Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 240 insertions, 0 deletions

diff --git a/source3/torture/test_cleanup.c b/source3/torture/test_cleanup.c
new file mode 100644
index 0000000..2ff5cf6
--- /dev/null
+++ b/source3/torture/test_cleanup.c
@@ -0,0 +1,240 @@
+/*
+   Unix SMB/CIFS implementation.
+   Test cleanup behaviour
+   Copyright (C) Volker Lendecke 2011
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "locking/proto.h"
+#include "torture/proto.h"
+#include "system/filesys.h"
+#include "system/select.h"
+#include "libsmb/libsmb.h"
+#include "libcli/smb/smbXcli_base.h"
+#include "libcli/security/security.h"
+#include "librpc/gen_ndr/open_files.h"
+
+bool run_cleanup1(int dummy)
+{
+	struct cli_state *cli;
+	const char *fname = "\\cleanup1";
+	uint16_t fnum;
+	NTSTATUS status;
+
+	printf("CLEANUP1: Checking that a conflicting share mode is cleaned "
+	       "up\n");
+
+	if (!torture_open_connection(&cli, 0)) {
+		return false;
+	}
+	status = cli_openx(cli, fname, O_RDWR|O_CREAT, DENY_ALL, &fnum);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("open of %s failed (%s)\n", fname, nt_errstr(status));
+		return false;
+	}
+	status = smbXcli_conn_samba_suicide(cli->conn, 1);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("smbXcli_conn_samba_suicide failed: %s\n",
+		       nt_errstr(status));
+		return false;
+	}
+
+	if (!torture_open_connection(&cli, 1)) {
+		return false;
+	}
+	status = cli_ntcreate(
+		cli, fname, 0,
+		FILE_GENERIC_READ|FILE_GENERIC_WRITE|DELETE_ACCESS,
+		FILE_ATTRIBUTE_NORMAL,
+		FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
+		FILE_OPEN, FILE_DELETE_ON_CLOSE, 0, &fnum, NULL);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("2nd open of %s failed (%s)\n", fname,
+		       nt_errstr(status));
+		return false;
+	}
+	cli_close(cli, fnum);
+
+	torture_close_connection(cli);
+	return NT_STATUS_IS_OK(status);
+}
+
+bool run_cleanup2(int dummy)
+{
+	struct cli_state *cli1, *cli2, *cli3;
+	const char *fname = "\\cleanup2";
+	uint16_t fnum1, fnum2, fnum3;
+	NTSTATUS status;
+	char buf;
+
+	printf("CLEANUP2: Checking that a conflicting brlock is cleaned up\n");
+
+	if (!torture_open_connection(&cli1, 0)) {
+		return false;
+	}
+	status = cli_ntcreate(
+		cli1, fname, 0, FILE_GENERIC_READ|FILE_GENERIC_WRITE,
+		FILE_ATTRIBUTE_NORMAL,
+		FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
+		FILE_OVERWRITE_IF, 0, 0, &fnum1, NULL);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("open of %s failed (%s)\n", fname, nt_errstr(status));
+		return false;
+	}
+	status = cli_lock32(cli1, fnum1, 0, 1, 0, WRITE_LOCK);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("lock failed (%s)\n", nt_errstr(status));
+		return false;
+	}
+
+	if (!torture_open_connection(&cli3, 1)) {
+		return false;
+	}
+	status = cli_ntcreate(
+		cli3, fname, 0, FILE_GENERIC_READ|FILE_GENERIC_WRITE,
+		FILE_ATTRIBUTE_NORMAL,
+		FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
+		FILE_OVERWRITE_IF, 0, 0, &fnum3, NULL);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("open of %s failed (%s)\n", fname, nt_errstr(status));
+		return false;
+	}
+	status = cli_lock32(cli3, fnum3, 1, 1, 0, WRITE_LOCK);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("lock failed (%s)\n", nt_errstr(status));
