Adding upstream version 2:4.17.12+dfsg.upstream/2%4.17.12+dfsgupstream

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

1 files changed, 2871 insertions, 0 deletions

diff --git a/source4/torture/smb2/durable_open.c b/source4/torture/smb2/durable_open.c
new file mode 100644
index 0000000..9cd4d88
--- /dev/null
+++ b/source4/torture/smb2/durable_open.c
@@ -0,0 +1,2871 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   test suite for SMB2 durable opens
+
+   Copyright (C) Stefan Metzmacher 2008
+   Copyright (C) Michael Adam 2011-2012
+
+   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 "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+#include "../libcli/smb/smbXcli_base.h"
+#include "torture/torture.h"
+#include "torture/smb2/proto.h"
+#include "../libcli/smb/smbXcli_base.h"
+
+#define CHECK_VAL(v, correct) do { \
+	if ((v) != (correct)) { \
+		torture_result(tctx, TORTURE_FAIL, "(%s): wrong value for %s got 0x%llx - should be 0x%llx\n", \
+				__location__, #v, (unsigned long long)v, (unsigned long long)correct); \
+		ret = false; \
+	}} while (0)
+
+#define CHECK_NOT_VAL(v, incorrect) do { \
+	if ((v) == (incorrect)) { \
+		torture_result(tctx, TORTURE_FAIL, "(%s): wrong value for %s got 0x%llx - should not be 0x%llx\n", \
+				__location__, #v, (unsigned long long)v, (unsigned long long)incorrect); \
+		ret = false; \
+	}} while (0)
+
+#define CHECK_NOT_NULL(p) do { \
+	if ((p) == NULL) { \
+		torture_result(tctx, TORTURE_FAIL, "(%s): %s is NULL but it should not be.\n", \
+				__location__, #p); \
+		ret = false; \
+	}} while (0)
+
+#define CHECK_STATUS(status, correct) do { \
+	if (!NT_STATUS_EQUAL(status, correct)) { \
+		torture_result(tctx, TORTURE_FAIL, __location__": Incorrect status %s - should be %s", \
+		       nt_errstr(status), nt_errstr(correct)); \
+		ret = false; \
+		goto done; \
+	}} while (0)
+
+#define CHECK_CREATED(__io, __created, __attribute)			\
+	do {								\
+		CHECK_VAL((__io)->out.create_action, NTCREATEX_ACTION_ ## __created); \
+		CHECK_VAL((__io)->out.size, 0);				\
+		CHECK_VAL((__io)->out.file_attr, (__attribute));	\
+		CHECK_VAL((__io)->out.reserved2, 0);			\
+	} while(0)
+
+#define CHECK_CREATED_SIZE(__io, __created, __attribute, __alloc_size, __size)	\
+	do {									\
+		CHECK_VAL((__io)->out.create_action, NTCREATEX_ACTION_ ## __created); \
+		CHECK_VAL((__io)->out.alloc_size, (__alloc_size));		\
+		CHECK_VAL((__io)->out.size, (__size));				\
+		CHECK_VAL((__io)->out.file_attr, (__attribute));		\
+		CHECK_VAL((__io)->out.reserved2, 0);				\
+	} while(0)
+
+
+
+/**
+ * basic durable_open test.
+ * durable state should only be granted when requested
+ * along with a batch oplock or a handle lease.
+ *
+ * This test tests durable open with all possible oplock types.
+ */
+
+struct durable_open_vs_oplock {
+	const char *level;
+	const char *share_mode;
+	bool expected;
+};
+
+#define NUM_OPLOCK_TYPES 4
+#define NUM_SHARE_MODES 8
+#define NUM_OPLOCK_OPEN_TESTS ( NUM_OPLOCK_TYPES * NUM_SHARE_MODES )
+static struct durable_open_vs_oplock durable_open_vs_oplock_table[NUM_OPLOCK_OPEN_TESTS] =
+{
+	{ "", "", false },
+	{ "", "R", false },
+	{ "", "W", false },
+	{ "", "D", false },
+	{ "", "RD", false },
+	{ "", "RW", false },
+	{ "", "WD", false },
+	{ "", "RWD", false },
+
+	{ "s", "", false },
+	{ "s", "R", false },
+	{ "s", "W", false },
+	{ "s", "D", false },
+	{ "s", "RD", false },
+	{ "s", "RW", false },
+	{ "s", "WD", false },
+	{ "s", "RWD", false },
+
+	{ "x", "", false },
+	{ "x", "R", false },
+	{ "x", "W", false },
+	{ "x", "D", false },
+	{ "x", "RD", false },
+	{ "x", "RW", false },
+	{ "x", "WD", false },
+	{ "x", "RWD", false },
+
+	{ "b", "", true },
+	{ "b", "R", true },
+	{ "b", "W", true },
+	{ "b", "D", true },
+	{ "b", "RD", true },
+	{ "b", "RW", true },
+	{ "b", "WD", true },
+	{ "b", "RWD", true },
+};
+
+static bool test_one_durable_open_open_oplock(struct torture_context *tctx,
+					      struct smb2_tree *tree,
+					      const char *fname,
+					      struct durable_open_vs_oplock test)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	bool ret = true;
+	struct smb2_create io;
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(test.share_mode),
+				 smb2_util_oplock_level(test.level));
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, test.expected);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level(test.level));
+
+done:
+	if (h != NULL) {
+		smb2_util_close(tree, *h);
+	}
+	smb2_util_unlink(tree, fname);
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+static bool test_durable_open_open_oplock(struct torture_context *tctx,
+					  struct smb2_tree *tree)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	bool ret = true;
+	int i;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_open_oplock_%s.dat", generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	/* test various oplock levels with durable open */
+
+	for (i = 0; i < NUM_OPLOCK_OPEN_TESTS; i++) {
+		ret = test_one_durable_open_open_oplock(tctx,
+							tree,
+							fname,
+							durable_open_vs_oplock_table[i]);
+		if (ret == false) {
+			goto done;
+		}
+	}
+
+done:
+	smb2_util_unlink(tree, fname);
+	talloc_free(tree);
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * basic durable_open test.
+ * durable state should only be granted when requested
+ * along with a batch oplock or a handle lease.
+ *
+ * This test tests durable open with all valid lease types.
