feat(storage): initial support for MD RAIDs

rust/agama-lib/share/examples/storage/md_raids.json

@@ -0,0 +1,89 @@
+{
+  "storage": {
+    "drives": [
+      {
+        "search": "/dev/vda",
+        "partitions": [
+          {
+            "search": "*",
+            "delete": true
+          },
+          {
+            "alias": "system-device1",
+            "size": "10 GiB"
+          },
+          {
+            "alias": "home-device1",
+            "size": "10 GiB"
+          }
+        ]
+      },
+      {
+        "search": "/dev/vdb",
+        "partitions": [
+          {
+            "search": "*",
+            "delete": true
+          },
+          {
+            "alias": "system-device2",
+            "size": "10 GiB"
+          },
+          {
+            "alias": "home-device2",
+            "size": "10 GiB"
+          }
+        ]
+      }
+    ],
+    "mdRaids": [
+      {
+        "alias": "system",
+        "name": "system",
+        "level": "raid1",
+        "parity": "left_symmetric",
+        "chunkSize": "4 KiB",
+        "devices": ["system-device1", "system-device2"],
+        "ptableType": "gpt",
+        "partitions": [
+          {
+            "encryption": {
+              "luks1": {
+                "password": "notsecret"
+              }
+            },
+            "filesystem": {
+              "type": {
+                "btrfs": {
+                  "snapshots": true
+                }
+              },
+              "path": "/"
+            }
+          }
+        ]
+      },
+      {
+        "alias": "home",
+        "name": "home",
+        "level": "raid0",
+        "devices": ["home-device1", "home-device2"],
+        "encryption": {
+          "luks1": {
+            "password": "notsecret"
+          }
+        },
+        "filesystem": {
+          "type": "xfs",
+          "path": "/home"
+        }
+      },
+      {
+        "search": "/dev/md1",
+        "name": "data",
+        "level": "raid1",
+        "filesystem": {"path": "/data" }
+      }
+    ]
+  }
+}

rust/agama-lib/share/storage.schema.json

@@ -16,6 +16,11 @@
       "description": "LVM volume groups.",
       "type": "array",
       "items": { "$ref": "#/$defs/volumeGroup" }
+    },
+    "mdRaids": {
+      "description": "MD RAIDs.",
+      "type": "array",
+      "items": { "$ref": "#/$defs/mdRaidElement" }
     }
   },
   "$defs": {
@@ -34,15 +39,14 @@
     },
     "driveElement": {
       "anyOf": [
-        { "$ref": "#/$defs/formattedDrive" },
+        { "$ref": "#/$defs/nonPartitionedDrive" },
         { "$ref": "#/$defs/partitionedDrive" }
       ]
     },
-    "formattedDrive": {
+    "nonPartitionedDrive": {
       "description": "Drive without a partition table (e.g., directly formatted).",
       "type": "object",
       "additionalProperties": false,
-      "required": ["filesystem"],
       "properties": {
         "search": { "$ref": "#/$defs/searchElement" },
         "alias": { "$ref": "#/$defs/alias" },
@@ -53,16 +57,96 @@
     "partitionedDrive": {
       "type": "object",
       "additionalProperties": false,
+      "required": ["partitions"],
+      "properties": {
+        "search": { "$ref": "#/$defs/searchElement" },
+        "alias": { "$ref": "#/$defs/alias" },
+        "ptableType": { "$ref": "#/$defs/ptableType" },
+        "partitions": {
+          "type": "array",
+          "items": { "$ref": "#/$defs/partitionElement" }
+        }
+      }
+    },
+    "mdRaidElement": {
+      "anyOf": [
+        { "$ref": "#/$defs/nonPartitionedMdRaid" },
+        { "$ref": "#/$defs/partitionedMdRaid" }
+      ]
+    },
+    "nonPartitionedMdRaid": {
+      "description": "MD RAID without a partition table (e.g., directly formatted).",
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "search": { "$ref": "#/$defs/searchElement" },
+        "alias": { "$ref": "#/$defs/alias" },
+        "name": { "$ref": "#/$defs/mdRaidName" },
+        "level": { "$ref": "#/$defs/mdRaidLevel" },
+        "parity": { "$ref": "#/$defs/mdRaidParity" },
+        "chunkSize": { "$ref": "#/$defs/sizeValue" },
+        "devices": { "$ref": "#/$defs/mdRaidDevices" },
+        "encryption": { "$ref": "#/$defs/encryption" },
+        "filesystem": { "$ref": "#/$defs/filesystem" }
+      }
+    },
+    "partitionedMdRaid": {
+      "type": "object",
+      "additionalProperties": false,
+      "required": ["partitions"],
       "properties": {
         "search": { "$ref": "#/$defs/searchElement" },
         "alias": { "$ref": "#/$defs/alias" },
+        "name": { "$ref": "#/$defs/mdRaidName" },
+        "level": { "$ref": "#/$defs/mdRaidLevel" },
+        "parity": { "$ref": "#/$defs/mdRaidParity" },
+        "chunkSize": { "$ref": "#/$defs/sizeValue" },
+        "devices": { "$ref": "#/$defs/mdRaidDevices" },
         "ptableType": { "$ref": "#/$defs/ptableType" },
         "partitions": {
           "type": "array",
           "items": { "$ref": "#/$defs/partitionElement" }
         }
       }
     },
+    "mdRaidName": {
+      "description": "MD base name.",
+      "type": "string",
+      "examples": ["system"]
+    },
+    "mdRaidLevel": {
+      "title": "MD level",
+      "enum": [
+        "raid0",
+        "raid1",
+        "raid5",
+        "raid6",
+        "raid10"
+      ]
+    },
+    "mdRaidParity": {
+      "title": "MD parity",
+      "description": "Only applies to raid5, raid6 and raid10",
+      "enum": [
+        "left_asymmetric",
+        "left_symmetric",
+        "right_asymmetric",
+        "right_symmetric",
+        "first",
+        "last",
+        "near_2",
+        "offset_2",
+        "far_2",
+        "near_3",
+        "offset_3",
+        "far_3"
+      ]
+    },
+    "mdRaidDevices": {
+      "description": "Devices used by the MD RAID.",
+      "type": "array",
+      "items": { "$ref": "#/$defs/alias" }
+    },
     "ptableType": {
       "description": "Partition table type.",
       "$comment": "The partition table is created only if all the current partitions are deleted.",

rust/package/agama.changes

@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed May  7 06:35:19 UTC 2025 - José Iván López González <jlopez@suse.com>
+
+- Add MD RAIDs to the storage schema (gh#agama-project/agama#2286).
+
 -------------------------------------------------------------------
 Mon May  5 06:38:07 UTC 2025 - Imobach Gonzalez Sosa <igonzalezsosa@suse.com>