[tracker/busy-notifications-for-master: 3/4] tracker-store: Starting and stopping the DBus service during backup restore
- From: Philip Van Hoof <pvanhoof src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [tracker/busy-notifications-for-master: 3/4] tracker-store: Starting and stopping the DBus service during backup restore
- Date: Mon, 29 Mar 2010 15:25:11 +0000 (UTC)
commit a87bb17dfa258986f8a5d6773c706c6ff062e38e
Author: Philip Van Hoof <philip codeminded be>
Date: Mon Mar 29 15:38:18 2010 +0200
tracker-store: Starting and stopping the DBus service during backup restore
src/libtracker-data/tracker-data-backup.c | 7 ++-
src/libtracker-data/tracker-data-backup.h | 6 ++-
src/libtracker-data/tracker-data-update.c | 105 +++++++++++++++++++++++++++
src/libtracker-data/tracker-data-update.h | 24 ++++--
src/tracker-store/tracker-backup.c | 17 ++++-
src/tracker-store/tracker-dbus.c | 97 +++++++++++++++++--------
src/tracker-store/tracker-dbus.h | 1 +
src/tracker-store/tracker-resources.c | 31 +++++---
src/tracker-store/tracker-resources.h | 2 +
tests/libtracker-data/tracker-backup-test.c | 2 +-
10 files changed, 236 insertions(+), 56 deletions(-)
---
diff --git a/src/libtracker-data/tracker-data-backup.c b/src/libtracker-data/tracker-data-backup.c
index bbec7dd..0eb72c1 100644
--- a/src/libtracker-data/tracker-data-backup.c
+++ b/src/libtracker-data/tracker-data-backup.c
@@ -127,7 +127,9 @@ tracker_data_backup_restore (GFile *journal,
TrackerDataBackupFinished callback,
gpointer user_data,
GDestroyNotify destroy,
- const gchar **test_schemas)
+ const gchar **test_schemas,
+ TrackerBusyCallback busy_callback,
+ gpointer busy_user_data)
{
BackupSaveInfo *info;
@@ -165,7 +167,8 @@ tracker_data_backup_restore (GFile *journal,
tracker_db_journal_shutdown ();
tracker_data_manager_init (flags, test_schemas, &is_first, TRUE,
- NULL, NULL, "Restoring backup");
+ busy_callback, busy_user_data,
+ "Restoring backup");
} else {
g_set_error (&info->error, TRACKER_DATA_BACKUP_ERROR, 0,
diff --git a/src/libtracker-data/tracker-data-backup.h b/src/libtracker-data/tracker-data-backup.h
index b64dc64..5442feb 100644
--- a/src/libtracker-data/tracker-data-backup.h
+++ b/src/libtracker-data/tracker-data-backup.h
@@ -24,6 +24,8 @@
#include <glib.h>
#include <gio/gio.h>
+#include <libtracker-data/tracker-data-update.h>
+
G_BEGIN_DECLS
#if !defined (__LIBTRACKER_DATA_INSIDE__) && !defined (TRACKER_COMPILATION)
@@ -44,7 +46,9 @@ void tracker_data_backup_restore (GFile *journal,
TrackerDataBackupFinished callback,
gpointer user_data,
GDestroyNotify destroy,
- const gchar **test_schema);
+ const gchar **test_schema,
+ TrackerBusyCallback busy_callback,
+ gpointer busy_user_data);
G_END_DECLS
diff --git a/src/libtracker-data/tracker-data-update.c b/src/libtracker-data/tracker-data-update.c
index f17b4a8..32d449c 100644
--- a/src/libtracker-data/tracker-data-update.c
+++ b/src/libtracker-data/tracker-data-update.c
@@ -171,6 +171,32 @@ tracker_data_add_commit_statement_callback (TrackerCommitCallback callback,
}
void
+tracker_data_remove_commit_statement_callback (TrackerCommitCallback callback,
+ gpointer user_data)
+{
+ TrackerCommitDelegate *delegate;
+ guint i;
+ gboolean found = FALSE;
+
+ if (!commit_callbacks) {
+ return;
+ }
+
