/* Unix SMB/CIFS implementation. pdb_ldap with ads schema Copyright (C) Volker Lendecke 2009 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 3 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, see <http://www.gnu.org/licenses/>. */ #include "includes.h" #include "tldap.h" #include "tldap_util.h" #include "../libds/common/flags.h" struct pdb_ads_state { struct sockaddr_un socket_address; struct tldap_context *ld; struct dom_sid domainsid; struct GUID domainguid; char *domaindn; char *configdn; char *netbiosname; }; struct pdb_ads_samu_private { char *dn; struct tldap_message *ldapmsg; }; static NTSTATUS pdb_ads_getsampwsid(struct pdb_methods *m, struct samu *sam_acct, const struct dom_sid *sid); static bool pdb_ads_gid_to_sid(struct pdb_methods *m, gid_t gid, struct dom_sid *sid); static bool pdb_ads_dnblob2sid(struct pdb_ads_state *state, DATA_BLOB *dnblob, struct dom_sid *psid); static NTSTATUS pdb_ads_sid2dn(struct pdb_ads_state *state, const struct dom_sid *sid, TALLOC_CTX *mem_ctx, char **pdn); static struct tldap_context *pdb_ads_ld(struct pdb_ads_state *state); static int pdb_ads_search_fmt(struct pdb_ads_state *state, const char *base, int scope, const char *attrs[], int num_attrs, int attrsonly, TALLOC_CTX *mem_ctx, struct tldap_message ***res, const char *fmt, ...); static NTSTATUS pdb_ads_getsamupriv(struct pdb_ads_state *state, const char *filter, TALLOC_CTX *mem_ctx, struct pdb_ads_samu_private **presult); static bool pdb_ads_pull_time(struct tldap_message *msg, const char *attr, time_t *ptime) { uint64_t tmp; if (!tldap_pull_uint64(msg, attr, &tmp)) { return false; } *ptime = uint64s_nt_time_to_unix_abs(&tmp); return true; } static gid_t pdb_ads_sid2gid(const struct dom_sid *sid) { uint32_t rid; sid_peek_rid(sid, &rid); return rid; } static char *pdb_ads_domaindn2dns(TALLOC_CTX *mem_ctx, char *dn) { char *result, *p; result = talloc_string_sub2(mem_ctx, dn, "DC=", "", false, false, true); if (result == NULL) { return NULL; } while ((p = strchr_m(result, ',')) != NULL) { *p = '.'; } return result; } static struct pdb_domain_info *pdb_ads_get_domain_info( struct pdb_methods *m, TALLOC_CTX *mem_ctx) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct pdb_domain_info *info; struct tldap_message *rootdse; char *tmp; info = talloc(mem_ctx, struct pdb_domain_info); if (info == NULL) { return NULL; } info->name = talloc_strdup(info, state->netbiosname); if (info->name == NULL) { goto fail; } info->dns_domain = pdb_ads_domaindn2dns(info, state->domaindn); if (info->dns_domain == NULL) { goto fail; } rootdse = tldap_rootdse(state->ld); tmp = tldap_talloc_single_attribute(rootdse, "rootDomainNamingContext", talloc_tos()); if (tmp == NULL) { goto fail; } info->dns_forest = pdb_ads_domaindn2dns(info, tmp); TALLOC_FREE(tmp); if (info->dns_forest == NULL) { goto fail; } info->sid = state->domainsid; info->guid = state->domainguid; return info; fail: TALLOC_FREE(info); return NULL; } static struct pdb_ads_samu_private *pdb_ads_get_samu_private( struct pdb_methods *m, struct samu *sam) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct pdb_ads_samu_private *result; char *sidstr, *filter; NTSTATUS status; result = (struct pdb_ads_samu_private *) pdb_get_backend_private_data(sam, m); if (result != NULL) { return talloc_get_type_abort( result, struct pdb_ads_samu_private); } sidstr = sid_binstring(talloc_tos(), pdb_get_user_sid(sam)); if (sidstr == NULL) { return NULL; } filter = talloc_asprintf( talloc_tos(), "(&(objectsid=%s)(objectclass=user))", sidstr); TALLOC_FREE(sidstr); if (filter == NULL) { return NULL; } status = pdb_ads_getsamupriv(state, filter, sam, &result); TALLOC_FREE(filter); if (!NT_STATUS_IS_OK(status)) { return NULL; } return result; } static NTSTATUS pdb_ads_init_sam_from_priv(struct pdb_methods *m, struct samu *sam, struct pdb_ads_samu_private *priv) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); TALLOC_CTX *frame = talloc_stackframe(); NTSTATUS status = NT_STATUS_INTERNAL_DB_CORRUPTION; struct tldap_message *entry = priv->ldapmsg; char *str; time_t tmp_time; struct dom_sid sid; uint64_t n; DATA_BLOB blob; str = tldap_talloc_single_attribute(entry, "samAccountName", sam); if (str == NULL) { DEBUG(10, ("no samAccountName\n")); goto fail; } pdb_set_username(sam, str, PDB_SET); if (pdb_ads_pull_time(entry, "lastLogon", &tmp_time)) { pdb_set_logon_time(sam, tmp_time, PDB_SET); } if (pdb_ads_pull_time(entry, "lastLogoff", &tmp_time)) { pdb_set_logoff_time(sam, tmp_time, PDB_SET); } if (pdb_ads_pull_time(entry, "pwdLastSet", &tmp_time)) { pdb_set_pass_last_set_time(sam, tmp_time, PDB_SET); } if (pdb_ads_pull_time(entry, "accountExpires", &tmp_time)) { pdb_set_kickoff_time(sam, tmp_time, PDB_SET); } str = tldap_talloc_single_attribute(entry, "displayName", talloc_tos()); if (str != NULL) { pdb_set_fullname(sam, str, PDB_SET); } str = tldap_talloc_single_attribute(entry, "homeDirectory", talloc_tos()); if (str != NULL) { pdb_set_homedir(sam, str, PDB_SET); } str = tldap_talloc_single_attribute(entry, "homeDrive", talloc_tos()); if (str != NULL) { pdb_set_dir_drive(sam, str, PDB_SET); } str = tldap_talloc_single_attribute(entry, "scriptPath", talloc_tos()); if (str != NULL) { pdb_set_logon_script(sam, str, PDB_SET); } str = tldap_talloc_single_attribute(entry, "profilePath", talloc_tos()); if (str != NULL) { pdb_set_profile_path(sam, str, PDB_SET); } str = tldap_talloc_single_attribute(entry, "profilePath", talloc_tos()); if (str != NULL) { pdb_set_profile_path(sam, str, PDB_SET); } if (!tldap_pull_binsid(entry, "objectSid", &sid)) { DEBUG(10, ("Could not pull SID\n")); goto fail; } pdb_set_user_sid(sam, &sid, PDB_SET); if (!tldap_pull_uint64(entry, "userAccountControl", &n)) { DEBUG(10, ("Could not pull userAccountControl\n")); goto fail; } pdb_set_acct_ctrl(sam, ds_uf2acb(n), PDB_SET); if (tldap_get_single_valueblob(entry, "unicodePwd", &blob)) { if (blob.length != NT_HASH_LEN) { DEBUG(0, ("Got NT hash of length %d, expected %d\n", (int)blob.length, NT_HASH_LEN)); goto fail; } pdb_set_nt_passwd(sam, blob.data, PDB_SET); } if (tldap_get_single_valueblob(entry, "dBCSPwd", &blob)) { if (blob.length != LM_HASH_LEN) { DEBUG(0, ("Got LM hash of length %d, expected %d\n", (int)blob.length, LM_HASH_LEN)); goto fail; } pdb_set_lanman_passwd(sam, blob.data, PDB_SET); } if (tldap_pull_uint64(entry, "primaryGroupID", &n)) { sid_compose(&sid, &state->domainsid, n); pdb_set_group_sid(sam, &sid, PDB_SET); } status = NT_STATUS_OK; fail: TALLOC_FREE(frame); return status; } static bool pdb_ads_init_ads_from_sam(struct pdb_ads_state *state, struct tldap_message *existing, TALLOC_CTX *mem_ctx, int *pnum_mods, struct tldap_mod **pmods, struct samu *sam) { bool ret = true; DATA_BLOB blob; /* TODO: