diff options
Diffstat (limited to 'source4/rpc_server/srv_samr_nt.c')
| -rw-r--r-- | source4/rpc_server/srv_samr_nt.c | 4432 |
1 files changed, 0 insertions, 4432 deletions
diff --git a/source4/rpc_server/srv_samr_nt.c b/source4/rpc_server/srv_samr_nt.c deleted file mode 100644 index fd1fb92982..0000000000 --- a/source4/rpc_server/srv_samr_nt.c +++ /dev/null @@ -1,4432 +0,0 @@ -/* - * Unix SMB/CIFS implementation. - * 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) Marc Jacobsen 1999, - * Copyright (C) Jeremy Allison 2001-2002, - * Copyright (C) Jean François Micouleau 1998-2001, - * Copyright (C) Anthony Liguori 2002, - * Copyright (C) Jim McDonough 2002. - * - * 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. - */ - -/* - * This is the implementation of the SAMR code. - */ - -#include "includes.h" - -#undef DBGC_CLASS -#define DBGC_CLASS DBGC_RPC_SRV - -extern DOM_SID global_sid_Builtin; - -extern rid_name domain_group_rids[]; -extern rid_name domain_alias_rids[]; -extern rid_name builtin_alias_rids[]; - - -typedef struct _disp_info { - BOOL user_dbloaded; - uint32 num_user_account; - DISP_USER_INFO *disp_user_info; - BOOL group_dbloaded; - uint32 num_group_account; - DISP_GROUP_INFO *disp_group_info; -} DISP_INFO; - -struct samr_info { - /* for use by the \PIPE\samr policy */ - DOM_SID sid; - uint32 status; /* some sort of flag. best to record it. comes from opnum 0x39 */ - uint32 acc_granted; - uint16 acb_mask; - BOOL all_machines; - DISP_INFO disp_info; - - TALLOC_CTX *mem_ctx; -}; - -struct generic_mapping sam_generic_mapping = {GENERIC_RIGHTS_SAM_READ, GENERIC_RIGHTS_SAM_WRITE, GENERIC_RIGHTS_SAM_EXECUTE, GENERIC_RIGHTS_SAM_ALL_ACCESS}; -struct generic_mapping dom_generic_mapping = {GENERIC_RIGHTS_DOMAIN_READ, GENERIC_RIGHTS_DOMAIN_WRITE, GENERIC_RIGHTS_DOMAIN_EXECUTE, GENERIC_RIGHTS_DOMAIN_ALL_ACCESS}; -struct generic_mapping usr_generic_mapping = {GENERIC_RIGHTS_USER_READ, GENERIC_RIGHTS_USER_WRITE, GENERIC_RIGHTS_USER_EXECUTE, GENERIC_RIGHTS_USER_ALL_ACCESS}; -struct generic_mapping grp_generic_mapping = {GENERIC_RIGHTS_GROUP_READ, GENERIC_RIGHTS_GROUP_WRITE, GENERIC_RIGHTS_GROUP_EXECUTE, GENERIC_RIGHTS_GROUP_ALL_ACCESS}; -struct generic_mapping ali_generic_mapping = {GENERIC_RIGHTS_ALIAS_READ, GENERIC_RIGHTS_ALIAS_WRITE, GENERIC_RIGHTS_ALIAS_EXECUTE, GENERIC_RIGHTS_ALIAS_ALL_ACCESS}; - -static NTSTATUS samr_make_dom_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size); - -/******************************************************************* - Checks if access to an object should be granted, and returns that - level of access for further checks. -********************************************************************/ - -NTSTATUS access_check_samr_object(SEC_DESC *psd, NT_USER_TOKEN *nt_user_token, uint32 des_access, - uint32 *acc_granted, const char *debug) -{ - NTSTATUS status = NT_STATUS_ACCESS_DENIED; - - if (!se_access_check(psd, nt_user_token, des_access, acc_granted, &status)) { - if (geteuid() == sec_initial_uid()) { - DEBUG(4,("%s: ACCESS should be DENIED (requested: %#010x)\n", - debug, des_access)); - DEBUGADD(4,("but overritten by euid == sec_initial_uid()\n")); - status = NT_STATUS_OK; - } - else { - DEBUG(2,("%s: ACCESS DENIED (requested: %#010x)\n", - debug, des_access)); - } - } - return status; -} - -/******************************************************************* - Checks if access to a function can be granted -********************************************************************/ - -NTSTATUS access_check_samr_function(uint32 acc_granted, uint32 acc_required, const char *debug) -{ - DEBUG(5,("%s: access check ((granted: %#010x; required: %#010x)\n", - debug, acc_granted, acc_required)); - if ((acc_granted & acc_required) != acc_required) { - if (geteuid() == sec_initial_uid()) { - DEBUG(4,("%s: ACCESS should be DENIED (granted: %#010x; required: %#010x)\n", - debug, acc_granted, acc_required)); - DEBUGADD(4,("but overwritten by euid == 0\n")); - return NT_STATUS_OK; - } - DEBUG(2,("%s: ACCESS DENIED (granted: %#010x; required: %#010x)\n", - debug, acc_granted, acc_required)); - return NT_STATUS_ACCESS_DENIED; - } - return NT_STATUS_OK; -} - - -/******************************************************************* - Create a samr_info struct. -********************************************************************/ - -static struct samr_info *get_samr_info_by_sid(DOM_SID *psid) -{ - struct samr_info *info; - fstring sid_str; - TALLOC_CTX *mem_ctx; - - if (psid) { - sid_to_string(sid_str, psid); - } else { - fstrcpy(sid_str,"(NULL)"); - } - - mem_ctx = talloc_init("samr_info for domain sid %s", sid_str); - - if ((info = (struct samr_info *)talloc(mem_ctx, sizeof(struct samr_info))) == NULL) - return NULL; - - ZERO_STRUCTP(info); - DEBUG(10,("get_samr_info_by_sid: created new info for sid %s\n", sid_str)); - if (psid) { - sid_copy( &info->sid, psid); - } else { - DEBUG(10,("get_samr_info_by_sid: created new info for NULL sid.\n")); - } - info->mem_ctx = mem_ctx; - return info; -} - - -/******************************************************************* - Function to free the per handle data. - ********************************************************************/ -static void free_samr_users(struct samr_info *info) -{ - int i; - - if (info->disp_info.user_dbloaded){ - for (i=0; i<info->disp_info.num_user_account; i++) { - /* Not really a free, actually a 'clear' */ - pdb_free_sam(&info->disp_info.disp_user_info[i].sam); - } - } - info->disp_info.user_dbloaded=False; - info->disp_info.num_user_account=0; -} - - -/******************************************************************* - Function to free the per handle data. - ********************************************************************/ -static void free_samr_db(struct samr_info *info) -{ - /* Groups are talloced */ - - free_samr_users(info); - - info->disp_info.group_dbloaded=False; - info->disp_info.num_group_account=0; -} - - -static void free_samr_info(void *ptr) -{ - struct samr_info *info=(struct samr_info *) ptr; - - free_samr_db(info); - talloc_destroy(info->mem_ctx); -} - -/******************************************************************* - Ensure password info is never given out. Paranioa... JRA. - ********************************************************************/ - -static void samr_clear_sam_passwd(SAM_ACCOUNT *sam_pass) -{ - - if (!sam_pass) - return; - - /* These now zero out the old password */ - - pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT); - pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT); -} - - -static NTSTATUS load_sampwd_entries(struct samr_info *info, uint16 acb_mask, BOOL all_machines) -{ - SAM_ACCOUNT *pwd = NULL; - DISP_USER_INFO *pwd_array = NULL; - NTSTATUS nt_status = NT_STATUS_OK; - TALLOC_CTX *mem_ctx = info->mem_ctx; - - DEBUG(10,("load_sampwd_entries\n")); - - /* if the snapshoot is already loaded, return */ - if ((info->disp_info.user_dbloaded==True) - && (info->acb_mask == acb_mask) - && (info->all_machines == all_machines)) { - DEBUG(10,("load_sampwd_entries: already in memory\n")); - return NT_STATUS_OK; - } - - free_samr_users(info); - - if (!pdb_setsampwent(False)) { - DEBUG(0, ("load_sampwd_entries: Unable to open passdb.\n")); - return NT_STATUS_ACCESS_DENIED; - } - - for (; (NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(mem_ctx, &pwd))) - && pdb_getsampwent(pwd) == True; pwd=NULL) { - - if (all_machines) { - if (!((pdb_get_acct_ctrl(pwd) & ACB_WSTRUST) - || (pdb_get_acct_ctrl(pwd) & ACB_SVRTRUST))) { - DEBUG(5,("load_sampwd_entries: '%s' is not a machine account - ACB: %x - skipping\n", pdb_get_username(pwd), acb_mask)); - pdb_free_sam(&pwd); - continue; - } - } else { - if (acb_mask != 0 && !(pdb_get_acct_ctrl(pwd) & acb_mask)) { - pdb_free_sam(&pwd); - DEBUG(5,(" acb_mask %x reject\n", acb_mask)); - continue; - } - } - - /* Realloc some memory for the array of ptr to the SAM_ACCOUNT structs */ - if (info->disp_info.num_user_account % MAX_SAM_ENTRIES == 0) { - - DEBUG(10,("load_sampwd_entries: allocating more memory\n")); - pwd_array=(DISP_USER_INFO *)talloc_realloc(mem_ctx, info->disp_info.disp_user_info, - (info->disp_info.num_user_account+MAX_SAM_ENTRIES)*sizeof(DISP_USER_INFO)); - - if (pwd_array==NULL) - return NT_STATUS_NO_MEMORY; - - info->disp_info.disp_user_info=pwd_array; - } - - /* link the SAM_ACCOUNT to the array */ - info->disp_info.disp_user_info[info->disp_info.num_user_account].sam=pwd; - - DEBUG(10,("load_sampwd_entries: entry: %d\n", info->disp_info.num_user_account)); - - info->disp_info.num_user_account++; - } - - pdb_endsampwent(); - - /* the snapshoot is in memory, we're ready to enumerate fast */ - - info->acb_mask = acb_mask; - info->all_machines = all_machines; - info->disp_info.user_dbloaded=True; - - DEBUG(10,("load_sampwd_entries: done\n")); - - return nt_status; -} - -static NTSTATUS load_group_domain_entries(struct samr_info *info, DOM_SID *sid) -{ - GROUP_MAP *map=NULL; - DISP_GROUP_INFO *grp_array = NULL; - uint32 group_entries = 0; - uint32 i; - TALLOC_CTX *mem_ctx = info->mem_ctx; - - DEBUG(10,("load_group_domain_entries\n")); - - /* if the snapshoot is already loaded, return */ - if (info->disp_info.group_dbloaded==True) { - DEBUG(10,("load_group_domain_entries: already in memory\n")); - return NT_STATUS_OK; - } - - if (!pdb_enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV)) { - DEBUG(1, ("load_group_domain_entries: pdb_enum_group_mapping() failed!\n")); - return NT_STATUS_NO_MEMORY; - } - - info->disp_info.num_group_account=group_entries; - - grp_array=(DISP_GROUP_INFO *)talloc(mem_ctx, info->disp_info.num_group_account*sizeof(DISP_GROUP_INFO)); - - if (group_entries!=0 && grp_array==NULL) { - DEBUG(1, ("load_group_domain_entries: talloc() failed for grp_array!\n")); - SAFE_FREE(map); - return NT_STATUS_NO_MEMORY; - } - - info->disp_info.disp_group_info=grp_array; - - for (i=0; i<group_entries; i++) { - - grp_array[i].grp=(DOMAIN_GRP *)talloc(mem_ctx, sizeof(DOMAIN_GRP)); - - fstrcpy(grp_array[i].grp->name, map[i].nt_name); - fstrcpy(grp_array[i].grp->comment, map[i].comment); - sid_split_rid(&map[i].sid, &grp_array[i].grp->rid); - grp_array[i].grp->attr=SID_NAME_DOM_GRP; - } - - SAFE_FREE(map); - - /* the snapshoot is in memory, we're ready to enumerate fast */ - - info->disp_info.group_dbloaded=True; - - DEBUG(10,("load_group_domain_entries: done\n")); - - return NT_STATUS_OK; -} - - -/******************************************************************* - _samr_close_hnd - ********************************************************************/ - -NTSTATUS _samr_close_hnd(pipes_struct *p, SAMR_Q_CLOSE_HND *q_u, SAMR_R_CLOSE_HND *r_u) -{ - r_u->status = NT_STATUS_OK; - - /* close the policy handle */ - if (!close_policy_hnd(p, &q_u->pol)) - return NT_STATUS_OBJECT_NAME_INVALID; - - DEBUG(5,("samr_reply_close_hnd: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - samr_reply_open_domain - ********************************************************************/ - -NTSTATUS _samr_open_domain(pipes_struct *p, SAMR_Q_OPEN_DOMAIN *q_u, SAMR_R_OPEN_DOMAIN *r_u) -{ - struct samr_info *info; - SEC_DESC *psd = NULL; - uint32 acc_granted; - uint32 des_access = q_u->flags; - size_t sd_size; - NTSTATUS status; - - r_u->status = NT_STATUS_OK; - - /* find the connection policy handle. */ - if (!find_policy_by_hnd(p, &q_u->pol, (void**)&info)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_OPEN_DOMAIN,"_samr_open_domain"))) { - return status; - } - - /*check if access can be granted as requested by client. */ - samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size); - se_map_generic(&des_access,&dom_generic_mapping); - - if (!NT_STATUS_IS_OK(status = - access_check_samr_object(psd, p->pipe_user.nt_user_token, - des_access, &acc_granted, "_samr_open_domain"))) { - return status; - } - - /* associate the domain SID with the (unique) handle. */ - if ((info = get_samr_info_by_sid(&q_u->dom_sid.sid))==NULL) - return NT_STATUS_NO_MEMORY; - info->acc_granted = acc_granted; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, &r_u->domain_pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - DEBUG(5,("samr_open_domain: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - _samr_get_usrdom_pwinfo - ********************************************************************/ - -NTSTATUS _samr_get_usrdom_pwinfo(pipes_struct *p, SAMR_Q_GET_USRDOM_PWINFO *q_u, SAMR_R_GET_USRDOM_PWINFO *r_u) -{ - struct samr_info *info = NULL; - - r_u->status = NT_STATUS_OK; - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, &q_u->user_pol, (void **)&info)) - return NT_STATUS_INVALID_HANDLE; - - if (!sid_check_is_in_our_domain(&info->sid)) - return NT_STATUS_OBJECT_TYPE_MISMATCH; - - init_samr_r_get_usrdom_pwinfo(r_u, NT_STATUS_OK); - - DEBUG(5,("_samr_get_usrdom_pwinfo: %d\n", __LINE__)); - - /* - * NT sometimes return NT_STATUS_ACCESS_DENIED - * I don't know yet why. - */ - - return r_u->status; -} - -/******************************************************************* - samr_make_dom_obj_sd - ********************************************************************/ - -static NTSTATUS samr_make_dom_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size) -{ - extern DOM_SID global_sid_World; - DOM_SID adm_sid; - DOM_SID act_sid; - - SEC_ACE ace[3]; - SEC_ACCESS mask; - - SEC_ACL *psa = NULL; - - sid_copy(&adm_sid, &global_sid_Builtin); - sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS); - - sid_copy(&act_sid, &global_sid_Builtin); - sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS); - - /*basic access for every one*/ - init_sec_access(&mask, GENERIC_RIGHTS_DOMAIN_EXECUTE | GENERIC_RIGHTS_DOMAIN_READ); - init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - /*full access for builtin aliases Administrators and Account Operators*/ - init_sec_access(&mask, GENERIC_RIGHTS_DOMAIN_ALL_ACCESS); - init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL) - return NT_STATUS_NO_MEMORY; - - if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL) - return NT_STATUS_NO_MEMORY; - - return NT_STATUS_OK; -} - -/******************************************************************* - samr_make_usr_obj_sd - ********************************************************************/ - -static NTSTATUS samr_make_usr_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size, DOM_SID *usr_sid) -{ - extern DOM_SID global_sid_World; - DOM_SID adm_sid; - DOM_SID act_sid; - - SEC_ACE ace[4]; - SEC_ACCESS mask; - - SEC_ACL *psa = NULL; - - sid_copy(&adm_sid, &global_sid_Builtin); - sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS); - - sid_copy(&act_sid, &global_sid_Builtin); - sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS); - - /*basic access for every one*/ - init_sec_access(&mask, GENERIC_RIGHTS_USER_EXECUTE | GENERIC_RIGHTS_USER_READ); - init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - /*full access for builtin aliases Administrators and Account Operators*/ - init_sec_access(&mask, GENERIC_RIGHTS_USER_ALL_ACCESS); - init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - /*extended access for the user*/ - init_sec_access(&mask,READ_CONTROL_ACCESS | SA_RIGHT_USER_CHANGE_PASSWORD | SA_RIGHT_USER_SET_LOC_COM); - init_sec_ace(&ace[3], usr_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 4, ace)) == NULL) - return NT_STATUS_NO_MEMORY; - - if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL) - return NT_STATUS_NO_MEMORY; - - return NT_STATUS_OK; -} - -/******************************************************************* - samr_make_grp_obj_sd - ********************************************************************/ - -static NTSTATUS samr_make_grp_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size) -{ - extern DOM_SID global_sid_World; - DOM_SID adm_sid; - DOM_SID act_sid; - - SEC_ACE ace[3]; - SEC_ACCESS mask; - - SEC_ACL *psa = NULL; - - sid_copy(&adm_sid, &global_sid_Builtin); - sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS); - - sid_copy(&act_sid, &global_sid_Builtin); - sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS); - - /*basic access for every one*/ - init_sec_access(&mask, GENERIC_RIGHTS_GROUP_EXECUTE | GENERIC_RIGHTS_GROUP_READ); - init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - /*full access for builtin aliases Administrators and Account Operators*/ - init_sec_access(&mask, GENERIC_RIGHTS_GROUP_ALL_ACCESS); - init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL) - return NT_STATUS_NO_MEMORY; - - if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL) - return NT_STATUS_NO_MEMORY; - - return NT_STATUS_OK; -} - -/******************************************************************* - samr_make_ali_obj_sd - ********************************************************************/ - -static NTSTATUS samr_make_ali_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size) -{ - extern DOM_SID global_sid_World; - DOM_SID adm_sid; - DOM_SID act_sid; - - SEC_ACE ace[3]; - SEC_ACCESS mask; - - SEC_ACL *psa = NULL; - - sid_copy(&adm_sid, &global_sid_Builtin); - sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS); - - sid_copy(&act_sid, &global_sid_Builtin); - sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS); - - /*basic access for every one*/ - init_sec_access(&mask, GENERIC_RIGHTS_ALIAS_EXECUTE | GENERIC_RIGHTS_ALIAS_READ); - init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - /*full access for builtin aliases Administrators and Account Operators*/ - init_sec_access(&mask, GENERIC_RIGHTS_ALIAS_ALL_ACCESS); - init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); - - if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL) - return NT_STATUS_NO_MEMORY; - - if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL) - return NT_STATUS_NO_MEMORY; - - return NT_STATUS_OK; -} - -static BOOL get_lsa_policy_samr_sid(pipes_struct *p, POLICY_HND *pol, DOM_SID *sid, uint32 *acc_granted) -{ - struct samr_info *info = NULL; - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, pol, (void **)&info)) - return False; - - if (!info) - return False; - - *sid = info->sid; - *acc_granted = info->acc_granted; - return True; -} - -/******************************************************************* - _samr_set_sec_obj - ********************************************************************/ - -NTSTATUS _samr_set_sec_obj(pipes_struct *p, SAMR_Q_SET_SEC_OBJ *q_u, SAMR_R_SET_SEC_OBJ *r_u) -{ - DEBUG(0,("_samr_set_sec_obj: Not yet implemented!\n")); - return NT_STATUS_NOT_IMPLEMENTED; -} - - -/******************************************************************* - _samr_query_sec_obj - ********************************************************************/ - -NTSTATUS _samr_query_sec_obj(pipes_struct *p, SAMR_Q_QUERY_SEC_OBJ *q_u, SAMR_R_QUERY_SEC_OBJ *r_u) -{ - DOM_SID pol_sid; - fstring str_sid; - SEC_DESC * psd = NULL; - size_t sd_size; - uint32 acc_granted; - - r_u->status = NT_STATUS_OK; - - /* Get the SID. */ - if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &pol_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - - - DEBUG(10,("_samr_query_sec_obj: querying security on SID: %s\n", sid_to_string(str_sid, &pol_sid))); - - /* Check what typ of SID is beeing queried (e.g Domain SID, User SID, Group SID) */ - - /* To query the security of the SAM it self an invalid SID with S-0-0 is passed to this function */ - if (pol_sid.sid_rev_num == 0) - { - DEBUG(5,("_samr_query_sec_obj: querying security on SAM\n")); - r_u->status = samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size); - } - else if (sid_equal(&pol_sid,get_global_sam_sid())) /* check if it is our domain SID */ - - { - DEBUG(5,("_samr_query_sec_obj: querying security on Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid))); - r_u->status = samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size); - } - else if (sid_equal(&pol_sid,&global_sid_Builtin)) /* check if it is the Builtin Domain */ - { - /* TODO: Builtin probably needs a different SD with restricted write access*/ - DEBUG(5,("_samr_query_sec_obj: querying security on Builtin Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid))); - r_u->status = samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size); - } - else if (sid_check_is_in_our_domain(&pol_sid) || - sid_check_is_in_builtin(&pol_sid)) - { - /* TODO: different SDs have to be generated for aliases groups and users. - Currently all three get a default user SD */ - DEBUG(10,("_samr_query_sec_obj: querying security on Object with SID: %s\n", sid_to_string(str_sid, &pol_sid))); - r_u->status = samr_make_usr_obj_sd(p->mem_ctx, &psd,&sd_size, &pol_sid); - } - else return NT_STATUS_OBJECT_TYPE_MISMATCH; - - if ((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL) - return NT_STATUS_NO_MEMORY; - - if (NT_STATUS_IS_OK(r_u->status)) - r_u->ptr = 1; - - return r_u->status; -} - -/******************************************************************* -makes a SAM_ENTRY / UNISTR2* structure from a user list. -********************************************************************/ - -static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp, - uint32 num_entries, uint32 start_idx, DISP_USER_INFO *disp_user_info, - DOM_SID *domain_sid) -{ - uint32 i; - SAM_ENTRY *sam; - UNISTR2 *uni_name; - SAM_ACCOUNT *pwd = NULL; - UNISTR2 uni_temp_name; - const char *temp_name; - const DOM_SID *user_sid; - uint32 user_rid; - fstring user_sid_string; - fstring domain_sid_string; - - *sam_pp = NULL; - *uni_name_pp = NULL; - - if (num_entries == 0) - return NT_STATUS_OK; - - sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_entries); - - uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_entries); - - if (sam == NULL || uni_name == NULL) { - DEBUG(0, ("make_user_sam_entry_list: talloc_zero failed!\n")); - return NT_STATUS_NO_MEMORY; - } - - for (i = 0; i < num_entries; i++) { - pwd = disp_user_info[i+start_idx].sam; - temp_name = pdb_get_username(pwd); - init_unistr2(&uni_temp_name, temp_name, strlen(temp_name)+1); - user_sid = pdb_get_user_sid(pwd); - - if (!sid_peek_check_rid(domain_sid, user_sid, &user_rid)) { - DEBUG(0, ("make_user_sam_entry_list: User %s has SID %s, which conflicts with " - "the domain sid %s. Failing operation.\n", - temp_name, - sid_to_string(user_sid_string, user_sid), - sid_to_string(domain_sid_string, domain_sid))); - return NT_STATUS_UNSUCCESSFUL; - } - - init_sam_entry(&sam[i], uni_temp_name.uni_str_len, user_rid); - copy_unistr2(&uni_name[i], &uni_temp_name); - } - - *sam_pp = sam; - *uni_name_pp = uni_name; - return NT_STATUS_OK; -} - -/******************************************************************* - samr_reply_enum_dom_users - ********************************************************************/ - -NTSTATUS _samr_enum_dom_users(pipes_struct *p, SAMR_Q_ENUM_DOM_USERS *q_u, - SAMR_R_ENUM_DOM_USERS *r_u) -{ - struct samr_info *info = NULL; - uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */ - int num_account; - uint32 enum_context=q_u->start_idx; - uint32 max_size=q_u->max_size; - uint32 temp_size; - enum remote_arch_types ra_type = get_remote_arch(); - int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K; - uint32 max_entries = max_sam_entries; - DOM_SID domain_sid; - - r_u->status = NT_STATUS_OK; - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) - return NT_STATUS_INVALID_HANDLE; - - domain_sid = info->sid; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, - SA_RIGHT_DOMAIN_ENUM_ACCOUNTS, - "_samr_enum_dom_users"))) { - return r_u->status; - } - - DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__)); - - become_root(); - r_u->status=load_sampwd_entries(info, q_u->acb_mask, False); - unbecome_root(); - - if (!NT_STATUS_IS_OK(r_u->status)) - return r_u->status; - - num_account = info->disp_info.num_user_account; - - if (enum_context > num_account) { - DEBUG(5, ("_samr_enum_dom_users: enumeration handle over total entries\n")); - return NT_STATUS_OK; - } - - /* verify we won't overflow */ - if (max_entries > num_account-enum_context) { - max_entries = num_account-enum_context; - DEBUG(5, ("_samr_enum_dom_users: only %d entries to return\n", max_entries)); - } - - /* calculate the size and limit on the number of entries we will return */ - temp_size=max_entries*struct_size; - - if (temp_size>max_size) { - max_entries=MIN((max_size/struct_size),max_entries);; - DEBUG(5, ("_samr_enum_dom_users: buffer size limits to only %d entries\n", max_entries)); - } - - /* - * Note from JRA. total_entries is not being used here. Currently if there is a - * large user base then it looks like NT will enumerate until get_sampwd_entries - * returns False due to num_entries being zero. This will cause an access denied - * return. I don't think this is right and needs further investigation. Note that - * this is also the same in the TNG code (I don't think that has been tested with - * a very large user list as MAX_SAM_ENTRIES is set to 600). - * - * I also think that one of the 'num_entries' return parameters is probably - * the "max entries" parameter - but in the TNG code they're all currently set to the same - * value (again I think this is wrong). - */ - - r_u->status = make_user_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_acct_name, - max_entries, enum_context, - info->disp_info.disp_user_info, - &domain_sid); - - if (!NT_STATUS_IS_OK(r_u->status)) - return r_u->status; - - if (enum_context+max_entries < num_account) - r_u->status = STATUS_MORE_ENTRIES; - - DEBUG(5, ("_samr_enum_dom_users: %d\n", __LINE__)); - - init_samr_r_enum_dom_users(r_u, q_u->start_idx + max_entries, max_entries); - - DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* -makes a SAM_ENTRY / UNISTR2* structure from a group list. -********************************************************************/ - -static void make_group_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp, - uint32 num_sam_entries, DOMAIN_GRP *grp) -{ - uint32 i; - SAM_ENTRY *sam; - UNISTR2 *uni_name; - - *sam_pp = NULL; - *uni_name_pp = NULL; - - if (num_sam_entries == 0) - return; - - sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries); - - uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries); - - if (sam == NULL || uni_name == NULL) { - DEBUG(0, ("NULL pointers in SAMR_R_QUERY_DISPINFO\n")); - return; - } - - for (i = 0; i < num_sam_entries; i++) { - /* - * JRA. I think this should include the null. TNG does not. - */ - int len = strlen(grp[i].name)+1; - - init_sam_entry(&sam[i], len, grp[i].rid); - init_unistr2(&uni_name[i], grp[i].name, len); - } - - *sam_pp = sam; - *uni_name_pp = uni_name; -} - -/******************************************************************* - Get the group entries - similar to get_sampwd_entries(). - ********************************************************************/ - -static NTSTATUS get_group_alias_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx, - uint32 *p_num_entries, uint32 max_entries) -{ - fstring sid_str; - uint32 num_entries = 0; - int i; - GROUP_MAP smap; - GROUP_MAP *map = NULL; - - sid_to_string(sid_str, sid); - DEBUG(5, ("get_group_alias_entries: enumerating aliases on SID: %s\n", sid_str)); - - *p_num_entries = 0; - - /* well-known aliases */ - if (sid_equal(sid, &global_sid_Builtin) && !lp_hide_local_users()) { - - pdb_enum_group_mapping(SID_NAME_WKN_GRP, &map, (int *)&num_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV); - - if (num_entries != 0) { - *d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP)); - if (*d_grp==NULL) - return NT_STATUS_NO_MEMORY; - - for(i=0; i<num_entries && i<max_entries; i++) { - fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name); - sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid); - - } - } - SAFE_FREE(map); - - } else if (sid_equal(sid, get_global_sam_sid()) && !lp_hide_local_users()) { - struct sys_grent *glist; - struct sys_grent *grp; - struct passwd *pw; - gid_t winbind_gid_low, winbind_gid_high; - BOOL winbind_groups_exist = lp_winbind_gid(&winbind_gid_low, &winbind_gid_high); - - /* local aliases */ - /* we return the UNIX groups here. This seems to be the right */ - /* thing to do, since NT member servers return their local */ - /* groups in the same situation. */ - - /* use getgrent_list() to retrieve the list of groups to avoid - * problems with getgrent possible infinite loop by internal - * libc grent structures overwrites by called functions */ - grp = glist = getgrent_list(); - if (grp == NULL) - return NT_STATUS_NO_MEMORY; - - for (; (num_entries < max_entries) && (grp != NULL); grp = grp->next) { - uint32 trid; - - if(!pdb_getgrgid(&smap, grp->gr_gid, MAPPING_WITHOUT_PRIV)) - continue; - - if (smap.sid_name_use!=SID_NAME_ALIAS) { - continue; - } - - sid_split_rid(&smap.sid, &trid); - - if (!sid_equal(sid, &smap.sid)) - continue; - - /* Don't return winbind groups as they are not local! */ - if (winbind_groups_exist && (grp->gr_gid >= winbind_gid_low)&&(grp->gr_gid <= winbind_gid_high)) { - DEBUG(10,("get_group_alias_entries: not returing %s, not local.\n", smap.nt_name )); - continue; - } - - /* Don't return user private groups... */ - - if ((pw = Get_Pwnam(smap.nt_name)) != 0) { - DEBUG(10,("get_group_alias_entries: not returing %s, clashes with user.\n", smap.nt_name )); - continue; - } - - for( i = 0; i < num_entries; i++) - if ( (*d_grp)[i].rid == trid ) - break; - - if ( i < num_entries ) { - continue; /* rid was there, dup! */ - } - - /* JRA - added this for large group db enumeration... */ - - if (start_idx > 0) { - /* skip the requested number of entries. - not very efficient, but hey... - */ - start_idx--; - continue; - } - - *d_grp=talloc_realloc(ctx,*d_grp, (num_entries+1)*sizeof(DOMAIN_GRP)); - if (*d_grp==NULL) { - grent_free(glist); - return NT_STATUS_NO_MEMORY; - } - - fstrcpy((*d_grp)[num_entries].name, smap.nt_name); - (*d_grp)[num_entries].rid = trid; - num_entries++; - DEBUG(10,("get_group_alias_entries: added entry %d, rid:%d\n", num_entries, trid)); - } - - grent_free(glist); - } - - *p_num_entries = num_entries; - - DEBUG(10,("get_group_alias_entries: returning %d entries\n", *p_num_entries)); - - if (num_entries >= max_entries) - return STATUS_MORE_ENTRIES; - return NT_STATUS_OK; -} - -/******************************************************************* - Get the group entries - similar to get_sampwd_entries(). - ********************************************************************/ - -static NTSTATUS get_group_domain_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx, - uint32 *p_num_entries, uint32 max_entries) -{ - GROUP_MAP *map=NULL; - int i; - uint32 group_entries = 0; - uint32 num_entries = 0; - - *p_num_entries = 0; - - pdb_enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV); - - num_entries=group_entries-start_idx; - - /* limit the number of entries */ - if (num_entries>max_entries) { - DEBUG(5,("Limiting to %d entries\n", max_entries)); - num_entries=max_entries; - } - - *d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP)); - if (num_entries!