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Revert an optimization that broke packagekit updates

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Kalev Lember 2020-09-14 12:12:15 +02:00
parent 8653941a77
commit d856322844
2 changed files with 283 additions and 1 deletions
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274
0001-Revert-packagekit-Avoid-600000-allocations-when-comp.patch Normal file
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@ -0,0 +1,274 @@
From b3a50ee2d6b93980d1808599ba003e9afc4feae5 Mon Sep 17 00:00:00 2001
From: Kalev Lember <klember@redhat.com>
Date: Mon, 14 Sep 2020 12:07:30 +0200
Subject: [PATCH] Revert "packagekit: Avoid 600000 allocations when comparing
package IDs"
This broke packagekit updates.
https://gitlab.gnome.org/GNOME/gnome-software/-/issues/1061
https://bodhi.fedoraproject.org/updates/FEDORA-2020-7f57486c95#comment-1621958
This reverts commit 955570e4a5d737a9a4f85860fd7e483158e130c4.
---
.../packagekit/gs-plugin-packagekit-refine.c | 12 +-
.../gs-plugin-packagekit-url-to-app.c | 6 +-
plugins/packagekit/packagekit-common.c | 149 ++++++------------
plugins/packagekit/packagekit-common.h | 3 +-
4 files changed, 54 insertions(+), 116 deletions(-)
diff --git a/plugins/packagekit/gs-plugin-packagekit-refine.c b/plugins/packagekit/gs-plugin-packagekit-refine.c
index 68f7eb64..813390b1 100644
--- a/plugins/packagekit/gs-plugin-packagekit-refine.c
+++ b/plugins/packagekit/gs-plugin-packagekit-refine.c
@@ -345,7 +345,6 @@ gs_plugin_packagekit_refine_details2 (GsPlugin *plugin,
g_autoptr(GPtrArray) array = NULL;
g_autoptr(GPtrArray) package_ids = NULL;
g_autoptr(PkResults) results = NULL;
- g_autoptr(GHashTable) details_collection = NULL;
package_ids = g_ptr_array_new_with_free_func (g_free);
for (i = 0; i < gs_app_list_length (list); i++) {
@@ -375,19 +374,12 @@ gs_plugin_packagekit_refine_details2 (GsPlugin *plugin,
return FALSE;
}
- /* get the results and copy them into a hash table for fast lookups:
- * there are typically 400 to 700 elements in @array, and 100 to 200
- * elements in @list, each with 1 or 2 source IDs to look up (but
- * sometimes 200) */
- array = pk_results_get_details_array (results);
- details_collection = gs_plugin_packagekit_details_array_to_hash (array);
-
/* set the update details for the update */
+ array = pk_results_get_details_array (results);
for (i = 0; i < gs_app_list_length (list); i++) {
app = gs_app_list_index (list, i);
- gs_plugin_packagekit_refine_details_app (plugin, details_collection, app);
+ gs_plugin_packagekit_refine_details_app (plugin, array, app);
}
-
return TRUE;
}
diff --git a/plugins/packagekit/gs-plugin-packagekit-url-to-app.c b/plugins/packagekit/gs-plugin-packagekit-url-to-app.c
index 04189204..7f566c72 100644
--- a/plugins/packagekit/gs-plugin-packagekit-url-to-app.c
+++ b/plugins/packagekit/gs-plugin-packagekit-url-to-app.c
@@ -106,15 +106,11 @@ gs_plugin_url_to_app (GsPlugin *plugin,
details = pk_results_get_details_array (results);
if (packages->len >= 1) {
- g_autoptr(GHashTable) details_collection = NULL;
-
if (gs_app_get_local_file (app) != NULL)
return TRUE;
- details_collection = gs_plugin_packagekit_details_array_to_hash (details);
-
gs_plugin_packagekit_resolve_packages_app (plugin, packages, app);
- gs_plugin_packagekit_refine_details_app (plugin, details_collection, app);
+ gs_plugin_packagekit_refine_details_app (plugin, details, app);
gs_app_list_add (list, app);
} else {
diff --git a/plugins/packagekit/packagekit-common.c b/plugins/packagekit/packagekit-common.c
index 495960dd..9367f5bf 100644
--- a/plugins/packagekit/packagekit-common.c
+++ b/plugins/packagekit/packagekit-common.c
@@ -388,127 +388,78 @@ gs_plugin_packagekit_set_metadata_from_package (GsPlugin *plugin,
pk_package_get_summary (package));
}
-/* Hash functions which compare PkPackageIds on NAME, VERSION and ARCH, but not DATA.
