diff options
Diffstat (limited to 'source/rpc_client/cli_netlogon.c')
| -rw-r--r-- | source/rpc_client/cli_netlogon.c | 1129 |
1 files changed, 453 insertions, 676 deletions
diff --git a/source/rpc_client/cli_netlogon.c b/source/rpc_client/cli_netlogon.c index eaee3c26e7c..df77080425a 100644 --- a/source/rpc_client/cli_netlogon.c +++ b/source/rpc_client/cli_netlogon.c @@ -1,764 +1,541 @@ /* - Unix SMB/CIFS implementation. - NT Domain Authentication SMB / MSRPC client - Copyright (C) Andrew Tridgell 1992-2000 - Copyright (C) Luke Kenneth Casson Leighton 1996-2000 - Copyright (C) Tim Potter 2001 - Copyright (C) Paul Ashton 1997. - Copyright (C) Jeremy Allison 1998. - Copyright (C) Andrew Bartlett 2001. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ + * Unix SMB/Netbios implementation. + * Version 1.9. + * RPC Pipe client / server routines + * Copyright (C) Andrew Tridgell 1992-1997, + * Copyright (C) Luke Kenneth Casson Leighton 1996-1997, + * Copyright (C) Paul Ashton 1997. + * Copyright (C) Jeremy Allison 1998. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + #include "includes.h" -/* LSA Request Challenge. Sends our challenge to server, then gets - server response. These are used to generate the credentials. */ +extern pstring global_myname; +extern fstring global_myworkgroup; + +/**************************************************************************** +Generate the next creds to use. +****************************************************************************/ -NTSTATUS cli_net_req_chal(struct cli_state *cli, DOM_CHAL *clnt_chal, - DOM_CHAL *srv_chal) +static void gen_next_creds( struct cli_state *cli, DOM_CRED *new_clnt_cred) { - prs_struct qbuf, rbuf; - NET_Q_REQ_CHAL q; - NET_R_REQ_CHAL r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - extern pstring global_myname; - - prs_init(&qbuf, MAX_PDU_FRAG_LEN, cli->mem_ctx, MARSHALL); - prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); - - /* create and send a MSRPC command with api NET_REQCHAL */ - - DEBUG(4,("cli_net_req_chal: LSA Request Challenge from %s to %s: %s\n", - global_myname, cli->desthost, credstr(clnt_chal->data))); - - /* store the parameters */ - init_q_req_chal(&q, cli->srv_name_slash, global_myname, clnt_chal); - - /* Marshall data and send request */ - - if (!net_io_q_req_chal("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_REQCHAL, &qbuf, &rbuf)) { - goto done; - } - - /* Unmarhall response */ - - if (!net_io_r_req_chal("", &r, &rbuf, 0)) { - goto done; - } - - result = r.status; - - /* Return result */ - - if (NT_STATUS_IS_OK(result)) { - memcpy(srv_chal, r.srv_chal.data, sizeof(srv_chal->data)); - } - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; + /* + * Create the new client credentials. + */ + + cli->clnt_cred.timestamp.time = time(NULL); + + memcpy(new_clnt_cred, &cli->clnt_cred, sizeof(*new_clnt_cred)); + + /* Calculate the new credentials. */ + cred_create(cli->sess_key, &(cli->clnt_cred.challenge), + new_clnt_cred->timestamp, &(new_clnt_cred->challenge)); + } +#if UNUSED_CODE /**************************************************************************** -LSA Authenticate 2 - -Send the client credential, receive back a server credential. -Ensure that the server credential returned matches the session key -encrypt of the server challenge originally received. JRA. +do a LSA Logon Control2 ****************************************************************************/ - -NTSTATUS cli_net_auth2(struct cli_state *cli, - uint16 sec_chan, - uint32 neg_flags, DOM_CHAL *srv_chal) +BOOL cli_net_logon_ctrl2(struct cli_state *cli, NTSTATUS status_level) { - prs_struct qbuf, rbuf; - NET_Q_AUTH_2 q; - NET_R_AUTH_2 r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - extern pstring global_myname; - - prs_init(&qbuf, MAX_PDU_FRAG_LEN, cli->mem_ctx, MARSHALL); - prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); - - /* create and send a MSRPC command with api NET_AUTH2 */ - - DEBUG(4,("cli_net_auth2: srv:%s acct:%s sc:%x mc: %s chal %s neg: %x\n", - cli->srv_name_slash, cli->mach_acct, sec_chan, global_myname, - credstr(cli->clnt_cred.challenge.data), neg_flags)); - - /* store