+ */
+
+struct durable_open_vs_lease {
+	const char *type;
+	const char *share_mode;
+	bool expected;
+};
+
+#define NUM_LEASE_TYPES 5
+#define NUM_LEASE_OPEN_TESTS ( NUM_LEASE_TYPES * NUM_SHARE_MODES )
+static struct durable_open_vs_lease durable_open_vs_lease_table[NUM_LEASE_OPEN_TESTS] =
+{
+	{ "", "", false },
+	{ "", "R", false },
+	{ "", "W", false },
+	{ "", "D", false },
+	{ "", "RW", false },
+	{ "", "RD", false },
+	{ "", "WD", false },
+	{ "", "RWD", false },
+
+	{ "R", "", false },
+	{ "R", "R", false },
+	{ "R", "W", false },
+	{ "R", "D", false },
+	{ "R", "RW", false },
+	{ "R", "RD", false },
+	{ "R", "DW", false },
+	{ "R", "RWD", false },
+
+	{ "RW", "", false },
+	{ "RW", "R", false },
+	{ "RW", "W", false },
+	{ "RW", "D", false },
+	{ "RW", "RW", false },
+	{ "RW", "RD", false },
+	{ "RW", "WD", false },
+	{ "RW", "RWD", false },
+
+	{ "RH", "", true },
+	{ "RH", "R", true },
+	{ "RH", "W", true },
+	{ "RH", "D", true },
+	{ "RH", "RW", true },
+	{ "RH", "RD", true },
+	{ "RH", "WD", true },
+	{ "RH", "RWD", true },
+
+	{ "RHW", "", true },
+	{ "RHW", "R", true },
+	{ "RHW", "W", true },
+	{ "RHW", "D", true },
+	{ "RHW", "RW", true },
+	{ "RHW", "RD", true },
+	{ "RHW", "WD", true },
+	{ "RHW", "RWD", true },
+};
+
+static bool test_one_durable_open_open_lease(struct torture_context *tctx,
+					     struct smb2_tree *tree,
+					     const char *fname,
+					     struct durable_open_vs_lease test)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	bool ret = true;
+	struct smb2_create io;
+	struct smb2_lease ls;
+	uint64_t lease;
+	uint32_t caps;
+
+	caps = smb2cli_conn_server_capabilities(tree->session->transport->conn);
+	if (!(caps & SMB2_CAP_LEASING)) {
+		torture_skip(tctx, "leases are not supported");
+	}
+
+	smb2_util_unlink(tree, fname);
+
+	lease = random();
+
+	smb2_lease_create_share(&io, &ls, false /* dir */, fname,
+				smb2_util_share_access(test.share_mode),
+				lease,
+				smb2_util_lease_state(test.type));
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, test.expected);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response.lease_key.data[0], lease);
+	CHECK_VAL(io.out.lease_response.lease_key.data[1], ~lease);
+	CHECK_VAL(io.out.lease_response.lease_state,
+		  smb2_util_lease_state(test.type));
+done:
+	if (h != NULL) {
+		smb2_util_close(tree, *h);
+	}
+	smb2_util_unlink(tree, fname);
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+static bool test_durable_open_open_lease(struct torture_context *tctx,
+					 struct smb2_tree *tree)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	bool ret = true;
+	int i;
+	uint32_t caps;
+
+	caps = smb2cli_conn_server_capabilities(tree->session->transport->conn);
+	if (!(caps & SMB2_CAP_LEASING)) {
+		torture_skip(tctx, "leases are not supported");
+	}
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_open_lease_%s.dat", generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+
+	/* test various oplock levels with durable open */
+
+	for (i = 0; i < NUM_LEASE_OPEN_TESTS; i++) {
+		ret = test_one_durable_open_open_lease(tctx,
+						       tree,
+						       fname,
+						       durable_open_vs_lease_table[i]);
+		if (ret == false) {
+			goto done;
+		}
+	}
+
+done:
+	smb2_util_unlink(tree, fname);
+	talloc_free(tree);
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * basic test for doing a durable open
+ * and do a durable reopen on the same connection
+ * while the first open is still active (fails)
+ */
+static bool test_durable_open_reopen1(struct torture_context *tctx,
+				      struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io1, io2;
+	bool ret = true;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen1_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io1, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io1.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io1.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_VAL(io1.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/* try a durable reconnect while the file is still open */
+	ZERO_STRUCT(io2);
+	io2.in.fname = fname;
+	io2.in.durable_handle = h;
+
+	status = smb2_create(tree, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+done:
+	if (h != NULL) {
+		smb2_util_close(tree, *h);
+	}
+
+	smb2_util_unlink(tree, fname);
+
+	talloc_free(tree);
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * Basic test for doing a durable open
+ * and do a session reconnect while the first
+ * session is still active and the handle is
+ * still open in the client.
+ * This closes the original session and  a
+ * durable reconnect on the new session succeeds.
+ */
+static bool test_durable_open_reopen1a(struct torture_context *tctx,
+				       struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	bool ret = true;
+	struct smb2_tree *tree2 = NULL;
+	struct smb2_tree *tree3 = NULL;
+	uint64_t previous_session_id;
+	struct smbcli_options options;
+	struct GUID orig_client_guid;
+
+	options = tree->session->transport->options;
+	orig_client_guid = options.client_guid;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen1a_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/*
+	 * a session reconnect on a second tcp connection
+	 */
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/* for oplocks, the client guid can be different: */
+	options.client_guid = GUID_random();
+
+	ret = torture_smb2_connection_ext(tctx, previous_session_id,
+					  &options, &tree2);
+	torture_assert_goto(tctx, ret, ret, done, "could not reconnect");
+
+	/*
+	 * check that this has deleted the old session
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_USER_SESSION_DELETED);
+
+	TALLOC_FREE(tree);
+
+	/*
+	 * but a durable reconnect on the new session succeeds:
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+
+	status = smb2_create(tree2, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+	/*
+	 * a session reconnect on a second tcp connection
+	 */
+
+	previous_session_id = smb2cli_session_current_id(tree2->session->smbXcli);
+
+	/* the original client_guid works just the same */
+	options.client_guid = orig_client_guid;
+
+	ret = torture_smb2_connection_ext(tctx, previous_session_id,
+					  &options, &tree3);
+	torture_assert_goto(tctx, ret, ret, done, "could not reconnect");
+
+	/*
+	 * check that this has deleted the old session
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+
+	status = smb2_create(tree2, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_USER_SESSION_DELETED);
+
+	TALLOC_FREE(tree2);
+
+	/*
+	 * but a durable reconnect on the new session succeeds:
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+
+	status = smb2_create(tree3, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+done:
+	if (tree == NULL) {
+		tree = tree2;
+	}
+
+	if (tree == NULL) {
+		tree = tree3;
+	}
+
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+			h = NULL;
+		}
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * lease variant of reopen1a
+ *
+ * Basic test for doing a durable open and doing a session
+ * reconnect while the first session is still active and the
+ * handle is still open in the client.
+ * This closes the original session and  a durable reconnect on
+ * the new session succeeds depending on the client guid:
+ *
+ * Durable reconnect on a session with a different client guid fails.
+ * Durable reconnect on a session with the original client guid succeeds.
+ */
+bool test_durable_open_reopen1a_lease(struct torture_context *tctx,
+				      struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	struct smb2_lease ls;
+	uint64_t lease_key;
+	bool ret = true;
+	struct smb2_tree *tree2 = NULL;
+	struct smb2_tree *tree3 = NULL;
+	uint64_t previous_session_id;
+	struct smbcli_options options;
+	struct GUID orig_client_guid;
+
+	options = tree->session->transport->options;
+	orig_client_guid = options.client_guid;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_v2_open_reopen1a_lease_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	lease_key = random();
+	smb2_lease_create(&io, &ls, false /* dir */, fname,
+			  lease_key, smb2_util_lease_state("RWH"));
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response.lease_duration, 0);
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/*
+	 * a session reconnect on a second tcp connection
+	 * with a different client_guid does not allow
+	 * the durable reconnect.
+	 */
+
+	options.client_guid = GUID_random();
+
+	ret = torture_smb2_connection_ext(tctx, previous_session_id,
+					  &options, &tree2);
+	torture_assert_goto(tctx, ret, ret, done, "couldn't reconnect");
+
+	/*
+	 * check that this has deleted the old session
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	io.in.lease_request = &ls;
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_USER_SESSION_DELETED);
+	TALLOC_FREE(tree);
+
+
+	/*
+	 * but a durable reconnect on the new session with the wrong
+	 * client guid fails
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	io.in.lease_request = &ls;
+	status = smb2_create(tree2, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	/*
+	 * now a session reconnect on a second tcp connection
+	 * with original client_guid allows the durable reconnect.
+	 */
+
+	options.client_guid = orig_client_guid;
+
+	ret = torture_smb2_connection_ext(tctx, previous_session_id,
+					  &options, &tree3);
+	torture_assert_goto(tctx, ret, ret, done, "couldn't reconnect");
+
+	/*
+	 * check that this has deleted the old session
+	 * In this case, a durable reconnect attempt with the
+	 * correct client_guid yields a different error code.
