Ejemplo n.º 1
0
NTSTATUS libnet_SamSync_netlogon(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_SamSync *r)
{
	NTSTATUS nt_status, dbsync_nt_status;
	TALLOC_CTX *samsync_ctx, *loop_ctx, *delta_ctx;
	struct netlogon_creds_CredentialState *creds;
	struct netr_DatabaseSync dbsync;
	struct netr_Authenticator credential, return_authenticator;
	struct netr_DELTA_ENUM_ARRAY *delta_enum_array = NULL;
	struct cli_credentials *machine_account;
	struct dcerpc_pipe *p;
	struct libnet_context *machine_net_ctx;
	struct libnet_RpcConnect *c;
	struct libnet_SamSync_state *state;
	const enum netr_SamDatabaseID database_ids[] = {SAM_DATABASE_DOMAIN, SAM_DATABASE_BUILTIN, SAM_DATABASE_PRIVS}; 
	unsigned int i;

	samsync_ctx = talloc_named(mem_ctx, 0, "SamSync top context");

	if (!r->in.machine_account) { 
		machine_account = cli_credentials_init(samsync_ctx);
		if (!machine_account) {
			talloc_free(samsync_ctx);
			return NT_STATUS_NO_MEMORY;
		}
		cli_credentials_set_conf(machine_account, ctx->lp_ctx);
		nt_status = cli_credentials_set_machine_account(machine_account, ctx->lp_ctx);
		if (!NT_STATUS_IS_OK(nt_status)) {
			r->out.error_string = talloc_strdup(mem_ctx, "Could not obtain machine account password - are we joined to the domain?");
			talloc_free(samsync_ctx);
			return nt_status;
		}
	} else {
		machine_account = r->in.machine_account;
	}

	/* We cannot do this unless we are a BDC.  Check, before we get odd errors later */
	if (cli_credentials_get_secure_channel_type(machine_account) != SEC_CHAN_BDC) {
		r->out.error_string
			= talloc_asprintf(mem_ctx, 
					  "Our join to domain %s is not as a BDC (%d), please rejoin as a BDC",
					  cli_credentials_get_domain(machine_account),
					  cli_credentials_get_secure_channel_type(machine_account));
		talloc_free(samsync_ctx);
		return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
	}

	c = talloc_zero(samsync_ctx, struct libnet_RpcConnect);
	if (!c) {
		r->out.error_string = NULL;
		talloc_free(samsync_ctx);
		return NT_STATUS_NO_MEMORY;
	}

	c->level              = LIBNET_RPC_CONNECT_DC_INFO;
	if (r->in.binding_string) {
		c->in.binding = r->in.binding_string;
		c->in.name    = NULL;
	} else {
		c->in.binding = NULL;
		c->in.name    = cli_credentials_get_domain(machine_account);
	}
	
	/* prepare connect to the NETLOGON pipe of PDC */
	c->in.dcerpc_iface      = &ndr_table_netlogon;

	/* We must do this as the machine, not as any command-line
	 * user.  So we override the credentials in the
	 * libnet_context */
	machine_net_ctx = talloc(samsync_ctx, struct libnet_context);
	if (!machine_net_ctx) {
		r->out.error_string = NULL;
		talloc_free(samsync_ctx);
		return NT_STATUS_NO_MEMORY;
	}
	*machine_net_ctx = *ctx;
	machine_net_ctx->cred = machine_account;

	/* connect to the NETLOGON pipe of the PDC */
	nt_status = libnet_RpcConnect(machine_net_ctx, samsync_ctx, c);
	if (!NT_STATUS_IS_OK(nt_status)) {
		if (r->in.binding_string) {
			r->out.error_string = talloc_asprintf(mem_ctx,
							      "Connection to NETLOGON pipe of DC %s failed: %s",
							      r->in.binding_string, c->out.error_string);
		} else {
			r->out.error_string = talloc_asprintf(mem_ctx,
							      "Connection to NETLOGON pipe of DC for %s failed: %s",
							      c->in.name, c->out.error_string);
		}
		talloc_free(samsync_ctx);
		return nt_status;
	}

