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, 1338 insertions, 0 deletions

diff --git a/source4/torture/rpc/schannel.c b/source4/torture/rpc/schannel.c
new file mode 100644
index 0000000..ed94c91
--- /dev/null
+++ b/source4/torture/rpc/schannel.c
@@ -0,0 +1,1338 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   test suite for schannel operations
+
+   Copyright (C) Andrew Tridgell 2004
+
+   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 "librpc/gen_ndr/ndr_netlogon_c.h"
+#include "librpc/gen_ndr/ndr_lsa_c.h"
+#include "librpc/gen_ndr/ndr_samr_c.h"
+#include "auth/credentials/credentials.h"
+#include "auth/credentials/credentials_krb5.h"
+#include "torture/rpc/torture_rpc.h"
+#include "lib/cmdline/cmdline.h"
+#include "../libcli/auth/schannel.h"
+#include "libcli/auth/libcli_auth.h"
+#include "libcli/security/security.h"
+#include "system/filesys.h"
+#include "param/param.h"
+#include "librpc/rpc/dcerpc_proto.h"
+#include "libcli/composite/composite.h"
+#include "lib/events/events.h"
+
+#define TEST_MACHINE_NAME "schannel"
+
+/*
+  try a netlogon SamLogon
+*/
+bool test_netlogon_ex_ops(struct dcerpc_pipe *p, struct torture_context *tctx,
+			  struct cli_credentials *credentials,
+			  struct netlogon_creds_CredentialState *creds)
+{
+	NTSTATUS status;
+	struct netr_LogonSamLogonEx r;
+	struct netr_NetworkInfo ninfo;
+	union netr_LogonLevel logon;
+	union netr_Validation validation;
+	uint8_t authoritative = 1;
+	uint32_t _flags = 0;
+	DATA_BLOB names_blob, chal, lm_resp, nt_resp;
+	int i;
+	int flags = CLI_CRED_NTLM_AUTH;
+	struct dcerpc_binding_handle *b = p->binding_handle;
+
+	struct netr_UserSessionKey key;
+	struct netr_LMSessionKey LMSessKey;
+	uint32_t validation_levels[] = { 2, 3 };
+	struct netr_SamBaseInfo *base = NULL;
+	const char *crypto_alg = "";
+	bool can_do_validation_6 = true;
+	enum dcerpc_AuthLevel auth_level = DCERPC_AUTH_LEVEL_NONE;
+
+	if (lpcfg_client_lanman_auth(tctx->lp_ctx)) {
+		flags |= CLI_CRED_LANMAN_AUTH;
+	}
+
+	if (lpcfg_client_ntlmv2_auth(tctx->lp_ctx)) {
+		flags |= CLI_CRED_NTLMv2_AUTH;
+	}
+
+	cli_credentials_get_ntlm_username_domain(samba_cmdline_get_creds(),
+				tctx,
+				&ninfo.identity_info.account_name.string,
+				&ninfo.identity_info.domain_name.string);
+
+	generate_random_buffer(ninfo.challenge,
+			       sizeof(ninfo.challenge));
+	chal = data_blob_const(ninfo.challenge,
+			       sizeof(ninfo.challenge));
+
+	names_blob = NTLMv2_generate_names_blob(tctx, cli_credentials_get_workstation(credentials),
+						cli_credentials_get_domain(credentials));
+
+	status = cli_credentials_get_ntlm_response(
+			samba_cmdline_get_creds(),
+			tctx,
+			&flags,
+			chal,
+			NULL, /* server_timestamp */
+			names_blob,
+			&lm_resp, &nt_resp,
+			NULL, NULL);
+	torture_assert_ntstatus_ok(tctx, status,
+				   "cli_credentials_get_ntlm_response failed");
+
+	ninfo.lm.data = lm_resp.data;
+	ninfo.lm.length = lm_resp.length;
+
+	ninfo.nt.data = nt_resp.data;
+	ninfo.nt.length = nt_resp.length;
+
+	ninfo.identity_info.parameter_control = 0;
+	ninfo.identity_info.logon_id = 0;
+	ninfo.identity_info.workstation.string = cli_credentials_get_workstation(credentials);
+
+	logon.network = &ninfo;
+
+	r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
+	r.in.computer_name = cli_credentials_get_workstation(credentials);
+	r.in.logon_level = NetlogonNetworkInformation;
+	r.in.logon= &logon;
+	r.in.flags = &_flags;
+	r.out.validation = &validation;
+	r.out.authoritative = &authoritative;
+	r.out.flags = &_flags;
+
+	/*
+	- retrieve level6
+	- save usrsession and lmsession key
+	- retrieve level 2
+	- calculate, compare
+	- retrieve level 3
+	- calculate, compare
+	*/
+
+	if (creds) {
+		if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+			crypto_alg = "AES";
+		} else if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
+			crypto_alg = "ARCFOUR";
+		}
+	}
+
+	dcerpc_binding_handle_auth_info(b, NULL, &auth_level);
+	if (auth_level == DCERPC_AUTH_LEVEL_PRIVACY) {
+		r.in.validation_level = 6;
+
+		torture_comment(tctx,
+				"Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+				ninfo.identity_info.account_name.string, crypto_alg,
+				r.in.validation_level);
+
+		torture_assert_ntstatus_ok(tctx,
+			dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
+			"LogonSamLogonEx failed");
+	} else {
+		torture_comment(tctx,
+				"Skip auth_level[%u] Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+				auth_level, ninfo.identity_info.account_name.string, crypto_alg,
+				r.in.validation_level);
+		r.out.result = NT_STATUS_INVALID_INFO_CLASS;
+	}
+
+	if (NT_STATUS_EQUAL(r.out.result, NT_STATUS_INVALID_INFO_CLASS)) {
+		can_do_validation_6 = false;
+	} else {
+		torture_assert_ntstatus_ok(tctx, r.out.result,
+			"LogonSamLogonEx failed");
+
+		key = r.out.validation->sam6->base.key;
+		LMSessKey = r.out.validation->sam6->base.LMSessKey;
+
+		DEBUG(1,("unencrypted session keys from validation_level 6:\n"));
+		dump_data(1, r.out.validation->sam6->base.key.key, 16);
+		dump_data(1, r.out.validation->sam6->base.LMSessKey.key, 8);
+	}
+
+	for (i=0; i < ARRAY_SIZE(validation_levels); i++) {
+
+		r.in.validation_level = validation_levels[i];
+
+		torture_comment(tctx,
+			"Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+			ninfo.identity_info.account_name.string, crypto_alg,
+			r.in.validation_level);
+
+		torture_assert_ntstatus_ok(tctx,
+			dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
+			"LogonSamLogonEx failed");
+		torture_assert_ntstatus_ok(tctx, r.out.result,
+			"LogonSamLogonEx failed");
+
+		if (creds == NULL) {
+			/* when this test is called without creds no point in
+			 * testing the session keys */
+			continue;