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	io.in.lease_request = &ls;
+	status = smb2_create(tree2, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+	TALLOC_FREE(tree2);
+
+	/*
+	 * but a durable reconnect on the new session succeeds:
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	io.in.lease_request = &ls;
+	status = smb2_create(tree3, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, false); /* no dh response context... */
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response.lease_duration, 0);
+	_h = io.out.file.handle;
+	h = &_h;
+
+done:
+	if (tree == NULL) {
+		tree = tree2;
+	}
+
+	if (tree == NULL) {
+		tree = tree3;
+	}
+
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+
+/**
+ * basic test for doing a durable open
+ * tcp disconnect, reconnect, do a durable reopen (succeeds)
+ */
+static bool test_durable_open_reopen2(struct torture_context *tctx,
+				      struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	bool ret = true;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen2_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/* disconnect, leaving the durable in place */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection(tctx, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	/* the path name is ignored by the server */
+	io.in.fname = fname;
+	io.in.durable_handle = h; /* durable v1 reconnect request */
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+	/* disconnect again, leaving the durable in place */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection(tctx, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	/*
+	 * show that the filename and many other fields
+	 * are ignored. only the reconnect request blob
+	 * is important.
+	 */
+	ZERO_STRUCT(io);
+	/* the path name is ignored by the server */
+	io.in.security_flags = 0x78;
+	io.in.oplock_level = 0x78;
+	io.in.impersonation_level = 0x12345678;
+	io.in.create_flags = 0x12345678;
+	io.in.reserved = 0x12345678;
+	io.in.desired_access = 0x12345678;
+	io.in.file_attributes = 0x12345678;
+	io.in.share_access = 0x12345678;
+	io.in.create_disposition = 0x12345678;
+	io.in.create_options = 0x12345678;
+	io.in.fname = "__non_existing_fname__";
+	io.in.durable_handle = h; /* durable v1 reconnect request */
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+	/* disconnect, leaving the durable in place */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection(tctx, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	/*
+	 * show that an additionally specified durable v1 request
+	 * is ignored by the server.
+	 * See MS-SMB2, 3.3.5.9.7
+	 * Handling the SMB2_CREATE_DURABLE_HANDLE_RECONNECT Create Context
+	 */
+	ZERO_STRUCT(io);
+	/* the path name is ignored by the server */
+	io.in.fname = fname;
+	io.in.durable_handle = h;  /* durable v1 reconnect request */
+	io.in.durable_open = true; /* durable v1 handle request */
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * lease variant of reopen2
+ * basic test for doing a durable open
+ * tcp disconnect, reconnect, do a durable reopen (succeeds)
+ */
+static bool test_durable_open_reopen2_lease(struct torture_context *tctx,
+					    struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	struct smb2_lease ls;
+	uint64_t lease_key;
+	bool ret = true;
+	struct smbcli_options options;
+	uint32_t caps;
+
+	caps = smb2cli_conn_server_capabilities(tree->session->transport->conn);
+	if (!(caps & SMB2_CAP_LEASING)) {
+		torture_skip(tctx, "leases are not supported");
+	}
+
+	options = tree->session->transport->options;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen2_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	lease_key = random();
+	smb2_lease_create(&io, &ls, false /* dir */, fname, lease_key,
+			  smb2_util_lease_state("RWH"));
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response.lease_duration, 0);
+
+	/* disconnect, reconnect and then do durable reopen */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection_ext(tctx, 0, &options, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+
+	/* a few failure tests: */
+
+	/*
+	 * several attempts without lease attached:
+	 * all fail with NT_STATUS_OBJECT_NAME_NOT_FOUND
+	 * irrespective of file name provided
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = "";
+	io.in.durable_handle = h;
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	ZERO_STRUCT(io);
+	io.in.fname = "__non_existing_fname__";
+	io.in.durable_handle = h;
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	/*
+	 * attempt with lease provided, but
+	 * with a changed lease key. => fails
+	 */
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_open = false;
+	io.in.durable_handle = h;
+	io.in.lease_request = &ls;
+	io.in.oplock_level = SMB2_OPLOCK_LEVEL_LEASE;
+	/* a wrong lease key lets the request fail */
+	ls.lease_key.data[0]++;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	/* restore the correct lease key */
+	ls.lease_key.data[0]--;
+
+	/*
+	 * this last failing attempt is almost correct:
+	 * only problem is: we use the wrong filename...
+	 * Note that this gives INVALID_PARAMETER.
+	 * This is different from oplocks!
+	 */
+	ZERO_STRUCT(io);
+	io.in.fname = "__non_existing_fname__";
+	io.in.durable_open = false;
+	io.in.durable_handle = h;
+	io.in.lease_request = &ls;
+	io.in.oplock_level = SMB2_OPLOCK_LEVEL_LEASE;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
+
+	/*
+	 * Now for a succeeding reconnect:
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_open = false;
+	io.in.durable_handle = h;
+	io.in.lease_request = &ls;
+	io.in.oplock_level = SMB2_OPLOCK_LEVEL_LEASE;
+
+	/* the requested lease state is irrelevant */
+	ls.lease_state = smb2_util_lease_state("");
+
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, false);
+	CHECK_VAL(io.out.durable_open_v2, false); /* no dh2q response blob */
+	CHECK_VAL(io.out.persistent_open, false);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response.lease_duration, 0);
+	_h = io.out.file.handle;
+	h = &_h;
+
+	/* disconnect one more time */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection_ext(tctx, 0, &options, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	/*
+	 * demonstrate that various parameters are ignored
+	 * in the reconnect
+	 */
+
+	ZERO_STRUCT(io);
+	/*
+	 * These are completely ignored by the server
+	 */
+	io.in.security_flags = 0x78;
+	io.in.oplock_level = 0x78;
+	io.in.impersonation_level = 0x12345678;
+	io.in.create_flags = 0x12345678;
+	io.in.reserved = 0x12345678;
+	io.in.desired_access = 0x12345678;
+	io.in.file_attributes = 0x12345678;
+	io.in.share_access = 0x12345678;
+	io.in.create_disposition = 0x12345678;
+	io.in.create_options = 0x12345678;
+
+	/*
+	 * only these are checked:
+	 * - io.in.fname
+	 * - io.in.durable_handle,
+	 * - io.in.lease_request->lease_key
+	 */
+
+	io.in.fname = fname;
+	io.in.durable_open_v2 = false;
+	io.in.durable_handle_v2 = h;
+	io.in.lease_request = &ls;
+
+	/* the requested lease state is irrelevant */
+	ls.lease_state = smb2_util_lease_state("");
+
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, false);
+	CHECK_VAL(io.out.durable_open_v2, false); /* no dh2q response blob */
+	CHECK_VAL(io.out.persistent_open, false);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response.lease_duration, 0);
+
+	_h = io.out.file.handle;
+	h = &_h;
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * lease v2 variant of reopen2
+ * basic test for doing a durable open
+ * tcp disconnect, reconnect, do a durable reopen (succeeds)
+ */
+static bool test_durable_open_reopen2_lease_v2(struct torture_context *tctx,
+					       struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	struct smb2_lease ls;
+	uint64_t lease_key;
+	bool ret = true;
+	struct smbcli_options options;
+	uint32_t caps;
+
+	caps = smb2cli_conn_server_capabilities(tree->session->transport->conn);
+	if (!(caps & SMB2_CAP_LEASING)) {
+		torture_skip(tctx, "leases are not supported");
+	}
+
+	options = tree->session->transport->options;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen2_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	lease_key = random();
+	smb2_lease_v2_create(&io, &ls, false /* dir */, fname,
+			     lease_key, 0, /* parent lease key */
+			     smb2_util_lease_state("RWH"), 0 /* lease epoch */);
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response_v2.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response_v2.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response_v2.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response_v2.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response_v2.lease_duration, 0);
+
+	/* disconnect, reconnect and then do durable reopen */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection_ext(tctx, 0, &options, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	/* a few failure tests: */
+
+	/*
+	 * several attempts without lease attached:
+	 * all fail with NT_STATUS_OBJECT_NAME_NOT_FOUND
+	 * irrespective of file name provided
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = "";
+	io.in.durable_handle = h;
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	ZERO_STRUCT(io);
+	io.in.fname = "__non_existing_fname__";
+	io.in.durable_handle = h;
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	/*
+	 * attempt with lease provided, but
+	 * with a changed lease key. => fails
+	 */
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_open = false;
+	io.in.durable_handle = h;
+	io.in.lease_request_v2 = &ls;
+	io.in.oplock_level = SMB2_OPLOCK_LEVEL_LEASE;
+	/* a wrong lease key lets the request fail */
+	ls.lease_key.data[0]++;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+	/* restore the correct lease key */
+	ls.lease_key.data[0]--;
+
+	/*
+	 * this last failing attempt is almost correct:
+	 * only problem is: we use the wrong filename...
