mirror of
https://github.com/samba-team/samba.git
synced 2024-12-25 23:21:54 +03:00
d7ce873391
Guenther
1842 lines
50 KiB
C
1842 lines
50 KiB
C
/*
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* Unix SMB/CIFS implementation.
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* RPC Pipe client / server routines
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* Copyright (C) Andrew Tridgell 1992-1997,
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* Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
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* Copyright (C) Paul Ashton 1997.
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* Copyright (C) Jeremy Allison 1998-2001.
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* Copyright (C) Andrew Bartlett 2001.
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* Copyright (C) Guenther Deschner 2008-2009.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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/* This is the implementation of the netlogon pipe. */
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#include "includes.h"
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#include "../libcli/auth/libcli_auth.h"
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#include "../libcli/auth/schannel_state.h"
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#include "../libcli/auth/schannel.h"
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extern userdom_struct current_user_info;
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_RPC_SRV
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struct netlogon_server_pipe_state {
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struct netr_Credential client_challenge;
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struct netr_Credential server_challenge;
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};
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/*************************************************************************
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_netr_LogonControl
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*************************************************************************/
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WERROR _netr_LogonControl(pipes_struct *p,
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struct netr_LogonControl *r)
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{
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struct netr_LogonControl2Ex l;
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switch (r->in.level) {
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case 1:
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break;
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case 2:
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return WERR_NOT_SUPPORTED;
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default:
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return WERR_UNKNOWN_LEVEL;
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}
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l.in.logon_server = r->in.logon_server;
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l.in.function_code = r->in.function_code;
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l.in.level = r->in.level;
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l.in.data = NULL;
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l.out.query = r->out.query;
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return _netr_LogonControl2Ex(p, &l);
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}
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/****************************************************************************
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Send a message to smbd to do a sam synchronisation
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**************************************************************************/
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static void send_sync_message(void)
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{
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DEBUG(3, ("sending sam synchronisation message\n"));
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message_send_all(smbd_messaging_context(), MSG_SMB_SAM_SYNC, NULL, 0,
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NULL);
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}
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/*************************************************************************
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_netr_LogonControl2
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*************************************************************************/
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WERROR _netr_LogonControl2(pipes_struct *p,
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struct netr_LogonControl2 *r)
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{
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struct netr_LogonControl2Ex l;
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l.in.logon_server = r->in.logon_server;
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l.in.function_code = r->in.function_code;
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l.in.level = r->in.level;
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l.in.data = r->in.data;
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l.out.query = r->out.query;
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return _netr_LogonControl2Ex(p, &l);
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}
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/*************************************************************************
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*************************************************************************/
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static bool wb_change_trust_creds(const char *domain, WERROR *tc_status)
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{
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wbcErr result;
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struct wbcAuthErrorInfo *error = NULL;
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result = wbcChangeTrustCredentials(domain, &error);
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switch (result) {
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case WBC_ERR_WINBIND_NOT_AVAILABLE:
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return false;
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case WBC_ERR_DOMAIN_NOT_FOUND:
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*tc_status = WERR_NO_SUCH_DOMAIN;
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return true;
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case WBC_ERR_SUCCESS:
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*tc_status = WERR_OK;
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return true;
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default:
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break;
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}
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if (error && error->nt_status != 0) {
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*tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
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} else {
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*tc_status = WERR_TRUST_FAILURE;
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}
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wbcFreeMemory(error);
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return true;
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}
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/*************************************************************************
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*************************************************************************/
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static bool wb_check_trust_creds(const char *domain, WERROR *tc_status)
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{
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wbcErr result;
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struct wbcAuthErrorInfo *error = NULL;
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result = wbcCheckTrustCredentials(domain, &error);
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switch (result) {
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case WBC_ERR_WINBIND_NOT_AVAILABLE:
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return false;
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case WBC_ERR_DOMAIN_NOT_FOUND:
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*tc_status = WERR_NO_SUCH_DOMAIN;
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return true;
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case WBC_ERR_SUCCESS:
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*tc_status = WERR_OK;
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return true;
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default:
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break;
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}
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if (error && error->nt_status != 0) {
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*tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
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} else {
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*tc_status = WERR_TRUST_FAILURE;
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}
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wbcFreeMemory(error);
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return true;
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}
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/****************************************************************
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_netr_LogonControl2Ex
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****************************************************************/
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WERROR _netr_LogonControl2Ex(pipes_struct *p,
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struct netr_LogonControl2Ex *r)
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{
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uint32_t flags = 0x0;
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WERROR pdc_connection_status = WERR_OK;
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uint32_t logon_attempts = 0x0;
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WERROR tc_status;
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fstring dc_name2;
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const char *dc_name = NULL;
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struct sockaddr_storage dc_ss;
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const char *domain = NULL;
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struct netr_NETLOGON_INFO_1 *info1;
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struct netr_NETLOGON_INFO_2 *info2;
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struct netr_NETLOGON_INFO_3 *info3;
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struct netr_NETLOGON_INFO_4 *info4;
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const char *fn;
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uint32_t acct_ctrl;
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switch (p->hdr_req.opnum) {
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case NDR_NETR_LOGONCONTROL:
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fn = "_netr_LogonControl";
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break;
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case NDR_NETR_LOGONCONTROL2:
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fn = "_netr_LogonControl2";
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break;
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case NDR_NETR_LOGONCONTROL2EX:
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fn = "_netr_LogonControl2Ex";
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break;
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default:
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return WERR_INVALID_PARAM;
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}
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acct_ctrl = pdb_get_acct_ctrl(p->server_info->sam_account);
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switch (r->in.function_code) {
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case NETLOGON_CONTROL_TC_VERIFY:
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case NETLOGON_CONTROL_CHANGE_PASSWORD:
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case NETLOGON_CONTROL_REDISCOVER:
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if ((geteuid() != sec_initial_uid()) &&
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!nt_token_check_domain_rid(p->server_info->ptok, DOMAIN_RID_ADMINS) &&
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!nt_token_check_sid(&global_sid_Builtin_Administrators, p->server_info->ptok) &&
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!(acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST))) {
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return WERR_ACCESS_DENIED;
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}
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break;
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default:
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break;
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}
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tc_status = WERR_NO_SUCH_DOMAIN;
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switch (r->in.function_code) {
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case NETLOGON_CONTROL_QUERY:
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tc_status = WERR_OK;
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break;
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case NETLOGON_CONTROL_REPLICATE:
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case NETLOGON_CONTROL_SYNCHRONIZE:
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case NETLOGON_CONTROL_PDC_REPLICATE:
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case NETLOGON_CONTROL_BACKUP_CHANGE_LOG:
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case NETLOGON_CONTROL_BREAKPOINT:
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if (acct_ctrl & ACB_NORMAL) {
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return WERR_NOT_SUPPORTED;