=0 && *d_grp==NULL){ - SAFE_FREE(map); - return NT_STATUS_NO_MEMORY; - } - - for (i=0; i<num_entries; i++) { - fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name); - fstrcpy((*d_grp)[i].comment, map[i+start_idx].comment); - sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid); - (*d_grp)[i].attr=SID_NAME_DOM_GRP; - } - - SAFE_FREE(map); - - *p_num_entries = num_entries; - - return NT_STATUS_OK; -} - -/******************************************************************* - samr_reply_enum_dom_groups - ********************************************************************/ - -NTSTATUS _samr_enum_dom_groups(pipes_struct *p, SAMR_Q_ENUM_DOM_GROUPS *q_u, SAMR_R_ENUM_DOM_GROUPS *r_u) -{ - DOMAIN_GRP *grp=NULL; - uint32 num_entries; - DOM_SID sid; - uint32 acc_granted; - - r_u->status = NT_STATUS_OK; - - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_ENUM_ACCOUNTS, "_samr_enum_dom_groups"))) { - return r_u->status; - } - - DEBUG(5,("samr_reply_enum_dom_groups: %d\n", __LINE__)); - - /* the domain group array is being allocated in the function below */ - if (!NT_STATUS_IS_OK(r_u->status = get_group_domain_entries(p->mem_ctx, &grp, &sid, q_u->start_idx, &num_entries, MAX_SAM_ENTRIES))) { - return r_u->status; - } - - make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp); - - init_samr_r_enum_dom_groups(r_u, q_u->start_idx, num_entries); - - DEBUG(5,("samr_enum_dom_groups: %d\n", __LINE__)); - - return r_u->status; -} - - -/******************************************************************* - samr_reply_enum_dom_aliases - ********************************************************************/ - -NTSTATUS _samr_enum_dom_aliases(pipes_struct *p, SAMR_Q_ENUM_DOM_ALIASES *q_u, SAMR_R_ENUM_DOM_ALIASES *r_u) -{ - DOMAIN_GRP *grp=NULL; - uint32 num_entries = 0; - fstring sid_str; - DOM_SID sid; - NTSTATUS status; - uint32 acc_granted; - - r_u->status = NT_STATUS_OK; - - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_ENUM_ACCOUNTS, "_samr_enum_dom_aliases"))) { - return r_u->status; - } - - sid_to_string(sid_str, &sid); - DEBUG(5,("samr_reply_enum_dom_aliases: sid %s\n", sid_str)); - - status = get_group_alias_entries(p->mem_ctx, &grp, &sid, q_u->start_idx, - &num_entries, MAX_SAM_ENTRIES); - if (NT_STATUS_IS_ERR(status)) return status; - - make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp); - - /*safe_free(grp);*/ - - init_samr_r_enum_dom_aliases(r_u, q_u->start_idx + num_entries, num_entries); - - DEBUG(5,("samr_enum_dom_aliases: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - samr_reply_query_dispinfo - ********************************************************************/ -NTSTATUS _samr_query_dispinfo(pipes_struct *p, SAMR_Q_QUERY_DISPINFO *q_u, - SAMR_R_QUERY_DISPINFO *r_u) -{ - struct samr_info *info = NULL; - uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */ - - uint32 max_entries=q_u->max_entries; - uint32 enum_context=q_u->start_idx; - uint32 max_size=q_u->max_size; - - SAM_DISPINFO_CTR *ctr; - uint32 temp_size=0, total_data_size=0; - NTSTATUS disp_ret; - uint32 num_account = 0; - enum remote_arch_types ra_type = get_remote_arch(); - int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K; - DOM_SID domain_sid; - - DEBUG(5, ("samr_reply_query_dispinfo: %d\n", __LINE__)); - r_u->status = NT_STATUS_OK; - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info)) - return NT_STATUS_INVALID_HANDLE; - - domain_sid = info->sid; - - /* - * calculate how many entries we will return. - * based on - * - the number of entries the client asked - * - our limit on that - * - the starting point (enumeration context) - * - the buffer size the client will accept - */ - - /* - * We are a lot more like W2K. Instead of reading the SAM - * each time to find the records we need to send back, - * we read it once and link that copy to the sam handle. - * For large user list (over the MAX_SAM_ENTRIES) - * it's a definitive win. - * second point to notice: between enumerations - * our sam is now the same as it's a snapshoot. - * third point: got rid of the static SAM_USER_21 struct - * no more intermediate. - * con: it uses much more memory, as a full copy is stored - * in memory. - * - * If you want to change it, think twice and think - * of the second point , that's really important. - * - * JFM, 12/20/2001 - */ - - /* Get what we need from the password database */ - switch (q_u->switch_level) { - case 0x1: - /* When playing with usrmgr, this is necessary - if you want immediate refresh after editing - a user. I would like to do this after the - setuserinfo2, but we do not have access to - the domain handle in that call, only to the - user handle. Where else does this hurt? - -- Volker - */ -#if 0 - /* We cannot do this here - it kills performace. JRA. */ - free_samr_users(info); -#endif - case 0x2: - case 0x4: - become_root(); - /* Level 2 is for all machines, otherwise only 'normal' users */ - r_u->status=load_sampwd_entries(info, ACB_NORMAL, q_u->switch_level==2); - unbecome_root(); - if (!NT_STATUS_IS_OK(r_u->status)) { - DEBUG(5, ("_samr_query_dispinfo: load_sampwd_entries failed\n")); - return r_u->status; - } - num_account = info->disp_info.num_user_account; - break; - case 0x3: - case 0x5: - r_u->status = load_group_domain_entries(info, &info->sid); - if (!NT_STATUS_IS_OK(r_u->status)) - return r_u->status; - num_account = info->disp_info.num_group_account; - break; - default: - DEBUG(0,("_samr_query_dispinfo: Unknown info level (%u)\n", (unsigned int)q_u->switch_level )); - return NT_STATUS_INVALID_INFO_CLASS; - } - - /* first limit the number of entries we will return */ - if(max_entries > max_sam_entries) { - DEBUG(5, ("samr_reply_query_dispinfo: client requested %d entries, limiting to %d\n", max_entries, max_sam_entries)); - max_entries = max_sam_entries; - } - - if (enum_context > num_account) { - DEBUG(5, ("samr_reply_query_dispinfo: enumeration handle over total entries\n")); - return NT_STATUS_NO_MORE_ENTRIES; - } - - /* verify we won't overflow */ - if (max_entries > num_account-enum_context) { - max_entries = num_account-enum_context; - DEBUG(5, ("samr_reply_query_dispinfo: only %d entries to return\n", max_entries)); - } - - /* calculate the size and limit on the number of entries we will return */ - temp_size=max_entries*struct_size; - - if (temp_size>max_size) { - max_entries=MIN((max_size/struct_size),max_entries);; - DEBUG(5, ("samr_reply_query_dispinfo: buffer size limits to only %d entries\n", max_entries)); - } - - if (!(ctr = (SAM_DISPINFO_CTR *)talloc_zero(p->mem_ctx,sizeof(SAM_DISPINFO_CTR)))) - return NT_STATUS_NO_MEMORY; - - ZERO_STRUCTP(ctr); - - /* Now create reply structure */ - switch (q_u->switch_level) { - case 0x1: - if (max_entries) { - if (!(ctr->sam.info1 = (SAM_DISPINFO_1 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_1)))) - return NT_STATUS_NO_MEMORY; - } - disp_ret = init_sam_dispinfo_1(p->mem_ctx, ctr->sam.info1, max_entries, enum_context, - info->disp_info.disp_user_info, &domain_sid); - if (!NT_STATUS_IS_OK(disp_ret)) - return disp_ret; - break; - case 0x2: - if (max_entries) { - if (!(ctr->sam.info2 = (SAM_DISPINFO_2 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_2)))) - return NT_STATUS_NO_MEMORY; - } - disp_ret = init_sam_dispinfo_2(p->mem_ctx, ctr->sam.info2, max_entries, enum_context, - info->disp_info.disp_user_info, &domain_sid); - if (!NT_STATUS_IS_OK(disp_ret)) - return disp_ret; - break; - case 0x3: - if (max_entries) { - if (!(ctr->sam.info3 = (SAM_DISPINFO_3 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_3)))) - return NT_STATUS_NO_MEMORY; - } - disp_ret = init_sam_dispinfo_3(p->mem_ctx, ctr->sam.info3, max_entries, enum_context, info->disp_info.disp_group_info); - if (!NT_STATUS_IS_OK(disp_ret)) - return disp_ret; - break; - case 0x4: - if (max_entries) { - if (!(ctr->sam.info4 = (SAM_DISPINFO_4 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_4)))) - return NT_STATUS_NO_MEMORY; - } - disp_ret = init_sam_dispinfo_4(p->mem_ctx, ctr->sam.info4, max_entries, enum_context, info->disp_info.disp_user_info); - if (!NT_STATUS_IS_OK(disp_ret)) - return disp_ret; - break; - case 0x5: - if (max_entries) { - if (!(ctr->sam.info5 = (SAM_DISPINFO_5 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_5)))) - return NT_STATUS_NO_MEMORY; - } - disp_ret = init_sam_dispinfo_5(p->mem_ctx, ctr->sam.info5, max_entries, enum_context, info->disp_info.disp_group_info); - if (!NT_STATUS_IS_OK(disp_ret)) - return disp_ret; - break; - - default: - ctr->sam.info = NULL; - return NT_STATUS_INVALID_INFO_CLASS; - } - - /* calculate the total size */ - total_data_size=num_account*struct_size; - - if (enum_context+max_entries < num_account) - r_u->status = STATUS_MORE_ENTRIES; - - DEBUG(5, ("_samr_query_dispinfo: %d\n", __LINE__)); - - init_samr_r_query_dispinfo(r_u, max_entries, total_data_size, temp_size, q_u->switch_level, ctr, r_u->status); - - return r_u->status; - -} - -/******************************************************************* - samr_reply_query_aliasinfo - ********************************************************************/ - -NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAMR_R_QUERY_ALIASINFO *r_u) -{ - DOM_SID sid; - GROUP_MAP map; - uint32 acc_granted; - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__)); - - /* find the policy handle. open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_LOOKUP_INFO, "_samr_query_aliasinfo"))) { - return r_u->status; - } - - if (!sid_check_is_in_our_domain(&sid) && - !sid_check_is_in_builtin(&sid)) - return NT_STATUS_OBJECT_TYPE_MISMATCH; - - if (!pdb_getgrsid(&map, sid, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_ALIAS; - - switch (q_u->switch_level) { - case 1: - r_u->ptr = 1; - r_u->ctr.switch_value1 = 1; - init_samr_alias_info1(&r_u->ctr.alias.info1, map.nt_name, 1, map.comment); - break; - case 3: - r_u->ptr = 1; - r_u->ctr.switch_value1 = 3; - init_samr_alias_info3(&r_u->ctr.alias.info3, map.comment); - break; - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__)); - - return r_u->status; -} - -#if 0 -/******************************************************************* - samr_reply_lookup_ids - ********************************************************************/ - - uint32 _samr_lookup_ids(pipes_struct *p, SAMR_Q_LOOKUP_IDS *q_u, SAMR_R_LOOKUP_IDS *r_u) -{ - uint32 rid[MAX_SAM_ENTRIES]; - int num_rids = q_u->num_sids1; - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__)); - - if (num_rids > MAX_SAM_ENTRIES) { - num_rids = MAX_SAM_ENTRIES; - DEBUG(5,("_samr_lookup_ids: truncating entries to %d\n", num_rids)); - } - -#if 0 - int i; - SMB_ASSERT_ARRAY(q_u->uni_user_name, num_rids); - - for (i = 0; i < num_rids && status == 0; i++) - { - struct sam_passwd *sam_pass; - fstring user_name; - - - fstrcpy(user_name, unistrn2(q_u->uni_user_name[i].buffer, - q_u->uni_user_name[i].uni_str_len)); - - /* find the user account */ - become_root(); - sam_pass = get_smb21pwd_entry(user_name, 0); - unbecome_root(); - - if (sam_pass == NULL) - { - status = 0xC0000000 | NT_STATUS_NO_SUCH_USER; - rid[i] = 0; - } - else - { - rid[i] = sam_pass->user_rid; - } - } -#endif - - num_rids = 1; - rid[0] = BUILTIN_ALIAS_RID_USERS; - - init_samr_r_lookup_ids(&r_u, num_rids, rid, NT_STATUS_OK); - - DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__)); - - return r_u->status; -} -#endif - -/******************************************************************* - _samr_lookup_names - ********************************************************************/ - -NTSTATUS _samr_lookup_names(pipes_struct *p, SAMR_Q_LOOKUP_NAMES *q_u, SAMR_R_LOOKUP_NAMES *r_u) -{ - uint32 rid[MAX_SAM_ENTRIES]; - uint32 local_rid; - enum SID_NAME_USE type[MAX_SAM_ENTRIES]; - enum SID_NAME_USE local_type; - int i; - int num_rids = q_u->num_names2; - DOM_SID pol_sid; - fstring sid_str; - uint32 acc_granted; - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_lookup_names: %d\n", __LINE__)); - - ZERO_ARRAY(rid); - ZERO_ARRAY(type); - - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted)) { - init_samr_r_lookup_names(p->mem_ctx, r_u, 0, NULL, NULL, NT_STATUS_OBJECT_TYPE_MISMATCH); - return r_u->status; - } - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, 0, "_samr_lookup_names"))) { /* Don't know the acc_bits yet */ - return r_u->status; - } - - if (num_rids > MAX_SAM_ENTRIES) { - num_rids = MAX_SAM_ENTRIES; - DEBUG(5,("_samr_lookup_names: truncating entries to %d\n", num_rids)); - } - - DEBUG(5,("_samr_lookup_names: looking name on SID %s\n", sid_to_string(sid_str, &pol_sid))); - - become_root(); /* local_lookup_name can require root privs */ - - for (i = 0; i < num_rids; i++) { - fstring name; - DOM_SID sid; - - r_u->status = NT_STATUS_NONE_MAPPED; - - rid [i] = 0xffffffff; - type[i] = SID_NAME_UNKNOWN; - - rpcstr_pull(name, q_u->uni_name[i].buffer, sizeof(name), q_u->uni_name[i].uni_str_len*2, 0); - - /* - * we are only looking for a name - * the SID we get back can be outside - * the scope of the pol_sid - * - * in clear: it prevents to reply to domain\group: yes - * when only builtin\group exists. - * - * a cleaner code is to add the sid of the domain we're looking in - * to the local_lookup_name function. - */ - if(local_lookup_name(name, &sid, &local_type)) { - sid_split_rid(&sid, &local_rid); - - if (sid_equal(&sid, &pol_sid)) { - rid[i]=local_rid; - type[i]=local_type; - r_u->status = NT_STATUS_OK; - } - } - } - - unbecome_root(); - - init_samr_r_lookup_names(p->mem_ctx, r_u, num_rids, rid, (uint32 *)type, r_u->status); - - DEBUG(5,("_samr_lookup_names: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - _samr_chgpasswd_user - ********************************************************************/ - -NTSTATUS _samr_chgpasswd_user(pipes_struct *p, SAMR_Q_CHGPASSWD_USER *q_u, SAMR_R_CHGPASSWD_USER *r_u) -{ - fstring user_name; - fstring wks; - - DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__)); - - r_u->status = NT_STATUS_OK; - - rpcstr_pull(user_name, q_u->uni_user_name.buffer, sizeof(user_name), q_u->uni_user_name.uni_str_len*2, 0); - rpcstr_pull(wks, q_u->uni_dest_host.buffer, sizeof(wks), q_u->uni_dest_host.uni_str_len*2,0); - - DEBUG(5,("samr_chgpasswd_user: user: %s wks: %s\n", user_name, wks)); - - /* - * Pass the user through the NT -> unix user mapping - * function. - */ - - (void)map_username(user_name); - - /* - * UNIX username case mangling not required, pass_oem_change - * is case insensitive. - */ - - r_u->status = pass_oem_change(user_name, q_u->lm_newpass.pass, q_u->lm_oldhash.hash, - q_u->nt_newpass.pass, q_u->nt_oldhash.hash); - - init_samr_r_chgpasswd_user(r_u, r_u->status); - - DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* -makes a