+	 * Note that this gives INVALID_PARAMETER.
+	 * This is different from oplocks!
+	 */
+	ZERO_STRUCT(io);
+	io.in.fname = "__non_existing_fname__";
+	io.in.durable_open = false;
+	io.in.durable_handle = h;
+	io.in.lease_request_v2 = &ls;
+	io.in.oplock_level = SMB2_OPLOCK_LEVEL_LEASE;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
+
+	/*
+	 * Now for a succeeding reconnect:
+	 */
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_open = false;
+	io.in.durable_handle = h;
+	io.in.lease_request_v2 = &ls;
+	io.in.oplock_level = SMB2_OPLOCK_LEVEL_LEASE;
+
+	/* the requested lease state is irrelevant */
+	ls.lease_state = smb2_util_lease_state("");
+
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, false);
+	CHECK_VAL(io.out.durable_open_v2, false); /* no dh2q response blob */
+	CHECK_VAL(io.out.persistent_open, false);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response_v2.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response_v2.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response_v2.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response_v2.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response_v2.lease_duration, 0);
+	_h = io.out.file.handle;
+	h = &_h;
+
+	/* disconnect one more time */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection_ext(tctx, 0, &options, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	/*
+	 * demonstrate that various parameters are ignored
+	 * in the reconnect
+	 */
+
+	ZERO_STRUCT(io);
+	/*
+	 * These are completely ignored by the server
+	 */
+	io.in.security_flags = 0x78;
+	io.in.oplock_level = 0x78;
+	io.in.impersonation_level = 0x12345678;
+	io.in.create_flags = 0x12345678;
+	io.in.reserved = 0x12345678;
+	io.in.desired_access = 0x12345678;
+	io.in.file_attributes = 0x12345678;
+	io.in.share_access = 0x12345678;
+	io.in.create_disposition = 0x12345678;
+	io.in.create_options = 0x12345678;
+
+	/*
+	 * only these are checked:
+	 * - io.in.fname
+	 * - io.in.durable_handle,
+	 * - io.in.lease_request->lease_key
+	 */
+
+	io.in.fname = fname;
+	io.in.durable_open_v2 = false;
+	io.in.durable_handle_v2 = h;
+	io.in.lease_request_v2 = &ls;
+
+	/* the requested lease state is irrelevant */
+	ls.lease_state = smb2_util_lease_state("");
+
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, false);
+	CHECK_VAL(io.out.durable_open_v2, false); /* no dh2q response blob */
+	CHECK_VAL(io.out.persistent_open, false);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response_v2.lease_key.data[0], lease_key);
+	CHECK_VAL(io.out.lease_response_v2.lease_key.data[1], ~lease_key);
+	CHECK_VAL(io.out.lease_response_v2.lease_state,
+		  smb2_util_lease_state("RWH"));
+	CHECK_VAL(io.out.lease_response_v2.lease_flags, 0);
+	CHECK_VAL(io.out.lease_response_v2.lease_duration, 0);
+
+	_h = io.out.file.handle;
+	h = &_h;
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * basic test for doing a durable open
+ * tcp disconnect, reconnect with a session reconnect and
+ * do a durable reopen (succeeds)
+ */
+static bool test_durable_open_reopen2a(struct torture_context *tctx,
+				       struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io1, io2;
+	uint64_t previous_session_id;
+	bool ret = true;
+	struct smbcli_options options;
+
+	options = tree->session->transport->options;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen2_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io1, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io1.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io1.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_VAL(io1.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/* disconnect, reconnect and then do durable reopen */
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+	talloc_free(tree);
+	tree = NULL;
+
+	if (!torture_smb2_connection_ext(tctx, previous_session_id,
+					 &options, &tree))
+	{
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io2);
+	io2.in.fname = fname;
+	io2.in.durable_handle = h;
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io2, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io2.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io2.out.file.handle;
+	h = &_h;
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+
+/**
+ * basic test for doing a durable open:
+ * tdis, new tcon, try durable reopen (fails)
+ */
+static bool test_durable_open_reopen3(struct torture_context *tctx,
+				      struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io1, io2;
+	bool ret = true;
+	struct smb2_tree *tree2;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen3_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io1, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io1.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io1.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_VAL(io1.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/* disconnect, reconnect and then do durable reopen */
+	status = smb2_tdis(tree);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	if (!torture_smb2_tree_connect(tctx, tree->session, mem_ctx, &tree2)) {
+		torture_warning(tctx, "couldn't reconnect to share, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+
+	ZERO_STRUCT(io2);
+	io2.in.fname = fname;
+	io2.in.durable_handle = h;
+
+	status = smb2_create(tree2, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree2, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * basic test for doing a durable open:
+ * logoff, create a new session, do a durable reopen (succeeds)
+ */
+static bool test_durable_open_reopen4(struct torture_context *tctx,
+				      struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io1, io2;
+	bool ret = true;
+	struct smb2_transport *transport;
+	struct smb2_session *session2;
+	struct smb2_tree *tree2;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_reopen4_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io1, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io1.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io1.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_VAL(io1.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/*
+	 * do a session logoff, establish a new session and tree
+	 * connect on the same transport, and try a durable reopen
+	 */
+	transport = tree->session->transport;
+	status = smb2_logoff(tree->session);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	if (!torture_smb2_session_setup(tctx, transport,
+					0, /* previous_session_id */
+					mem_ctx, &session2))
+	{
+		torture_warning(tctx, "session setup failed.\n");
+		ret = false;
+		goto done;
+	}
+
+	/*
+	 * the session setup has talloc-stolen the transport,
+	 * so we can safely free the old tree+session for clarity
+	 */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_tree_connect(tctx, session2, mem_ctx, &tree2)) {
+		torture_warning(tctx, "tree connect failed.\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io2);
+	io2.in.fname = fname;
+	io2.in.durable_handle = h;
+	h = NULL;
+
+	status = smb2_create(tree2, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	_h = io2.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io2, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io2.out.oplock_level, smb2_util_oplock_level("b"));
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree2, *h);
+		}
+
+		smb2_util_unlink(tree2, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+static bool test_durable_open_delete_on_close1(struct torture_context *tctx,
+					       struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io1, io2;
+	bool ret = true;
+	uint8_t b = 0;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_delete_on_close1_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io1, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io1.in.durable_open = true;
+	io1.in.create_options |= NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
+
+	status = smb2_create(tree, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io1.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_VAL(io1.out.oplock_level, smb2_util_oplock_level("b"));
+
+	status = smb2_util_write(tree, *h, &b, 0, 1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	/* disconnect, leaving the durable handle in place */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection(tctx, &tree)) {
+		torture_warning(tctx, "could not reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	/*
+	 * Open the file on the new connection again
+	 * and check that it has been newly created,
+	 * i.e. delete on close was effective on the disconnected handle.
+	 * Also check that the file is really empty,
+	 * the previously written byte gone.
