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samba-mirror/source3/utils/net_domain.c

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r15701: change 'net ads leave' to disable the machine account in the domain (since removal implies greater permissions that Windows clients require) (This used to be commit ad1f947625612ef16adb69fc2cfeffc68a9a2e02)
2006-05-19 00:12:45 +04:00
/*
Samba Unix/Linux SMB client library
net ads commands
Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
Copyright (C) 2001 Remus Koos (remuskoos@yahoo.com)
Copyright (C) 2002 Jim McDonough (jmcd@us.ibm.com)
Copyright (C) 2006 Gerald (Jerry) Carter (jerry@samba.org)
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
r23779: Change from v2 or later to v3 or later. Jeremy. (This used to be commit 407e6e695b8366369b7c76af1ff76869b45347b3)
2007-07-09 23:25:36 +04:00
the Free Software Foundation; either version 3 of the License, or
r15701: change 'net ads leave' to disable the machine account in the domain (since removal implies greater permissions that Windows clients require) (This used to be commit ad1f947625612ef16adb69fc2cfeffc68a9a2e02)
2006-05-19 00:12:45 +04:00
(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"
#include "utils/net.h"
/* Macro for checking RPC error codes to make things more readable */
#define CHECK_RPC_ERR(rpc, msg) \
if (!NT_STATUS_IS_OK(result = rpc)) { \
DEBUG(0, (msg ": %s\n", nt_errstr(result))); \
goto done; \
}
#define CHECK_RPC_ERR_DEBUG(rpc, debug_args) \
if (!NT_STATUS_IS_OK(result = rpc)) { \
DEBUG(0, debug_args); \
goto done; \
}
/*******************************************************************
Leave an AD domain. Windows XP disables the machine account.
We'll try the same. The old code would do an LDAP delete.
That only worked using the machine creds because added the machine
with full control to the computer object's ACL.
*******************************************************************/
NTSTATUS netdom_leave_domain( TALLOC_CTX *mem_ctx, struct cli_state *cli,
DOM_SID *dom_sid )
{
struct rpc_pipe_client *pipe_hnd = NULL;
POLICY_HND sam_pol, domain_pol, user_pol;
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
char *acct_name;
uint32 flags = 0x3e8;
const char *const_acct_name;
uint32 user_rid;
uint32 num_rids, *name_types, *user_rids;
SAM_USERINFO_CTR ctr, *qctr = NULL;
SAM_USER_INFO_16 p16;
/* Open the domain */
if ( (pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SAMR, &status)) == NULL ) {
DEBUG(0, ("Error connecting to SAM pipe. Error was %s\n",
nt_errstr(status) ));
return status;
}
status = rpccli_samr_connect(pipe_hnd, mem_ctx,
SEC_RIGHTS_MAXIMUM_ALLOWED, &sam_pol);
if ( !NT_STATUS_IS_OK(status) )
return status;
status = rpccli_samr_open_domain(pipe_hnd, mem_ctx, &sam_pol,
SEC_RIGHTS_MAXIMUM_ALLOWED, dom_sid, &domain_pol);
if ( !NT_STATUS_IS_OK(status) )
return status;
/* Create domain user */
acct_name = talloc_asprintf(mem_ctx, "%s$", global_myname());
strlower_m(acct_name);
const_acct_name = acct_name;
status = rpccli_samr_lookup_names(pipe_hnd, mem_ctx,
&domain_pol, flags, 1, &const_acct_name,
&num_rids, &user_rids, &name_types);
if ( !NT_STATUS_IS_OK(status) )
return status;
if ( name_types[0] != SID_NAME_USER) {
DEBUG(0, ("%s is not a user account (type=%d)\n", acct_name, name_types[0]));
return NT_STATUS_INVALID_WORKSTATION;
}
user_rid = user_rids[0];
/* Open handle on user */
status = rpccli_samr_open_user(pipe_hnd, mem_ctx, &domain_pol,
SEC_RIGHTS_MAXIMUM_ALLOWED, user_rid, &user_pol);
if ( !NT_STATUS_IS_OK(status) ) {
goto done;
}
/* Get user info */
status = rpccli_samr_query_userinfo(pipe_hnd, mem_ctx, &user_pol, 16, &qctr);
if ( !NT_STATUS_IS_OK(status) ) {
rpccli_samr_close(pipe_hnd, mem_ctx, &user_pol);
goto done;
}
/* now disable and setuser info */
ZERO_STRUCT(ctr);
ctr.switch_value = 16;
ctr.info.id16 = &p16;
p16.acb_info = qctr->info.id16->acb_info | ACB_DISABLED;
status = rpccli_samr_set_userinfo2(pipe_hnd, mem_ctx, &user_pol, 16,
&cli->user_session_key, &ctr);
rpccli_samr_close(pipe_hnd, mem_ctx, &user_pol);
done:
rpccli_samr_close(pipe_hnd, mem_ctx, &domain_pol);
