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Merge branch 'keyfile-settings-fix-again' into 'master'

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gkeyfilesettingsbackend: Fix basename handling when group is unset

See merge request GNOME/glib!1941
This commit is contained in:
Sebastian Dröge 2021-02-11 08:00:00 +00:00
commit 90d34b3078
2 changed files with 182 additions and 2 deletions
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14
gio/gkeyfilesettingsbackend.c
View File

@ -161,6 +161,13 @@ convert_path (GKeyfileSettingsBackend *kfsb,
last_slash = strrchr (key, '/');
/* Disallow empty group names or key names */
if (key_len == 0 ||
(last_slash != NULL &&
(*(last_slash + 1) == '\0' ||
last_slash == key)))
return FALSE;
if (kfsb->root_group)
{
/* if a root_group was specified, make sure the user hasn't given
@ -188,7 +195,12 @@ convert_path (GKeyfileSettingsBackend *kfsb,
}
if (basename)
*basename = g_memdup2 (last_slash + 1, key_len - (last_slash - key));
{
if (last_slash != NULL)
*basename = g_memdup2 (last_slash + 1, key_len - (last_slash - key));
else
*basename = g_strdup (key);
}
return TRUE;
}

170
gio/tests/gsettings.c
View File

@ -1740,6 +1740,14 @@ key_changed_cb (GSettings *settings, const gchar *key, gpointer data)
(*b) = TRUE;
}
typedef struct
{
const gchar *path;
const gchar *root_group;
const gchar *keyfile_group;
const gchar *root_path;
} KeyfileTestData;
/*
* Test that using a keyfile works
*/
@ -1834,7 +1842,11 @@ test_keyfile (Fixture *fixture,
g_free (str);
g_settings_set (settings, "farewell", "s", "cheerio");
/* Check that empty keys/groups are not allowed. */
g_assert_false (g_settings_is_writable (settings, ""));
g_assert_false (g_settings_is_writable (settings, "/"));
/* When executing as root, changing the mode of the keyfile will have
* no effect on the writability of the settings.
*/
@ -1866,6 +1878,149 @@ test_keyfile (Fixture *fixture,
g_free (keyfile_path);
}
/*
* Test that using a keyfile works with a schema with no path set.
*/
static void
test_keyfile_no_path (Fixture *fixture,
gconstpointer user_data)
{
const KeyfileTestData *test_data = user_data;
GSettingsBackend *kf_backend;
GSettings *settings;
GKeyFile *keyfile;
gboolean writable;
gchar *key = NULL;
GError *error = NULL;
gchar *keyfile_path = NULL, *store_path = NULL;
keyfile_path = g_build_filename (fixture->tmp_dir, "keyfile", NULL);
store_path = g_build_filename (keyfile_path, "gsettings.store", NULL);
kf_backend = g_keyfile_settings_backend_new (store_path, test_data->root_path, test_data->root_group);
settings = g_settings_new_with_backend_and_path ("org.gtk.test.no-path", kf_backend, test_data->path);
g_object_unref (kf_backend);
g_settings_reset (settings, "test-boolean");
g_assert_true (g_settings_get_boolean (settings, "test-boolean"));
writable = g_settings_is_writable (settings, "test-boolean");
g_assert_true (writable);
g_settings_set (settings, "test-boolean", "b", FALSE);
g_assert_false (g_settings_get_boolean (settings, "test-boolean"));
g_settings_delay (settings);
g_settings_set (settings, "test-boolean", "b", TRUE);
g_settings_apply (settings);
keyfile = g_key_file_new ();
g_assert_true (g_key_file_load_from_file (keyfile, store_path, 0, NULL));
g_assert_true (g_key_file_get_boolean (keyfile, test_data->keyfile_group, "test-boolean", NULL));
g_key_file_free (keyfile);
g_settings_reset (settings, "test-boolean");
g_settings_apply (settings);
keyfile = g_key_file_new ();
g_assert_true (g_key_file_load_from_file (keyfile, store_path, 0, NULL));
g_assert_false (g_key_file_get_string (keyfile, test_data->keyfile_group, "test-boolean", &error));
g_assert_error (error, G_KEY_FILE_ERROR, G_KEY_FILE_ERROR_KEY_NOT_FOUND);
g_clear_error (&error);
/* Check that empty keys/groups are not allowed. */
g_assert_false (g_settings_is_writable (settings, ""));
g_assert_false (g_settings_is_writable (settings, "/"));
/* Keys which ghost the root group name are not allowed. This can only be
* tested when the path is `/` as otherwise it acts as a prefix and prevents
* any ghosting. */
if (g_str_equal (test_data->path, "/"))
{