+ for (i = 0; i < commit_callbacks->len; i++) {
+ delegate = g_ptr_array_index (commit_callbacks, i);
+ if (delegate->callback == callback && delegate->user_data == user_data) {
+ found = TRUE;
+ break;
+ }
+ }
+
+ if (found) {
+ g_free (delegate);
+ g_ptr_array_remove_index (commit_callbacks, i);
+ }
+}
+
+void
tracker_data_add_rollback_statement_callback (TrackerCommitCallback callback,
gpointer user_data)
{
@@ -186,6 +212,33 @@ tracker_data_add_rollback_statement_callback (TrackerCommitCallback callback,
g_ptr_array_add (rollback_callbacks, delegate);
}
+
+void
+tracker_data_remove_rollback_statement_callback (TrackerCommitCallback callback,
+ gpointer user_data)
+{
+ TrackerCommitDelegate *delegate;
+ guint i;
+ gboolean found = FALSE;
+
+ if (!rollback_callbacks) {
+ return;
+ }
+
+ for (i = 0; i < rollback_callbacks->len; i++) {
+ delegate = g_ptr_array_index (rollback_callbacks, i);
+ if (delegate->callback == callback && delegate->user_data == user_data) {
+ found = TRUE;
+ break;
+ }
+ }
+
+ if (found) {
+ g_free (delegate);
+ g_ptr_array_remove_index (rollback_callbacks, i);
+ }
+}
+
void
tracker_data_add_insert_statement_callback (TrackerStatementCallback callback,
gpointer user_data)
@@ -203,6 +256,32 @@ tracker_data_add_insert_statement_callback (TrackerStatementCallback callback,
}
void
+tracker_data_remove_insert_statement_callback (TrackerStatementCallback callback,
+ gpointer user_data)
+{
+ TrackerStatementDelegate *delegate;
+ guint i;
+ gboolean found = FALSE;
+
+ if (!insert_callbacks) {
+ return;
+ }
+
+ for (i = 0; i < insert_callbacks->len; i++) {
+ delegate = g_ptr_array_index (insert_callbacks, i);
+ if (delegate->callback == callback && delegate->user_data == user_data) {
+ found = TRUE;
+ break;
+ }
+ }
+
+ if (found) {
+ g_free (delegate);
+ g_ptr_array_remove_index (insert_callbacks, i);
+ }
+}
+
+void
tracker_data_add_delete_statement_callback (TrackerStatementCallback callback,
gpointer user_data)
{
@@ -218,6 +297,32 @@ tracker_data_add_delete_statement_callback (TrackerStatementCallback callback,
g_ptr_array_add (delete_callbacks, delegate);
}
+void
+tracker_data_remove_delete_statement_callback (TrackerStatementCallback callback,
+ gpointer user_data)
+{
+ TrackerStatementDelegate *delegate;
+ guint i;
+ gboolean found = FALSE;
+
+ if (!delete_callbacks) {
+ return;
+ }
+
+ for (i = 0; i < delete_callbacks->len; i++) {
+ delegate = g_ptr_array_index (delete_callbacks, i);
+ if (delegate->callback == callback && delegate->user_data == user_data) {
+ found = TRUE;
+ break;
+ }
+ }
+
+ if (found) {
+ g_free (delegate);
+ g_ptr_array_remove_index (delete_callbacks, i);
+ }
+}
+
GQuark tracker_data_error_quark (void) {
return g_quark_from_static_string ("tracker_data_error-quark");
}
diff --git a/src/libtracker-data/tracker-data-update.h b/src/libtracker-data/tracker-data-update.h
index ecdf6dd..b1f9c62 100644
--- a/src/libtracker-data/tracker-data-update.h
+++ b/src/libtracker-data/tracker-data-update.h
@@ -103,14 +103,22 @@ void tracker_data_replay_journal (GHashTable *
const gchar *busy_status);
/* Calling back */
-void tracker_data_add_insert_statement_callback (TrackerStatementCallback callback,
- gpointer user_data);
-void tracker_data_add_delete_statement_callback (TrackerStatementCallback callback,
