s4: smbtorture: Add a proper change_notify going async followed by tdis test.

[Bug 10344] SessionLogoff on a signed connection with an outstanding notify request crashes smbd.

https://bugzilla.samba.org/show_bug.cgi?id=10344

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>

Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Wed Mar 12 20:12:58 CET 2014 on sn-devel-104

1 files changed, 67 insertions, 1 deletions

diff --git a/source4/torture/smb2/notify.c b/source4/torture/smb2/notify.c
index 83ed7cb3de..a737661408 100644
--- a/source4/torture/smb2/notify.c
+++ b/source4/torture/smb2/notify.c
@@ -1195,7 +1195,7 @@ static bool torture_smb2_notify_tree_disconnect(
 	smb2_deltree(tree, BASEDIR);
 	smb2_util_rmdir(tree, BASEDIR);
 
-	torture_comment(torture, "TESTING CHANGE NOTIFY FOLLOWED BY "
+	torture_comment(torture, "TESTING CHANGE NOTIFY+CANCEL FOLLOWED BY "
 			"TREE-DISCONNECT\n");
 
 	/*
@@ -1247,6 +1247,71 @@ done:
 }
 
 /*
+  testing of change notifies followed by a tdis - no cancel
+*/
+
+static bool torture_smb2_notify_tree_disconnect_1(
+		struct torture_context *torture,
+		struct smb2_tree *tree)
+{
+	bool ret = true;
+	NTSTATUS status;
+	union smb_notify notify;
+	union smb_open io;
+	struct smb2_handle h1;
+	struct smb2_request *req;
+
+	smb2_deltree(tree, BASEDIR);
+	smb2_util_rmdir(tree, BASEDIR);
+
+	torture_comment(torture, "TESTING CHANGE NOTIFY ASYNC FOLLOWED BY "
+			"TREE-DISCONNECT\n");
+
+	/*
+	  get a handle on the directory
+	*/
+	ZERO_STRUCT(io.smb2);
+	io.generic.level = RAW_OPEN_SMB2;
+	io.smb2.in.create_flags = 0;
+	io.smb2.in.desired_access = SEC_FILE_ALL;
+	io.smb2.in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
+	io.smb2.in.file_attributes = FILE_ATTRIBUTE_NORMAL;
+	io.smb2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
+				NTCREATEX_SHARE_ACCESS_WRITE;
+	io.smb2.in.alloc_size = 0;
+	io.smb2.in.create_disposition = NTCREATEX_DISP_CREATE;
+	io.smb2.in.impersonation_level = SMB2_IMPERSONATION_ANONYMOUS;
+	io.smb2.in.security_flags = 0;
+	io.smb2.in.fname = BASEDIR;
+
+	status = smb2_create(tree, torture, &(io.smb2));
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h1 = io.smb2.out.file.handle;
+
+	/* ask for a change notify,
+	   on file or directory name changes */
+	ZERO_STRUCT(notify.smb2);
+	notify.smb2.level = RAW_NOTIFY_SMB2;
+	notify.smb2.in.buffer_size = 1000;
+	notify.smb2.in.completion_filter = FILE_NOTIFY_CHANGE_NAME;
+	notify.smb2.in.file.handle = h1;
+	notify.smb2.in.recursive = true;
+
+	req = smb2_notify_send(tree, &(notify.smb2));
+	WAIT_FOR_ASYNC_RESPONSE(req);
+
+	status = smb2_tdis(tree);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	status = smb2_notify_recv(req, torture, &(notify.smb2));
+	CHECK_VAL(notify.smb2.out.num_changes, 0);
+
+done:
+	smb2_deltree(tree, BASEDIR);
+	return ret;
+}
+
+/*
   basic testing of change notifies followed by a ulogoff
 */
 
@@ -1999,6 +2064,7 @@ struct torture_suite *torture_smb2_notify_init(void)
 	torture_suite_add_2smb2_test(suite, "dir", torture_smb2_notify_dir);
 	torture_suite_add_2smb2_test(suite, "mask", torture_smb2_notify_mask);
 	torture_suite_add_1smb2_test(suite, "tdis", torture_smb2_notify_tree_disconnect);
+	torture_suite_add_1smb2_test(suite, "tdis1", torture_smb2_notify_tree_disconnect_1);
 	torture_suite_add_2smb2_test(suite, "mask-change", torture_smb2_notify_mask_change);
 	torture_suite_add_1smb2_test(suite, "logoff", torture_smb2_notify_ulogoff);
 	torture_suite_add_1smb2_test(suite, "tree", torture_smb2_notify_tree);