/* * 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) Jeremy Allison 2001, 2006. * Copyright (C) Rafal Szczesniak 2002, * Copyright (C) Jim McDonough 2002, * Copyright (C) Simo Sorce 2003. * Copyright (C) Gerald (Jerry) Carter 2005. * Copyright (C) Volker Lendecke 2005. * * 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 lsa server code. */ #include "includes.h" #undef DBGC_CLASS #define DBGC_CLASS DBGC_RPC_SRV extern PRIVS privs[]; struct lsa_info { DOM_SID sid; uint32 access; }; struct generic_mapping lsa_generic_mapping = { POLICY_READ, POLICY_WRITE, POLICY_EXECUTE, POLICY_ALL_ACCESS }; /******************************************************************* Function to free the per handle data. ********************************************************************/ static void free_lsa_info(void *ptr) { struct lsa_info *lsa = (struct lsa_info *)ptr; SAFE_FREE(lsa); } /*************************************************************************** Init dom_query ***************************************************************************/ static void init_dom_query_3(DOM_QUERY_3 *d_q, const char *dom_name, DOM_SID *dom_sid) { d_q->buffer_dom_name = (dom_name != NULL) ? 1 : 0; /* domain buffer pointer */ d_q->buffer_dom_sid = (dom_sid != NULL) ? 1 : 0; /* domain sid pointer */ /* this string is supposed to be non-null terminated. */ /* But the maxlen in this UNISTR2 must include the terminating null. */ init_unistr2(&d_q->uni_domain_name, dom_name, UNI_BROKEN_NON_NULL); /* * I'm not sure why this really odd combination of length * values works, but it does appear to. I need to look at * this *much* more closely - but at the moment leave alone * until it's understood. This allows a W2k client to join * a domain with both odd and even length names... JRA. */ /* * IMPORTANT NOTE !!!! * The two fields below probably are reversed in meaning, ie. * the first field is probably the str_len, the second the max * len. Both are measured in bytes anyway. */ d_q->uni_dom_str_len = d_q->uni_domain_name.uni_max_len * 2; d_q->uni_dom_max_len = d_q->uni_domain_name.uni_str_len * 2; if (dom_sid != NULL) init_dom_sid2(&d_q->dom_sid, dom_sid); } /*************************************************************************** Init dom_query ***************************************************************************/ static void init_dom_query_5(DOM_QUERY_5 *d_q, const char *dom_name, DOM_SID *dom_sid) { init_dom_query_3(d_q, dom_name, dom_sid); } /*************************************************************************** init_dom_ref - adds a domain if it's not already in, returns the index. ***************************************************************************/ static int init_dom_ref(DOM_R_REF *ref, const char *dom_name, DOM_SID *dom_sid) { int num = 0; if (dom_name != NULL) { for (num = 0; num < ref->num_ref_doms_1; num++) { if (sid_equal(dom_sid, &ref->ref_dom[num].ref_dom.sid)) return num; } } else { num = ref->num_ref_doms_1; } if (num >= MAX_REF_DOMAINS) { /* index not found, already at maximum domain limit */ return -1; } ref->num_ref_doms_1 = num+1; ref->ptr_ref_dom = 1; ref->max_entries = MAX_REF_DOMAINS; ref->num_ref_doms_2 = num+1; ref->hdr_ref_dom[num].ptr_dom_sid = 1; /* dom sid cannot be NULL. */ init_unistr2(&ref->ref_dom[num].uni_dom_name, dom_name, UNI_FLAGS_NONE); init_uni_hdr(&ref->hdr_ref_dom[num].hdr_dom_name, &ref->ref_dom[num].uni_dom_name); init_dom_sid2(&ref->ref_dom[num].ref_dom, dom_sid ); return num; } /*************************************************************************** lookup_lsa_rids. Must be called as root for lookup_name to work. ***************************************************************************/ static NTSTATUS lookup_lsa_rids(TALLOC_CTX *mem_ctx, DOM_R_REF *ref, DOM_RID *prid, uint32 num_entries, const UNISTR2 *name, int flags, uint32 *pmapped_count) { uint32 mapped_count, i; SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS); mapped_count = 0; *pmapped_count = 0; for (i = 0; i < num_entries; i++) { DOM_SID sid; uint32 rid; int dom_idx; char *full_name; const char *domain; enum lsa_SidType type = SID_NAME_UNKNOWN; /* Split name into domain and user component */ full_name = rpcstr_pull_unistr2_talloc(mem_ctx, &name[i]); if (full_name == NULL) { DEBUG(0, ("pull_ucs2_talloc failed\n")); return NT_STATUS_NO_MEMORY; } DEBUG(5, ("lookup_lsa_rids: looking up name %s\n", full_name)); /* We can ignore the result of lookup_name, it will not touch "type" if it's not successful */ lookup_name(mem_ctx, full_name, flags, &domain, NULL, &sid, &type); switch (type) { case SID_NAME_USER: case SID_NAME_DOM_GRP: case SID_NAME_DOMAIN: case SID_NAME_ALIAS: case SID_NAME_WKN_GRP: DEBUG(5, ("init_lsa_rids: %s found\n", full_name)); /* Leave these unchanged */ break; default: /* Don't hand out anything but the list above */ DEBUG(5, ("init_lsa_rids: %s not found\n", full_name)); type = SID_NAME_UNKNOWN; break; } rid = 0; dom_idx = -1; if (type != SID_NAME_UNKNOWN) { sid_split_rid(&sid, &rid); dom_idx = init_dom_ref(ref, domain, &sid); mapped_count++; } init_dom_rid(&prid[i], rid, type, dom_idx); } *pmapped_count = mapped_count; return NT_STATUS_OK; } /*************************************************************************** lookup_lsa_sids. Must be called as root for lookup_name to work. ***************************************************************************/ static NTSTATUS lookup_lsa_sids(TALLOC_CTX *mem_ctx, DOM_R_REF *ref, LSA_TRANSLATED_SID3 *trans_sids, uint32 num_entries, const UNISTR2 *name, int flags, uint32 *pmapped_count) { uint32 mapped_count, i; SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS); mapped_count = 0; *pmapped_count = 0; for (i = 0; i < num_entries; i++) { DOM_SID sid; uint32 rid; int dom_idx; char *full_name; const char *domain; enum lsa_SidType type = SID_NAME_UNKNOWN; /* Split name into domain and user component */ full_name = rpcstr_pull_unistr2_talloc(mem_ctx, &name[i]); if (full_name == NULL) { DEBUG(0, ("pull_ucs2_talloc failed\n")); return NT_STATUS_NO_MEMORY; } DEBUG(5, ("init_lsa_sids: looking up name %s\n", full_name)); /* We can ignore the result of lookup_name, it will not touch "type" if it's not successful */ lookup_name(mem_ctx, full_name, flags, &domain, NULL, &sid, &type); switch (type) { case SID_NAME_USER: case SID_NAME_DOM_GRP: case SID_NAME_DOMAIN: case SID_NAME_ALIAS: case SID_NAME_WKN_GRP: DEBUG(5, ("init_lsa_sids: %s found\n", full_name)); /* Leave these unchanged */ break; default: /* Don't hand out anything but the list above */ DEBUG(5, ("init_lsa_sids: %s not found\n", full_name)); type = SID_NAME_UNKNOWN; break; } rid = 