobeo/peers.nix

@@ -44,6 +44,14 @@
     publicKey = "3U59F6T1s/1LaZBIa6wB0qsVuO6pRR9jfYZJIH2piAU=";
   };
 
+  "fanny-initrd" = {
+    role = "client";
+    address = "10.100.0.102";
+    allowedIPs = [ "10.100.0.102/32" ];
+    #TODO: UPDATE
+    publicKey = "h1A2yt7OQ5EJIilC8tQg203u27o6J6/c+Kd/pZ4UWAY=";
+  };
+
   "backup0" = {
     role = "client";
     address = "10.100.0.20";

scripts/add_new_host_keys.sh

@@ -31,10 +31,13 @@ cd "$pwpath"
 # Generate SSH keys
 ssh-keygen -f $hostkey -t ed25519 -N "" -C "root@$host"
 ssh-keygen -f $initrdkey -t ed25519 -N "" -C "root@$host-initrd"
+wg genkey > wg.private
+publickey=$(cat wg.private | wg pubkey)
 
 #encrypt the private keys
 sops -e -i ./$hostkey
 sops -e -i ./$initrdkey
+sops -e -i ./wg.private
 
 #generate encryption key
 tr -dc 'A-Za-z0-9' < /dev/urandom | head -c 20 > disk.key
@@ -45,6 +48,9 @@ echo
 echo "Hier ist der age public key für sops etc:"
 echo "$(ssh-to-age -i ./"$hostkey".pub)"
 echo
+echo "Hier ist der wireguard pubkey für das gerät"
+echo "$publickey"
+echo 
 echo "Hier ist eine reproduzierbare mac-addresse:"
 echo "$hostname"|md5sum|sed 's/^\(..\)\(..\)\(..\)\(..\)\(..\).*$/02:\1:\2:\3:\4:\5/'
 

scripts/remote-install-encrypt.sh

@@ -40,7 +40,9 @@ trap cleanup EXIT
 
 # Create the directory where sshd expects to find the host keys
 install -d -m755 "$temp/etc/ssh/"
+install -d -m755 "$temp/etc/wireguard/"
 
+##TODO:: wg genkey + pubkey --> /etc/wireguard/wg.private
 diskKey=$(sops -d $pwpath/disk.key)
 echo "$diskKey" > /tmp/secret.key
 
@@ -48,6 +50,7 @@ sops -d "$pwpath/$hostkey" > "$temp/etc/ssh/$hostname"
 
 sops -d "$pwpath/$initrdkey" > "$temp/etc/ssh/initrd"
 
+sops -d "$pwpath/wg.private" > "$temp/etc/wireguard/wg.private"
 # # Set the correct permissions so sshd will accept the key
 chmod 600 "$temp/etc/ssh/$hostname"
 chmod 600 "$temp/etc/ssh/initrd"

scripts/unlock-boot.sh

@@ -24,14 +24,16 @@ diskkey=$(sops -d machines/$hostname/secrets/disk.key)
 echo
 if [ $# = 1 ]
     then
-    echo "$diskkey" | ssh $sshoptions root@$hostname-initrd "systemd-tty-ask-password-agent" #root
+    ssh $sshoptions root@$hostname-initrd "zpool import -a"
+    echo "$diskkey" | ssh $sshoptions root@$hostname-initrd "zfs load-key storage/encrypted" #root
     echo "$diskkey" | ssh $sshoptions root@$hostname-initrd "systemd-tty-ask-password-agent" #data
 
 elif [ $# = 2 ]
     then
     ip=$2
-    echo "$diskkey" | ssh $sshoptions root@$ip "systemd-tty-ask-password-agent" #root
-    echo "$diskkey" | ssh $sshoptions root@$ip "systemd-tty-ask-password-agent" #data
+    ssh $sshoptions root@$ip "zpool import -a"
+    echo "$diskkey" | ssh $sshoptions root@$ip "zfs load-key storage/encrypted" 
+    echo "$diskkey" | ssh $sshoptions root@$ip "systemd-tty-ask-password-agent"
     
 else
     echo