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torture3: Test the next patch: No two waiters in one do_locked()

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Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This commit is contained in:
Volker Lendecke 2019-11-16 13:20:14 +01:00 committed by Jeremy Allison
parent e341911dda
commit 79dcabfbab
5 changed files with 174 additions and 0 deletions
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1
selftest/knownfail
View File

@ -16,6 +16,7 @@
^samba3.smbtorture_s3.crypt_server # expected to give ACCESS_DENIED as SMB1 encryption isn't used
^samba3.smbtorture_s3.*.LOCK12.*\(fileserver\)
^samba3.smbtorture_s3.*.LOCK12.*\(nt4_dc\)
^samba3.smbtorture_s3.LOCAL-DBWRAP-WATCH4
^samba3.nbt.dgram.*netlogon2\(nt4_dc\)
^samba3.*rap.sam.*.useradd # Not provided by Samba 3
^samba3.*rap.sam.*.userdelete # Not provided by Samba 3

1
source3/selftest/tests.py
View File

@ -214,6 +214,7 @@ local_tests = [
"LOCAL-DBWRAP-WATCH1",
"LOCAL-DBWRAP-WATCH2",
"LOCAL-DBWRAP-WATCH3",
"LOCAL-DBWRAP-WATCH4",
"LOCAL-DBWRAP-DO-LOCKED1",
"LOCAL-G-LOCK1",
"LOCAL-G-LOCK2",

1
source3/torture/proto.h
View File

@ -114,6 +114,7 @@ bool run_notify_bench3(int dummy);
bool run_dbwrap_watch1(int dummy);
bool run_dbwrap_watch2(int dummy);
bool run_dbwrap_watch3(int dummy);
bool run_dbwrap_watch4(int dummy);
bool run_dbwrap_do_locked1(int dummy);
bool run_idmap_tdb_common_test(int dummy);
bool run_local_dbwrap_ctdb(int dummy);

167
source3/torture/test_dbwrap_watch.c
View File

@ -297,3 +297,170 @@ fail:
TALLOC_FREE(ev);
return ret;
}
/*
* Test that we can't add two watchers in the same
* fetch_lock/do_locked round
*/
struct dbwrap_watch4_state {
TALLOC_CTX *mem_ctx;
struct tevent_context *ev;
struct db_context *db;
TDB_DATA key;
NTSTATUS status;
struct tevent_req *req1;
NTSTATUS status1;
struct tevent_req *req2;
NTSTATUS status2;
};
static void dbwrap_watch4_done1(struct tevent_req *subreq);
static void dbwrap_watch4_done2(struct tevent_req *subreq);
static void dbwrap_watch4_fn(struct db_record *rec,
TDB_DATA value,
void *private_data)
{
struct dbwrap_watch4_state *state = private_data;
bool ok;
state->req1 = dbwrap_watched_watch_send(
state->mem_ctx, state->ev, rec, (struct server_id) { .pid=0 });
if (state->req1 == NULL) {
goto nomem;
}
tevent_req_set_callback(state->req1, dbwrap_watch4_done1, state);
state->status1 = NT_STATUS_EVENT_PENDING;
ok = tevent_req_set_endtime(
state->req1, state->ev, timeval_current_ofs(1, 0));
if (!ok) {
goto nomem;
}
state->req2 = dbwrap_watched_watch_send(
state->mem_ctx, state->ev, rec, (struct server_id) { .pid=0 });
if (state->req2 == NULL) {
goto nomem;
}
tevent_req_set_callback(state->req2, dbwrap_watch4_done2, state);
state->status2 = NT_STATUS_EVENT_PENDING;
ok = tevent_req_set_endtime(
state->req2, state->ev, timeval_current_ofs(1, 0));
if (!ok) {
goto nomem;
}
state->status = NT_STATUS_OK;
return;
nomem:
state->status = NT_STATUS_NO_MEMORY;
}
static void dbwrap_watch4_done1(struct tevent_req *subreq)
{
struct dbwrap_watch4_state *state = tevent_req_callback_data_void(subreq);
state->status1 = dbwrap_watched_watch_recv(subreq, NULL, NULL);
TALLOC_FREE(subreq);
printf("req1 finished: %s\n", nt_errstr(state->status1));
state->req1 = NULL;
}
static void dbwrap_watch4_done2(struct tevent_req *subreq)
{
struct dbwrap_watch4_state *state = tevent_req_callback_data_void(subreq);
state->status2 = dbwrap_watched_watch_recv(subreq, NULL, NULL);
TALLOC_FREE(subreq);
printf("req2 finished: %s\n", nt_errstr(state->status2));
state->req2 = NULL;
}
bool run_dbwrap_watch4(int dummy)
{
struct tevent_context *ev = NULL;
struct messaging_context *msg = NULL;
struct db_context *backend = NULL;
struct db_context *db = NULL;
const char *keystr = "key";
TDB_DATA key = string_term_tdb_data(keystr);
struct dbwrap_watch4_state state = { 0 };
NTSTATUS status;
bool ret = false;
bool ok;
ok = test_dbwrap_watch_init(
talloc_tos(), "test_watch.tdb", &ev, &msg, &backend, &db);
if (!ok) {
goto fail;
}
state = (struct dbwrap_watch4_state) {
.mem_ctx = talloc_tos(),
.ev = ev,
.db = db,
.key = key,
};
status = dbwrap_do_locked(db, key, dbwrap_watch4_fn, &state);
if (!NT_STATUS_IS_OK(status)) {
fprintf(stderr,
"dbwrap_do_locked failed: %s\n",
nt_errstr(status));
goto fail;
}
if (!NT_STATUS_IS_OK(state.status)) {
fprintf(stderr,
"dbwrap_watch4_fn failed: %s\n",
nt_errstr(status));
goto fail;
}
status = dbwrap_store(db, key, key, 0);
if (!NT_STATUS_IS_OK(status)) {
fprintf(stderr,
"dbwrap_store failed: %s\n",
nt_errstr(status));
goto fail;
}
while (NT_STATUS_EQUAL(state.status1, NT_STATUS_EVENT_PENDING) ||
NT_STATUS_EQUAL(state.status2, NT_STATUS_EVENT_PENDING)) {
int res = tevent_loop_once(ev);
if (res != 0) {
fprintf(stderr,
"tevent_loop_once failed: %s\n",
strerror(errno));
goto fail;
}
}
if (!NT_STATUS_IS_OK(state.status1)) {
fprintf(stderr,
"req1 returned %s\n",
nt_errstr(state.status1));
goto fail;
}
if (!NT_STATUS_EQUAL(state.status2, NT_STATUS_REQUEST_NOT_ACCEPTED)) {
fprintf(stderr,
"req2 returned %s\n",
nt_errstr(state.status2));
goto fail;
}
(void)unlink("test_watch.tdb");
ret = true;
fail:
TALLOC_FREE(state.req2);
TALLOC_FREE(state.req1);
TALLOC_FREE(db);
TALLOC_FREE(msg);
TALLOC_FREE(ev);
return ret;
}

4
source3/torture/torture.c
View File

@ -14667,6 +14667,10 @@ static struct {
.name = "LOCAL-DBWRAP-WATCH3",
.fn = run_dbwrap_watch3,
},
{
.name = "LOCAL-DBWRAP-WATCH4",
.fn = run_dbwrap_watch4,
},
{
.name = "LOCAL-DBWRAP-DO-LOCKED1",
.fn = run_dbwrap_do_locked1,