the parameters */ - init_q_auth_2(&q, cli->srv_name_slash, cli->mach_acct, - sec_chan, global_myname, &cli->clnt_cred.challenge, - neg_flags); - - /* turn parameters into data stream */ - - if (!net_io_q_auth_2("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_AUTH2, &qbuf, &rbuf)) { - goto done; - } - - /* Unmarshall response */ - - if (!net_io_r_auth_2("", &r, &rbuf, 0)) { - goto done; - } - - result = r.status; - - if (NT_STATUS_IS_OK(result)) { - UTIME zerotime; - - /* - * Check the returned value using the initial - * server received challenge. - */ - - zerotime.time = 0; - if (cred_assert( &r.srv_chal, cli->sess_key, srv_chal, - zerotime) == 0) { - - /* - * Server replied with bad credential. Fail. - */ - DEBUG(0,("cli_net_auth2: server %s replied with bad credential (bad machine \ -password ?).\n", cli->desthost )); - result = NT_STATUS_ACCESS_DENIED; - goto done; - } - } - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; + prs_struct rbuf; + prs_struct buf; + NET_Q_LOGON_CTRL2 q_l; + BOOL ok = False; + + prs_init(&buf , 1024, cli->mem_ctx, MARSHALL); + prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); + + /* create and send a MSRPC command with api NET_LOGON_CTRL2 */ + + DEBUG(4,("do_net_logon_ctrl2 from %s status level:%x\n", + global_myname, status_level)); + + /* store the parameters */ + init_q_logon_ctrl2(&q_l, unix_to_dos_static(cli->srv_name_slash), + status_level); + + /* turn parameters into data stream */ + if(!net_io_q_logon_ctrl2("", &q_l, &buf, 0)) { + DEBUG(0,("cli_net_logon_ctrl2: Error : failed to marshall NET_Q_LOGON_CTRL2 struct.\n")); + prs_mem_free(&buf); + prs_mem_free(&rbuf); + return False; + } + + /* send the data on \PIPE\ */ + if (rpc_api_pipe_req(cli, NET_LOGON_CTRL2, &buf, &rbuf)) + { + NET_R_LOGON_CTRL2 r_l; + + /* + * Unmarshall the return buffer. + */ + ok = net_io_r_logon_ctrl2("", &r_l, &rbuf, 0); + + if (ok && r_l.status != 0) + { + /* report error code */ + DEBUG(0,("do_net_logon_ctrl2: Error %s\n", get_nt_error_msg(r_l.status))); + cli->nt_error = r_l.status; + ok = False; + } + } + + prs_mem_free(&buf); + prs_mem_free(&rbuf); + + return ok; } +#endif /**************************************************************************** -LSA Authenticate 3 +LSA Authenticate 2 Send the client credential, receive back a server credential. Ensure that the server credential returned matches the session key encrypt of the server challenge originally received. JRA. ****************************************************************************/ -NTSTATUS cli_net_auth3(struct cli_state *cli, - uint16 sec_chan, - uint32 *neg_flags, DOM_CHAL *srv_chal) +NTSTATUS cli_net_auth2(struct cli_state *cli, uint16 sec_chan, + uint32 neg_flags, DOM_CHAL *srv_chal) { - prs_struct qbuf, rbuf; - NET_Q_AUTH_3 q; - NET_R_AUTH_3 r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - extern pstring global_myname; - - prs_init(&qbuf, MAX_PDU_FRAG_LEN, cli->mem_ctx, MARSHALL); - prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); - - /* create and send a MSRPC command with api NET_AUTH2 */ - - DEBUG(4,("cli_net_auth3: srv:%s acct:%s sc:%x mc: %s chal %s neg: %x\n", - cli->srv_name_slash, cli->mach_acct, sec_chan, global_myname, - credstr(cli->clnt_cred.challenge.data), *neg_flags)); - - /* store the parameters */ - init_q_auth_3(&q, cli->srv_name_slash, cli->mach_acct, - sec_chan, global_myname, &cli->clnt_cred.challenge, - *neg_flags); - - /* turn parameters into data stream */ - - if (!net_io_q_auth_3("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_AUTH3, &qbuf, &rbuf)) { - goto done; - } - - /* Unmarshall response */ - - if (!net_io_r_auth_3("", &r, &rbuf, 0)) { - goto done; - } - - result = r.status; - *neg_flags = r.srv_flgs.neg_flags; - - if (NT_STATUS_IS_OK(result)) { - UTIME zerotime; - - /* - * Check the returned value using the initial - * server received challenge. - */ - - zerotime.time = 0; - if (cred_assert( &r.srv_chal, cli->sess_key, srv_chal, - zerotime) == 0) { - - /* - * Server replied with bad credential. Fail. - */ - DEBUG(0,("cli_net_auth3: server %s replied