+		}
+
+		switch (validation_levels[i]) {
+		case 2:
+			base = &r.out.validation->sam2->base;
+			break;
+		case 3:
+			base = &r.out.validation->sam3->base;
+			break;
+		default:
+			break;
+		}
+
+		DEBUG(1,("encrypted keys validation_level %d:\n",
+			validation_levels[i]));
+		dump_data(1, base->key.key, 16);
+		dump_data(1, base->LMSessKey.key, 8);
+
+		if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+			netlogon_creds_aes_decrypt(creds, base->key.key, 16);
+			netlogon_creds_aes_decrypt(creds, base->LMSessKey.key, 8);
+		} else if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
+			netlogon_creds_arcfour_crypt(creds, base->key.key, 16);
+			netlogon_creds_arcfour_crypt(creds, base->LMSessKey.key, 8);
+		}
+
+		DEBUG(1,("decryped keys validation_level %d\n",
+			validation_levels[i]));
+
+		dump_data(1, base->key.key, 16);
+		dump_data(1, base->LMSessKey.key, 8);
+
+		if (!can_do_validation_6) {
+			/* we cant compare against unencrypted keys */
+			continue;
+		}
+
+		torture_assert_mem_equal(tctx,
+					 base->key.key,
+					 key.key,
+					 16,
+					 "unexpected user session key\n");
+		torture_assert_mem_equal(tctx,
+					 base->LMSessKey.key,
+					 LMSessKey.key,
+					 8,
+					 "unexpected LM session key\n");
+	}
+
+	return true;
+}
+
+static bool test_netlogon_ex_bug14932(struct dcerpc_pipe *p,
+				      struct torture_context *tctx,
+				      struct cli_credentials *credentials,
+				      struct netlogon_creds_CredentialState *creds)
+{
+	NTSTATUS status;
+	struct netr_LogonSamLogonEx r;
+	struct netr_NetworkInfo ninfo;
+	union netr_LogonLevel logon;
+	union netr_Validation validation;
+	uint8_t authoritative = 1;
+	uint32_t _flags = 0;
+	static const char *netapp_magic =
+		"\x01\x01\x00\x00\x00\x00\x00\x00"
+		"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
+		"\xb8\x82\x3a\xf1\xb3\xdd\x08\x15"
+		"\x00\x00\x00\x00\x11\xa2\x08\x81"
+		"\x50\x38\x22\x78\x2b\x94\x47\xfe"
+		"\x54\x94\x7b\xff\x17\x27\x5a\xb4"
+		"\xf4\x18\xba\xdc\x2c\x38\xfd\x5b"
+		"\xfb\x0e\xc1\x85\x1e\xcc\x92\xbb"
+		"\x9b\xb1\xc4\xd5\x53\x14\xff\x8c"
+		"\x76\x49\xf5\x45\x90\x19\xa2";
+	NTTIME timestamp = BVAL(netapp_magic, 8);
+	DATA_BLOB names_blob = data_blob_string_const(netapp_magic + 28);
+	DATA_BLOB chal, lm_resp, nt_resp;
+	int i;
+	int flags = CLI_CRED_NTLM_AUTH;
+	struct dcerpc_binding_handle *b = p->binding_handle;
+	struct netr_UserSessionKey key;
+	struct netr_LMSessionKey LMSessKey;
+	uint32_t validation_levels[] = { 2, 3 };
+	struct netr_SamBaseInfo *base = NULL;
+	const char *crypto_alg = "";
+	bool can_do_validation_6 = true;
+	enum dcerpc_AuthLevel auth_level = DCERPC_AUTH_LEVEL_NONE;
+
+	flags |= CLI_CRED_NTLMv2_AUTH;
+
+	cli_credentials_get_ntlm_username_domain(samba_cmdline_get_creds(),
+				tctx,
+				&ninfo.identity_info.account_name.string,
+				&ninfo.identity_info.domain_name.string);
+
+	generate_random_buffer(ninfo.challenge,
+			       sizeof(ninfo.challenge));
+
+	chal = data_blob_const(ninfo.challenge,
+			       sizeof(ninfo.challenge));
+
+	status = cli_credentials_get_ntlm_response(
+			samba_cmdline_get_creds(),
+			tctx,
+			&flags,
+			chal,
+			&timestamp,
+			names_blob,
+			&lm_resp, &nt_resp,
+			NULL, NULL);
+	torture_assert_ntstatus_ok(tctx, status,
+				   "cli_credentials_get_ntlm_response failed");
+
+	ninfo.lm.data = lm_resp.data;
+	ninfo.lm.length = lm_resp.length;
+
+	ninfo.nt.data = nt_resp.data;
+	ninfo.nt.length = nt_resp.length;
+
+	ninfo.identity_info.parameter_control = 0;
+	ninfo.identity_info.logon_id = 0;
+	ninfo.identity_info.workstation.string = cli_credentials_get_workstation(credentials);
+
+	logon.network = &ninfo;
+
+	r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
+	r.in.computer_name = cli_credentials_get_workstation(credentials);
+	r.in.logon_level = NetlogonNetworkInformation;
+	r.in.logon= &logon;
+	r.in.flags = &_flags;
+	r.out.validation = &validation;
+	r.out.authoritative = &authoritative;
+	r.out.flags = &_flags;
+
+	/*
+	- retrieve level6
+	- save usrsession and lmsession key
+	- retrieve level 2
+	- calculate, compare
+	- retrieve level 3
+	- calculate, compare
+	*/
+
+	if (creds != NULL) {
+		if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+			crypto_alg = "AES";
+		} else if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
+			crypto_alg = "ARCFOUR";
+		}
+	}
+
+	dcerpc_binding_handle_auth_info(b, NULL, &auth_level);
+	if (auth_level == DCERPC_AUTH_LEVEL_PRIVACY) {
+		r.in.validation_level = 6;
+
+		torture_comment(tctx,
+				"Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+				ninfo.identity_info.account_name.string, crypto_alg,
+				r.in.validation_level);
+
+		torture_assert_ntstatus_ok(tctx,
+			dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
+			"LogonSamLogonEx failed");
+	} else {
+		torture_comment(tctx,
+				"Skip auth_level[%u] Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+				auth_level, ninfo.identity_info.account_name.string, crypto_alg,
+				r.in.validation_level);
+		r.out.result = NT_STATUS_INVALID_INFO_CLASS;
+	}
+
+	if (NT_STATUS_EQUAL(r.out.result, NT_STATUS_INVALID_INFO_CLASS)) {
+		can_do_validation_6 = false;
+	} else {
+		torture_assert_ntstatus_ok(tctx, r.out.result,
+			"LogonSamLogonEx failed");
+
+		key = r.out.validation->sam6->base.key;
+		LMSessKey = r.out.validation->sam6->base.LMSessKey;
+
+		DEBUG(1,("unencrypted session keys from validation_level 6:\n"));
+		dump_data(1, r.out.validation->sam6->base.key.key, 16);
+		dump_data(1, r.out.validation->sam6->base.LMSessKey.key, 8);
+	}
+
+	for (i=0; i < ARRAY_SIZE(validation_levels); i++) {
+
+		r.in.validation_level = validation_levels[i];
+
+		torture_comment(tctx,