SAMR_R_LOOKUP_RIDS structure. -********************************************************************/ - -static BOOL make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names, fstring names[], - UNIHDR **pp_hdr_name, UNISTR2 **pp_uni_name) -{ - uint32 i; - UNIHDR *hdr_name=NULL; - UNISTR2 *uni_name=NULL; - - *pp_uni_name = NULL; - *pp_hdr_name = NULL; - - if (num_names != 0) { - hdr_name = (UNIHDR *)talloc_zero(ctx, sizeof(UNIHDR)*num_names); - if (hdr_name == NULL) - return False; - - uni_name = (UNISTR2 *)talloc_zero(ctx,sizeof(UNISTR2)*num_names); - if (uni_name == NULL) - return False; - } - - for (i = 0; i < num_names; i++) { - int len = names[i] != NULL ? strlen(names[i]) : 0; - DEBUG(10, ("names[%d]:%s\n", i, names[i])); - init_uni_hdr(&hdr_name[i], len); - init_unistr2(&uni_name[i], names[i], len); - } - - *pp_uni_name = uni_name; - *pp_hdr_name = hdr_name; - - return True; -} - -/******************************************************************* - _samr_lookup_rids - ********************************************************************/ - -NTSTATUS _samr_lookup_rids(pipes_struct *p, SAMR_Q_LOOKUP_RIDS *q_u, SAMR_R_LOOKUP_RIDS *r_u) -{ - fstring group_names[MAX_SAM_ENTRIES]; - uint32 *group_attrs = NULL; - UNIHDR *hdr_name = NULL; - UNISTR2 *uni_name = NULL; - DOM_SID pol_sid; - int num_rids = q_u->num_rids1; - int i; - uint32 acc_granted; - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__)); - - /* find the policy handle. open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (num_rids > MAX_SAM_ENTRIES) { - num_rids = MAX_SAM_ENTRIES; - DEBUG(5,("_samr_lookup_rids: truncating entries to %d\n", num_rids)); - } - - if (num_rids) { - if ((group_attrs = (uint32 *)talloc_zero(p->mem_ctx, num_rids * sizeof(uint32))) == NULL) - return NT_STATUS_NO_MEMORY; - } - - r_u->status = NT_STATUS_NONE_MAPPED; - - become_root(); /* lookup_sid can require root privs */ - - for (i = 0; i < num_rids; i++) { - fstring tmpname; - fstring domname; - DOM_SID sid; - enum SID_NAME_USE type; - - group_attrs[i] = SID_NAME_UNKNOWN; - *group_names[i] = '\0'; - - if (sid_equal(&pol_sid, get_global_sam_sid())) { - sid_copy(&sid, &pol_sid); - sid_append_rid(&sid, q_u->rid[i]); - - if (lookup_sid(&sid, domname, tmpname, &type)) { - r_u->status = NT_STATUS_OK; - group_attrs[i] = (uint32)type; - fstrcpy(group_names[i],tmpname); - DEBUG(5,("_samr_lookup_rids: %s:%d\n", group_names[i], group_attrs[i])); - } - } - } - - unbecome_root(); - - if(!make_samr_lookup_rids(p->mem_ctx, num_rids, group_names, &hdr_name, &uni_name)) - return NT_STATUS_NO_MEMORY; - - init_samr_r_lookup_rids(r_u, num_rids, hdr_name, uni_name, group_attrs); - - DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - _api_samr_open_user. Safe - gives out no passwd info. - ********************************************************************/ - -NTSTATUS _api_samr_open_user(pipes_struct *p, SAMR_Q_OPEN_USER *q_u, SAMR_R_OPEN_USER *r_u) -{ - SAM_ACCOUNT *sampass=NULL; - DOM_SID sid; - POLICY_HND domain_pol = q_u->domain_pol; - POLICY_HND *user_pol = &r_u->user_pol; - struct samr_info *info = NULL; - SEC_DESC *psd = NULL; - uint32 acc_granted; - uint32 des_access = q_u->access_mask; - size_t sd_size; - BOOL ret; - NTSTATUS nt_status; - - r_u->status = NT_STATUS_OK; - - /* find the domain policy handle and get domain SID / access bits in the domain policy. */ - if (!get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(nt_status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_user"))) { - return nt_status; - } - - nt_status = pdb_init_sam_talloc(p->mem_ctx, &sampass); - if (!NT_STATUS_IS_OK(nt_status)) { - return nt_status; - } - - /* append the user's RID to it */ - if (!sid_append_rid(&sid, q_u->user_rid)) - return NT_STATUS_NO_SUCH_USER; - - /* check if access can be granted as requested by client. */ - samr_make_usr_obj_sd(p->mem_ctx, &psd, &sd_size, &sid); - se_map_generic(&des_access, &usr_generic_mapping); - if (!NT_STATUS_IS_OK(nt_status = - access_check_samr_object(psd, p->pipe_user.nt_user_token, - des_access, &acc_granted, "_samr_open_user"))) { - return nt_status; - } - - become_root(); - ret=pdb_getsampwsid(sampass, &sid); - unbecome_root(); - - /* check that the SID exists in our domain. */ - if (ret == False) { - return NT_STATUS_NO_SUCH_USER; - } - - pdb_free_sam(&sampass); - - /* associate the user's SID and access bits with the new handle. */ - if ((info = get_samr_info_by_sid(&sid)) == NULL) - return NT_STATUS_NO_MEMORY; - info->acc_granted = acc_granted; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - return r_u->status; -} - -/************************************************************************* - get_user_info_10. Safe. Only gives out acb bits. - *************************************************************************/ - -static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx, SAM_USER_INFO_10 *id10, DOM_SID *user_sid) -{ - SAM_ACCOUNT *smbpass=NULL; - BOOL ret; - NTSTATUS nt_status; - - nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass); - - if (!NT_STATUS_IS_OK(nt_status)) { - return nt_status; - } - - become_root(); - ret = pdb_getsampwsid(smbpass, user_sid); - unbecome_root(); - - if (ret==False) { - DEBUG(4,("User %s not found\n", sid_string_static(user_sid))); - return NT_STATUS_NO_SUCH_USER; - } - - DEBUG(3,("User:[%s]\n", pdb_get_username(smbpass) )); - - ZERO_STRUCTP(id10); - init_sam_user_info10(id10, pdb_get_acct_ctrl(smbpass) ); - - pdb_free_sam(&smbpass); - - return NT_STATUS_OK; -} - -/************************************************************************* - get_user_info_12. OK - this is the killer as it gives out password info. - Ensure that this is only allowed on an encrypted connection with a root - user. JRA. - *************************************************************************/ - -static NTSTATUS get_user_info_12(pipes_struct *p, TALLOC_CTX *mem_ctx, SAM_USER_INFO_12 * id12, DOM_SID *user_sid) -{ - SAM_ACCOUNT *smbpass=NULL; - BOOL ret; - NTSTATUS nt_status; - - if (!p->ntlmssp_auth_validated) - return NT_STATUS_ACCESS_DENIED; - - if (!(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SIGN) || !(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SEAL)) - return NT_STATUS_ACCESS_DENIED; - - /* - * Do *NOT* do become_root()/unbecome_root() here ! JRA. - */ - - nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass); - - if (!NT_STATUS_IS_OK(nt_status)) { - return nt_status; - } - - ret = pdb_getsampwsid(smbpass, user_sid); - - if (ret == False) { - DEBUG(4, ("User %s not found\n", sid_string_static(user_sid))); - pdb_free_sam(&smbpass); - return (geteuid() == (uid_t)0) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED; - } - - DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) )); - - if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) { - pdb_free_sam(&smbpass); - return NT_STATUS_ACCOUNT_DISABLED; - } - - ZERO_STRUCTP(id12); - init_sam_user_info12(id12, pdb_get_lanman_passwd(smbpass), pdb_get_nt_passwd(smbpass)); - - pdb_free_sam(&smbpass); - - return NT_STATUS_OK; -} - -/************************************************************************* - get_user_info_20 - *************************************************************************/ - -static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx, SAM_USER_INFO_20 *id20, DOM_SID *user_sid) -{ - SAM_ACCOUNT *sampass=NULL; - BOOL ret; - - pdb_init_sam_talloc(mem_ctx, &sampass); - - become_root(); - ret = pdb_getsampwsid(sampass, user_sid); - unbecome_root(); - - if (ret == False) { - DEBUG(4,("User %s not found\n", sid_string_static(user_sid))); - return NT_STATUS_NO_SUCH_USER; - } - - samr_clear_sam_passwd(sampass); - - DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) )); - - ZERO_STRUCTP(id20); - init_sam_user_info20A(id20, sampass); - - pdb_free_sam(&sampass); - - return NT_STATUS_OK; -} - -/************************************************************************* - get_user_info_21 - *************************************************************************/ - -static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx, SAM_USER_INFO_21 *id21, - DOM_SID *user_sid, DOM_SID *domain_sid) -{ - SAM_ACCOUNT *sampass=NULL; - BOOL ret; - NTSTATUS nt_status; - - nt_status = pdb_init_sam_talloc(mem_ctx, &sampass); - if (!NT_STATUS_IS_OK(nt_status)) { - return nt_status; - } - - become_root(); - ret = pdb_getsampwsid(sampass, user_sid); - unbecome_root(); - - if (ret == False) { - DEBUG(4,("User %s not found\n", sid_string_static(user_sid))); - return NT_STATUS_NO_SUCH_USER; - } - - samr_clear_sam_passwd(sampass); - - DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) )); - - ZERO_STRUCTP(id21); - nt_status = init_sam_user_info21A(id21, sampass, domain_sid); - - pdb_free_sam(&sampass); - - return NT_STATUS_OK; -} - -/******************************************************************* - _samr_query_userinfo - ********************************************************************/ - -NTSTATUS _samr_query_userinfo(pipes_struct *p, SAMR_Q_QUERY_USERINFO *q_u, SAMR_R_QUERY_USERINFO *r_u) -{ - SAM_USERINFO_CTR *ctr; - struct samr_info *info = NULL; - DOM_SID domain_sid; - uint32 rid; - - r_u->status=NT_STATUS_OK; - - /* search for the handle */ - if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) - return NT_STATUS_INVALID_HANDLE; - - domain_sid = info->sid; - - sid_split_rid(&domain_sid, &rid); - - if (!sid_check_is_in_our_domain(&info->sid)) - return NT_STATUS_OBJECT_TYPE_MISMATCH; - - DEBUG(5,("_samr_query_userinfo: sid:%s\n", sid_string_static(&info->sid))); - - ctr = (SAM_USERINFO_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_USERINFO_CTR)); - if (!ctr) - return NT_STATUS_NO_MEMORY; - - ZERO_STRUCTP(ctr); - - /* ok! user info levels (lots: see MSDEV help), off we go... */ - ctr->switch_value = q_u->switch_value; - - switch (q_u->switch_value) { - case 0x10: - ctr->info.id10 = (SAM_USER_INFO_10 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_10)); - if (ctr->info.id10 == NULL) - return NT_STATUS_NO_MEMORY; - - if (!NT_STATUS_IS_OK(r_u->status = get_user_info_10(p->mem_ctx, ctr->info.id10, &info->sid))) - return r_u->status; - break; - -#if 0 -/* whoops - got this wrong. i think. or don't understand what's happening. */ - case 0x11: - { - NTTIME expire; - info = (void *)&id11; - - expire.low = 0xffffffff; - expire.high = 0x7fffffff; - - ctr->info.id = (SAM_USER_INFO_11 *)talloc_zero(p->mem_ctx, - sizeof - (*ctr-> - info. - id11)); - ZERO_STRUCTP(ctr->info.id11); - init_sam_user_info11(ctr->info.id11, &expire, - "BROOKFIELDS$", /* name */ - 0x03ef, /* user rid */ - 0x201, /* group rid */ - 0x0080); /* acb info */ - - break; - } -#endif - - case 0x12: - ctr->info.id12 = (SAM_USER_INFO_12 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_12)); - if (ctr->info.id12 == NULL) - return NT_STATUS_NO_MEMORY; - - if (!NT_STATUS_IS_OK(r_u->status = get_user_info_12(p, p->mem_ctx, ctr->info.id12, &info->sid))) - return r_u->status; - break; - - case 20: - ctr->info.id20 = (SAM_USER_INFO_20 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_20)); - if (ctr->info.id20 == NULL) - return NT_STATUS_NO_MEMORY; - if (!NT_STATUS_IS_OK(r_u->status = get_user_info_20(p->mem_ctx, ctr->info.id20, &info->sid))) - return r_u->status; - break; - - case 21: - ctr->info.id21 = (SAM_USER_INFO_21 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_21)); - if (ctr->info.id21 == NULL) - return NT_STATUS_NO_MEMORY; - if (!NT_STATUS_IS_OK(r_u->status = get_user_info_21(p->mem_ctx, ctr->info.id21, - &info->sid, &domain_sid))) - return r_u->status; - break; - - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - init_samr_r_query_userinfo(r_u, ctr, r_u->status); - - DEBUG(5,("_samr_query_userinfo: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - samr_reply_query_usergroups - ********************************************************************/ - -NTSTATUS _samr_query_usergroups(pipes_struct *p, SAMR_Q_QUERY_USERGROUPS *q_u, SAMR_R_QUERY_USERGROUPS *r_u) -{ - SAM_ACCOUNT *sam_pass=NULL; - DOM_SID sid; - DOM_GID *gids = NULL; - int num_groups = 0; - uint32 acc_granted; - BOOL ret; - - /* - * from the SID in the request: - * we should send back the list of DOMAIN GROUPS - * the user is a member of - * - * and only the DOMAIN GROUPS - * no ALIASES !!! neither aliases of the domain - * nor aliases of the builtin SID - * - * JFM, 12/2/2001 - */ - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__)); - - /* find the policy handle. open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_USER_GET_GROUPS, "_samr_query_usergroups"))) { - return r_u->status; - } - - if (!sid_check_is_in_our_domain(&sid)) - return NT_STATUS_OBJECT_TYPE_MISMATCH; - - pdb_init_sam(&sam_pass); - - become_root(); - ret = pdb_getsampwsid(sam_pass, &sid); - unbecome_root(); - - if (ret == False) { - pdb_free_sam(&sam_pass); - return NT_STATUS_NO_SUCH_USER; - } - - if(!get_domain_user_groups(p->mem_ctx, &num_groups, &gids, sam_pass)) { - pdb_free_sam(&sam_pass); - return NT_STATUS_NO_SUCH_GROUP; - } - - /* construct the response. lkclXXXX: gids are not copied! */ - init_samr_r_query_usergroups(r_u, num_groups, gids, r_u->status); - - DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__)); - - pdb_free_sam(&sam_pass); - - return r_u->status; -} - -/******************************************************************* - _samr_query_dom_info - ********************************************************************/ - -NTSTATUS _samr_query_dom_info(pipes_struct *p, SAMR_Q_QUERY_DOMAIN_INFO *q_u, SAMR_R_QUERY_DOMAIN_INFO *r_u) -{ - struct samr_info *info = NULL; - SAM_UNK_CTR *ctr; - uint32 min_pass_len,pass_hist,flag; - time_t u_expire, u_min_age; - NTTIME nt_expire, nt_min_age; - - time_t u_lock_duration, u_reset_time; - NTTIME nt_lock_duration, nt_reset_time; - uint32 lockout; - - time_t u_logout; - NTTIME nt_logout; - - uint32 account_policy_temp; - - uint32 num_users=0, num_groups=0, num_aliases=0; - - if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL) - return NT_STATUS_NO_MEMORY; - - ZERO_STRUCTP(ctr); - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__)); - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info)) - return NT_STATUS_INVALID_HANDLE; - - switch (q_u->switch_value) { - case 0x01: - - account_policy_get(AP_MIN_PASSWORD_LEN, &account_policy_temp); - min_pass_len = account_policy_temp; - - account_policy_get(AP_PASSWORD_HISTORY, &account_policy_temp); - pass_hist = account_policy_temp; - - account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp); - flag = account_policy_temp; - - account_policy_get(AP_MAX_PASSWORD_AGE, &account_policy_temp); - u_expire = account_policy_temp; - - account_policy_get(AP_MIN_PASSWORD_AGE, &account_policy_temp); - u_min_age = account_policy_temp; - - unix_to_nt_time_abs(&nt_expire, u_expire); - unix_to_nt_time_abs(&nt_min_age, u_min_age); - - init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist, - flag, nt_expire, nt_min_age); - break; - case 0x02: - become_root(); - r_u->status=load_sampwd_entries(info, ACB_NORMAL, False); - unbecome_root(); - if (!NT_STATUS_IS_OK(r_u->status)) { - DEBUG(5, ("_samr_query_dispinfo: load_sampwd_entries failed\n")); - return