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} else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
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return WERR_ACCESS_DENIED;
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} else {
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return WERR_ACCESS_DENIED;
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}
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case NETLOGON_CONTROL_TRUNCATE_LOG:
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if (acct_ctrl & ACB_NORMAL) {
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break;
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} else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
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return WERR_ACCESS_DENIED;
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} else {
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return WERR_ACCESS_DENIED;
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}
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case NETLOGON_CONTROL_TRANSPORT_NOTIFY:
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case NETLOGON_CONTROL_FORCE_DNS_REG:
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case NETLOGON_CONTROL_QUERY_DNS_REG:
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return WERR_NOT_SUPPORTED;
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case NETLOGON_CONTROL_FIND_USER:
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if (!r->in.data || !r->in.data->user) {
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return WERR_NOT_SUPPORTED;
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}
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break;
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case NETLOGON_CONTROL_SET_DBFLAG:
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if (!r->in.data) {
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return WERR_NOT_SUPPORTED;
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}
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break;
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case NETLOGON_CONTROL_TC_VERIFY:
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if (!r->in.data || !r->in.data->domain) {
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return WERR_NOT_SUPPORTED;
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}
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if (!wb_check_trust_creds(r->in.data->domain, &tc_status)) {
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return WERR_NOT_SUPPORTED;
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}
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break;
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case NETLOGON_CONTROL_TC_QUERY:
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if (!r->in.data || !r->in.data->domain) {
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return WERR_NOT_SUPPORTED;
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}
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domain = r->in.data->domain;
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if (!is_trusted_domain(domain)) {
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break;
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}
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if (!get_dc_name(domain, NULL, dc_name2, &dc_ss)) {
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tc_status = WERR_NO_LOGON_SERVERS;
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break;
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}
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dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
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if (!dc_name) {
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return WERR_NOMEM;
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}
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tc_status = WERR_OK;
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break;
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case NETLOGON_CONTROL_REDISCOVER:
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if (!r->in.data || !r->in.data->domain) {
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return WERR_NOT_SUPPORTED;
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}
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domain = r->in.data->domain;
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if (!is_trusted_domain(domain)) {
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break;
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}
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if (!get_dc_name(domain, NULL, dc_name2, &dc_ss)) {
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tc_status = WERR_NO_LOGON_SERVERS;
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break;
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}
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dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
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if (!dc_name) {
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return WERR_NOMEM;
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}
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tc_status = WERR_OK;
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break;
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case NETLOGON_CONTROL_CHANGE_PASSWORD:
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if (!r->in.data || !r->in.data->domain) {
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return WERR_NOT_SUPPORTED;
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}
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if (!wb_change_trust_creds(r->in.data->domain, &tc_status)) {
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return WERR_NOT_SUPPORTED;
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}
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break;
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default:
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/* no idea what this should be */
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DEBUG(0,("%s: unimplemented function level [%d]\n",
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fn, r->in.function_code));
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return WERR_UNKNOWN_LEVEL;
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}
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/* prepare the response */
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switch (r->in.level) {
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case 1:
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info1 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_1);
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W_ERROR_HAVE_NO_MEMORY(info1);
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info1->flags = flags;
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info1->pdc_connection_status = pdc_connection_status;
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r->out.query->info1 = info1;
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break;
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case 2:
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info2 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_2);
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W_ERROR_HAVE_NO_MEMORY(info2);
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info2->flags = flags;
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info2->pdc_connection_status = pdc_connection_status;
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info2->trusted_dc_name = dc_name;
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info2->tc_connection_status = tc_status;
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r->out.query->info2 = info2;
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break;
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case 3:
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info3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_3);
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W_ERROR_HAVE_NO_MEMORY(info3);
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info3->flags = flags;
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info3->logon_attempts = logon_attempts;
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r->out.query->info3 = info3;
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break;
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case 4:
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info4 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_4);
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W_ERROR_HAVE_NO_MEMORY(info4);
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info4->trusted_dc_name = dc_name;
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info4->trusted_domain_name = r->in.data->domain;
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r->out.query->info4 = info4;
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break;
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default:
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return WERR_UNKNOWN_LEVEL;
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}
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if (lp_server_role() == ROLE_DOMAIN_BDC) {
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send_sync_message();
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}
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return WERR_OK;
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}
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/*************************************************************************
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_netr_NetrEnumerateTrustedDomains
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*************************************************************************/
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WERROR _netr_NetrEnumerateTrustedDomains(pipes_struct *p,
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struct netr_NetrEnumerateTrustedDomains *r)
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{
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NTSTATUS status;
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DATA_BLOB blob;
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struct trustdom_info **domains;
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uint32_t num_domains;
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const char **trusted_domains;
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int i;
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DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
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/* set up the Trusted Domain List response */
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become_root();
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status = pdb_enum_trusteddoms(p->mem_ctx, &num_domains, &domains);
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unbecome_root();
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if (!NT_STATUS_IS_OK(status)) {
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return ntstatus_to_werror(status);
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}
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trusted_domains = talloc_zero_array(p->mem_ctx, const char *, num_domains + 1);
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if (!trusted_domains) {
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return WERR_NOMEM;
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}
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for (i = 0; i < num_domains; i++) {
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trusted_domains[i] = talloc_strdup(trusted_domains, domains[i]->name);
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if (!trusted_domains[i]) {
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TALLOC_FREE(trusted_domains);
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return WERR_NOMEM;
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}
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}
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if (!push_reg_multi_sz(trusted_domains, &blob, trusted_domains)) {
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TALLOC_FREE(trusted_domains);
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return WERR_NOMEM;
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}
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r->out.trusted_domains_blob->data = blob.data;
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r->out.trusted_domains_blob->length = blob.length;
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DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
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return WERR_OK;
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}
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/******************************************************************
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gets a machine password entry. checks access rights of the host.
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******************************************************************/
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static NTSTATUS get_md4pw(struct samr_Password *md4pw, const char *mach_acct,
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enum netr_SchannelType sec_chan_type, struct dom_sid *sid)
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{
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struct samu *sampass = NULL;
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const uint8 *pass;
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bool ret;
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uint32 acct_ctrl;
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#if 0
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char addr[INET6_ADDRSTRLEN];
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/*
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* Currently this code is redundent as we already have a filter
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* by hostname list. What this code really needs to do is to
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* get a hosts allowed/hosts denied list from the SAM database
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* on a per user basis, and make the access decision there.
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* I will leave this code here for now as a reminder to implement
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* this at a later date. JRA.
