Beispiel #1
0
static NTSTATUS just_change_the_password(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, 
					 const unsigned char orig_trust_passwd_hash[16],
					 const char *new_trust_pwd_cleartext,
					 const unsigned char new_trust_passwd_hash[16],
					 uint32 sec_channel_type)
{
	NTSTATUS result;
	uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;

	result = rpccli_netlogon_setup_creds(cli,
					cli->cli->desthost, /* server name */
					lp_workgroup(), /* domain */
					global_myname(), /* client name */
					global_myname(), /* machine account name */
					orig_trust_passwd_hash,
					sec_channel_type,
					&neg_flags);

	if (!NT_STATUS_IS_OK(result)) {
		DEBUG(3,("just_change_the_password: unable to setup creds (%s)!\n",
			 nt_errstr(result)));
		return result;
	}

	if (neg_flags & NETLOGON_NEG_PASSWORD_SET2) {
		result = rpccli_net_srv_pwset2(cli, mem_ctx, global_myname(),
					       new_trust_pwd_cleartext);
	} else {
		result = rpccli_net_srv_pwset(cli, mem_ctx, global_myname(),
					      new_trust_passwd_hash);
	}

	if (!NT_STATUS_IS_OK(result)) {
		DEBUG(0,("just_change_the_password: unable to change password (%s)!\n",
			 nt_errstr(result)));
	}
	return result;
}
int net_rpc_join_newstyle(struct net_context *c, int argc, const char **argv)
{

	/* libsmb variables */

	struct cli_state *cli;
	TALLOC_CTX *mem_ctx;
        uint32 acb_info = ACB_WSTRUST;
	uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
	enum netr_SchannelType sec_channel_type;
	struct rpc_pipe_client *pipe_hnd = NULL;
	struct dcerpc_binding_handle *b = NULL;

	/* rpc variables */

	struct policy_handle lsa_pol, sam_pol, domain_pol, user_pol;
	struct dom_sid *domain_sid;
	uint32 user_rid;

	/* Password stuff */

	char *clear_trust_password = NULL;
	struct samr_CryptPassword crypt_pwd;
	uchar md4_trust_password[16];
	union samr_UserInfo set_info;

	/* Misc */

	NTSTATUS status, result;
	int retval = 1;
	const char *domain = NULL;
	char *acct_name;
	struct lsa_String lsa_acct_name;
	uint32 acct_flags=0;
	uint32_t access_granted = 0;
	union lsa_PolicyInformation *info = NULL;
	struct samr_Ids user_rids;
	struct samr_Ids name_types;


	/* check what type of join */
	if (argc >= 0) {
		sec_channel_type = get_sec_channel_type(argv[0]);
	} else {
		sec_channel_type = get_sec_channel_type(NULL);
	}

	switch (sec_channel_type) {
	case SEC_CHAN_WKSTA:
		acb_info = ACB_WSTRUST;
		break;
	case SEC_CHAN_BDC:
		acb_info = ACB_SVRTRUST;
		break;
#if 0
	case SEC_CHAN_DOMAIN:
		acb_info = ACB_DOMTRUST;
		break;
#endif
	default:
		DEBUG(0,("secure channel type %d not yet supported\n",
			sec_channel_type));
		break;
	}

	/* Make authenticated connection to remote machine */

	status = net_make_ipc_connection(c, NET_FLAGS_PDC, &cli);
	if (!NT_STATUS_IS_OK(status)) {
		return 1;
	}

	if (!(mem_ctx = talloc_init("net_rpc_join_newstyle"))) {
		DEBUG(0, ("Could not initialise talloc context\n"));
		goto done;
	}

	/* Fetch domain sid */

	status = cli_rpc_pipe_open_noauth(cli, &ndr_table_lsarpc.syntax_id,
					  &pipe_hnd);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(0, ("Error connecting to LSA pipe. Error was %s\n",
			nt_errstr(status) ));
		goto done;
	}

	b = pipe_hnd->binding_handle;