r_u->status; - } - num_users=info->disp_info.num_user_account; - free_samr_db(info); - - r_u->status=load_group_domain_entries(info, get_global_sam_sid()); - if (!NT_STATUS_IS_OK(r_u->status)) { - DEBUG(5, ("_samr_query_dispinfo: load_group_domain_entries failed\n")); - return r_u->status; - } - num_groups=info->disp_info.num_group_account; - free_samr_db(info); - - /* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */ - init_unk_info2(&ctr->info.inf2, lp_workgroup(), lp_netbios_name(), (uint32) time(NULL), - num_users, num_groups, num_aliases); - break; - case 0x03: - account_policy_get(AP_TIME_TO_LOGOUT, (int *)&u_logout); - unix_to_nt_time_abs(&nt_logout, u_logout); - - init_unk_info3(&ctr->info.inf3, nt_logout); - break; - case 0x05: - init_unk_info5(&ctr->info.inf5, lp_netbios_name()); - break; - case 0x06: - init_unk_info6(&ctr->info.inf6); - break; - case 0x07: - init_unk_info7(&ctr->info.inf7); - break; - case 0x0c: - account_policy_get(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp); - u_lock_duration = account_policy_temp; - - account_policy_get(AP_RESET_COUNT_TIME, &account_policy_temp); - u_reset_time = account_policy_temp; - - account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp); - lockout = account_policy_temp; - - unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration); - unix_to_nt_time_abs(&nt_reset_time, u_reset_time); - - init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout); - break; - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - init_samr_r_query_dom_info(r_u, q_u->switch_value, ctr, NT_STATUS_OK); - - DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - _api_samr_create_user - Create an account, can be either a normal user or a machine. - This funcion will need to be updated for bdc/domain trusts. - ********************************************************************/ - -NTSTATUS _api_samr_create_user(pipes_struct *p, SAMR_Q_CREATE_USER *q_u, SAMR_R_CREATE_USER *r_u) -{ - SAM_ACCOUNT *sam_pass=NULL; - fstring account; - DOM_SID sid; - pstring add_script; - POLICY_HND dom_pol = q_u->domain_pol; - UNISTR2 user_account = q_u->uni_name; - uint16 acb_info = q_u->acb_info; - POLICY_HND *user_pol = &r_u->user_pol; - struct samr_info *info = NULL; - BOOL ret; - NTSTATUS nt_status; - struct passwd *pw; - uint32 acc_granted; - SEC_DESC *psd; - size_t sd_size; - uint32 des_access; - - /* Get the domain SID stored in the domain policy */ - if (!get_lsa_policy_samr_sid(p, &dom_pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(nt_status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_USER, "_samr_create_user"))) { - return nt_status; - } - - /* find the account: tell the caller if it exists. - lkclXXXX i have *no* idea if this is a problem or not - or even if you are supposed to construct a different - reply if the account already exists... - */ - - rpcstr_pull(account, user_account.buffer, sizeof(account), user_account.uni_str_len*2, 0); - strlower(account); - - pdb_init_sam(&sam_pass); - - become_root(); - ret = pdb_getsampwnam(sam_pass, account); - unbecome_root(); - if (ret == True) { - /* this account exists: say so */ - pdb_free_sam(&sam_pass); - return NT_STATUS_USER_EXISTS; - } - - pdb_free_sam(&sam_pass); - - /* - * NB. VERY IMPORTANT ! This call must be done as the current pipe user, - * *NOT* surrounded by a become_root()/unbecome_root() call. This ensures - * that only people with write access to the smbpasswd file will be able - * to create a user. JRA. - */ - - /* - * add the user in the /etc/passwd file or the unix authority system. - * We don't check if the smb_create_user() function succed or not for 2 reasons: - * a) local_password_change() checks for us if the /etc/passwd account really exists - * b) smb_create_user() would return an error if the account already exists - * and as it could return an error also if it can't create the account, it would be tricky. - * - * So we go the easy way, only check after if the account exists. - * JFM (2/3/2001), to clear any possible bad understanding (-: - * - * We now have seperate script paramaters for adding users/machines so we - * now have some sainity-checking to match. - */ - - DEBUG(10,("checking account %s at pos %d for $ termination\n",account, strlen(account)-1)); -#if 0 - if ((acb_info & ACB_WSTRUST) && (account[strlen(account)-1] == '$')) { - pstrcpy(add_script, lp_addmachine_script()); - } else if ((!(acb_info & ACB_WSTRUST)) && (account[strlen(account)-1] != '$')) { - pstrcpy(add_script, lp_adduser_script()); - } else { - DEBUG(0, ("_api_samr_create_user: mismatch between trust flags and $ termination\n")); - pdb_free_sam(&sam_pass); - return NT_STATUS_UNSUCCESSFUL; - } -#endif - - /* - * we can't check both the ending $ and the acb_info. - * - * UserManager creates trust accounts (ending in $, - * normal that hidden accounts) with the acb_info equals to ACB_NORMAL. - * JFM, 11/29/2001 - */ - if (account[strlen(account)-1] == '$') - pstrcpy(add_script, lp_addmachine_script()); - else - pstrcpy(add_script, lp_adduser_script()); - - if (*add_script) { - int add_ret; - all_string_sub(add_script, "%u", account, sizeof(account)); - add_ret = smbrun(add_script,NULL); - DEBUG(3,("_api_samr_create_user: Running the command `%s' gave %d\n", add_script, add_ret)); - } - - pw = getpwnam_alloc(account); - - if (pw) { - if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_pw(&sam_pass, pw))) { - passwd_free(&pw); - return nt_status; - } - passwd_free(&pw); /* done with this now */ - } else { - DEBUG(3,("attempting to create non-unix account %s\n", account)); - - if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam(&sam_pass))) { - return nt_status; - } - - if (!pdb_set_username(sam_pass, account, PDB_CHANGED)) { - pdb_free_sam(&sam_pass); - return NT_STATUS_NO_MEMORY; - } - } - - pdb_set_acct_ctrl(sam_pass, acb_info, PDB_CHANGED); - - if (!pdb_add_sam_account(sam_pass)) { - pdb_free_sam(&sam_pass); - DEBUG(0, ("could not add user/computer %s to passdb. Check permissions?\n", - account)); - return NT_STATUS_ACCESS_DENIED; - } - - pdb_reset_sam(sam_pass); - - if (!pdb_getsampwnam(sam_pass, account)) { - pdb_free_sam(&sam_pass); - DEBUG(0, ("could not find user/computer %s just added to passdb?!?\n", - account)); - return NT_STATUS_ACCESS_DENIED; - } - - /* Get the user's SID */ - sid_copy(&sid, pdb_get_user_sid(sam_pass)); - - samr_make_usr_obj_sd(p->mem_ctx, &psd, &sd_size, &sid); - se_map_generic(&des_access, &usr_generic_mapping); - if (!NT_STATUS_IS_OK(nt_status = - access_check_samr_object(psd, p->pipe_user.nt_user_token, - des_access, &acc_granted, "_samr_create_user"))) { - return nt_status; - } - - /* associate the user's SID with the new handle. */ - if ((info = get_samr_info_by_sid(&sid)) == NULL) { - pdb_free_sam(&sam_pass); - return NT_STATUS_NO_MEMORY; - } - - ZERO_STRUCTP(info); - info->sid = sid; - info->acc_granted = acc_granted; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) { - pdb_free_sam(&sam_pass); - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - } - - r_u->user_rid=pdb_get_user_rid(sam_pass); - - r_u->access_granted = acc_granted; - - pdb_free_sam(&sam_pass); - - return NT_STATUS_OK; -} - -/******************************************************************* - samr_reply_connect_anon - ********************************************************************/ - -NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CONNECT_ANON *r_u) -{ - struct samr_info *info = NULL; - - /* Access check */ - - if (!pipe_access_check(p)) { - DEBUG(3, ("access denied to samr_connect_anon\n")); - r_u->status = NT_STATUS_ACCESS_DENIED; - return r_u->status; - } - - /* set up the SAMR connect_anon response */ - - r_u->status = NT_STATUS_OK; - - /* associate the user's SID with the new handle. */ - if ((info = get_samr_info_by_sid(NULL)) == NULL) - return NT_STATUS_NO_MEMORY; - - info->status = q_u->unknown_0; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - return r_u->status; -} - -/******************************************************************* - samr_reply_connect - ********************************************************************/ - -NTSTATUS _samr_connect(pipes_struct *p, SAMR_Q_CONNECT *q_u, SAMR_R_CONNECT *r_u) -{ - struct samr_info *info = NULL; - SEC_DESC *psd = NULL; - uint32 acc_granted; - uint32 des_access = q_u->access_mask; - size_t sd_size; - NTSTATUS nt_status; - - - DEBUG(5,("_samr_connect: %d\n", __LINE__)); - - /* Access check */ - - if (!pipe_access_check(p)) { - DEBUG(3, ("access denied to samr_connect\n")); - r_u->status = NT_STATUS_ACCESS_DENIED; - return r_u->status; - } - - samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size); - se_map_generic(&des_access, &sam_generic_mapping); - if (!NT_STATUS_IS_OK(nt_status = - access_check_samr_object(psd, p->pipe_user.nt_user_token, - des_access, &acc_granted, "_samr_connect"))) { - return nt_status; - } - - r_u->status = NT_STATUS_OK; - - /* associate the user's SID and access granted with the new handle. */ - if ((info = get_samr_info_by_sid(NULL)) == NULL) - return NT_STATUS_NO_MEMORY; - - info->acc_granted = acc_granted; - info->status = q_u->access_mask; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - DEBUG(5,("_samr_connect: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - samr_connect4 - ********************************************************************/ - -NTSTATUS _samr_connect4(pipes_struct *p, SAMR_Q_CONNECT4 *q_u, SAMR_R_CONNECT4 *r_u) -{ - struct samr_info *info = NULL; - SEC_DESC *psd = NULL; - uint32 acc_granted; - uint32 des_access = q_u->access_mask; - size_t sd_size; - NTSTATUS nt_status; - - - DEBUG(5,("_samr_connect4: %d\n", __LINE__)); - - /* Access check */ - - if (!pipe_access_check(p)) { - DEBUG(3, ("access denied to samr_connect4\n")); - r_u->status = NT_STATUS_ACCESS_DENIED; - return r_u->status; - } - - samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size); - se_map_generic(&des_access, &sam_generic_mapping); - if (!NT_STATUS_IS_OK(nt_status = - access_check_samr_object(psd, p->pipe_user.nt_user_token, - des_access, &acc_granted, "_samr_connect"))) { - return nt_status; - } - - r_u->status = NT_STATUS_OK; - - /* associate the user's SID and access granted with the new handle. */ - if ((info = get_samr_info_by_sid(NULL)) == NULL) - return NT_STATUS_NO_MEMORY; - - info->acc_granted = acc_granted; - info->status = q_u->access_mask; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - DEBUG(5,("_samr_connect: %d\n", __LINE__)); - - return r_u->status; -} - -/********************************************************************** - api_samr_lookup_domain - **********************************************************************/ - -NTSTATUS _samr_lookup_domain(pipes_struct *p, SAMR_Q_LOOKUP_DOMAIN *q_u, SAMR_R_LOOKUP_DOMAIN *r_u) -{ - struct samr_info *info; - fstring domain_name; - DOM_SID sid; - - r_u->status = NT_STATUS_OK; - - if (!find_policy_by_hnd(p, &q_u->connect_pol, (void**)&info)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_OPEN_DOMAIN, "_samr_lookup_domain"))) { - return r_u->status; - } - - rpcstr_pull(domain_name, q_u->uni_domain.buffer, sizeof(domain_name), q_u->uni_domain.uni_str_len*2, 0); - - ZERO_STRUCT(sid); - - if (!secrets_fetch_domain_sid(domain_name, &sid)) { - r_u->status = NT_STATUS_NO_SUCH_DOMAIN; - } - - DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name, sid_string_static(&sid))); - - init_samr_r_lookup_domain(r_u, &sid, r_u->status); - - return r_u->status; -} - -/****************************************************************** -makes a SAMR_R_ENUM_DOMAINS structure. -********************************************************************/ - -static BOOL make_enum_domains(TALLOC_CTX *ctx, SAM_ENTRY **pp_sam, - UNISTR2 **pp_uni_name, uint32 num_sam_entries, fstring doms[]) -{ - uint32 i; - SAM_ENTRY *sam; - UNISTR2 *uni_name; - - DEBUG(5, ("make_enum_domains\n")); - - *pp_sam = NULL; - *pp_uni_name = NULL; - - if (num_sam_entries == 0) - return True; - - sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries); - uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries); - - if (sam == NULL || uni_name == NULL) - return False; - - for (i = 0; i < num_sam_entries; i++) { - int len = doms[i] != NULL ? strlen(doms[i]) : 0; - - init_sam_entry(&sam[i], len, 0); - init_unistr2(&uni_name[i], doms[i], len); - } - - *pp_sam = sam; - *pp_uni_name = uni_name; - - return True; -} - -/********************************************************************** - api_samr_enum_domains - **********************************************************************/ - -NTSTATUS _samr_enum_domains(pipes_struct *p, SAMR_Q_ENUM_DOMAINS *q_u, SAMR_R_ENUM_DOMAINS *r_u) -{ - struct samr_info *info; - uint32 num_entries = 2; - fstring dom[2]; - const char *name; - - r_u->status = NT_STATUS_OK; - - if (!find_policy_by_hnd(p, &q_u->pol, (void**)&info)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_ENUM_DOMAINS, "_samr_enum_domains"))) { - return r_u->status; - } - - switch (lp_server_role()) { - case ROLE_DOMAIN_PDC: - case ROLE_DOMAIN_BDC: - name = lp_workgroup(); - break; - default: - name = lp_netbios_name(); - } - - fstrcpy(dom[0],name); - strupper(dom[0]); - fstrcpy(dom[1],"Builtin"); - - if (!make_enum_domains(p->mem_ctx, &r_u->sam, &r_u->uni_dom_name, num_entries, dom)) - return NT_STATUS_NO_MEMORY; - - init_samr_r_enum_domains(r_u, q_u->start_idx + num_entries, num_entries); - - return r_u->status; -} - -/******************************************************************* - api_samr_open_alias - ********************************************************************/ - -NTSTATUS _api_samr_open_alias(pipes_struct *p, SAMR_Q_OPEN_ALIAS *q_u, SAMR_R_OPEN_ALIAS *r_u) -{ - DOM_SID sid; - POLICY_HND domain_pol = q_u->dom_pol; - uint32 alias_rid = q_u->rid_alias; - POLICY_HND *alias_pol = &r_u->pol; - struct samr_info *info = NULL; - SEC_DESC *psd = NULL; - uint32 acc_granted; - uint32 des_access = q_u->access_mask; - size_t sd_size; - NTSTATUS status; - - r_u->status = NT_STATUS_OK; - - /* find the domain policy and get the SID / access bits stored in the domain policy */ - if (!get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_alias"))) { - return status; - } - - /* append the alias' RID to it */ - if (!sid_append_rid(&sid, alias_rid)) - return NT_STATUS_NO_SUCH_USER; - - /*check if access can be granted as requested by client. */ - samr_make_ali_obj_sd(p->mem_ctx, &psd, &sd_size); - se_map_generic(&des_access,&ali_generic_mapping); - if (!NT_STATUS_IS_OK(status = - access_check_samr_object(psd, p->pipe_user.nt_user_token, - des_access, &acc_granted, "_samr_open_alias"))) { - return status; - } - - /* - * we should check if the rid really exist !!! - * JFM. - */ - - /* associate the user's SID with the new handle. */ - if ((info = get_samr_info_by_sid(&sid)) == NULL) - return NT_STATUS_NO_MEMORY; - - info->acc_granted = acc_granted; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, alias_pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - return r_u->status; -} - -/******************************************************************* - set_user_info_10 - ********************************************************************/ - -static BOOL