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*/
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if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
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client_name(get_client_fd()),
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client_addr(get_client_fd(),addr,sizeof(addr)))) {
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DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
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return False;
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}
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#endif /* 0 */
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if ( !(sampass = samu_new( NULL )) ) {
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return NT_STATUS_NO_MEMORY;
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}
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/* JRA. This is ok as it is only used for generating the challenge. */
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become_root();
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ret = pdb_getsampwnam(sampass, mach_acct);
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unbecome_root();
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if (!ret) {
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DEBUG(0,("get_md4pw: Workstation %s: no account in domain\n", mach_acct));
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TALLOC_FREE(sampass);
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return NT_STATUS_ACCESS_DENIED;
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}
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|
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acct_ctrl = pdb_get_acct_ctrl(sampass);
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if (acct_ctrl & ACB_DISABLED) {
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DEBUG(0,("get_md4pw: Workstation %s: account is disabled\n", mach_acct));
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TALLOC_FREE(sampass);
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return NT_STATUS_ACCOUNT_DISABLED;
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}
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|
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if (!(acct_ctrl & ACB_SVRTRUST) &&
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!(acct_ctrl & ACB_WSTRUST) &&
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!(acct_ctrl & ACB_DOMTRUST))
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{
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DEBUG(0,("get_md4pw: Workstation %s: account is not a trust account\n", mach_acct));
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TALLOC_FREE(sampass);
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return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
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}
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|
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switch (sec_chan_type) {
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case SEC_CHAN_BDC:
|
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if (!(acct_ctrl & ACB_SVRTRUST)) {
|
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DEBUG(0,("get_md4pw: Workstation %s: BDC secure channel requested "
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"but not a server trust account\n", mach_acct));
|
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TALLOC_FREE(sampass);
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return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
|
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}
|
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break;
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case SEC_CHAN_WKSTA:
|
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if (!(acct_ctrl & ACB_WSTRUST)) {
|
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DEBUG(0,("get_md4pw: Workstation %s: WORKSTATION secure channel requested "
|
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"but not a workstation trust account\n", mach_acct));
|
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TALLOC_FREE(sampass);
|
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return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
|
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}
|
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break;
|
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case SEC_CHAN_DOMAIN:
|
|
if (!(acct_ctrl & ACB_DOMTRUST)) {
|
|
DEBUG(0,("get_md4pw: Workstation %s: DOMAIN secure channel requested "
|
|
"but not a interdomain trust account\n", mach_acct));
|
|
TALLOC_FREE(sampass);
|
|
return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if ((pass = pdb_get_nt_passwd(sampass)) == NULL) {
|
|
DEBUG(0,("get_md4pw: Workstation %s: account does not have a password\n", mach_acct));
|
|
TALLOC_FREE(sampass);
|
|
return NT_STATUS_LOGON_FAILURE;
|
|
}
|
|
|
|
memcpy(md4pw->hash, pass, 16);
|
|
dump_data(5, md4pw->hash, 16);
|
|
|
|
sid_copy(sid, pdb_get_user_sid(sampass));
|
|
|
|
TALLOC_FREE(sampass);
|
|
|
|
return NT_STATUS_OK;
|
|
|
|
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_ServerReqChallenge
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_ServerReqChallenge(pipes_struct *p,
|
|
struct netr_ServerReqChallenge *r)
|
|
{
|
|
struct netlogon_server_pipe_state *pipe_state =
|
|
talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
|
|
|
|
if (pipe_state) {
|
|
DEBUG(10,("_netr_ServerReqChallenge: new challenge requested. Clearing old state.\n"));
|
|
talloc_free(pipe_state);
|
|
p->private_data = NULL;
|
|
}
|
|
|
|
pipe_state = talloc(p, struct netlogon_server_pipe_state);
|
|
NT_STATUS_HAVE_NO_MEMORY(pipe_state);
|
|
|
|
pipe_state->client_challenge = *r->in.credentials;
|
|
|
|
generate_random_buffer(pipe_state->server_challenge.data,
|
|
sizeof(pipe_state->server_challenge.data));
|
|
|
|
*r->out.return_credentials = pipe_state->server_challenge;
|
|
|
|
p->private_data = pipe_state;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_ServerAuthenticate
|
|
Create the initial credentials.
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_ServerAuthenticate(pipes_struct *p,
|
|
struct netr_ServerAuthenticate *r)
|
|
{
|
|
struct netr_ServerAuthenticate3 a;
|
|
uint32_t negotiate_flags = 0;
|
|
uint32_t rid;
|
|
|
|
a.in.server_name = r->in.server_name;
|
|
a.in.account_name = r->in.account_name;
|
|
a.in.secure_channel_type = r->in.secure_channel_type;
|
|
a.in.computer_name = r->in.computer_name;
|
|
a.in.credentials = r->in.credentials;
|
|
a.in.negotiate_flags = &negotiate_flags;
|
|
|
|
a.out.return_credentials = r->out.return_credentials;
|
|
a.out.rid = &rid;
|
|
a.out.negotiate_flags = &negotiate_flags;
|
|
|
|
return _netr_ServerAuthenticate3(p, &a);
|
|
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_ServerAuthenticate3
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_ServerAuthenticate3(pipes_struct *p,
|
|
struct netr_ServerAuthenticate3 *r)
|
|
{
|
|
NTSTATUS status;
|
|
uint32_t srv_flgs;
|
|
/* r->in.negotiate_flags is an aliased pointer to r->out.negotiate_flags,
|
|
* so use a copy to avoid destroying the client values. */
|
|
uint32_t in_neg_flags = *r->in.negotiate_flags;
|
|
const char *fn;
|
|
struct dom_sid sid;
|
|
struct samr_Password mach_pwd;
|
|
struct netlogon_creds_CredentialState *creds;
|
|
struct netlogon_server_pipe_state *pipe_state =
|
|
talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
|
|
|
|
/* According to Microsoft (see bugid #6099)
|
|
* Windows 7 looks at the negotiate_flags
|
|
* returned in this structure *even if the
|
|
* call fails with access denied* ! So in order
|
|
* to allow Win7 to connect to a Samba NT style
|
|
* PDC we set the flags before we know if it's
|
|
* an error or not.