+			"Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+			ninfo.identity_info.account_name.string, crypto_alg,
+			r.in.validation_level);
+
+		torture_assert_ntstatus_ok(tctx,
+			dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
+			"LogonSamLogonEx failed");
+		torture_assert_ntstatus_ok(tctx, r.out.result,
+			"LogonSamLogonEx failed");
+
+		if (creds == NULL) {
+			/* when this test is called without creds no point in
+			 * testing the session keys */
+			continue;
+		}
+
+		switch (validation_levels[i]) {
+		case 2:
+			base = &r.out.validation->sam2->base;
+			break;
+		case 3:
+			base = &r.out.validation->sam3->base;
+			break;
+		default:
+			break;
+		}
+
+		DEBUG(1,("encrypted keys validation_level %d:\n",
+			validation_levels[i]));
+		dump_data(1, base->key.key, 16);
+		dump_data(1, base->LMSessKey.key, 8);
+
+		if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+			netlogon_creds_aes_decrypt(creds, base->key.key, 16);
+			netlogon_creds_aes_decrypt(creds, base->LMSessKey.key, 8);
+		} else if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
+			netlogon_creds_arcfour_crypt(creds, base->key.key, 16);
+			netlogon_creds_arcfour_crypt(creds, base->LMSessKey.key, 8);
+		}
+
+		DEBUG(1,("decryped keys validation_level %d\n",
+			validation_levels[i]));
+
+		dump_data(1, base->key.key, 16);
+		dump_data(1, base->LMSessKey.key, 8);
+
+		if (!can_do_validation_6) {
+			/* we cant compare against unencrypted keys */
+			continue;
+		}
+
+		torture_assert_mem_equal(tctx,
+					 base->key.key,
+					 key.key,
+					 16,
+					 "unexpected user session key\n");
+		torture_assert_mem_equal(tctx,
+					 base->LMSessKey.key,
+					 LMSessKey.key,
+					 8,
+					 "unexpected LM session key\n");
+	}
+
+	return true;
+}
+
+/*
+  do some samr ops using the schannel connection
+ */
+static bool test_samr_ops(struct torture_context *tctx,
+			  struct dcerpc_binding_handle *b)
+{
+	struct samr_GetDomPwInfo r;
+	struct samr_PwInfo info;
+	struct samr_Connect connect_r;
+	struct samr_OpenDomain opendom;
+	int i;
+	struct lsa_String name;
+	struct policy_handle handle;
+	struct policy_handle domain_handle;
+
+	name.string = lpcfg_workgroup(tctx->lp_ctx);
+	r.in.domain_name = &name;
+	r.out.info = &info;
+
+	connect_r.in.system_name = 0;
+	connect_r.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+	connect_r.out.connect_handle = &handle;
+
+	torture_comment(tctx, "Testing Connect and OpenDomain on BUILTIN\n");
+
+	torture_assert_ntstatus_ok(tctx, dcerpc_samr_Connect_r(b, tctx, &connect_r),
+		"Connect failed");
+	if (!NT_STATUS_IS_OK(connect_r.out.result)) {
+		if (NT_STATUS_EQUAL(connect_r.out.result, NT_STATUS_ACCESS_DENIED)) {
+			torture_comment(tctx, "Connect failed (expected, schannel mapped to anonymous): %s\n",
+			       nt_errstr(connect_r.out.result));
+		} else {
+			torture_comment(tctx, "Connect failed - %s\n", nt_errstr(connect_r.out.result));
+			return false;
+		}
+	} else {
+		opendom.in.connect_handle = &handle;
+		opendom.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+		opendom.in.sid = dom_sid_parse_talloc(tctx, "S-1-5-32");
+		opendom.out.domain_handle = &domain_handle;
+
+		torture_assert_ntstatus_ok(tctx, dcerpc_samr_OpenDomain_r(b, tctx, &opendom),
+			"OpenDomain failed");
+		if (!NT_STATUS_IS_OK(opendom.out.result)) {
+			torture_comment(tctx, "OpenDomain failed - %s\n", nt_errstr(opendom.out.result));
+			return false;
+		}
+	}
+
+	torture_comment(tctx, "Testing GetDomPwInfo with name %s\n", r.in.domain_name->string);
+
+	/* do several ops to test credential chaining */
+	for (i=0;i<5;i++) {
+		torture_assert_ntstatus_ok(tctx, dcerpc_samr_GetDomPwInfo_r(b, tctx, &r),
+			"GetDomPwInfo failed");
+		if (!NT_STATUS_IS_OK(r.out.result)) {
+			if (!NT_STATUS_EQUAL(r.out.result, NT_STATUS_ACCESS_DENIED)) {
+				torture_comment(tctx, "GetDomPwInfo op %d failed - %s\n", i, nt_errstr(r.out.result));
+				return false;
+			}
+		}
+	}
+
+	return true;
+}
+
+
+/*
+  do some lsa ops using the schannel connection
+ */
+static bool test_lsa_ops(struct torture_context *tctx, struct dcerpc_pipe *p)
+{
+	struct lsa_GetUserName r;
+	bool ret = true;
+	struct lsa_String *account_name_p = NULL;
+	struct lsa_String *authority_name_p = NULL;
+	struct dcerpc_binding_handle *b = p->binding_handle;
+
+	torture_comment(tctx, "\nTesting GetUserName\n");
+
+	r.in.system_name = "\\";
+	r.in.account_name = &account_name_p;
+	r.in.authority_name = &authority_name_p;
+	r.out.account_name = &account_name_p;
+
+	/* do several ops to test credential chaining and various operations */
+	torture_assert_ntstatus_ok(tctx, dcerpc_lsa_GetUserName_r(b, tctx, &r),
+		"lsa_GetUserName failed");
+
+	authority_name_p = *r.out.authority_name;
+
+	if (!NT_STATUS_IS_OK(r.out.result)) {
+		torture_comment(tctx, "GetUserName failed - %s\n", nt_errstr(r.out.result));
+		return false;
+	} else {
+		if (!r.out.account_name) {
+			return false;
+		}
+
+		if (strcmp(account_name_p->string, "ANONYMOUS LOGON") != 0) {
+			torture_comment(tctx, "GetUserName returned wrong user: %s, expected %s\n",
+			       account_name_p->string, "ANONYMOUS LOGON");
+			/* FIXME: gd */
+			if (!torture_setting_bool(tctx, "samba3", false)) {
+				return false;
+			}
+		}
+		if (!authority_name_p || !authority_name_p->string) {
+			return false;
+		}
+
+		if (strcmp(authority_name_p->string, "NT AUTHORITY") != 0) {
+			torture_comment(tctx, "GetUserName returned wrong user: %s, expected %s\n",
+			       authority_name_p->string, "NT AUTHORITY");
+			/* FIXME: gd */
+			if (!torture_setting_bool(tctx, "samba3", false)) {
+				return false;
+			}
+		}
+	}
+
+	return ret;
+}
+
+
+/*
+  test a schannel connection with the given flags
+ */