+	 */
+	smb2_oplock_create_share(&io2, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io2.in.create_options |= NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
+
+	status = smb2_create(tree, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io2.out.file.handle;
+	h = &_h;
+	CHECK_CREATED_SIZE(&io2, CREATED, FILE_ATTRIBUTE_ARCHIVE, 0, 0);
+	CHECK_VAL(io2.out.durable_open, false);
+	CHECK_VAL(io2.out.oplock_level, smb2_util_oplock_level("b"));
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+
+static bool test_durable_open_delete_on_close2(struct torture_context *tctx,
+					       struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	bool ret = true;
+	uint8_t b = 0;
+	uint64_t previous_session_id;
+	uint64_t alloc_size_step;
+	struct smbcli_options options;
+
+	options = tree->session->transport->options;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_delete_on_close2_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io.in.durable_open = true;
+	io.in.create_options |= NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+	status = smb2_util_write(tree, *h, &b, 0, 1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/* disconnect, leaving the durable handle in place */
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection_ext(tctx, previous_session_id,
+					 &options, &tree))
+	{
+		torture_warning(tctx, "could not reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	alloc_size_step = io.out.alloc_size;
+	CHECK_CREATED_SIZE(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE, alloc_size_step, 1);
+	CHECK_VAL(io.out.durable_open, false);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/* close the file, thereby deleting it */
+	smb2_util_close(tree, *h);
+	status = smb2_logoff(tree->session);
+	TALLOC_FREE(tree);
+
+	if (!torture_smb2_connection(tctx, &tree)) {
+		torture_warning(tctx, "could not reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	/*
+	 * Open the file on the new connection again
+	 * and check that it has been newly created,
+	 * i.e. delete on close was effective on the reconnected handle.
+	 * Also check that the file is really empty,
+	 * the previously written byte gone.
+	 */
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io.in.durable_open = true;
+	io.in.create_options |= NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED_SIZE(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE, 0, 0);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+
+		smb2_util_unlink(tree, fname);
+
+		talloc_free(tree);
+	}
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/*
+   basic testing of SMB2 durable opens
+   regarding the position information on the handle
+*/
+static bool test_durable_open_file_position(struct torture_context *tctx,
+					    struct smb2_tree *tree)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_handle h;
+	struct smb2_create io;
+	NTSTATUS status;
+	const char *fname = "durable_open_position.dat";
+	union smb_fileinfo qfinfo;
+	union smb_setfileinfo sfinfo;
+	bool ret = true;
+	uint64_t pos;
+	uint64_t previous_session_id;
+	struct smbcli_options options;
+
+	options = tree->session->transport->options;
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create(&io, fname, SMB2_OPLOCK_LEVEL_BATCH);
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h = io.out.file.handle;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);
+
+	/* TODO: check extra blob content */
+
+	ZERO_STRUCT(qfinfo);
+	qfinfo.generic.level = RAW_FILEINFO_POSITION_INFORMATION;
+	qfinfo.generic.in.file.handle = h;
+	status = smb2_getinfo_file(tree, mem_ctx, &qfinfo);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_VAL(qfinfo.position_information.out.position, 0);
+	pos = qfinfo.position_information.out.position;
+	torture_comment(tctx, "position: %llu\n",
+			(unsigned long long)pos);
+
+	ZERO_STRUCT(sfinfo);
+	sfinfo.generic.level = RAW_SFILEINFO_POSITION_INFORMATION;
+	sfinfo.generic.in.file.handle = h;
+	sfinfo.position_information.in.position = 0x1000;
+	status = smb2_setinfo_file(tree, &sfinfo);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	ZERO_STRUCT(qfinfo);
+	qfinfo.generic.level = RAW_FILEINFO_POSITION_INFORMATION;
+	qfinfo.generic.in.file.handle = h;
+	status = smb2_getinfo_file(tree, mem_ctx, &qfinfo);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_VAL(qfinfo.position_information.out.position, 0x1000);
+	pos = qfinfo.position_information.out.position;
+	torture_comment(tctx, "position: %llu\n",
+			(unsigned long long)pos);
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/* tcp disconnect */
+	talloc_free(tree);
+	tree = NULL;
+
+	/* do a session reconnect */
+	if (!torture_smb2_connection_ext(tctx, previous_session_id,
+					 &options, &tree))
+	{
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(qfinfo);
+	qfinfo.generic.level = RAW_FILEINFO_POSITION_INFORMATION;
+	qfinfo.generic.in.file.handle = h;
+	status = smb2_getinfo_file(tree, mem_ctx, &qfinfo);
+	CHECK_STATUS(status, NT_STATUS_FILE_CLOSED);
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = &h;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);
+	CHECK_VAL(io.out.reserved, 0x00);
+	CHECK_VAL(io.out.create_action, NTCREATEX_ACTION_EXISTED);
+	CHECK_VAL(io.out.alloc_size, 0);
+	CHECK_VAL(io.out.size, 0);
+	CHECK_VAL(io.out.file_attr, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.reserved2, 0);
+
+	h = io.out.file.handle;
+
+	ZERO_STRUCT(qfinfo);
+	qfinfo.generic.level = RAW_FILEINFO_POSITION_INFORMATION;
+	qfinfo.generic.in.file.handle = h;
+	status = smb2_getinfo_file(tree, mem_ctx, &qfinfo);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_VAL(qfinfo.position_information.out.position, 0x1000);
+	pos = qfinfo.position_information.out.position;
+	torture_comment(tctx, "position: %llu\n",
+			(unsigned long long)pos);
+
+	smb2_util_close(tree, h);
+
+	talloc_free(mem_ctx);
+
+	smb2_util_unlink(tree, fname);
+
+done:
+	talloc_free(tree);
+
+	return ret;
+}
+
+/*
+  Open, disconnect, oplock break, reconnect.
+*/
+static bool test_durable_open_oplock(struct torture_context *tctx,
+				     struct smb2_tree *tree1,
+				     struct smb2_tree *tree2)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io1, io2;
+	struct smb2_handle h1 = {{0}};
+	struct smb2_handle h2 = {{0}};
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_oplock_%s.dat", generate_random_str(tctx, 8));
+
+	/* Clean slate */
+	smb2_util_unlink(tree1, fname);
+
+	/* Create with batch oplock */
+	smb2_oplock_create(&io1, fname, SMB2_OPLOCK_LEVEL_BATCH);
+	io1.in.durable_open = true;
+
+	io2 = io1;
+	io2.in.create_disposition = NTCREATEX_DISP_OPEN;
+
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h1 = io1.out.file.handle;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_VAL(io1.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);
+
+	/* Disconnect after getting the batch */
+	talloc_free(tree1);
+	tree1 = NULL;
+
+	/*
+	 * Windows7 (build 7000) will break a batch oplock immediately if the
+	 * original client is gone. (ZML: This seems like a bug. It should give
+	 * some time for the client to reconnect!)
+	 */
+	status = smb2_create(tree2, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h2 = io2.out.file.handle;
+	CHECK_CREATED(&io2, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io2.out.durable_open, true);
+	CHECK_VAL(io2.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);
+
+	/* What if tree1 tries to come back and reclaim? */
+	if (!torture_smb2_connection(tctx, &tree1)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io1);
+	io1.in.fname = fname;
+	io1.in.durable_handle = &h1;
+
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+ done:
+	smb2_util_close(tree2, h2);
+	smb2_util_unlink(tree2, fname);
+
+	talloc_free(tree1);
+	talloc_free(tree2);
+
+	return ret;
+}
+
+/*
+  Open, disconnect, lease break, reconnect.
+*/
+static bool test_durable_open_lease(struct torture_context *tctx,
+				    struct smb2_tree *tree1,
+				    struct smb2_tree *tree2)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io1, io2;
+	struct smb2_lease ls1, ls2;
+	struct smb2_handle h1 = {{0}};
+	struct smb2_handle h2 = {{0}};
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+	uint64_t lease1, lease2;
+	uint32_t caps;
+
+	caps = smb2cli_conn_server_capabilities(tree1->session->transport->conn);
+	if (!(caps & SMB2_CAP_LEASING)) {
+		torture_skip(tctx, "leases are not supported");
+	}
+
+	/*
+	 * Choose a random name and random lease in case the state is left a
+	 * little funky.