|
|
*/
|
|
|
|
/* 0x000001ff */
|
|
srv_flgs = NETLOGON_NEG_ACCOUNT_LOCKOUT |
|
|
NETLOGON_NEG_PERSISTENT_SAMREPL |
|
|
NETLOGON_NEG_ARCFOUR |
|
|
NETLOGON_NEG_PROMOTION_COUNT |
|
|
NETLOGON_NEG_CHANGELOG_BDC |
|
|
NETLOGON_NEG_FULL_SYNC_REPL |
|
|
NETLOGON_NEG_MULTIPLE_SIDS |
|
|
NETLOGON_NEG_REDO |
|
|
NETLOGON_NEG_PASSWORD_CHANGE_REFUSAL |
|
|
NETLOGON_NEG_PASSWORD_SET2;
|
|
|
|
/* Ensure we support strong (128-bit) keys. */
|
|
if (in_neg_flags & NETLOGON_NEG_STRONG_KEYS) {
|
|
srv_flgs |= NETLOGON_NEG_STRONG_KEYS;
|
|
}
|
|
|
|
if (lp_server_schannel() != false) {
|
|
srv_flgs |= NETLOGON_NEG_SCHANNEL;
|
|
}
|
|
|
|
switch (p->hdr_req.opnum) {
|
|
case NDR_NETR_SERVERAUTHENTICATE:
|
|
fn = "_netr_ServerAuthenticate";
|
|
break;
|
|
case NDR_NETR_SERVERAUTHENTICATE2:
|
|
fn = "_netr_ServerAuthenticate2";
|
|
break;
|
|
case NDR_NETR_SERVERAUTHENTICATE3:
|
|
fn = "_netr_ServerAuthenticate3";
|
|
break;
|
|
default:
|
|
return NT_STATUS_INTERNAL_ERROR;
|
|
}
|
|
|
|
/* We use this as the key to store the creds: */
|
|
/* r->in.computer_name */
|
|
|
|
if (!pipe_state) {
|
|
DEBUG(0,("%s: no challenge sent to client %s\n", fn,
|
|
r->in.computer_name));
|
|
status = NT_STATUS_ACCESS_DENIED;
|
|
goto out;
|
|
}
|
|
|
|
if ( (lp_server_schannel() == true) &&
|
|
((in_neg_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
|
|
|
|
/* schannel must be used, but client did not offer it. */
|
|
DEBUG(0,("%s: schannel required but client failed "
|
|
"to offer it. Client was %s\n",
|
|
fn, r->in.account_name));
|
|
status = NT_STATUS_ACCESS_DENIED;
|
|
goto out;
|
|
}
|
|
|
|
status = get_md4pw(&mach_pwd,
|
|
r->in.account_name,
|
|
r->in.secure_channel_type,
|
|
&sid);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
DEBUG(0,("%s: failed to get machine password for "
|
|
"account %s: %s\n",
|
|
fn, r->in.account_name, nt_errstr(status) ));
|
|
/* always return NT_STATUS_ACCESS_DENIED */
|
|
status = NT_STATUS_ACCESS_DENIED;
|
|
goto out;
|
|
}
|
|
|
|
/* From the client / server challenges and md4 password, generate sess key */
|
|
/* Check client credentials are valid. */
|
|
creds = netlogon_creds_server_init(p->mem_ctx,
|
|
r->in.account_name,
|
|
r->in.computer_name,
|
|
r->in.secure_channel_type,
|
|
&pipe_state->client_challenge,
|
|
&pipe_state->server_challenge,
|
|
&mach_pwd,
|
|
r->in.credentials,
|
|
r->out.return_credentials,
|
|
*r->in.negotiate_flags);
|
|
if (!creds) {
|
|
DEBUG(0,("%s: netlogon_creds_server_check failed. Rejecting auth "
|
|
"request from client %s machine account %s\n",
|
|
fn, r->in.computer_name,
|
|
r->in.account_name));
|
|
status = NT_STATUS_ACCESS_DENIED;
|
|
goto out;
|
|
}
|
|
|
|
creds->sid = sid_dup_talloc(creds, &sid);
|
|
if (!creds->sid) {
|
|
status = NT_STATUS_NO_MEMORY;
|
|
goto out;
|
|
}
|
|
|
|
/* Store off the state so we can continue after client disconnect. */
|
|
become_root();
|
|
status = schannel_store_session_key(p->mem_ctx, creds);
|
|
unbecome_root();
|
|
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
goto out;
|
|
}
|
|
|
|
sid_peek_rid(&sid, r->out.rid);
|
|
|
|
status = NT_STATUS_OK;
|
|
|
|
out:
|
|
|
|
*r->out.negotiate_flags = srv_flgs;
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_ServerAuthenticate2
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_ServerAuthenticate2(pipes_struct *p,
|
|
struct netr_ServerAuthenticate2 *r)
|
|
{
|
|
struct netr_ServerAuthenticate3 a;
|
|
uint32_t rid;
|
|
|
|
a.in.server_name = r->in.server_name;
|
|
a.in.account_name = r->in.account_name;
|
|
a.in.secure_channel_type = r->in.secure_channel_type;
|
|
a.in.computer_name = r->in.computer_name;
|
|
a.in.credentials = r->in.credentials;
|
|
a.in.negotiate_flags = r->in.negotiate_flags;
|
|
|
|
a.out.return_credentials = r->out.return_credentials;
|
|
a.out.rid = &rid;
|
|
a.out.negotiate_flags = r->out.negotiate_flags;
|
|
|
|
return _netr_ServerAuthenticate3(p, &a);
|
|
}
|
|
|
|
/*************************************************************************
|
|
*************************************************************************/
|
|
|
|
static NTSTATUS netr_creds_server_step_check(pipes_struct *p,
|
|
TALLOC_CTX *mem_ctx,
|
|
const char *computer_name,
|
|
struct netr_Authenticator *received_authenticator,
|
|
struct netr_Authenticator *return_authenticator,
|
|
struct netlogon_creds_CredentialState **creds_out)
|
|
{
|
|
NTSTATUS status;
|
|
struct tdb_context *tdb;
|
|
bool schannel_global_required = (lp_server_schannel() == true) ? true:false;
|
|
bool schannel_in_use = (p->auth.auth_type == PIPE_AUTH_TYPE_SCHANNEL) ? true:false; /* &&
|
|
(p->auth.auth_level == DCERPC_AUTH_LEVEL_INTEGRITY ||
|
|
p->auth.auth_level == DCERPC_AUTH_LEVEL_PRIVACY); */
|
|
|
|
tdb = open_schannel_session_store(mem_ctx);
|
|
if (!tdb) {
|
|
return NT_STATUS_ACCESS_DENIED;
|
|
}
|
|
|
|
status = schannel_creds_server_step_check_tdb(tdb, mem_ctx,
|
|
computer_name,
|
|
schannel_global_required,
|
|
schannel_in_use,
|
|
received_authenticator,
|
|
return_authenticator,
|
|
creds_out);
|
|
tdb_close(tdb);
|
|
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
*************************************************************************/
|
|
|
|
static NTSTATUS netr_find_machine_account(TALLOC_CTX *mem_ctx,
|
|
const char *account_name,
|
|
struct samu **sampassp)
|
|
{
|
|
struct samu *sampass;
|
|
bool ret = false;
|
|
uint32_t acct_ctrl;
|
|
|
|
sampass = samu_new(mem_ctx);
|
|
if (!sampass) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
become_root();
|
|
ret = pdb_getsampwnam(sampass, account_name);
|
|
unbecome_root();
|
|
|
|
if (!ret) {
|
|
TALLOC_FREE(sampass);
|
|
return NT_STATUS_ACCESS_DENIED;
|
|
}
|
|
|
|
/* Ensure the account exists and is a machine account. */
|
|
|
|
acct_ctrl = pdb_get_acct_ctrl(sampass);
|
|
|
|
if (!(acct_ctrl & ACB_WSTRUST ||
|
|
acct_ctrl & ACB_SVRTRUST ||
|
|
acct_ctrl & ACB_DOMTRUST)) {
|
|
TALLOC_FREE(sampass);
|
|
return NT_STATUS_NO_SUCH_USER;
|
|
}
|
|
|
|