- gpointer user_data);
-void tracker_data_add_commit_statement_callback (TrackerCommitCallback callback,
- gpointer user_data);
-void tracker_data_add_rollback_statement_callback (TrackerCommitCallback callback,
- gpointer user_data);
+void tracker_data_add_insert_statement_callback (TrackerStatementCallback callback,
+ gpointer user_data);
+void tracker_data_add_delete_statement_callback (TrackerStatementCallback callback,
+ gpointer user_data);
+void tracker_data_add_commit_statement_callback (TrackerCommitCallback callback,
+ gpointer user_data);
+void tracker_data_add_rollback_statement_callback (TrackerCommitCallback callback,
+ gpointer user_data);
+void tracker_data_remove_insert_statement_callback (TrackerStatementCallback callback,
+ gpointer user_data);
+void tracker_data_remove_delete_statement_callback (TrackerStatementCallback callback,
+ gpointer user_data);
+void tracker_data_remove_commit_statement_callback (TrackerCommitCallback callback,
+ gpointer user_data);
+void tracker_data_remove_rollback_statement_callback (TrackerCommitCallback callback,
+ gpointer user_data);
void tracker_data_update_shutdown (void);
#define tracker_data_update_init tracker_data_update_shutdown
diff --git a/src/tracker-store/tracker-backup.c b/src/tracker-store/tracker-backup.c
index c64e14e..64d56f5 100644
--- a/src/tracker-store/tracker-backup.c
+++ b/src/tracker-store/tracker-backup.c
@@ -30,6 +30,7 @@
#include "tracker-dbus.h"
#include "tracker-backup.h"
#include "tracker-store.h"
+#include "tracker-resources.h"
typedef struct {
DBusGMethodInvocation *context;
@@ -114,6 +115,9 @@ tracker_backup_restore (TrackerBackup *object,
guint request_id;
TrackerDBusMethodInfo *info;
GFile *journal;
+ TrackerBusyNotifier *notifier;
+ TrackerBusyCallback busy_callback;
+ gpointer busy_user_data;
request_id = tracker_dbus_get_next_request_id ();
@@ -127,11 +131,22 @@ tracker_backup_restore (TrackerBackup *object,
info->context = context;
journal = g_file_new_for_uri (journal_uri);
+ tracker_dbus_set_available (FALSE);
+
+ notifier = TRACKER_BUSY_NOTIFIER (tracker_dbus_get_object (TRACKER_TYPE_BUSY_NOTIFIER));
+
+ busy_callback = tracker_busy_notifier_get_callback (notifier,
+ &busy_user_data);
+
tracker_data_backup_restore (journal,
backup_callback,
info,
(GDestroyNotify) g_free,
- NULL);
+ NULL,
+ busy_callback,
+ busy_user_data);
+
+ tracker_dbus_set_available (TRUE);
g_object_unref (journal);
}
diff --git a/src/tracker-store/tracker-dbus.c b/src/tracker-store/tracker-dbus.c
index dfb39ab..856e132 100644
--- a/src/tracker-store/tracker-dbus.c
+++ b/src/tracker-store/tracker-dbus.c
@@ -46,6 +46,8 @@
static DBusGConnection *connection;
static DBusGProxy *gproxy;
static GSList *objects;
+TrackerBusyNotifier *notifier = NULL;
+TrackerBackup *backup = NULL;
static gboolean
dbus_register_service (DBusGProxy *proxy,
@@ -148,16 +150,26 @@ tracker_dbus_init (void)
return FALSE;
}
+ dbus_g_proxy_add_signal (gproxy, "NameOwnerChanged",
+ G_TYPE_STRING,
+ G_TYPE_STRING,
+ G_TYPE_STRING,
+ G_TYPE_INVALID);
+
return TRUE;
}
void
tracker_dbus_shutdown (void)
{
- if (objects) {
- g_slist_foreach (objects, (GFunc) g_object_unref, NULL);
- g_slist_free (objects);
- objects = NULL;
+ tracker_dbus_set_available (FALSE);