set_user_info_10(const SAM_USER_INFO_10 *id10, DOM_SID *sid) -{ - SAM_ACCOUNT *pwd =NULL; - BOOL ret; - - pdb_init_sam(&pwd); - - ret = pdb_getsampwsid(pwd, sid); - - if(ret==False) { - pdb_free_sam(&pwd); - return False; - } - - if (id10 == NULL) { - DEBUG(5, ("set_user_info_10: NULL id10\n")); - pdb_free_sam(&pwd); - return False; - } - - /* FIX ME: check if the value is really changed --metze */ - if (!pdb_set_acct_ctrl(pwd, id10->acb_info, PDB_CHANGED)) { - pdb_free_sam(&pwd); - return False; - } - - if(!pdb_update_sam_account(pwd)) { - pdb_free_sam(&pwd); - return False; - } - - pdb_free_sam(&pwd); - - return True; -} - -/******************************************************************* - set_user_info_12 - ********************************************************************/ - -static BOOL set_user_info_12(SAM_USER_INFO_12 *id12, DOM_SID *sid) -{ - SAM_ACCOUNT *pwd = NULL; - - pdb_init_sam(&pwd); - - if(!pdb_getsampwsid(pwd, sid)) { - pdb_free_sam(&pwd); - return False; - } - - if (id12 == NULL) { - DEBUG(2, ("set_user_info_12: id12 is NULL\n")); - pdb_free_sam(&pwd); - return False; - } - - if (!pdb_set_lanman_passwd (pwd, id12->lm_pwd, PDB_CHANGED)) { - pdb_free_sam(&pwd); - return False; - } - if (!pdb_set_nt_passwd (pwd, id12->nt_pwd, PDB_CHANGED)) { - pdb_free_sam(&pwd); - return False; - } - if (!pdb_set_pass_changed_now (pwd)) { - pdb_free_sam(&pwd); - return False; - } - - if(!pdb_update_sam_account(pwd)) { - pdb_free_sam(&pwd); - return False; - } - - pdb_free_sam(&pwd); - return True; -} - -/******************************************************************* - set_user_info_21 - ********************************************************************/ - -static BOOL set_user_info_21(SAM_USER_INFO_21 *id21, DOM_SID *sid) -{ - SAM_ACCOUNT *pwd = NULL; - - if (id21 == NULL) { - DEBUG(5, ("set_user_info_21: NULL id21\n")); - return False; - } - - pdb_init_sam(&pwd); - - if (!pdb_getsampwsid(pwd, sid)) { - pdb_free_sam(&pwd); - return False; - } - - copy_id21_to_sam_passwd(pwd, id21); - - /* - * The funny part about the previous two calls is - * that pwd still has the password hashes from the - * passdb entry. These have not been updated from - * id21. I don't know if they need to be set. --jerry - */ - - /* write the change out */ - if(!pdb_update_sam_account(pwd)) { - pdb_free_sam(&pwd); - return False; - } - - pdb_free_sam(&pwd); - - return True; -} - -/******************************************************************* - set_user_info_23 - ********************************************************************/ - -static BOOL set_user_info_23(SAM_USER_INFO_23 *id23, DOM_SID *sid) -{ - SAM_ACCOUNT *pwd = NULL; - pstring plaintext_buf; - uint32 len; - uint16 acct_ctrl; - - if (id23 == NULL) { - DEBUG(5, ("set_user_info_23: NULL id23\n")); - return False; - } - - pdb_init_sam(&pwd); - - if (!pdb_getsampwsid(pwd, sid)) { - pdb_free_sam(&pwd); - return False; - } - - DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n", - pdb_get_username(pwd))); - - acct_ctrl = pdb_get_acct_ctrl(pwd); - - if (!decode_pw_buffer((char*)id23->pass, plaintext_buf, 256, &len)) { - pdb_free_sam(&pwd); - return False; - } - - if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) { - pdb_free_sam(&pwd); - return False; - } - - copy_id23_to_sam_passwd(pwd, id23); - - /* if it's a trust account, don't update /etc/passwd */ - if ( (!IS_SAM_UNIX_USER(pwd)) || - ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) || - ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) || - ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) { - DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n")); - } else { - /* update the UNIX password */ - if (lp_unix_password_sync() ) - if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) { - pdb_free_sam(&pwd); - return False; - } - } - - ZERO_STRUCT(plaintext_buf); - - if(!pdb_update_sam_account(pwd)) { - pdb_free_sam(&pwd); - return False; - } - - pdb_free_sam(&pwd); - - return True; -} - -/******************************************************************* - set_user_info_pw - ********************************************************************/ - -static BOOL set_user_info_pw(char *pass, DOM_SID *sid) -{ - SAM_ACCOUNT *pwd = NULL; - uint32 len; - pstring plaintext_buf; - uint16 acct_ctrl; - - pdb_init_sam(&pwd); - - if (!pdb_getsampwsid(pwd, sid)) { - pdb_free_sam(&pwd); - return False; - } - - DEBUG(5, ("Attempting administrator password change for user %s\n", - pdb_get_username(pwd))); - - acct_ctrl = pdb_get_acct_ctrl(pwd); - - ZERO_STRUCT(plaintext_buf); - - if (!decode_pw_buffer(pass, plaintext_buf, 256, &len)) { - pdb_free_sam(&pwd); - return False; - } - - if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) { - pdb_free_sam(&pwd); - return False; - } - - /* if it's a trust account, don't update /etc/passwd */ - if ( (!IS_SAM_UNIX_USER(pwd)) || - ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) || - ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) || - ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) { - DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n")); - } else { - /* update the UNIX password */ - if (lp_unix_password_sync()) { - if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) { - pdb_free_sam(&pwd); - return False; - } - } - } - - ZERO_STRUCT(plaintext_buf); - - DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n")); - - /* update the SAMBA password */ - if(!pdb_update_sam_account(pwd)) { - pdb_free_sam(&pwd); - return False; - } - - pdb_free_sam(&pwd); - - return True; -} - -/******************************************************************* - samr_reply_set_userinfo - ********************************************************************/ - -NTSTATUS _samr_set_userinfo(pipes_struct *p, SAMR_Q_SET_USERINFO *q_u, SAMR_R_SET_USERINFO *r_u) -{ - DOM_SID sid; - POLICY_HND *pol = &q_u->pol; - uint16 switch_value = q_u->switch_value; - SAM_USERINFO_CTR *ctr = q_u->ctr; - uint32 acc_granted; - uint32 acc_required; - - DEBUG(5, ("_samr_set_userinfo: %d\n", __LINE__)); - - r_u->status = NT_STATUS_OK; - - /* find the policy handle. open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - acc_required = SA_RIGHT_USER_SET_LOC_COM | SA_RIGHT_USER_SET_ATTRIBUTES; /* This is probably wrong */ - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo"))) { - return r_u->status; - } - - DEBUG(5, ("_samr_set_userinfo: sid:%s, level:%d\n", sid_string_static(&sid), switch_value)); - - if (ctr == NULL) { - DEBUG(5, ("_samr_set_userinfo: NULL info level\n")); - return NT_STATUS_INVALID_INFO_CLASS; - } - - /* ok! user info levels (lots: see MSDEV help), off we go... */ - switch (switch_value) { - case 0x12: - if (!set_user_info_12(ctr->info.id12, &sid)) - return NT_STATUS_ACCESS_DENIED; - break; - - case 24: - SamOEMhash(ctr->info.id24->pass, p->session_key, 516); - - dump_data(100, (char *)ctr->info.id24->pass, 516); - - if (!set_user_info_pw((char *)ctr->info.id24->pass, &sid)) - return NT_STATUS_ACCESS_DENIED; - break; - - case 25: -#if 0 - /* - * Currently we don't really know how to unmarshall - * the level 25 struct, and the password encryption - * is different. This is a placeholder for when we - * do understand it. In the meantime just return INVALID - * info level and W2K SP2 drops down to level 23... JRA. - */ - - SamOEMhash(ctr->info.id25->pass, p->session_key, 532); - - dump_data(100, (char *)ctr->info.id25->pass, 532); - - if (!set_user_info_pw(ctr->info.id25->pass, &sid)) - return NT_STATUS_ACCESS_DENIED; - break; -#endif - return NT_STATUS_INVALID_INFO_CLASS; - - case 23: - SamOEMhash(ctr->info.id23->pass, p->session_key, 516); - - dump_data(100, (char *)ctr->info.id23->pass, 516); - - if (!set_user_info_23(ctr->info.id23, &sid)) - return NT_STATUS_ACCESS_DENIED; - break; - - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - return r_u->status; -} - -/******************************************************************* - samr_reply_set_userinfo2 - ********************************************************************/ - -NTSTATUS _samr_set_userinfo2(pipes_struct *p, SAMR_Q_SET_USERINFO2 *q_u, SAMR_R_SET_USERINFO2 *r_u) -{ - DOM_SID sid; - SAM_USERINFO_CTR *ctr = q_u->ctr; - POLICY_HND *pol = &q_u->pol; - uint16 switch_value = q_u->switch_value; - uint32 acc_granted; - uint32 acc_required; - - DEBUG(5, ("samr_reply_set_userinfo2: %d\n", __LINE__)); - - r_u->status = NT_STATUS_OK; - - /* find the policy handle. open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - acc_required = SA_RIGHT_USER_SET_LOC_COM | SA_RIGHT_USER_SET_ATTRIBUTES; /* This is probably wrong */ - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo2"))) { - return r_u->status; - } - - DEBUG(5, ("samr_reply_set_userinfo2: sid:%s\n", sid_string_static(&sid))); - - if (ctr == NULL) { - DEBUG(5, ("samr_reply_set_userinfo2: NULL info level\n")); - return NT_STATUS_INVALID_INFO_CLASS; - } - - switch_value=ctr->switch_value; - - /* ok! user info levels (lots: see MSDEV help), off we go... */ - switch (switch_value) { - case 21: - if (!set_user_info_21(ctr->info.id21, &sid)) - return NT_STATUS_ACCESS_DENIED; - break; - case 16: - if (!set_user_info_10(ctr->info.id10, &sid)) - return NT_STATUS_ACCESS_DENIED; - break; - case 18: - /* Used by AS/U JRA. */ - if (!set_user_info_12(ctr->info.id12, &sid)) - return NT_STATUS_ACCESS_DENIED; - break; - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - return r_u->status; -} - -/********************************************************************* - _samr_query_aliasmem -*********************************************************************/ - -NTSTATUS _samr_query_useraliases(pipes_struct *p, SAMR_Q_QUERY_USERALIASES *q_u, SAMR_R_QUERY_USERALIASES *r_u) -{ - int num_groups = 0, tmp_num_groups=0; - uint32 *rids=NULL, *new_rids=NULL, *tmp_rids=NULL; - struct samr_info *info = NULL; - int i,j; - - NTSTATUS ntstatus1; - NTSTATUS ntstatus2; - - /* until i see a real useraliases query, we fack one up */ - - /* I have seen one, JFM 2/12/2001 */ - /* - * Explanation of what this call does: - * for all the SID given in the request: - * return a list of alias (local groups) - * that have those SID as members. - * - * and that's the alias in the domain specified - * in the policy_handle - * - * if the policy handle is on an incorrect sid - * for example a user's sid - * we should reply NT_STATUS_OBJECT_TYPE_MISMATCH - */ - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_query_useraliases: %d\n", __LINE__)); - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) - return NT_STATUS_INVALID_HANDLE; - - ntstatus1 = access_check_samr_function(info->acc_granted, SA_RIGHT_DOMAIN_LOOKUP_ALIAS_BY_MEM, "_samr_query_useraliases"); - ntstatus2 = access_check_samr_function(info->acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_query_useraliases"); - - if (!NT_STATUS_IS_OK(ntstatus1) || !NT_STATUS_IS_OK(ntstatus2)) { - if (!(NT_STATUS_EQUAL(ntstatus1,NT_STATUS_ACCESS_DENIED) && NT_STATUS_IS_OK(ntstatus2)) && - !(NT_STATUS_EQUAL(ntstatus1,NT_STATUS_ACCESS_DENIED) && NT_STATUS_IS_OK(ntstatus1))) { - return (NT_STATUS_IS_OK(ntstatus1)) ? ntstatus2 : ntstatus1; - } - } - - if (!sid_check_is_domain(&info->sid) && - !sid_check_is_builtin(&info->sid)) - return NT_STATUS_OBJECT_TYPE_MISMATCH; - - - for (i=0; i<q_u->num_sids1; i++) { - - r_u->status=get_alias_user_groups(p->mem_ctx, &info->sid, &tmp_num_groups, &tmp_rids, &(q_u->sid[i].sid)); - - /* - * if there is an error, we just continue as - * it can be an unfound user or group - */ - if (!NT_STATUS_IS_OK(r_u->status)) { - DEBUG(10,("_samr_query_useraliases: an error occured while getting groups\n")); - continue; - } - - if (tmp_num_groups==0) { - DEBUG(10,("_samr_query_useraliases: no groups found\n")); - continue; - } - - new_rids=(uint32 *)talloc_realloc(p->mem_ctx, rids, (num_groups+tmp_num_groups)*sizeof(uint32)); - if (new_rids==NULL) { - DEBUG(0,("_samr_query_useraliases: could not realloc memory\n")); - return NT_STATUS_NO_MEMORY; - } - rids=new_rids; - - for (j=0; j<tmp_num_groups; j++) - rids[j+num_groups]=tmp_rids[j]; - - safe_free(tmp_rids); - - num_groups+=tmp_num_groups; - } - - init_samr_r_query_useraliases(r_u, num_groups, rids, NT_STATUS_OK); - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_query_aliasmem -*********************************************************************/ - -NTSTATUS _samr_query_aliasmem(pipes_struct *p, SAMR_Q_QUERY_ALIASMEM *q_u, SAMR_R_QUERY_ALIASMEM *r_u) -{ - int i; - - GROUP_MAP map; - int num_uids = 0; - DOM_SID2 *sid; - uid_t *uid=NULL; - - DOM_SID alias_sid; - DOM_SID als_sid; - uint32 alias_rid; - fstring alias_sid_str; - DOM_SID temp_sid; - - SAM_ACCOUNT *sam_user = NULL; - BOOL check; - uint32 acc_granted; - - /* find the policy handle. open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = - access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_GET_MEMBERS, "_samr_query_aliasmem"))) { - return r_u->status; - } - - sid_copy(&als_sid, &alias_sid); - sid_to_string(alias_sid_str, &alias_sid); - sid_split_rid(&alias_sid, &alias_rid); - - DEBUG(10, ("sid is %s\n", alias_sid_str)); - - if (sid_equal(&alias_sid, &global_sid_Builtin)) { - DEBUG(10, ("lookup on Builtin SID (S-1-5-32)\n")); - if(!get_builtin_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_ALIAS; - } else { - if (sid_equal(&alias_sid, get_global_sam_sid())) { - DEBUG(10, ("lookup on Server SID\n")); - if(!get_local_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_ALIAS; - } - } - - if(!get_uid_list_of_group(map.gid, &uid, &num_uids)) - return NT_STATUS_NO_SUCH_ALIAS; - - DEBUG(10, ("sid is %s\n", alias_sid_str)); - sid = (DOM_SID2 *)talloc_zero(p->mem_ctx, sizeof(DOM_SID2) * num_uids); - if (num_uids!=0 && sid == NULL) - return NT_STATUS_NO_MEMORY; - - for (i = 0; i < num_uids; i++) { - struct passwd *pass; - uint32 rid; - - sid_copy(&temp_sid, get_global_sam_sid()); - - pass = getpwuid_alloc(uid[i]); - if (!pass) continue; - - if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_user))) { - passwd_free(&pass); - continue; - } - - become_root(); - check = pdb_getsampwnam(sam_user, pass->pw_name); - unbecome_root(); - - if (check != True) { - pdb_free_sam(&sam_user); - passwd_free(&pass); - continue; - } - - rid = pdb_get_user_rid(sam_user); - if (rid == 0) { - pdb_free_sam(&sam_user); - passwd_free(&pass); - continue; - } - - pdb_free_sam(&sam_user); - passwd_free(&pass); - - sid_append_rid(&temp_sid, rid); - - init_dom_sid2(&sid[i], &temp_sid); - } - - DEBUG(10, ("sid is %s\n", alias_sid_str)); - init_samr_r_query_aliasmem(r_u, num_uids, sid, NT_STATUS_OK); - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_query_groupmem -*********************************************************************/ - -NTSTATUS _samr_query_groupmem(pipes_struct *p, SAMR_Q_QUERY_GROUPMEM *q_u, SAMR_R_QUERY_GROUPMEM *r_u) -{ - int num_uids = 0; - int i; - DOM_SID group_sid; - uint32 group_rid; - fstring group_sid_str; - uid_t *uid=NULL; - - GROUP_MAP map; - - uint32 *rid=NULL; - uint32 *attr=NULL; - - SAM_ACCOUNT *sam_user = NULL; - BOOL check; - uint32 acc_granted; - - /* find the policy handle. open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_GET_MEMBERS, "_samr_query_groupmem"))) { - return r_u->status; - } - - /* todo: change to use sid_compare_front */ - - sid_split_rid(&group_sid, &group_rid); - sid_to_string(group_sid_str, &group_sid); - DEBUG(10, ("sid is %s\n", group_sid_str)); - - /* can we get a query for an SID outside our domain ? */ - if (!sid_equal(&group_sid, get_global_sam_sid())) - return NT_STATUS_NO_SUCH_GROUP; - - sid_append_rid(&group_sid, group_rid); - DEBUG(10, ("lookup on Domain SID\n")); - - if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_GROUP; - - if(!get_uid_list_of_group(map.gid, &uid, &num_uids)) - return NT_STATUS_NO_SUCH_GROUP; - - rid=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids); - attr=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids); - - if (num_uids!