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-rw-r--r--plugins/repos/gs-plugin-repos.c247
1 files changed, 247 insertions, 0 deletions
diff --git a/plugins/repos/gs-plugin-repos.c b/plugins/repos/gs-plugin-repos.c
new file mode 100644
index 0000000..a35fc80
--- /dev/null
+++ b/plugins/repos/gs-plugin-repos.c
@@ -0,0 +1,247 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ * vi:set noexpandtab tabstop=8 shiftwidth=8:
+ *
+ * Copyright (C) 2016 Richard Hughes <richard@hughsie.com>
+ * Copyright (C) 2017-2018 Kalev Lember <klember@redhat.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+
+#include <gnome-software.h>
+
+struct GsPluginData {
+ GHashTable *fns; /* origin : filename */
+ GHashTable *urls; /* origin : url */
+ GFileMonitor *monitor;
+ GMutex mutex;
+ gchar *reposdir;
+ gboolean valid;
+};
+
+void
+gs_plugin_initialize (GsPlugin *plugin)
+{
+ GsPluginData *priv = gs_plugin_alloc_data (plugin, sizeof(GsPluginData));
+
+ g_mutex_init (&priv->mutex);
+
+ /* for debugging and the self tests */
+ priv->reposdir = g_strdup (g_getenv ("GS_SELF_TEST_REPOS_DIR"));
+ if (priv->reposdir == NULL)
+ priv->reposdir = g_strdup ("/etc/yum.repos.d");
+
+ /* plugin only makes sense if this exists at startup */
+ if (!g_file_test (priv->reposdir, G_FILE_TEST_EXISTS)) {
+ gs_plugin_set_enabled (plugin, FALSE);
+ return;
+ }
+
+ /* we also watch this for changes */
+ priv->fns = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
+ priv->urls = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
+
+ /* need application IDs */
+ gs_plugin_add_rule (plugin, GS_PLUGIN_RULE_RUN_AFTER, "packagekit-refine");
+ gs_plugin_add_rule (plugin, GS_PLUGIN_RULE_RUN_AFTER, "rpm-ostree");
+}
+
+void
+gs_plugin_destroy (GsPlugin *plugin)
+{
+ GsPluginData *priv = gs_plugin_get_data (plugin);
+ g_free (priv->reposdir);
+ if (priv->fns != NULL)
+ g_hash_table_unref (priv->fns);
+ if (priv->urls != NULL)
+ g_hash_table_unref (priv->urls);
+ if (priv->monitor != NULL)
+ g_object_unref (priv->monitor);
+ g_mutex_clear (&priv->mutex);
+}
+
+/* mutex must be held */
+static gboolean
+gs_plugin_repos_setup (GsPlugin *plugin, GCancellable *cancellable, GError **error)
+{
+ GsPluginData *priv = gs_plugin_get_data (plugin);
+ g_autoptr(GDir) dir = NULL;
+ const gchar *fn;
+
+ /* already valid */
+ if (priv->valid)
+ return TRUE;
+
+ /* clear existing */
+ g_hash_table_remove_all (priv->fns);
+ g_hash_table_remove_all (priv->urls);
+
+ /* search all files */
+ dir = g_dir_open (priv->reposdir, 0, error);
+ if (dir == NULL) {
+ gs_utils_error_convert_gio (error);
+ return FALSE;
+ }
+ while ((fn = g_dir_read_name (dir)) != NULL) {
+ g_autofree gchar *filename = NULL;
+ g_auto(GStrv) groups = NULL;
+ g_autoptr(GKeyFile) kf = g_key_file_new ();
+ guint i;
+
+ /* not a repo */
+ if (!g_str_has_suffix (fn, ".repo"))
+ continue;
+
+ /* load file */
+ filename = g_build_filename (priv->reposdir, fn, NULL);
+ if (!g_key_file_load_from_file (kf, filename,
+ G_KEY_FILE_NONE,
+ error)) {
+ gs_utils_error_convert_gio (error);
+ return FALSE;
+ }
+
+ /* we can have multiple repos in one file */
+ groups = g_key_file_get_groups (kf, NULL);
+ for (i = 0; groups[i] != NULL; i++) {
+ g_autofree gchar *tmp = NULL;
+
+ g_hash_table_insert (priv->fns,
+ g_strdup (groups[i]),
+ g_strdup (filename));
+
+ tmp = g_key_file_get_string (kf, groups[i], "baseurl", NULL);
