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Diffstat (limited to '')
-rw-r--r-- | src/libsystemd/sd-bus/test-bus-marshal.c | 422 |
1 files changed, 422 insertions, 0 deletions
diff --git a/src/libsystemd/sd-bus/test-bus-marshal.c b/src/libsystemd/sd-bus/test-bus-marshal.c new file mode 100644 index 0000000..9feeaf4 --- /dev/null +++ b/src/libsystemd/sd-bus/test-bus-marshal.c @@ -0,0 +1,422 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include <math.h> +#include <stdlib.h> + +#if HAVE_GLIB +#include <gio/gio.h> +#endif + +#if HAVE_DBUS +#include <dbus/dbus.h> +#endif + +#include "sd-bus.h" + +#include "alloc-util.h" +#include "bus-dump.h" +#include "bus-label.h" +#include "bus-message.h" +#include "bus-util.h" +#include "escape.h" +#include "fd-util.h" +#include "fileio.h" +#include "log.h" +#include "tests.h" +#include "util.h" + +static void test_bus_path_encode_unique(void) { + _cleanup_free_ char *a = NULL, *b = NULL, *c = NULL, *d = NULL, *e = NULL; + + assert_se(bus_path_encode_unique(NULL, "/foo/bar", "some.sender", "a.suffix", &a) >= 0 && streq_ptr(a, "/foo/bar/some_2esender/a_2esuffix")); + assert_se(bus_path_decode_unique(a, "/foo/bar", &b, &c) > 0 && streq_ptr(b, "some.sender") && streq_ptr(c, "a.suffix")); + assert_se(bus_path_decode_unique(a, "/bar/foo", &d, &d) == 0 && !d); + assert_se(bus_path_decode_unique("/foo/bar/onlyOneSuffix", "/foo/bar", &d, &d) == 0 && !d); + assert_se(bus_path_decode_unique("/foo/bar/_/_", "/foo/bar", &d, &e) > 0 && streq_ptr(d, "") && streq_ptr(e, "")); +} + +static void test_bus_path_encode(void) { + _cleanup_free_ char *a = NULL, *b = NULL, *c = NULL, *d = NULL, *e = NULL, *f = NULL; + + assert_se(sd_bus_path_encode("/foo/bar", "waldo", &a) >= 0 && streq(a, "/foo/bar/waldo")); + assert_se(sd_bus_path_decode(a, "/waldo", &b) == 0 && b == NULL); + assert_se(sd_bus_path_decode(a, "/foo/bar", &b) > 0 && streq(b, "waldo")); + + assert_se(sd_bus_path_encode("xxxx", "waldo", &c) < 0); + assert_se(sd_bus_path_encode("/foo/", "waldo", &c) < 0); + + assert_se(sd_bus_path_encode("/foo/bar", "", &c) >= 0 && streq(c, "/foo/bar/_")); + assert_se(sd_bus_path_decode(c, "/foo/bar", &d) > 0 && streq(d, "")); + + assert_se(sd_bus_path_encode("/foo/bar", "foo.bar", &e) >= 0 && streq(e, "/foo/bar/foo_2ebar")); + assert_se(sd_bus_path_decode(e, "/foo/bar", &f) > 0 && streq(f, "foo.bar")); +} + +static void test_bus_path_encode_many(void) { + _cleanup_free_ char *a = NULL, *b = NULL, *c = NULL, *d = NULL, *e = NULL, *f = NULL; + + assert_se(sd_bus_path_decode_many("/foo/bar", "/prefix/%", NULL) == 0); + assert_se(sd_bus_path_decode_many("/prefix/bar", "/prefix/%bar", NULL) == 1); + assert_se(sd_bus_path_decode_many("/foo/bar", "/prefix/%/suffix", NULL) == 0); + assert_se(sd_bus_path_decode_many("/prefix/foobar/suffix", "/prefix/%/suffix", &a) == 1 && streq_ptr(a, "foobar")); + assert_se(sd_bus_path_decode_many("/prefix/one_foo_two/mid/three_bar_four/suffix", "/prefix/one_%_two/mid/three_%_four/suffix", &b, &c) == 1 && streq_ptr(b, "foo") && streq_ptr(c, "bar")); + assert_se(sd_bus_path_decode_many("/prefix/one_foo_two/mid/three_bar_four/suffix", "/prefix/one_%_two/mid/three_%_four/suffix", NULL, &d) == 1 && streq_ptr(d, "bar")); + + assert_se(sd_bus_path_decode_many("/foo/bar", "/foo/bar/%", NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/bar%", NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/%/bar", NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/%bar", NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/bar/suffix") == 1); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/%%/suffix", NULL, NULL) == 0); /* multiple '%' are treated verbatim */ + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/%/suffi", NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/%/suffix", &e) == 1 && streq_ptr(e, "bar")); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/foo/%/%", NULL, NULL) == 1); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/%/%/%", NULL, NULL, NULL) == 1); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "%/%/%", NULL, NULL, NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/%/%", NULL, NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/%/%/", NULL, NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/%/", NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "/%", NULL) == 0); + assert_se(sd_bus_path_decode_many("/foo/bar/suffix", "%", NULL) == 0); + + assert_se(sd_bus_path_encode_many(&f, "/prefix/one_%_two/mid/three_%_four/suffix", "foo", "bar") >= 0 && streq_ptr(f, "/prefix/one_foo_two/mid/three_bar_four/suffix")); +} + +static void test_bus_label_escape_one(const char *a, const char *b) { + _cleanup_free_ char *t = NULL, *x = NULL, *y = NULL; + + assert_se(t = bus_label_escape(a)); + assert_se(streq(t, b)); + + assert_se(x = bus_label_unescape(t)); + assert_se(streq(a, x)); + + assert_se(y = bus_label_unescape(b)); + assert_se(streq(a, y)); +} + +static void test_bus_label_escape(void) { + test_bus_label_escape_one("foo123bar", "foo123bar"); + test_bus_label_escape_one("foo.bar", "foo_2ebar"); + test_bus_label_escape_one("foo_2ebar", "foo_5f2ebar"); + test_bus_label_escape_one("", "_"); + test_bus_label_escape_one("_", "_5f"); + test_bus_label_escape_one("1", "_31"); + test_bus_label_escape_one(":1", "_3a1"); +} + +int main(int argc, char *argv[]) { + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *copy = NULL; + int r, boolean; + const char *x, *x2, *y, *z, *a, *b, *c, *d, *a_signature; + uint8_t u, v; + void *buffer = NULL; + size_t sz; + _cleanup_free_ char *h = NULL; + const int32_t integer_array[] = { -1, -2, 0, 1, 2 }, *return_array; + char *s; + _cleanup_free_ char *first = NULL, *second = NULL, *third = NULL; + _cleanup_fclose_ FILE *ms = NULL; + size_t first_size = 0, second_size = 0, third_size = 0; + _cleanup_(sd_bus_unrefp) sd_bus *bus = NULL; + double dbl; + uint64_t u64; + + test_setup_logging(LOG_INFO); + + r = sd_bus_default_user(&bus); + if (r < 0) + r = sd_bus_default_system(&bus); + if (r < 0) + return log_tests_skipped("Failed to connect to bus"); + + r = sd_bus_message_new_method_call(bus, &m, "foobar.waldo", "/", "foobar.waldo", "Piep"); + assert_se(r >= 0); + + r = sd_bus_message_append(m, ""); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "s", "a string"); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "s", NULL); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "asg", 2, "string #1", "string #2", "sba(tt)ss"); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "sass", "foobar", 5, "foo", "bar", "waldo", "piep", "pap", "after"); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "a{yv}", 2, 3, "s", "foo", 5, "s", "waldo"); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "y(ty)y(yt)y", 8, 777ULL, 7, 9, 77, 7777ULL, 10); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "()"); + assert_se(r == -EINVAL); + + r = sd_bus_message_append(m, "ba(ss)", 255, 3, "aaa", "1", "bbb", "2", "ccc", "3"); + assert_se(r >= 0); + + r = sd_bus_message_open_container(m, 'a', "s"); + assert_se(r >= 0); + + r = sd_bus_message_append_basic(m, 's', "foobar"); + assert_se(r >= 0); + + r = sd_bus_message_append_basic(m, 's', "waldo"); + assert_se(r >= 0); + + r = sd_bus_message_close_container(m); + assert_se(r >= 0); + + r = sd_bus_message_append_string_space(m, 5, &s); + assert_se(r >= 0); + strcpy(s, "hallo"); + + r = sd_bus_message_append_array(m, 'i', integer_array, sizeof(integer_array)); + assert_se(r >= 0); + + r = sd_bus_message_append_array(m, 'u', NULL, 0); + assert_se(r >= 0); + + r = sd_bus_message_append(m, "a(stdo)", 1, "foo", 815ULL, 47.0, "/"); + assert_se(r >= 0); + + r = sd_bus_message_seal(m, 4711, 0); + assert_se(r >= 0); + + sd_bus_message_dump(m, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER); + + ms = open_memstream_unlocked(&first, &first_size); + sd_bus_message_dump(m, ms, 0); + fflush(ms); + assert_se(!ferror(ms)); + + r = bus_message_get_blob(m, &buffer, &sz); + assert_se(r >= 0); + + h = cescape_length(buffer, sz); + assert_se(h); + log_info("message size = %zu, contents =\n%s", sz, h); + +#if HAVE_GLIB + /* Work-around for asan bug. See c8d980a3e962aba2ea3a4cedf75fa94890a6d746. */ +#if !HAS_FEATURE_ADDRESS_SANITIZER + { + GDBusMessage *g; + char *p; + +#if !defined(GLIB_VERSION_2_36) + g_type_init(); +#endif + + g = g_dbus_message_new_from_blob(buffer, sz, 0, NULL); + p = g_dbus_message_print(g, 0); + log_info("%s", p); + g_free(p); + g_object_unref(g); + } +#endif +#endif + +#if HAVE_DBUS + { + DBusMessage *w; + DBusError error; + + dbus_error_init(&error); + + w = dbus_message_demarshal(buffer, sz, &error); + if (!w) + log_error("%s", error.message); + else + dbus_message_unref(w); + + dbus_error_free(&error); + } +#endif + + m = sd_bus_message_unref(m); + + r = bus_message_from_malloc(bus, buffer, sz, NULL, 0, NULL, &m); + assert_se(r >= 0); + + sd_bus_message_dump(m, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER); + + fclose(ms); + ms = open_memstream_unlocked(&second, &second_size); + sd_bus_message_dump(m, ms, 0); + fflush(ms); + assert_se(!ferror(ms)); + assert_se(first_size == second_size); + assert_se(memcmp(first, second, first_size) == 0); + + assert_se(sd_bus_message_rewind(m, true) >= 0); + + r = sd_bus_message_read(m, "ssasg", &x, &x2, 2, &y, &z, &a_signature); + assert_se(r > 0); + assert_se(streq(x, "a string")); + assert_se(streq(x2, "")); + assert_se(streq(y, "string #1")); + assert_se(streq(z, "string #2")); + assert_se(streq(a_signature, "sba(tt)ss")); + + r = sd_bus_message_read(m, "sass", &x, 5, &y, &z, &a, &b, &c, &d); + assert_se(r > 0); + assert_se(streq(x, "foobar")); + assert_se(streq(y, "foo")); + assert_se(streq(z, "bar")); + assert_se(streq(a, "waldo")); + assert_se(streq(b, "piep")); + assert_se(streq(c, "pap")); + assert_se(streq(d, "after")); + + r = sd_bus_message_read(m, "a{yv}", 2, &u, "s", &x, &v, "s", &y); + assert_se(r > 0); + assert_se(u == 3); + assert_se(streq(x, "foo")); + assert_se(v == 5); + assert_se(streq(y, "waldo")); + + r = sd_bus_message_read(m, "y(ty)", &v, &u64, &u); + assert_se(r > 0); + assert_se(v == 8); + assert_se(u64 == 777); + assert_se(u == 7); + + r = sd_bus_message_read(m, "y(yt)", &v, &u, &u64); + assert_se(r > 0); + assert_se(v == 9); + assert_se(u == 77); + assert_se(u64 == 7777); + + r = sd_bus_message_read(m, "y", &v); + assert_se(r > 0); + assert_se(v == 10); + + r = sd_bus_message_read(m, "()"); + assert_se(r < 0); + + r = sd_bus_message_read(m, "ba(ss)", &boolean, 3, &x, &y, &a, &b, &c, &d); + assert_se(r > 0); + assert_se(boolean); + assert_se(streq(x, "aaa")); + assert_se(streq(y, "1")); + assert_se(streq(a, "bbb")); + assert_se(streq(b, "2")); + assert_se(streq(c, "ccc")); + assert_se(streq(d, "3")); + + assert_se(sd_bus_message_verify_type(m, 'a', "s") > 0); + + r = sd_bus_message_read(m, "as", 2, &x, &y); + assert_se(r > 0); + assert_se(streq(x, "foobar")); + assert_se(streq(y, "waldo")); + + r = sd_bus_message_read_basic(m, 's', &s); + assert_se(r > 0); + assert_se(streq(s, "hallo")); + + r = sd_bus_message_read_array(m, 'i', (const void**) &return_array, &sz); + assert_se(r > 0); + assert_se(sz == sizeof(integer_array)); + assert_se(memcmp(integer_array, return_array, sz) == 0); + + r = sd_bus_message_read_array(m, 'u', (const void**) &return_array, &sz); + assert_se(r > 0); + assert_se(sz == 0); + + r = sd_bus_message_read(m, "a(stdo)", 1, &x, &u64, &dbl, &y); + assert_se(r > 0); + assert_se(streq(x, "foo")); + assert_se(u64 == 815ULL); + assert_se(fabs(dbl - 47.0) < 0.1); + assert_se(streq(y, "/")); + + r = sd_bus_message_peek_type(m, NULL, NULL); + assert_se(r == 0); + + r = sd_bus_message_new_method_call(bus, ©, "foobar.waldo", "/", "foobar.waldo", "Piep"); + assert_se(r >= 0); + + r = sd_bus_message_rewind(m, true); + assert_se(r >= 0); + + r = sd_bus_message_copy(copy, m, true); + assert_se(r >= 0); + + r = sd_bus_message_seal(copy, 4712, 0); + assert_se(r >= 0); + + fclose(ms); + ms = open_memstream_unlocked(&third, &third_size); + sd_bus_message_dump(copy, ms, 0); + fflush(ms); + assert_se(!ferror(ms)); + + printf("<%.*s>\n", (int) first_size, first); + printf("<%.*s>\n", (int) third_size, third); + + assert_se(first_size == third_size); + assert_se(memcmp(first, third, third_size) == 0); + + r = sd_bus_message_rewind(m, true); + assert_se(r >= 0); + + assert_se(sd_bus_message_verify_type(m, 's', NULL) > 0); + + r = sd_bus_message_skip(m, "ssasg"); + assert_se(r > 0); + + assert_se(sd_bus_message_verify_type(m, 's', NULL) > 0); + + r = sd_bus_message_skip(m, "sass"); + assert_se(r >= 0); + + assert_se(sd_bus_message_verify_type(m, 'a', "{yv}") > 0); + + r = sd_bus_message_skip(m, "a{yv}y(ty)y(yt)y"); + assert_se(r >= 0); + + assert_se(sd_bus_message_verify_type(m, 'b', NULL) > 0); + + r = sd_bus_message_read(m, "b", &boolean); + assert_se(r > 0); + assert_se(boolean); + + r = sd_bus_message_enter_container(m, 0, NULL); + assert_se(r > 0); + + r = sd_bus_message_read(m, "(ss)", &x, &y); + assert_se(r > 0); + + r = sd_bus_message_read(m, "(ss)", &a, &b); + assert_se(r > 0); + + r = sd_bus_message_read(m, "(ss)", &c, &d); + assert_se(r > 0); + + r = sd_bus_message_read(m, "(ss)", &x, &y); + assert_se(r == 0); + + r = sd_bus_message_exit_container(m); + assert_se(r >= 0); + + assert_se(streq(x, "aaa")); + assert_se(streq(y, "1")); + assert_se(streq(a, "bbb")); + assert_se(streq(b, "2")); + assert_se(streq(c, "ccc")); + assert_se(streq(d, "3")); + + test_bus_label_escape(); + test_bus_path_encode(); + test_bus_path_encode_unique(); + test_bus_path_encode_many(); + + return 0; +} |