+
+ if (backup) {
+ g_object_unref (backup);
+ }
+
+ if (notifier) {
+ g_object_unref (notifier);
}
if (gproxy) {
@@ -181,6 +193,26 @@ name_owner_changed_cb (DBusGProxy *proxy,
}
}
+void
+tracker_dbus_set_available (gboolean available)
+{
+ if (available) {
+ if (!objects) {
+ tracker_dbus_register_objects ();
+ }
+ } else {
+ if (objects) {
+ dbus_g_proxy_disconnect_signal (gproxy,
+ "NameOwnerChanged",
+ G_CALLBACK (name_owner_changed_cb),
+ tracker_dbus_get_object (TRACKER_TYPE_RESOURCES));
+ g_slist_foreach (objects, (GFunc) g_object_unref, NULL);
+ g_slist_free (objects);
+ objects = NULL;
+ }
+ }
+}
+
static void
name_owner_changed_closure (gpointer data,
GClosure *closure)
@@ -190,28 +222,25 @@ name_owner_changed_closure (gpointer data,
TrackerBusyNotifier*
tracker_dbus_register_busy_notifier (void)
{
- gpointer object;
-
if (!connection || !gproxy) {
g_critical ("D-Bus support must be initialized before registering objects!");
return FALSE;
}
/* Add org.freedesktop.Tracker */
- object = tracker_busy_notifier_new ();
- if (!object) {
+ notifier = tracker_busy_notifier_new ();
+ if (!notifier) {
g_critical ("Could not create TrackerBusyNotifier object to register");
return FALSE;
}
dbus_register_object (connection,
gproxy,
- G_OBJECT (object),
+ G_OBJECT (notifier),
&dbus_glib_tracker_busy_notifier_object_info,
TRACKER_BUSY_NOTIFIER_PATH);
- objects = g_slist_prepend (objects, object);
- return g_object_ref (object);
+ return g_object_ref (notifier);
}
gboolean
@@ -248,12 +277,6 @@ tracker_dbus_register_objects (void)
return FALSE;
}
- dbus_g_proxy_add_signal (gproxy, "NameOwnerChanged",
- G_TYPE_STRING,
- G_TYPE_STRING,
- G_TYPE_STRING,
- G_TYPE_INVALID);
-
dbus_g_proxy_connect_signal (gproxy, "NameOwnerChanged",
G_CALLBACK (name_owner_changed_cb),
object,
@@ -266,23 +289,27 @@ tracker_dbus_register_objects (void)
TRACKER_RESOURCES_PATH);
objects = g_slist_prepend (objects, object);
- /* Add org.freedesktop.Tracker1.Backup */
- object = tracker_backup_new ();
- if (!object) {
- g_critical ("Could not create TrackerBackup object to register");
- return FALSE;
- }
-
- dbus_register_object (connection,
- gproxy,
- G_OBJECT (object),
- &dbus_glib_tracker_backup_object_info,
- TRACKER_BACKUP_PATH);
- objects = g_slist_prepend (objects, object);
-
/* Reverse list since we added objects at the top each time */
objects = g_slist_reverse (objects);
+ if (backup == NULL) {
+ /* Add org.freedesktop.Tracker1.Backup */
+ backup = tracker_backup_new ();
+
+ if (!object) {
+ g_critical ("Could not create TrackerBackup object to register");
+ return FALSE;
+ }
+
+ dbus_register_object (connection,
+ gproxy,
+ G_OBJECT (backup),
+ &dbus_glib_tracker_backup_object_info,
+ TRACKER_BACKUP_PATH);
+ /* Backup object isn't part of the linked list, set_available wouldn't
+ * work correctly from the dbus call otherwise */
+ }
+
result_set = tracker_data_query_sparql ("SELECT ?class WHERE { ?class tracker:notify true }", NULL);
if (!result_set) {
@@ -380,6 +407,14 @@ tracker_dbus_get_object (GType type)
}
}
+ if (notifier && type == TRACKER_TYPE_BUSY_NOTIFIER) {
+ return G_OBJECT (notifier);
+ }
+
+ if (backup && type == TRACKER_TYPE_BACKUP) {
+ return G_OBJECT (backup);
+ }
+
return NULL;
}