	CHECK_RPC_ERR(rpccli_lsa_open_policy(pipe_hnd, mem_ctx, true,
					  SEC_FLAG_MAXIMUM_ALLOWED,
					  &lsa_pol),
		      "error opening lsa policy handle");

	CHECK_DCERPC_ERR(dcerpc_lsa_QueryInfoPolicy(b, mem_ctx,
						    &lsa_pol,
						    LSA_POLICY_INFO_ACCOUNT_DOMAIN,
						    &info,
						    &result),
		      "error querying info policy");

	domain = info->account_domain.name.string;
	domain_sid = info->account_domain.sid;

	dcerpc_lsa_Close(b, mem_ctx, &lsa_pol, &result);
	TALLOC_FREE(pipe_hnd); /* Done with this pipe */

	/* Bail out if domain didn't get set. */
	if (!domain) {
		DEBUG(0, ("Could not get domain name.\n"));
		goto done;
	}

	/* Create domain user */
	status = cli_rpc_pipe_open_noauth(cli, &ndr_table_samr.syntax_id,
					  &pipe_hnd);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(0, ("Error connecting to SAM pipe. Error was %s\n",
			nt_errstr(status) ));
		goto done;
	}

	b = pipe_hnd->binding_handle;

	CHECK_DCERPC_ERR(dcerpc_samr_Connect2(b, mem_ctx,
					      pipe_hnd->desthost,
					      SAMR_ACCESS_ENUM_DOMAINS
					      | SAMR_ACCESS_LOOKUP_DOMAIN,
					      &sam_pol,
					      &result),
		      "could not connect to SAM database");


	CHECK_DCERPC_ERR(dcerpc_samr_OpenDomain(b, mem_ctx,
						&sam_pol,
						SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1
						| SAMR_DOMAIN_ACCESS_CREATE_USER
						| SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
						domain_sid,
						&domain_pol,
						&result),
		      "could not open domain");

	/* Create domain user */
	if ((acct_name = talloc_asprintf(mem_ctx, "%s$", global_myname())) == NULL) {
		status = NT_STATUS_NO_MEMORY;
		goto done;
	}
	strlower_m(acct_name);

	init_lsa_String(&lsa_acct_name, acct_name);

	acct_flags = SEC_GENERIC_READ | SEC_GENERIC_WRITE | SEC_GENERIC_EXECUTE |
		     SEC_STD_WRITE_DAC | SEC_STD_DELETE |
		     SAMR_USER_ACCESS_SET_PASSWORD |
		     SAMR_USER_ACCESS_GET_ATTRIBUTES |
		     SAMR_USER_ACCESS_SET_ATTRIBUTES;

	DEBUG(10, ("Creating account with flags: %d\n",acct_flags));

	status = dcerpc_samr_CreateUser2(b, mem_ctx,
					 &domain_pol,
					 &lsa_acct_name,
					 acb_info,
					 acct_flags,
					 &user_pol,
					 &access_granted,
					 &user_rid,
					 &result);
	if (!NT_STATUS_IS_OK(status)) {
		goto done;
	}
	if (!NT_STATUS_IS_OK(result) &&
	    !NT_STATUS_EQUAL(result, NT_STATUS_USER_EXISTS)) {
		status = result;
		d_fprintf(stderr,_("Creation of workstation account failed\n"));

		/* If NT_STATUS_ACCESS_DENIED then we have a valid
		   username/password combo but the user does not have
		   administrator access. */

		if (NT_STATUS_V(result) == NT_STATUS_V(NT_STATUS_ACCESS_DENIED))
			d_fprintf(stderr, _("User specified does not have "
					    "administrator privileges\n"));

		goto done;
	}

	/* We *must* do this.... don't ask... */

	if (NT_STATUS_IS_OK(result)) {
		dcerpc_samr_Close(b, mem_ctx, &user_pol, &result);
	}