	/* This makes a new pipe, on which we can do schannel.  We
	 * should do this in the RpcConnect code, but the abstaction
	 * layers do not suit yet */

	nt_status = dcerpc_secondary_connection(c->out.dcerpc_pipe, &p,
						c->out.dcerpc_pipe->binding);

	if (!NT_STATUS_IS_OK(nt_status)) {
		r->out.error_string = talloc_asprintf(mem_ctx,
						      "Secondary connection to NETLOGON pipe of DC %s failed: %s",
						      dcerpc_server_name(p), nt_errstr(nt_status));
		talloc_free(samsync_ctx);
		return nt_status;
	}

	nt_status = dcerpc_bind_auth_schannel(samsync_ctx, p, &ndr_table_netlogon,
					      machine_account, ctx->lp_ctx, DCERPC_AUTH_LEVEL_PRIVACY);

	if (!NT_STATUS_IS_OK(nt_status)) {
		r->out.error_string = talloc_asprintf(mem_ctx,
						      "SCHANNEL authentication to NETLOGON pipe of DC %s failed: %s",
						      dcerpc_server_name(p), nt_errstr(nt_status));
		talloc_free(samsync_ctx);
		return nt_status;
	}

	state = talloc(samsync_ctx, struct libnet_SamSync_state);
	if (!state) {
		r->out.error_string = NULL;
		talloc_free(samsync_ctx);
		return nt_status;
	}		

	state->domain_name     = c->out.domain_name;
	state->domain_sid      = c->out.domain_sid;
	state->realm           = c->out.realm;
	state->domain_guid     = c->out.guid;
	state->machine_net_ctx = machine_net_ctx;
	state->netlogon_pipe   = p;

	/* initialise the callback layer.  It may wish to contact the
	 * server with ldap, now we know the name */
	
	if (r->in.init_fn) {
		char *error_string;
		nt_status = r->in.init_fn(samsync_ctx, 
					  r->in.fn_ctx,
					  state, 
					  &error_string); 
		if (!NT_STATUS_IS_OK(nt_status)) {
			r->out.error_string = talloc_steal(mem_ctx, error_string);
			talloc_free(samsync_ctx);
			return nt_status;
		}
	}

	/* get NETLOGON credentials */

	nt_status = dcerpc_schannel_creds(p->conn->security_state.generic_state, samsync_ctx, &creds);
	if (!NT_STATUS_IS_OK(nt_status)) {
		r->out.error_string = talloc_strdup(mem_ctx, "Could not obtain NETLOGON credentials from DCERPC/GENSEC layer");
		talloc_free(samsync_ctx);
		return nt_status;
	}

	/* Setup details for the synchronisation */

	ZERO_STRUCT(return_authenticator);

	dbsync.in.logon_server = talloc_asprintf(samsync_ctx, "\\\\%s", dcerpc_server_name(p));
	dbsync.in.computername = cli_credentials_get_workstation(machine_account);
	dbsync.in.preferredmaximumlength = (uint32_t)-1;
	dbsync.in.return_authenticator = &return_authenticator;
	dbsync.out.return_authenticator = &return_authenticator;
	dbsync.out.delta_enum_array = &delta_enum_array;

	for (i=0;i< ARRAY_SIZE(database_ids); i++) {

		uint32_t sync_context = 0;

		dbsync.in.database_id = database_ids[i];
		dbsync.in.sync_context = &sync_context;
		dbsync.out.sync_context = &sync_context;
		
		do {
			uint32_t d;
			loop_ctx = talloc_named(samsync_ctx, 0, "DatabaseSync loop context");
			netlogon_creds_client_authenticator(creds, &credential);

			dbsync.in.credential = &credential;
			
			dbsync_nt_status = dcerpc_netr_DatabaseSync_r(p->binding_handle, loop_ctx, &dbsync);
			if (NT_STATUS_IS_OK(dbsync_nt_status) && !NT_STATUS_IS_OK(dbsync.out.result)) {
				dbsync_nt_status = dbsync.out.result;
			}
			if (!NT_STATUS_IS_OK(dbsync_nt_status) &&
			    !NT_STATUS_EQUAL(dbsync_nt_status, STATUS_MORE_ENTRIES)) {
				r->out.error_string = talloc_asprintf(mem_ctx, "DatabaseSync failed - %s", nt_errstr(nt_status));
				talloc_free(samsync_ctx);
				return nt_status;
			}
			
			if (!netlogon_creds_client_check(creds, &dbsync.out.return_authenticator->cred)) {
				r->out.error_string = talloc_strdup(mem_ctx, "Credential chaining on incoming DatabaseSync failed");
				talloc_free(samsync_ctx);
				return NT_STATUS_ACCESS_DENIED;
			}
			
			dbsync.in.sync_context = dbsync.out.sync_context;
			
			/* For every single remote 'delta' entry: */
			for (d=0; d < delta_enum_array->num_deltas; d++) {
				char *error_string = NULL;
				delta_ctx = talloc_named(loop_ctx, 0, "DatabaseSync delta context");
				/* 'Fix' elements, by decrypting and
				 * de-obfuscating the data */
				nt_status = samsync_fix_delta(delta_ctx, 
							      creds, 
							      dbsync.in.database_id,
							      &delta_enum_array->delta_enum[d]);
				if (!NT_STATUS_IS_OK(nt_status)) {
					r->out.error_string = talloc_steal(mem_ctx, error_string);
					talloc_free(samsync_ctx);
					return nt_status;
				}