0; dom_idx = -1; if (type != SID_NAME_UNKNOWN) { DOM_SID domain_sid; sid_copy(&domain_sid, &sid); sid_split_rid(&domain_sid, &rid); dom_idx = init_dom_ref(ref, domain, &domain_sid); mapped_count++; } /* Initialize the LSA_TRANSLATED_SID3 return. */ trans_sids[i].sid_type = type; trans_sids[i].sid2 = TALLOC_P(mem_ctx, DOM_SID2); if (trans_sids[i].sid2 == NULL) { return NT_STATUS_NO_MEMORY; } init_dom_sid2(trans_sids[i].sid2, &sid); trans_sids[i].sid_idx = dom_idx; } *pmapped_count = mapped_count; return NT_STATUS_OK; } /*************************************************************************** init_reply_lookup_names ***************************************************************************/ static void init_reply_lookup_names(LSA_R_LOOKUP_NAMES *r_l, DOM_R_REF *ref, uint32 num_entries, DOM_RID *rid, uint32 mapped_count) { r_l->ptr_dom_ref = 1; r_l->dom_ref = ref; r_l->num_entries = num_entries; r_l->ptr_entries = 1; r_l->num_entries2 = num_entries; r_l->dom_rid = rid; r_l->mapped_count = mapped_count; } /*************************************************************************** init_reply_lookup_names2 ***************************************************************************/ static void init_reply_lookup_names2(LSA_R_LOOKUP_NAMES2 *r_l, DOM_R_REF *ref, uint32 num_entries, DOM_RID2 *rid, uint32 mapped_count) { r_l->ptr_dom_ref = 1; r_l->dom_ref = ref; r_l->num_entries = num_entries; r_l->ptr_entries = 1; r_l->num_entries2 = num_entries; r_l->dom_rid = rid; r_l->mapped_count = mapped_count; } /*************************************************************************** init_reply_lookup_names3 ***************************************************************************/ static void init_reply_lookup_names3(LSA_R_LOOKUP_NAMES3 *r_l, DOM_R_REF *ref, uint32 num_entries, LSA_TRANSLATED_SID3 *trans_sids, uint32 mapped_count) { r_l->ptr_dom_ref = 1; r_l->dom_ref = ref; r_l->num_entries = num_entries; r_l->ptr_entries = 1; r_l->num_entries2 = num_entries; r_l->trans_sids = trans_sids; r_l->mapped_count = mapped_count; } /*************************************************************************** init_reply_lookup_names4 ***************************************************************************/ static void init_reply_lookup_names4(LSA_R_LOOKUP_NAMES4 *r_l, DOM_R_REF *ref, uint32 num_entries, LSA_TRANSLATED_SID3 *trans_sids, uint32 mapped_count) { r_l->ptr_dom_ref = 1; r_l->dom_ref = ref; r_l->num_entries = num_entries; r_l->ptr_entries = 1; r_l->num_entries2 = num_entries; r_l->trans_sids = trans_sids; r_l->mapped_count = mapped_count; } /*************************************************************************** Init_reply_lookup_sids. ***************************************************************************/ static void init_reply_lookup_sids2(LSA_R_LOOKUP_SIDS2 *r_l, DOM_R_REF *ref, LSA_TRANS_NAME_ENUM2 *names, uint32 mapped_count) { r_l->ptr_dom_ref = ref ? 1 : 0; r_l->dom_ref = ref; r_l->names = names; r_l->mapped_count = mapped_count; } /*************************************************************************** Init_reply_lookup_sids. ***************************************************************************/ static void init_reply_lookup_sids3(LSA_R_LOOKUP_SIDS3 *r_l, DOM_R_REF *ref, LSA_TRANS_NAME_ENUM2 *names, uint32 mapped_count) { r_l->ptr_dom_ref = ref ? 1 : 0; r_l->dom_ref = ref; r_l->names = names; r_l->mapped_count = mapped_count; } /*************************************************************************** Init_reply_lookup_sids. ***************************************************************************/ static NTSTATUS init_reply_lookup_sids(TALLOC_CTX *mem_ctx, LSA_R_LOOKUP_SIDS *r_l, DOM_R_REF *ref, LSA_TRANS_NAME_ENUM2 *names, uint32 mapped_count) { LSA_TRANS_NAME_ENUM *oldnames = TALLOC_ZERO_P(mem_ctx, LSA_TRANS_NAME_ENUM); if (!oldnames) { return NT_STATUS_NO_MEMORY; } oldnames->num_entries = names->num_entries; oldnames->ptr_trans_names = names->ptr_trans_names; oldnames->num_entries2 = names->num_entries2; oldnames->uni_name = names->uni_name; if (names->num_entries) { int i; oldnames->name = TALLOC_ARRAY(oldnames, LSA_TRANS_NAME, names->num_entries); if (!oldnames->name) { return NT_STATUS_NO_MEMORY; } for (i = 0; i < names->num_entries; i++) { oldnames->name[i].sid_name_use = names->name[i].sid_name_use; oldnames->name[i].hdr_name = names->name[i].hdr_name; oldnames->name[i].domain_idx = names->name[i].domain_idx; } } r_l->ptr_dom_ref = ref ? 1 : 0; r_l->dom_ref = ref; r_l->names = oldnames; r_l->mapped_count = mapped_count; return NT_STATUS_OK; } static NTSTATUS lsa_get_generic_sd(TALLOC_CTX *mem_ctx, SEC_DESC **sd, size_t *sd_size) { DOM_SID local_adm_sid; DOM_SID adm_sid; SEC_ACE ace[3]; SEC_ACCESS mask; SEC_ACL *psa = NULL; init_sec_access(&mask, POLICY_EXECUTE); init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); sid_copy(&adm_sid, get_global_sam_sid()); sid_append_rid(&adm_sid, DOMAIN_GROUP_RID_ADMINS); init_sec_access(&mask, POLICY_ALL_ACCESS); init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); sid_copy(&local_adm_sid, &global_sid_Builtin); sid_append_rid(&local_adm_sid, BUILTIN_ALIAS_RID_ADMINS); init_sec_access(&mask, POLICY_ALL_ACCESS); init_sec_ace(&ace[2], &local_adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); if((psa = make_sec_acl(mem_ctx, NT4_ACL_REVISION, 3, ace)) == NULL) return NT_STATUS_NO_MEMORY; if((*sd = make_sec_desc(mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, &adm_sid, NULL, NULL, psa, sd_size)) == NULL) return NT_STATUS_NO_MEMORY; return NT_STATUS_OK; } #if 0 /* AD DC work in ongoing in Samba 4 */ /*************************************************************************** Init_dns_dom_info. ***************************************************************************/ static void init_dns_dom_info(LSA_DNS_DOM_INFO *r_l, const char *nb_name, const char *dns_name, const char *forest_name, struct GUID *dom_guid, DOM_SID *dom_sid) { if (nb_name && *nb_name) { init_unistr2(&r_l->uni_nb_dom_name, nb_name, UNI_FLAGS_NONE); init_uni_hdr(&r_l->hdr_nb_dom_name, &r_l->uni_nb_dom_name); r_l->hdr_nb_dom_name.uni_max_len += 2; r_l->uni_nb_dom_name.uni_max_len += 1; } if (dns_name && *dns_name) { init_unistr2(&r_l->uni_dns_dom_name, dns_name, UNI_FLAGS_NONE); init_uni_hdr(&r_l->hdr_dns_dom_name, &r_l->uni_dns_dom_name); r_l->hdr_dns_dom_name.uni_max_len += 2; r_l->uni_dns_dom_name.uni_max_len += 1; } if (forest_name && *forest_name) { init_unistr2(&r_l->uni_forest_name, forest_name, UNI_FLAGS_NONE); init_uni_hdr(&r_l->hdr_forest_name, &r_l->uni_forest_name); r_l->hdr_forest_name.uni_max_len += 2; r_l->uni_forest_name.uni_max_len += 1; } /* how do we init the guid ? probably should write an init fn */ if (dom_guid) { memcpy(&r_l->dom_guid, dom_guid, sizeof(struct GUID)); } if (dom_sid) { r_l->ptr_dom_sid = 1; init_dom_sid2(&r_l->dom_sid, dom_sid); } } #endif /* AD DC work in ongoing in Samba 4 */ /*************************************************************************** _lsa_open_policy2. ***************************************************************************/ NTSTATUS _lsa_open_policy2(pipes_struct *p, LSA_Q_OPEN_POL2 *q_u, LSA_R_OPEN_POL2 *r_u) { struct lsa_info *info; SEC_DESC *psd = NULL; size_t sd_size; uint32 des_access=q_u->des_access; uint32 acc_granted; NTSTATUS status; /* map the generic bits to the lsa policy ones */ se_map_generic(&des_access, &lsa_generic_mapping); /* get the generic lsa policy SD until we store it */ lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) { if (geteuid() != 0) { return status; } DEBUG(4,("ACCESS should be DENIED (granted: %#010x; required: %#010x)\n", acc_granted, des_access)); DEBUGADD(4,("but overwritten by euid == 0\n")); } /* This is needed for lsa_open_account and rpcclient .... :-) */ if (geteuid() == 0) acc_granted = POLICY_ALL_ACCESS; /* associate the domain SID with the (unique) handle. */ if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL) return NT_STATUS_NO_MEMORY; ZERO_STRUCTP(info); sid_copy(&info->sid,get_global_sam_sid()); info->access = acc_granted; /* set up the LSA QUERY INFO response */ if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info)) return NT_STATUS_OBJECT_NAME_NOT_FOUND; return NT_STATUS_OK; } /*************************************************************************** _lsa_open_policy ***************************************************************************/ NTSTATUS _lsa_open_policy(pipes_struct *p, LSA_Q_OPEN_POL *q_u, LSA_R_OPEN_POL *r_u) { struct lsa_info *info; SEC_DESC *psd = NULL; size_t sd_size; uint32 des_access=q_u->des_access; uint32 acc_granted; NTSTATUS status; /* map the generic bits to the lsa policy ones */ se_map_generic(&des_access, &lsa_generic_mapping); /* get the generic lsa policy SD until we store it */ lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) { if (geteuid() != 0) { return status; } DEBUG(4,("ACCESS should be DENIED (granted: %#010x; required: %#010x)\n", acc_granted, des_access)); DEBUGADD(4,("but overwritten by euid == 0\n")); acc_granted = des_access; } /* associate the domain SID with the (unique) handle. */ if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL) return NT_STATUS_NO_MEMORY; ZERO_STRUCTP(info); sid_copy(&info->sid,get_global_sam_sid()); info->access = acc_granted; /* set up the LSA QUERY INFO response */ if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info)) return NT_STATUS_OBJECT_NAME_NOT_FOUND; return NT_STATUS_OK; } /*************************************************************************** _lsa_enum_trust_dom - this needs fixing to do more than return NULL ! JRA. ufff, done :) mimir ***************************************************************************/ NTSTATUS _lsa_enum_trust_dom(pipes_struct *p, LSA_Q_ENUM_TRUST_DOM *q_u, LSA_R_ENUM_TRUST_DOM *r_u) { struct lsa_info *info; uint32 next_idx; struct trustdom_info **domains; /* * preferred length is set to 5 as a "our" preferred length * nt sets this parameter to 2 * update (20.08.2002): it's not preferred length, but preferred size! * it needs further investigation how to optimally choose this value */ uint32 max_num_domains = q_u->preferred_len < 5 ? q_u->preferred_len : 10; uint32 num_domains; NTSTATUS nt_status; uint32 num_thistime; if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ if (!(info->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; nt_status = secrets_trusted_domains(p->mem_ctx, &num_domains, &domains); if (!NT_STATUS_IS_OK(nt_status)) { return nt_status; } if (q_u->enum_context < num_domains) { num_thistime = MIN(num_domains, max_num_domains); r_u->status = STATUS_MORE_ENTRIES; if (q_u->enum_context + num_thistime > num_domains) { num_thistime = num_domains - q_u->enum_context; r_u->status = NT_STATUS_OK; } next_idx = q_u->enum_context + num_thistime; } else { num_thistime = 0; next_idx = 0xffffffff; r_u->status = NT_STATUS_NO_MORE_ENTRIES; } /* set up the lsa_enum_trust_dom response */ init_r_enum_trust_dom(p->mem_ctx, r_u, next_idx, num_thistime, domains+q_u->enum_context); return r_u->status; } /*************************************************************************** _lsa_query_info. See the POLICY_INFOMATION_CLASS docs at msdn. ***************************************************************************/ NTSTATUS _lsa_query_info(pipes_struct *p, LSA_Q_QUERY_INFO *q_u, LSA_R_QUERY_INFO *r_u) { struct lsa_info *handle; LSA_INFO_CTR *ctr = &r_u->ctr; DOM_SID domain_sid; const char *name; DOM_SID *sid = NULL; r_u->status = NT_STATUS_OK; if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; switch (q_u->info_class) { case 0x02: { uint32 policy_def = LSA_AUDIT_POLICY_ALL; /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_AUDIT_INFORMATION)) { DEBUG(10,("_lsa_query_info: insufficient access rights\n")); return NT_STATUS_ACCESS_DENIED; } /* fake info: We audit everything. ;) */ ctr->info.id2.ptr = 1; ctr->info.id2.auditing_enabled = True; ctr->info.id2.count1 = ctr->info.id2.count2 = LSA_AUDIT_NUM_CATEGORIES; if ((ctr->info.id2.auditsettings = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, LSA_AUDIT_NUM_CATEGORIES)) == NULL) return NT_STATUS_NO_MEMORY; ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_ACCOUNT_MANAGEMENT] = policy_def; ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_FILE_AND_OBJECT_ACCESS] = policy_def; ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_LOGON] = policy_def; ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_PROCCESS_TRACKING] = policy_def; ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_SECURITY_POLICY_CHANGES] = policy_def; ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_SYSTEM] = policy_def; ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_USE_OF_USER_RIGHTS] = policy_def; break; } case 0x03: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* Request PolicyPrimaryDomainInformation. */ switch (lp_server_role()) { case ROLE_DOMAIN_PDC: case ROLE_DOMAIN_BDC: name = get_global_sam_name(); sid = get_global_sam_sid(); break; case ROLE_DOMAIN_MEMBER: name = lp_workgroup(); /* We need to return the Domain SID here. */ if (secrets_fetch_domain_sid(lp_workgroup(), &domain_sid)) sid = &domain_sid; else return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; break; case ROLE_STANDALONE: name = lp_workgroup(); sid = NULL; break; default: return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; } init_dom_query_3(&r_u->ctr.info.id3, name, sid); break; case 0x05: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* Request PolicyAccountDomainInformation. */ name = get_global_sam_name(); sid = get_global_sam_sid(); init_dom_query_5(&r_u->ctr.info.id5, name, sid); break; case 0x06: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; switch (lp_server_role()) { case ROLE_DOMAIN_BDC: /* * only a BDC is a backup controller * of the domain, it controls. */ ctr->info.id6.server_role = 2; break; default: /* * any other role is a primary * of the domain, it controls. */ ctr->info.id6.server_role = 3; break; } break; default: DEBUG(0,("_lsa_query_info: unknown info level in Lsa Query: %d\n", q_u->info_class)); r_u->status = NT_STATUS_INVALID_INFO_CLASS; break; } if (NT_STATUS_IS_OK(r_u->status)) { r_u->dom_ptr = 0x22000000; /* bizarre */ ctr->info_class = q_u->info_class; } return r_u->status; } /*************************************************************************** _lsa_lookup_sids_internal ***************************************************************************/ static NTSTATUS _lsa_lookup_sids_internal(pipes_struct *p, uint16 level, /* input */ int num_sids, /* input */ const DOM_SID2 *sid, /* input */ DOM_R_REF **pp_ref, /* output */ LSA_TRANS_NAME_ENUM2 **pp_names, /* output */ uint32 *pp_mapped_count) { NTSTATUS status; int i; const DOM_SID **sids = NULL; LSA_TRANS_NAME_ENUM2 *names = NULL; DOM_R_REF *ref = NULL; uint32 mapped_count = 0; struct lsa_dom_info *dom_infos = NULL; struct lsa_name_info *name_infos = NULL; *pp_mapped_count = 0; *pp_ref = NULL; *pp_names = NULL; names = TALLOC_ZERO_P(p->mem_ctx, LSA_TRANS_NAME_ENUM2); sids = TALLOC_ARRAY(p->mem_ctx, const DOM_SID *, num_sids); ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF); if (sids == NULL || names == NULL || ref == NULL) { return NT_STATUS_NO_MEMORY; } for (i=0; imem_ctx, num_sids, sids, level, &dom_infos, &name_infos); if (!NT_STATUS_IS_OK(status)) { return status; } if (num_sids > 0) { names->name = TALLOC_ARRAY(names, LSA_TRANS_NAME2, num_sids); names->uni_name = TALLOC_ARRAY(names, UNISTR2, num_sids); if ((names->name == NULL) || (names->uni_name == NULL)) { return NT_STATUS_NO_MEMORY; } } for (i=0; itype == SID_NAME_UNKNOWN) { name->dom_idx = -1; /* unknown sids should return the string representation of the SID */ name->name = talloc_asprintf(p->mem_ctx, "%s", sid_string_static(sids[i])); if (name->name == NULL) { return NT_STATUS_NO_MEMORY; } } else { mapped_count += 1; } init_lsa_trans_name2(&names->name[i], &names->uni_name[i], name->type, name->name, name->dom_idx); } names->num_entries = num_sids; names->ptr_trans_names = 1; names->num_entries2 = num_sids; status = NT_STATUS_NONE_MAPPED; if (mapped_count > 0) { status = (mapped_count < num_sids) ? STATUS_SOME_UNMAPPED : NT_STATUS_OK; } DEBUG(10, ("num_sids %d, mapped_count %d, status %s\n", num_sids, mapped_count, nt_errstr(status))); *pp_mapped_count = mapped_count; *pp_ref = ref; *pp_names = names; return status; } /*************************************************************************** _lsa_lookup_sids ***************************************************************************/ NTSTATUS _lsa_lookup_sids(pipes_struct *p, LSA_Q_LOOKUP_SIDS *q_u, LSA_R_LOOKUP_SIDS *r_u) { struct lsa_info *handle; int num_sids = q_u->sids.num_entries; uint32 mapped_count = 0; DOM_R_REF *ref = NULL; LSA_TRANS_NAME_ENUM2 *names = NULL; NTSTATUS status; if ((q_u->level < 1) || (q_u->level > 6)) { return NT_STATUS_INVALID_PARAMETER; } if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) { return NT_STATUS_INVALID_HANDLE; } /* check if the user has enough rights */ if (!(handle->access & POLICY_LOOKUP_NAMES)) { return NT_STATUS_ACCESS_DENIED; } if (num_sids > MAX_LOOKUP_SIDS) { DEBUG(5,("_lsa_lookup_sids: limit of %d exceeded, requested %d\n", MAX_LOOKUP_SIDS, num_sids)); return NT_STATUS_NONE_MAPPED; } r_u->status = _lsa_lookup_sids_internal(p, q_u->level, num_sids, q_u->sids.sid, &ref, &names, &mapped_count); /* Convert from LSA_TRANS_NAME_ENUM2 to LSA_TRANS_NAME_ENUM */ status = init_reply_lookup_sids(p->mem_ctx, r_u, ref, names, mapped_count); if (!NT_STATUS_IS_OK(status)) { return status; } return r_u->status; } /*************************************************************************** _lsa_lookup_sids2 ***************************************************************************/ NTSTATUS _lsa_lookup_sids2(pipes_struct *p, LSA_Q_LOOKUP_SIDS2 *q_u, LSA_R_LOOKUP_SIDS2 *r_u) { struct lsa_info *handle; int num_sids = q_u->sids.num_entries; uint32 mapped_count = 0; DOM_R_REF *ref = NULL; LSA_TRANS_NAME_ENUM2 *names = NULL; if ((q_u->level < 1) || (q_u->level > 6)) { return NT_STATUS_INVALID_PARAMETER; } if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) { return NT_STATUS_INVALID_HANDLE; } /* check if the user have enough rights */ if (!(handle->access & POLICY_LOOKUP_NAMES)) { return NT_STATUS_ACCESS_DENIED; } if (num_sids > MAX_LOOKUP_SIDS) { DEBUG(5,("_lsa_lookup_sids2: limit of %d exceeded, requested %d\n", MAX_LOOKUP_SIDS, num_sids)); return NT_STATUS_NONE_MAPPED; } r_u->status = _lsa_lookup_sids_internal(p, q_u->level, num_sids, q_u->sids.sid, &ref, &names, &mapped_count); init_reply_lookup_sids2(r_u, ref, names, mapped_count); return r_u->status; } /*************************************************************************** _lsa_lookup_sida3 ***************************************************************************/ NTSTATUS _lsa_lookup_sids3(pipes_struct *p, LSA_Q_LOOKUP_SIDS3 *q_u, LSA_R_LOOKUP_SIDS3 *r_u) { int num_sids = q_u->sids.num_entries; uint32 mapped_count = 0; DOM_R_REF *ref = NULL; LSA_TRANS_NAME_ENUM2 *names = NULL; if ((q_u->level < 1) || (q_u->level > 6)) { return NT_STATUS_INVALID_PARAMETER; } /* No policy handle on this call. Restrict to crypto connections. */ if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) { DEBUG(0,("_lsa_lookup_sids3: client %s not using schannel for netlogon\n", get_remote_machine_name() )); return NT_STATUS_INVALID_PARAMETER; } if (num_sids > MAX_LOOKUP_SIDS) { DEBUG(5,("_lsa_lookup_sids3: limit of %d exceeded, requested %d\n", MAX_LOOKUP_SIDS, num_sids)); return NT_STATUS_NONE_MAPPED; } r_u->status = _lsa_lookup_sids_internal(p, q_u->level, num_sids, q_u->sids.sid, &ref, &names, &mapped_count); init_reply_lookup_sids3(r_u, ref, names, mapped_count); return r_u->status; } /*************************************************************************** lsa_reply_lookup_names ***************************************************************************/ NTSTATUS _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP_NAMES *r_u) { struct lsa_info *handle; UNISTR2 *names = q_u->uni_name; uint32 num_entries = q_u->num_entries; DOM_R_REF *ref; DOM_RID *rids; uint32 mapped_count = 0; int flags = 0; if (num_entries > MAX_LOOKUP_SIDS) { num_entries = MAX_LOOKUP_SIDS; DEBUG(5,("_lsa_lookup_names: truncating name lookup list to %d\n", num_entries)); } /* Probably the lookup_level is some sort of bitmask. */ if (q_u->lookup_level == 1) { flags = LOOKUP_NAME_ALL; } ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF); rids = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID, num_entries); if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) { r_u->status = NT_STATUS_INVALID_HANDLE; goto done; } /* check if the user have enough rights */ if (!