+	 */
+	lease1 = random();
+	lease2 = random();
+	snprintf(fname, 256, "durable_open_lease_%s.dat", generate_random_str(tctx, 8));
+
+	/* Clean slate */
+	smb2_util_unlink(tree1, fname);
+
+	/* Create with lease */
+	smb2_lease_create(&io1, &ls1, false /* dir */, fname,
+			  lease1, smb2_util_lease_state("RHW"));
+	io1.in.durable_open = true;
+
+	smb2_lease_create(&io2, &ls2, false /* dir */, fname,
+			  lease2, smb2_util_lease_state("RHW"));
+	io2.in.durable_open = true;
+	io2.in.create_disposition = NTCREATEX_DISP_OPEN;
+
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h1 = io1.out.file.handle;
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+
+	CHECK_VAL(io1.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io1.out.lease_response.lease_key.data[0], lease1);
+	CHECK_VAL(io1.out.lease_response.lease_key.data[1], ~lease1);
+	CHECK_VAL(io1.out.lease_response.lease_state,
+	    SMB2_LEASE_READ|SMB2_LEASE_HANDLE|SMB2_LEASE_WRITE);
+
+	/* Disconnect after getting the lease */
+	talloc_free(tree1);
+	tree1 = NULL;
+
+	/*
+	 * Windows7 (build 7000) will grant an RH lease immediate (not an RHW?)
+	 * even if the original client is gone. (ZML: This seems like a bug. It
+	 * should give some time for the client to reconnect! And why RH?)
+	 * 
+	 * obnox: Current windows 7 and w2k8r2 grant RHW instead of RH.
+	 * Test is adapted accordingly.
+	 */
+	status = smb2_create(tree2, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h2 = io2.out.file.handle;
+	CHECK_VAL(io2.out.durable_open, true);
+	CHECK_CREATED(&io2, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+
+	CHECK_VAL(io2.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io2.out.lease_response.lease_key.data[0], lease2);
+	CHECK_VAL(io2.out.lease_response.lease_key.data[1], ~lease2);
+	CHECK_VAL(io2.out.lease_response.lease_state,
+	    SMB2_LEASE_READ|SMB2_LEASE_HANDLE|SMB2_LEASE_WRITE);
+
+	/* What if tree1 tries to come back and reclaim? */
+	if (!torture_smb2_connection(tctx, &tree1)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io1);
+	io1.in.fname = fname;
+	io1.in.durable_handle = &h1;
+	io1.in.lease_request = &ls1;
+
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+
+ done:
+	smb2_util_close(tree2, h2);
+	smb2_util_unlink(tree2, fname);
+
+	talloc_free(tree1);
+	talloc_free(tree2);
+
+	return ret;
+}
+
+static bool test_durable_open_lock_oplock(struct torture_context *tctx,
+					  struct smb2_tree *tree)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io;
+	struct smb2_handle h = {{0}};
+	struct smb2_lock lck;
+	struct smb2_lock_element el[2];
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+
+	/*
+	 */
+	snprintf(fname, 256, "durable_open_oplock_lock_%s.dat", generate_random_str(tctx, 8));
+
+	/* Clean slate */
+	smb2_util_unlink(tree, fname);
+
+	/* Create with oplock */
+
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h = io.out.file.handle;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+	ZERO_STRUCT(lck);
+	ZERO_STRUCT(el);
+	lck.in.locks		= el;
+	lck.in.lock_count	= 0x0001;
+	lck.in.lock_sequence	= 0x00000000;
+	lck.in.file.handle	= h;
+	el[0].offset		= 0;
+	el[0].length		= 1;
+	el[0].reserved		= 0x00000000;
+	el[0].flags		= SMB2_LOCK_FLAG_EXCLUSIVE;
+	status = smb2_lock(tree, &lck);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	/* Disconnect/Reconnect. */
+	talloc_free(tree);
+	tree = NULL;
+
+	if (!torture_smb2_connection(tctx, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = &h;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h = io.out.file.handle;
+
+	lck.in.file.handle	= h;
+	el[0].flags		= SMB2_LOCK_FLAG_UNLOCK;
+	status = smb2_lock(tree, &lck);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+ done:
+	smb2_util_close(tree, h);
+	smb2_util_unlink(tree, fname);
+	talloc_free(tree);
+
+	return ret;
+}
+
+/*
+  Open, take BRL, disconnect, reconnect.
+*/
+static bool test_durable_open_lock_lease(struct torture_context *tctx,
+					 struct smb2_tree *tree)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io;
+	struct smb2_lease ls;
+	struct smb2_handle h = {{0}};
+	struct smb2_lock lck;
+	struct smb2_lock_element el[2];
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+	uint64_t lease;
+	uint32_t caps;
+	struct smbcli_options options;
+
+	options = tree->session->transport->options;
+
+	caps = smb2cli_conn_server_capabilities(tree->session->transport->conn);
+	if (!(caps & SMB2_CAP_LEASING)) {
+		torture_skip(tctx, "leases are not supported");
+	}
+
+	/*
+	 * Choose a random name and random lease in case the state is left a
+	 * little funky.
+	 */
+	lease = random();
+	snprintf(fname, 256, "durable_open_lease_lock_%s.dat", generate_random_str(tctx, 8));
+
+	/* Clean slate */
+	smb2_util_unlink(tree, fname);
+
+	/* Create with lease */
+
+	smb2_lease_create(&io, &ls, false /* dir */, fname, lease,
+			  smb2_util_lease_state("RWH"));
+	io.in.durable_open 		= true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h = io.out.file.handle;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io.out.lease_response.lease_key.data[0], lease);
+	CHECK_VAL(io.out.lease_response.lease_key.data[1], ~lease);
+	CHECK_VAL(io.out.lease_response.lease_state,
+	    SMB2_LEASE_READ|SMB2_LEASE_HANDLE|SMB2_LEASE_WRITE);
+
+	ZERO_STRUCT(lck);
+	ZERO_STRUCT(el);
+	lck.in.locks		= el;
+	lck.in.lock_count	= 0x0001;
+	lck.in.lock_sequence	= 0x00000000;
+	lck.in.file.handle	= h;
+	el[0].offset		= 0;
+	el[0].length		= 1;
+	el[0].reserved		= 0x00000000;
+	el[0].flags		= SMB2_LOCK_FLAG_EXCLUSIVE;
+	status = smb2_lock(tree, &lck);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	/* Disconnect/Reconnect. */
+	talloc_free(tree);
+	tree = NULL;
+
+	if (!torture_smb2_connection_ext(tctx, 0, &options, &tree)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = &h;
+	io.in.lease_request = &ls;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h = io.out.file.handle;
+
+	lck.in.file.handle	= h;
+	el[0].flags		= SMB2_LOCK_FLAG_UNLOCK;
+	status = smb2_lock(tree, &lck);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+ done:
+	smb2_util_close(tree, h);
+	smb2_util_unlink(tree, fname);
+	talloc_free(tree);
+
+	return ret;
+}
+
+/**
+ * Open with a RH lease, disconnect, open in another tree, reconnect.
+ *
+ * This test actually demonstrates a minimum level of respect for the durable
+ * open in the face of another open. As long as this test shows an inability to
+ * reconnect after an open, the oplock/lease tests above will certainly
+ * demonstrate an error on reconnect.
+ */
+static bool test_durable_open_open2_lease(struct torture_context *tctx,
+					  struct smb2_tree *tree1,
+					  struct smb2_tree *tree2)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io1, io2;
+	struct smb2_lease ls;
+	struct smb2_handle h1 = {{0}};
+	struct smb2_handle h2 = {{0}};
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+	uint64_t lease;
+	uint32_t caps;
+	struct smbcli_options options;
+
+	options = tree1->session->transport->options;
+
+	caps = smb2cli_conn_server_capabilities(tree1->session->transport->conn);
+	if (!(caps & SMB2_CAP_LEASING)) {
+		torture_skip(tctx, "leases are not supported");
+	}
+
+	/*
+	 * Choose a random name and random lease in case the state is left a
+	 * little funky.