+		return false;
+	}
+
+	status = cli_lock32(cli1, fnum1, 2, 1, 0, WRITE_LOCK);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("lock failed (%s)\n", nt_errstr(status));
+		return false;
+	}
+
+	/*
+	 * Check the file is indeed locked
+	 */
+	if (!torture_open_connection(&cli2, 1)) {
+		return false;
+	}
+	status = cli_ntcreate(
+		cli2, fname, 0, FILE_GENERIC_READ|FILE_GENERIC_WRITE,
+		FILE_ATTRIBUTE_NORMAL,
+		FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
+		FILE_OPEN, 0, 0, &fnum2, NULL);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("open of %s failed (%s)\n", fname, nt_errstr(status));
+		return false;
+	}
+	buf = 'x';
+	status = cli_smbwrite(cli2, fnum2, &buf, 0, 1, NULL);
+	if (!NT_STATUS_EQUAL(status, NT_STATUS_FILE_LOCK_CONFLICT)) {
+		printf("write succeeded\n");
+		return false;
+	}
+
+	/*
+	 * Kill the lock holder
+	 */
+	status = smbXcli_conn_samba_suicide(cli1->conn, 1);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("smbXcli_conn_samba_suicide failed: %s\n",
+		       nt_errstr(status));
+		return false;
+	}
+
+	/*
+	 * Give the suicidal smbd a bit of time to really pass away
+	 */
+	smb_msleep(1000);
+
+	status = cli_smbwrite(cli2, fnum2, &buf, 0, 1, NULL);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("write failed: %s\n", nt_errstr(status));
+		return false;
+	}
+	return true;
+}
+
+bool run_cleanup4(int dummy)
+{
+	struct cli_state *cli1, *cli2;
+	const char *fname = "\\cleanup4";
+	uint16_t fnum1, fnum2;
+	NTSTATUS status;
+
+	printf("CLEANUP4: Checking that a conflicting share mode is cleaned "
+	       "up\n");
+
+	if (!torture_open_connection(&cli1, 0)) {
+		return false;
+	}
+	if (!torture_open_connection(&cli2, 0)) {
+		return false;
+	}
+
+	status = cli_ntcreate(
+		cli1, fname, 0,
+		FILE_GENERIC_READ|DELETE_ACCESS,
+		FILE_ATTRIBUTE_NORMAL,
+		FILE_SHARE_READ|FILE_SHARE_DELETE,
+		FILE_OVERWRITE_IF, 0, 0, &fnum1, NULL);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("creating file failed: %s\n",
+		       nt_errstr(status));
+		return false;
+	}
+
+	status = cli_ntcreate(
+		cli2, fname, 0,
+		FILE_GENERIC_READ|DELETE_ACCESS,
+		FILE_ATTRIBUTE_NORMAL,
+		FILE_SHARE_READ|FILE_SHARE_DELETE,
+		FILE_OPEN, 0, 0, &fnum2, NULL);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("opening file 1st time failed: %s\n",
+		       nt_errstr(status));
+		return false;
+	}
+
+	status = smbXcli_conn_samba_suicide(cli1->conn, 1);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("smbXcli_conn_samba_suicide failed: %s\n",
+		       nt_errstr(status));
+		return false;
+	}
+
+	/*
+	 * The next open will conflict with both opens above. The first open
+	 * above will be correctly cleaned up. A bug in smbd iterating over
+	 * the share mode array made it skip the share conflict check for the
+	 * second open. Trigger this bug.
+	 */
+
+	status = cli_ntcreate(
+		cli2, fname, 0,
+		FILE_GENERIC_WRITE|DELETE_ACCESS,
+		FILE_ATTRIBUTE_NORMAL,
+		FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
+		FILE_OPEN, 0, 0, &fnum2, NULL);
+	if (!NT_STATUS_EQUAL(status, NT_STATUS_SHARING_VIOLATION)) {
+		printf("opening file 2nd time returned: %s\n",
+		       nt_errstr(status));
+		return false;
+	}
+
+	return true;
+}