=0 && (rid==NULL || attr==NULL)) - return NT_STATUS_NO_MEMORY; - - for (i=0; i<num_uids; i++) { - struct passwd *pass; - uint32 urid; - - pass = getpwuid_alloc(uid[i]); - if (!pass) continue; - - if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_user))) { - passwd_free(&pass); - continue; - } - - become_root(); - check = pdb_getsampwnam(sam_user, pass->pw_name); - unbecome_root(); - - if (check != True) { - pdb_free_sam(&sam_user); - passwd_free(&pass); - continue; - } - - urid = pdb_get_user_rid(sam_user); - if (urid == 0) { - pdb_free_sam(&sam_user); - passwd_free(&pass); - continue; - } - - pdb_free_sam(&sam_user); - passwd_free(&pass); - - rid[i] = urid; - attr[i] = SID_NAME_USER; - } - - init_samr_r_query_groupmem(r_u, num_uids, rid, attr, NT_STATUS_OK); - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_add_aliasmem -*********************************************************************/ - -NTSTATUS _samr_add_aliasmem(pipes_struct *p, SAMR_Q_ADD_ALIASMEM *q_u, SAMR_R_ADD_ALIASMEM *r_u) -{ - DOM_SID alias_sid; - fstring alias_sid_str; - uid_t uid; - struct passwd *pwd; - struct group *grp; - fstring grp_name; - GROUP_MAP map; - NTSTATUS ret; - SAM_ACCOUNT *sam_user = NULL; - BOOL check; - uint32 acc_granted; - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_ADD_MEMBER, "_samr_add_aliasmem"))) { - return r_u->status; - } - - sid_to_string(alias_sid_str, &alias_sid); - DEBUG(10, ("sid is %s\n", alias_sid_str)); - - if (sid_compare(&alias_sid, get_global_sam_sid())>0) { - DEBUG(10, ("adding member on Server SID\n")); - if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_ALIAS; - - } else { - if (sid_compare(&alias_sid, &global_sid_Builtin)>0) { - DEBUG(10, ("adding member on BUILTIN SID\n")); - if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_ALIAS; - - } else - return NT_STATUS_NO_SUCH_ALIAS; - } - - ret = pdb_init_sam(&sam_user); - if (!NT_STATUS_IS_OK(ret)) - return ret; - - check = pdb_getsampwsid(sam_user, &q_u->sid.sid); - - if (check != True) { - pdb_free_sam(&sam_user); - return NT_STATUS_NO_SUCH_USER; - } - - uid = pdb_get_uid(sam_user); - if (uid == -1) { - pdb_free_sam(&sam_user); - return NT_STATUS_NO_SUCH_USER; - } - - pdb_free_sam(&sam_user); - - if ((pwd=getpwuid_alloc(uid)) == NULL) { - return NT_STATUS_NO_SUCH_USER; - } - - if ((grp=getgrgid(map.gid)) == NULL) { - passwd_free(&pwd); - return NT_STATUS_NO_SUCH_ALIAS; - } - - /* we need to copy the name otherwise it's overloaded in user_in_group_list */ - fstrcpy(grp_name, grp->gr_name); - - /* if the user is already in the group */ - if(user_in_unix_group_list(pwd->pw_name, grp_name)) { - passwd_free(&pwd); - return NT_STATUS_MEMBER_IN_ALIAS; - } - - /* - * ok, the group exist, the user exist, the user is not in the group, - * we can (finally) add it to the group ! - */ - smb_add_user_group(grp_name, pwd->pw_name); - - /* check if the user has been added then ... */ - if(!user_in_unix_group_list(pwd->pw_name, grp_name)) { - passwd_free(&pwd); - return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */ - } - - passwd_free(&pwd); - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_del_aliasmem -*********************************************************************/ - -NTSTATUS _samr_del_aliasmem(pipes_struct *p, SAMR_Q_DEL_ALIASMEM *q_u, SAMR_R_DEL_ALIASMEM *r_u) -{ - DOM_SID alias_sid; - fstring alias_sid_str; - struct group *grp; - fstring grp_name; - GROUP_MAP map; - SAM_ACCOUNT *sam_pass=NULL; - uint32 acc_granted; - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_REMOVE_MEMBER, "_samr_del_aliasmem"))) { - return r_u->status; - } - - sid_to_string(alias_sid_str, &alias_sid); - DEBUG(10, ("_samr_del_aliasmem:sid is %s\n", alias_sid_str)); - - if (!sid_check_is_in_our_domain(&alias_sid) && - !sid_check_is_in_builtin(&alias_sid)) { - DEBUG(10, ("_samr_del_aliasmem:invalid alias group\n")); - return NT_STATUS_NO_SUCH_ALIAS; - } - - if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_ALIAS; - - if ((grp=getgrgid(map.gid)) == NULL) - return NT_STATUS_NO_SUCH_ALIAS; - - /* we need to copy the name otherwise it's overloaded in user_in_unix_group_list */ - fstrcpy(grp_name, grp->gr_name); - - /* check if the user exists before trying to remove it from the group */ - pdb_init_sam(&sam_pass); - if(!pdb_getsampwsid(sam_pass, &q_u->sid.sid)) { - DEBUG(5,("_samr_del_aliasmem:User %s doesn't exist.\n", pdb_get_username(sam_pass))); - pdb_free_sam(&sam_pass); - return NT_STATUS_NO_SUCH_USER; - } - - /* if the user is not in the group */ - if(!user_in_unix_group_list(pdb_get_username(sam_pass), grp_name)) { - pdb_free_sam(&sam_pass); - return NT_STATUS_MEMBER_IN_ALIAS; - } - - smb_delete_user_group(grp_name, pdb_get_username(sam_pass)); - - /* check if the user has been removed then ... */ - if(user_in_unix_group_list(pdb_get_username(sam_pass), grp_name)) { - pdb_free_sam(&sam_pass); - return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */ - } - - pdb_free_sam(&sam_pass); - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_add_groupmem -*********************************************************************/ - -NTSTATUS _samr_add_groupmem(pipes_struct *p, SAMR_Q_ADD_GROUPMEM *q_u, SAMR_R_ADD_GROUPMEM *r_u) -{ - DOM_SID group_sid; - DOM_SID user_sid; - fstring group_sid_str; - struct passwd *pwd; - struct group *grp; - fstring grp_name; - GROUP_MAP map; - uid_t uid; - NTSTATUS ret; - SAM_ACCOUNT *sam_user=NULL; - BOOL check; - uint32 acc_granted; - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_ADD_MEMBER, "_samr_add_groupmem"))) { - return r_u->status; - } - - sid_to_string(group_sid_str, &group_sid); - DEBUG(10, ("sid is %s\n", group_sid_str)); - - if (sid_compare(&group_sid, get_global_sam_sid())<=0) - return NT_STATUS_NO_SUCH_GROUP; - - DEBUG(10, ("lookup on Domain SID\n")); - - if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_GROUP; - - sid_copy(&user_sid, get_global_sam_sid()); - sid_append_rid(&user_sid, q_u->rid); - - ret = pdb_init_sam(&sam_user); - if (!NT_STATUS_IS_OK(ret)) - return ret; - - check = pdb_getsampwsid(sam_user, &user_sid); - - if (check != True) { - pdb_free_sam(&sam_user); - return NT_STATUS_NO_SUCH_USER; - } - - uid = pdb_get_uid(sam_user); - if (uid == -1) { - pdb_free_sam(&sam_user); - return NT_STATUS_NO_SUCH_USER; - } - - pdb_free_sam(&sam_user); - - if ((pwd=getpwuid_alloc(uid)) == NULL) { - return NT_STATUS_NO_SUCH_USER; - } - - if ((grp=getgrgid(map.gid)) == NULL) { - passwd_free(&pwd); - return NT_STATUS_NO_SUCH_GROUP; - } - - /* we need to copy the name otherwise it's overloaded in user_in_unix_group_list */ - fstrcpy(grp_name, grp->gr_name); - - /* if the user is already in the group */ - if(user_in_unix_group_list(pwd->pw_name, grp_name)) { - passwd_free(&pwd); - return NT_STATUS_MEMBER_IN_GROUP; - } - - /* - * ok, the group exist, the user exist, the user is not in the group, - * - * we can (finally) add it to the group ! - */ - - smb_add_user_group(grp_name, pwd->pw_name); - - /* check if the user has been added then ... */ - if(!user_in_unix_group_list(pwd->pw_name, grp_name)) { - passwd_free(&pwd); - return NT_STATUS_MEMBER_NOT_IN_GROUP; /* don't know what to reply else */ - } - - passwd_free(&pwd); - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_del_groupmem -*********************************************************************/ - -NTSTATUS _samr_del_groupmem(pipes_struct *p, SAMR_Q_DEL_GROUPMEM *q_u, SAMR_R_DEL_GROUPMEM *r_u) -{ - DOM_SID group_sid; - DOM_SID user_sid; - SAM_ACCOUNT *sam_pass=NULL; - GROUP_MAP map; - fstring grp_name; - struct group *grp; - uint32 acc_granted; - - /* - * delete the group member named q_u->rid - * who is a member of the sid associated with the handle - * the rid is a user's rid as the group is a domain group. - */ - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_REMOVE_MEMBER, "_samr_del_groupmem"))) { - return r_u->status; - } - - if (!sid_check_is_in_our_domain(&group_sid)) - return NT_STATUS_NO_SUCH_GROUP; - - sid_copy(&user_sid, get_global_sam_sid()); - sid_append_rid(&user_sid, q_u->rid); - - if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_GROUP; - - if ((grp=getgrgid(map.gid)) == NULL) - return NT_STATUS_NO_SUCH_GROUP; - - /* we need to copy the name otherwise it's overloaded in user_in_group_list */ - fstrcpy(grp_name, grp->gr_name); - - /* check if the user exists before trying to remove it from the group */ - pdb_init_sam(&sam_pass); - if (!pdb_getsampwsid(sam_pass, &user_sid)) { - DEBUG(5,("User %s doesn't exist.\n", pdb_get_username(sam_pass))); - pdb_free_sam(&sam_pass); - return NT_STATUS_NO_SUCH_USER; - } - - /* if the user is not in the group */ - if (!user_in_unix_group_list(pdb_get_username(sam_pass), grp_name)) { - pdb_free_sam(&sam_pass); - return NT_STATUS_MEMBER_NOT_IN_GROUP; - } - - smb_delete_user_group(grp_name, pdb_get_username(sam_pass)); - - /* check if the user has been removed then ... */ - if (user_in_unix_group_list(pdb_get_username(sam_pass), grp_name)) { - pdb_free_sam(&sam_pass); - return NT_STATUS_ACCESS_DENIED; /* don't know what to reply else */ - } - - pdb_free_sam(&sam_pass); - return NT_STATUS_OK; - -} - -/**************************************************************************** - Delete a UNIX user on demand. -****************************************************************************/ - -static int smb_delete_user(const char *unix_user) -{ - pstring del_script; - int ret; - - pstrcpy(del_script, lp_deluser_script()); - if (! *del_script) - return -1; - all_string_sub(del_script, "%u", unix_user, sizeof(pstring)); - ret = smbrun(del_script,NULL); - DEBUG(3,("smb_delete_user: Running the command `%s' gave %d\n",del_script,ret)); - return ret; -} - -/********************************************************************* - _samr_delete_dom_user -*********************************************************************/ - -NTSTATUS _samr_delete_dom_user(pipes_struct *p, SAMR_Q_DELETE_DOM_USER *q_u, SAMR_R_DELETE_DOM_USER *r_u ) -{ - DOM_SID user_sid; - SAM_ACCOUNT *sam_pass=NULL; - uint32 acc_granted; - - DEBUG(5, ("_samr_delete_dom_user: %d\n", __LINE__)); - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &user_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_user"))) { - return r_u->status; - } - - if (!sid_check_is_in_our_domain(&user_sid)) - return NT_STATUS_CANNOT_DELETE; - - /* check if the user exists before trying to delete */ - pdb_init_sam(&sam_pass); - if(!pdb_getsampwsid(sam_pass, &user_sid)) { - DEBUG(5,("_samr_delete_dom_user:User %s doesn't exist.\n", pdb_get_username(sam_pass))); - pdb_free_sam(&sam_pass); - return NT_STATUS_NO_SUCH_USER; - } - - /* delete the unix side */ - /* - * note: we don't check if the delete really happened - * as the script is not necessary present - * and maybe the sysadmin doesn't want to delete the unix side - */ - smb_delete_user(pdb_get_username(sam_pass)); - - /* and delete the samba side */ - if (!pdb_delete_sam_account(sam_pass)) { - DEBUG(5,("_samr_delete_dom_user:Failed to delete entry for user %s.\n", pdb_get_username(sam_pass))); - pdb_free_sam(&sam_pass); - return NT_STATUS_CANNOT_DELETE; - } - - pdb_free_sam(&sam_pass); - - if (!close_policy_hnd(p, &q_u->user_pol)) - return NT_STATUS_OBJECT_NAME_INVALID; - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_delete_dom_group -*********************************************************************/ - -NTSTATUS _samr_delete_dom_group(pipes_struct *p, SAMR_Q_DELETE_DOM_GROUP *q_u, SAMR_R_DELETE_DOM_GROUP *r_u) -{ - DOM_SID group_sid; - DOM_SID dom_sid; - uint32 group_rid; - fstring group_sid_str; - gid_t gid; - struct group *grp; - GROUP_MAP map; - uint32 acc_granted; - - DEBUG(5, ("samr_delete_dom_group: %d\n", __LINE__)); - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_group"))) { - return r_u->status; - } - - sid_copy(&dom_sid, &group_sid); - sid_to_string(group_sid_str, &dom_sid); - sid_split_rid(&dom_sid, &group_rid); - - DEBUG(10, ("sid is %s\n", group_sid_str)); - - /* we check if it's our SID before deleting */ - if (!sid_equal(&dom_sid, get_global_sam_sid())) - return NT_STATUS_NO_SUCH_GROUP; - - DEBUG(10, ("lookup on Domain SID\n")); - - if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_GROUP; - - gid=map.gid; - - /* check if group really exists */ - if ( (grp=getgrgid(gid)) == NULL) - return NT_STATUS_NO_SUCH_GROUP; - - /* we can delete the UNIX group */ - smb_delete_group(grp->gr_name); - - /* check if the group has been successfully deleted */ - if ( (grp=getgrgid(gid)) != NULL) - return NT_STATUS_ACCESS_DENIED; - - if(!pdb_delete_group_mapping_entry(group_sid)) - return NT_STATUS_ACCESS_DENIED; - - if (!close_policy_hnd(p, &q_u->group_pol)) - return NT_STATUS_OBJECT_NAME_INVALID; - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_delete_dom_alias -*********************************************************************/ - -NTSTATUS _samr_delete_dom_alias(pipes_struct *p, SAMR_Q_DELETE_DOM_ALIAS *q_u, SAMR_R_DELETE_DOM_ALIAS *r_u) -{ - DOM_SID alias_sid; - DOM_SID dom_sid; - uint32 alias_rid; - fstring alias_sid_str; - gid_t gid; - struct group *grp; - GROUP_MAP map; - uint32 acc_granted; - - DEBUG(5, ("_samr_delete_dom_alias: %d\n", __LINE__)); - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_alias"))) { - return r_u->status; - } - - sid_copy(&dom_sid, &alias_sid); - sid_to_string(alias_sid_str, &dom_sid); - sid_split_rid(&dom_sid, &alias_rid); - - DEBUG(10, ("sid is %s\n", alias_sid_str)); - - /* we check if it's our SID before deleting */ - if (!sid_equal(&dom_sid, get_global_sam_sid())) - return NT_STATUS_NO_SUCH_ALIAS; - - DEBUG(10, ("lookup on Local SID\n")); - - if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_ALIAS; - - gid=map.gid; - - /* check if group really exists */ - if ( (grp=getgrgid(gid)) == NULL) - return NT_STATUS_NO_SUCH_ALIAS; - - /* we can delete the UNIX group */ - smb_delete_group(grp->gr_name); - - /* check if the group has been successfully deleted */ - if ( (grp=getgrgid(gid)) != NULL) - return NT_STATUS_ACCESS_DENIED; - - /* don't check if we removed it as it could be an un-mapped group */ - pdb_delete_group_mapping_entry(alias_sid); - - if (!close_policy_hnd(p, &q_u->alias_pol)) - return NT_STATUS_OBJECT_NAME_INVALID; - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_create_dom_group -*********************************************************************/ - -NTSTATUS _samr_create_dom_group(pipes_struct *p, SAMR_Q_CREATE_DOM_GROUP *q_u, SAMR_R_CREATE_DOM_GROUP *r_u) -{ - DOM_SID dom_sid; - DOM_SID info_sid; - fstring name; - fstring sid_string; - struct group *grp; - struct samr_info *info; - PRIVILEGE_SET priv_set; - uint32 acc_granted; - gid_t gid; - - init_privilege(&priv_set); - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &dom_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_GROUP, "_samr_create_dom_group"))) { - return r_u->status; - } - - if (!sid_equal(&dom_sid, get_global_sam_sid())) - return NT_STATUS_ACCESS_DENIED; - - /* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/ - - unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1); - - /* check if group already exist */ - if ((grp=getgrnam(name)) != NULL) - return NT_STATUS_GROUP_EXISTS; - - /* we can create the UNIX group */ - if (smb_create_group(name, &gid) != 0) - return NT_STATUS_ACCESS_DENIED; - - /* check if the group has been successfully created */ - if ((grp=getgrgid(gid)) == NULL) - return NT_STATUS_ACCESS_DENIED; - - r_u->rid=pdb_gid_to_group_rid(grp->gr_gid); - - /* add the group to the mapping table */ - sid_copy(&info_sid, get_global_sam_sid()); - sid_append_rid(&info_sid, r_u->rid); - sid_to_string(sid_string, &info_sid); - - if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_DOM_GRP, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK)) - return NT_STATUS_ACCESS_DENIED; - - if ((info = get_samr_info_by_sid(&info_sid)) == NULL) - return NT_STATUS_NO_MEMORY; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_create_dom_alias -*********************************************************************/ - -NTSTATUS _samr_create_dom_alias(pipes_struct *p, SAMR_Q_CREATE_DOM_ALIAS *q_u, SAMR_R_CREATE_DOM_ALIAS *r_u) -{ - DOM_SID dom_sid; - DOM_SID info_sid; - fstring name; - fstring sid_string; - struct group *grp; - struct samr_info *info; - PRIVILEGE_SET priv_set; - uint32 acc_granted; - gid_t gid; - - init_privilege(&priv_set); - - /* Find the policy handle. Open a policy on it. */ - if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &dom_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_ALIAS, "_samr_create_alias"))) { - return r_u->status; - } - - if (!sid_equal(&dom_sid, get_global_sam_sid())) - return NT_STATUS_ACCESS_DENIED; - - /* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/ - - unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1); - - /* check if group already exists */ - if ( (grp=getgrnam(name)) != NULL) - return NT_STATUS_GROUP_EXISTS; - - /* we can create the UNIX group */ - if (smb_create_group(name, &gid) != 0) - return NT_STATUS_ACCESS_DENIED; - - /* check if the group has been successfully created */ - if ((grp=getgrgid(gid)) == NULL) - return NT_STATUS_ACCESS_DENIED; - - r_u->rid=pdb_gid_to_group_rid(grp->gr_gid); - - sid_copy(&info_sid, get_global_sam_sid()); - sid_append_rid(&info_sid, r_u->rid); - sid_to_string(sid_string, &info_sid); - - /* add the group to the mapping table */ - if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_ALIAS, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK)) - return NT_STATUS_ACCESS_DENIED; - - if ((info = get_samr_info_by_sid(&info_sid)) == NULL) - return NT_STATUS_NO_MEMORY; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, &r_u->alias_pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_query_groupinfo - -sends the name/comment pair of a domain group -level 1 send also the number of users of that group -*********************************************************************/ - -NTSTATUS _samr_query_groupinfo(pipes_struct *p, SAMR_Q_QUERY_GROUPINFO *q_u, SAMR_R_QUERY_GROUPINFO *r_u) -{ - DOM_SID group_sid; - GROUP_MAP map; - uid_t *uid=NULL; - int num_uids=0; - GROUP_INFO_CTR *ctr; - uint32 acc_granted; - - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_LOOKUP_INFO, "_samr_query_groupinfo"))) { - return r_u->status; - } - - if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_INVALID_HANDLE; - - ctr=(GROUP_INFO_CTR *)talloc_zero(p->mem_ctx, sizeof(GROUP_INFO_CTR)); - if (ctr==NULL) - return NT_STATUS_NO_MEMORY; - - switch (q_u->switch_level) { - case 1: - ctr->switch_value1 = 1; - if(!get_uid_list_of_group(map.gid, &uid, &num_uids)) - return NT_STATUS_NO_SUCH_GROUP; - init_samr_group_info1(&ctr->group.info1, map.nt_name, map.comment, num_uids); - SAFE_FREE(uid); - break; - case 3: - ctr->switch_value1 = 3; - init_samr_group_info3(&ctr->group.info3); - break; - case 4: - ctr->switch_value1 = 4; - init_samr_group_info4(&ctr->group.info4, map.comment); - break; - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - init_samr_r_query_groupinfo(r_u, ctr, NT_STATUS_OK); - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_set_groupinfo - - update a domain group's comment. -*********************************************************************/ - -NTSTATUS _samr_set_groupinfo(pipes_struct *p, SAMR_Q_SET_GROUPINFO *q_u, SAMR_R_SET_GROUPINFO *r_u) -{ - DOM_SID group_sid; - GROUP_MAP map; - GROUP_INFO_CTR *ctr; - uint32 acc_granted; - - if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_SET_INFO, "_samr_set_groupinfo"))) { - return r_u->status; - } - - if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV)) - return NT_STATUS_NO_SUCH_GROUP; - - ctr=q_u->ctr; - - switch (ctr->switch_value1) { - case 1: - unistr2_to_ascii(map.comment, &(ctr->group.info1.uni_acct_desc), sizeof(map.comment)-1); - break; - case 4: - unistr2_to_ascii(map.comment, &(ctr->group.info4.uni_acct_desc), sizeof(map.comment)-1); - break; - default: - free_privilege(&map.priv_set); - return NT_STATUS_INVALID_INFO_CLASS; - } - - if(!pdb_update_group_mapping_entry(&map)) { - free_privilege(&map.priv_set); - return NT_STATUS_NO_SUCH_GROUP; - } - - free_privilege(&map.priv_set); - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_set_aliasinfo - - update an alias's comment. -*********************************************************************/ - -NTSTATUS _samr_set_aliasinfo(pipes_struct *p, SAMR_Q_SET_ALIASINFO *q_u, SAMR_R_SET_ALIASINFO *r_u) -{ - DOM_SID group_sid; - GROUP_MAP map; - ALIAS_INFO_CTR *ctr; - uint32 acc_granted; - - if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &group_sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_SET_INFO, "_samr_set_aliasinfo"))) { - return r_u->status; - } - - if (!get_local_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV)) - return NT_STATUS_NO_SUCH_GROUP; - - ctr=&q_u->ctr; - - switch (ctr->switch_value1) { - case 3: - unistr2_to_ascii(map.comment, &(ctr->alias.info3.uni_acct_desc), sizeof(map.comment)-1); - break; - default: - free_privilege(&map.priv_set); - return NT_STATUS_INVALID_INFO_CLASS; - } - - if(!pdb_update_group_mapping_entry(&map)) { - free_privilege(&map.priv_set); - return NT_STATUS_NO_SUCH_GROUP; - } - - free_privilege(&map.priv_set); - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_get_dom_pwinfo -*********************************************************************/ - -NTSTATUS _samr_get_dom_pwinfo(pipes_struct *p, SAMR_Q_GET_DOM_PWINFO *q_u, SAMR_R_GET_DOM_PWINFO *r_u) -{ - /* Perform access check. Since this rpc does not require a - policy handle it will not be caught by the access checks on - SAMR_CONNECT or SAMR_CONNECT_ANON. */ - - if (!pipe_access_check(p)) { - DEBUG(3, ("access denied to samr_get_dom_pwinfo\n")); - r_u->status = NT_STATUS_ACCESS_DENIED; - return r_u->status; - } - - /* Actually, returning zeros here works quite well :-). */ - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_open_group -*********************************************************************/ - -NTSTATUS _samr_open_group(pipes_struct *p, SAMR_Q_OPEN_GROUP *q_u, SAMR_R_OPEN_GROUP *r_u) -{ - DOM_SID sid; - DOM_SID info_sid; - GROUP_MAP map; - struct samr_info *info; - SEC_DESC *psd = NULL; - uint32 acc_granted; - uint32 des_access; - size_t sd_size; - NTSTATUS status; - fstring sid_string; - - if (!get_lsa_policy_samr_sid(p, &q_u->domain_pol, &sid, &acc_granted)) - return NT_STATUS_INVALID_HANDLE; - - if (!NT_STATUS_IS_OK(status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_group"))) { - return status; - } - - /*check if access can be granted as requested by client. */ - samr_make_grp_obj_sd(p->mem_ctx, &psd, &sd_size); - se_map_generic(&des_access,&grp_generic_mapping); - if (!NT_STATUS_IS_OK(status = - access_check_samr_object(psd, p->pipe_user.nt_user_token, - des_access, &acc_granted, "_samr_open_group"))) { - return status; - } - - - /* this should not be hard-coded like this */ - if (!sid_equal(&sid, get_global_sam_sid())) - return NT_STATUS_ACCESS_DENIED; - - sid_copy(&info_sid, get_global_sam_sid()); - sid_append_rid(&info_sid, q_u->rid_group); - sid_to_string(sid_string, &info_sid); - - if ((info = get_samr_info_by_sid(&info_sid)) == NULL) - return NT_STATUS_NO_MEMORY; - - info->acc_granted = acc_granted; - - DEBUG(10, ("_samr_open_group:Opening SID: %s\n", sid_string)); - - /* check if that group really exists */ - if (!get_domain_group_from_sid(info->sid, &map, MAPPING_WITHOUT_PRIV)) - return NT_STATUS_NO_SUCH_GROUP; - - /* get a (unique) handle. open a policy on it. */ - if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info)) - return NT_STATUS_OBJECT_NAME_NOT_FOUND; - - return NT_STATUS_OK; -} - -/********************************************************************* - _samr_unknown_2d -*********************************************************************/ - -NTSTATUS _samr_unknown_2d(pipes_struct *p, SAMR_Q_UNKNOWN_2D *q_u, SAMR_R_UNKNOWN_2D *r_u) -{ - DEBUG(0,("_samr_unknown_2d: Not yet implemented.\n")); - return NT_STATUS_NOT_IMPLEMENTED; -} - -/******************************************************************* - _samr_unknown_2e - ********************************************************************/ - -NTSTATUS _samr_unknown_2e(pipes_struct *p, SAMR_Q_UNKNOWN_2E *q_u, SAMR_R_UNKNOWN_2E *r_u) -{ - struct samr_info *info = NULL; - SAM_UNK_CTR *ctr; - uint32 min_pass_len,pass_hist,flag; - time_t u_expire, u_min_age; - NTTIME nt_expire, nt_min_age; - - time_t u_lock_duration, u_reset_time; - NTTIME nt_lock_duration, nt_reset_time; - uint32 lockout; - - time_t u_logout; - NTTIME nt_logout; - - uint32 num_users=0, num_groups=0, num_aliases=0; - - uint32 account_policy_temp; - - if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL) - return NT_STATUS_NO_MEMORY; - - ZERO_STRUCTP(ctr); - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__)); - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info)) - return NT_STATUS_INVALID_HANDLE; - - switch (q_u->switch_value) { - case 0x01: - account_policy_get(AP_MIN_PASSWORD_LEN, &account_policy_temp); - min_pass_len = account_policy_temp; - - account_policy_get(AP_PASSWORD_HISTORY, &account_policy_temp); - pass_hist = account_policy_temp; - - account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp); - flag = account_policy_temp; - - account_policy_get(AP_MAX_PASSWORD_AGE, &account_policy_temp); - u_expire = account_policy_temp; - - account_policy_get(AP_MIN_PASSWORD_AGE, &account_policy_temp); - u_min_age = account_policy_temp; - - unix_to_nt_time_abs(&nt_expire, u_expire); - unix_to_nt_time_abs(&nt_min_age, u_min_age); - - init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist, - flag, nt_expire, nt_min_age); - break; - case 0x02: - become_root(); - r_u->status=load_sampwd_entries(info, ACB_NORMAL, False); - unbecome_root(); - if (!NT_STATUS_IS_OK(r_u->status)) { - DEBUG(5, ("_samr_unknown_2e: load_sampwd_entries failed\n")); - return r_u->status; - } - num_users=info->disp_info.num_user_account; - free_samr_db(info); - - r_u->status=load_group_domain_entries(info, get_global_sam_sid()); - if (NT_STATUS_IS_ERR(r_u->status)) { - DEBUG(5, ("_samr_unknown_2e: load_group_domain_entries failed\n")); - return r_u->status; - } - num_groups=info->disp_info.num_group_account; - free_samr_db(info); - - /* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */ - init_unk_info2(&ctr->info.inf2, lp_workgroup(), lp_netbios_name(), (uint32) time(NULL), - num_users, num_groups, num_aliases); - break; - case 0x03: - account_policy_get(AP_TIME_TO_LOGOUT, &account_policy_temp); - u_logout = account_policy_temp; - - unix_to_nt_time_abs(&nt_logout, u_logout); - - init_unk_info3(&ctr->info.inf3, nt_logout); - break; - case 0x05: - init_unk_info5(&ctr->info.inf5, lp_netbios_name()); - break; - case 0x06: - init_unk_info6(&ctr->info.inf6); - break; - case 0x07: - init_unk_info7(&ctr->info.inf7); - break; - case 0x0c: - account_policy_get(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp); - u_lock_duration = account_policy_temp; - - account_policy_get(AP_RESET_COUNT_TIME, &account_policy_temp); - u_reset_time = account_policy_temp; - - account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp); - lockout = account_policy_temp; - - unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration); - unix_to_nt_time_abs(&nt_reset_time, u_reset_time); - - init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout); - break; - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - init_samr_r_samr_unknown_2e(r_u, q_u->switch_value, ctr, NT_STATUS_OK); - - DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__)); - - return r_u->status; -} - -/******************************************************************* - _samr_ - ********************************************************************/ - -NTSTATUS _samr_set_dom_info(pipes_struct *p, SAMR_Q_SET_DOMAIN_INFO *q_u, SAMR_R_SET_DOMAIN_INFO *r_u) -{ - time_t u_expire, u_min_age; - time_t u_logout; - time_t u_lock_duration, u_reset_time; - - r_u->status = NT_STATUS_OK; - - DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__)); - - /* find the policy handle. open a policy on it. */ - if (!find_policy_by_hnd(p, &q_u->domain_pol, NULL)) - return NT_STATUS_INVALID_HANDLE; - - DEBUG(5,("_samr_set_dom_info: switch_value: %d\n", q_u->switch_value)); - - switch (q_u->switch_value) { - case 0x01: - u_expire=nt_time_to_unix_abs(&q_u->ctr->info.inf1.expire); - u_min_age=nt_time_to_unix_abs(&q_u->ctr->info.inf1.min_passwordage); - - account_policy_set(AP_MIN_PASSWORD_LEN, (uint32)q_u->ctr->info.inf1.min_length_password); - account_policy_set(AP_PASSWORD_HISTORY, (uint32)q_u->ctr->info.inf1.password_history); - account_policy_set(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)q_u->ctr->info.inf1.flag); - account_policy_set(AP_MAX_PASSWORD_AGE, (int)u_expire); - account_policy_set(AP_MIN_PASSWORD_AGE, (int)u_min_age); - break; - case 0x02: - break; - case 0x03: - u_logout=nt_time_to_unix_abs(&q_u->ctr->info.inf3.logout); - account_policy_set(AP_TIME_TO_LOGOUT, (int)u_logout); - break; - case 0x05: - break; - case 0x06: - break; - case 0x07: - break; - case 0x0c: - u_lock_duration=nt_time_to_unix_abs(&q_u->ctr->info.inf12.duration); - u_reset_time=nt_time_to_unix_abs(&q_u->ctr->info.inf12.reset_count); - - account_policy_set(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration); - account_policy_set(AP_RESET_COUNT_TIME, (int)u_reset_time); - account_policy_set(AP_BAD_ATTEMPT_LOCKOUT, (uint32)q_u->ctr->info.inf12.bad_attempt_lockout); - break; - default: - return NT_STATUS_INVALID_INFO_CLASS; - } - - init_samr_r_set_domain_info(r_u, NT_STATUS_OK); - - DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__)); - - return r_u->status; -} - |