+static bool test_schannel(struct torture_context *tctx,
+			  uint16_t acct_flags, uint32_t dcerpc_flags,
+			  int i)
+{
+	struct test_join *join_ctx;
+	NTSTATUS status;
+	const char *binding = torture_setting_string(tctx, "binding", NULL);
+	struct dcerpc_binding *b;
+	struct dcerpc_pipe *p = NULL;
+	struct dcerpc_pipe *p_netlogon = NULL;
+	struct dcerpc_pipe *p_netlogon2 = NULL;
+	struct dcerpc_pipe *p_netlogon3 = NULL;
+	struct dcerpc_pipe *p_samr2 = NULL;
+	struct dcerpc_pipe *p_lsa = NULL;
+	struct netlogon_creds_CredentialState *creds;
+	struct cli_credentials *credentials;
+	enum dcerpc_transport_t transport;
+
+	join_ctx = torture_join_domain(tctx,
+				       talloc_asprintf(tctx, "%s%d", TEST_MACHINE_NAME, i),
+				       acct_flags, &credentials);
+	torture_assert(tctx, join_ctx != NULL, "Failed to join domain");
+
+	status = dcerpc_parse_binding(tctx, binding, &b);
+	torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
+
+	status = dcerpc_binding_set_flags(b, dcerpc_flags, DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(tctx, status, "set flags");
+
+	status = dcerpc_pipe_connect_b(tctx, &p, b, &ndr_table_samr,
+				       credentials, tctx->ev, tctx->lp_ctx);
+	torture_assert_ntstatus_ok(tctx, status,
+		"Failed to connect to samr with schannel");
+
+	torture_assert(tctx, test_samr_ops(tctx, p->binding_handle),
+		       "Failed to process schannel secured SAMR ops");
+
+	/* Also test that when we connect to the netlogon pipe, that
+	 * the credentials we setup on the first pipe are valid for
+	 * the second */
+
+	/* Swap the binding details from SAMR to NETLOGON */
+	status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
+	torture_assert_ntstatus_ok(tctx, status, "epm map");
+
+	status = dcerpc_binding_set_flags(b, dcerpc_flags, DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(tctx, status, "set flags");
+
+	status = dcerpc_secondary_auth_connection(p, b, &ndr_table_netlogon,
+						  credentials, tctx->lp_ctx,
+						  tctx, &p_netlogon);
+	torture_assert_ntstatus_ok(tctx, status, "Failed to create secondary connection");
+
+	creds = cli_credentials_get_netlogon_creds(credentials);
+	torture_assert(tctx, (creds != NULL), "schannel creds");
+
+	/* checks the capabilities */
+	torture_assert(tctx, test_netlogon_capabilities(p_netlogon, tctx, credentials, creds),
+		       "Failed to process schannel secured capability ops (on fresh connection)");
+
+	/* do a couple of logins */
+	torture_assert(tctx, test_netlogon_ops(p_netlogon, tctx, credentials, creds),
+		"Failed to process schannel secured NETLOGON ops");
+
+	torture_assert(tctx, test_netlogon_ex_ops(p_netlogon, tctx, credentials, creds),
+		"Failed to process schannel secured NETLOGON EX ops");
+
+	/* regression test for https://bugzilla.samba.org/show_bug.cgi?id=14932 */
+	torture_assert(tctx, test_netlogon_ex_bug14932(p_netlogon, tctx, credentials, creds),
+		       "Failed to process schannel secured NETLOGON EX for BUG 14932");
+
+	/* we *MUST* use ncacn_np for openpolicy etc. */
+	transport = dcerpc_binding_get_transport(b);
+	status = dcerpc_binding_set_transport(b, NCACN_NP);
+	torture_assert_ntstatus_ok(tctx, status, "set transport");
+
+	/* Swap the binding details from SAMR to LSARPC */
+	status = dcerpc_epm_map_binding(tctx, b, &ndr_table_lsarpc, tctx->ev, tctx->lp_ctx);
+	torture_assert_ntstatus_ok(tctx, status, "epm map");
+
+	torture_assert_ntstatus_ok(tctx,
+		dcerpc_pipe_connect_b(tctx, &p_lsa, b, &ndr_table_lsarpc,
+				      credentials, tctx->ev, tctx->lp_ctx),
+		"failed to connect lsarpc with schannel");
+
+	torture_assert(tctx, test_lsa_ops(tctx, p_lsa),
+		"Failed to process schannel secured LSA ops");
+
+	talloc_free(p_lsa);
+	p_lsa = NULL;
+
+	/* we *MUST* use ncacn_ip_tcp for lookupsids3/lookupnames4 */
+	status = dcerpc_binding_set_transport(b, NCACN_IP_TCP);
+	torture_assert_ntstatus_ok(tctx, status, "set transport");
+
+	torture_assert_ntstatus_ok(tctx,
+		dcerpc_epm_map_binding(tctx, b, &ndr_table_lsarpc, tctx->ev, tctx->lp_ctx),
+		"failed to call epm map");
+
+	torture_assert_ntstatus_ok(tctx,
+		dcerpc_pipe_connect_b(tctx, &p_lsa, b, &ndr_table_lsarpc,
+				      credentials, tctx->ev, tctx->lp_ctx),
+		"failed to connect lsarpc with schannel");
+
+	torture_assert(tctx,
+		test_many_LookupSids(p_lsa, tctx, NULL, LSA_LOOKUP_NAMES_ALL),
+		"LsaLookupSids3 failed!\n");
+
+	status = dcerpc_binding_set_transport(b, transport);
+	torture_assert_ntstatus_ok(tctx, status, "set transport");
+
+
+	/* Drop the socket, we want to start from scratch */
+	talloc_free(p);
+	p = NULL;
+
+	/* Now see what we are still allowed to do */
+
+	status = dcerpc_parse_binding(tctx, binding, &b);
+	torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
+
+	status = dcerpc_binding_set_flags(b, dcerpc_flags, DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(tctx, status, "set flags");
+
+	status = dcerpc_pipe_connect_b(tctx, &p_samr2, b, &ndr_table_samr,
+				       credentials, tctx->ev, tctx->lp_ctx);
+	torture_assert_ntstatus_ok(tctx, status,
+		"Failed to connect with schannel");
+
+	/* do a some SAMR operations.  We have *not* done a new serverauthenticate */
+	torture_assert (tctx, test_samr_ops(tctx, p_samr2->binding_handle),
+			"Failed to process schannel secured SAMR ops (on fresh connection)");
+
+	/* Swap the binding details from SAMR to NETLOGON */
+	status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, tctx->ev, tctx->lp_ctx);
+	torture_assert_ntstatus_ok(tctx, status, "epm");
+
+	status = dcerpc_binding_set_flags(b, dcerpc_flags, DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(tctx, status, "set flags");
+
+	status = dcerpc_secondary_auth_connection(p_samr2, b, &ndr_table_netlogon,
