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tests: add testcase for duplicate seqnums

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This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2013-06-07 21:54:20 -04:00
parent 7a050b54b7
commit 5cb24cd32b
1 changed files with 115 additions and 14 deletions
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129
src/journal/test-journal-interleaving.c
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@ -4,6 +4,7 @@
This file is part of systemd.
Copyright 2013 Marius Vollmer
Copyright 2013 Zbigniew Jędrzejewski-Szmek
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
@ -26,12 +27,15 @@
#include "journal-file.h"
#include "journal-internal.h"
#include "journal-vacuum.h"
#include "util.h"
#include "log.h"
/* This program tests skipping around in a multi-file journal.
*/
static bool arg_keep = false;
static void log_assert_errno(const char *text, int eno, const char *file, int line, const char *func) {
log_meta(LOG_CRIT, file, line, func,
"'%s' failed at %s:%u (%s): %s.",
@ -49,7 +53,7 @@ static void log_assert_errno(const char *text, int eno, const char *file, int li
static JournalFile *test_open (const char *name)
{
JournalFile *f;
assert_ret(journal_file_open(name, O_RDWR|O_CREAT, 0666, true, false, NULL, NULL, NULL, &f));
assert_ret(journal_file_open(name, O_RDWR|O_CREAT, 0644, true, false, NULL, NULL, NULL, &f));
return f;
}
@ -58,7 +62,7 @@ static void test_close (JournalFile *f)
journal_file_close (f);
}
static void test_append_number(JournalFile *f, int n)
static void append_number(JournalFile *f, int n, uint64_t *seqnum)
{
char *p;
dual_timestamp ts;
@ -69,7 +73,7 @@ static void test_append_number(JournalFile *f, int n)
assert_se(asprintf(&p, "NUMBER=%d", n) >= 0);
iovec[0].iov_base = p;
iovec[0].iov_len = strlen(p);
assert_ret(journal_file_append_entry(f, &ts, iovec, 1, NULL, NULL, NULL));
assert_ret(journal_file_append_entry(f, &ts, iovec, 1, seqnum, NULL, NULL));
free (p);
}
@ -120,10 +124,10 @@ static void setup_sequential(void) {
JournalFile *one, *two;
one = test_open("one.journal");
two = test_open("two.journal");
test_append_number(one, 1);
test_append_number(one, 2);
test_append_number(two, 3);
test_append_number(two, 4);
append_number(one, 1, NULL);
append_number(one, 2, NULL);
append_number(two, 3, NULL);
append_number(two, 4, NULL);
test_close(one);
test_close(two);
}
@ -132,10 +136,10 @@ static void setup_interleaved(void) {
JournalFile *one, *two;
one = test_open("one.journal");
two = test_open("two.journal");
test_append_number(one, 1);
test_append_number(two, 2);
test_append_number(one, 3);
test_append_number(two, 4);
append_number(one, 1, NULL);
append_number(two, 2, NULL);
append_number(one, 3, NULL);
append_number(two, 4, NULL);
test_close(one);
test_close(two);
}
@ -146,8 +150,6 @@ static void test_skip(void (*setup)(void))
sd_journal *j;
int r;
log_set_max_level(LOG_DEBUG);
assert_se(mkdtemp(t));
assert_se(chdir(t) >= 0);
@ -187,12 +189,111 @@ static void test_skip(void (*setup)(void))
test_check_numbers_up(j, 4);
sd_journal_close(j);
assert_ret(rm_rf_dangerous(t, false, true, false));
log_info("Done...");
if (arg_keep)
log_info("Not removing %s", t);
else {
journal_directory_vacuum(".", 3000000, 0, 0, NULL);
assert_se(rm_rf_dangerous(t, false, true, false) >= 0);
}
puts("------------------------------------------------------------");
}
static void test_sequence_numbers(void) {
char t[] = "/tmp/journal-seq-XXXXXX";
JournalFile *one, *two;
uint64_t seqnum = 0;
sd_id128_t seqnum_id;
assert_se(mkdtemp(t));
assert_se(chdir(t) >= 0);
assert_se(journal_file_open("one.journal", O_RDWR|O_CREAT, 0644,
true, false, NULL, NULL, NULL, &one) == 0);
append_number(one, 1, &seqnum);
printf("seqnum=%"PRIu64"\n", seqnum);
assert(seqnum == 1);
append_number(one, 2, &seqnum);
printf("seqnum=%"PRIu64"\n", seqnum);
assert(seqnum == 2);
assert(one->header->state == STATE_ONLINE);
assert(!sd_id128_equal(one->header->file_id, one->header->machine_id));
assert(!sd_id128_equal(one->header->file_id, one->header->boot_id));
assert(sd_id128_equal(one->header->file_id, one->header->seqnum_id));
memcpy(&seqnum_id, &one->header->seqnum_id, sizeof(sd_id128_t));
assert_se(journal_file_open("two.journal", O_RDWR|O_CREAT, 0644,
true, false, NULL, NULL, one, &two) == 0);
assert(two->header->state == STATE_ONLINE);
assert(!sd_id128_equal(two->header->file_id, one->header->file_id));
assert(sd_id128_equal(one->header->machine_id, one->header->machine_id));
assert(sd_id128_equal(one->header->boot_id, one->header->boot_id));
assert(sd_id128_equal(one->header->seqnum_id, one->header->seqnum_id));
append_number(two, 3, &seqnum);
printf("seqnum=%"PRIu64"\n", seqnum);
assert(seqnum == 3);
append_number(two, 4, &seqnum);
printf("seqnum=%"PRIu64"\n", seqnum);
assert(seqnum == 4);
test_close(two);
append_number(one, 5, &seqnum);
printf("seqnum=%"PRIu64"\n", seqnum);
assert(seqnum == 5);
append_number(one, 6, &seqnum);
printf("seqnum=%"PRIu64"\n", seqnum);
assert(seqnum == 6);
test_close(one);
/* restart server */
seqnum = 0;
assert_se(journal_file_open("two.journal", O_RDWR, 0,
true, false, NULL, NULL, NULL, &two) == 0);
assert(sd_id128_equal(two->header->seqnum_id, seqnum_id));
append_number(two, 7, &seqnum);
printf("seqnum=%"PRIu64"\n", seqnum);
assert(seqnum == 5);
/* So..., here we have the same seqnum in two files with the
* same seqnum_id. */
test_close(two);
log_info("Done...");
if (arg_keep)
log_info("Not removing %s", t);
else {
journal_directory_vacuum(".", 3000000, 0, 0, NULL);
assert_se(rm_rf_dangerous(t, false, true, false) >= 0);
}
}
int main(int argc, char *argv[]) {
log_set_max_level(LOG_DEBUG);
arg_keep = argc > 1;
test_skip(setup_sequential);
test_skip(setup_interleaved);
test_sequence_numbers();
return 0;
}