+	 */
+	lease = random();
+	snprintf(fname, 256, "durable_open_open2_lease_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	/* Clean slate */
+	smb2_util_unlink(tree1, fname);
+
+	/* Create with lease */
+	smb2_lease_create_share(&io1, &ls, false /* dir */, fname,
+				smb2_util_share_access(""),
+				lease,
+				smb2_util_lease_state("RH"));
+	io1.in.durable_open = true;
+
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h1 = io1.out.file.handle;
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+
+	CHECK_VAL(io1.out.oplock_level, SMB2_OPLOCK_LEVEL_LEASE);
+	CHECK_VAL(io1.out.lease_response.lease_key.data[0], lease);
+	CHECK_VAL(io1.out.lease_response.lease_key.data[1], ~lease);
+	CHECK_VAL(io1.out.lease_response.lease_state,
+		  smb2_util_lease_state("RH"));
+
+	/* Disconnect */
+	talloc_free(tree1);
+	tree1 = NULL;
+
+	/* Open the file in tree2 */
+	smb2_oplock_create(&io2, fname, SMB2_OPLOCK_LEVEL_NONE);
+
+	status = smb2_create(tree2, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h2 = io2.out.file.handle;
+	CHECK_CREATED(&io2, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+
+	/* Reconnect */
+	if (!torture_smb2_connection_ext(tctx, 0, &options, &tree1)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io1);
+	io1.in.fname = fname;
+	io1.in.durable_handle = &h1;
+	io1.in.lease_request = &ls;
+
+	/*
+	 * Windows7 (build 7000) will give away an open immediately if the
+	 * original client is gone. (ZML: This seems like a bug. It should give
+	 * some time for the client to reconnect!)
+	 */
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+	h1 = io1.out.file.handle;
+
+ done:
+	if (tree1 != NULL){
+		smb2_util_close(tree1, h1);
+		smb2_util_unlink(tree1, fname);
+		talloc_free(tree1);
+	}
+
+	smb2_util_close(tree2, h2);
+	smb2_util_unlink(tree2, fname);
+	talloc_free(tree2);
+
+	return ret;
+}
+
+/**
+ * Open with a batch oplock, disconnect, open in another tree, reconnect.
+ *
+ * This test actually demonstrates a minimum level of respect for the durable
+ * open in the face of another open. As long as this test shows an inability to
+ * reconnect after an open, the oplock/lease tests above will certainly
+ * demonstrate an error on reconnect.
+ */
+static bool test_durable_open_open2_oplock(struct torture_context *tctx,
+					   struct smb2_tree *tree1,
+					   struct smb2_tree *tree2)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io1, io2;
+	struct smb2_handle h1 = {{0}};
+	struct smb2_handle h2 = {{0}};
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+
+	/*
+	 * Choose a random name and random lease in case the state is left a
+	 * little funky.
+	 */
+	snprintf(fname, 256, "durable_open_open2_oplock_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	/* Clean slate */
+	smb2_util_unlink(tree1, fname);
+
+	/* Create with batch oplock */
+	smb2_oplock_create(&io1, fname, SMB2_OPLOCK_LEVEL_BATCH);
+	io1.in.durable_open = true;
+
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h1 = io1.out.file.handle;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io1.out.durable_open, true);
+	CHECK_VAL(io1.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);
+
+	/* Disconnect */
+	talloc_free(tree1);
+	tree1 = NULL;
+
+	/* Open the file in tree2 */
+	smb2_oplock_create(&io2, fname, SMB2_OPLOCK_LEVEL_NONE);
+
+	status = smb2_create(tree2, mem_ctx, &io2);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	h2 = io2.out.file.handle;
+	CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+
+	/* Reconnect */
+	if (!torture_smb2_connection(tctx, &tree1)) {
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io1);
+	io1.in.fname = fname;
+	io1.in.durable_handle = &h1;
+
+	status = smb2_create(tree1, mem_ctx, &io1);
+	CHECK_STATUS(status, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+	h1 = io1.out.file.handle;
+
+ done:
+	smb2_util_close(tree2, h2);
+	smb2_util_unlink(tree2, fname);
+	if (tree1 != NULL) {
+		smb2_util_close(tree1, h1);
+		smb2_util_unlink(tree1, fname);
+	}
+
+	talloc_free(tree1);
+	talloc_free(tree2);
+
+	return ret;
+}
+
+/**
+ * test behaviour with initial allocation size
+ */
+static bool test_durable_open_alloc_size(struct torture_context *tctx,
+					 struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	bool ret = true;
+	uint64_t previous_session_id;
+	uint64_t alloc_size_step;
+	uint64_t initial_alloc_size = 0x1000;
+	const uint8_t *b = NULL;
+	struct smbcli_options options;
+
+	options = tree->session->transport->options;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_alloc_size_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io.in.durable_open = true;
+	io.in.alloc_size = initial_alloc_size;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_NOT_VAL(io.out.alloc_size, 0);
+	alloc_size_step = io.out.alloc_size;
+	CHECK_CREATED_SIZE(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE,
+			   alloc_size_step, 0);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+	/* prepare buffer */
+	b = talloc_zero_size(mem_ctx, alloc_size_step);
+	CHECK_NOT_NULL(b);
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/* disconnect, reconnect and then do durable reopen */
+	talloc_free(tree);
+	tree = NULL;
+
+	if (!torture_smb2_connection_ext(tctx, previous_session_id,
+					 &options, &tree))
+	{
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED_SIZE(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE,
+			   alloc_size_step, 0);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/* write one byte */
+	status = smb2_util_write(tree, *h, b, 0, 1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	/* disconnect, reconnect and then do durable reopen */
+	talloc_free(tree);
+	tree = NULL;
+
+	if (!torture_smb2_connection_ext(tctx, previous_session_id,
+					 &options, &tree))
+	{
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED_SIZE(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE,
+			   alloc_size_step, 1);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/* write more byte than initial allocation size */
+	status = smb2_util_write(tree, *h, b, 1, alloc_size_step);
+
+	/* disconnect, reconnect and then do durable reopen */
+	talloc_free(tree);
+	tree = NULL;
+
+	if (!torture_smb2_connection_ext(tctx, previous_session_id,
+					 &options, &tree))
+	{
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED_SIZE(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE,
+			   alloc_size_step * 2, alloc_size_step + 1);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+done:
+	if (h != NULL) {
+		smb2_util_close(tree, *h);
+	}
+
+	smb2_util_unlink(tree, fname);
+
+	talloc_free(tree);
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * test behaviour when a disconnect happens while creating a read-only file
+ */
+static bool test_durable_open_read_only(struct torture_context *tctx,
+					struct smb2_tree *tree)
+{
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	char fname[256];
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_create io;
+	bool ret = true;
+	uint64_t previous_session_id;
+	const uint8_t b = 0;
+	uint64_t alloc_size = 0;