+						  credentials, tctx->lp_ctx,
+						  tctx, &p_netlogon2);
+	torture_assert_ntstatus_ok(tctx, status, "Failed to create secondary connection");
+
+	/* checks the capabilities */
+	torture_assert(tctx, test_netlogon_capabilities(p_netlogon2, tctx, credentials, creds),
+		       "Failed to process schannel secured capability ops (on fresh connection)");
+
+	/* Try the schannel-only SamLogonEx operation */
+	torture_assert(tctx, test_netlogon_ex_ops(p_netlogon2, tctx, credentials, creds),
+		       "Failed to process schannel secured NETLOGON EX ops (on fresh connection)");
+
+
+	/* And the more traditional style, proving that the
+	 * credentials chaining state is fully present */
+	torture_assert(tctx, test_netlogon_ops(p_netlogon2, tctx, credentials, creds),
+			     "Failed to process schannel secured NETLOGON ops (on fresh connection)");
+
+	/* Drop the socket, we want to start from scratch (again) */
+	talloc_free(p_samr2);
+
+	/* We don't want schannel for this test */
+	status = dcerpc_binding_set_flags(b, 0, DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(tctx, status, "set flags");
+
+	status = dcerpc_pipe_connect_b(tctx, &p_netlogon3, b, &ndr_table_netlogon,
+				       credentials, tctx->ev, tctx->lp_ctx);
+	torture_assert_ntstatus_ok(tctx, status, "Failed to connect without schannel");
+
+	torture_assert(tctx, !test_netlogon_ex_ops(p_netlogon3, tctx, credentials, creds),
+			"Processed NOT schannel secured NETLOGON EX ops without SCHANNEL (unsafe)");
+
+	/* Required because the previous call will mark the current context as having failed */
+	tctx->last_result = TORTURE_OK;
+	tctx->last_reason = NULL;
+
+	torture_assert(tctx, test_netlogon_ops(p_netlogon3, tctx, credentials, creds),
+			"Failed to processed NOT schannel secured NETLOGON ops without new ServerAuth");
+
+	torture_leave_domain(tctx, join_ctx);
+	return true;
+}
+
+/*
+ * Purpose of this test is to demonstrate that a netlogon server carefully deals
+ * with anonymous attempts to set passwords, in particular when the server
+ * enforces the use of schannel. This test makes most sense to be run in an
+ * environment where the netlogon server enforces use of schannel.
+ */
+
+static bool test_schannel_anonymous_setPassword(struct torture_context *tctx,
+						uint32_t dcerpc_flags,
+						bool use2)
+{
+	NTSTATUS status, result;
+	const char *binding = torture_setting_string(tctx, "binding", NULL);
+	struct dcerpc_binding *b;
+	struct dcerpc_pipe *p = NULL;
+	struct cli_credentials *credentials;
+	bool ok = true;
+
+	credentials = cli_credentials_init(NULL);
+	torture_assert(tctx, credentials != NULL, "Bad credentials");
+	cli_credentials_set_anonymous(credentials);
+
+	status = dcerpc_parse_binding(tctx, binding, &b);
+	torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
+
+	status = dcerpc_binding_set_flags(b, dcerpc_flags, DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(tctx, status, "set flags");
+
+	status = dcerpc_pipe_connect_b(tctx,
+				       &p,
+				       b,
+				       &ndr_table_netlogon,
+				       credentials,
+				       tctx->ev,
+				       tctx->lp_ctx);
+	torture_assert_ntstatus_ok(tctx, status, "Failed to connect without schannel");
+
+	if (use2) {
+		struct netr_ServerPasswordSet2 r = {};
+		struct netr_Authenticator credential = {};
+		struct netr_Authenticator return_authenticator = {};
+		struct netr_CryptPassword new_password = {};
+
+		r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
+		r.in.account_name = talloc_asprintf(tctx, "%s$", TEST_MACHINE_NAME);
+		r.in.secure_channel_type = 0;
+		r.in.computer_name = TEST_MACHINE_NAME;
+		r.in.credential = &credential;
+		r.in.new_password = &new_password;
+		r.out.return_authenticator = &return_authenticator;
+
+		status = dcerpc_netr_ServerPasswordSet2_r(p->binding_handle, tctx, &r);
+		result = r.out.result;
+	} else {
+		struct netr_ServerPasswordSet r = {};
+		struct netr_Authenticator credential = {};
+		struct netr_Authenticator return_authenticator = {};
+		struct samr_Password new_password = {};
+
+		r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
+		r.in.account_name = talloc_asprintf(tctx, "%s$", TEST_MACHINE_NAME);
+		r.in.secure_channel_type = 0;
+		r.in.computer_name = TEST_MACHINE_NAME;
+		r.in.credential = &credential;
+		r.in.new_password = &new_password;
+		r.out.return_authenticator = &return_authenticator;
+
+		status = dcerpc_netr_ServerPasswordSet_r(p->binding_handle, tctx, &r);
+		result = r.out.result;
+	}
+
+	torture_assert_ntstatus_ok(tctx, status, "ServerPasswordSet failed");
+
+	if (NT_STATUS_IS_OK(result)) {
+		torture_fail(tctx, "unexpectedly received NT_STATUS_OK");
+	}
+
+	return ok;
+}
+
+
+/*
+  a schannel test suite
+ */
+bool torture_rpc_schannel(struct torture_context *torture)
+{
+	bool ret = true;
+	struct {
+		uint16_t acct_flags;
+		uint32_t dcerpc_flags;
+	} tests[] = {
+		{ ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_AUTO},
+		{ ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_AUTO},
+		{ ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128},
+		{ ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 },
+		{ ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_AES},
+		{ ACB_WSTRUST,   DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_AES },
+		{ ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_AUTO},
+		{ ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_AUTO},
+		{ ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128 },
+		{ ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 },
+		{ ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_AES },
+		{ ACB_SVRTRUST,  DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_AES }
