[gnome-boxes] Introducing libvirt system importing classes

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit bd756dd95384239ccd0b66ce7963e6008eb64a7a
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Fri Nov 15 16:50:18 2013 +0000

    Introducing libvirt system importing classes
    
    a. LibvirtSystemMedia: Represents main disks of system libvirt domains.
    b. LibvirtSystemVMImporter: A subclass of VMImporter that will be
       responsible for importing a VM from system libvirt.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=666185

 src/Makefile.am                     |    2 +
 src/libvirt-system-media.vala       |   28 +++++++++++++++++++
 src/libvirt-system-vm-importer.vala |   50 +++++++++++++++++++++++++++++++++++
 3 files changed, 80 insertions(+), 0 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 12c41db..78d712a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -88,6 +88,7 @@ gnome_boxes_SOURCES =                         \
        i-properties-provider.vala              \
        installer-media.vala                    \
        installed-media.vala                    \
+       libvirt-system-media.vala               \
        iso-extractor.vala                      \
        libvirt-broker.vala                     \
        libvirt-machine.vala                    \
@@ -113,6 +114,7 @@ gnome_boxes_SOURCES =                               \
        vm-configurator.vala                    \
        vm-creator.vala                         \
        vm-importer.vala                        \
+       libvirt-system-vm-importer.vala         \
        vnc-display.vala                        \
        wizard-source.vala                      \
        wizard.vala                             \
diff --git a/src/libvirt-system-media.vala b/src/libvirt-system-media.vala
new file mode 100644
index 0000000..030f5d4
--- /dev/null
+++ b/src/libvirt-system-media.vala
@@ -0,0 +1,28 @@
+// This file is part of GNOME Boxes. License: LGPLv2+
+
+using GVirConfig;
+
+private class Boxes.LibvirtSystemMedia : Boxes.InstalledMedia {
+    protected override string? architecture {
+        owned get {
+            return domain_config.get_os ().get_arch ();
+        }
+    }
+
+    public Domain domain_config { get; private set; }
+
+    public LibvirtSystemMedia (string path, Domain domain_config) throws GLib.Error {
+        base (path);
+
+        this.domain_config = domain_config;
+        label = domain_config.title?? domain_config.name;
+
+        // Just initializing for sake for completion (and to avoid crashes). The CPU & RAM config comes from 
the
+        // imported domain and storage volume is overwritten as well.
+        resources = OSDatabase.get_default_resources ();
+    }
+
+    public override VMCreator get_vm_creator () {
+        return new LibvirtSystemVMImporter (this);
+    }
+}
diff --git a/src/libvirt-system-vm-importer.vala b/src/libvirt-system-vm-importer.vala
new file mode 100644
index 0000000..6191d3f
--- /dev/null
+++ b/src/libvirt-system-vm-importer.vala
@@ -0,0 +1,50 @@
+// This file is part of GNOME Boxes. License: LGPLv2+
+
+using Osinfo;
+using GVirConfig;
+
+private class Boxes.LibvirtSystemVMImporter : Boxes.VMImporter {
+    public LibvirtSystemVMImporter (InstalledMedia source_media) {
+        base (source_media);
+        start_after_import = false;
+    }
+
+    public LibvirtSystemVMImporter.for_import_completion (LibvirtMachine machine) {
+        base.for_install_completion (machine);
+        start_after_import = false;
+    }
+
+    protected override void create_domain_base_name_and_title (out string base_name, out string base_title) {
+        var media = install_media as LibvirtSystemMedia;
+
+        base_name = media.domain_config.name;
+        base_title = media.domain_config.title?? base_name;
+    }
+
+    protected override async Domain create_domain_config (string          name,
+                                                          string          title,
+                                                          GVir.StorageVol volume,
+                                                          Cancellable?    cancellable) throws GLib.Error {
+        var media = install_media as LibvirtSystemMedia;
+        var config = media.domain_config;
+
+        config.name = name;
+        config.title = title;
+
+        var devices = config.get_devices ();
+        foreach (var device in devices) {
+            if (!(device is DomainDisk))
+                continue;
+
+            var disk = device as DomainDisk;
+            if (disk.get_source () == media.device_file) {
+                disk.set_source (volume.get_path ());
+
+                break;
+            }
+        }
+        config.set_devices (devices);
+
+        return config;
+    }
+}