s4:torture:smb2: Add smb2.lease.v2_breaking3 test.

This verifies the epoch handling in the multi step break.

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

diff --git a/source4/torture/smb2/lease.c b/source4/torture/smb2/lease.c
index 9b25eb452309d74dedb7d3f5de273eac4e0ae9fb..1665586fc309b7cda6b95850e9332bb36d16fe8a 100644 (file)
--- a/source4/torture/smb2/lease.c
+++ b/source4/torture/smb2/lease.c
@@ -2225,6 +2225,212 @@ done:
        return ret;
 }
 
+static bool test_lease_v2_breaking3(struct torture_context *tctx,
+                                struct smb2_tree *tree)
+{
+       TALLOC_CTX *mem_ctx = talloc_new(tctx);
+       struct smb2_create io1 = {};
+       struct smb2_create io2 = {};
+       struct smb2_create io3 = {};
+       struct smb2_lease ls1 = {};
+       struct smb2_handle h1a = {};
+       struct smb2_handle h1b = {};
+       struct smb2_handle h2 = {};
+       struct smb2_handle h3 = {};
+       struct smb2_request *req2 = NULL;
+       struct smb2_request *req3 = NULL;
+       struct torture_lease_break break_info_tmp = {};
+       struct smb2_lease_break_ack ack = {};
+       const char *fname = "v2_lease_breaking3.dat";
+       bool ret = true;
+       NTSTATUS status;
+       uint32_t caps;
+       enum protocol_types protocol;
+
+       caps = smb2cli_conn_server_capabilities(tree->session->transport->conn);
+       if (!(caps & SMB2_CAP_LEASING)) {
+               torture_skip(tctx, "leases are not supported");
+       }
+
+       protocol = smbXcli_conn_protocol(tree->session->transport->conn);
+       if (protocol < PROTOCOL_SMB3_00) {
+               torture_skip(tctx, "v2 leases are not supported");
+       }
+
+       smb2_util_unlink(tree, fname);
+
+       tree->session->transport->lease.handler = torture_lease_handler;
+       tree->session->transport->lease.private_data = tree;
+       tree->session->transport->oplock.handler = torture_oplock_handler;
+       tree->session->transport->oplock.private_data = tree;
+
+       /*
+        * we defer acking the lease break.
+        */
+       ZERO_STRUCT(break_info);
+       break_info.lease_skip_ack = true;
+
+       smb2_lease_v2_create_share(&io1, &ls1, false, fname,
+                                  smb2_util_share_access("RWD"),
+                                  LEASE1, NULL,
+                                  smb2_util_lease_state("RHW"),
+                                  0x11);
+       status = smb2_create(tree, mem_ctx, &io1);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       h1a = io1.out.file.handle;
+       CHECK_CREATED(&io1, CREATED, FILE_ATTRIBUTE_ARCHIVE);
+       /* Epoch increases on open. */
+       ls1.lease_epoch += 1;
+       CHECK_LEASE_V2(&io1, "RHW", true, LEASE1, 0, 0, ls1.lease_epoch);
+
+       /*
+        * a conflicting open is blocked until we ack the
+        * lease break
+        */
+       smb2_oplock_create(&io2, fname, SMB2_OPLOCK_LEVEL_NONE);
+       req2 = smb2_create_send(tree, &io2);
+       torture_assert(tctx, req2 != NULL, "smb2_create_send");
+
+       /*
+        * we got the lease break, but defer the ack.
+        */
+       CHECK_BREAK_INFO_V2(tree->session->transport,
+                           "RWH", "RH", LEASE1, ls1.lease_epoch + 1);
+
+       torture_assert(tctx, req2->state == SMB2_REQUEST_RECV, "req2 pending");
+
+       /* On receiving a lease break, we must sync the new epoch. */
+       ls1.lease_epoch = break_info.lease_break.new_epoch;
+
+       /*
+        * a open using the same lease key is still works,
+        * but reports SMB2_LEASE_FLAG_BREAK_IN_PROGRESS
+        */
+       status = smb2_create(tree, mem_ctx, &io1);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       h1b = io1.out.file.handle;
+       CHECK_CREATED(&io1, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+       CHECK_LEASE_V2(&io1, "RHW", true, LEASE1, SMB2_LEASE_FLAG_BREAK_IN_PROGRESS, 0, ls1.lease_epoch);
+       smb2_util_close(tree, h1b);
+
+       /*
+        * a conflicting open with NTCREATEX_DISP_OVERWRITE
+        * doesn't trigger an immediate lease break to none.
+        */
+       break_info_tmp = break_info;
+       ZERO_STRUCT(break_info);
+       smb2_oplock_create(&io3, fname, SMB2_OPLOCK_LEVEL_NONE);
+       io3.in.create_disposition = NTCREATEX_DISP_OVERWRITE;
+       req3 = smb2_create_send(tree, &io3);
+       torture_assert(tctx, req3 != NULL, "smb2_create_send");
+       CHECK_NO_BREAK(tctx);
+       break_info = break_info_tmp;
+
+       torture_assert(tctx, req3->state == SMB2_REQUEST_RECV, "req3 pending");
+
+       ack.in.lease.lease_key =
+               break_info.lease_break.current_lease.lease_key;