+	};
+	int i;
+
+	for (i=0;i<ARRAY_SIZE(tests);i++) {
+		torture_comment(torture, "Testing with acct_flags=0x%x dcerpc_flags=0x%x \n",
+		       tests[i].acct_flags, tests[i].dcerpc_flags);
+
+		if (!test_schannel(torture,
+				   tests[i].acct_flags, tests[i].dcerpc_flags,
+				   i)) {
+			torture_comment(torture, "Failed with acct_flags=0x%x dcerpc_flags=0x%x \n",
+			       tests[i].acct_flags, tests[i].dcerpc_flags);
+			ret = false;
+		}
+	}
+
+	return ret;
+}
+
+bool torture_rpc_schannel_anon_setpw(struct torture_context *torture)
+{
+	bool ret = true;
+	bool ok;
+	uint32_t dcerpc_flags = DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_AUTO;
+
+	ok = test_schannel_anonymous_setPassword(torture,
+						 dcerpc_flags,
+						 true);
+	if (!ok) {
+		torture_comment(torture,
+				"Failed with dcerpc_flags=0x%x\n",
+				dcerpc_flags);
+		ret = false;
+	}
+
+	ok = test_schannel_anonymous_setPassword(torture,
+						 dcerpc_flags,
+						 false);
+	if (!ok) {
+		torture_comment(torture,
+				"Failed with dcerpc_flags=0x%x\n",
+				dcerpc_flags);
+		ret = false;
+	}
+
+	return ret;
+}
+
+/*
+  test two schannel connections
+ */
+bool torture_rpc_schannel2(struct torture_context *torture)
+{
+	struct test_join *join_ctx;
+	NTSTATUS status;
+	const char *binding = torture_setting_string(torture, "binding", NULL);
+	struct dcerpc_binding *b;
+	struct dcerpc_pipe *p1 = NULL, *p2 = NULL;
+	struct cli_credentials *credentials1, *credentials2;
+	uint32_t dcerpc_flags = DCERPC_SCHANNEL | DCERPC_SCHANNEL_AUTO | DCERPC_SIGN;
+
+	join_ctx = torture_join_domain(torture, talloc_asprintf(torture, "%s2", TEST_MACHINE_NAME),
+				       ACB_WSTRUST, &credentials1);
+	torture_assert(torture, join_ctx != NULL,
+		       "Failed to join domain with acct_flags=ACB_WSTRUST");
+
+	credentials2 = cli_credentials_shallow_copy(torture, credentials1);
+	cli_credentials_set_netlogon_creds(credentials1, NULL);
+	cli_credentials_set_netlogon_creds(credentials2, NULL);
+
+	status = dcerpc_parse_binding(torture, binding, &b);
+	torture_assert_ntstatus_ok(torture, status, "Bad binding string");
+
+	status = dcerpc_binding_set_flags(b, dcerpc_flags, DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(torture, status, "set flags");
+
+	torture_comment(torture, "Opening first connection\n");
+	status = dcerpc_pipe_connect_b(torture, &p1, b, &ndr_table_netlogon,
+				       credentials1, torture->ev, torture->lp_ctx);
+	torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
+
+	torture_comment(torture, "Opening second connection\n");
+	status = dcerpc_pipe_connect_b(torture, &p2, b, &ndr_table_netlogon,
+				       credentials2, torture->ev, torture->lp_ctx);
+	torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
+
+	cli_credentials_set_netlogon_creds(credentials1, NULL);
+	cli_credentials_set_netlogon_creds(credentials2, NULL);
+
+	torture_comment(torture, "Testing logon on pipe1\n");
+	if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
+		return false;
+
+	torture_comment(torture, "Testing logon on pipe2\n");
+	if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
+		return false;
+
+	torture_comment(torture, "Again on pipe1\n");
+	if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
+		return false;
+
+	torture_comment(torture, "Again on pipe2\n");
+	if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
+		return false;
+
+	torture_leave_domain(torture, join_ctx);
+	return true;
+}
+
+struct torture_schannel_bench;
+
+struct torture_schannel_bench_conn {
+	struct torture_schannel_bench *s;
+	int index;
+	struct cli_credentials *wks_creds;
+	struct dcerpc_pipe *pipe;
+	struct netr_LogonSamLogonEx r;
+	struct netr_NetworkInfo ninfo;
+	TALLOC_CTX *tmp;
+	uint64_t total;
+	uint32_t count;
+};
+
+struct torture_schannel_bench {
+	struct torture_context *tctx;
+	bool progress;
+	int timelimit;
+	int nprocs;
+	int nconns;
+	struct torture_schannel_bench_conn *conns;
+	struct test_join *join_ctx1;
+	struct cli_credentials *wks_creds1;
+	struct test_join *join_ctx2;
+	struct cli_credentials *wks_creds2;
+	struct cli_credentials *user1_creds;
+	struct cli_credentials *user2_creds;
+	struct dcerpc_binding *b;
+	NTSTATUS error;
+	uint64_t total;
+	uint32_t count;
+	bool stopped;
+};
+
+#if 0
+static void torture_schannel_bench_connected(struct composite_context *c)
+{
+	struct torture_schannel_bench_conn *conn =
+		(struct torture_schannel_bench_conn *)c->async.private_data;
+	struct torture_schannel_bench *s = talloc_get_type(conn->s,
+					   struct torture_schannel_bench);
+
+	s->error = dcerpc_pipe_connect_b_recv(c, s->conns, &conn->pipe);
+	torture_comment(s->tctx, "conn[%u]: %s\n", conn->index, nt_errstr(s->error));
+	if (NT_STATUS_IS_OK(s->error)) {
+		s->nconns++;
+	}
+}
+#endif
+
+static void torture_schannel_bench_recv(struct tevent_req *subreq);
+
+static bool torture_schannel_bench_start(struct torture_schannel_bench_conn *conn)
+{
+	struct torture_schannel_bench *s = conn->s;
+	NTSTATUS status;
+	DATA_BLOB names_blob, chal, lm_resp, nt_resp;
+	int flags = CLI_CRED_NTLM_AUTH;
+	struct tevent_req *subreq;
+	struct cli_credentials *user_creds;
+
+	if (conn->total % 2) {
+		user_creds = s->user1_creds;
+	} else {
+		user_creds = s->user2_creds;
+	}
+
+	if (lpcfg_client_lanman_auth(s->tctx->lp_ctx)) {
+		flags |= CLI_CRED_LANMAN_AUTH;
+	}
+
+	if (lpcfg_client_ntlmv2_auth(s->tctx->lp_ctx)) {
+		flags |= CLI_CRED_NTLMv2_AUTH;
+	}
+
+	talloc_free(conn->tmp);
+	conn->tmp = talloc_new(s);
+	ZERO_STRUCT(conn->ninfo);
+	ZERO_STRUCT(conn->r);
+
+	cli_credentials_get_ntlm_username_domain(user_creds, conn->tmp,
+						 &conn->ninfo.identity_info.account_name.string,
+						 &conn->ninfo.identity_info.domain_name.string);
