[gnome-builder] flatpak: add option to ignore system installations



commit 192c7d39c788da8e54620f3d8cf8171af8b39a8c
Author: Christian Hergert <chergert redhat com>
Date:   Thu Nov 18 21:22:43 2021 -0800

    flatpak: add option to ignore system installations
    
    Mostly helpful for tracking down issues when using tests.

 src/plugins/flatpak/daemon/gnome-builder-flatpak.c |  4 +-
 .../flatpak/daemon/ipc-flatpak-service-impl.c      | 78 ++++++++++++++++++++--
 .../flatpak/daemon/ipc-flatpak-service-impl.h      |  2 +-
 src/plugins/flatpak/daemon/test-flatpak.c          |  4 ++
 4 files changed, 79 insertions(+), 9 deletions(-)
---
diff --git a/src/plugins/flatpak/daemon/gnome-builder-flatpak.c 
b/src/plugins/flatpak/daemon/gnome-builder-flatpak.c
index c21df5d02..dd43d7564 100644
--- a/src/plugins/flatpak/daemon/gnome-builder-flatpak.c
+++ b/src/plugins/flatpak/daemon/gnome-builder-flatpak.c
@@ -118,10 +118,12 @@ static int read_fileno = STDIN_FILENO;
 static int write_fileno = STDOUT_FILENO;
 static char *data_dir;
 static gboolean verbose;
+static gboolean ignore_system_installations;
 static GOptionEntry main_entries[] = {
   { "read-fd", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_INT, &read_fileno },
   { "write-fd", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_INT, &write_fileno },
   { "data-dir", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_FILENAME, &data_dir },
+  { "ignore-system", 0, 0, G_OPTION_ARG_NONE, &ignore_system_installations },
   { "verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose },
   { 0 }
 };
@@ -216,7 +218,7 @@ main (gint argc,
 
   ipc_flatpak_repo_load (data_dir);
 
-  service = ipc_flatpak_service_impl_new ();
+  service = ipc_flatpak_service_impl_new (ignore_system_installations);
 
   if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (service),
                                          connection,
diff --git a/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.c 
b/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.c
index 53da4b041..3a85afcff 100644
--- a/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.c
+++ b/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.c
@@ -70,6 +70,7 @@ struct _IpcFlatpakServiceImpl
   GHashTable *installs;
   GPtrArray *runtimes;
   GPtrArray *installs_ordered;
+  guint ignore_system_installations : 1;
 };
 
 static void      ipc_flatpak_service_impl_install_changed_cb (IpcFlatpakServiceImpl  *self,
@@ -94,6 +95,14 @@ static gboolean  runtime_equal                               (const Runtime
                                                               const Runtime          *b);
 static void      is_known_free                               (IsKnown                *state);
 
+enum {
+  PROP_0,
+  PROP_IGNORE_SYSTEM_INSTALLATIONS,
+  N_PROPS
+};
+
+static GParamSpec *properties [N_PROPS];
+
 static void
 resolve_extension_state_free (ResolveExtensionState *state)
 {
@@ -1553,7 +1562,7 @@ service_iface_init (IpcFlatpakServiceIface *iface)
 }
 
 G_DEFINE_FINAL_TYPE_WITH_CODE (IpcFlatpakServiceImpl, ipc_flatpak_service_impl, 
IPC_TYPE_FLATPAK_SERVICE_SKELETON,
-                         G_IMPLEMENT_INTERFACE (IPC_TYPE_FLATPAK_SERVICE, service_iface_init))
+                               G_IMPLEMENT_INTERFACE (IPC_TYPE_FLATPAK_SERVICE, service_iface_init))
 
 static void
 ipc_flatpak_service_impl_constructed (GObject *object)
@@ -1567,12 +1576,17 @@ ipc_flatpak_service_impl_constructed (GObject *object)
 
   G_OBJECT_CLASS (ipc_flatpak_service_impl_parent_class)->constructed (object);
 
-  ipc_flatpak_service_set_default_arch (IPC_FLATPAK_SERVICE (self), flatpak_get_default_arch ());
+  ipc_flatpak_service_set_default_arch (IPC_FLATPAK_SERVICE (self),
+                                        flatpak_get_default_arch ());
 
-  if ((installations = flatpak_get_system_installations (NULL, NULL)))
+  /* Add system installations unless disabled */
+  if (!self->ignore_system_installations)
     {
-      for (guint i = 0; i < installations->len; i++)
-        add_installation (self, g_ptr_array_index (installations, i), NULL);
+      if ((installations = flatpak_get_system_installations (NULL, NULL)))
+        {
+          for (guint i = 0; i < installations->len; i++)
+            add_installation (self, g_ptr_array_index (installations, i), NULL);
+        }
     }
 
