SymbX/systemd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

test-journal: Cover cursor and data lifetime

Browse Source
This commit is contained in:
Chris Down
2026-09-22 15:00:55 +08:00
parent 422abe6be6
commit 8239be1d10
1 changed files with 130 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/libsystemd/sd-journal/test-journal-interleaving.c
+130
View File
@@ -21,10 +21,12 @@
#include "journal-vacuum.h"
#include "log.h"
#include "logs-show.h"
#include "lookup3.h"
#include "parse-util.h"
#include "random-util.h"
#include "rm-rf.h"
#include "sigbus.h"
#include "string-util.h"
#include "strv.h"
#include "tests.h"
#include "time-util.h"
@@ -646,6 +648,134 @@ TEST(reader_position_invalidation) {
test_check_number(j, 1);
}
TEST(cursor_and_data_lifetime) {
static const uint8_t binary[] = { 'B', 'I', 'N', 'A', 'R', 'Y', '=', 'a', 0, 'b' };
static const char small[] = "SMALL=x";
_cleanup_(test_donep) char *t = NULL;
_cleanup_(journal_file_offline_closep) JournalFile *f = NULL;
_cleanup_(sd_journal_closep) sd_journal *j = NULL;
_cleanup_free_ char *cursor = NULL, *expected = NULL, *with_unknown = NULL;
struct iovec iovec[] = {
IOVEC_MAKE_STRING(small),
IOVEC_MAKE((void*) binary, sizeof(binary)),
};
uint64_t seqnum = 0, value, expected_xor;
sd_id128_t seqnum_id, boot_id, id;
dual_timestamp ts;
const void *data;
size_t size;
mkdtemp_chdir_chattr("/var/tmp/journal-cursor-XXXXXX", &t);
ASSERT_OK(sd_id128_randomize(&seqnum_id));
ASSERT_OK(sd_id128_randomize(&boot_id));
ASSERT_NOT_NULL(dual_timestamp_now(&ts));
f = test_open_internal("test.journal", 0);
ASSERT_OK(journal_file_append_entry(
f,
&ts,
&boot_id,
iovec,
ELEMENTSOF(iovec),
&seqnum,
&seqnum_id,
NULL,
NULL));
ASSERT_EQ(seqnum, 1U);
f = journal_file_offline_close(f);
ASSERT_OK(sd_journal_open_directory(&j, t, SD_JOURNAL_ASSUME_IMMUTABLE));
ASSERT_OK(sd_journal_seek_head(j));
ASSERT_OK_POSITIVE(sd_journal_next(j));
expected_xor = jenkins_hash64(small, strlen(small)) ^ jenkins_hash64(binary, sizeof(binary));
ASSERT_OK(asprintf(
&expected,
"s=%s;i=1;b=%s;m=%" PRIx64 ";t=%" PRIx64 ";x=%" PRIx64,
SD_ID128_TO_STRING(seqnum_id),
SD_ID128_TO_STRING(boot_id),
ts.monotonic,
ts.realtime,
expected_xor));
ASSERT_OK(sd_journal_get_cursor(j, &cursor));
ASSERT_STREQ(cursor, expected);
ASSERT_OK_POSITIVE(sd_journal_test_cursor(j, cursor));
ASSERT_OK_ZERO(sd_journal_test_cursor(j, "i=0"));
ASSERT_ERROR(sd_journal_test_cursor(j, "broken"), EINVAL);
ASSERT_NOT_NULL(with_unknown = strjoin(cursor, ";q=ignored"));
ASSERT_OK_POSITIVE(sd_journal_test_cursor(j, with_unknown));
ASSERT_ERROR(sd_journal_test_cursor(j, "provider=ignored"), EINVAL);
