add configurable disko modul

machines/modules/disko/default.nix

@@ -0,0 +1,264 @@
+{config, lib, ...}:
+let 
+  cfg = config.malobeo.disks;
+in
+{
+  options.malobeo.disks = {
+    enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      description = "Enable disko disk creation";
+    };
+    hostId = lib.mkOption {
+      type = lib.types.str;
+      default = "";
+      description = "Host ID for zfs disks, generate with 'head -c4 /dev/urandom | od -A none -t x4'";
+    };
+    devNodes = lib.mkOption {
+      type = lib.types.str;
+      default = "/dev/disk/by-id/";
+      description = ''
+        where disks should be mounted from
+        https://openzfs.github.io/openzfs-docs/Project%20and%20Community/FAQ.html#selecting-dev-names-when-creating-a-pool-linux
+        use "/dev/disk/by-path/" for vm's
+      '';
+    };
+    root = {
+      disk0 = lib.mkOption {
+        type = lib.types.str;
+        default = "";
+        description = "name ab /dev für root dateisystem";
+      };
+      disk1 = lib.mkOption {
+        type = lib.types.str;
+        default = "";
+        description = "name ab /dev für eventuellen root mirror";
+      };
+      swap = lib.mkOption {
+        type = lib.types.str;
+        default = "8G";
+        description = "size of swap partition (only disk0)";
+      };
+      reservation = lib.mkOption {
+        type = lib.types.str;
+        default = "20GiB";
+        description = "zfs reservation";
+      };
+      mirror = lib.mkOption {
+        type = lib.types.bool;
+        default = false;
+        description = "mirror zfs root pool";
+      };
+    };
+    storage = {
+      enable = lib.mkOption {
+        type = lib.types.bool;
+        default = false;
+        description = "Enable storage pool";
+      };
+      disks = lib.mkOption {
+        type = lib.types.listOf lib.types.str;
+        default = [ ];
+        description = "name ab /dev/ für storage pool";
+        example = "ata-ST16000NE000-2RW103_ZL2P0YSZ";
+      };
+      reservation = lib.mkOption {
+        type = lib.types.str;
+        default = "20GiB";
+        description = "zfs reservation";
+      };
+      mirror = lib.mkOption {
+        type = lib.types.bool;
+        default = false;
+        description = "mirror zfs storage pool";
+      };
+    };
+  };
+
+  config = lib.mkif cfg.enable {
+    networking.hostId = cfg.zfs.hostId;
+    disko.devices = {
+      disk = lib.mkMerge [
+        {
+          ssd0 = lib.mkIf (cfg.root.disk0 != "") {
+            type = "disk";
+            device = "/dev/${cfg.root.disk0}";
+            content = {
+              type = "gpt";
+              partitions = {
+                ESP = {
+                  size = "1024M";
+                  type = "EF00";
+                  content = {
+                    type = "filesystem";
+                    format = "vfat";
+                    mountpoint = "/boot";
+                    mountOptions = [ "umask=0077" ];
+                  };
+                };
+                encryptedSwap = {
+                  size = cfg.root.swap;
+                  content =  {
+                    type = "swap";
+                    randomEncryption = true;
+                  };
+                };
+                zfs = {
+                  size = "100%";
+                  content = {
+                    type = "zfs";
+                    pool = "zroot";
+                  };
+                };
+              };
+            };
+          };
+          ssd1 = lib.mkIf (cfg.root.disk1 != "") {
+            type = "disk";
+            device = "/dev/${cfg.root.disk1}";
+            content = {
+              type = "gpt";
+              partitions = {
+                zfs = {
+                  size = "100%";
+                  content = {
+                    type = "zfs";
+                    pool = "zroot";
+                  };
+                };
+              };
+            };
+          };
+        }
+        (lib.mkIf cfg.storage.enable (
+          lib.mkMerge (
+            map (diskname: {