(handle->access & POLICY_LOOKUP_NAMES)) { r_u->status = NT_STATUS_ACCESS_DENIED; goto done; } if (!ref || !rids) return NT_STATUS_NO_MEMORY; /* set up the LSA Lookup RIDs response */ become_root(); /* lookup_name can require root privs */ r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries, names, flags, &mapped_count); unbecome_root(); done: if (NT_STATUS_IS_OK(r_u->status) && (num_entries != 0) ) { if (mapped_count == 0) r_u->status = NT_STATUS_NONE_MAPPED; else if (mapped_count != num_entries) r_u->status = STATUS_SOME_UNMAPPED; } init_reply_lookup_names(r_u, ref, num_entries, rids, mapped_count); return r_u->status; } /*************************************************************************** lsa_reply_lookup_names2 ***************************************************************************/ NTSTATUS _lsa_lookup_names2(pipes_struct *p, LSA_Q_LOOKUP_NAMES2 *q_u, LSA_R_LOOKUP_NAMES2 *r_u) { struct lsa_info *handle; UNISTR2 *names = q_u->uni_name; uint32 num_entries = q_u->num_entries; DOM_R_REF *ref; DOM_RID *rids; DOM_RID2 *rids2; int i; uint32 mapped_count = 0; int flags = 0; if (num_entries > MAX_LOOKUP_SIDS) { num_entries = MAX_LOOKUP_SIDS; DEBUG(5,("_lsa_lookup_names2: truncating name lookup list to %d\n", num_entries)); } /* Probably the lookup_level is some sort of bitmask. */ if (q_u->lookup_level == 1) { flags = LOOKUP_NAME_ALL; } ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF); rids = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID, num_entries); rids2 = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID2, num_entries); if ((ref == NULL) || (rids == NULL) || (rids2 == NULL)) { r_u->status = NT_STATUS_NO_MEMORY; return NT_STATUS_NO_MEMORY; } if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) { r_u->status = NT_STATUS_INVALID_HANDLE; goto done; } /* check if the user have enough rights */ if (!(handle->access & POLICY_LOOKUP_NAMES)) { r_u->status = NT_STATUS_ACCESS_DENIED; goto done; } /* set up the LSA Lookup RIDs response */ become_root(); /* lookup_name can require root privs */ r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries, names, flags, &mapped_count); unbecome_root(); done: if (NT_STATUS_IS_OK(r_u->status)) { if (mapped_count == 0) { r_u->status = NT_STATUS_NONE_MAPPED; } else if (mapped_count != num_entries) { r_u->status = STATUS_SOME_UNMAPPED; } } /* Convert the rids array to rids2. */ for (i = 0; i < num_entries; i++) { rids2[i].type = rids[i].type; rids2[i].rid = rids[i].rid; rids2[i].rid_idx = rids[i].rid_idx; rids2[i].unknown = 0; } init_reply_lookup_names2(r_u, ref, num_entries, rids2, mapped_count); return r_u->status; } /*************************************************************************** lsa_reply_lookup_names3. ***************************************************************************/ NTSTATUS _lsa_lookup_names3(pipes_struct *p, LSA_Q_LOOKUP_NAMES3 *q_u, LSA_R_LOOKUP_NAMES3 *r_u) { struct lsa_info *handle; UNISTR2 *names = q_u->uni_name; uint32 num_entries = q_u->num_entries; DOM_R_REF *ref = NULL; LSA_TRANSLATED_SID3 *trans_sids = NULL; uint32 mapped_count = 0; int flags = 0; if (num_entries > MAX_LOOKUP_SIDS) { num_entries = MAX_LOOKUP_SIDS; DEBUG(5,("_lsa_lookup_names3: truncating name lookup list to %d\n", num_entries)); } /* Probably the lookup_level is some sort of bitmask. */ if (q_u->lookup_level == 1) { flags = LOOKUP_NAME_ALL; } ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF); trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries); if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) { r_u->status = NT_STATUS_INVALID_HANDLE; goto done; } /* check if the user have enough rights */ if (!(handle->access & POLICY_LOOKUP_NAMES)) { r_u->status = NT_STATUS_ACCESS_DENIED; goto done; } if (!ref || !trans_sids) { return NT_STATUS_NO_MEMORY; } /* set up the LSA Lookup SIDs response */ become_root(); /* lookup_name can require root privs */ r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries, names, flags, &mapped_count); unbecome_root(); done: if (NT_STATUS_IS_OK(r_u->status)) { if (mapped_count == 0) { r_u->status = NT_STATUS_NONE_MAPPED; } else if (mapped_count != num_entries) { r_u->status = STATUS_SOME_UNMAPPED; } } init_reply_lookup_names3(r_u, ref, num_entries, trans_sids, mapped_count); return r_u->status; } /*************************************************************************** lsa_reply_lookup_names4. ***************************************************************************/ NTSTATUS _lsa_lookup_names4(pipes_struct *p, LSA_Q_LOOKUP_NAMES4 *q_u, LSA_R_LOOKUP_NAMES4 *r_u) { UNISTR2 *names = q_u->uni_name; uint32 num_entries = q_u->num_entries; DOM_R_REF *ref = NULL; LSA_TRANSLATED_SID3 *trans_sids = NULL; uint32 mapped_count = 0; int flags = 0; if (num_entries > MAX_LOOKUP_SIDS) { num_entries = MAX_LOOKUP_SIDS; DEBUG(5,("_lsa_lookup_names4: truncating name lookup list to %d\n", num_entries)); } /* Probably the lookup_level is some sort of bitmask. */ if (q_u->lookup_level == 1) { flags = LOOKUP_NAME_ALL; } /* No policy handle on this call. Restrict to crypto connections. */ if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) { DEBUG(0,("_lsa_lookup_names4: client %s not using schannel for netlogon\n", get_remote_machine_name() )); return NT_STATUS_INVALID_PARAMETER; } ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF); trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries); if (!ref || !trans_sids) { return NT_STATUS_NO_MEMORY; } /* set up the LSA Lookup SIDs response */ become_root(); /* lookup_name can require root privs */ r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries, names, flags, &mapped_count); unbecome_root(); if (NT_STATUS_IS_OK(r_u->status)) { if (mapped_count == 0) { r_u->status = NT_STATUS_NONE_MAPPED; } else if (mapped_count != num_entries) { r_u->status = STATUS_SOME_UNMAPPED; } } init_reply_lookup_names4(r_u, ref, num_entries, trans_sids, mapped_count); return r_u->status; } /*************************************************************************** _lsa_close. Also weird - needs to check if lsa handle is correct. JRA. ***************************************************************************/ NTSTATUS _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u) { if (!find_policy_by_hnd(p, &q_u->pol, NULL)) { return NT_STATUS_INVALID_HANDLE; } close_policy_hnd(p, &q_u->pol); return NT_STATUS_OK; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_open_secret(pipes_struct *p, LSA_Q_OPEN_SECRET *q_u, LSA_R_OPEN_SECRET *r_u) { return NT_STATUS_OBJECT_NAME_NOT_FOUND; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_open_trusted_domain(pipes_struct *p, LSA_Q_OPEN_TRUSTED_DOMAIN *q_u, LSA_R_OPEN_TRUSTED_DOMAIN *r_u) { return NT_STATUS_OBJECT_NAME_NOT_FOUND; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_create_trusted_domain(pipes_struct *p, LSA_Q_CREATE_TRUSTED_DOMAIN *q_u, LSA_R_CREATE_TRUSTED_DOMAIN *r_u) { return NT_STATUS_ACCESS_DENIED; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_create_secret(pipes_struct *p, LSA_Q_CREATE_SECRET *q_u, LSA_R_CREATE_SECRET *r_u) { return NT_STATUS_ACCESS_DENIED; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_set_secret(pipes_struct *p, LSA_Q_SET_SECRET *q_u, LSA_R_SET_SECRET *r_u) { return NT_STATUS_ACCESS_DENIED; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_delete_object(pipes_struct *p, LSA_Q_DELETE_OBJECT *q_u, LSA_R_DELETE_OBJECT *r_u) { return NT_STATUS_ACCESS_DENIED; } /*************************************************************************** _lsa_enum_privs. ***************************************************************************/ NTSTATUS _lsa_enum_privs(pipes_struct *p, LSA_Q_ENUM_PRIVS *q_u, LSA_R_ENUM_PRIVS *r_u) { struct lsa_info *handle; uint32 i; uint32 enum_context = q_u->enum_context; int num_privs = count_all_privileges(); LSA_PRIV_ENTRY *entries = NULL; LUID_ATTR luid; /* remember that the enum_context starts at 0 and not 1 */ if ( enum_context >= num_privs ) return NT_STATUS_NO_MORE_ENTRIES; DEBUG(10,("_lsa_enum_privs: enum_context:%d total entries:%d\n", enum_context, num_privs)); if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights I don't know if it's the right one. not documented. */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; if ( !(entries = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_PRIV_ENTRY, num_privs )) ) return NT_STATUS_NO_MEMORY; for (i = 0; i < num_privs; i++) { if( i < enum_context) { init_unistr2(&entries[i].name, NULL, UNI_FLAGS_NONE); init_uni_hdr(&entries[i].hdr_name, &entries[i].name); entries[i].luid_low = 0; entries[i].luid_high = 0; } else { init_unistr2(&entries[i].name, privs[i].name, UNI_FLAGS_NONE); init_uni_hdr(&entries[i].hdr_name, &entries[i].name); luid = get_privilege_luid( &privs[i].se_priv ); entries[i].luid_low = luid.luid.low; entries[i].luid_high = luid.luid.high; } } enum_context = num_privs; init_lsa_r_enum_privs(r_u, enum_context, num_privs, entries); return NT_STATUS_OK; } /*************************************************************************** _lsa_priv_get_dispname. ***************************************************************************/ NTSTATUS _lsa_priv_get_dispname(pipes_struct *p, LSA_Q_PRIV_GET_DISPNAME *q_u, LSA_R_PRIV_GET_DISPNAME *r_u) { struct lsa_info *handle; fstring name_asc; const char *description; if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ /* * I don't know if it's the right one. not documented. */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; unistr2_to_ascii(name_asc, &q_u->name, sizeof(name_asc)); DEBUG(10,("_lsa_priv_get_dispname: name = %s\n", name_asc)); description = get_privilege_dispname( name_asc ); if ( description ) { DEBUG(10,("_lsa_priv_get_dispname: display name = %s\n", description)); init_unistr2(&r_u->desc, description, UNI_FLAGS_NONE); init_uni_hdr(&r_u->hdr_desc, &r_u->desc); r_u->ptr_info = 0xdeadbeef; r_u->lang_id = q_u->lang_id; return NT_STATUS_OK; } else { DEBUG(10,("_lsa_priv_get_dispname: doesn't exist\n")); r_u->ptr_info = 0; return NT_STATUS_NO_SUCH_PRIVILEGE; } } /*************************************************************************** _lsa_enum_accounts. ***************************************************************************/ NTSTATUS _lsa_enum_accounts(pipes_struct *p, LSA_Q_ENUM_ACCOUNTS *q_u, LSA_R_ENUM_ACCOUNTS *r_u) { struct lsa_info *handle; DOM_SID *sid_list; int i, j, num_entries; LSA_SID_ENUM *sids=&r_u->sids; NTSTATUS ret; if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; sid_list = NULL; num_entries = 0; /* The only way we can currently find out all the SIDs that have been privileged is to scan all privileges */ if (!NT_STATUS_IS_OK(ret = privilege_enumerate_accounts(&sid_list, &num_entries))) { return ret; } if (q_u->enum_context >= num_entries) return NT_STATUS_NO_MORE_ENTRIES; sids->ptr_sid = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_entries-q_u->enum_context); sids->sid = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_SID2, num_entries-q_u->enum_context); if (sids->ptr_sid==NULL || sids->sid==NULL) { SAFE_FREE(sid_list); return NT_STATUS_NO_MEMORY; } for (i = q_u->enum_context, j = 0; i < num_entries; i++, j++) { init_dom_sid2(&(*sids).sid[j], &sid_list[i]); (*sids).ptr_sid[j] = 1; } SAFE_FREE(sid_list); init_lsa_r_enum_accounts(r_u, num_entries); return NT_STATUS_OK; } NTSTATUS _lsa_unk_get_connuser(pipes_struct *p, LSA_Q_UNK_GET_CONNUSER *q_u, LSA_R_UNK_GET_CONNUSER *r_u) { fstring username, domname; user_struct *vuser = get_valid_user_struct(p->vuid); if (vuser == NULL) return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; fstrcpy(username, vuser->user.smb_name); fstrcpy(domname, vuser->user.domain); r_u->ptr_user_name = 1; init_unistr2(&r_u->uni2_user_name, username, UNI_STR_TERMINATE); init_uni_hdr(&r_u->hdr_user_name, &r_u->uni2_user_name); r_u->unk1 = 1; r_u->ptr_dom_name = 1; init_unistr2(&r_u->uni2_dom_name, domname, UNI_STR_TERMINATE); init_uni_hdr(&r_u->hdr_dom_name, &r_u->uni2_dom_name); r_u->status = NT_STATUS_OK; return r_u->status; } /*************************************************************************** Lsa Create Account ***************************************************************************/ NTSTATUS _lsa_create_account(pipes_struct *p, LSA_Q_CREATEACCOUNT *q_u, LSA_R_CREATEACCOUNT *r_u) { struct lsa_info *handle; struct lsa_info *info; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ /* * I don't know if