rpccli_samr_close(pipe_hnd, mem_ctx, &sam_pol);
cli_rpc_pipe_close(pipe_hnd); /* Done with this pipe */
return status;
}
/*******************************************************************
Store the machine password and domain SID
********************************************************************/
int netdom_store_machine_account( const char *domain, DOM_SID *sid, const char *pw )
{
if (!secrets_store_domain_sid(domain, sid)) {
DEBUG(1,("Failed to save domain sid\n"));
return -1;
}
r21831: Back out r21823 for a while, this is going into a bzr tree first. Volker (This used to be commit fd0ee6722ddfcb64b5cc9c699375524ae3d8709b)
2007-03-13 23:53:38 +03:00
if (!secrets_store_machine_password(pw, domain, SEC_CHAN_WKSTA)) {
r15701: change 'net ads leave' to disable the machine account in the domain (since removal implies greater permissions that Windows clients require) (This used to be commit ad1f947625612ef16adb69fc2cfeffc68a9a2e02)
2006-05-19 00:12:45 +04:00
DEBUG(1,("Failed to save machine password\n"));
return -1;
}
return 0;
}
/*******************************************************************
********************************************************************/
r19754: * When using a krb5 session setup, we don't fill in the server_name string the clis_state struct. So call saf_store() after we have the short domain name in the lsa_query_inof_policy code. * Remove unused server string in saf_delete() (This used to be commit 3eddae2f2080f8dafec883cb9ffa2e578c242607)
2006-11-17 02:48:46 +03:00
NTSTATUS netdom_get_domain_sid( TALLOC_CTX *mem_ctx, struct cli_state *cli,
char **domain, DOM_SID **sid )
r15701: change 'net ads leave' to disable the machine account in the domain (since removal implies greater permissions that Windows clients require) (This used to be commit ad1f947625612ef16adb69fc2cfeffc68a9a2e02)
2006-05-19 00:12:45 +04:00
{
struct rpc_pipe_client *pipe_hnd = NULL;
POLICY_HND lsa_pol;
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
if ( (pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_LSARPC, &status)) == NULL ) {
DEBUG(0, ("Error connecting to LSA pipe. Error was %s\n",
nt_errstr(status) ));
return status;
}
status = rpccli_lsa_open_policy(pipe_hnd, mem_ctx, True,
SEC_RIGHTS_MAXIMUM_ALLOWED, &lsa_pol);
if ( !NT_STATUS_IS_OK(status) )
return status;
status = rpccli_lsa_query_info_policy(pipe_hnd, mem_ctx,
r19754: * When using a krb5 session setup, we don't fill in the server_name string the clis_state struct. So call saf_store() after we have the short domain name in the lsa_query_inof_policy code. * Remove unused server string in saf_delete() (This used to be commit 3eddae2f2080f8dafec883cb9ffa2e578c242607)
2006-11-17 02:48:46 +03:00
&lsa_pol, 5, domain, sid);
r15701: change 'net ads leave' to disable the machine account in the domain (since removal implies greater permissions that Windows clients require) (This used to be commit ad1f947625612ef16adb69fc2cfeffc68a9a2e02)
2006-05-19 00:12:45 +04:00
if ( !NT_STATUS_IS_OK(status) )
return status;
r18747: replace rpccli_lsa_close() with rpccli_lsa_Close() (This used to be commit 50d74ce0488a9bd0980cdc6d523a210f6238ef74)
2006-09-21 02:49:02 +04:00
rpccli_lsa_Close(pipe_hnd, mem_ctx, &lsa_pol);
r15701: change 'net ads leave' to disable the machine account in the domain (since removal implies greater permissions that Windows clients require) (This used to be commit ad1f947625612ef16adb69fc2cfeffc68a9a2e02)
2006-05-19 00:12:45 +04:00
cli_rpc_pipe_close(pipe_hnd); /* Done with this pipe */
/* Bail out if domain didn't get set. */
if (!domain) {
DEBUG(0, ("Could not get domain name.\n"));
return NT_STATUS_UNSUCCESSFUL;
}
return NT_STATUS_OK;
}
/*******************************************************************
Do the domain join
********************************************************************/
NTSTATUS netdom_join_domain( TALLOC_CTX *mem_ctx, struct cli_state *cli,
DOM_SID *dom_sid, const char *clear_pw,
enum netdom_domain_t dom_type )
{
struct rpc_pipe_client *pipe_hnd = NULL;
POLICY_HND sam_pol, domain_pol, user_pol;
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
char *acct_name;