+              "${diskname}" = {
+                type = "disk";
+                device = "/dev/${diskname}";
+                content = {
+                  type = "gpt";
+                  partitions = {
+                    zfs = {
+                      size = "100%";
+                      content = {
+                        type = "zfs";
+                        pool = "storage";
+                      };
+                    };
+                  };
+                };
+              };
+            }) cfg.storage.disks
+          )
+        ))
+      ];
+
+      zpool = {
+        zroot = {
+          type = "zpool";
+          mode = lib.mkIf cfg.root.mirror "mirror";
+          # Workaround: cannot import 'zroot': I/O error in disko tests
+          options.cachefile = "none";
+          rootFsOptions = {
+            mountpoint = "none";
+            xattr = "sa";         # für microvm virtiofs mount
+            acltype = "posixacl"; # für microvm virtiofs mount 
+            compression = "zstd";
+            "com.sun:auto-snapshot" = "false";
+          };
+
+          datasets = {
+            encrypted = {
+              type = "zfs_fs";
+              options = {
+                mountpoint = "none";
+                encryption = "aes-256-gcm";
+                keyformat = "passphrase";
+                keylocation = "file:///tmp/root.key";
+              };
+              # use this to read the key during boot
+              postCreateHook = ''
+                zfs set keylocation="prompt" zroot/encrypted;
+              '';
+            };
+            "encrypted/root" = {
+              type = "zfs_fs";
+              mountpoint = "/";
+            };
+            "encrypted/var" = {
+              type = "zfs_fs";
+              mountpoint = "/var";
+            };
+            "encrypted/etc" = {
+              type = "zfs_fs";
+              mountpoint = "/etc";
+            };
+            "encrypted/home" = {
+              type = "zfs_fs";
+              mountpoint = "/home";
+            };
+            "encrypted/nix" = {
+              type = "zfs_fs";
+              mountpoint = "/nix";
+            };
+            reserved = {
+              # for cow delete if pool is full
+              options = {
+                canmount = "off";
+                mountpoint = "none";
+                reservation = "${cfg.root.reservation}";
+              };
+              type = "zfs_fs";
+            };
+          };
+        };
+
+        storage = lib.mkIf cfg.storage.enable {
+          type = "zpool";
+          mode = lib.mkIf (cfg.storage.mirror) "mirror";
+          rootFsOptions = { 
+            mountpoint = "none";
+            xattr = "sa";         # für microvm virtiofs mount
+            acltype = "posixacl"; # für microvm virtiofs mount 
+          };
+          datasets = {
+            encrypted = {
+              type = "zfs_fs";
+              options = {
+                mountpoint = "none";
+                encryption = "aes-256-gcm";
+                keyformat = "passphrase";
+                keylocation = "file:///tmp/storage.key";
+              };
+              # use this to read the key during boot
+              postCreateHook = ''
+                zfs set keylocation="prompt" storage/encrypted;
+              '';
+            };
+            "encrypted/data" = {
+              type = "zfs_fs";
+              mountpoint = "/data";
+            };
+            reserved = {
+              # for cow delete if pool is full
+              options = {
+                canmount = "off";
+                mountpoint = "none";
+                reservation = "${cfg.storage.reservation}";
+              };
+              type = "zfs_fs";
+            };
+          };
+        };
+      };
+    };
+
+    fileSystems."/".neededForBoot = true;
+    fileSystems."/etc".neededForBoot = true;
+    fileSystems."/boot".neededForBoot = true;
+    fileSystems."/var".neededForBoot = true;
+    fileSystems."/home".neededForBoot = true;
+    fileSystems."/nix".neededForBoot = true;
+  };
+}

