From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:35:18 +0200 Subject: Adding upstream version 252.22. Signed-off-by: Daniel Baumann --- src/test/test-proc-cmdline.c | 257 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 257 insertions(+) create mode 100644 src/test/test-proc-cmdline.c (limited to 'src/test/test-proc-cmdline.c') diff --git a/src/test/test-proc-cmdline.c b/src/test/test-proc-cmdline.c new file mode 100644 index 0000000..1f43bb3 --- /dev/null +++ b/src/test/test-proc-cmdline.c @@ -0,0 +1,257 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "alloc-util.h" +#include "env-util.h" +#include "errno-util.h" +#include "log.h" +#include "macro.h" +#include "proc-cmdline.h" +#include "special.h" +#include "string-util.h" +#include "tests.h" +#include "util.h" + +static int obj; + +static int parse_item(const char *key, const char *value, void *data) { + assert_se(key); + assert_se(data == &obj); + + log_info("kernel cmdline option <%s> = <%s>", key, strna(value)); + return 0; +} + +TEST(proc_cmdline_parse) { + assert_se(proc_cmdline_parse(parse_item, &obj, PROC_CMDLINE_STRIP_RD_PREFIX) >= 0); +} + +TEST(proc_cmdline_override) { + assert_se(putenv((char*) "SYSTEMD_PROC_CMDLINE=foo_bar=quux wuff-piep=tuet zumm some_arg_with_space='foo bar' and_one_more=\"zzz aaa\"") == 0); + assert_se(putenv((char*) "SYSTEMD_EFI_OPTIONS=different") == 0); + + /* First test if the overrides for /proc/cmdline still work */ + _cleanup_free_ char *line = NULL, *value = NULL; + assert_se(proc_cmdline(&line) >= 0); + + /* Test if parsing makes uses of the override */ + assert_se(streq(line, "foo_bar=quux wuff-piep=tuet zumm some_arg_with_space='foo bar' and_one_more=\"zzz aaa\"")); + assert_se(proc_cmdline_get_key("foo_bar", 0, &value) > 0 && streq_ptr(value, "quux")); + value = mfree(value); + + assert_se(proc_cmdline_get_key("some_arg_with_space", 0, &value) > 0 && streq_ptr(value, "foo bar")); + value = mfree(value); + + assert_se(proc_cmdline_get_key("and_one_more", 0, &value) > 0 && streq_ptr(value, "zzz aaa")); + value = mfree(value); + + assert_se(putenv((char*) "SYSTEMD_PROC_CMDLINE=") == 0); + assert_se(putenv((char*) "SYSTEMD_PROC_CMDLINE=foo_bar=quux wuff-piep=tuet zumm some_arg_with_space='foo bar' and_one_more=\"zzz aaa\"") == 0); + + assert_se(streq(line, "foo_bar=quux wuff-piep=tuet zumm some_arg_with_space='foo bar' and_one_more=\"zzz aaa\"")); + assert_se(proc_cmdline_get_key("foo_bar", 0, &value) > 0 && streq_ptr(value, "quux")); + value = mfree(value); + + assert_se(proc_cmdline_get_key("some_arg_with_space", 0, &value) > 0 && streq_ptr(value, "foo bar")); + value = mfree(value); + + assert_se(proc_cmdline_get_key("and_one_more", 0, &value) > 0 && streq_ptr(value, "zzz aaa")); + value = mfree(value); +} + +static int parse_item_given(const char *key, const char *value, void *data) { + assert_se(key); + assert_se(data); + + bool *strip = data; + + log_info("%s: option <%s> = <%s>", __func__, key, strna(value)); + if (proc_cmdline_key_streq(key, "foo_bar")) + assert_se(streq(value, "quux")); + else if (proc_cmdline_key_streq(key, "wuff-piep")) + assert_se(streq(value, "tuet ")); + else if (proc_cmdline_key_streq(key, "space")) + assert_se(streq(value, "x y z")); + else if (proc_cmdline_key_streq(key, "miepf")) + assert_se(streq(value, "uuu")); + else if (in_initrd() && *strip && proc_cmdline_key_streq(key, "zumm")) + assert_se(!value); + else if (in_initrd() && !