WIP: Add support for Anaconda backend

.github/workflows/ci.yml

@@ -28,6 +28,10 @@ jobs:
       run: |
         meson build
         ninja -C build
+    - name: Build (Anaconda Backend)
+      run: |
+        meson configure -Dinstaller_backend=anaconda build
+        ninja -C build
 
   lint:
     runs-on: ubuntu-latest

common/DBusStructures.vala

@@ -31,14 +31,106 @@ public struct InstallerDaemon.Disk {
     Partition[] partitions;
 }
 
+public enum InstallerDaemon.FileSystem {
+    NONE,
+    BTRFS,
+    EXT2,
+    EXT3,
+    EXT4,
+    F2FS,
+    FAT16,
+    FAT32,
+    NTFS,
+    SWAP,
+    XFS,
+    LVM,
+    LUKS;
+
+    public string to_string () {
+        switch (this) {
+            case BTRFS:
+                return "btrfs";
+            case EXT2:
+                return "ext2";
+            case EXT3:
+                return "ext3";
+            case EXT4:
+                return "ext4";
+            case F2FS:
+                return "f2fs";
+            case FAT16:
+                return "fat16";
+            case FAT32:
+                return "fat32";
+            case NTFS:
+                return "ntfs";
+            case SWAP:
+                return "swap";
+            case XFS:
+                return "xfs";
+            case LVM:
+                return "lvm";
+            case LUKS:
+                return "luks";
+            case NONE:
+            default:
+                return "none";
+        }
+    }
+}
+
+public struct InstallerDaemon.PartitionUsage {
+    /**
+     * None = 0; Some(usage) = 1;
+     */
+    public uint8 tag;
+    /**
+     * The size, in sectors, that a partition is used.
+     */
+    public uint64 value;
+}
+
+public enum InstallerDaemon.PartitionTable {
+    NONE,
+    GPT,
+    MSDOS;
+}
+
+public enum InstallerDaemon.Step {
+    BACKUP,
+    INIT,
+    PARTITION,
+    EXTRACT,
+    CONFIGURE,
+    BOOTLOADER;
+}
+
+public struct InstallerDaemon.Status {
+    Step step;
+    int percent;
+}
+
+public enum InstallerDaemon.LogLevel {
+    TRACE,
+    DEBUG,
+    INFO,
+    WARN,
+    ERROR;
+}
+
+public struct InstallerDaemon.Error {
+    Step step;
+    int err;
+}
+
 public struct InstallerDaemon.Partition {
     string device_path;
 
-    Distinst.FileSystem filesystem;
+    FileSystem filesystem;
 
     uint64 start_sector;
     uint64 end_sector;
-    Distinst.PartitionUsage sectors_used;
+    PartitionUsage sectors_used;
     string? current_lvm_volume_group;
 }
 
@@ -47,7 +139,8 @@ public struct InstallerDaemon.InstallConfig {
     string keyboard_layout;
     string keyboard_variant;
     string lang;
-    uint8 flags;
+    bool modify_boot_order;
+    bool install_drivers;
 }
 
 [Flags]
@@ -62,18 +155,18 @@ public struct InstallerDaemon.Mount {
     string parent_disk;
     string mount_point;
     uint64 sectors;
-    Distinst.FileSystem filesystem;
+    FileSystem filesystem;
     MountFlags flags;
 
     public bool is_valid_boot_mount () {
-        return filesystem == Distinst.FileSystem.FAT16
-            || filesystem == Distinst.FileSystem.FAT32;
+        return filesystem == FileSystem.FAT16
+            || filesystem == FileSystem.FAT32;
     }
 
     public bool is_valid_root_mount () {
-        return filesystem != Distinst.FileSystem.FAT16
-            && filesystem != Distinst.FileSystem.FAT32
-            && filesystem != Distinst.FileSystem.NTFS;
+        return filesystem != FileSystem.FAT16
+            && filesystem != FileSystem.FAT32
+            && filesystem != FileSystem.NTFS;
     }
 
     public bool is_lvm () {

daemon/AnacondaBackend.vala

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2023 elementary, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+[DBus (name = "io.elementary.InstallerDaemon")]
+public class InstallerDaemon.AnacondaBackend : GLib.Object {
+    public signal void on_log_message (InstallerDaemon.LogLevel level, string message);
+    public signal void on_status (InstallerDaemon.Status status);
+    public signal void on_error (InstallerDaemon.Error error);
+
+    public InstallerDaemon.PartitionTable bootloader_detect () throws GLib.Error {
+        return InstallerDaemon.PartitionTable.NONE;
+    }
+
+    public DiskInfo get_disks (bool get_partitions = false) throws GLib.Error {
+        return DiskInfo ();
+    }
+
+    public int decrypt_partition (string path, string pv, string password) throws GLib.Error {
+        return 0;
+    }
+
+    public Disk get_logical_device (string pv) throws GLib.Error {
+        return Disk ();
+    }
+
+    public void install_with_default_disk_layout (InstallConfig config, string disk, bool encrypt, string encryption_password) throws GLib.Error {}
+
+    public void install_with_custom_disk_layout (InstallConfig config, Mount[] disk_config, LuksCredentials[] credentials) throws GLib.Error {}
+
+    public void set_demo_mode_locale (string locale) throws GLib.Error {}
+
+    public void trigger_demo_mode () throws GLib.Error {}
+}