key = g_strdup_printf ("%s/%s", test_data->root_group, "");
g_assert_false (g_settings_is_writable (settings, key));
g_free (key);
key = g_strdup_printf ("%s/%s", test_data->root_group, "/");
g_assert_false (g_settings_is_writable (settings, key));
g_free (key);
key = g_strdup_printf ("%s/%s", test_data->root_group, "test-boolean");
g_assert_false (g_settings_is_writable (settings, key));
g_free (key);
}
g_key_file_free (keyfile);
g_object_unref (settings);
/* Clean up the temporary directory. */
g_assert_no_errno (g_chmod (keyfile_path, 0777));
g_assert_no_errno (g_remove (store_path));
g_assert_no_errno (g_rmdir (keyfile_path));
g_free (store_path);
g_free (keyfile_path);
}
/*
* Test that a keyfile rejects writes to keys outside its root path.
*/
static void
test_keyfile_outside_root_path (Fixture *fixture,
gconstpointer user_data)
{
GSettingsBackend *kf_backend;
GSettings *settings;
gchar *keyfile_path = NULL, *store_path = NULL;
keyfile_path = g_build_filename (fixture->tmp_dir, "keyfile", NULL);
store_path = g_build_filename (keyfile_path, "gsettings.store", NULL);
kf_backend = g_keyfile_settings_backend_new (store_path, "/tests/basic-types/", "root");
settings = g_settings_new_with_backend_and_path ("org.gtk.test.no-path", kf_backend, "/tests/");
g_object_unref (kf_backend);
g_assert_false (g_settings_is_writable (settings, "test-boolean"));
g_object_unref (settings);
/* Clean up the temporary directory. The keyfile probably doesn’t exist, so
* don’t error on failure. */
g_remove (store_path);
g_assert_no_errno (g_rmdir (keyfile_path));
g_free (store_path);
g_free (keyfile_path);
}
/*
* Test that a keyfile rejects writes to keys in the root if no root group is set.
*/
static void
test_keyfile_no_root_group (Fixture *fixture,
gconstpointer user_data)
{
GSettingsBackend *kf_backend;
GSettings *settings;
gchar *keyfile_path = NULL, *store_path = NULL;
keyfile_path = g_build_filename (fixture->tmp_dir, "keyfile", NULL);
store_path = g_build_filename (keyfile_path, "gsettings.store", NULL);
kf_backend = g_keyfile_settings_backend_new (store_path, "/", NULL);
settings = g_settings_new_with_backend_and_path ("org.gtk.test.no-path", kf_backend, "/");
g_object_unref (kf_backend);
g_assert_false (g_settings_is_writable (settings, "test-boolean"));
g_assert_true (g_settings_is_writable (settings, "child/test-boolean"));
g_object_unref (settings);
/* Clean up the temporary directory. The keyfile probably doesn’t exist, so
* don’t error on failure. */
g_remove (store_path);
g_assert_no_errno (g_rmdir (keyfile_path));
g_free (store_path);
g_free (keyfile_path);
}
/* Test that getting child schemas works
*/
static void
@ -2844,6 +2999,14 @@ main (int argc, char *argv[])
gchar *override_text;
gchar *enums;
gint result;
const KeyfileTestData keyfile_test_data_explicit_path = { "/tests/", "root", "tests", "/" };
const KeyfileTestData keyfile_test_data_empty_path = { "/", "root", "root", "/" };
const KeyfileTestData keyfile_test_data_long_path = {
"/tests/path/is/very/long/and/this/makes/some/comparisons/take/a/different/branch/",
"root",
"tests/path/is/very/long/and/this/makes/some/comparisons/take/a/different/branch",
"/"
};
/* Meson build sets this */
#ifdef TEST_LOCALE_PATH
@ -2967,6 +3130,11 @@ main (int argc, char *argv[])
}
g_test_add ("/gsettings/keyfile", Fixture, NULL, setup, test_keyfile, teardown);
g_test_add ("/gsettings/keyfile/explicit-path", Fixture, &keyfile_test_data_explicit_path, setup, test_keyfile_no_path, teardown);
g_test_add ("/gsettings/keyfile/empty-path", Fixture, &keyfile_test_data_empty_path, setup, test_keyfile_no_path, teardown);
g_test_add ("/gsettings/keyfile/long-path", Fixture, &keyfile_test_data_long_path, setup, test_keyfile_no_path, teardown);
g_test_add ("/gsettings/keyfile/outside-root-path", Fixture, NULL, setup, test_keyfile_outside_root_path, teardown);
g_test_add ("/gsettings/keyfile/no-root-group", Fixture, NULL, setup, test_keyfile_no_root_group, teardown);
g_test_add_func ("/gsettings/child-schema", test_child_schema);
g_test_add_func ("/gsettings/strinfo", test_strinfo);
g_test_add_func ("/gsettings/enums", test_enums);