				/* Now call the callback.  This will
				 * do something like print the data or
				 * write to an ldb */
				nt_status = r->in.delta_fn(delta_ctx, 
							   r->in.fn_ctx,
							   dbsync.in.database_id,
							   &delta_enum_array->delta_enum[d],
							   &error_string);
				if (!NT_STATUS_IS_OK(nt_status)) {
					r->out.error_string = talloc_steal(mem_ctx, error_string);
					talloc_free(samsync_ctx);
					return nt_status;
				}
				talloc_free(delta_ctx);
			}
			talloc_free(loop_ctx);
		} while (NT_STATUS_EQUAL(dbsync_nt_status, STATUS_MORE_ENTRIES));
		
		if (!NT_STATUS_IS_OK(dbsync_nt_status)) {
			r->out.error_string = talloc_asprintf(mem_ctx, "libnet_SamSync_netlogon failed: unexpected inconsistancy. Should not get error %s here", nt_errstr(nt_status));
			talloc_free(samsync_ctx);
			return dbsync_nt_status;
		}
		nt_status = NT_STATUS_OK;
	}
	talloc_free(samsync_ctx);
	return nt_status;
}
Ejemplo n.º 2
0
/*
  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");

	b->flags &= ~DCERPC_AUTH_OPTIONS;
	b->flags |= dcerpc_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_secondary_connection(p, &p_netlogon,
					     b);
	torture_assert_ntstatus_ok(tctx, status, "secondary connection");

	status = dcerpc_bind_auth(p_netlogon, &ndr_table_netlogon,
				  credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
				  DCERPC_AUTH_TYPE_SCHANNEL,
				  dcerpc_auth_level(p->conn),
				  NULL);

	torture_assert_ntstatus_ok(tctx, status, "bind auth");

	status = dcerpc_schannel_creds(p_netlogon->conn->security_state.generic_state, tctx, &creds);
	torture_assert_ntstatus_ok(tctx, status, "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");

	/* we *MUST* use ncacn_np for openpolicy etc. */
	transport = b->transport;
	b->transport = NCACN_NP;

	/* 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;

	b->transport = transport;

	/* we *MUST* use ncacn_ip_tcp for lookupsids3/lookupnames4 */
	transport = b->transport;
	b->transport = NCACN_IP_TCP;

	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),
		"LsaLookupSids3 failed!\n");

	b->transport = 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");

	b->flags &= ~DCERPC_AUTH_OPTIONS;
	b->flags |= dcerpc_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_secondary_connection(p_samr2, &p_netlogon2,
					     b);
	torture_assert_ntstatus_ok(tctx, status, "secondary connection");

	/* and now setup an SCHANNEL bind on netlogon */
	status = dcerpc_bind_auth(p_netlogon2, &ndr_table_netlogon,
				  credentials, lpcfg_gensec_settings(tctx, tctx->lp_ctx),
				  DCERPC_AUTH_TYPE_SCHANNEL,
				  dcerpc_auth_level(p_samr2->conn),
				  NULL);

	torture_assert_ntstatus_ok(tctx, status, "auth failed");

	/* 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 */
	b->flags &= ~DCERPC_AUTH_OPTIONS;

	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;
}
Ejemplo n.º 3
0
/*
  test a schannel connection with the given flags
 */
static BOOL test_schannel(TALLOC_CTX *mem_ctx, 
			  uint16_t acct_flags, uint32_t dcerpc_flags,
			  int i)
{
	BOOL ret = True;

	struct test_join *join_ctx;
	NTSTATUS status;
	const char *binding = lp_parm_string(-1, "torture", "binding");
	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 creds_CredentialState *creds;
	struct cli_credentials *credentials;

	TALLOC_CTX *test_ctx = talloc_named(mem_ctx, 0, "test_schannel context");

	join_ctx = torture_join_domain(talloc_asprintf(mem_ctx, "%s%d", TEST_MACHINE_NAME, i), 
				       acct_flags, &credentials);
	if (!join_ctx) {
		printf("Failed to join domain with acct_flags=0x%x\n", acct_flags);
		talloc_free(test_ctx);
		return False;
	}

	status = dcerpc_parse_binding(test_ctx, binding, &b);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Bad binding string %s\n", binding);
		goto failed;
	}

	b->flags &= ~DCERPC_AUTH_OPTIONS;
	b->flags |= dcerpc_flags;

	status = dcerpc_pipe_connect_b(test_ctx, &p, b, &dcerpc_table_samr,
				       credentials, NULL);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Failed to connect with schannel: %s\n", nt_errstr(status));
		goto failed;
	}

	if (!test_samr_ops(p, test_ctx)) {
		printf("Failed to process schannel secured SAMR ops\n");
		ret = False;
	}