   /* Fallback for SDKs not available elsewhere */
@@ -1600,6 +1614,43 @@ ipc_flatpak_service_impl_finalize (GObject *object)
   G_OBJECT_CLASS (ipc_flatpak_service_impl_parent_class)->finalize (object);
 }
 
+static void
+ipc_flatpak_service_impl_get_property (GObject    *object,
+                                       guint       prop_id,
+                                       GValue     *value,
+                                       GParamSpec *pspec)
+{
+  IpcFlatpakServiceImpl *self = IPC_FLATPAK_SERVICE_IMPL (object);
+
+  switch (prop_id)
+    {
+    case PROP_IGNORE_SYSTEM_INSTALLATIONS:
+      g_value_set_boolean (value, self->ignore_system_installations);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+ipc_flatpak_service_impl_set_property (GObject      *object,
+                                       guint         prop_id,
+                                       const GValue *value,
+                                       GParamSpec   *pspec)
+{
+  IpcFlatpakServiceImpl *self = IPC_FLATPAK_SERVICE_IMPL (object);
+
+  switch (prop_id)
+    {
+    case PROP_IGNORE_SYSTEM_INSTALLATIONS:
+      self->ignore_system_installations = g_value_get_boolean (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
 static void
 ipc_flatpak_service_impl_class_init (IpcFlatpakServiceImplClass *klass)
 {
@@ -1607,6 +1658,17 @@ ipc_flatpak_service_impl_class_init (IpcFlatpakServiceImplClass *klass)
 
   object_class->constructed = ipc_flatpak_service_impl_constructed;
   object_class->finalize = ipc_flatpak_service_impl_finalize;
+  object_class->get_property = ipc_flatpak_service_impl_get_property;
+  object_class->set_property = ipc_flatpak_service_impl_set_property;
+
+  properties [PROP_IGNORE_SYSTEM_INSTALLATIONS] =
+    g_param_spec_boolean ("ignore-system-installations",
+                          "Ignore System Installations",
+                          "Ignore System Installations",
+                          FALSE,
+                          (G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
 }
 
 static void
@@ -1621,7 +1683,9 @@ ipc_flatpak_service_impl_init (IpcFlatpakServiceImpl *self)
 }
 
 IpcFlatpakService *
-ipc_flatpak_service_impl_new (void)
+ipc_flatpak_service_impl_new (gboolean ignore_system_installations)
 {
-  return g_object_new (IPC_TYPE_FLATPAK_SERVICE_IMPL, NULL);
+  return g_object_new (IPC_TYPE_FLATPAK_SERVICE_IMPL,
+                       "ignore-system-installations", ignore_system_installations,
+                       NULL);
 }
diff --git a/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.h 
b/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.h
index 0ab95b9d8..379e54384 100644
--- a/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.h
+++ b/src/plugins/flatpak/daemon/ipc-flatpak-service-impl.h
@@ -28,6 +28,6 @@ G_BEGIN_DECLS
 
 G_DECLARE_FINAL_TYPE (IpcFlatpakServiceImpl, ipc_flatpak_service_impl, IPC, FLATPAK_SERVICE_IMPL, 
IpcFlatpakServiceSkeleton)
 
-IpcFlatpakService *ipc_flatpak_service_impl_new (void);
+IpcFlatpakService *ipc_flatpak_service_impl_new (gboolean ignore_system_installations);
 
 G_END_DECLS
diff --git a/src/plugins/flatpak/daemon/test-flatpak.c b/src/plugins/flatpak/daemon/test-flatpak.c
index b4927ac7c..99368f45f 100644
--- a/src/plugins/flatpak/daemon/test-flatpak.c
+++ b/src/plugins/flatpak/daemon/test-flatpak.c
@@ -191,9 +191,11 @@ add_install_cb (GObject      *object,
 }
 
 static gboolean ignore_home;
+static gboolean ignore_system;
 static char *data_dir;
 static GOptionEntry main_entries[] = {
   { "ignore-home", 'i', 0, G_OPTION_ARG_NONE, &ignore_home, "Ignore --user flatpak installation" },
+  { "ignore-system", 's', 0, G_OPTION_ARG_NONE, &ignore_system, "Ignore --system flatpak installation" },
   { "data-dir", 'd', 0, G_OPTION_ARG_FILENAME, &data_dir, "Set the data directory to use" },
   { 0 }
 };
@@ -236,6 +238,8 @@ main (gint argc,
 
   g_message ("Using %s for test data directory", data_dir);
 
+  if (ignore_system)
+    g_ptr_array_add (args, (char *)"--ignore-system");
   g_ptr_array_add (args, (char *)"--verbose");
   g_ptr_array_add (args, (char *)"--data-dir");
   g_ptr_array_add (args, data_dir);


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