+       ack.in.lease.lease_state =
+               break_info.lease_break.new_lease_state;
+       ZERO_STRUCT(break_info);
+
+       /*
+        * a open using the same lease key is still works,
+        * but reports SMB2_LEASE_FLAG_BREAK_IN_PROGRESS
+        */
+       status = smb2_create(tree, mem_ctx, &io1);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       h1b = io1.out.file.handle;
+       CHECK_CREATED(&io1, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+       CHECK_LEASE_V2(&io1, "RHW", true, LEASE1, SMB2_LEASE_FLAG_BREAK_IN_PROGRESS, 0, ls1.lease_epoch);
+       smb2_util_close(tree, h1b);
+
+       CHECK_NO_BREAK(tctx);
+
+       /*
+        * We ack the lease break, but defer acking the next break (to "R")
+        */
+       break_info.lease_skip_ack = true;
+       status = smb2_lease_break_ack(tree, &ack);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       CHECK_LEASE_BREAK_ACK(&ack, "RH", LEASE1);
+
+       /*
+        * We got an additional break downgrading to just "R"
+        * while we defer the ack.
+        */
+       CHECK_BREAK_INFO_V2(tree->session->transport,
+                           "RH", "R", LEASE1, ls1.lease_epoch);
+       /* On receiving a lease break, we must sync the new epoch. */
+       ls1.lease_epoch = break_info.lease_break.new_epoch;
+
+       ack.in.lease.lease_key =
+               break_info.lease_break.current_lease.lease_key;
+       ack.in.lease.lease_state =
+               break_info.lease_break.new_lease_state;
+       ZERO_STRUCT(break_info);
+
+       /*
+        * a open using the same lease key is still works,
+        * but reports SMB2_LEASE_FLAG_BREAK_IN_PROGRESS
+        */
+       status = smb2_create(tree, mem_ctx, &io1);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       h1b = io1.out.file.handle;
+       CHECK_CREATED(&io1, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+       CHECK_LEASE_V2(&io1, "RH", true, LEASE1, SMB2_LEASE_FLAG_BREAK_IN_PROGRESS, 0, ls1.lease_epoch);
+       smb2_util_close(tree, h1b);
+
+       CHECK_NO_BREAK(tctx);
+
+       torture_assert(tctx, req2->state == SMB2_REQUEST_RECV, "req2 pending");
+       torture_assert(tctx, req3->state == SMB2_REQUEST_RECV, "req3 pending");
+
+       /*
+        * We ack the downgrade to "R" and get an immediate break to none
+        */
+       status = smb2_lease_break_ack(tree, &ack);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       CHECK_LEASE_BREAK_ACK(&ack, "R", LEASE1);
+
+       /*
+        * We get the downgrade to none.
+        */
+       CHECK_BREAK_INFO_V2(tree->session->transport,
+                           "R", "", LEASE1, ls1.lease_epoch);
+
+       torture_assert(tctx, req2->cancel.can_cancel,
+                      "req2 can_cancel");
+       torture_assert(tctx, req3->cancel.can_cancel,
+                      "req3 can_cancel");
+
+       ZERO_STRUCT(break_info);
+
+       status = smb2_create_recv(req2, tctx, &io2);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       h2 = io2.out.file.handle;
+       CHECK_CREATED(&io2, EXISTED, FILE_ATTRIBUTE_ARCHIVE);
+       CHECK_VAL(io2.out.oplock_level, SMB2_OPLOCK_LEVEL_NONE);
+
+       status = smb2_create_recv(req3, tctx, &io3);
+       CHECK_STATUS(status, NT_STATUS_OK);
+       h3 = io3.out.file.handle;
+       CHECK_CREATED(&io3, TRUNCATED, FILE_ATTRIBUTE_ARCHIVE);
+       CHECK_VAL(io3.out.oplock_level, SMB2_OPLOCK_LEVEL_NONE);
+
+       CHECK_NO_BREAK(tctx);
+done:
+       smb2_util_close(tree, h1a);
+       smb2_util_close(tree, h1b);
+       smb2_util_close(tree, h2);
+       smb2_util_close(tree, h3);
+
+       smb2_util_unlink(tree, fname);
+       talloc_free(mem_ctx);
+       return ret;
+}
+
+
 static bool test_lease_breaking4(struct torture_context *tctx,
                                 struct smb2_tree *tree)
 {
@@ -3465,7 +3671,6 @@ static bool test_lease_dynamic_share(struct torture_context *tctx,
        return ret;
 }
 
-
 struct torture_suite *torture_smb2_lease_init(void)
 {
        struct torture_suite *suite =
@@ -3485,6 +3690,7 @@ struct torture_suite *torture_smb2_lease_init(void)
        torture_suite_add_1smb2_test(suite, "breaking1", test_lease_breaking1);
        torture_suite_add_1smb2_test(suite, "breaking2", test_lease_breaking2);
        torture_suite_add_1smb2_test(suite, "breaking3", test_lease_breaking3);
+       torture_suite_add_1smb2_test(suite, "v2_breaking3", test_lease_v2_breaking3);
        torture_suite_add_1smb2_test(suite, "breaking4", test_lease_breaking4);
        torture_suite_add_1smb2_test(suite, "breaking5", test_lease_breaking5);
        torture_suite_add_1smb2_test(suite, "breaking6", test_lease_breaking6);