	/* 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(test_ctx, b, &dcerpc_table_netlogon, NULL);
	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	status = dcerpc_secondary_connection(p, &p_netlogon, 
					     b);

	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	status = dcerpc_bind_auth(p_netlogon, &dcerpc_table_netlogon,
				  credentials, DCERPC_AUTH_TYPE_SCHANNEL,
				  dcerpc_auth_level(p->conn),
				  NULL);

	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	status = dcerpc_schannel_creds(p_netlogon->conn->security_state.generic_state, test_ctx, &creds);
	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	/* do a couple of logins */
	if (!test_netlogon_ops(p_netlogon, test_ctx, credentials, creds)) {
		printf("Failed to process schannel secured NETLOGON ops\n");
		ret = False;
	}

	if (!test_netlogon_ex_ops(p_netlogon, test_ctx, credentials, creds)) {
		printf("Failed to process schannel secured NETLOGON EX ops\n");
		ret = False;
	}

	/* Swap the binding details from SAMR to LSARPC */
	status = dcerpc_epm_map_binding(test_ctx, b, &dcerpc_table_lsarpc, NULL);
	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	status = dcerpc_secondary_connection(p, &p_lsa, 
					     b);

	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	status = dcerpc_bind_auth(p_lsa, &dcerpc_table_lsarpc,
				  credentials, DCERPC_AUTH_TYPE_SCHANNEL,
				  dcerpc_auth_level(p->conn),
				  NULL);

	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	if (!test_lsa_ops(p_lsa, test_ctx)) {
		printf("Failed to process schannel secured LSA ops\n");
		ret = False;
	}

	/* 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(test_ctx, binding, &b);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Bad binding string %s\n", binding);
		goto failed;
	}

	b->flags &= ~DCERPC_AUTH_OPTIONS;
	b->flags |= dcerpc_flags;

	status = dcerpc_pipe_connect_b(test_ctx, &p_samr2, b, &dcerpc_table_samr,
				       credentials, NULL);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Failed to connect with schannel: %s\n", nt_errstr(status));
		goto failed;
	}

	/* do a some SAMR operations.  We have *not* done a new serverauthenticate */
	if (!test_samr_ops(p_samr2, test_ctx)) {
		printf("Failed to process schannel secured SAMR ops (on fresh connection)\n");
		goto failed;
	}

	/* Swap the binding details from SAMR to NETLOGON */
	status = dcerpc_epm_map_binding(test_ctx, b, &dcerpc_table_netlogon, NULL);
	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	status = dcerpc_secondary_connection(p_samr2, &p_netlogon2, 
					     b);
	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}

	/* and now setup an SCHANNEL bind on netlogon */
	status = dcerpc_bind_auth(p_netlogon2, &dcerpc_table_netlogon,
				  credentials, DCERPC_AUTH_TYPE_SCHANNEL,
				  dcerpc_auth_level(p_samr2->conn),
				  NULL);

	if (!NT_STATUS_IS_OK(status)) {
		goto failed;
	}
	
	/* Try the schannel-only SamLogonEx operation */
	if (!test_netlogon_ex_ops(p_netlogon2, test_ctx, credentials, creds)) {
		printf("Failed to process schannel secured NETLOGON EX ops (on fresh connection)\n");
		ret = False;
	}

	/* And the more traditional style, proving that the
	 * credentials chaining state is fully present */
	if (!test_netlogon_ops(p_netlogon2, test_ctx, credentials, creds)) {
		printf("Failed to process schannel secured NETLOGON ops (on fresh connection)\n");
		ret = False;
	}

	/* Drop the socket, we want to start from scratch (again) */
	talloc_free(p_samr2);

	/* We don't want schannel for this test */
	b->flags &= ~DCERPC_AUTH_OPTIONS;

	status = dcerpc_pipe_connect_b(test_ctx, &p_netlogon3, b, &dcerpc_table_netlogon,
				       credentials, NULL);
	if (!NT_STATUS_IS_OK(status)) {
		printf("Failed to connect without schannel: %s\n", nt_errstr(status));
		goto failed;
	}

	if (test_netlogon_ex_ops(p_netlogon3, test_ctx, credentials, creds)) {
		printf("Processed NOT schannel secured NETLOGON EX ops without SCHANNEL (unsafe)\n");
		ret = False;
	}

	if (!test_netlogon_ops(p_netlogon3, test_ctx, credentials, creds)) {
		printf("Failed to processed NOT schannel secured NETLOGON ops without new ServerAuth\n");
		ret = False;
	}

	torture_leave_domain(join_ctx);
	talloc_free(test_ctx);
	return ret;

failed:
	torture_leave_domain(join_ctx);
	talloc_free(test_ctx);
	return False;	
}