with bad credential (bad machine \ + prs_struct rbuf; + prs_struct buf; + NET_Q_AUTH_2 q_a; + BOOL ok = False; + NTSTATUS result = NT_STATUS_UNSUCCESSFUL; + + prs_init(&buf , 1024, cli->mem_ctx, MARSHALL); + prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); + + /* create and send a MSRPC command with api NET_AUTH2 */ + + DEBUG(4,("cli_net_auth2: srv:%s acct:%s sc:%x mc: %s chal %s neg: %x\n", + cli->srv_name_slash, cli->mach_acct, sec_chan, global_myname, + credstr(cli->clnt_cred.challenge.data), neg_flags)); + + /* store the parameters */ + init_q_auth_2(&q_a, unix_to_dos_static(cli->srv_name_slash), cli->mach_acct, + sec_chan, global_myname, &cli->clnt_cred.challenge, neg_flags); + + /* turn parameters into data stream */ + if(!net_io_q_auth_2("", &q_a, &buf, 0)) { + DEBUG(0,("cli_net_auth2: Error : failed to marshall NET_Q_AUTH_2 struct.\n")); + prs_mem_free(&buf); + prs_mem_free(&rbuf); + return result; + } + + /* send the data on \PIPE\ */ + if (rpc_api_pipe_req(cli, NET_AUTH2, &buf, &rbuf)) + { + NET_R_AUTH_2 r_a; + + ok = net_io_r_auth_2("", &r_a, &rbuf, 0); + result = r_a.status; + + if (ok && !NT_STATUS_IS_OK(result)) + { + /* report error code */ + DEBUG(0,("cli_net_auth2: Error %s\n", get_nt_error_msg(result))); + ok = False; + } + + if (ok) + { + /* + * Check the returned value using the initial + * server received challenge. + */ + UTIME zerotime; + + zerotime.time = 0; + if(cred_assert( &r_a.srv_chal, cli->sess_key, srv_chal, zerotime) == 0) { + /* + * Server replied with bad credential. Fail. + */ + DEBUG(0,("cli_net_auth2: server %s replied with bad credential (bad machine \ password ?).\n", cli->desthost )); - result = NT_STATUS_ACCESS_DENIED; - goto done; - } - } - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; + ok = False; + } + } + +#if 0 + /* + * Try commenting this out to see if this makes the connect + * work for a NT 3.51 PDC. JRA. + */ + + if (ok && r_a.srv_flgs.neg_flags != q_a.clnt_flgs.neg_flags) + { + /* report different neg_flags */ + DEBUG(0,("cli_net_auth2: error neg_flags (q,r) differ - (%x,%x)\n", + q_a.clnt_flgs.neg_flags, r_a.srv_flgs.neg_flags)); + ok = False; + } +#endif + + } + + prs_mem_free(&buf); + prs_mem_free(&rbuf); + + return result; } -/* Return the secure channel type depending on the server role. */ +/**************************************************************************** +LSA Request Challenge. Sends our challenge to server, then gets +server response. These are used to generate the credentials. +****************************************************************************/ -uint16 get_sec_chan(void) +BOOL cli_net_req_chal(struct cli_state *cli, DOM_CHAL *clnt_chal, DOM_CHAL *srv_chal) { - uint16 sec_chan = SEC_CHAN_WKSTA; - - switch (lp_server_role()) { - case ROLE_DOMAIN_PDC: - sec_chan = SEC_CHAN_DOMAIN; - break; - case ROLE_DOMAIN_BDC: - sec_chan = SEC_CHAN_BDC; - break; - } - - return sec_chan; + prs_struct rbuf; + prs_struct buf; + NET_Q_REQ_CHAL q_c; + BOOL valid_chal = False; + + prs_init(&buf , 1024, cli->mem_ctx, MARSHALL); + prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); + + /* create and send a MSRPC command with api NET_REQCHAL */ + + DEBUG(4,("cli_net_req_chal: LSA Request Challenge from %s to %s: %s\n", + cli->desthost, global_myname, credstr(clnt_chal->data))); + + /* store the parameters */ + init_q_req_chal(&q_c, unix_to_dos_static(cli->srv_name_slash), + global_myname, clnt_chal); + + /* turn parameters into data stream */ + if(!net_io_q_req_chal("", &q_c, &buf, 0)) { + DEBUG(0,("cli_net_req_chal: Error : failed to marshall NET_Q_REQ_CHAL struct.