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-rw-r--r--src/test/test-conf-files.c161
1 files changed, 161 insertions, 0 deletions
diff --git a/src/test/test-conf-files.c b/src/test/test-conf-files.c
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+++ b/src/test/test-conf-files.c
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+/* SPDX-License-Identifier: LGPL-2.1+ */
+/***
+ Copyright © 2014 Michael Marineau
+***/
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#include "alloc-util.h"
+#include "conf-files.h"
+#include "fileio.h"
+#include "fs-util.h"
+#include "macro.h"
+#include "mkdir.h"
+#include "parse-util.h"
+#include "path-util.h"
+#include "rm-rf.h"
+#include "string-util.h"
+#include "strv.h"
+#include "tests.h"
+#include "user-util.h"
+#include "util.h"
+
+static void setup_test_dir(char *tmp_dir, const char *files, ...) {
+ va_list ap;
+
+ assert_se(mkdtemp(tmp_dir));
+
+ va_start(ap, files);
+ while (files) {
+ _cleanup_free_ char *path;
+
+ assert_se(path = strappend(tmp_dir, files));
+ (void) mkdir_parents(path, 0755);
+ assert_se(write_string_file(path, "foobar", WRITE_STRING_FILE_CREATE) >= 0);
+
+ files = va_arg(ap, const char *);
+ }
+ va_end(ap);
+}
+
+static void test_conf_files_list(bool use_root) {
+ char tmp_dir[] = "/tmp/test-conf-files-XXXXXX";
+ _cleanup_strv_free_ char **found_files = NULL, **found_files2 = NULL;
+ const char *root_dir, *search_1, *search_2, *expect_a, *expect_b, *expect_c, *mask;
+
+ log_debug("/* %s(%s) */", __func__, yes_no(use_root));
+
+ setup_test_dir(tmp_dir,
+ "/dir1/a.conf",
+ "/dir2/a.conf",
+ "/dir2/b.conf",
+ "/dir2/c.foo",
+ "/dir2/d.conf",
+ NULL);
+
+ mask = strjoina(tmp_dir, "/dir1/d.conf");
+ assert_se(symlink("/dev/null", mask) >= 0);
+
+ if (use_root) {
+ root_dir = tmp_dir;
+ search_1 = "/dir1";
+ search_2 = "/dir2";
+ } else {
+ root_dir = NULL;
+ search_1 = strjoina(tmp_dir, "/dir1");
+ search_2 = strjoina(tmp_dir, "/dir2");
+ }
+
+ expect_a = strjoina(tmp_dir, "/dir1/a.conf");
+ expect_b = strjoina(tmp_dir, "/dir2/b.conf");
+ expect_c = strjoina(tmp_dir, "/dir2/c.foo");
+
+ log_debug("/* Check when filtered by suffix */");
+
+ assert_se(conf_files_list(&found_files, ".conf", root_dir, CONF_FILES_FILTER_MASKED, search_1, search_2, NULL) == 0);
+ strv_print(found_files);
+
+ assert_se(found_files);
+ assert_se(streq_ptr(found_files[0], expect_a));
+ assert_se(streq_ptr(found_files[1], expect_b));
+ assert_se(!found_files[2]);
+
+ log_debug("/* Check when unfiltered */");
+ assert_se(conf_files_list(&found_files2, NULL, root_dir, CONF_FILES_FILTER_MASKED, search_1, search_2, NULL) == 0);
+ strv_print(found_files2);
+
+ assert_se(found_files2);
+ assert_se(streq_ptr(found_files2[0], expect_a));
+ assert_se(streq_ptr(found_files2[1], expect_b));
+ assert_se(streq_ptr(found_files2[2], expect_c));
+ assert_se(!found_files2[3]);
+
+ assert_se(rm_rf(tmp_dir, REMOVE_ROOT|REMOVE_PHYSICAL) == 0);
+}
+
+static void test_conf_files_insert(const char *root) {
+ _cleanup_strv_free_ char **s = NULL;
+
+ log_info("/* %s root=%s */", __func__, strempty(root));
+
+ char **dirs = STRV_MAKE("/dir1", "/dir2", "/dir3");
+
+ _cleanup_free_ const char
+ *foo1 = prefix_root(root, "/dir1/foo.conf"),
+ *foo2 = prefix_root(root, "/dir2/foo.conf"),
+ *bar2 = prefix_root(root, "/dir2/bar.conf"),
+ *zzz3 = prefix_root(root, "/dir3/zzz.conf"),
+ *whatever = prefix_root(root, "/whatever.conf");
+
+ assert_se(conf_files_insert(&s, root, dirs, "/dir2/foo.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(foo2)));
+
+ /* The same file again, https://github.com/systemd/systemd/issues/11124 */
+ assert_se(conf_files_insert(&s, root, dirs, "/dir2/foo.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(foo2)));
+
+ /* Lower priority → new entry is ignored */
+ assert_se(conf_files_insert(&s, root, dirs, "/dir3/foo.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(foo2)));
+
+ /* Higher priority → new entry replaces */
+ assert_se(conf_files_insert(&s, root, dirs, "/dir1/foo.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(foo1)));
+
+ /* Earlier basename */
+ assert_se(conf_files_insert(&s, root, dirs, "/dir2/bar.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(bar2, foo1)));
+
+ /* Later basename */
+ assert_se(conf_files_insert(&s, root, dirs, "/dir3/zzz.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(bar2, foo1, zzz3)));
+
+ /* All lower priority → all ignored */
+ assert_se(conf_files_insert(&s, root, dirs, "/dir3/zzz.conf") == 0);
+ assert_se(conf_files_insert(&s, root, dirs, "/dir2/bar.conf") == 0);
+ assert_se(conf_files_insert(&s, root, dirs, "/dir3/bar.conf") == 0);
+ assert_se(conf_files_insert(&s, root, dirs, "/dir2/foo.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(bar2, foo1, zzz3)));
+
+ /* Two entries that don't match any of the directories, but match basename */
+ assert_se(conf_files_insert(&s, root, dirs, "/dir4/zzz.conf") == 0);
+ assert_se(conf_files_insert(&s, root, dirs, "/zzz.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(bar2, foo1, zzz3)));
+
+ /* An entry that doesn't match any of the directories, no match at all */
+ assert_se(conf_files_insert(&s, root, dirs, "/whatever.conf") == 0);
+ assert_se(strv_equal(s, STRV_MAKE(bar2, foo1, whatever, zzz3)));
+}
+
+int main(int argc, char **argv) {
+ test_setup_logging(LOG_DEBUG);
+
+ test_conf_files_list(false);
+ test_conf_files_list(true);
+ test_conf_files_insert(NULL);
+ test_conf_files_insert("/root");
+ test_conf_files_insert("/root/");
+
+ return 0;
+}