+
+	generate_random_buffer(conn->ninfo.challenge,
+			       sizeof(conn->ninfo.challenge));
+	chal = data_blob_const(conn->ninfo.challenge,
+			       sizeof(conn->ninfo.challenge));
+
+	names_blob = NTLMv2_generate_names_blob(conn->tmp,
+						cli_credentials_get_workstation(conn->wks_creds),
+						cli_credentials_get_domain(conn->wks_creds));
+
+	status = cli_credentials_get_ntlm_response(user_creds, conn->tmp,
+						   &flags,
+						   chal,
+						   NULL, /* server_timestamp */
+						   names_blob,
+						   &lm_resp, &nt_resp,
+						   NULL, NULL);
+	torture_assert_ntstatus_ok(s->tctx, status,
+				   "cli_credentials_get_ntlm_response failed");
+
+	conn->ninfo.lm.data = lm_resp.data;
+	conn->ninfo.lm.length = lm_resp.length;
+
+	conn->ninfo.nt.data = nt_resp.data;
+	conn->ninfo.nt.length = nt_resp.length;
+
+	conn->ninfo.identity_info.parameter_control = 0;
+	conn->ninfo.identity_info.logon_id = 0;
+	conn->ninfo.identity_info.workstation.string = cli_credentials_get_workstation(conn->wks_creds);
+
+	conn->r.in.server_name = talloc_asprintf(conn->tmp, "\\\\%s", dcerpc_server_name(conn->pipe));
+	conn->r.in.computer_name = cli_credentials_get_workstation(conn->wks_creds);
+	conn->r.in.logon_level = NetlogonNetworkInformation;
+	conn->r.in.logon = talloc(conn->tmp, union netr_LogonLevel);
+	conn->r.in.logon->network = &conn->ninfo;
+	conn->r.in.flags = talloc(conn->tmp, uint32_t);
+	conn->r.in.validation_level = 2;
+	conn->r.out.validation = talloc(conn->tmp, union netr_Validation);
+	conn->r.out.authoritative = talloc(conn->tmp, uint8_t);
+	conn->r.out.flags = conn->r.in.flags;
+
+	subreq = dcerpc_netr_LogonSamLogonEx_r_send(s, s->tctx->ev,
+						    conn->pipe->binding_handle,
+						    &conn->r);
+	torture_assert(s->tctx, subreq, "Failed to setup LogonSamLogonEx request");
+
+	tevent_req_set_callback(subreq, torture_schannel_bench_recv, conn);
+
+	return true;
+}
+
+static void torture_schannel_bench_recv(struct tevent_req *subreq)
+{
+	bool ret;
+	struct torture_schannel_bench_conn *conn =
+		(struct torture_schannel_bench_conn *)tevent_req_callback_data_void(subreq);
+	struct torture_schannel_bench *s = talloc_get_type(conn->s,
+					   struct torture_schannel_bench);
+
+	s->error = dcerpc_netr_LogonSamLogonEx_r_recv(subreq, subreq);
+	TALLOC_FREE(subreq);
+	if (!NT_STATUS_IS_OK(s->error)) {
+		return;
+	}
+
+	conn->total++;
+	conn->count++;
+
+	if (s->stopped) {
+		return;
+	}
+
+	ret = torture_schannel_bench_start(conn);
+	if (!ret) {
+		s->error = NT_STATUS_INTERNAL_ERROR;
+	}
+}
+
+/*
+  test multiple schannel connection in parallel
+ */
+bool torture_rpc_schannel_bench1(struct torture_context *torture)
+{
+	bool ret = true;
+	NTSTATUS status;
+	const char *binding = torture_setting_string(torture, "binding", NULL);
+	struct torture_schannel_bench *s;
+	struct timeval start;
+	struct timeval end;
+	int i;
+	const char *tmp;
+
+	s = talloc_zero(torture, struct torture_schannel_bench);
+	s->tctx = torture;
+	s->progress = torture_setting_bool(torture, "progress", true);
+	s->timelimit = torture_setting_int(torture, "timelimit", 10);
+	s->nprocs = torture_setting_int(torture, "nprocs", 4);
+	s->conns = talloc_zero_array(s, struct torture_schannel_bench_conn, s->nprocs);
+
+	s->user1_creds = cli_credentials_shallow_copy(s,
+				samba_cmdline_get_creds());
+	tmp = torture_setting_string(s->tctx, "extra_user1", NULL);
+	if (tmp) {
+		cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
+	}
+	s->user2_creds = cli_credentials_shallow_copy(s,
+				samba_cmdline_get_creds());
+	tmp = torture_setting_string(s->tctx, "extra_user2", NULL);
+	if (tmp) {
+		cli_credentials_parse_string(s->user1_creds, tmp, CRED_SPECIFIED);
+	}
+
+	s->join_ctx1 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sb", TEST_MACHINE_NAME),
+					   ACB_WSTRUST, &s->wks_creds1);
+	torture_assert(torture, s->join_ctx1 != NULL,
+		       "Failed to join domain with acct_flags=ACB_WSTRUST");
+	s->join_ctx2 = torture_join_domain(s->tctx, talloc_asprintf(s, "%sc", TEST_MACHINE_NAME),
+					   ACB_WSTRUST, &s->wks_creds2);
+	torture_assert(torture, s->join_ctx2 != NULL,
+		       "Failed to join domain with acct_flags=ACB_WSTRUST");
+
+	cli_credentials_set_kerberos_state(s->wks_creds1,
+					   CRED_USE_KERBEROS_DISABLED,
+					   CRED_SPECIFIED);
+	cli_credentials_set_kerberos_state(s->wks_creds2,
+					   CRED_USE_KERBEROS_DISABLED,
+					   CRED_SPECIFIED);
+
+	for (i=0; i < s->nprocs; i++) {
+		struct cli_credentials *wks = s->wks_creds1;
+
+		if ((i % 2) && (torture_setting_bool(torture, "multijoin", false))) {
+			wks = s->wks_creds2;
+		}
+
+		s->conns[i].s = s;
+		s->conns[i].index = i;
+		s->conns[i].wks_creds = cli_credentials_shallow_copy(s->conns, wks);
+		cli_credentials_set_netlogon_creds(s->conns[i].wks_creds, NULL);
+	}
+
+	status = dcerpc_parse_binding(s, binding, &s->b);
+	torture_assert_ntstatus_ok(torture, status, "Bad binding string");
+
+	status = dcerpc_binding_set_flags(s->b, DCERPC_SCHANNEL | DCERPC_SIGN,
+					  DCERPC_AUTH_OPTIONS);
+	torture_assert_ntstatus_ok(torture, status, "set flags");
+
+	torture_comment(torture, "Opening %d connections in parallel\n", s->nprocs);
+	for (i=0; i < s->nprocs; i++) {
+#if 1
+		s->error = dcerpc_pipe_connect_b(s->conns, &s->conns[i].pipe, s->b,
+						 &ndr_table_netlogon,
+						 s->conns[i].wks_creds,
+						 torture->ev, torture->lp_ctx);
+		torture_assert_ntstatus_ok(torture, s->error, "Failed to connect with schannel");
+#else
+		/*
+		 * This path doesn't work against windows,
+		 * because of windows drops the connections
+		 * which haven't reached a session setup yet
+		 *
+		 * The same as the reset on zero vc stuff.