it's the right one. not documented. * but guessed with rpcclient. */ if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* check to see if the pipe_user is a Domain Admin since account_pol.tdb was already opened as root, this is all we have */ if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) ) return NT_STATUS_ACCESS_DENIED; if ( is_privileged_sid( &q_u->sid.sid ) ) return NT_STATUS_OBJECT_NAME_COLLISION; /* associate the user/group SID with the (unique) handle. */ if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL) return NT_STATUS_NO_MEMORY; ZERO_STRUCTP(info); info->sid = q_u->sid.sid; info->access = q_u->access; /* get a (unique) handle. open a policy on it. */ if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info)) return NT_STATUS_OBJECT_NAME_NOT_FOUND; return privilege_create_account( &info->sid ); } /*************************************************************************** Lsa Open Account ***************************************************************************/ NTSTATUS _lsa_open_account(pipes_struct *p, LSA_Q_OPENACCOUNT *q_u, LSA_R_OPENACCOUNT *r_u) { struct lsa_info *handle; struct lsa_info *info; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ /* * I don't know if it's the right one. not documented. * but guessed with rpcclient. */ if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* TODO: Fis the parsing routine before reenabling this check! */ #if 0 if (!lookup_sid(&handle->sid, dom_name, name, &type)) return NT_STATUS_ACCESS_DENIED; #endif /* associate the user/group SID with the (unique) handle. */ if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL) return NT_STATUS_NO_MEMORY; ZERO_STRUCTP(info); info->sid = q_u->sid.sid; info->access = q_u->access; /* get a (unique) handle. open a policy on it. */ if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info)) return NT_STATUS_OBJECT_NAME_NOT_FOUND; return NT_STATUS_OK; } /*************************************************************************** For a given SID, enumerate all the privilege this account has. ***************************************************************************/ NTSTATUS _lsa_enum_privsaccount(pipes_struct *p, prs_struct *ps, LSA_Q_ENUMPRIVSACCOUNT *q_u, LSA_R_ENUMPRIVSACCOUNT *r_u) { struct lsa_info *info=NULL; SE_PRIV mask; PRIVILEGE_SET privileges; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; if ( !get_privileges_for_sids( &mask, &info->sid, 1 ) ) return NT_STATUS_OBJECT_NAME_NOT_FOUND; privilege_set_init( &privileges ); if ( se_priv_to_privilege_set( &privileges, &mask ) ) { DEBUG(10,("_lsa_enum_privsaccount: %s has %d privileges\n", sid_string_static(&info->sid), privileges.count)); r_u->status = init_lsa_r_enum_privsaccount(ps->mem_ctx, r_u, privileges.set, privileges.count, 0); } else r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE; privilege_set_free( &privileges ); return r_u->status; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_getsystemaccount(pipes_struct *p, LSA_Q_GETSYSTEMACCOUNT *q_u, LSA_R_GETSYSTEMACCOUNT *r_u) { struct lsa_info *info=NULL; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; if (!lookup_sid(p->mem_ctx, &info->sid, NULL, NULL, NULL)) return NT_STATUS_ACCESS_DENIED; /* 0x01 -> Log on locally 0x02 -> Access this computer from network 0x04 -> Log on as a batch job 0x10 -> Log on as a service they can be ORed together */ r_u->access = PR_LOG_ON_LOCALLY | PR_ACCESS_FROM_NETWORK; return NT_STATUS_OK; } /*************************************************************************** update the systemaccount information ***************************************************************************/ NTSTATUS _lsa_setsystemaccount(pipes_struct *p, LSA_Q_SETSYSTEMACCOUNT *q_u, LSA_R_SETSYSTEMACCOUNT *r_u) { struct lsa_info *info=NULL; GROUP_MAP map; r_u->status = NT_STATUS_OK; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; /* check to see if the pipe_user is a Domain Admin since account_pol.tdb was already opened as root, this is all we have */ if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) ) return NT_STATUS_ACCESS_DENIED; if (!pdb_getgrsid(&map, info->sid)) return NT_STATUS_NO_SUCH_GROUP; return pdb_update_group_mapping_entry(&map); } /*************************************************************************** For a given SID, add some privileges. ***************************************************************************/ NTSTATUS _lsa_addprivs(pipes_struct *p, LSA_Q_ADDPRIVS *q_u, LSA_R_ADDPRIVS *r_u) { struct lsa_info *info = NULL; SE_PRIV mask; PRIVILEGE_SET *set = NULL; struct current_user user; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; /* check to see if the pipe_user is root or a Domain Admin since account_pol.tdb was already opened as root, this is all we have */ get_current_user( &user, p ); if ( user.ut.uid != sec_initial_uid() && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) ) { return NT_STATUS_ACCESS_DENIED; } set = &q_u->set; if ( !privilege_set_to_se_priv( &mask, set ) ) return NT_STATUS_NO_SUCH_PRIVILEGE; if ( !grant_privilege( &info->sid, &mask ) ) { DEBUG(3,("_lsa_addprivs: grant_privilege(%s) failed!\n", sid_string_static(&info->sid) )); DEBUG(3,("Privilege mask:\n")); dump_se_priv( DBGC_ALL, 3, &mask ); return NT_STATUS_NO_SUCH_PRIVILEGE; } return NT_STATUS_OK; } /*************************************************************************** For a given SID, remove some privileges. ***************************************************************************/ NTSTATUS _lsa_removeprivs(pipes_struct *p, LSA_Q_REMOVEPRIVS *q_u, LSA_R_REMOVEPRIVS *r_u) { struct lsa_info *info = NULL; SE_PRIV mask; PRIVILEGE_SET *set = NULL; struct current_user user; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; /* check to see if the pipe_user is root or a Domain Admin since account_pol.tdb was already opened as root, this is all we have */ get_current_user( &user, p ); if ( user.ut.uid != sec_initial_uid() && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) ) { return NT_STATUS_ACCESS_DENIED; } set = &q_u->set; if ( !privilege_set_to_se_priv( &mask, set ) ) return NT_STATUS_NO_SUCH_PRIVILEGE; if ( !revoke_privilege( &info->sid, &mask ) ) { DEBUG(3,("_lsa_removeprivs: revoke_privilege(%s) failed!