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Merge pull request #26877 from yuwata/fuzz-journal-remote

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fuzz-journal-remote: several cleanups
This commit is contained in:
Luca Boccassi 2023-04-27 00:05:01 +01:00 committed by GitHub
commit 2df327f6f6
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1 changed files with 14 additions and 9 deletions
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23
src/journal-remote/fuzz-journal-remote.c
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@ -13,16 +13,19 @@
#include "journal-remote.h"
#include "logs-show.h"
#include "memfd-util.h"
#include "path-util.h"
#include "rm-rf.h"
#include "strv.h"
#include "tmpfile-util.h"
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
int fdin;
void *mem;
_cleanup_(unlink_tempfilep) char name[] = "/tmp/fuzz-journal-remote.XXXXXX.journal";
_cleanup_close_ int fdout = -EBADF;
_cleanup_close_ int fdin_close = -EBADF, fdout = -EBADF;
_cleanup_(rm_rf_physical_and_freep) char *tmp = NULL;
_cleanup_(unlink_and_freep) char *name = NULL;
_cleanup_(sd_journal_closep) sd_journal *j = NULL;
_cleanup_(journal_remote_server_destroy) RemoteServer s = {};
int r;
void *mem;
int fdin, r;
if (outside_size_range(size, 3, 65536))
return 0;
@ -30,7 +33,10 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
if (!getenv("SYSTEMD_LOG_LEVEL"))
log_set_max_level(LOG_ERR);
fdin = memfd_new_and_map("fuzz-journal-remote", size, &mem);
assert_se(mkdtemp_malloc("/tmp/fuzz-journal-remote-XXXXXX", &tmp) >= 0);
assert_se(name = path_join(tmp, "fuzz-journal-remote.XXXXXX.journal"));
fdin = fdin_close = memfd_new_and_map("fuzz-journal-remote", size, &mem);
if (fdin < 0)
return log_error_errno(fdin, "memfd_new_and_map() failed: %m");
@ -50,10 +56,9 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
}
r = journal_remote_add_source(&s, fdin, (char*) "fuzz-data", false);
if (r < 0) {
safe_close(fdin);
if (r < 0)
return r;
}
TAKE_FD(fdin_close);
assert(r > 0);
while (s.active)