ASSERT_OK(sd_journal_seek_cursor(j, with_unknown));
assert_no_current_entry(j);
ASSERT_OK_POSITIVE(sd_journal_next(j));
ASSERT_OK_POSITIVE(sd_journal_test_cursor(j, cursor));
ASSERT_ERROR(sd_journal_seek_cursor(j, "provider=ignored"), EINVAL);
ASSERT_OK_POSITIVE(sd_journal_test_cursor(j, cursor));
ASSERT_ERROR(sd_journal_seek_cursor(j, "i=not-a-number"), EINVAL);
ASSERT_OK_POSITIVE(sd_journal_test_cursor(j, cursor));
ASSERT_RETURN_EXPECTED(ASSERT_ERROR(sd_journal_seek_cursor(j, ""), EINVAL));
ASSERT_OK(sd_journal_set_data_threshold(j, 4));
ASSERT_OK(sd_journal_get_data_threshold(j, &size));
ASSERT_EQ(size, 4U);
ASSERT_OK(sd_journal_get_data(j, "BINARY", &data, &size));
ASSERT_EQ(size, sizeof(binary));
ASSERT_EQ(memcmp(data, binary, size), 0);
ASSERT_OK(sd_journal_get_realtime_usec(j, &value));
ASSERT_EQ(value, ts.realtime);
ASSERT_OK(sd_journal_get_monotonic_usec(j, &value, &id));
ASSERT_EQ(value, ts.monotonic);
ASSERT_EQ_ID128(id, boot_id);
ASSERT_OK_POSITIVE(sd_journal_test_cursor(j, cursor));
ASSERT_EQ(memcmp(data, binary, size), 0);
ASSERT_ERROR(sd_journal_get_data(j, "MISSING", &data, &size), ENOENT);
ASSERT_OK(sd_journal_set_data_threshold(j, 0));
sd_journal_restart_data(j);
ASSERT_OK_POSITIVE(sd_journal_enumerate_data(j, &data, &size));
ASSERT_EQ(size, strlen(small));
ASSERT_EQ(memcmp(data, small, size), 0);
ASSERT_OK(sd_journal_get_seqnum(j, &value, &id));
ASSERT_EQ(value, seqnum);
ASSERT_EQ_ID128(id, seqnum_id);
ASSERT_EQ(memcmp(data, small, size), 0);
ASSERT_OK_POSITIVE(sd_journal_enumerate_data(j, &data, &size));
ASSERT_EQ(size, sizeof(binary));
ASSERT_EQ(memcmp(data, binary, size), 0);
ASSERT_OK_ZERO(sd_journal_enumerate_data(j, &data, &size));
ASSERT_OK(sd_journal_query_unique(j, "BINARY"));
ASSERT_OK_POSITIVE(sd_journal_enumerate_unique(j, &data, &size));
ASSERT_EQ(size, sizeof(binary));
ASSERT_EQ(memcmp(data, binary, size), 0);
ASSERT_OK(sd_journal_get_realtime_usec(j, &value));
ASSERT_EQ(memcmp(data, binary, size), 0);
ASSERT_OK_ZERO(sd_journal_enumerate_unique(j, &data, &size));
sd_journal_restart_unique(j);
ASSERT_OK_POSITIVE(sd_journal_enumerate_unique(j, &data, &size));
ASSERT_EQ(size, sizeof(binary));
ASSERT_EQ(memcmp(data, binary, size), 0);
unsigned n_fields = 0;
sd_journal_restart_fields(j);
for (;;) {
const char *field;
int r;
ASSERT_OK(r = sd_journal_enumerate_fields(j, &field));
if (r == 0)
break;
ASSERT_OK(sd_journal_get_realtime_usec(j, &value));
ASSERT_TRUE(STR_IN_SET(field, "BINARY", "SMALL"));
n_fields++;
}
ASSERT_EQ(n_fields, 2U);
}
static void test_boot_id_one(void (*setup)(void), size_t n_ids_expected) {
_cleanup_(test_donep) char *t = NULL;
_cleanup_(sd_journal_closep) sd_journal *j = NULL;