- * This is because some backends do not append the origin.
+/*
+ * gs_pk_compare_ids:
*
- * Borrowing some implementation details from pk-package-id.c, a package
- * ID is a semicolon-separated list of NAME;[VERSION];[ARCH];[DATA],
- * so a comparison which ignores DATA is just a strncmp() up to and
- * including the final semicolon.
- *
- * Doing it this way means zero allocations, which allows the hash and
- * equality functions to be fast. This is important when dealing with
- * large refine() package lists.
- *
- * The hash and equality functions assume that the IDs they are passed are
- * valid. */
-static guint
-package_id_hash (gconstpointer key)
-{
- const gchar *package_id = key;
- gchar *no_data;
- gsize i, last_semicolon = 0;
-
- /* find the last semicolon, which starts the DATA section */
- for (i = 0; package_id[i] != '\0'; i++) {
- if (package_id[i] == ';')
- last_semicolon = i;
- }
-
- /* exit early if the DATA section was empty */
- if (last_semicolon + 1 == i)
- return g_str_hash (package_id);
-
- /* extract up to (and including) the last semicolon into a local string */
- no_data = g_alloca (last_semicolon + 2);
- memcpy (no_data, package_id, last_semicolon + 1);
- no_data[last_semicolon + 1] = '\0';
-
- return g_str_hash (no_data);
-}
-
+ * Do not compare the repo. Some backends do not append the origin.
+ */
static gboolean
-package_id_equal (gconstpointer a,
- gconstpointer b)
+gs_pk_compare_ids (const gchar *package_id1, const gchar *package_id2)
{
- const gchar *package_id_a = a;
- const gchar *package_id_b = b;
- gsize n_semicolons = 0;
-
- /* compare up to and including the last semicolon */
- for (gsize i = 0; package_id_a[i] != '\0' && package_id_b[i] != '\0'; i++) {
- if (package_id_a[i] != package_id_b[i])
- return FALSE;
- if (package_id_a[i] == ';')
- n_semicolons++;
- if (n_semicolons == 4)
- return TRUE;
- }
+ gboolean ret;
+ g_auto(GStrv) split1 = NULL;
+ g_auto(GStrv) split2 = NULL;
- return FALSE;
+ split1 = pk_package_id_split (package_id1);
+ if (split1 == NULL)
+ return FALSE;
+ split2 = pk_package_id_split (package_id2);
+ if (split2 == NULL)
+ return FALSE;
+ ret = (g_strcmp0 (split1[PK_PACKAGE_ID_NAME],
+ split2[PK_PACKAGE_ID_NAME]) == 0 &&
+ g_strcmp0 (split1[PK_PACKAGE_ID_VERSION],
+ split2[PK_PACKAGE_ID_VERSION]) == 0 &&
+ g_strcmp0 (split1[PK_PACKAGE_ID_ARCH],
+ split2[PK_PACKAGE_ID_ARCH]) == 0);
+ return ret;
}
-GHashTable *
-gs_plugin_packagekit_details_array_to_hash (GPtrArray *array)
-{
- g_autoptr(GHashTable) details_collection = NULL;
-
- details_collection = g_hash_table_new_full (package_id_hash, package_id_equal,
- NULL, NULL);
-
- for (gsize i = 0; i < array->len; i++) {
- PkDetails *details = g_ptr_array_index (array, i);
- g_hash_table_insert (details_collection,
- pk_details_get_package_id (details),
- details);
- }
-
- return g_steal_pointer (&details_collection);
-}
void
gs_plugin_packagekit_refine_details_app (GsPlugin *plugin,
- GHashTable *details_collection,
+ GPtrArray *array,
GsApp *app)
{
GPtrArray *source_ids;
PkDetails *details;
const gchar *package_id;
+ guint i;
guint j;
guint64 size = 0;
- /* @source_ids can have as many as 200 elements (google-noto); typically
- * it has 1 or 2
- *
- * @details_collection is typically a large list of apps in the
- * repository, on the order of 400 or 700 apps */
source_ids = gs_app_get_source_ids (app);
for (j = 0; j < source_ids->len; j++) {
package_id = g_ptr_array_index (source_ids, j);
- details = g_hash_table_lookup (details_collection, package_id);
- if (details == NULL)
- continue;
-