const char *const_acct_name;
uint32 user_rid;
uint32 num_rids, *name_types, *user_rids;
uint32 flags = 0x3e8;
uint32 acb_info = ACB_WSTRUST;
uchar pwbuf[516];
SAM_USERINFO_CTR ctr;
SAM_USER_INFO_24 p24;
SAM_USER_INFO_16 p16;
uchar md4_trust_password[16];
/* Open the domain */
if ( (pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SAMR, &status)) == NULL ) {
DEBUG(0, ("Error connecting to SAM pipe. Error was %s\n",
nt_errstr(status) ));
return status;
}
status = rpccli_samr_connect(pipe_hnd, mem_ctx,
SEC_RIGHTS_MAXIMUM_ALLOWED, &sam_pol);
if ( !NT_STATUS_IS_OK(status) )
return status;
status = rpccli_samr_open_domain(pipe_hnd, mem_ctx, &sam_pol,
SEC_RIGHTS_MAXIMUM_ALLOWED, dom_sid, &domain_pol);
if ( !NT_STATUS_IS_OK(status) )
return status;
/* Create domain user */
acct_name = talloc_asprintf(mem_ctx, "%s$", global_myname());
strlower_m(acct_name);
const_acct_name = acct_name;
/* Don't try to set any acb_info flags other than ACB_WSTRUST */
status = rpccli_samr_create_dom_user(pipe_hnd, mem_ctx, &domain_pol,
acct_name, acb_info, 0xe005000b, &user_pol, &user_rid);
if ( !NT_STATUS_IS_OK(status)
&& !NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS))
{
d_fprintf(stderr, "Creation of workstation account failed\n");
/* If NT_STATUS_ACCESS_DENIED then we have a valid
username/password combo but the user does not have
administrator access. */
if (NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_ACCESS_DENIED))
d_fprintf(stderr, "User specified does not have administrator privileges\n");
return status;
}
/* We *must* do this.... don't ask... */
if (NT_STATUS_IS_OK(status)) {
rpccli_samr_close(pipe_hnd, mem_ctx, &user_pol);
}
status = rpccli_samr_lookup_names(pipe_hnd, mem_ctx,
&domain_pol, flags, 1, &const_acct_name,
&num_rids, &user_rids, &name_types);
if ( !NT_STATUS_IS_OK(status) )
return status;
if ( name_types[0] != SID_NAME_USER) {
DEBUG(0, ("%s is not a user account (type=%d)\n", acct_name, name_types[0]));
return NT_STATUS_INVALID_WORKSTATION;
}
user_rid = user_rids[0];
/* Open handle on user */
status = rpccli_samr_open_user(pipe_hnd, mem_ctx, &domain_pol,
SEC_RIGHTS_MAXIMUM_ALLOWED, user_rid, &user_pol);
/* Create a random machine account password */
E_md4hash( clear_pw, md4_trust_password);
encode_pw_buffer(pwbuf, clear_pw, STR_UNICODE);
/* Set password on machine account */
ZERO_STRUCT(ctr);
ZERO_STRUCT(p24);
init_sam_user_info24(&p24, (char *)pwbuf,24);
ctr.switch_value = 24;
ctr.info.id24 = &p24;
status = rpccli_samr_set_userinfo(pipe_hnd, mem_ctx, &user_pol,
24, &cli->user_session_key, &ctr);
r16845: Properly report the error during join when the set password fails (This used to be commit ef6e9ca5276586c081fcf18bb178a2326309b539)
2006-07-07 04:20:55 +04:00
if ( !NT_STATUS_IS_OK(status) ) {
d_fprintf( stderr, "Failed to set password for machine account (%s)\n",
nt_errstr(status));
return status;
}
r15701: change 'net ads leave' to disable the machine account in the domain (since removal implies greater permissions that Windows clients require) (This used to be commit ad1f947625612ef16adb69fc2cfeffc68a9a2e02)
2006-05-19 00:12:45 +04:00
/* Why do we have to try to (re-)set the ACB to be the same as what
we passed in the samr_create_dom_user() call? When a NT
workstation is joined to a domain by an administrator the
acb_info is set to 0x80. For a normal user with "Add
workstations to the domain" rights the acb_info is 0x84. I'm
not sure whether it is supposed to make a difference or not. NT
seems to cope with either value so don't bomb out if the set
userinfo2 level 0x10 fails. -tpot */
ZERO_STRUCT(ctr);
ctr.switch_value = 16;
ctr.info.id16 = &p16;
/* Fill in the additional account flags now */
acb_info |= ACB_PWNOEXP;
if ( dom_type == ND_TYPE_AD ) {
#if !defined(ENCTYPE_ARCFOUR_HMAC)
acb_info |= ACB_USE_DES_KEY_ONLY;
#endif
;;
}
init_sam_user_info16(&p16, acb_info);
status = rpccli_samr_set_userinfo2(pipe_hnd, mem_ctx, &user_pol, 16,
&cli->user_session_key, &ctr);
rpccli_samr_close(pipe_hnd, mem_ctx, &user_pol);
cli_rpc_pipe_close(pipe_hnd); /* Done with this pipe */
return status;
}
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