[SCM] Samba Shared Repository - branch master updated
Jeremy Allison
jra at samba.org
Fri Oct 18 22:29:02 UTC 2019
The branch, master has been updated
via 0afd655e802 dbwrap_watch: Fix cleaning up dead watchers
via 75433f60522 dbwrap_watch: Test cleanup of dead watchers
from 50f69b60549 librpc:core: Make dcesrv_find_endpoint public
https://git.samba.org/?p=samba.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit 0afd655e80262ea8505a2e6d0dd9cc453fbdfd8c
Author: Volker Lendecke <vl at samba.org>
Date: Tue Oct 15 10:56:54 2019 +0200
dbwrap_watch: Fix cleaning up dead watchers
"wrec->num_watchers" changes in dbwrap_watch_rec_del_watcher(). In
32d6cc84c I forgot to update the copy of that variable.
Signed-off-by: Volker Lendecke <vl at samba.org>
Reviewed-by: Jeremy Allison <jra at samba.org>
Autobuild-User(master): Jeremy Allison <jra at samba.org>
Autobuild-Date(master): Fri Oct 18 22:28:07 UTC 2019 on sn-devel-184
commit 75433f60522b935adb8c14fc6d0caa14c85281b3
Author: Volker Lendecke <vl at samba.org>
Date: Tue Oct 15 10:55:25 2019 +0200
dbwrap_watch: Test cleanup of dead watchers
Signed-off-by: Volker Lendecke <vl at samba.org>
Reviewed-by: Jeremy Allison <jra at samba.org>
-----------------------------------------------------------------------
Summary of changes:
source3/lib/dbwrap/dbwrap_watch.c | 1 +
source3/selftest/tests.py | 1 +
source3/torture/proto.h | 1 +
source3/torture/test_dbwrap_watch.c | 103 ++++++++++++++++++++++++++++++++++++
source3/torture/torture.c | 4 ++
5 files changed, 110 insertions(+)
Changeset truncated at 500 lines:
diff --git a/source3/lib/dbwrap/dbwrap_watch.c b/source3/lib/dbwrap/dbwrap_watch.c
index 36e445a4fd3..c5d55a3c93d 100644
--- a/source3/lib/dbwrap/dbwrap_watch.c
+++ b/source3/lib/dbwrap/dbwrap_watch.c
@@ -433,6 +433,7 @@ static void dbwrap_watched_subrec_wakeup(
}
if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
dbwrap_watch_rec_del_watcher(wrec, i);
+ num_to_wakeup -= 1;
continue;
}
diff --git a/source3/selftest/tests.py b/source3/selftest/tests.py
index 7b600ec64a2..a7b098d6518 100755
--- a/source3/selftest/tests.py
+++ b/source3/selftest/tests.py
@@ -213,6 +213,7 @@ local_tests = [
"LOCAL-CANONICALIZE-PATH",
"LOCAL-DBWRAP-WATCH1",
"LOCAL-DBWRAP-WATCH2",
+ "LOCAL-DBWRAP-WATCH3",
"LOCAL-DBWRAP-DO-LOCKED1",
"LOCAL-G-LOCK1",
"LOCAL-G-LOCK2",
diff --git a/source3/torture/proto.h b/source3/torture/proto.h
index 578d784b410..f1896d5624e 100644
--- a/source3/torture/proto.h
+++ b/source3/torture/proto.h
@@ -113,6 +113,7 @@ bool run_notify_bench2(int dummy);
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_do_locked1(int dummy);
bool run_idmap_tdb_common_test(int dummy);
bool run_local_dbwrap_ctdb(int dummy);
diff --git a/source3/torture/test_dbwrap_watch.c b/source3/torture/test_dbwrap_watch.c
index 5ef6b105ca2..cdfd8117522 100644
--- a/source3/torture/test_dbwrap_watch.c
+++ b/source3/torture/test_dbwrap_watch.c
@@ -175,3 +175,106 @@ fail:
TALLOC_FREE(ev);
return ret;
}
+
+/*
+ * Test autocleanup of dead watchers
+ */
+
+bool run_dbwrap_watch3(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);
+ NTSTATUS status;
+ bool ret = false;
+ pid_t child, waited;
+ int wstatus, exit_status;
+
+ BlockSignals(true, SIGCHLD);
+
+ child = fork();
+ if (child == -1) {
+ fprintf(stderr,
+ "fork failed: %s\n",
+ strerror(errno));
+ goto fail;
+ }
+
+ ev = samba_tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ fprintf(stderr, "tevent_context_init failed\n");
+ goto fail;
+ }
+ msg = messaging_init(ev, ev);
+ if (msg == NULL) {
+ fprintf(stderr, "messaging_init failed\n");
+ goto fail;
+ }
+ backend = db_open(msg, "test_watch.tdb", 0, TDB_CLEAR_IF_FIRST,
+ O_CREAT|O_RDWR, 0644, DBWRAP_LOCK_ORDER_1,
+ DBWRAP_FLAG_NONE);
+ if (backend == NULL) {
+ fprintf(stderr, "db_open failed: %s\n", strerror(errno));
+ goto fail;
+ }
+
+ db = db_open_watched(ev, &backend, msg);
+ if (db == NULL) {
+ fprintf(stderr, "db_open_watched failed\n");
+ goto fail;
+ }
+
+ if (child == 0) {
+ struct db_record *rec = dbwrap_fetch_locked(db, db, key);
+ struct tevent_req *req = NULL;
+
+ if (rec == NULL) {
+ fprintf(stderr, "dbwrap_fetch_locked failed\n");
+ exit(1);
+ }
+
+ req = dbwrap_watched_watch_send(
+ db, ev, rec, (struct server_id) { 0 });
+ if (req == NULL) {
+ fprintf(stderr, "dbwrap_watched_watch_send failed\n");
+ exit(2);
+ }
+
+ exit(0);
+ }
+
+ waited = waitpid(child, &wstatus, 0);
+ if (waited == -1) {
+ fprintf(stderr, "waitpid failed: %s\n", strerror(errno));
+ goto fail;
+ }
+ if (!WIFEXITED(wstatus)) {
+ fprintf(stderr, "child did not exit normally\n");
+ goto fail;
+ }
+
+ exit_status = WEXITSTATUS(wstatus);
+ if (exit_status != 0) {
+ fprintf(stderr, "exit status is %d\n", exit_status);
+ goto fail;
+ }
+
+ status = dbwrap_store_uint32_bystring(db, keystr, 1);
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_OK)) {
+ fprintf(stderr,
+ "dbwrap_store_uint32 returned %s\n",
+ nt_errstr(status));
+ goto fail;
+ }
+
+ (void)unlink("test_watch.tdb");
+ ret = true;
+fail:
+ TALLOC_FREE(db);
+ TALLOC_FREE(msg);
+ TALLOC_FREE(ev);
+ return ret;
+}
diff --git a/source3/torture/torture.c b/source3/torture/torture.c
index e498c162f11..bfc2a2e24c9 100644
--- a/source3/torture/torture.c
+++ b/source3/torture/torture.c
@@ -14663,6 +14663,10 @@ static struct {
.name = "LOCAL-DBWRAP-WATCH2",
.fn = run_dbwrap_watch2,
},
+ {
+ .name = "LOCAL-DBWRAP-WATCH3",
+ .fn = run_dbwrap_watch3,
+ },
{
.name = "LOCAL-DBWRAP-DO-LOCKED1",
.fn = run_dbwrap_do_locked1,
--
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