if (acct_ctrl & ACB_DISABLED) {
|
|
TALLOC_FREE(sampass);
|
|
return NT_STATUS_ACCOUNT_DISABLED;
|
|
}
|
|
|
|
*sampassp = sampass;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
/*************************************************************************
|
|
*************************************************************************/
|
|
|
|
static NTSTATUS netr_set_machine_account_password(TALLOC_CTX *mem_ctx,
|
|
struct samu *sampass,
|
|
DATA_BLOB *plaintext_blob,
|
|
struct samr_Password *nt_hash,
|
|
struct samr_Password *lm_hash)
|
|
{
|
|
NTSTATUS status;
|
|
const uchar *old_pw;
|
|
const char *plaintext = NULL;
|
|
size_t plaintext_len;
|
|
struct samr_Password nt_hash_local;
|
|
|
|
if (!sampass) {
|
|
return NT_STATUS_INVALID_PARAMETER;
|
|
}
|
|
|
|
if (plaintext_blob) {
|
|
if (!convert_string_talloc(mem_ctx, CH_UTF16, CH_UNIX,
|
|
plaintext_blob->data, plaintext_blob->length,
|
|
&plaintext, &plaintext_len, false))
|
|
{
|
|
plaintext = NULL;
|
|
mdfour(nt_hash_local.hash, plaintext_blob->data, plaintext_blob->length);
|
|
nt_hash = &nt_hash_local;
|
|
}
|
|
}
|
|
|
|
if (plaintext) {
|
|
if (!pdb_set_plaintext_passwd(sampass, plaintext)) {
|
|
return NT_STATUS_ACCESS_DENIED;
|
|
}
|
|
|
|
goto done;
|
|
}
|
|
|
|
if (nt_hash) {
|
|
old_pw = pdb_get_nt_passwd(sampass);
|
|
|
|
if (old_pw && memcmp(nt_hash->hash, old_pw, 16) == 0) {
|
|
/* Avoid backend modificiations and other fun if the
|
|
client changed the password to the *same thing* */
|
|
} else {
|
|
/* LM password should be NULL for machines */
|
|
if (!pdb_set_lanman_passwd(sampass, NULL, PDB_CHANGED)) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
if (!pdb_set_nt_passwd(sampass, nt_hash->hash, PDB_CHANGED)) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
if (!pdb_set_pass_last_set_time(sampass, time(NULL), PDB_CHANGED)) {
|
|
/* Not quite sure what this one qualifies as, but this will do */
|
|
return NT_STATUS_UNSUCCESSFUL;
|
|
}
|
|
}
|
|
}
|
|
|
|
done:
|
|
become_root();
|
|
status = pdb_update_sam_account(sampass);
|
|
unbecome_root();
|
|
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_ServerPasswordSet
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_ServerPasswordSet(pipes_struct *p,
|
|
struct netr_ServerPasswordSet *r)
|
|
{
|
|
NTSTATUS status = NT_STATUS_OK;
|
|
struct samu *sampass=NULL;
|
|
int i;
|
|
struct netlogon_creds_CredentialState *creds;
|
|
|
|
DEBUG(5,("_netr_ServerPasswordSet: %d\n", __LINE__));
|
|
|
|
become_root();
|
|
status = netr_creds_server_step_check(p, p->mem_ctx,
|
|
r->in.computer_name,
|
|
r->in.credential,
|
|
r->out.return_authenticator,
|
|
&creds);
|
|
unbecome_root();
|
|
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
DEBUG(2,("_netr_ServerPasswordSet: netlogon_creds_server_step failed. Rejecting auth "
|
|
"request from client %s machine account %s\n",
|
|
r->in.computer_name, creds->computer_name));
|
|
TALLOC_FREE(creds);
|
|
return status;
|
|
}
|
|
|
|
DEBUG(3,("_netr_ServerPasswordSet: Server Password Set by remote machine:[%s] on account [%s]\n",
|
|
r->in.computer_name, creds->computer_name));
|
|
|
|
netlogon_creds_des_decrypt(creds, r->in.new_password);
|
|
|
|
DEBUG(100,("_netr_ServerPasswordSet: new given value was :\n"));
|
|
for(i = 0; i < sizeof(r->in.new_password->hash); i++)
|
|
DEBUG(100,("%02X ", r->in.new_password->hash[i]));
|
|
DEBUG(100,("\n"));
|
|
|
|
status = netr_find_machine_account(p->mem_ctx,
|
|
creds->account_name,
|
|
&sampass);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
status = netr_set_machine_account_password(sampass,
|
|
sampass,
|
|
NULL,
|
|
r->in.new_password,
|
|
NULL);
|
|
TALLOC_FREE(sampass);
|
|
return status;
|
|
}
|
|
|
|
/****************************************************************
|
|
_netr_ServerPasswordSet2
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_ServerPasswordSet2(pipes_struct *p,
|
|
struct netr_ServerPasswordSet2 *r)
|
|
{
|
|
NTSTATUS status;
|
|
struct netlogon_creds_CredentialState *creds;
|
|
struct samu *sampass;
|
|
DATA_BLOB plaintext;
|
|
struct samr_CryptPassword password_buf;
|
|
struct samr_Password nt_hash;
|
|
|
|
become_root();
|
|
status = netr_creds_server_step_check(p, p->mem_ctx,
|
|
r->in.computer_name,
|
|
r->in.credential,
|
|
r->out.return_authenticator,
|
|
&creds);
|
|
unbecome_root();
|
|
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
DEBUG(2,("_netr_ServerPasswordSet2: netlogon_creds_server_step "
|
|
"failed. Rejecting auth request from client %s machine account %s\n",
|
|
r->in.computer_name, creds->computer_name));
|
|
TALLOC_FREE(creds);
|
|
return status;
|
|
}
|
|
|
|
memcpy(password_buf.data, r->in.new_password->data, 512);
|
|
SIVAL(password_buf.data, 512, r->in.new_password->length);
|
|
netlogon_creds_arcfour_crypt(creds, password_buf.data, 516);
|
|
|
|
if (!extract_pw_from_buffer(p->mem_ctx, password_buf.data, &plaintext)) {
|
|
return NT_STATUS_WRONG_PASSWORD;
|
|
}
|
|
|
|
mdfour(nt_hash.hash, plaintext.data, plaintext.length);
|
|
|
|
status = netr_find_machine_account(p->mem_ctx,
|
|
creds->account_name,
|
|
&sampass);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
status = netr_set_machine_account_password(sampass,
|
|
sampass,
|
|
NULL,
|
|
&nt_hash,
|
|
NULL);
|
|
TALLOC_FREE(sampass);
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_LogonSamLogoff
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_LogonSamLogoff(pipes_struct *p,
|
|
struct netr_LogonSamLogoff *r)
|
|
{
|
|
NTSTATUS status;
|
|
struct netlogon_creds_CredentialState *creds;
|
|
|
|
become_root();
|
|
status = netr_creds_server_step_check(p, p->mem_ctx,
|
|
r->in.computer_name,
|
|
r->in.credential,
|
|
r->out.return_authenticator,
|
|
&creds);
|
|
unbecome_root();
|
|
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_LogonSamLogon_base
|
|
*************************************************************************/
|
|
|
|
static NTSTATUS _netr_LogonSamLogon_base(pipes_struct *p,
|
|
struct netr_LogonSamLogonEx *r,
|
|