\n", sid_string_static(&info->sid) )); DEBUG(3,("Privilege mask:\n")); dump_se_priv( DBGC_ALL, 3, &mask ); return NT_STATUS_NO_SUCH_PRIVILEGE; } return NT_STATUS_OK; } /*************************************************************************** For a given SID, remove some privileges. ***************************************************************************/ NTSTATUS _lsa_query_secobj(pipes_struct *p, LSA_Q_QUERY_SEC_OBJ *q_u, LSA_R_QUERY_SEC_OBJ *r_u) { struct lsa_info *handle=NULL; SEC_DESC *psd = NULL; 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 **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; switch (q_u->sec_info) { case 1: /* SD contains only the owner */ status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!NT_STATUS_IS_OK(status)) return NT_STATUS_NO_MEMORY; if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL) return NT_STATUS_NO_MEMORY; break; case 4: /* SD contains only the ACL */ status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!NT_STATUS_IS_OK(status)) return NT_STATUS_NO_MEMORY; if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL) return NT_STATUS_NO_MEMORY; break; default: return NT_STATUS_INVALID_LEVEL; } r_u->ptr=1; return r_u->status; } #if 0 /* AD DC work in ongoing in Samba 4 */ /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_query_info2(pipes_struct *p, LSA_Q_QUERY_INFO2 *q_u, LSA_R_QUERY_INFO2 *r_u) { struct lsa_info *handle; const char *nb_name; char *dns_name = NULL; char *forest_name = NULL; DOM_SID *sid = NULL; struct GUID guid; fstring dnsdomname; ZERO_STRUCT(guid); r_u->status = NT_STATUS_OK; if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) return NT_STATUS_INVALID_HANDLE; switch (q_u->info_class) { case 0x0c: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* Request PolicyPrimaryDomainInformation. */ switch (lp_server_role()) { case ROLE_DOMAIN_PDC: case ROLE_DOMAIN_BDC: nb_name = get_global_sam_name(); /* ugly temp hack for these next two */ /* This should be a 'netbios domain -> DNS domain' mapping */ dnsdomname[0] = '\0'; get_mydnsdomname(dnsdomname); strlower_m(dnsdomname); dns_name = dnsdomname; forest_name = dnsdomname; sid = get_global_sam_sid(); secrets_fetch_domain_guid(lp_workgroup(), &guid); break; default: return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; } init_dns_dom_info(&r_u->info.dns_dom_info, nb_name, dns_name, forest_name,&guid,sid); break; default: DEBUG(0,("_lsa_query_info2: unknown info level in Lsa Query: %d\n", q_u->info_class)); r_u->status = NT_STATUS_INVALID_INFO_CLASS; break; } if (NT_STATUS_IS_OK(r_u->status)) { r_u->ptr = 0x1; r_u->info_class = q_u->info_class; } return r_u->status; } #endif /* AD DC work in ongoing in Samba 4 */ /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_add_acct_rights(pipes_struct *p, LSA_Q_ADD_ACCT_RIGHTS *q_u, LSA_R_ADD_ACCT_RIGHTS *r_u) { struct lsa_info *info = NULL; int i = 0; DOM_SID sid; fstring privname; UNISTR4_ARRAY *uni_privnames = q_u->rights; struct current_user user; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; /* check to see if the pipe_user is a Domain Admin since account_pol.tdb was already opened as root, this is all we have */ get_current_user( &user, p ); if ( user.ut.uid != sec_initial_uid() && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) ) { return NT_STATUS_ACCESS_DENIED; } /* according to an NT4 PDC, you can add privileges to SIDs even without call_lsa_create_account() first. And you can use any arbitrary SID. */ sid_copy( &sid, &q_u->sid.sid ); /* just a little sanity check */ if ( q_u->count != uni_privnames->count ) { DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n")); return NT_STATUS_INVALID_HANDLE; } for ( i=0; icount; i++ ) { UNISTR4 *uni4_str = &uni_privnames->strings[i]; /* only try to add non-null strings */ if ( !uni4_str->string ) continue; rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE ); if ( !grant_privilege_by_name( &sid, privname ) ) { DEBUG(2,("_lsa_add_acct_rights: Failed to add privilege [%s]\n", privname )); return NT_STATUS_NO_SUCH_PRIVILEGE; } } return NT_STATUS_OK; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_remove_acct_rights(pipes_struct *p, LSA_Q_REMOVE_ACCT_RIGHTS *q_u, LSA_R_REMOVE_ACCT_RIGHTS *r_u) { struct lsa_info *info = NULL; int i = 0; DOM_SID sid; fstring privname; UNISTR4_ARRAY *uni_privnames = q_u->rights; struct current_user user; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; /* check to see if the pipe_user is a Domain Admin since account_pol.tdb was already opened as root, this is all we have */ get_current_user( &user, p ); if ( user.ut.uid != sec_initial_uid() && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) ) { return NT_STATUS_ACCESS_DENIED; } sid_copy( &sid, &q_u->sid.sid ); if ( q_u->removeall ) { if ( !revoke_all_privileges( &sid ) ) return NT_STATUS_ACCESS_DENIED; return NT_STATUS_OK; } /* just a little sanity check */ if ( q_u->count != uni_privnames->count ) { DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n")); return NT_STATUS_INVALID_HANDLE; } for ( i=0; icount; i++ ) { UNISTR4 *uni4_str = &uni_privnames->strings[i]; /* only try to add non-null strings */ if ( !uni4_str->string ) continue; rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE ); if ( !revoke_privilege_by_name( &sid, privname ) ) { DEBUG(2,("_lsa_remove_acct_rights: Failed to revoke privilege [%s]\n", privname )); return NT_STATUS_NO_SUCH_PRIVILEGE; } } return NT_STATUS_OK; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_enum_acct_rights(pipes_struct *p, LSA_Q_ENUM_ACCT_RIGHTS *q_u, LSA_R_ENUM_ACCT_RIGHTS *r_u) { struct lsa_info *info = NULL; DOM_SID sid; PRIVILEGE_SET privileges; SE_PRIV mask; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; /* according to an NT4 PDC, you can add privileges to SIDs even without call_lsa_create_account() first. And you can use any arbitrary SID. */ sid_copy( &sid, &q_u->sid.sid ); if ( !get_privileges_for_sids( &mask, &sid, 1 ) ) return NT_STATUS_OBJECT_NAME_NOT_FOUND; privilege_set_init( &privileges ); if ( se_priv_to_privilege_set( &privileges, &mask ) ) { DEBUG(10,("_lsa_enum_acct_rights: %s has %d privileges\n", sid_string_static(&sid), privileges.count)); r_u->status = init_r_enum_acct_rights( r_u, &privileges ); } else r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE; privilege_set_free( &privileges ); return r_u->status; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_lookup_priv_value(pipes_struct *p, LSA_Q_LOOKUP_PRIV_VALUE *q_u, LSA_R_LOOKUP_PRIV_VALUE *r_u) { struct lsa_info *info = NULL; fstring name; LUID_ATTR priv_luid; SE_PRIV mask; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info)) return NT_STATUS_INVALID_HANDLE; unistr2_to_ascii(name, &q_u->privname.unistring, sizeof(name)); DEBUG(10,("_lsa_lookup_priv_value: name = %s\n", name)); if ( !se_priv_from_name( name, &mask ) ) return NT_STATUS_NO_SUCH_PRIVILEGE; priv_luid = get_privilege_luid( &mask ); r_u->luid.low = priv_luid.luid.low; r_u->luid.high = priv_luid.luid.high; return NT_STATUS_OK; }