All fields :-) */ ret &= tldap_make_mod_fmt( existing, mem_ctx, pnum_mods, pmods, "displayName", "%s", pdb_get_fullname(sam)); blob = data_blob_const(pdb_get_nt_passwd(sam), NT_HASH_LEN); if (blob.data != NULL) { ret &= tldap_add_mod_blobs(mem_ctx, pmods, TLDAP_MOD_REPLACE, "unicodePwd", 1, &blob); } blob = data_blob_const(pdb_get_lanman_passwd(sam), NT_HASH_LEN); if (blob.data != NULL) { ret &= tldap_add_mod_blobs(mem_ctx, pmods, TLDAP_MOD_REPLACE, "dBCSPwd", 1, &blob); } ret &= tldap_make_mod_fmt( existing, mem_ctx, pnum_mods, pmods, "userAccountControl", "%d", ds_acb2uf(pdb_get_acct_ctrl(sam))); ret &= tldap_make_mod_fmt( existing, mem_ctx, pnum_mods, pmods, "homeDirectory", "%s", pdb_get_homedir(sam)); ret &= tldap_make_mod_fmt( existing, mem_ctx, pnum_mods, pmods, "homeDrive", "%s", pdb_get_dir_drive(sam)); ret &= tldap_make_mod_fmt( existing, mem_ctx, pnum_mods, pmods, "scriptPath", "%s", pdb_get_logon_script(sam)); ret &= tldap_make_mod_fmt( existing, mem_ctx, pnum_mods, pmods, "profilePath", "%s", pdb_get_profile_path(sam)); return ret; } static NTSTATUS pdb_ads_getsamupriv(struct pdb_ads_state *state, const char *filter, TALLOC_CTX *mem_ctx, struct pdb_ads_samu_private **presult) { const char * attrs[] = { "lastLogon", "lastLogoff", "pwdLastSet", "accountExpires", "sAMAccountName", "displayName", "homeDirectory", "homeDrive", "scriptPath", "profilePath", "description", "userWorkstations", "comment", "userParameters", "objectSid", "primaryGroupID", "userAccountControl", "logonHours", "badPwdCount", "logonCount", "countryCode", "codePage", "unicodePwd", "dBCSPwd" }; struct tldap_message **users; int rc, count; struct pdb_ads_samu_private *result; result = talloc(mem_ctx, struct pdb_ads_samu_private); if (result == NULL) { return NT_STATUS_NO_MEMORY; } rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, result, &users, "%s", filter); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); TALLOC_FREE(result); return NT_STATUS_LDAP(rc); } count = talloc_array_length(users); if (count != 1) { DEBUG(10, ("Expected 1 user, got %d\n", count)); TALLOC_FREE(result); return NT_STATUS_INTERNAL_DB_CORRUPTION; } result->ldapmsg = users[0]; if (!tldap_entry_dn(result->ldapmsg, &result->dn)) { DEBUG(10, ("Could not extract dn\n")); TALLOC_FREE(result); return NT_STATUS_INTERNAL_DB_CORRUPTION; } *presult = result; return NT_STATUS_OK; } static NTSTATUS pdb_ads_getsampwfilter(struct pdb_methods *m, struct pdb_ads_state *state, struct samu *sam_acct, const char *filter) { struct pdb_ads_samu_private *priv; NTSTATUS status; status = pdb_ads_getsamupriv(state, filter, sam_acct, &priv); if (!NT_STATUS_IS_OK(status)) { DEBUG(10, ("pdb_ads_getsamupriv failed: %s\n", nt_errstr(status))); return status; } status = pdb_ads_init_sam_from_priv(m, sam_acct, priv); if (!NT_STATUS_IS_OK(status)) { DEBUG(10, ("pdb_ads_init_sam_from_priv failed: %s\n", nt_errstr(status))); TALLOC_FREE(priv); return status; } pdb_set_backend_private_data(sam_acct, priv, NULL, m, PDB_SET); return NT_STATUS_OK; } static NTSTATUS pdb_ads_getsampwnam(struct pdb_methods *m, struct samu *sam_acct, const char *username) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); char *filter; filter = talloc_asprintf( talloc_tos(), "(&(samaccountname=%s)(objectclass=user))", username); NT_STATUS_HAVE_NO_MEMORY(filter); return pdb_ads_getsampwfilter(m, state, sam_acct, filter); } static NTSTATUS pdb_ads_getsampwsid(struct pdb_methods *m, struct samu *sam_acct, const struct dom_sid *sid) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); char *sidstr, *filter; sidstr = sid_binstring(talloc_tos(), sid); NT_STATUS_HAVE_NO_MEMORY(sidstr); filter = talloc_asprintf( talloc_tos(), "(&(objectsid=%s)(objectclass=user))", sidstr); TALLOC_FREE(sidstr); NT_STATUS_HAVE_NO_MEMORY(filter); return pdb_ads_getsampwfilter(m, state, sam_acct, filter); } static NTSTATUS pdb_ads_create_user(struct pdb_methods *m, TALLOC_CTX *tmp_ctx, const char *name, uint32 acct_flags, uint32 *rid) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_context *ld; const char *attrs[1] = { "objectSid" }; struct tldap_mod *mods = NULL; int num_mods = 0; struct tldap_message **user; struct dom_sid sid; char *dn; int rc; bool ok; dn = talloc_asprintf(talloc_tos(), "cn=%s,cn=users,%s", name, state->domaindn); if (dn == NULL) { return NT_STATUS_NO_MEMORY; } ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } /* TODO: Create machines etc */ ok = true; ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "objectClass", "user"); ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "samAccountName", "%s", name); if (!ok) { return NT_STATUS_NO_MEMORY; } rc = tldap_add(ld, dn, num_mods, mods, NULL, 0, NULL, 0); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_add failed %s\n", tldap_errstr(talloc_tos(), ld, rc))); TALLOC_FREE(dn); return NT_STATUS_LDAP(rc); } rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &user, "(&(objectclass=user)(samaccountname=%s))", name); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("Could not find just created user %s: %s\n", name, tldap_errstr(talloc_tos(), state->ld, rc))); TALLOC_FREE(dn); return NT_STATUS_LDAP(rc); } if (talloc_array_length(user) != 1) { DEBUG(10, ("Got %d users, expected one\n", (int)talloc_array_length(user))); TALLOC_FREE(dn); return NT_STATUS_LDAP(rc); } if (!tldap_pull_binsid(user[0], "objectSid", &sid)) { DEBUG(10, ("Could not fetch objectSid from user %s\n", name)); TALLOC_FREE(dn); return NT_STATUS_INTERNAL_DB_CORRUPTION; } sid_peek_rid(&sid, rid); TALLOC_FREE(dn); return NT_STATUS_OK; } static NTSTATUS pdb_ads_delete_user(struct pdb_methods *m, TALLOC_CTX *tmp_ctx, struct samu *sam) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); NTSTATUS status; struct tldap_context *ld; char *dn; int rc; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } status = pdb_ads_sid2dn(state, pdb_get_user_sid(sam), talloc_tos(), &dn); if (!NT_STATUS_IS_OK(status)) { return status; } rc = tldap_delete(ld, dn, NULL, 0, NULL, 0); TALLOC_FREE(dn); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_delete for %s failed: %s\n", dn, tldap_errstr(talloc_tos(), ld, rc))); return NT_STATUS_LDAP(rc); } return NT_STATUS_OK; } static NTSTATUS pdb_ads_add_sam_account(struct pdb_methods *m, struct samu *sampass) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_update_sam_account(struct pdb_methods *m, struct samu *sam) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct pdb_ads_samu_private *priv = pdb_ads_get_samu_private(m, sam); struct tldap_context *ld; struct tldap_mod *mods = NULL; int rc, num_mods = 0; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } if (!pdb_ads_init_ads_from_sam(state, priv->ldapmsg, talloc_tos(), &num_mods, &mods, sam)) { return