- if (gs_app_get_license (app) == NULL) {
- g_autofree gchar *license_spdx = NULL;
- license_spdx = as_utils_license_to_spdx (pk_details_get_license (details));
- if (license_spdx != NULL) {
- gs_app_set_license (app,
- GS_APP_QUALITY_LOWEST,
- license_spdx);
+ for (i = 0; i < array->len; i++) {
+ /* right package? */
+ details = g_ptr_array_index (array, i);
+ if (!gs_pk_compare_ids (package_id,
+ pk_details_get_package_id (details))) {
+ continue;
}
+ if (gs_app_get_license (app) == NULL) {
+ g_autofree gchar *license_spdx = NULL;
+ license_spdx = as_utils_license_to_spdx (pk_details_get_license (details));
+ if (license_spdx != NULL) {
+ gs_app_set_license (app,
+ GS_APP_QUALITY_LOWEST,
+ license_spdx);
+ }
+ }
+ if (gs_app_get_url (app, AS_URL_KIND_HOMEPAGE) == NULL) {
+ gs_app_set_url (app,
+ AS_URL_KIND_HOMEPAGE,
+ pk_details_get_url (details));
+ }
+ if (gs_app_get_description (app) == NULL) {
+ gs_app_set_description (app,
+ GS_APP_QUALITY_LOWEST,
+ pk_details_get_description (details));
+ }
+ size += pk_details_get_size (details);
+ break;
}
- if (gs_app_get_url (app, AS_URL_KIND_HOMEPAGE) == NULL) {
- gs_app_set_url (app,
- AS_URL_KIND_HOMEPAGE,
- pk_details_get_url (details));
- }
- if (gs_app_get_description (app) == NULL) {
- gs_app_set_description (app,
- GS_APP_QUALITY_LOWEST,
- pk_details_get_description (details));
- }
- size += pk_details_get_size (details);
}
/* the size is the size of all sources */
diff --git a/plugins/packagekit/packagekit-common.h b/plugins/packagekit/packagekit-common.h
index 9f523684..0742ea3a 100644
--- a/plugins/packagekit/packagekit-common.h
+++ b/plugins/packagekit/packagekit-common.h
@@ -30,9 +30,8 @@ void gs_plugin_packagekit_resolve_packages_app (GsPlugin *plugin,
void gs_plugin_packagekit_set_metadata_from_package (GsPlugin *plugin,
GsApp *app,
PkPackage *package);
-GHashTable * gs_plugin_packagekit_details_array_to_hash (GPtrArray *array);
void gs_plugin_packagekit_refine_details_app (GsPlugin *plugin,
- GHashTable *details_collection,
+ GPtrArray *array,
GsApp *app);
void gs_plugin_packagekit_set_packaging_format (GsPlugin *plugin,
GsApp *app);
--
2.26.2

10
gnome-software.spec
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@ -11,13 +11,18 @@
Name: gnome-software Name: gnome-software
Version: 3.38.0 Version: 3.38.0
Release: 1%{?dist} Release: 2%{?dist}
Summary: A software center for GNOME Summary: A software center for GNOME
License: GPLv2+ License: GPLv2+
URL: https://wiki.gnome.org/Apps/Software URL: https://wiki.gnome.org/Apps/Software
Source0: https://download.gnome.org/sources/gnome-software/3.38/%{name}-%{version}.tar.xz Source0: https://download.gnome.org/sources/gnome-software/3.38/%{name}-%{version}.tar.xz
# Revert an optimization that broke packagekit updates
# https://gitlab.gnome.org/GNOME/gnome-software/-/issues/1061
# https://bodhi.fedoraproject.org/updates/FEDORA-2020-7f57486c95#comment-1621958
Patch0: 0001-Revert-packagekit-Avoid-600000-allocations-when-comp.patch
BuildRequires: gcc BuildRequires: gcc
BuildRequires: gettext BuildRequires: gettext
BuildRequires: libxslt BuildRequires: libxslt
@ -206,6 +211,9 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/*.desktop
%{_datadir}/gtk-doc/html/gnome-software %{_datadir}/gtk-doc/html/gnome-software
%changelog %changelog
* Mon Sep 14 2020 Kalev Lember <klember@redhat.com> - 3.38.0-2
- Revert an optimization that broke packagekit updates
* Fri Sep 11 2020 Kalev Lember <klember@redhat.com> - 3.38.0-1 * Fri Sep 11 2020 Kalev Lember <klember@redhat.com> - 3.38.0-1
- Update to 3.38.0 - Update to 3.38.0