	CHECK_DCERPC_ERR_DEBUG(dcerpc_samr_LookupNames(b, mem_ctx,
						       &domain_pol,
						       1,
						       &lsa_acct_name,
						       &user_rids,
						       &name_types,
						       &result),
			    ("error looking up rid for user %s: %s/%s\n",
			     acct_name, nt_errstr(status), nt_errstr(result)));

	if (user_rids.count != 1) {
		status = NT_STATUS_INVALID_NETWORK_RESPONSE;
		goto done;
	}
	if (name_types.count != 1) {
		status = NT_STATUS_INVALID_NETWORK_RESPONSE;
		goto done;
	}

	if (name_types.ids[0] != SID_NAME_USER) {
		DEBUG(0, ("%s is not a user account (type=%d)\n", acct_name, name_types.ids[0]));
		goto done;
	}

	user_rid = user_rids.ids[0];

	/* Open handle on user */

	CHECK_DCERPC_ERR_DEBUG(
		dcerpc_samr_OpenUser(b, mem_ctx,
				     &domain_pol,
				     SEC_FLAG_MAXIMUM_ALLOWED,
				     user_rid,
				     &user_pol,
				     &result),
		("could not re-open existing user %s: %s/%s\n",
		 acct_name, nt_errstr(status), nt_errstr(result)));
	
	/* Create a random machine account password */

	clear_trust_password = generate_random_str(talloc_tos(), DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
	E_md4hash(clear_trust_password, md4_trust_password);

	/* Set password on machine account */

	init_samr_CryptPassword(clear_trust_password,
				&cli->user_session_key,
				&crypt_pwd);

	set_info.info24.password = crypt_pwd;
	set_info.info24.password_expired = PASS_DONT_CHANGE_AT_NEXT_LOGON;

	CHECK_DCERPC_ERR(dcerpc_samr_SetUserInfo2(b, mem_ctx,
						  &user_pol,
						  24,
						  &set_info,
						  &result),
		      "error setting trust account password");

	/* Why do we have to try to (re-)set the ACB to be the same as what
	   we passed in the samr_create_dom_user() call?  When a NT
	   workstation is joined to a domain by an administrator the
	   acb_info is set to 0x80.  For a normal user with "Add
	   workstations to the domain" rights the acb_info is 0x84.  I'm
	   not sure whether it is supposed to make a difference or not.  NT
	   seems to cope with either value so don't bomb out if the set
	   userinfo2 level 0x10 fails.  -tpot */

	set_info.info16.acct_flags = acb_info;

	/* Ignoring the return value is necessary for joining a domain
	   as a normal user with "Add workstation to domain" privilege. */

	status = dcerpc_samr_SetUserInfo(b, mem_ctx,
					 &user_pol,
					 16,
					 &set_info,
					 &result);

	dcerpc_samr_Close(b, mem_ctx, &user_pol, &result);
	TALLOC_FREE(pipe_hnd); /* Done with this pipe */

	/* Now check the whole process from top-to-bottom */

	status = cli_rpc_pipe_open_noauth(cli, &ndr_table_netlogon.syntax_id,
					  &pipe_hnd);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(0,("Error connecting to NETLOGON pipe. Error was %s\n",
			nt_errstr(status) ));
		goto done;
	}

	status = rpccli_netlogon_setup_creds(pipe_hnd,
					cli->desthost, /* server name */
					domain,        /* domain */
					global_myname(), /* client name */
					global_myname(), /* machine account name */
                                        md4_trust_password,
                                        sec_channel_type,
                                        &neg_flags);

	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(0, ("Error in domain join verification (credential setup failed): %s\n\n",
			  nt_errstr(status)));

		if ( NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
		     (sec_channel_type == SEC_CHAN_BDC) ) {
			d_fprintf(stderr, _("Please make sure that no computer "
					    "account\nnamed like this machine "
					    "(%s) exists in the domain\n"),
				 global_myname());
		}

		goto done;
	}

	/* We can only check the schannel connection if the client is allowed
	   to do this and the server supports it. If not, just assume success
	   (after all the rpccli_netlogon_setup_creds() succeeded, and we'll
	   do the same again (setup creds) in net_rpc_join_ok(). JRA. */

	if (lp_client_schannel() && (neg_flags & NETLOGON_NEG_SCHANNEL)) {
		struct rpc_pipe_client *netlogon_schannel_pipe;