NT_STATUS_NO_MEMORY; } if (num_mods == 0) { /* Nothing to do, just return success */ return NT_STATUS_OK; } rc = tldap_modify(ld, priv->dn, num_mods, mods, NULL, 0, NULL, 0); TALLOC_FREE(mods); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_modify for %s failed: %s\n", priv->dn, tldap_errstr(talloc_tos(), ld, rc))); return NT_STATUS_LDAP(rc); } return NT_STATUS_OK; } static NTSTATUS pdb_ads_delete_sam_account(struct pdb_methods *m, struct samu *username) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_rename_sam_account(struct pdb_methods *m, struct samu *oldname, const char *newname) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_update_login_attempts(struct pdb_methods *m, struct samu *sam_acct, bool success) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_getgrfilter(struct pdb_methods *m, GROUP_MAP *map, const char *filter) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); const char *attrs[4] = { "objectSid", "description", "samAccountName", "groupType" }; char *str; struct tldap_message **group; uint32_t grouptype; int rc; rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &group, "%s", filter); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } if (talloc_array_length(group) != 1) { DEBUG(10, ("Expected 1 user, got %d\n", (int)talloc_array_length(group))); return NT_STATUS_INTERNAL_DB_CORRUPTION; } if (!tldap_pull_binsid(group[0], "objectSid", &map->sid)) { return NT_STATUS_INTERNAL_DB_CORRUPTION; } map->gid = pdb_ads_sid2gid(&map->sid); if (!tldap_pull_uint32(group[0], "groupType", &grouptype)) { return NT_STATUS_INTERNAL_DB_CORRUPTION; } switch (grouptype) { case GTYPE_SECURITY_BUILTIN_LOCAL_GROUP: case GTYPE_SECURITY_DOMAIN_LOCAL_GROUP: map->sid_name_use = SID_NAME_ALIAS; break; case GTYPE_SECURITY_GLOBAL_GROUP: map->sid_name_use = SID_NAME_DOM_GRP; break; default: return NT_STATUS_INTERNAL_DB_CORRUPTION; } str = tldap_talloc_single_attribute(group[0], "samAccountName", talloc_tos()); if (str == NULL) { return NT_STATUS_INTERNAL_DB_CORRUPTION; } fstrcpy(map->nt_name, str); TALLOC_FREE(str); str = tldap_talloc_single_attribute(group[0], "description", talloc_tos()); if (str != NULL) { fstrcpy(map->comment, str); TALLOC_FREE(str); } else { map->comment[0] = '\0'; } TALLOC_FREE(group); return NT_STATUS_OK; } static NTSTATUS pdb_ads_getgrsid(struct pdb_methods *m, GROUP_MAP *map, struct dom_sid sid) { char *filter; NTSTATUS status; filter = talloc_asprintf(talloc_tos(), "(&(objectsid=%s)(objectclass=group))", sid_string_talloc(talloc_tos(), &sid)); if (filter == NULL) { return NT_STATUS_NO_MEMORY; } status = pdb_ads_getgrfilter(m, map, filter); TALLOC_FREE(filter); return status; } static NTSTATUS pdb_ads_getgrgid(struct pdb_methods *m, GROUP_MAP *map, gid_t gid) { struct dom_sid sid; pdb_ads_gid_to_sid(m, gid, &sid); return pdb_ads_getgrsid(m, map, sid); } static NTSTATUS pdb_ads_getgrnam(struct pdb_methods *m, GROUP_MAP *map, const char *name) { char *filter; NTSTATUS status; filter = talloc_asprintf(talloc_tos(), "(&(samaccountname=%s)(objectclass=group))", name); if (filter == NULL) { return NT_STATUS_NO_MEMORY; } status = pdb_ads_getgrfilter(m, map, filter); TALLOC_FREE(filter); return status; } static NTSTATUS pdb_ads_create_dom_group(struct pdb_methods *m, TALLOC_CTX *mem_ctx, const char *name, uint32 *rid) { TALLOC_CTX *frame = talloc_stackframe(); struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_context *ld; const char *attrs[1] = { "objectSid" }; int num_mods = 0; struct tldap_mod *mods = NULL; struct tldap_message **alias; struct dom_sid sid; char *dn; int rc; bool ok = true; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } dn = talloc_asprintf(talloc_tos(), "cn=%s,cn=users,%s", name, state->domaindn); if (dn == NULL) { TALLOC_FREE(frame); return NT_STATUS_NO_MEMORY; } ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "samAccountName", "%s", name); ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "objectClass", "group"); ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "groupType", "%d", (int)GTYPE_SECURITY_GLOBAL_GROUP); if (!ok) { TALLOC_FREE(frame); return NT_STATUS_NO_MEMORY; } rc = tldap_add(ld, dn, num_mods, mods, NULL, 0, NULL, 0); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_add failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); TALLOC_FREE(frame); return NT_STATUS_LDAP(rc); } rc = pdb_ads_search_fmt( state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &alias, "(&(objectclass=group)(samaccountname=%s))", name); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("Could not find just created alias %s: %s\n", name, tldap_errstr(talloc_tos(), state->ld, rc))); TALLOC_FREE(frame); return NT_STATUS_LDAP(rc); } if (talloc_array_length(alias) != 1) { DEBUG(10, ("Got %d alias, expected one\n", (int)talloc_array_length(alias))); TALLOC_FREE(frame); return NT_STATUS_LDAP(rc); } if (!tldap_pull_binsid(alias[0], "objectSid", &sid)) { DEBUG(10, ("Could not fetch objectSid from alias %s\n", name)); TALLOC_FREE(frame); return NT_STATUS_INTERNAL_DB_CORRUPTION; } sid_peek_rid(&sid, rid); TALLOC_FREE(frame); return NT_STATUS_OK; } static NTSTATUS pdb_ads_delete_dom_group(struct pdb_methods *m, TALLOC_CTX *mem_ctx, uint32 rid) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_context *ld; struct dom_sid sid; char *sidstr; struct tldap_message **msg; char *dn; int rc; sid_compose(&sid, &state->domainsid, rid); sidstr = sid_binstring(talloc_tos(), &sid); NT_STATUS_HAVE_NO_MEMORY(sidstr); rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, NULL, 0, 0, talloc_tos(), &msg, ("(&(objectSid=%s)(objectClass=group))"), sidstr); TALLOC_FREE(sidstr); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } switch talloc_array_length(msg) { case 0: return NT_STATUS_NO_SUCH_GROUP; case 1: break; default: return NT_STATUS_INTERNAL_DB_CORRUPTION; } if (!tldap_entry_dn(msg[0], &dn)) { TALLOC_FREE(msg); return NT_STATUS_INTERNAL_DB_CORRUPTION; } ld = pdb_ads_ld(state); if (ld == NULL) { TALLOC_FREE(msg); return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } rc = tldap_delete(ld, dn, NULL, 0, NULL, 0); TALLOC_FREE(msg); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_delete failed: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } return NT_STATUS_OK; } static NTSTATUS pdb_ads_add_group_mapping_entry(struct pdb_methods *m, GROUP_MAP *map) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_update_group_mapping_entry(struct pdb_methods *m, GROUP_MAP *map) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_delete_group_mapping_entry(struct pdb_methods *m, struct dom_sid sid) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_enum_group_mapping(struct pdb_methods *m, const struct dom_sid *sid, enum lsa_SidType