struct netlogon_creds_CredentialState *creds)
|
|
{
|
|
NTSTATUS status = NT_STATUS_OK;
|
|
union netr_LogonLevel *logon = r->in.logon;
|
|
const char *nt_username, *nt_domain, *nt_workstation;
|
|
auth_usersupplied_info *user_info = NULL;
|
|
auth_serversupplied_info *server_info = NULL;
|
|
struct auth_context *auth_context = NULL;
|
|
uint8_t pipe_session_key[16];
|
|
bool process_creds = true;
|
|
const char *fn;
|
|
|
|
switch (p->hdr_req.opnum) {
|
|
case NDR_NETR_LOGONSAMLOGON:
|
|
process_creds = true;
|
|
fn = "_netr_LogonSamLogon";
|
|
break;
|
|
case NDR_NETR_LOGONSAMLOGONWITHFLAGS:
|
|
process_creds = true;
|
|
fn = "_netr_LogonSamLogonWithFlags";
|
|
break;
|
|
case NDR_NETR_LOGONSAMLOGONEX:
|
|
process_creds = false;
|
|
fn = "_netr_LogonSamLogonEx";
|
|
break;
|
|
default:
|
|
return NT_STATUS_INTERNAL_ERROR;
|
|
}
|
|
|
|
*r->out.authoritative = true; /* authoritative response */
|
|
|
|
switch (r->in.validation_level) {
|
|
case 2:
|
|
r->out.validation->sam2 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo2);
|
|
if (!r->out.validation->sam2) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
break;
|
|
case 3:
|
|
r->out.validation->sam3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo3);
|
|
if (!r->out.validation->sam3) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
break;
|
|
case 6:
|
|
r->out.validation->sam6 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo6);
|
|
if (!r->out.validation->sam6) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
break;
|
|
default:
|
|
DEBUG(0,("%s: bad validation_level value %d.\n",
|
|
fn, (int)r->in.validation_level));
|
|
return NT_STATUS_INVALID_INFO_CLASS;
|
|
}
|
|
|
|
switch (r->in.logon_level) {
|
|
case NetlogonInteractiveInformation:
|
|
case NetlogonServiceInformation:
|
|
case NetlogonInteractiveTransitiveInformation:
|
|
case NetlogonServiceTransitiveInformation:
|
|
nt_username = logon->password->identity_info.account_name.string;
|
|
nt_domain = logon->password->identity_info.domain_name.string;
|
|
nt_workstation = logon->password->identity_info.workstation.string;
|
|
|
|
DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
|
|
break;
|
|
case NetlogonNetworkInformation:
|
|
case NetlogonNetworkTransitiveInformation:
|
|
nt_username = logon->network->identity_info.account_name.string;
|
|
nt_domain = logon->network->identity_info.domain_name.string;
|
|
nt_workstation = logon->network->identity_info.workstation.string;
|
|
|
|
DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
|
|
break;
|
|
default:
|
|
DEBUG(2,("SAM Logon: unsupported switch value\n"));
|
|
return NT_STATUS_INVALID_INFO_CLASS;
|
|
} /* end switch */
|
|
|
|
DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username, nt_workstation, nt_domain));
|
|
fstrcpy(current_user_info.smb_name, nt_username);
|
|
sub_set_smb_name(nt_username);
|
|
|
|
DEBUG(5,("Attempting validation level %d for unmapped username %s.\n",
|
|
r->in.validation_level, nt_username));
|
|
|
|
status = NT_STATUS_OK;
|
|
|
|
switch (r->in.logon_level) {
|
|
case NetlogonNetworkInformation:
|
|
case NetlogonNetworkTransitiveInformation:
|
|
{
|
|
const char *wksname = nt_workstation;
|
|
|
|
status = make_auth_context_fixed(&auth_context,
|
|
logon->network->challenge);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
/* For a network logon, the workstation name comes in with two
|
|
* backslashes in the front. Strip them if they are there. */
|
|
|
|
if (*wksname == '\\') wksname++;
|
|
if (*wksname == '\\') wksname++;
|
|
|
|
/* Standard challenge/response authenticaion */
|
|
if (!make_user_info_netlogon_network(&user_info,
|
|
nt_username, nt_domain,
|
|
wksname,
|
|
logon->network->identity_info.parameter_control,
|
|
logon->network->lm.data,
|
|
logon->network->lm.length,
|
|
logon->network->nt.data,
|
|
logon->network->nt.length)) {
|
|
status = NT_STATUS_NO_MEMORY;
|
|
}
|
|
break;
|
|
}
|
|
case NetlogonInteractiveInformation:
|
|
case NetlogonServiceInformation:
|
|
case NetlogonInteractiveTransitiveInformation:
|
|
case NetlogonServiceTransitiveInformation:
|
|
|
|
/* 'Interactive' authentication, supplies the password in its
|
|
MD4 form, encrypted with the session key. We will convert
|
|
this to challenge/response for the auth subsystem to chew
|
|
on */
|
|
{
|
|
uint8_t chal[8];
|
|
|
|
if (!NT_STATUS_IS_OK(status = make_auth_context_subsystem(&auth_context))) {
|
|
return status;
|
|
}
|
|
|
|
auth_context->get_ntlm_challenge(auth_context, chal);
|
|
|
|
if (!make_user_info_netlogon_interactive(&user_info,
|
|
nt_username, nt_domain,
|
|
nt_workstation,
|
|
logon->password->identity_info.parameter_control,
|
|
chal,
|
|
logon->password->lmpassword.hash,
|
|
logon->password->ntpassword.hash,
|
|
creds->session_key)) {
|
|
status = NT_STATUS_NO_MEMORY;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
DEBUG(2,("SAM Logon: unsupported switch value\n"));
|
|
return NT_STATUS_INVALID_INFO_CLASS;
|
|
} /* end switch */
|
|
|
|
if ( NT_STATUS_IS_OK(status) ) {
|
|
status = auth_context->check_ntlm_password(auth_context,
|
|
user_info, &server_info);
|
|
}
|
|
|
|
(auth_context->free)(&auth_context);
|
|
free_user_info(&user_info);
|
|
|
|
DEBUG(5,("%s: check_password returned status %s\n",
|
|
fn, nt_errstr(status)));
|
|
|
|
/* Check account and password */
|
|
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
/* If we don't know what this domain is, we need to
|
|
indicate that we are not authoritative. This
|
|
allows the client to decide if it needs to try
|
|
a local user. Fix by jpjanosi@us.ibm.com, #2976 */
|
|
if ( NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)
|
|
&& !strequal(nt_domain, get_global_sam_name())
|
|
&& !is_trusted_domain(nt_domain) )
|
|
*r->out.authoritative = false; /* We are not authoritative */
|
|
|
|
TALLOC_FREE(server_info);
|
|
return status;
|
|
}
|
|
|
|
if (server_info->guest) {
|
|
/* We don't like guest domain logons... */
|
|
DEBUG(5,("%s: Attempted domain logon as GUEST "