		status = cli_rpc_pipe_open_schannel_with_key(
			cli, &ndr_table_netlogon.syntax_id, NCACN_NP,
			DCERPC_AUTH_LEVEL_PRIVACY, domain, &pipe_hnd->dc,
			&netlogon_schannel_pipe);

		if (!NT_STATUS_IS_OK(status)) {
			DEBUG(0, ("Error in domain join verification (schannel setup failed): %s\n\n",
				  nt_errstr(status)));

			if ( NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
			     (sec_channel_type == SEC_CHAN_BDC) ) {
				d_fprintf(stderr, _("Please make sure that no "
						    "computer account\nnamed "
						    "like this machine (%s) "
						    "exists in the domain\n"),
					 global_myname());
			}

			goto done;
		}
		TALLOC_FREE(netlogon_schannel_pipe);
	}

	TALLOC_FREE(pipe_hnd);

	/* Now store the secret in the secrets database */

	strupper_m(CONST_DISCARD(char *, domain));

	if (!secrets_store_domain_sid(domain, domain_sid)) {
		DEBUG(0, ("error storing domain sid for %s\n", domain));
		goto done;
	}

	if (!secrets_store_machine_password(clear_trust_password, domain, sec_channel_type)) {
		DEBUG(0, ("error storing plaintext domain secrets for %s\n", domain));
	}

	/* double-check, connection from scratch */
	status = net_rpc_join_ok(c, domain, cli->desthost, &cli->dest_ss);
	retval = NT_STATUS_IS_OK(status) ? 0 : -1;

done:

	/* Display success or failure */

	if (domain) {
		if (retval != 0) {
			fprintf(stderr,_("Unable to join domain %s.\n"),domain);
		} else {
			printf(_("Joined domain %s.\n"),domain);
		}
	}

	cli_shutdown(cli);

	TALLOC_FREE(clear_trust_password);

	return retval;
}
Beispiel #3
0
static NTSTATUS check_netlogond_security(const struct auth_context *auth_context,
					 void *my_private_data,
					 TALLOC_CTX *mem_ctx,
					 const struct auth_usersupplied_info *user_info,
					 struct auth_serversupplied_info **server_info)
{
	TALLOC_CTX *frame = talloc_stackframe();
	struct netr_SamInfo3 *info3 = NULL;
	struct rpc_pipe_client *p = NULL;
	struct pipe_auth_data *auth = NULL;
	uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
	uint8_t machine_password[16];
	struct netlogon_creds_CredentialState *creds;
	NTSTATUS schannel_bind_result, status;
	struct named_mutex *mutex = NULL;
	const char *ncalrpcsock;

	DEBUG(10, ("Check auth for: [%s]\n", user_info->mapped.account_name));

	ncalrpcsock = lp_parm_const_string(
		GLOBAL_SECTION_SNUM, "auth_netlogond", "socket", NULL);

	if (ncalrpcsock == NULL) {
		ncalrpcsock = talloc_asprintf(talloc_tos(), "%s/%s",
					      get_dyn_NCALRPCDIR(), "DEFAULT");
	}

	if (ncalrpcsock == NULL) {
		status = NT_STATUS_NO_MEMORY;
		goto done;
	}

	creds = secrets_fetch_local_schannel_creds(talloc_tos());
	if (creds == NULL) {
		goto new_key;
	}

	status = netlogond_validate(talloc_tos(), auth_context, ncalrpcsock,
				    creds, user_info, &info3,
				    &schannel_bind_result);

	DEBUG(10, ("netlogond_validate returned %s\n", nt_errstr(status)));

	if (NT_STATUS_IS_OK(status)) {
		goto okay;
	}

	if (NT_STATUS_IS_OK(schannel_bind_result)) {
		/*
		 * This is a real failure from the DC
		 */
		goto done;
	}

 new_key:

	mutex = grab_named_mutex(talloc_tos(), "LOCAL_SCHANNEL_KEY", 60);
	if (mutex == NULL) {
		DEBUG(10, ("Could not get mutex LOCAL_SCHANNEL_KEY\n"));
		status = NT_STATUS_ACCESS_DENIED;
		goto done;
	}