+ if (tmp != NULL) {
+ g_hash_table_insert (priv->urls,
+ g_strdup (groups[i]),
+ g_strdup (tmp));
+ continue;
+ }
+
+ tmp = g_key_file_get_string (kf, groups[i], "metalink", NULL);
+ if (tmp != NULL) {
+ g_hash_table_insert (priv->urls,
+ g_strdup (groups[i]),
+ g_strdup (tmp));
+ continue;
+ }
+ }
+ }
+
+ /* success */
+ priv->valid = TRUE;
+ return TRUE;
+}
+
+static void
+gs_plugin_repos_changed_cb (GFileMonitor *monitor,
+ GFile *file,
+ GFile *other_file,
+ GFileMonitorEvent event_type,
+ GsPlugin *plugin)
+{
+ GsPluginData *priv = gs_plugin_get_data (plugin);
+ priv->valid = FALSE;
+}
+
+gboolean
+gs_plugin_setup (GsPlugin *plugin, GCancellable *cancellable, GError **error)
+{
+ GsPluginData *priv = gs_plugin_get_data (plugin);
+ g_autoptr(GFile) file = g_file_new_for_path (priv->reposdir);
+ g_autoptr(GMutexLocker) locker = g_mutex_locker_new (&priv->mutex);
+
+ /* watch for changes */
+ priv->monitor = g_file_monitor_directory (file, G_FILE_MONITOR_NONE, cancellable, error);
+ if (priv->monitor == NULL) {
+ gs_utils_error_convert_gio (error);
+ return FALSE;
+ }
+ g_signal_connect (priv->monitor, "changed",
+ G_CALLBACK (gs_plugin_repos_changed_cb), plugin);
+
+ /* unconditionally at startup */
+ return gs_plugin_repos_setup (plugin, cancellable, error);
+}
+
+static gboolean
+refine_app_locked (GsPlugin *plugin,
+ GsApp *app,
+ GsPluginRefineFlags flags,
+ GCancellable *cancellable,
+ GError **error)
+{
+ GsPluginData *priv = gs_plugin_get_data (plugin);
+ const gchar *tmp;
+
+ /* not required */
+ if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_ORIGIN_HOSTNAME) == 0)
+ return TRUE;
+ if (gs_app_get_origin_hostname (app) != NULL)
+ return TRUE;
+
+ /* make sure we don't end up refining flatpak repos */
+ if (gs_app_get_bundle_kind (app) != AS_BUNDLE_KIND_PACKAGE)
+ return TRUE;
+
+ /* ensure valid */
+ if (!gs_plugin_repos_setup (plugin, cancellable, error))
+ return FALSE;
+
+ /* find hostname */
+ switch (gs_app_get_kind (app)) {
+ case AS_APP_KIND_SOURCE:
+ if (gs_app_get_id (app) == NULL)
+ return TRUE;
+ tmp = g_hash_table_lookup (priv->urls, gs_app_get_id (app));
+ if (tmp != NULL)
+ gs_app_set_url (app, AS_URL_KIND_HOMEPAGE, tmp);
+ break;
+ default:
+ if (gs_app_get_origin (app) == NULL)
+ return TRUE;
+ tmp = g_hash_table_lookup (priv->urls, gs_app_get_origin (app));
+ if (tmp != NULL)
+ gs_app_set_origin_hostname (app, tmp);
+ break;
+ }
+
+ /* find filename */
+ switch (gs_app_get_kind (app)) {
+ case AS_APP_KIND_SOURCE:
+ if (gs_app_get_id (app) == NULL)
+ return TRUE;
+ tmp = g_hash_table_lookup (priv->fns, gs_app_get_id (app));
+ if (tmp != NULL)
+ gs_app_set_metadata (app, "repos::repo-filename", tmp);
+ break;
+ default:
+ break;
+ }
+
+ return TRUE;
+}
+
+gboolean
+gs_plugin_refine (GsPlugin *plugin,
+ GsAppList *list,
+ GsPluginRefineFlags flags,
+ GCancellable *cancellable,
+ GError **error)
+{
+ GsPluginData *priv = gs_plugin_get_data (plugin);
+ g_autoptr(GMutexLocker) locker = g_mutex_locker_new (&priv->mutex);
+
+ /* nothing to do here */
+ if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_ORIGIN_HOSTNAME) == 0)
+ return TRUE;
+
+ for (guint i = 0; i < gs_app_list_length (list); i++) {
+ GsApp *app = gs_app_list_index (list, i);
+ if (!refine_app_locked (plugin, app, flags, cancellable, error))
+ return FALSE;
+ }
+
+ return TRUE;
+}
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