|
|
"denied.\n", fn));
|
|
TALLOC_FREE(server_info);
|
|
return NT_STATUS_LOGON_FAILURE;
|
|
}
|
|
|
|
/* This is the point at which, if the login was successful, that
|
|
the SAM Local Security Authority should record that the user is
|
|
logged in to the domain. */
|
|
|
|
if (process_creds) {
|
|
/* Get the pipe session key from the creds. */
|
|
memcpy(pipe_session_key, creds->session_key, 16);
|
|
} else {
|
|
/* Get the pipe session key from the schannel. */
|
|
if ((p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL)
|
|
|| (p->auth.a_u.schannel_auth == NULL)) {
|
|
return NT_STATUS_INVALID_HANDLE;
|
|
}
|
|
memcpy(pipe_session_key, p->auth.a_u.schannel_auth->creds->session_key, 16);
|
|
}
|
|
|
|
switch (r->in.validation_level) {
|
|
case 2:
|
|
status = serverinfo_to_SamInfo2(server_info, pipe_session_key, 16,
|
|
r->out.validation->sam2);
|
|
break;
|
|
case 3:
|
|
status = serverinfo_to_SamInfo3(server_info, pipe_session_key, 16,
|
|
r->out.validation->sam3);
|
|
break;
|
|
case 6:
|
|
status = serverinfo_to_SamInfo6(server_info, pipe_session_key, 16,
|
|
r->out.validation->sam6);
|
|
break;
|
|
}
|
|
|
|
TALLOC_FREE(server_info);
|
|
|
|
return status;
|
|
}
|
|
|
|
/****************************************************************
|
|
_netr_LogonSamLogonWithFlags
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_LogonSamLogonWithFlags(pipes_struct *p,
|
|
struct netr_LogonSamLogonWithFlags *r)
|
|
{
|
|
NTSTATUS status;
|
|
struct netlogon_creds_CredentialState *creds;
|
|
struct netr_LogonSamLogonEx r2;
|
|
struct netr_Authenticator return_authenticator;
|
|
|
|
become_root();
|
|
status = netr_creds_server_step_check(p, p->mem_ctx,
|
|
r->in.computer_name,
|
|
r->in.credential,
|
|
&return_authenticator,
|
|
&creds);
|
|
unbecome_root();
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
r2.in.server_name = r->in.server_name;
|
|
r2.in.computer_name = r->in.computer_name;
|
|
r2.in.logon_level = r->in.logon_level;
|
|
r2.in.logon = r->in.logon;
|
|
r2.in.validation_level = r->in.validation_level;
|
|
r2.in.flags = r->in.flags;
|
|
r2.out.validation = r->out.validation;
|
|
r2.out.authoritative = r->out.authoritative;
|
|
r2.out.flags = r->out.flags;
|
|
|
|
status = _netr_LogonSamLogon_base(p, &r2, creds);
|
|
|
|
*r->out.return_authenticator = return_authenticator;
|
|
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_LogonSamLogon
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_LogonSamLogon(pipes_struct *p,
|
|
struct netr_LogonSamLogon *r)
|
|
{
|
|
NTSTATUS status;
|
|
struct netr_LogonSamLogonWithFlags r2;
|
|
uint32_t flags = 0;
|
|
|
|
r2.in.server_name = r->in.server_name;
|
|
r2.in.computer_name = r->in.computer_name;
|
|
r2.in.credential = r->in.credential;
|
|
r2.in.logon_level = r->in.logon_level;
|
|
r2.in.logon = r->in.logon;
|
|
r2.in.validation_level = r->in.validation_level;
|
|
r2.in.return_authenticator = r->in.return_authenticator;
|
|
r2.in.flags = &flags;
|
|
r2.out.validation = r->out.validation;
|
|
r2.out.authoritative = r->out.authoritative;
|
|
r2.out.flags = &flags;
|
|
r2.out.return_authenticator = r->out.return_authenticator;
|
|
|
|
status = _netr_LogonSamLogonWithFlags(p, &r2);
|
|
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_netr_LogonSamLogonEx
|
|
- no credential chaining. Map into net sam logon.
|
|
*************************************************************************/
|
|
|
|
NTSTATUS _netr_LogonSamLogonEx(pipes_struct *p,
|
|
struct netr_LogonSamLogonEx *r)
|
|
{
|
|
NTSTATUS status;
|
|
struct netlogon_creds_CredentialState *creds = NULL;
|
|
|
|
become_root();
|
|
status = schannel_fetch_session_key(p->mem_ctx, r->in.computer_name, &creds);
|
|
unbecome_root();
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return status;
|
|
}
|
|
|
|
/* Only allow this if the pipe is protected. */
|
|
if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
|
|
DEBUG(0,("_netr_LogonSamLogonEx: client %s not using schannel for netlogon\n",
|
|
get_remote_machine_name() ));
|
|
return NT_STATUS_INVALID_PARAMETER;
|
|
}
|
|
|
|
status = _netr_LogonSamLogon_base(p, r, creds);
|
|
TALLOC_FREE(creds);
|
|
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
_ds_enum_dom_trusts
|
|
*************************************************************************/
|
|
#if 0 /* JERRY -- not correct */
|
|
NTSTATUS _ds_enum_dom_trusts(pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
|
|
DS_R_ENUM_DOM_TRUSTS *r_u)
|
|
{
|
|
NTSTATUS status = NT_STATUS_OK;
|
|
|
|
/* TODO: According to MSDN, the can only be executed against a
|
|
DC or domain member running Windows 2000 or later. Need
|
|
to test against a standalone 2k server and see what it
|
|
does. A windows 2000 DC includes its own domain in the
|
|
list. --jerry */
|
|
|
|
return status;
|
|
}
|
|
#endif /* JERRY */
|
|
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_LogonUasLogon(pipes_struct *p,
|
|
struct netr_LogonUasLogon *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_LogonUasLogoff(pipes_struct *p,
|
|
struct netr_LogonUasLogoff *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_DatabaseDeltas(pipes_struct *p,
|
|
struct netr_DatabaseDeltas *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_DatabaseSync(pipes_struct *p,
|
|
struct netr_DatabaseSync *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_AccountDeltas(pipes_struct *p,
|
|
struct netr_AccountDeltas *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_AccountSync(pipes_struct *p,
|
|
struct netr_AccountSync *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
static bool wb_getdcname(TALLOC_CTX *mem_ctx,
|
|
const char *domain,
|
|
const char **dcname,
|
|
uint32_t flags,
|
|
WERROR *werr)
|
|
{
|
|
wbcErr result;
|
|
struct wbcDomainControllerInfo *dc_info = NULL;
|
|
|
|
result = wbcLookupDomainController(domain,
|
|
flags,
|
|
&dc_info);
|
|
switch (result) {
|
|
case WBC_ERR_SUCCESS:
|
|
break;
|
|
case WBC_ERR_WINBIND_NOT_AVAILABLE:
|