*strip && proc_cmdline_key_streq(key, "rd.zumm")) + assert_se(!value); + else + assert_not_reached(); + + return 0; +} + +static void test_proc_cmdline_given_one(bool flip_initrd) { + log_info("/* %s (flip: %s) */", __func__, yes_no(flip_initrd)); + + if (flip_initrd) + in_initrd_force(!in_initrd()); + + bool t = true, f = false; + assert_se(proc_cmdline_parse_given("foo_bar=quux wuff-piep=\"tuet \" rd.zumm space='x y z' miepf=\"uuu\"", + parse_item_given, &t, PROC_CMDLINE_STRIP_RD_PREFIX) >= 0); + + assert_se(proc_cmdline_parse_given("foo_bar=quux wuff-piep=\"tuet \" rd.zumm space='x y z' miepf=\"uuu\"", + parse_item_given, &f, 0) >= 0); + + if (flip_initrd) + in_initrd_force(!in_initrd()); +} + +TEST(test_proc_cmdline_given) { + test_proc_cmdline_given_one(false); + /* Repeat the same thing, but now flip our ininitrdness */ + test_proc_cmdline_given_one(true); +} + +TEST(proc_cmdline_get_key) { + _cleanup_free_ char *value = NULL; + + assert_se(putenv((char*) "SYSTEMD_PROC_CMDLINE=foo_bar=quux wuff-piep=tuet zumm spaaace='ö ü ß' ticks=\"''\"\n\nkkk=uuu\n\n\n") == 0); + + assert_se(proc_cmdline_get_key("", 0, &value) == -EINVAL); + assert_se(proc_cmdline_get_key("abc", 0, NULL) == 0); + assert_se(proc_cmdline_get_key("abc", 0, &value) == 0 && value == NULL); + assert_se(proc_cmdline_get_key("abc", PROC_CMDLINE_VALUE_OPTIONAL, &value) == 0 && value == NULL); + + assert_se(proc_cmdline_get_key("foo_bar", 0, &value) > 0 && streq_ptr(value, "quux")); + value = mfree(value); + assert_se(proc_cmdline_get_key("foo_bar", PROC_CMDLINE_VALUE_OPTIONAL, &value) > 0 && streq_ptr(value, "quux")); + value = mfree(value); + assert_se(proc_cmdline_get_key("foo-bar", 0, &value) > 0 && streq_ptr(value, "quux")); + value = mfree(value); + assert_se(proc_cmdline_get_key("foo-bar", PROC_CMDLINE_VALUE_OPTIONAL, &value) > 0 && streq_ptr(value, "quux")); + value = mfree(value); + assert_se(proc_cmdline_get_key("foo-bar", 0, NULL) == 0); + assert_se(proc_cmdline_get_key("foo-bar", PROC_CMDLINE_VALUE_OPTIONAL, NULL) == -EINVAL); + + assert_se(proc_cmdline_get_key("wuff-piep", 0, &value) > 0 && streq_ptr(value, "tuet")); + value = mfree(value); + assert_se(proc_cmdline_get_key("wuff-piep", PROC_CMDLINE_VALUE_OPTIONAL, &value) > 0 && streq_ptr(value, "tuet")); + value = mfree(value); + assert_se(proc_cmdline_get_key("wuff_piep", 0, &value) > 0 && streq_ptr(value, "tuet")); + value = mfree(value); + assert_se(proc_cmdline_get_key("wuff_piep", PROC_CMDLINE_VALUE_OPTIONAL, &value) > 0 && streq_ptr(value, "tuet")); + value = mfree(value); + assert_se(proc_cmdline_get_key("wuff_piep", 0, NULL) == 0); + assert_se(proc_cmdline_get_key("wuff_piep", PROC_CMDLINE_VALUE_OPTIONAL, NULL) == -EINVAL); + + assert_se(proc_cmdline_get_key("zumm", 0, &value) == 0 && value == NULL); + assert_se(proc_cmdline_get_key("zumm", PROC_CMDLINE_VALUE_OPTIONAL, &value) > 0 && value == NULL); + assert_se(proc_cmdline_get_key("zumm", 0, NULL) > 0); + + assert_se(proc_cmdline_get_key("spaaace", 0, &value) > 0 && streq_ptr(value, "ö ü ß")); + value = mfree(value); + + assert_se(proc_cmdline_get_key("ticks", 0, &value) > 0 && streq_ptr(value, "''")); + value = mfree(value); + + assert_se(proc_cmdline_get_key("kkk", 0, &value) > 0 && streq_ptr(value, "uuu")); +} + +TEST(proc_cmdline_get_bool) { + bool value = false; + + assert_se(putenv((char*) "SYSTEMD_PROC_CMDLINE=foo_bar bar-waldo=1 x_y-z=0 quux=miep\nda=yes\nthe=1") == 0); + assert_se(putenv((char*) "SYSTEMD_EFI_OPTIONS=") == 0); + + assert_se(proc_cmdline_get_bool("", &value) == -EINVAL); + assert_se(proc_cmdline_get_bool("abc", &value) == 0 && value == false); + assert_se(proc_cmdline_get_bool("foo_bar", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("foo-bar", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("bar-waldo", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("bar_waldo", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("x_y-z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("x-y-z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("x-y_z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("x_y_z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("quux", &value) == -EINVAL && value == false); + assert_se(proc_cmdline_get_bool("da", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("the", &value) > 0 && value == true); +} + +#if ENABLE_EFI +TEST(proc_cmdline_get_bool_efi) { + bool value = false; + + assert_se(putenv((char*) "SYSTEMD_PROC_CMDLINE=") == 0); + assert_se(putenv((char*) "SYSTEMD_EFI_OPTIONS=foo_bar bar-waldo=1 x_y-z=0 quux=miep\nda=yes\nthe=1") == 0); + + assert_se(proc_cmdline_get_bool("", &value) == -EINVAL); + assert_se(proc_cmdline_get_bool("abc", &value) == 0 && value == false); + assert_se(proc_cmdline_get_bool("foo_bar", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("foo-bar", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("bar-waldo", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("bar_waldo", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("x_y-z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("x-y-z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("x-y_z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("x_y_z", &value) > 0 && value == false); + assert_se(proc_cmdline_get_bool("quux", &value) == -EINVAL && value == false); + assert_se(proc_cmdline_get_bool("da", &value) > 0 && value == true); + assert_se(proc_cmdline_get_bool("the", &value) > 0 && value == true); +} +#endif + +TEST(proc_cmdline_get_key_many) { + _cleanup_free_ char *value1 = NULL, *value2 = NULL, *value3 = NULL, *value4 = NULL, *value5 = NULL, *value6 = NULL, *value7 = NULL; + + assert_se(putenv((char*) "SYSTEMD_PROC_CMDLINE=foo_bar=quux wuff-piep=tuet zumm SPACE='one two' doubleticks=\" aaa aaa \"\n\nzummm='\n'\n") == 0); + + assert_se(proc_cmdline_get_key_many(0, + "wuff-piep", &value3, + "foo_bar", &value1, + "idontexist", &value2, + "zumm", &value4, + "SPACE", &value5, + "doubleticks", &value6, + "zummm", &value7) == 5); + + assert_se(streq_ptr(value1, "quux")); + assert_se(!value2); + assert_se(streq_ptr(value3, "tuet")); + assert_se(!value4); + assert_se(streq_ptr(value5, "one two")); + assert_se(streq_ptr(value6, " aaa aaa ")); + assert_se(streq_ptr(value7, "\n")); +} + +TEST(proc_cmdline_key_streq) { + assert_se(proc_cmdline_key_streq("", "")); + assert_se(proc_cmdline_key_streq("a", "a")); + assert_se(!proc_cmdline_key_streq("", "a")); + assert_se(!proc_cmdline_key_streq("a", "")); + assert_se(proc_cmdline_key_streq("a", "a")); + assert_se(!proc_cmdline_key_streq("a", "b")); + assert_se(proc_cmdline_key_streq("x-y-z", "x-y-z")); + assert_se(proc_cmdline_key_streq("x-y-z", "x_y_z")); + assert_se(proc_cmdline_key_streq("x-y-z", "x-y_z")); + assert_se(proc_cmdline_key_streq("x-y-z", "x_y-z")); + assert_se(proc_cmdline_key_streq("x_y-z", "x-y_z")); + assert_se(!proc_cmdline_key_streq("x_y-z", "x-z_z")); +} + +TEST(proc_cmdline_key_startswith) { + assert_se(proc_cmdline_key_startswith("", "")); + assert_se(proc_cmdline_key_startswith("x", "")); + assert_se(!proc_cmdline_key_startswith("", "x")); + assert_se(proc_cmdline_key_startswith("x", "x")); + assert_se(!proc_cmdline_key_startswith("x", "y")); + assert_se(!proc_cmdline_key_startswith("foo-bar", "quux")); + assert_se(proc_cmdline_key_startswith("foo-bar", "foo")); + assert_se(proc_cmdline_key_startswith("foo-bar", "foo-bar")); + assert_se(proc_cmdline_key_startswith("foo-bar", "foo_bar")); + assert_se(proc_cmdline_key_startswith("foo-bar", "foo_")); + assert_se(!proc_cmdline_key_startswith("foo-bar", "foo_xx")); +} + +static int intro(void) { + if (access("/proc/cmdline", R_OK) < 0 && ERRNO_IS_PRIVILEGE(errno)) + return log_tests_skipped("can't read /proc/cmdline"); + + return EXIT_SUCCESS; +} + +DEFINE_TEST_MAIN_WITH_INTRO(LOG_INFO, intro); -- cgit v1.2.3