machines/modules/disko/fanny.nix

@@ -1,157 +0,0 @@
-{
-  disko.devices = {
-    disk = {
-      ssd = {
-        type = "disk";
-        device = "/dev/sda";
-        content = {
-          type = "gpt";
-          partitions = {
-            ESP = {
-              size = "1024M";
-              type = "EF00";
-              content = {
-                type = "filesystem";
-                format = "vfat";
-                mountpoint = "/boot";
-                mountOptions = [ "umask=0077" ];
-              };
-            };
-            encryptedSwap = {
-              size = "8G"; #set to 100M for testing
-              content =  {
-                type = "swap";
-                randomEncryption = true;
-              };
-            };
-            zfs = {
-              size = "100%";
-              content = {
-                type = "zfs";
-                pool = "zroot";
-              };
-            };
-          };
-        };
-      };
-
-      hdd0 = {
-        type = "disk";
-        device = "/dev/sdb";
-        content = {
-          type = "gpt";
-          partitions = {
-            zfs = {
-              size = "100%";
-              content = {
-                type = "zfs";
-                pool = "storage";
-              };
-            };
-          };
-        };
-      };
-
-      hdd1 = {
-        type = "disk";
-        device = "/dev/sdc";
-        content = {
-          type = "gpt";
-          partitions = {
-            zfs = {
-              size = "100%";
-              content = {
-                type = "zfs";
-                pool = "storage";
-              };
-            };
-          };
-        };
-      };
-    };
-
-    zpool = {
-      zroot = {
-        type = "zpool";
-        mode = "";
-        # Workaround: cannot import 'zroot': I/O error in disko tests
-        options.cachefile = "none";
-        rootFsOptions = {
-          mountpoint = "none";
-          compression = "zstd";
-          "com.sun:auto-snapshot" = "false";
-        };
-
-        datasets = {
-          encrypted = {
-            type = "zfs_fs";
-            options = {
-              mountpoint = "none";
-              encryption = "aes-256-gcm";
-              keyformat = "passphrase";
-              keylocation = "file:///tmp/root.key";
-            };
-            # use this to read the key during boot
-            postCreateHook = ''
-              zfs set keylocation="prompt" zroot/encrypted;
-            '';
-          };
-          "encrypted/root" = {
-            type = "zfs_fs";
-            mountpoint = "/";
-          };
-          "encrypted/var" = {
-            type = "zfs_fs";
-            mountpoint = "/var";
-          };
-          "encrypted/etc" = {
-            type = "zfs_fs";
-            mountpoint = "/etc";
-          };
-          "encrypted/home" = {
-            type = "zfs_fs";
-            mountpoint = "/home";
-          };
-          "encrypted/nix" = {
-            type = "zfs_fs";
-            mountpoint = "/nix";
-          };
-        };
-      };
-
-      storage = {
-        type = "zpool";
-        mode = "mirror";
-        rootFsOptions = { mountpoint = "none"; };
-
-        datasets = {
-          encrypted = {
-            type = "zfs_fs";
-            options = {
-              mountpoint = "none";
-              encryption = "aes-256-gcm";
-              keyformat = "passphrase";
-              keylocation = "file:///tmp/storage.key";
-            };
-
-            # use this to read the key during boot
-            postCreateHook = ''
-              zfs set keylocation="prompt" storage/encrypted;
-            '';
-          };
-          "encrypted/data" = {
-            type = "zfs_fs";
-            mountpoint = "/data";
-          };
-        };
-      };
-    };
-  };
-
-  fileSystems."/".neededForBoot = true;
-  fileSystems."/boot".neededForBoot = true;
-  fileSystems."/var".neededForBoot = true;
-  fileSystems."/etc".neededForBoot = true;
-  fileSystems."/home".neededForBoot = true;
-  fileSystems."/nix".neededForBoot = true;
-}

outputs.nix

@@ -117,6 +117,7 @@ in (utils.lib.eachSystem (builtins.filter filter_system utils.lib.defaultSystems
       microvm.imports = [ ./machines/modules/malobeo/microvm_host.nix ];
       vpn.imports = [ ./machines/modules/malobeo/wireguard.nix ];
       initssh.imports = [ ./machines/modules/malobeo/initssh.nix ];
+      disko.imports = [ ./machines/modules/disko ];
     };
 
     hydraJobs = nixpkgs.lib.mapAttrs (_: nixpkgs.lib.hydraJob) (