|
return false;
|
|
case WBC_ERR_DOMAIN_NOT_FOUND:
|
|
*werr = WERR_NO_SUCH_DOMAIN;
|
|
return true;
|
|
default:
|
|
*werr = WERR_DOMAIN_CONTROLLER_NOT_FOUND;
|
|
return true;
|
|
}
|
|
|
|
*dcname = talloc_strdup(mem_ctx, dc_info->dc_name);
|
|
wbcFreeMemory(dc_info);
|
|
if (!*dcname) {
|
|
*werr = WERR_NOMEM;
|
|
return false;
|
|
}
|
|
|
|
*werr = WERR_OK;
|
|
|
|
return true;
|
|
}
|
|
|
|
/****************************************************************
|
|
_netr_GetDcName
|
|
****************************************************************/
|
|
|
|
WERROR _netr_GetDcName(pipes_struct *p,
|
|
struct netr_GetDcName *r)
|
|
{
|
|
NTSTATUS status;
|
|
WERROR werr;
|
|
uint32_t flags;
|
|
struct netr_DsRGetDCNameInfo *info;
|
|
bool ret;
|
|
|
|
ret = wb_getdcname(p->mem_ctx,
|
|
r->in.domainname,
|
|
r->out.dcname,
|
|
WBC_LOOKUP_DC_IS_FLAT_NAME |
|
|
WBC_LOOKUP_DC_RETURN_FLAT_NAME |
|
|
WBC_LOOKUP_DC_PDC_REQUIRED,
|
|
&werr);
|
|
if (ret == true) {
|
|
return werr;
|
|
}
|
|
|
|
flags = DS_PDC_REQUIRED | DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
|
|
|
|
status = dsgetdcname(p->mem_ctx,
|
|
smbd_messaging_context(),
|
|
r->in.domainname,
|
|
NULL,
|
|
NULL,
|
|
flags,
|
|
&info);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return ntstatus_to_werror(status);
|
|
}
|
|
|
|
*r->out.dcname = talloc_strdup(p->mem_ctx, info->dc_unc);
|
|
talloc_free(info);
|
|
if (!*r->out.dcname) {
|
|
return WERR_NOMEM;
|
|
}
|
|
|
|
return WERR_OK;
|
|
}
|
|
|
|
/****************************************************************
|
|
_netr_GetAnyDCName
|
|
****************************************************************/
|
|
|
|
WERROR _netr_GetAnyDCName(pipes_struct *p,
|
|
struct netr_GetAnyDCName *r)
|
|
{
|
|
NTSTATUS status;
|
|
WERROR werr;
|
|
uint32_t flags;
|
|
struct netr_DsRGetDCNameInfo *info;
|
|
bool ret;
|
|
|
|
ret = wb_getdcname(p->mem_ctx,
|
|
r->in.domainname,
|
|
r->out.dcname,
|
|
WBC_LOOKUP_DC_IS_FLAT_NAME |
|
|
WBC_LOOKUP_DC_RETURN_FLAT_NAME,
|
|
&werr);
|
|
if (ret == true) {
|
|
return werr;
|
|
}
|
|
|
|
flags = DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
|
|
|
|
status = dsgetdcname(p->mem_ctx,
|
|
smbd_messaging_context(),
|
|
r->in.domainname,
|
|
NULL,
|
|
NULL,
|
|
flags,
|
|
&info);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return ntstatus_to_werror(status);
|
|
}
|
|
|
|
*r->out.dcname = talloc_strdup(p->mem_ctx, info->dc_unc);
|
|
talloc_free(info);
|
|
if (!*r->out.dcname) {
|
|
return WERR_NOMEM;
|
|
}
|
|
|
|
return WERR_OK;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_DatabaseSync2(pipes_struct *p,
|
|
struct netr_DatabaseSync2 *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_DatabaseRedo(pipes_struct *p,
|
|
struct netr_DatabaseRedo *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsRGetDCName(pipes_struct *p,
|
|
struct netr_DsRGetDCName *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_LogonGetCapabilities(pipes_struct *p,
|
|
struct netr_LogonGetCapabilities *r)
|
|
{
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_NETRLOGONSETSERVICEBITS(pipes_struct *p,
|
|
struct netr_NETRLOGONSETSERVICEBITS *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_LogonGetTrustRid(pipes_struct *p,
|
|
struct netr_LogonGetTrustRid *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_NETRLOGONCOMPUTESERVERDIGEST(pipes_struct *p,
|
|
struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_NETRLOGONCOMPUTECLIENTDIGEST(pipes_struct *p,
|
|
struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsRGetDCNameEx(pipes_struct *p,
|
|
struct netr_DsRGetDCNameEx *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsRGetSiteName(pipes_struct *p,
|
|
struct netr_DsRGetSiteName *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_LogonGetDomainInfo(pipes_struct *p,
|
|
struct netr_LogonGetDomainInfo *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_ServerPasswordGet(pipes_struct *p,
|
|
struct netr_ServerPasswordGet *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_NETRLOGONSENDTOSAM(pipes_struct *p,
|
|
struct netr_NETRLOGONSENDTOSAM *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsRAddressToSitenamesW(pipes_struct *p,
|
|
struct netr_DsRAddressToSitenamesW *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsRGetDCNameEx2(pipes_struct *p,
|
|
struct netr_DsRGetDCNameEx2 *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(pipes_struct *p,
|
|
struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_NetrEnumerateTrustedDomainsEx(pipes_struct *p,
|
|
struct netr_NetrEnumerateTrustedDomainsEx *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsRAddressToSitenamesExW(pipes_struct *p,
|
|
struct netr_DsRAddressToSitenamesExW *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsrGetDcSiteCoverageW(pipes_struct *p,
|
|
struct netr_DsrGetDcSiteCoverageW *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsrEnumerateDomainTrusts(pipes_struct *p,
|
|
struct netr_DsrEnumerateDomainTrusts *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsrDeregisterDNSHostRecords(pipes_struct *p,
|
|
struct netr_DsrDeregisterDNSHostRecords *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_ServerTrustPasswordsGet(pipes_struct *p,
|
|
struct netr_ServerTrustPasswordsGet *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_DsRGetForestTrustInformation(pipes_struct *p,
|
|
struct netr_DsRGetForestTrustInformation *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
WERROR _netr_GetForestTrustInformation(pipes_struct *p,
|
|
struct netr_GetForestTrustInformation *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return WERR_NOT_SUPPORTED;
|
|
}
|
|
|
|
/****************************************************************
|
|
****************************************************************/
|
|
|
|
NTSTATUS _netr_ServerGetTrustInfo(pipes_struct *p,
|
|
struct netr_ServerGetTrustInfo *r)
|
|
{
|
|
p->rng_fault_state = true;
|
|
return NT_STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|