	DEBUG(10, ("schannel bind failed, setting up new key\n"));

	status = rpc_pipe_open_ncalrpc(talloc_tos(), ncalrpcsock,
				       &ndr_table_netlogon.syntax_id, &p);

	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(10, ("rpc_pipe_open_ncalrpc failed: %s\n",
			   nt_errstr(status)));
		goto done;
	}

	status = rpccli_anon_bind_data(p, &auth);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(10, ("rpccli_anon_bind_data failed: %s\n",
			   nt_errstr(status)));
		goto done;
	}

	status = rpc_pipe_bind(p, auth);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(10, ("rpc_pipe_bind failed: %s\n", nt_errstr(status)));
		goto done;
	}

	status = mymachinepw(machine_password);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(10, ("mymachinepw failed: %s\n", nt_errstr(status)));
		goto done;
	}

	DEBUG(10, ("machinepw "));
	dump_data(10, machine_password, 16);

	status = rpccli_netlogon_setup_creds(
		p, global_myname(), lp_workgroup(), global_myname(),
		global_myname(), machine_password, SEC_CHAN_BDC, &neg_flags);

	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(10, ("rpccli_netlogon_setup_creds failed: %s\n",
			   nt_errstr(status)));
		goto done;
	}

	secrets_store_local_schannel_creds(p->dc);

	/*
	 * Retry the authentication with the mutex held. This way nobody else
	 * can step on our toes.
	 */

	status = netlogond_validate(talloc_tos(), auth_context, ncalrpcsock,
				    p->dc, user_info, &info3,
				    &schannel_bind_result);

	TALLOC_FREE(p);

	DEBUG(10, ("netlogond_validate returned %s\n", nt_errstr(status)));

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

 okay:

	status = make_server_info_info3(mem_ctx, user_info->client.account_name,
					user_info->mapped.domain_name, server_info,
					info3);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(10, ("make_server_info_info3 failed: %s\n",
			   nt_errstr(status)));
		TALLOC_FREE(frame);
		return status;
	}

	status = NT_STATUS_OK;

 done:
	TALLOC_FREE(frame);
	return status;
}
Beispiel #4
0
static NTSTATUS cmd_netlogon_database_redo(struct rpc_pipe_client *cli,
					   TALLOC_CTX *mem_ctx, int argc,
					   const char **argv)
{
	NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
	NTSTATUS result;
	const char *server_name = cli->desthost;
	uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
	struct netr_Authenticator clnt_creds, srv_cred;
	struct netr_DELTA_ENUM_ARRAY *delta_enum_array = NULL;
	unsigned char trust_passwd_hash[16];
	enum netr_SchannelType sec_channel_type = 0;
	struct netr_ChangeLogEntry e;
	uint32_t rid = 500;
	struct dcerpc_binding_handle *b = cli->binding_handle;

	if (argc > 2) {
		fprintf(stderr, "Usage: %s <user rid>\n", argv[0]);
		return NT_STATUS_OK;
	}

	if (argc == 2) {
		sscanf(argv[1], "%d", &rid);
	}

	if (!secrets_fetch_trust_account_password(lp_workgroup(),
						  trust_passwd_hash,
						  NULL, &sec_channel_type)) {
		return NT_STATUS_UNSUCCESSFUL;
	}

	status = rpccli_netlogon_setup_creds(cli,
					     server_name, /* server name */
					     lp_workgroup(), /* domain */
					     lp_netbios_name(), /* client name */
					     lp_netbios_name(), /* machine account name */
					     trust_passwd_hash,
					     sec_channel_type,
					     &neg_flags);

	if (!NT_STATUS_IS_OK(status)) {
		return status;
	}

	netlogon_creds_client_authenticator(cli->dc, &clnt_creds);