\n")); + prs_mem_free(&buf); + prs_mem_free(&rbuf); + return False; + } + + /* send the data on \PIPE\ */ + if (rpc_api_pipe_req(cli, NET_REQCHAL, &buf, &rbuf)) + { + NET_R_REQ_CHAL r_c; + BOOL ok; + + ok = net_io_r_req_chal("", &r_c, &rbuf, 0); + + if (ok && !NT_STATUS_IS_OK(r_c.status)) + { + /* report error code */ + DEBUG(0,("cli_net_req_chal: Error %s\n", get_nt_error_msg(r_c.status))); + ok = False; + } + + if (ok) + { + /* ok, at last: we're happy. return the challenge */ + memcpy(srv_chal, r_c.srv_chal.data, sizeof(srv_chal->data)); + valid_chal = True; + } + } + + prs_mem_free(&buf); + prs_mem_free(&rbuf); + + return valid_chal; } -/* Initialize domain session credentials */ +/*************************************************************************** +LSA Server Password Set. +****************************************************************************/ -NTSTATUS cli_nt_setup_creds(struct cli_state *cli, - uint16 sec_chan, - const unsigned char mach_pwd[16], uint32 *neg_flags, int level) +BOOL cli_net_srv_pwset(struct cli_state *cli, uint8 hashed_mach_pwd[16]) { - DOM_CHAL clnt_chal; - DOM_CHAL srv_chal; - UTIME zerotime; - NTSTATUS result; - - /******************* Request Challenge ********************/ - - generate_random_buffer(clnt_chal.data, 8, False); - - /* send a client challenge; receive a server challenge */ - result = cli_net_req_chal(cli, &clnt_chal, &srv_chal); - - if (!NT_STATUS_IS_OK(result)) { - DEBUG(0,("cli_nt_setup_creds: request challenge failed\n")); - return result; - } - - /**************** Long-term Session key **************/ - - /* calculate the session key */ - cred_session_key(&clnt_chal, &srv_chal, mach_pwd, - cli->sess_key); - memset((char *)cli->sess_key+8, '\0', 8); - - /******************* Authenticate 2/3 ********************/ - - /* calculate auth-2/3 credentials */ - zerotime.time = 0; - cred_create(cli->sess_key, &clnt_chal, zerotime, &cli->clnt_cred.challenge); - - /* - * Send client auth-2/3 challenge. - * Receive an auth-2/3 challenge response and check it. - */ - switch (level) { - case 2: - result = cli_net_auth2(cli, sec_chan, *neg_flags, &srv_chal); - break; - case 3: - result = cli_net_auth3(cli, sec_chan, neg_flags, &srv_chal); - break; - default: - DEBUG(1,("cli_nt_setup_creds: unsupported auth level: %d\n", level)); - break; - } + prs_struct rbuf; + prs_struct buf; + DOM_CRED new_clnt_cred; + NET_Q_SRV_PWSET q_s; + BOOL ok = False; + uint16 sec_chan_type = 2; + + gen_next_creds( cli, &new_clnt_cred); + + prs_init(&buf , 1024, cli->mem_ctx, MARSHALL); + prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); + + /* create and send a MSRPC command with api NET_SRV_PWSET */ + + DEBUG(4,("cli_net_srv_pwset: srv:%s acct:%s sc: %d mc: %s clnt %s %x\n", + cli->srv_name_slash, cli->mach_acct, sec_chan_type, global_myname, + credstr(new_clnt_cred.challenge.data), new_clnt_cred.timestamp.time)); + + /* store the parameters */ + init_q_srv_pwset(&q_s, unix_to_dos_static(cli->srv_name_slash), + cli->mach_acct, sec_chan_type, global_myname, + &new_clnt_cred, (char *)hashed_mach_pwd); + + /* turn parameters into data stream */ + if(!net_io_q_srv_pwset("", &q_s, &buf, 0)) { + DEBUG(0,("cli_net_srv_pwset: Error : failed to marshall NET_Q_SRV_PWSET struct.\n")); + prs_mem_free(&buf); + prs_mem_free(&rbuf); + return False; + } + + /* send the data on \PIPE\ */ + if (rpc_api_pipe_req(cli, NET_SRVPWSET, &buf, &rbuf)) + { + NET_R_SRV_PWSET r_s; + + ok = net_io_r_srv_pwset("", &r_s, &rbuf, 0); + + if (ok && !NT_STATUS_IS_OK(r_s.status)) + { + /* report error code */ + DEBUG(0,("cli_net_srv_pwset: %s\n", get_nt_error_msg(r_s.status))); + ok = False; + } + + /* Update the credentials. */ + if (ok && !clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), &(r_s.srv_cred))) + { + /* + * Server replied with bad credential. Fail. + */ + DEBUG(0,("cli_net_srv_pwset: server %s replied with bad credential (bad machine \ +password ?).\n", cli->desthost )); + ok = False; + } + } - if (!NT_STATUS_IS_OK(result)) - DEBUG(1,("cli_nt_setup_creds: auth%d challenge failed %s\n", level, nt_errstr(result))); + prs_mem_free(&buf); + prs_mem_free(&rbuf); - return result; + return ok; } -/* Logon Control 2 */ +/*************************************************************************** + LSA SAM Logon internal - interactive or network. Does level 2 or 3 but always + returns level 3. +****************************************************************************/ -NTSTATUS cli_netlogon_logon_ctrl2(struct cli_state *cli, TALLOC_CTX *mem_ctx, - uint32 query_level) +static NTSTATUS cli_net_sam_logon_internal(struct cli_state *cli, NET_ID_INFO_CTR *ctr, + NET_USER_INFO_3 *user_info3, + uint16 validation_level) { - prs_struct qbuf, rbuf; - NET_Q_LOGON_CTRL2 q; - NET_R_LOGON_CTRL2 r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; + DOM_CRED new_clnt_cred; + DOM_CRED dummy_rtn_creds; + prs_struct rbuf; + prs_struct buf; + NET_Q_SAM_LOGON q_s; + NET_R_SAM_LOGON r_s; + NTSTATUS retval = NT_STATUS_OK; - ZERO_STRUCT(q); - ZERO_STRUCT(r); + gen_next_creds( cli, &new_clnt_cred); - /* Initialise parse structures */ + prs_init(&buf , 1024, cli->mem_ctx, MARSHALL); + prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); - prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL); - prs_init(&rbuf, 0, mem_ctx, UNMARSHALL); + /* create and send a MSRPC command with api NET_SAMLOGON */ - /* Initialise input parameters */ + DEBUG(4,("cli_net_sam_logon_internal: srv:%s mc:%s clnt %s %x ll: %d\n", + cli->srv_name_slash, global_myname, + credstr(new_clnt_cred.challenge.data), cli->clnt_cred.timestamp.time, + ctr->switch_value)); - init_net_q_logon_ctrl2(&q, cli->srv_name_slash, query_level); + memset(&dummy_rtn_creds, '\0', sizeof(dummy_rtn_creds)); + dummy_rtn_creds.timestamp.time = time(NULL); - /* Marshall data and send request */ + /* store the parameters */ + q_s.validation_level = validation_level; + init_sam_info(&q_s.sam_id, unix_to_dos_static(cli->srv_name_slash), + global_myname, &new_clnt_cred, &dummy_rtn_creds, + ctr->switch_value, ctr); - if (!net_io_q_logon_ctrl2("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_LOGON_CTRL2, &qbuf, &rbuf)) { - result = NT_STATUS_UNSUCCESSFUL; - goto done; + /* turn parameters into data stream */ + if(!net_io_q_sam_logon("", &q_s, &buf, 0)) { + DEBUG(0,("cli_net_sam_logon_internal: Error : failed to marshall NET_Q_SAM_LOGON struct.\n")); + retval = NT_STATUS_NO_MEMORY; + goto out; } - /* Unmarshall response */ - - if (!net_io_r_logon_ctrl2("", &r, &rbuf, 0)) { - result = NT_STATUS_UNSUCCESSFUL; - goto done; + /* send the data on \PIPE\ */ + if (!rpc_api_pipe_req(cli, NET_SAMLOGON, &buf, &rbuf)) { + DEBUG(0,("cli_net_sam_logon_internal: Error rpc_api_pipe_req failed.\n")); + retval = NT_STATUS_UNSUCCESSFUL; + goto out; } - result = r.status; + r_s.user = user_info3; - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; -} - -/**************************************************************************** -Generate the next creds to use. Yuck - this is a cut&paste from another -file. They should be combined at some stage. )-: -****************************************************************************/ + if(!net_io_r_sam_logon("", &r_s, &rbuf, 0)) { + DEBUG(0,("cli_net_sam_logon_internal: Error : failed to unmarshal NET_R_SAM_LOGON struct.\n")); + retval = NT_STATUS_NO_MEMORY; + goto out; + } + + retval = r_s.status; -static void gen_next_creds( struct cli_state *cli, DOM_CRED *new_clnt_cred) -{ /* - * Create the new client credentials. + * Don't treat NT_STATUS_INVALID_INFO_CLASS as an error - we will re-issue + * the call. */ - cli->clnt_cred.timestamp.time = time(NULL); - - memcpy(new_clnt_cred, &cli->clnt_cred, sizeof(*new_clnt_cred)); - - /* Calculate the new credentials. */ - cred_create(cli->sess_key, &(cli->clnt_cred.challenge), - new_clnt_cred->timestamp, &(new_clnt_cred->challenge)); -} - -/* Sam synchronisation */ - -NTSTATUS cli_netlogon_sam_sync(struct cli_state *cli, TALLOC_CTX *mem_ctx, DOM_CRED *ret_creds, - uint32 database_id, uint32 next_rid, uint32 *num_deltas, - SAM_DELTA_HDR **hdr_deltas, - SAM_DELTA_CTR **deltas) -{ - prs_struct qbuf, rbuf; - NET_Q_SAM_SYNC q; - NET_R_SAM_SYNC r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - DOM_CRED clnt_creds; - - ZERO_STRUCT(q); - ZERO_STRUCT(r); - - /* Initialise parse structures */ - - prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL); - prs_init(&rbuf, 0, mem_ctx, UNMARSHALL); - - /* Initialise input parameters */ - - gen_next_creds(cli, &clnt_creds); - - init_net_q_sam_sync(&q, cli->srv_name_slash, cli->clnt_name_slash + 2, - &clnt_creds, ret_creds, database_id, next_rid); - - /* Marshall data and send request */ - - if (!net_io_q_sam_sync("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_SAM_SYNC, &qbuf, &rbuf)) { - result = NT_STATUS_UNSUCCESSFUL; - goto done; - } - - /* Unmarshall response */ - - if (!net_io_r_sam_sync("", cli->sess_key, &r, &rbuf, 0)) { - result = NT_STATUS_UNSUCCESSFUL; - goto done; + if (NT_STATUS_V(retval) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) { + goto out; } - /* Return results */ + if (!NT_STATUS_IS_OK(retval)) { + /* report error code */ + DEBUG(0,("cli_net_sam_logon_internal: %s\n", get_nt_error_msg(r_s.status))); + goto out; + } + + /* Update the credentials. */ + if (!clnt_deal_with_creds(cli->sess_key, &cli->clnt_cred, &r_s.srv_creds)) { + /* + * Server replied with bad credential. Fail. + */ + DEBUG(0,("cli_net_sam_logon_internal: server %s replied with bad credential (bad machine \ +password ?).\n", cli->desthost )); + retval = NT_STATUS_WRONG_PASSWORD; + } - result = r.status; - *num_deltas = r.num_deltas2; - *hdr_deltas = r.hdr_deltas; - *deltas = r.deltas; + if (r_s.switch_value != validation_level) { + /* report different switch_value */ + DEBUG(0,("cli_net_sam_logon: switch_value of %x expected %x\n", (unsigned int)validation_level, + (unsigned int)r_s.switch_value)); + retval = NT_STATUS_INVALID_PARAMETER; + } - memcpy(ret_creds, &r.srv_creds, sizeof(*ret_creds)); + out: - done: - prs_mem_free(&qbuf); + prs_mem_free(&buf); prs_mem_free(&rbuf); - return result; + return retval; } -/* Sam synchronisation */ +/*************************************************************************** +LSA SAM Logon - interactive or network. +****************************************************************************/ -NTSTATUS cli_netlogon_sam_deltas(struct cli_state *cli, TALLOC_CTX *mem_ctx, - uint32 database_id, UINT64_S seqnum, - uint32 *num_deltas, - SAM_DELTA_HDR **hdr_deltas, - SAM_DELTA_CTR **deltas) +NTSTATUS cli_net_sam_logon(struct cli_state *cli, NET_ID_INFO_CTR *ctr, + NET_USER_INFO_3 *user_info3) { - prs_struct qbuf, rbuf; - NET_Q_SAM_DELTAS q; - NET_R_SAM_DELTAS r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - DOM_CRED clnt_creds; - - ZERO_STRUCT(q); - ZERO_STRUCT(r); - - /* Initialise parse structures */ + uint16 validation_level=3; + NTSTATUS result; - prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL); - prs_init(&rbuf, 0, mem_ctx, UNMARSHALL); + result = cli_net_sam_logon_internal(cli, ctr, user_info3, + validation_level); - /* Initialise input parameters */ + if (NT_STATUS_IS_OK(result)) { + DEBUG(10,("cli_net_sam_logon: Success \n")); + } else if (NT_STATUS_V(result) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) { + DEBUG(10,("cli_net_sam_logon: STATUS INVALID INFO CLASS \n")); - gen_next_creds(cli, &clnt_creds); + validation_level=2; - init_net_q_sam_deltas(&q, cli->srv_name_slash, - cli->clnt_name_slash + 2, &clnt_creds, - database_id, seqnum); + /* + * Since this is the second time we call this function, don't care + * for the error. If its error, return False. + */ - /* Marshall data and send request */ - - if (!net_io_q_sam_deltas("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_SAM_DELTAS, &qbuf, &rbuf)) { - result = NT_STATUS_UNSUCCESSFUL; - goto done; + result = cli_net_sam_logon_internal(cli, ctr, user_info3, + validation_level); } - /* Unmarshall response */ - - if (!net_io_r_sam_deltas("", cli->sess_key, &r, &rbuf, 0)) { - result = NT_STATUS_UNSUCCESSFUL; - goto done; - } - - /* Return results */ - - result = r.status; - *num_deltas = r.num_deltas2; - *hdr_deltas = r.hdr_deltas; - *deltas = r.deltas; - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - return result; } -/* Logon domain user */ - -NTSTATUS cli_netlogon_sam_logon(struct cli_state *cli, TALLOC_CTX *mem_ctx, - char *username, char *password, - int logon_type) -{ - prs_struct qbuf, rbuf; - NET_Q_SAM_LOGON q; - NET_R_SAM_LOGON r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - DOM_CRED clnt_creds, dummy_rtn_creds; - extern pstring global_myname; - NET_ID_INFO_CTR ctr; - NET_USER_INFO_3 user; - int validation_level = 3; - - ZERO_STRUCT(q); - ZERO_STRUCT(r); - - /* Initialise parse structures */ - - prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL); - prs_init(&rbuf, 