diff --git a/src/tracker-store/tracker-dbus.h b/src/tracker-store/tracker-dbus.h
index fef8af9..633f315 100644
--- a/src/tracker-store/tracker-dbus.h
+++ b/src/tracker-store/tracker-dbus.h
@@ -34,6 +34,7 @@ void tracker_dbus_shutdown (void);
gboolean tracker_dbus_register_objects (void);
GObject *tracker_dbus_get_object (GType type);
TrackerBusyNotifier *tracker_dbus_register_busy_notifier (void);
+void tracker_dbus_set_available (gboolean available);
G_END_DECLS
diff --git a/src/tracker-store/tracker-resources.c b/src/tracker-store/tracker-resources.c
index c54fac2..1b92687 100644
--- a/src/tracker-store/tracker-resources.c
+++ b/src/tracker-store/tracker-resources.c
@@ -66,6 +66,8 @@ typedef struct {
} TrackerDBusMethodInfo;
+static void tracker_resources_finalize (GObject *object);
+
static guint signals[LAST_SIGNAL] = { 0 };
static void
@@ -81,18 +83,6 @@ free_event_sources (TrackerResourcesPrivate *priv)
}
static void
-tracker_resources_finalize (GObject *object)
-{
- TrackerResourcesPrivate *priv;
-
- priv = TRACKER_RESOURCES_GET_PRIVATE (object);
-
- free_event_sources (priv);
-
- G_OBJECT_CLASS (tracker_resources_parent_class)->finalize (object);
-}
-
-static void
tracker_resources_class_init (TrackerResourcesClass *klass)
{
GObjectClass *object_class;
@@ -573,6 +563,23 @@ tracker_resources_prepare (TrackerResources *object,
priv->event_sources = event_sources;
}
+static void
+tracker_resources_finalize (GObject *object)
+{
+ TrackerResourcesPrivate *priv;
+
+ priv = TRACKER_RESOURCES_GET_PRIVATE (object);
+
+ tracker_data_remove_insert_statement_callback (on_statement_inserted, object);
+ tracker_data_remove_delete_statement_callback (on_statement_deleted, object);
+ tracker_data_remove_commit_statement_callback (on_statements_committed, object);
+ tracker_data_remove_rollback_statement_callback (on_statements_rolled_back, object);
+
+ free_event_sources (priv);
+
+ G_OBJECT_CLASS (tracker_resources_parent_class)->finalize (object);
+}
+
void
tracker_resources_unreg_batches (TrackerResources *object,
const gchar *old_owner)
diff --git a/src/tracker-store/tracker-resources.h b/src/tracker-store/tracker-resources.h
index 11a4ec5..0ccec61 100644
--- a/src/tracker-store/tracker-resources.h
+++ b/src/tracker-store/tracker-resources.h
@@ -54,6 +54,8 @@ GType tracker_resources_get_type (void);
TrackerResources *tracker_resources_new (void);
void tracker_resources_prepare (TrackerResources *object,
GSList *event_sources);
+void tracker_resources_unprepare (TrackerResources *object);
+
void tracker_resources_unreg_batches (TrackerResources *object,
const gchar *old_owner);
diff --git a/tests/libtracker-data/tracker-backup-test.c b/tests/libtracker-data/tracker-backup-test.c
index d312bae..006b953 100644
--- a/tests/libtracker-data/tracker-backup-test.c
+++ b/tests/libtracker-data/tracker-backup-test.c
@@ -160,7 +160,7 @@ test_backup_and_restore (void)
check_content_in_db (0, 0);
test_schemas[0] = data_prefix;
- tracker_data_backup_restore (backup_file, backup_finished_cb, NULL, NULL, (const gchar **) test_schemas);
+ tracker_data_backup_restore (backup_file, backup_finished_cb, NULL, NULL, (const gchar **) test_schemas, NULL, NULL);
check_content_in_db (3, 1);
g_free (test_schemas[0]);
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