+		 */
+		struct composite_context *c;
+		c = dcerpc_pipe_connect_b_send(s->conns, s->b,
+					       &ndr_table_netlogon,
+					       s->conns[i].wks_creds,
+					       torture->ev,
+					       torture->lp_ctx);
+		torture_assert(torture, c != NULL, "Failed to setup connect");
+		c->async.fn = torture_schannel_bench_connected;
+		c->async.private_data = &s->conns[i];
+	}
+
+	while (NT_STATUS_IS_OK(s->error) && s->nprocs != s->nconns) {
+		int ev_ret = tevent_loop_once(torture->ev);
+		torture_assert(torture, ev_ret == 0, "tevent_loop_once failed");
+#endif
+	}
+	torture_assert_ntstatus_ok(torture, s->error, "Failed establish a connect");
+
+	/*
+	 * Change the workstation password after establishing the netlogon
+	 * schannel connections to prove that existing connections are not
+	 * affected by a wks pwchange.
+	 */
+
+	{
+		struct netr_ServerPasswordSet pwset;
+		char *password = generate_random_password(s->join_ctx1, 8, 255);
+		struct netlogon_creds_CredentialState *creds_state;
+		struct dcerpc_pipe *net_pipe;
+		struct netr_Authenticator credential, return_authenticator;
+		struct samr_Password new_password;
+
+		status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
+					       &ndr_table_netlogon,
+					       s->wks_creds1,
+					       torture->ev, torture->lp_ctx);
+
+		torture_assert_ntstatus_ok(torture, status,
+					   "dcerpc_pipe_connect_b failed");
+
+		pwset.in.server_name = talloc_asprintf(
+			net_pipe, "\\\\%s", dcerpc_server_name(net_pipe));
+		pwset.in.computer_name =
+			cli_credentials_get_workstation(s->wks_creds1);
+		pwset.in.account_name = talloc_asprintf(
+			net_pipe, "%s$", pwset.in.computer_name);
+		pwset.in.secure_channel_type = SEC_CHAN_WKSTA;
+		pwset.in.credential = &credential;
+		pwset.in.new_password = &new_password;
+		pwset.out.return_authenticator = &return_authenticator;
+
+		E_md4hash(password, new_password.hash);
+
+		creds_state = cli_credentials_get_netlogon_creds(
+			s->wks_creds1);
+		netlogon_creds_des_encrypt(creds_state, &new_password);
+		netlogon_creds_client_authenticator(creds_state, &credential);
+
+		torture_assert_ntstatus_ok(torture, dcerpc_netr_ServerPasswordSet_r(net_pipe->binding_handle, torture, &pwset),
+			"ServerPasswordSet failed");
+		torture_assert_ntstatus_ok(torture, pwset.out.result,
+					   "ServerPasswordSet failed");
+
+		if (!netlogon_creds_client_check(creds_state,
+					&pwset.out.return_authenticator->cred)) {
+			torture_comment(torture, "Credential chaining failed\n");
+		}
+
+		cli_credentials_set_password(s->wks_creds1, password,
+					     CRED_SPECIFIED);
+
+		talloc_free(net_pipe);
+
+		/* Just as a test, connect with the new creds */
+
+		cli_credentials_set_netlogon_creds(s->wks_creds1, NULL);
+
+		status = dcerpc_pipe_connect_b(s, &net_pipe, s->b,
+					       &ndr_table_netlogon,
+					       s->wks_creds1,
+					       torture->ev, torture->lp_ctx);
+
+		torture_assert_ntstatus_ok(torture, status,
+					   "dcerpc_pipe_connect_b failed");
+
+		talloc_free(net_pipe);
+	}
+
+	torture_comment(torture, "Start looping LogonSamLogonEx on %d connections for %d secs\n",
+			s->nprocs, s->timelimit);
+	for (i=0; i < s->nprocs; i++) {
+		ret = torture_schannel_bench_start(&s->conns[i]);
+		torture_assert(torture, ret, "Failed to setup LogonSamLogonEx");
+	}
+
+	start = timeval_current();
+	end = timeval_add(&start, s->timelimit, 0);
+
+	while (NT_STATUS_IS_OK(s->error) && !timeval_expired(&end)) {
+		int ev_ret = tevent_loop_once(torture->ev);
+		torture_assert(torture, ev_ret == 0, "tevent_loop_once failed");
+	}
+	torture_assert_ntstatus_ok(torture, s->error, "Failed some request");
+	s->stopped = true;
+	talloc_free(s->conns);
+
+	for (i=0; i < s->nprocs; i++) {
+		s->total += s->conns[i].total;
+	}
+
+	torture_comment(torture,
+			"Total ops[%llu] (%u ops/s)\n",
+			(unsigned long long)s->total,
+			(unsigned)s->total/s->timelimit);
+
+	torture_leave_domain(torture, s->join_ctx1);
+	torture_leave_domain(torture, s->join_ctx2);
+	return true;
+}