0, mem_ctx, UNMARSHALL); - - /* Initialise input parameters */ - - gen_next_creds(cli, &clnt_creds); - - q.validation_level = validation_level; - - memset(&dummy_rtn_creds, '\0', sizeof(dummy_rtn_creds)); - dummy_rtn_creds.timestamp.time = time(NULL); - - ctr.switch_value = logon_type; - - switch (logon_type) { - case INTERACTIVE_LOGON_TYPE: { - unsigned char lm_owf_user_pwd[16], nt_owf_user_pwd[16]; - - nt_lm_owf_gen(password, nt_owf_user_pwd, lm_owf_user_pwd); - - init_id_info1(&ctr.auth.id1, lp_workgroup(), - 0, /* param_ctrl */ - 0xdead, 0xbeef, /* LUID? */ - username, cli->clnt_name_slash, - cli->sess_key, lm_owf_user_pwd, - nt_owf_user_pwd); - - break; - } - case NET_LOGON_TYPE: { - uint8 chal[8]; - unsigned char local_lm_response[24]; - unsigned char local_nt_response[24]; - - generate_random_buffer(chal, 8, False); - - SMBencrypt(password, chal, local_lm_response); - SMBNTencrypt(password, chal, local_nt_response); - - init_id_info2(&ctr.auth.id2, lp_workgroup(), - 0, /* param_ctrl */ - 0xdead, 0xbeef, /* LUID? */ - username, cli->clnt_name_slash, chal, - local_lm_response, 24, local_nt_response, 24); - break; - } - default: - DEBUG(0, ("switch value %d not supported\n", - ctr.switch_value)); - goto done; - } - - init_sam_info(&q.sam_id, cli->srv_name_slash, global_myname, - &clnt_creds, &dummy_rtn_creds, logon_type, - &ctr); - - /* Marshall data and send request */ - - if (!net_io_q_sam_logon("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_SAMLOGON, &qbuf, &rbuf)) { - goto done; - } - - /* Unmarshall response */ - - r.user = &user; - - if (!net_io_r_sam_logon("", &r, &rbuf, 0)) { - goto done; - } - - /* Return results */ - - result = r.status; - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; -} - - -/** - * Logon domain user with an 'network' SAM logon - * - * @param info3 Pointer to a NET_USER_INFO_3 already allocated by the caller. - **/ - -NTSTATUS cli_netlogon_sam_network_logon(struct cli_state *cli, TALLOC_CTX *mem_ctx, - const char *username, const char *domain, const char *workstation, - const uint8 chal[8], - DATA_BLOB lm_response, DATA_BLOB nt_response, - NET_USER_INFO_3 *info3) +/*************************************************************************** +LSA SAM Logoff. +This currently doesnt work correctly as the domain controller +returns NT_STATUS_INVALID_INFO_CLASS - we obviously need to +send a different info level. Right now though, I'm not sure +what that needs to be (I need to see one on the wire before +I can be sure). JRA. +****************************************************************************/ +BOOL cli_net_sam_logoff(struct cli_state *cli, NET_ID_INFO_CTR *ctr) { - prs_struct qbuf, rbuf; - NET_Q_SAM_LOGON q; - NET_R_SAM_LOGON r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - DOM_CRED clnt_creds, dummy_rtn_creds; - NET_ID_INFO_CTR ctr; - extern pstring global_myname; - int validation_level = 3; - char *workstation_name_slash; - - ZERO_STRUCT(q); - ZERO_STRUCT(r); + DOM_CRED new_clnt_cred; + DOM_CRED dummy_rtn_creds; + prs_struct rbuf; + prs_struct buf; + NET_Q_SAM_LOGOFF q_s; + BOOL ok = False; - workstation_name_slash = talloc_asprintf(mem_ctx, "\\\\%s", workstation); - - if (!workstation_name_slash) { - DEBUG(0, ("talloc_asprintf failed!\n")); - return NT_STATUS_NO_MEMORY; - } - - /* Initialise parse structures */ + gen_next_creds( cli, &new_clnt_cred); - prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL); - prs_init(&rbuf, 0, mem_ctx, UNMARSHALL); + prs_init(&buf , 1024, cli->mem_ctx, MARSHALL); + prs_init(&rbuf, 0, cli->mem_ctx, UNMARSHALL); - /* Initialise input parameters */ + /* create and send a MSRPC command with api NET_SAMLOGOFF */ - gen_next_creds(cli, &clnt_creds); + DEBUG(4,("cli_net_sam_logoff: srv:%s mc:%s clnt %s %x ll: %d\n", + cli->srv_name_slash, global_myname, + credstr(new_clnt_cred.challenge.data), new_clnt_cred.timestamp.time, + ctr->switch_value)); - q.validation_level = validation_level; + memset(&dummy_rtn_creds, '\0', sizeof(dummy_rtn_creds)); - memset(&dummy_rtn_creds, '\0', sizeof(dummy_rtn_creds)); - dummy_rtn_creds.timestamp.time = time(NULL); + init_sam_info(&q_s.sam_id, unix_to_dos_static(cli->srv_name_slash), + global_myname, &new_clnt_cred, &dummy_rtn_creds, + ctr->switch_value, ctr); - ctr.switch_value = NET_LOGON_TYPE; + /* turn parameters into data stream */ + if(!net_io_q_sam_logoff("", &q_s, &buf, 0)) { + DEBUG(0,("cli_net_sam_logoff: Error : failed to marshall NET_Q_SAM_LOGOFF struct.