	ZERO_STRUCT(e);

	e.object_rid		= rid;
	e.db_index		= SAM_DATABASE_DOMAIN;
	e.delta_type		= NETR_DELTA_USER;

	status = dcerpc_netr_DatabaseRedo(b, mem_ctx,
					  server_name,
					  lp_netbios_name(),
					  &clnt_creds,
					  &srv_cred,
					  e,
					  0, /* is calculated automatically */
					  &delta_enum_array,
					  &result);
	if (!NT_STATUS_IS_OK(status)) {
		return status;
	}

	if (!netlogon_creds_client_check(cli->dc, &srv_cred.cred)) {
		DEBUG(0,("credentials chain check failed\n"));
		return NT_STATUS_ACCESS_DENIED;
	}

	return result;
}
NTSTATUS rpccli_netlogon_set_trust_password(struct rpc_pipe_client *cli,
					    TALLOC_CTX *mem_ctx,
					    const char *account_name,
					    const unsigned char orig_trust_passwd_hash[16],
					    const char *new_trust_pwd_cleartext,
					    const unsigned char new_trust_passwd_hash[16],
					    enum netr_SchannelType sec_channel_type)
{
	NTSTATUS result, status;
	struct netr_Authenticator clnt_creds, srv_cred;
	struct dcerpc_binding_handle *b = cli->binding_handle;

	if (!cli->dc) {
		uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
		result = rpccli_netlogon_setup_creds(cli,
						     cli->desthost, /* server name */
						     lp_workgroup(), /* domain */
						     lp_netbios_name(), /* client name */
						     account_name, /* machine account name */
						     orig_trust_passwd_hash,
						     sec_channel_type,
						     &neg_flags);
		if (!NT_STATUS_IS_OK(result)) {
			DEBUG(3,("rpccli_netlogon_set_trust_password: unable to setup creds (%s)!\n",
				 nt_errstr(result)));
			return result;
		}
	}

	netlogon_creds_client_authenticator(cli->dc, &clnt_creds);

	if (cli->dc->negotiate_flags & NETLOGON_NEG_PASSWORD_SET2) {

		struct netr_CryptPassword new_password;
		uint32_t old_timeout;

		init_netr_CryptPassword(new_trust_pwd_cleartext,
					cli->dc,
					&new_password);

		old_timeout = dcerpc_binding_handle_set_timeout(b, 600000);

		status = dcerpc_netr_ServerPasswordSet2(b, mem_ctx,
							cli->srv_name_slash,
							cli->dc->account_name,
							sec_channel_type,
							cli->dc->computer_name,
							&clnt_creds,
							&srv_cred,
							&new_password,
							&result);

		dcerpc_binding_handle_set_timeout(b, old_timeout);

		if (!NT_STATUS_IS_OK(status)) {
			DEBUG(0,("dcerpc_netr_ServerPasswordSet2 failed: %s\n",
				nt_errstr(status)));
			return status;
		}
	} else {

		struct samr_Password new_password;
		uint32_t old_timeout;

		memcpy(new_password.hash, new_trust_passwd_hash, sizeof(new_password.hash));
		netlogon_creds_des_encrypt(cli->dc, &new_password);

		old_timeout = dcerpc_binding_handle_set_timeout(b, 600000);

		status = dcerpc_netr_ServerPasswordSet(b, mem_ctx,
						       cli->srv_name_slash,
						       cli->dc->account_name,
						       sec_channel_type,
						       cli->dc->computer_name,
						       &clnt_creds,
						       &srv_cred,
						       &new_password,
						       &result);

		dcerpc_binding_handle_set_timeout(b, old_timeout);

		if (!NT_STATUS_IS_OK(status)) {
			DEBUG(0,("dcerpc_netr_ServerPasswordSet failed: %s\n",
				nt_errstr(status)));
			return status;
		}
	}

	/* Always check returned credentials. */
	if (!netlogon_creds_client_check(cli->dc, &srv_cred.cred)) {
		DEBUG(0,("credentials chain check failed\n"));
		return NT_STATUS_ACCESS_DENIED;
	}

	if (!NT_STATUS_IS_OK(result)) {
		DEBUG(0,("dcerpc_netr_ServerPasswordSet{2} failed: %s\n",
			nt_errstr(result)));
		return result;
	}

	return result;
}