sid_name_use, GROUP_MAP **pp_rmap, size_t *p_num_entries, bool unix_only) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_enum_group_members(struct pdb_methods *m, TALLOC_CTX *mem_ctx, const struct dom_sid *group, uint32 **pmembers, size_t *pnum_members) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); const char *attrs[1] = { "member" }; char *sidstr; struct tldap_message **msg; int i, rc, num_members; DATA_BLOB *blobs; uint32_t *members; sidstr = sid_binstring(talloc_tos(), group); NT_STATUS_HAVE_NO_MEMORY(sidstr); rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &msg, "(objectsid=%s)", sidstr); TALLOC_FREE(sidstr); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } switch talloc_array_length(msg) { case 0: return NT_STATUS_OBJECT_NAME_NOT_FOUND; break; case 1: break; default: return NT_STATUS_INTERNAL_DB_CORRUPTION; break; } if (!tldap_entry_values(msg[0], "member", &num_members, &blobs)) { return NT_STATUS_INTERNAL_DB_CORRUPTION; } members = talloc_array(mem_ctx, uint32_t, num_members); if (members == NULL) { return NT_STATUS_NO_MEMORY; } for (i=0; i<num_members; i++) { struct dom_sid sid; if (!pdb_ads_dnblob2sid(state, &blobs[i], &sid) || !sid_peek_rid(&sid, &members[i])) { TALLOC_FREE(members); return NT_STATUS_INTERNAL_DB_CORRUPTION; } } *pmembers = members; *pnum_members = num_members; return NT_STATUS_OK; } static NTSTATUS pdb_ads_enum_group_memberships(struct pdb_methods *m, TALLOC_CTX *mem_ctx, struct samu *user, struct dom_sid **pp_sids, gid_t **pp_gids, size_t *p_num_groups) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct pdb_ads_samu_private *priv = pdb_ads_get_samu_private( m, user); const char *attrs[1] = { "objectSid" }; struct tldap_message **groups; int i, rc, count; size_t num_groups; struct dom_sid *group_sids; gid_t *gids; rc = pdb_ads_search_fmt( state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &groups, "(&(member=%s)(grouptype=%d)(objectclass=group))", priv->dn, GTYPE_SECURITY_GLOBAL_GROUP); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } count = talloc_array_length(groups); group_sids = talloc_array(mem_ctx, struct dom_sid, count); if (group_sids == NULL) { return NT_STATUS_NO_MEMORY; } gids = talloc_array(mem_ctx, gid_t, count); if (gids == NULL) { TALLOC_FREE(group_sids); return NT_STATUS_NO_MEMORY; } num_groups = 0; for (i=0; i<count; i++) { if (!tldap_pull_binsid(groups[i], "objectSid", &group_sids[num_groups])) { continue; } gids[num_groups] = pdb_ads_sid2gid(&group_sids[num_groups]); num_groups += 1; if (num_groups == count) { break; } } *pp_sids = group_sids; *pp_gids = gids; *p_num_groups = num_groups; return NT_STATUS_OK; } static NTSTATUS pdb_ads_set_unix_primary_group(struct pdb_methods *m, TALLOC_CTX *mem_ctx, struct samu *user) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_mod_groupmem(struct pdb_methods *m, TALLOC_CTX *mem_ctx, uint32 grouprid, uint32 memberrid, int mod_op) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); TALLOC_CTX *frame = talloc_stackframe(); struct tldap_context *ld; struct dom_sid groupsid, membersid; char *groupdn, *memberdn; struct tldap_mod *mods; int rc; NTSTATUS status; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } sid_compose(&groupsid, &state->domainsid, grouprid); sid_compose(&membersid, &state->domainsid, memberrid); status = pdb_ads_sid2dn(state, &groupsid, talloc_tos(), &groupdn); if (!NT_STATUS_IS_OK(status)) { TALLOC_FREE(frame); return NT_STATUS_NO_SUCH_GROUP; } status = pdb_ads_sid2dn(state, &membersid, talloc_tos(), &memberdn); if (!NT_STATUS_IS_OK(status)) { TALLOC_FREE(frame); return NT_STATUS_NO_SUCH_USER; } mods = NULL; if (!tldap_add_mod_str(talloc_tos(), &mods, mod_op, "member", memberdn)) { TALLOC_FREE(frame); return NT_STATUS_NO_MEMORY; } rc = tldap_modify(ld, groupdn, 1, mods, NULL, 0, NULL, 0); TALLOC_FREE(frame); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_modify failed: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); if (rc == TLDAP_TYPE_OR_VALUE_EXISTS) { return NT_STATUS_MEMBER_IN_GROUP; } if (rc == TLDAP_NO_SUCH_ATTRIBUTE) { return NT_STATUS_MEMBER_NOT_IN_GROUP; } return NT_STATUS_LDAP(rc); } return NT_STATUS_OK; } static NTSTATUS pdb_ads_add_groupmem(struct pdb_methods *m, TALLOC_CTX *mem_ctx, uint32 group_rid, uint32 member_rid) { return pdb_ads_mod_groupmem(m, mem_ctx, group_rid, member_rid, TLDAP_MOD_ADD); } static NTSTATUS pdb_ads_del_groupmem(struct pdb_methods *m, TALLOC_CTX *mem_ctx, uint32 group_rid, uint32 member_rid) { return pdb_ads_mod_groupmem(m, mem_ctx, group_rid, member_rid, TLDAP_MOD_DELETE); } static NTSTATUS pdb_ads_create_alias(struct pdb_methods *m, const char *name, uint32 *rid) { TALLOC_CTX *frame = talloc_stackframe(); struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_context *ld; const char *attrs[1] = { "objectSid" }; int num_mods = 0; struct tldap_mod *mods = NULL; struct tldap_message **alias; struct dom_sid sid; char *dn; int rc; bool ok = true; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } dn = talloc_asprintf(talloc_tos(), "cn=%s,cn=users,%s", name, state->domaindn); if (dn == NULL) { TALLOC_FREE(frame); return NT_STATUS_NO_MEMORY; } ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "samAccountName", "%s", name); ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "objectClass", "group"); ok &= tldap_make_mod_fmt( NULL, talloc_tos(), &num_mods, &mods, "groupType", "%d", (int)GTYPE_SECURITY_DOMAIN_LOCAL_GROUP); if (!ok) { TALLOC_FREE(frame); return NT_STATUS_NO_MEMORY; } rc = tldap_add(ld, dn, num_mods, mods, NULL, 0, NULL, 0); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_add failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); TALLOC_FREE(frame); return NT_STATUS_LDAP(rc); } rc = pdb_ads_search_fmt( state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &alias, "(&(objectclass=group)(samaccountname=%s))", name); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("Could not find just created alias %s: %s\n", name, tldap_errstr(talloc_tos(), state->ld, rc))); TALLOC_FREE(frame); return NT_STATUS_LDAP(rc); } if (talloc_array_length(alias) != 1) { DEBUG(10, ("Got %d alias, expected one\n", (int)talloc_array_length(alias))); TALLOC_FREE(frame); return NT_STATUS_LDAP(rc); } if (!tldap_pull_binsid(alias[0], "objectSid", &sid)) { DEBUG(10, ("Could not fetch objectSid from alias %s\n", name)); TALLOC_FREE(frame); return NT_STATUS_INTERNAL_DB_CORRUPTION; } sid_peek_rid(&sid, rid); TALLOC_FREE(frame); return NT_STATUS_OK; } static NTSTATUS pdb_ads_delete_alias(struct pdb_methods *m, const struct dom_sid *sid) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_context *ld; struct tldap_message **alias; char *sidstr, *dn = NULL; int rc; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } sidstr = sid_binstring(talloc_tos(), sid); if (sidstr == NULL) { return NT_STATUS_NO_MEMORY; } rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, NULL, 0, 0, talloc_tos(), &alias, "(&(objectSid=%s)(objectclass=group)" "(|(grouptype=%d)(grouptype=%d)))", sidstr, GTYPE_SECURITY_BUILTIN_LOCAL_GROUP, GTYPE_SECURITY_DOMAIN_LOCAL_GROUP); TALLOC_FREE(sidstr); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } if (talloc_array_length(alias) != 1) { DEBUG(10, ("Expected 1 alias, got %d\n", (int)talloc_array_length(alias))); return NT_STATUS_INTERNAL_DB_CORRUPTION; } if (!tldap_entry_dn(alias[0], &dn)) { DEBUG(10, ("Could not get DN for alias %s\n", sid_string_dbg(sid))); return NT_STATUS_INTERNAL_ERROR; } rc = tldap_delete(ld, dn, NULL, 0, NULL, 0); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_delete failed: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } return NT_STATUS_OK; } static NTSTATUS pdb_ads_set_aliasinfo(struct pdb_methods *m, const struct dom_sid *sid, struct acct_info *info) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_context *ld; const char *attrs[3] = { "objectSid", "description", "samAccountName" }; struct tldap_message **msg; char *sidstr, *dn; int rc; struct tldap_mod *mods; int num_mods; bool ok; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } sidstr = sid_binstring(talloc_tos(), sid); NT_STATUS_HAVE_NO_MEMORY(sidstr); rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &msg, "(&(objectSid=%s)(objectclass=group)" "(|(grouptype=%d)(grouptype=%d)))", sidstr, GTYPE_SECURITY_BUILTIN_LOCAL_GROUP, GTYPE_SECURITY_DOMAIN_LOCAL_GROUP); TALLOC_FREE(sidstr); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } switch talloc_array_length(msg) { case 0: return NT_STATUS_NO_SUCH_ALIAS; case 1: break; default: return NT_STATUS_INTERNAL_DB_CORRUPTION; } if (!tldap_entry_dn(msg[0], &dn)) { TALLOC_FREE(msg); return NT_STATUS_INTERNAL_DB_CORRUPTION; } mods = NULL; num_mods = 0; ok = true; ok &= tldap_make_mod_fmt( msg[0], msg, &num_mods, &mods, "description", "%s", info->acct_desc); ok &= tldap_make_mod_fmt( msg[0], msg, &num_mods, &mods, "samAccountName", "%s", info->acct_name); if (!ok) { TALLOC_FREE(msg); return NT_STATUS_NO_MEMORY; } if (num_mods == 0) { /* no change */ TALLOC_FREE(msg); return NT_STATUS_OK; } rc = tldap_modify(ld, dn, num_mods, mods, NULL, 0, NULL, 0); TALLOC_FREE(msg); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_modify failed: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } return NT_STATUS_OK; } static NTSTATUS pdb_ads_sid2dn(struct pdb_ads_state *state, const struct dom_sid *sid, TALLOC_CTX *mem_ctx, char **pdn) { struct tldap_message **msg; char *sidstr, *dn; int rc; sidstr = sid_binstring(talloc_tos(), sid); NT_STATUS_HAVE_NO_MEMORY(sidstr); rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, NULL, 0, 0, talloc_tos(), &msg, "(objectsid=%s)", sidstr); TALLOC_FREE(sidstr); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } switch talloc_array_length(msg) { case 0: return NT_STATUS_NOT_FOUND; case 1: break; default: return NT_STATUS_INTERNAL_DB_CORRUPTION; } if (!tldap_entry_dn(msg[0], &dn)) { return NT_STATUS_INTERNAL_DB_CORRUPTION; } dn = talloc_strdup(mem_ctx, dn); if (dn == NULL) { return NT_STATUS_NO_MEMORY; } TALLOC_FREE(msg); *pdn = dn; return NT_STATUS_OK; } static NTSTATUS pdb_ads_mod_aliasmem(struct pdb_methods *m, const struct dom_sid *alias, const struct dom_sid *member, int mod_op) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_context *ld; TALLOC_CTX *frame = talloc_stackframe(); struct tldap_mod *mods; int rc; char *aliasdn, *memberdn; NTSTATUS status; ld = pdb_ads_ld(state); if (ld == NULL) { return NT_STATUS_LDAP(TLDAP_SERVER_DOWN); } status = pdb_ads_sid2dn(state, alias, talloc_tos(), &aliasdn); if (!NT_STATUS_IS_OK(status)) { DEBUG(10, ("pdb_ads_sid2dn (%s) failed: %s\n", sid_string_dbg(alias), nt_errstr(status))); TALLOC_FREE(frame); return NT_STATUS_NO_SUCH_ALIAS; } status = pdb_ads_sid2dn(state, member, talloc_tos(), &memberdn); if (!NT_STATUS_IS_OK(status)) { DEBUG(10, ("pdb_ads_sid2dn (%s) failed: %s\n", sid_string_dbg(member), nt_errstr(status))); TALLOC_FREE(frame); return status; } mods = NULL; if (!tldap_add_mod_str(talloc_tos(), &mods, mod_op, "member", memberdn)) { TALLOC_FREE(frame); return NT_STATUS_NO_MEMORY; } rc = tldap_modify(ld, aliasdn, 1, mods, NULL, 0, NULL, 0); TALLOC_FREE(frame); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_modify failed: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); if (rc == TLDAP_TYPE_OR_VALUE_EXISTS) { return NT_STATUS_MEMBER_IN_ALIAS; } if (rc == TLDAP_NO_SUCH_ATTRIBUTE) { return NT_STATUS_MEMBER_NOT_IN_ALIAS; } return NT_STATUS_LDAP(rc); } return NT_STATUS_OK; } static NTSTATUS pdb_ads_add_aliasmem(struct pdb_methods *m, const struct dom_sid *alias, const struct dom_sid *member) { return pdb_ads_mod_aliasmem(m, alias, member, TLDAP_MOD_ADD); } static NTSTATUS pdb_ads_del_aliasmem(struct pdb_methods *m, const struct dom_sid *alias, const struct dom_sid *member) { return pdb_ads_mod_aliasmem(m, alias, member, TLDAP_MOD_DELETE); } static bool pdb_ads_dnblob2sid(struct pdb_ads_state *state, DATA_BLOB *dnblob, struct dom_sid *psid) { const char *attrs[1] = { "objectSid" }; struct tldap_message **msg; char *dn; size_t len; int rc; bool ret; if (!convert_string_talloc(talloc_tos(), CH_UTF8, CH_UNIX, dnblob->data, dnblob->length, &dn, &len, false)) { return false; } rc = pdb_ads_search_fmt(state, dn, TLDAP_SCOPE_BASE, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &msg, "(objectclass=*)"); TALLOC_FREE(dn); if (talloc_array_length(msg) != 1) { DEBUG(10, ("Got %d objects, expected one\n", (int)talloc_array_length(msg))); TALLOC_FREE(msg); return false; } ret = tldap_pull_binsid(msg[0], "objectSid", psid); TALLOC_FREE(msg); return ret; } static NTSTATUS pdb_ads_enum_aliasmem(struct pdb_methods *m, const struct dom_sid *alias, TALLOC_CTX *mem_ctx, struct dom_sid **pmembers, size_t *pnum_members) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); const char *attrs[1] = { "member" }; char *sidstr; struct tldap_message **msg; int i, rc, num_members; DATA_BLOB *blobs; struct dom_sid *members; sidstr = sid_binstring(talloc_tos(), alias); NT_STATUS_HAVE_NO_MEMORY(sidstr); rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &msg, "(objectsid=%s)", sidstr); TALLOC_FREE(sidstr); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } switch talloc_array_length(msg) { case 0: return NT_STATUS_OBJECT_NAME_NOT_FOUND; break; case 1: break; default: return NT_STATUS_INTERNAL_DB_CORRUPTION; break; } if (!tldap_entry_values(msg[0], "member", &num_members, &blobs)) { return NT_STATUS_INTERNAL_DB_CORRUPTION; } members = talloc_array(mem_ctx, struct dom_sid, num_members); if (members == NULL) { return NT_STATUS_NO_MEMORY; } for (i=0; i<num_members; i++) { if (!pdb_ads_dnblob2sid(state, &blobs[i], &members[i])) { TALLOC_FREE(members); return NT_STATUS_INTERNAL_DB_CORRUPTION; } } *pmembers = members; *pnum_members = num_members; return NT_STATUS_OK; } static NTSTATUS pdb_ads_enum_alias_memberships(struct pdb_methods *m, TALLOC_CTX *mem_ctx, const struct dom_sid *domain_sid, const struct dom_sid *members, size_t num_members, uint32_t **palias_rids, size_t *pnum_alias_rids) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); const char *attrs[1] = { "objectSid" }; struct tldap_message **msg = NULL; uint32_t *alias_rids = NULL; size_t num_alias_rids = 0; int i, rc, count; bool got_members = false; char *filter; NTSTATUS status; /* * TODO: Get the filter right so that we only get the aliases from * either the SAM or BUILTIN */ filter = talloc_asprintf(talloc_tos(), "(&(|(grouptype=%d)(grouptype=%d))" "(objectclass=group)(|", GTYPE_SECURITY_BUILTIN_LOCAL_GROUP, GTYPE_SECURITY_DOMAIN_LOCAL_GROUP); if (filter == NULL) { return NT_STATUS_NO_MEMORY; } for (i=0; i<num_members; i++) { char *dn; status = pdb_ads_sid2dn(state, &members[i], talloc_tos(), &dn); if (!NT_STATUS_IS_OK(status)) { DEBUG(10, ("pdb_ads_sid2dn failed for %s: %s\n", sid_string_dbg(&members[i]), nt_errstr(status))); continue; } filter = talloc_asprintf_append_buffer( filter, "(member=%s)", dn); TALLOC_FREE(dn); if (filter == NULL) { return NT_STATUS_NO_MEMORY; } got_members = true; } if (!got_members) { goto done; } rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &msg, "%s))", filter); TALLOC_FREE(filter); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("tldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return NT_STATUS_LDAP(rc); } count = talloc_array_length(msg); if (count == 0) { goto done; } alias_rids = talloc_array(mem_ctx, uint32_t, count); if (alias_rids == NULL) { TALLOC_FREE(msg); return NT_STATUS_NO_MEMORY; } for (i=0; i<count; i++) { struct dom_sid sid; if (!tldap_pull_binsid(msg[i], "objectSid", &sid)) { DEBUG(10, ("Could not pull SID for member %d\n", i)); continue; } if (sid_peek_check_rid(domain_sid, &sid, &alias_rids[num_alias_rids])) { num_alias_rids += 1; } } done: TALLOC_FREE(msg); *palias_rids = alias_rids; *pnum_alias_rids = 0; return NT_STATUS_OK; } static NTSTATUS pdb_ads_lookup_rids(struct pdb_methods *m, const struct dom_sid *domain_sid, int num_rids, uint32 *rids, const char **names, enum lsa_SidType *lsa_attrs) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); const char *attrs[2] = { "sAMAccountType", "sAMAccountName" }; int i, num_mapped; if (num_rids == 0) { return NT_STATUS_NONE_MAPPED; } num_mapped = 0; for (i=0; i<num_rids; i++) { struct dom_sid sid; struct tldap_message **msg; char *sidstr; uint32_t attr; int rc; lsa_attrs[i] = SID_NAME_UNKNOWN; sid_compose(&sid, domain_sid, rids[i]); sidstr = sid_binstring(talloc_tos(), &sid); NT_STATUS_HAVE_NO_MEMORY(sidstr); rc = pdb_ads_search_fmt(state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &msg, "(objectsid=%s)", sidstr); TALLOC_FREE(sidstr); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search failed %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); continue; } switch talloc_array_length(msg) { case 0: DEBUG(10, ("rid %d not found\n", (int)rids[i])); continue; case 1: break; default: return NT_STATUS_INTERNAL_DB_CORRUPTION; } names[i] = tldap_talloc_single_attribute( msg[0], "samAccountName", talloc_tos()); if (names[i] == NULL) { DEBUG(10, ("no samAccountName\n")); continue; } if (!tldap_pull_uint32(msg[0], "samAccountType", &attr)) { DEBUG(10, ("no samAccountType")); continue; } lsa_attrs[i] = ds_atype_map(attr); num_mapped += 1; } if (num_mapped == 0) { return NT_STATUS_NONE_MAPPED; } if (num_mapped < num_rids) { return STATUS_SOME_UNMAPPED; } return NT_STATUS_OK; } static NTSTATUS pdb_ads_lookup_names(struct pdb_methods *m, const struct dom_sid *domain_sid, int num_names, const char **pp_names, uint32 *rids, enum lsa_SidType *attrs) { return NT_STATUS_NOT_IMPLEMENTED; } static NTSTATUS pdb_ads_get_account_policy(struct pdb_methods *m, enum pdb_policy_type type, uint32_t *value) { return account_policy_get(type, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL; } static NTSTATUS pdb_ads_set_account_policy(struct pdb_methods *m, enum pdb_policy_type type, uint32_t value) { return account_policy_set(type, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL; } static NTSTATUS pdb_ads_get_seq_num(struct pdb_methods *m, time_t *seq_num) { return NT_STATUS_NOT_IMPLEMENTED; } struct pdb_ads_search_state { uint32_t acct_flags; struct samr_displayentry *entries; uint32_t num_entries; ssize_t array_size; uint32_t current; }; static bool pdb_ads_next_entry(struct pdb_search *search, struct samr_displayentry *entry) { struct pdb_ads_search_state *state = talloc_get_type_abort( search->private_data, struct pdb_ads_search_state); if (state->current == state->num_entries) { return false; } entry->idx = state->entries[state->current].idx; entry->rid = state->entries[state->current].rid; entry->acct_flags = state->entries[state->current].acct_flags; entry->account_name = talloc_strdup( search, state->entries[state->current].account_name); entry->fullname = talloc_strdup( search, state->entries[state->current].fullname); entry->description = talloc_strdup( search, state->entries[state->current].description); if ((entry->account_name == NULL) || (entry->fullname == NULL) || (entry->description == NULL)) { DEBUG(0, ("talloc_strdup failed\n")); return false; } state->current += 1; return true; } static void pdb_ads_search_end(struct pdb_search *search) { struct pdb_ads_search_state *state = talloc_get_type_abort( search->private_data, struct pdb_ads_search_state); TALLOC_FREE(state); } static bool pdb_ads_search_filter(struct pdb_methods *m, struct pdb_search *search, const char *filter, struct pdb_ads_search_state **pstate) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct pdb_ads_search_state *sstate; const char * attrs[] = { "objectSid", "sAMAccountName", "displayName", "userAccountControl", "description" }; struct tldap_message **users; int i, rc, num_users; sstate = talloc_zero(search, struct pdb_ads_search_state); if (sstate == NULL) { return false; } rc = pdb_ads_search_fmt( state, state->domaindn, TLDAP_SCOPE_SUB, attrs, ARRAY_SIZE(attrs), 0, talloc_tos(), &users, "%s", filter); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("ldap_search_ext_s failed: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); return false; } num_users = talloc_array_length(users); sstate->entries = talloc_array(sstate, struct samr_displayentry, num_users); if (sstate->entries == NULL) { DEBUG(10, ("talloc