\n")); + prs_mem_free(&buf); + prs_mem_free(&rbuf); + return False; + } - init_id_info2(&ctr.auth.id2, domain, - 0, /* param_ctrl */ - 0xdead, 0xbeef, /* LUID? */ - username, workstation_name_slash, (const uchar*)chal, - lm_response.data, lm_response.length, nt_response.data, nt_response.length); - - init_sam_info(&q.sam_id, cli->srv_name_slash, global_myname, - &clnt_creds, &dummy_rtn_creds, NET_LOGON_TYPE, - &ctr); + /* send the data on \PIPE\ */ + if (rpc_api_pipe_req(cli, NET_SAMLOGOFF, &buf, &rbuf)) + { + NET_R_SAM_LOGOFF r_s; - /* Marshall data and send request */ - - if (!net_io_q_sam_logon("", &q, &qbuf, 0) || - !rpc_api_pipe_req(cli, NET_SAMLOGON, &qbuf, &rbuf)) { - goto done; - } - - /* Unmarshall response */ - - r.user = info3; - - if (!net_io_r_sam_logon("", &r, &rbuf, 0)) { - goto done; - } - - /* Return results */ - - result = r.status; - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; -} - -/*************************************************************************** -LSA Server Password Set. -****************************************************************************/ - -NTSTATUS cli_net_srv_pwset(struct cli_state *cli, TALLOC_CTX *mem_ctx, - char* machine_name, uint8 hashed_mach_pwd[16]) -{ - prs_struct rbuf; - prs_struct qbuf; - DOM_CRED new_clnt_cred; - NET_Q_SRV_PWSET q_s; - uint16 sec_chan_type = 2; - NTSTATUS nt_status; - char *mach_acct; - - gen_next_creds( cli, &new_clnt_cred); - - prs_init(&qbuf , 1024, mem_ctx, MARSHALL); - prs_init(&rbuf, 0, mem_ctx, UNMARSHALL); - - /* create and send a MSRPC command with api NET_SRV_PWSET */ - - mach_acct = talloc_asprintf(mem_ctx, "%s$", machine_name); - - if (!mach_acct) { - DEBUG(0,("talloc_asprintf failed!\n")); - nt_status = NT_STATUS_NO_MEMORY; - goto done; - } - - DEBUG(4,("cli_net_srv_pwset: srv:%s acct:%s sc: %d mc: %s clnt %s %x\n", - cli->srv_name_slash, mach_acct, sec_chan_type, machine_name, - credstr(new_clnt_cred.challenge.data), new_clnt_cred.timestamp.time)); - - /* store the parameters */ - init_q_srv_pwset(&q_s, cli->srv_name_slash, cli->sess_key, - mach_acct, sec_chan_type, machine_name, - &new_clnt_cred, (char *)hashed_mach_pwd); - - /* turn parameters into data stream */ - if(!net_io_q_srv_pwset("", &q_s, &qbuf, 0)) { - DEBUG(0,("cli_net_srv_pwset: Error : failed to marshall NET_Q_SRV_PWSET struct.\n")); - nt_status = NT_STATUS_UNSUCCESSFUL; - goto done; - } - - /* send the data on \PIPE\ */ - if (rpc_api_pipe_req(cli, NET_SRVPWSET, &qbuf, &rbuf)) - { - NET_R_SRV_PWSET r_s; - - if (!net_io_r_srv_pwset("", &r_s, &rbuf, 0)) { - nt_status = NT_STATUS_UNSUCCESSFUL; - goto done; - } + ok = net_io_r_sam_logoff("", &r_s, &rbuf, 0); - nt_status = r_s.status; - - if (!NT_STATUS_IS_OK(r_s.status)) - { - /* report error code */ - DEBUG(0,("cli_net_srv_pwset: %s\n", nt_errstr(nt_status))); - goto done; - } - - /* Update the credentials. */ - if (!clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), &(r_s.srv_cred))) - { - /* - * Server replied with bad credential. Fail. - */ - DEBUG(0,("cli_net_srv_pwset: server %s replied with bad credential (bad machine \ + if (ok && !NT_STATUS_IS_OK(r_s.status)) + { + /* report error code */ + DEBUG(0,("cli_net_sam_logoff: %s\n", get_nt_error_msg(r_s.status))); + ok = False; + } + + /* Update the credentials. */ + if (ok && !clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), &(r_s.srv_creds))) + { + /* + * Server replied with bad credential. Fail. + */ + DEBUG(0,("cli_net_sam_logoff: server %s replied with bad credential (bad machine \ password ?).\n", cli->desthost )); - nt_status = NT_STATUS_UNSUCCESSFUL; - } - } + ok = False; + } + } - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return nt_status; -} + prs_mem_free(&buf); + prs_mem_free(&rbuf); + return ok; +} |