+	struct smbcli_options options;
+
+	options = tree->session->transport->options;
+
+	/* Choose a random name in case the state is left a little funky. */
+	snprintf(fname, 256, "durable_open_initial_alloc_%s.dat",
+		 generate_random_str(tctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create_share(&io, fname,
+				 smb2_util_share_access(""),
+				 smb2_util_oplock_level("b"));
+	io.in.durable_open = true;
+	io.in.file_attributes = FILE_ATTRIBUTE_READONLY;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+
+	previous_session_id = smb2cli_session_current_id(tree->session->smbXcli);
+
+	/* write one byte */
+	status = smb2_util_write(tree, *h, &b, 0, 1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	/* disconnect, reconnect and then do durable reopen */
+	talloc_free(tree);
+	tree = NULL;
+
+	if (!torture_smb2_connection_ext(tctx, previous_session_id,
+					 &options, &tree))
+	{
+		torture_warning(tctx, "couldn't reconnect, bailing\n");
+		ret = false;
+		goto done;
+	}
+
+	ZERO_STRUCT(io);
+	io.in.fname = fname;
+	io.in.durable_handle = h;
+	h = NULL;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	alloc_size = io.out.alloc_size;
+	CHECK_CREATED_SIZE(&io, EXISTED,
+			   FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_ARCHIVE,
+			   alloc_size, 1);
+	CHECK_VAL(io.out.oplock_level, smb2_util_oplock_level("b"));
+	_h = io.out.file.handle;
+	h = &_h;
+
+	/* write one byte */
+	status = smb2_util_write(tree, *h, &b, 1, 1);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+done:
+	if (h != NULL) {
+		union smb_setfileinfo sfinfo;
+
+		ZERO_STRUCT(sfinfo);
+		sfinfo.basic_info.level = RAW_SFILEINFO_BASIC_INFORMATION;
+		sfinfo.basic_info.in.file.handle = *h;
+		sfinfo.basic_info.in.attrib = FILE_ATTRIBUTE_NORMAL;
+		smb2_setinfo_file(tree, &sfinfo);
+
+		smb2_util_close(tree, *h);
+	}
+
+	smb2_util_unlink(tree, fname);
+
+	talloc_free(tree);
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}
+
+/**
+ * durable open with oplock, disconnect, exit
+ */
+static bool test_durable_open_oplock_disconnect(struct torture_context *tctx,
+						struct smb2_tree *tree)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io;
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+
+	snprintf(fname, 256, "durable_open_oplock_disconnect_%s.dat",
+		 generate_random_str(mem_ctx, 8));
+
+	smb2_util_unlink(tree, fname);
+
+	smb2_oplock_create(&io, fname, SMB2_OPLOCK_LEVEL_BATCH);
+	io.in.durable_open = true;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+
+	_h = io.out.file.handle;
+	h = &_h;
+
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	CHECK_VAL(io.out.oplock_level, SMB2_OPLOCK_LEVEL_BATCH);
+
+	/* disconnect */
+	talloc_free(tree);
+	tree = NULL;
+
+done:
+	if (tree != NULL) {
+		if (h != NULL) {
+			smb2_util_close(tree, *h);
+		}
+		smb2_util_unlink(tree, fname);
+	}
+	talloc_free(mem_ctx);
+	return ret;
+}
+
+/**
+ * durable stat open with lease.
+ */
+static bool test_durable_open_stat_open(struct torture_context *tctx,
+					struct smb2_tree *tree)
+{
+	TALLOC_CTX *mem_ctx = talloc_new(tctx);
+	struct smb2_create io;
+	struct smb2_handle _h;
+	struct smb2_handle *h = NULL;
+	struct smb2_lease ls;
+	NTSTATUS status;
+	char fname[256];
+	bool ret = true;
+	uint64_t lease;
+
+	snprintf(fname, 256, "durable_open_stat_open_%s.dat",
+		 generate_random_str(mem_ctx, 8));
+
+	/* Ensure file doesn't exist. */
+	smb2_util_unlink(tree, fname);
+
+	/* Create a normal file. */
+	smb2_oplock_create(&io, fname, SMB2_OPLOCK_LEVEL_NONE);
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	_h = io.out.file.handle;
+	h = &_h;
+	CHECK_CREATED(&io, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+	/* Close. */
+	smb2_util_close(tree, *h);
+	h = NULL;
+
+	/* Now try a leased, durable handle stat open. */
+	lease = random();
+	/* Create with lease */
+	smb2_lease_create(&io,
+			  &ls,
+			  false /* dir */,
+			  fname,
+			  lease,
+			  smb2_util_lease_state("RH"));
+	io.in.durable_open = true;
+	io.in.desired_access = SEC_FILE_READ_ATTRIBUTE;
+	io.in.create_disposition = NTCREATEX_DISP_OPEN;
+
+	status = smb2_create(tree, mem_ctx, &io);
+	CHECK_STATUS(status, NT_STATUS_OK);
+	CHECK_CREATED(&io, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+	CHECK_VAL(io.out.durable_open, true);
+	_h = io.out.file.handle;
+	h = &_h;
+
+done:
+	if (h != NULL) {
+		smb2_util_close(tree, *h);
+	}
+	smb2_util_unlink(tree, fname);
+	talloc_free(mem_ctx);
+	return ret;
+}
+
+struct torture_suite *torture_smb2_durable_open_init(TALLOC_CTX *ctx)
+{
+	struct torture_suite *suite =
+	    torture_suite_create(ctx, "durable-open");
+
+	torture_suite_add_1smb2_test(suite, "open-oplock", test_durable_open_open_oplock);
+	torture_suite_add_1smb2_test(suite, "open-lease", test_durable_open_open_lease);
+	torture_suite_add_1smb2_test(suite, "reopen1", test_durable_open_reopen1);
+	torture_suite_add_1smb2_test(suite, "reopen1a", test_durable_open_reopen1a);
+	torture_suite_add_1smb2_test(suite, "reopen1a-lease", test_durable_open_reopen1a_lease);
+	torture_suite_add_1smb2_test(suite, "reopen2", test_durable_open_reopen2);
+	torture_suite_add_1smb2_test(suite, "reopen2-lease", test_durable_open_reopen2_lease);
+	torture_suite_add_1smb2_test(suite, "reopen2-lease-v2", test_durable_open_reopen2_lease_v2);
+	torture_suite_add_1smb2_test(suite, "reopen2a", test_durable_open_reopen2a);
+	torture_suite_add_1smb2_test(suite, "reopen3", test_durable_open_reopen3);
+	torture_suite_add_1smb2_test(suite, "reopen4", test_durable_open_reopen4);
+	torture_suite_add_1smb2_test(suite, "delete_on_close1",
+				     test_durable_open_delete_on_close1);
+	torture_suite_add_1smb2_test(suite, "delete_on_close2",
+				     test_durable_open_delete_on_close2);
+	torture_suite_add_1smb2_test(suite, "file-position",
+	    test_durable_open_file_position);
+	torture_suite_add_2smb2_test(suite, "oplock", test_durable_open_oplock);
+	torture_suite_add_2smb2_test(suite, "lease", test_durable_open_lease);
+	torture_suite_add_1smb2_test(suite, "lock-oplock", test_durable_open_lock_oplock);
+	torture_suite_add_1smb2_test(suite, "lock-lease", test_durable_open_lock_lease);
+	torture_suite_add_2smb2_test(suite, "open2-lease",
+				     test_durable_open_open2_lease);
+	torture_suite_add_2smb2_test(suite, "open2-oplock",
+				     test_durable_open_open2_oplock);
+	torture_suite_add_1smb2_test(suite, "alloc-size",
+				     test_durable_open_alloc_size);
+	torture_suite_add_1smb2_test(suite, "read-only",
+				     test_durable_open_read_only);
+	torture_suite_add_1smb2_test(suite, "stat-open",
+				     test_durable_open_stat_open);
+
+	suite->description = talloc_strdup(suite, "SMB2-DURABLE-OPEN tests");
+
+	return suite;
+}
+
+struct torture_suite *torture_smb2_durable_open_disconnect_init(TALLOC_CTX *ctx)
+{
+	struct torture_suite *suite =
+	    torture_suite_create(ctx,
+				 "durable-open-disconnect");
+
+	torture_suite_add_1smb2_test(suite, "open-oplock-disconnect",
+				     test_durable_open_oplock_disconnect);
+
+	suite->description = talloc_strdup(suite,
+					"SMB2-DURABLE-OPEN-DISCONNECT tests");
+
+	return suite;
+}