failed\n")); return false; } sstate->num_entries = 0; for (i=0; i<num_users; i++) { struct samr_displayentry *e; struct dom_sid sid; e = &sstate->entries[sstate->num_entries]; e->idx = sstate->num_entries; if (!tldap_pull_binsid(users[i], "objectSid", &sid)) { DEBUG(10, ("Could not pull sid\n")); continue; } sid_peek_rid(&sid, &e->rid); e->acct_flags = ACB_NORMAL; e->account_name = tldap_talloc_single_attribute( users[i], "samAccountName", sstate->entries); if (e->account_name == NULL) { return false; } e->fullname = tldap_talloc_single_attribute( users[i], "displayName", sstate->entries); if (e->fullname == NULL) { e->fullname = ""; } e->description = tldap_talloc_single_attribute( users[i], "description", sstate->entries); if (e->description == NULL) { e->description = ""; } sstate->num_entries += 1; if (sstate->num_entries >= num_users) { break; } } search->private_data = sstate; search->next_entry = pdb_ads_next_entry; search->search_end = pdb_ads_search_end; *pstate = sstate; return true; } static bool pdb_ads_search_users(struct pdb_methods *m, struct pdb_search *search, uint32 acct_flags) { struct pdb_ads_search_state *sstate; bool ret; ret = pdb_ads_search_filter(m, search, "(objectclass=user)", &sstate); if (!ret) { return false; } sstate->acct_flags = acct_flags; return true; } static bool pdb_ads_search_groups(struct pdb_methods *m, struct pdb_search *search) { struct pdb_ads_search_state *sstate; char *filter; bool ret; filter = talloc_asprintf(talloc_tos(), "(&(grouptype=%d)(objectclass=group))", GTYPE_SECURITY_GLOBAL_GROUP); if (filter == NULL) { return false; } ret = pdb_ads_search_filter(m, search, filter, &sstate); TALLOC_FREE(filter); if (!ret) { return false; } sstate->acct_flags = 0; return true; } static bool pdb_ads_search_aliases(struct pdb_methods *m, struct pdb_search *search, const struct dom_sid *sid) { struct pdb_ads_search_state *sstate; char *filter; bool ret; filter = talloc_asprintf( talloc_tos(), "(&(grouptype=%d)(objectclass=group))", sid_check_is_builtin(sid) ? GTYPE_SECURITY_BUILTIN_LOCAL_GROUP : GTYPE_SECURITY_DOMAIN_LOCAL_GROUP); if (filter == NULL) { return false; } ret = pdb_ads_search_filter(m, search, filter, &sstate); TALLOC_FREE(filter); if (!ret) { return false; } sstate->acct_flags = 0; return true; } static bool pdb_ads_uid_to_sid(struct pdb_methods *m, uid_t uid, struct dom_sid *sid) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); sid_compose(sid, &state->domainsid, uid); return true; } static bool pdb_ads_gid_to_sid(struct pdb_methods *m, gid_t gid, struct dom_sid *sid) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); sid_compose(sid, &state->domainsid, gid); return true; } static bool pdb_ads_sid_to_id(struct pdb_methods *m, const struct dom_sid *sid, union unid_t *id, enum lsa_SidType *type) { struct pdb_ads_state *state = talloc_get_type_abort( m->private_data, struct pdb_ads_state); struct tldap_message **msg; char *sidstr; uint32_t rid; int rc; /* * This is a big, big hack: Just hard-code the rid as uid/gid. */ sid_peek_rid(sid, &rid); sidstr = sid_binstring(talloc_tos(), sid); if (sidstr == NULL) { return false; } rc = pdb_ads_search_fmt( state, state->domaindn, TLDAP_SCOPE_SUB, NULL, 0, 0, talloc_tos(), &msg, "(&(objectsid=%s)(objectclass=user))", sidstr); if ((rc == TLDAP_SUCCESS) && (talloc_array_length(msg) > 0)) { id->uid = rid; *type = SID_NAME_USER; TALLOC_FREE(sidstr); return true; } rc = pdb_ads_search_fmt( state, state->domaindn, TLDAP_SCOPE_SUB, NULL, 0, 0, talloc_tos(), &msg, "(&(objectsid=%s)(objectclass=group))", sidstr); if ((rc == TLDAP_SUCCESS) && (talloc_array_length(msg) > 0)) { id->gid = rid; *type = SID_NAME_DOM_GRP; TALLOC_FREE(sidstr); return true; } TALLOC_FREE(sidstr); return false; } static uint32_t pdb_ads_capabilities(struct pdb_methods *m) { return PDB_CAP_STORE_RIDS | PDB_CAP_ADS; } static bool pdb_ads_new_rid(struct pdb_methods *m, uint32 *rid) { return false; } static bool pdb_ads_get_trusteddom_pw(struct pdb_methods *m, const char *domain, char** pwd, struct dom_sid *sid, time_t *pass_last_set_time) { return false; } static bool pdb_ads_set_trusteddom_pw(struct pdb_methods *m, const char* domain, const char* pwd, const struct dom_sid *sid) { return false; } static bool pdb_ads_del_trusteddom_pw(struct pdb_methods *m, const char *domain) { return false; } static NTSTATUS pdb_ads_enum_trusteddoms(struct pdb_methods *m, TALLOC_CTX *mem_ctx, uint32 *num_domains, struct trustdom_info ***domains) { *num_domains = 0; *domains = NULL; return NT_STATUS_OK; } static void pdb_ads_init_methods(struct pdb_methods *m) { m->name = "ads"; m->get_domain_info = pdb_ads_get_domain_info; m->getsampwnam = pdb_ads_getsampwnam; m->getsampwsid = pdb_ads_getsampwsid; m->create_user = pdb_ads_create_user; m->delete_user = pdb_ads_delete_user; m->add_sam_account = pdb_ads_add_sam_account; m->update_sam_account = pdb_ads_update_sam_account; m->delete_sam_account = pdb_ads_delete_sam_account; m->rename_sam_account = pdb_ads_rename_sam_account; m->update_login_attempts = pdb_ads_update_login_attempts; m->getgrsid = pdb_ads_getgrsid; m->getgrgid = pdb_ads_getgrgid; m->getgrnam = pdb_ads_getgrnam; m->create_dom_group = pdb_ads_create_dom_group; m->delete_dom_group = pdb_ads_delete_dom_group; m->add_group_mapping_entry = pdb_ads_add_group_mapping_entry; m->update_group_mapping_entry = pdb_ads_update_group_mapping_entry; m->delete_group_mapping_entry = pdb_ads_delete_group_mapping_entry; m->enum_group_mapping = pdb_ads_enum_group_mapping; m->enum_group_members = pdb_ads_enum_group_members; m->enum_group_memberships = pdb_ads_enum_group_memberships; m->set_unix_primary_group = pdb_ads_set_unix_primary_group; m->add_groupmem = pdb_ads_add_groupmem; m->del_groupmem = pdb_ads_del_groupmem; m->create_alias = pdb_ads_create_alias; m->delete_alias = pdb_ads_delete_alias; m->get_aliasinfo = pdb_default_get_aliasinfo; m->set_aliasinfo = pdb_ads_set_aliasinfo; m->add_aliasmem = pdb_ads_add_aliasmem; m->del_aliasmem = pdb_ads_del_aliasmem; m->enum_aliasmem = pdb_ads_enum_aliasmem; m->enum_alias_memberships = pdb_ads_enum_alias_memberships; m->lookup_rids = pdb_ads_lookup_rids; m->lookup_names = pdb_ads_lookup_names; m->get_account_policy = pdb_ads_get_account_policy; m->set_account_policy = pdb_ads_set_account_policy; m->get_seq_num = pdb_ads_get_seq_num; m->search_users = pdb_ads_search_users; m->search_groups = pdb_ads_search_groups; m->search_aliases = pdb_ads_search_aliases; m->uid_to_sid = pdb_ads_uid_to_sid; m->gid_to_sid = pdb_ads_gid_to_sid; m->sid_to_id = pdb_ads_sid_to_id; m->capabilities = pdb_ads_capabilities; m->new_rid = pdb_ads_new_rid; m->get_trusteddom_pw = pdb_ads_get_trusteddom_pw; m->set_trusteddom_pw = pdb_ads_set_trusteddom_pw; m->del_trusteddom_pw = pdb_ads_del_trusteddom_pw; m->enum_trusteddoms = pdb_ads_enum_trusteddoms; } static void free_private_data(void **vp) { struct pdb_ads_state *state = talloc_get_type_abort( *vp, struct pdb_ads_state); TALLOC_FREE(state->ld); return; } /* this is used to catch debug messages from events */ static void s3_tldap_debug(void *context, enum tldap_debug_level level, const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0); static void s3_tldap_debug(void *context, enum tldap_debug_level level, const char *fmt, va_list ap) { int samba_level = -1; char *s = NULL; switch (level) { case TLDAP_DEBUG_FATAL: samba_level = 0; break; case TLDAP_DEBUG_ERROR: samba_level = 1; break; case TLDAP_DEBUG_WARNING: samba_level = 2; break; case TLDAP_DEBUG_TRACE: samba_level = 11; break; }; if (vasprintf(&s, fmt, ap) == -1) { return; } DEBUG(samba_level, ("tldap: %s", s)); free(s); } static struct tldap_context *pdb_ads_ld(struct pdb_ads_state *state) { NTSTATUS status; int fd; if (tldap_connection_ok(state->ld)) { return state->ld; } TALLOC_FREE(state->ld); status = open_socket_out( (struct sockaddr_storage *)(void *)&state->socket_address, 0, 0, &fd); if (!NT_STATUS_IS_OK(status)) { DEBUG(10, ("Could not connect to %s: %s\n", state->socket_address.sun_path, nt_errstr(status))); return NULL; } set_blocking(fd, false); state->ld = tldap_context_create(state, fd); if (state->ld == NULL) { close(fd); return NULL; } tldap_set_debug(state->ld, s3_tldap_debug, NULL); return state->ld; } int pdb_ads_search_fmt(struct pdb_ads_state *state, const char *base, int scope, const char *attrs[], int num_attrs, int attrsonly, TALLOC_CTX *mem_ctx, struct tldap_message ***res, const char *fmt, ...) { struct tldap_context *ld; va_list ap; int ret; ld = pdb_ads_ld(state); if (ld == NULL) { return TLDAP_SERVER_DOWN; } va_start(ap, fmt); ret = tldap_search_va(ld, base, scope, attrs, num_attrs, attrsonly, mem_ctx, res, fmt, ap); va_end(ap); if (ret != TLDAP_SERVER_DOWN) { return ret; } /* retry once */ ld = pdb_ads_ld(state); if (ld == NULL) { return TLDAP_SERVER_DOWN; } va_start(ap, fmt); ret = tldap_search_va(ld, base, scope, attrs, num_attrs, attrsonly, mem_ctx, res, fmt, ap); va_end(ap); return ret; } static NTSTATUS pdb_ads_connect(struct pdb_ads_state *state, const char *location) { const char *domain_attrs[2] = { "objectSid", "objectGUID" }; const char *ncname_attrs[1] = { "netbiosname" }; struct tldap_context *ld; struct tldap_message *rootdse, **domain, **ncname; TALLOC_CTX *frame = talloc_stackframe(); NTSTATUS status; int num_domains; int rc; ZERO_STRUCT(state->socket_address); state->socket_address.sun_family = AF_UNIX; strncpy(state->socket_address.sun_path, location, sizeof(state->socket_address.sun_path) - 1); ld = pdb_ads_ld(state); if (ld == NULL) { status = NT_STATUS_CANT_ACCESS_DOMAIN_INFO; goto done; } rc = tldap_fetch_rootdse(ld); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("Could not retrieve rootdse: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); status = NT_STATUS_LDAP(rc); goto done; } rootdse = tldap_rootdse(state->ld); state->domaindn = tldap_talloc_single_attribute( rootdse, "defaultNamingContext", state); if (state->domaindn == NULL) { DEBUG(10, ("Could not get defaultNamingContext\n")); status = NT_STATUS_INTERNAL_DB_CORRUPTION; goto done; } DEBUG(10, ("defaultNamingContext = %s\n", state->domaindn)); state->configdn = tldap_talloc_single_attribute( rootdse, "configurationNamingContext", state); if (state->domaindn == NULL) { DEBUG(10, ("Could not get configurationNamingContext\n")); status = NT_STATUS_INTERNAL_DB_CORRUPTION; goto done; } DEBUG(10, ("configurationNamingContext = %s\n", state->configdn)); /* * Figure out our domain's SID */ rc = pdb_ads_search_fmt( state, state->domaindn, TLDAP_SCOPE_BASE, domain_attrs, ARRAY_SIZE(domain_attrs), 0, talloc_tos(), &domain, "(objectclass=*)"); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("Could not retrieve domain: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); status = NT_STATUS_LDAP(rc); goto done; } num_domains = talloc_array_length(domain); if (num_domains != 1) { DEBUG(10, ("Got %d domains, expected one\n", num_domains)); status = NT_STATUS_INTERNAL_DB_CORRUPTION; goto done; } if (!tldap_pull_binsid(domain[0], "objectSid", &state->domainsid)) { DEBUG(10, ("Could not retrieve domain SID\n")); status = NT_STATUS_INTERNAL_DB_CORRUPTION; goto done; } if (!tldap_pull_guid(domain[0], "objectGUID", &state->domainguid)) { DEBUG(10, ("Could not retrieve domain GUID\n")); status = NT_STATUS_INTERNAL_DB_CORRUPTION; goto done; } DEBUG(10, ("Domain SID: %s\n", sid_string_dbg(&state->domainsid))); /* * Figure out our domain's short name */ rc = pdb_ads_search_fmt( state, state->configdn, TLDAP_SCOPE_SUB, ncname_attrs, ARRAY_SIZE(ncname_attrs), 0, talloc_tos(), &ncname, "(ncname=%s)", state->domaindn); if (rc != TLDAP_SUCCESS) { DEBUG(10, ("Could not retrieve ncname: %s\n", tldap_errstr(talloc_tos(), state->ld, rc))); status = NT_STATUS_LDAP(rc); goto done; } if (talloc_array_length(ncname) != 1) { status = NT_STATUS_INTERNAL_DB_CORRUPTION; goto done; } state->netbiosname = tldap_talloc_single_attribute( ncname[0], "netbiosname", state); if (state->netbiosname == NULL) { DEBUG(10, ("Could not get netbiosname\n")); status = NT_STATUS_INTERNAL_DB_CORRUPTION; goto done; } DEBUG(10, ("netbiosname: %s\n", state->netbiosname)); if (!strequal(lp_workgroup(), state->netbiosname)) { DEBUG(1, ("ADS is different domain (%s) than ours (%s)\n", state->netbiosname, lp_workgroup())); status = NT_STATUS_NO_SUCH_DOMAIN; goto done; } secrets_store_domain_sid(state->netbiosname, &state->domainsid); status = NT_STATUS_OK; done: TALLOC_FREE(frame); return status; } static NTSTATUS pdb_init_ads(struct pdb_methods **pdb_method, const char *location) { struct pdb_methods *m; struct pdb_ads_state *state; char *tmp = NULL; NTSTATUS status; m = talloc(talloc_autofree_context(), struct pdb_methods); if (m == NULL) { return NT_STATUS_NO_MEMORY; } state = talloc_zero(m, struct pdb_ads_state); if (state == NULL) { goto nomem; } m->private_data = state; m->free_private_data = free_private_data; pdb_ads_init_methods(m); if (location == NULL) { tmp = talloc_asprintf(talloc_tos(), "/%s/ldap_priv/ldapi", lp_private_dir()); location = tmp; } if (location == NULL) { goto nomem; } status = pdb_ads_connect(state, location); if (!NT_STATUS_IS_OK(status)) { DEBUG(10, ("pdb_ads_connect failed: %s\n", nt_errstr(status))); goto fail; } *pdb_method = m; return NT_STATUS_OK; nomem: status = NT_STATUS_NO_MEMORY; fail: TALLOC_FREE(m); return status; } NTSTATUS pdb_ads_init(void); NTSTATUS pdb_ads_init(void) { return smb_register_passdb(PASSDB_INTERFACE_VERSION, "ads", pdb_init_ads); }