diff options
Diffstat (limited to 'source4/rpc_client/cli_netlogon.c')
| -rw-r--r-- | source4/rpc_client/cli_netlogon.c | 759 |
1 files changed, 0 insertions, 759 deletions
diff --git a/source4/rpc_client/cli_netlogon.c b/source4/rpc_client/cli_netlogon.c deleted file mode 100644 index 18ffe07510..0000000000 --- a/source4/rpc_client/cli_netlogon.c +++ /dev/null @@ -1,759 +0,0 @@ -/* - 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. -*/ - -#include "includes.h" - -/* LSA Request Challenge. Sends our challenge to server, then gets - server response. These are used to generate the credentials. */ - -NTSTATUS cli_net_req_chal(struct cli_state *cli, DOM_CHAL *clnt_chal, - DOM_CHAL *srv_chal) -{ - prs_struct qbuf, rbuf; - NET_Q_REQ_CHAL q; - NET_R_REQ_CHAL r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - - 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", - lp_netbios_name(), cli->desthost, credstr(clnt_chal->data))); - - /* store the parameters */ - init_q_req_chal(&q, cli->srv_name_slash, lp_netbios_name(), 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; -} - -/**************************************************************************** -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_auth2(struct cli_state *cli, - uint16 sec_chan, - uint32 neg_flags, DOM_CHAL *srv_chal) -{ - prs_struct qbuf, rbuf; - NET_Q_AUTH_2 q; - NET_R_AUTH_2 r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - - 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, lp_netbios_name(), - 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, lp_netbios_name(), &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; -} - -/**************************************************************************** -LSA Authenticate 3 - -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) -{ - prs_struct qbuf, rbuf; - NET_Q_AUTH_3 q; - NET_R_AUTH_3 r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - - 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, lp_netbios_name(), - 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, lp_netbios_name(), &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 \ -password ?).\n", cli->desthost )); - result = NT_STATUS_ACCESS_DENIED; - goto done; - } - } - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; -} - -/* Return the secure channel type depending on the server role. */ - -uint16 get_sec_chan(void) -{ - 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; -} - -/* Initialize domain session credentials */ - -NTSTATUS cli_nt_setup_creds(struct cli_state *cli, - uint16 sec_chan, - const unsigned char mach_pwd[16], uint32 *neg_flags, int level) -{ - 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; - } - - if (!NT_STATUS_IS_OK(result)) - DEBUG(1,("cli_nt_setup_creds: auth%d challenge failed %s\n", level, nt_errstr(result))); - - return result; -} - -/* Logon Control 2 */ - -NTSTATUS cli_netlogon_logon_ctrl2(struct cli_state *cli, TALLOC_CTX *mem_ctx, - uint32 query_level) -{ - prs_struct qbuf, rbuf; - NET_Q_LOGON_CTRL2 q; - NET_R_LOGON_CTRL2 r; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - - 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 */ - - init_net_q_logon_ctrl2(&q, cli->srv_name_slash, query_level); - - /* Marshall data and send request */ - - 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; - } - - /* Unmarshall response */ - - if (!net_io_r_logon_ctrl2("", &r, &rbuf, 0)) { - result = NT_STATUS_UNSUCCESSFUL; - goto done; - } - - result = r.status; - - 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. )-: -****************************************************************************/ - -static void gen_next_creds( struct cli_state *cli, DOM_CRED *new_clnt_cred) -{ - /* - * 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)); -} - -/* 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; - } - - /* Return results */ - - result = r.status; - *num_deltas = r.num_deltas2; - *hdr_deltas = r.hdr_deltas; - *deltas = r.deltas; - - memcpy(ret_creds, &r.srv_creds, sizeof(*ret_creds)); - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return result; -} - -/* Sam synchronisation */ - -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) -{ - 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 */ - - 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_deltas(&q, cli->srv_name_slash, - cli->clnt_name_slash + 2, &clnt_creds, - database_id, seqnum); - - /* 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; - } - - /* 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, - const char *username, const 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; - 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, lp_netbios_name(), - &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) - -{ - 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; - int validation_level = 3; - char *workstation_name_slash; - - ZERO_STRUCT(q); - ZERO_STRUCT(r); - - 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 */ - - 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 = NET_LOGON_TYPE; - - 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, lp_netbios_name(), - &clnt_creds, &dummy_rtn_creds, NET_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 = 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, - const 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; - } - - 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 \ -password ?).\n", cli->desthost )); - nt_status = NT_STATUS_UNSUCCESSFUL; - } - } - - done: - prs_mem_free(&qbuf); - prs_mem_free(&rbuf); - - return nt_status; -} - |