diff options
Diffstat (limited to 'source3/nsswitch/winbindd_idmap_ldap.c')
| -rw-r--r-- | source3/nsswitch/winbindd_idmap_ldap.c | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/source3/nsswitch/winbindd_idmap_ldap.c b/source3/nsswitch/winbindd_idmap_ldap.c deleted file mode 100644 index 55efb7f45c..0000000000 --- a/source3/nsswitch/winbindd_idmap_ldap.c +++ /dev/null @@ -1,395 +0,0 @@ -/* - Unix SMB/CIFS implementation. - - Winbind daemon - user related function - - Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003 - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#include "winbindd.h" - -#undef DBGC_CLASS -#define DBGC_CLASS DBGC_WINBIND - -#ifdef HAVE_LDAP - -#include <lber.h> -#include <ldap.h> - -#include "smb_ldap.h" - -/* Globals */ -static struct smb_ldap_privates *ldap_state; - -static const char *attr[] = { "uid", "rid", "domain", "uidNumber", - "gidNumber", NULL }; - -static const char *pool_attr[] = {"uidNumber", "gidNumber", "cn", NULL}; - -static long ldap_allocate_id(BOOL is_user) -{ - int rc, count; - LDAPMessage *result; - int scope = LDAP_SCOPE_SUBTREE; - long ret = 0; - int sanity = 0; - - do { - rc = smb_ldap_search(ldap_state, lp_ldap_suffix(), scope, is_user?"cn=UID Pool":"cn=GID Pool", pool_attr, 0, &result); - - if (LDAP_SUCCESS != rc) { - DEBUG(0,("ldap_allocate_id: No ID pool found in directory\n")); - return 0; - } - - count = ldap_count_entries(ldap_state->ldap_struct, result); - - if (1 < count) { - DEBUG(0,("ldap_allocate_id: Multiple UID pools found in directory?\n")); - break; - } else if (1 == count) { - LDAPMessage *entry = - ldap_first_entry(ldap_state->ldap_struct, - result); - LDAPMod **mods = NULL; - pstring temp; - - if (!smb_ldap_get_single_attribute(ldap_state->ldap_struct, entry, is_user?"uidNumber":"gidNumber", temp)) { - return False; - } - ret = atol(temp); - smb_ldap_make_a_mod(&mods, LDAP_MOD_DELETE, - is_user?"uidNumber":"gidNumber", - temp); - slprintf(temp, sizeof(temp) - 1, "%ld", ret + 1); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, is_user?"uidNumber":"gidNumber", temp); - slprintf(temp, sizeof(temp) - 1, "cn=%cID Pool,%s", is_user?'U':'G', lp_ldap_user_suffix()); - rc = smb_ldap_modify(ldap_state, temp, mods); - ldap_mods_free(mods, 1); - } else { - DEBUG(0,("ldap_allocate_id: unexpected number of entries returned\n")); - break; - } - } while (LDAP_NO_SUCH_ATTRIBUTE == rc && ++sanity < 100); - - return ret; -} - -/***************************************************************************** - Initialise idmap database. -*****************************************************************************/ -static BOOL ldap_idmap_init(void) -{ - static struct smb_ldap_privates state; - ldap_state = &state; - -#ifdef WITH_LDAP_SAMCONFIG - { - int ldap_port = lp_ldap_port(); - char *uri; - /* remap default port if not using SSL */ - if (lp_ldap_ssl() != LDAP_SSL_ON && ldap_port == 636) { - ldap_port = 389; - } - - uri = NULL; - - asprintf(&uri, "%s://%s:%d", - lp_ldap_ssl() == LDAP_SSL_ON ? "ldaps" : "ldap", - lp_ldap_server(), ldap_port); - ldap_state->uri = uri; - if (!ldap_state->uri) { - DEBUG(0,("Out of memory\n")); - return False; - } - } -#else - ldap_state->uri = "ldap://localhost"; -#endif - return True; -} - -static BOOL ldap_get_sid_from_uid(uid_t uid, DOM_SID * sid) -{ - pstring filter; - int scope = LDAP_SCOPE_SUBTREE; - int rc, count; - LDAPMessage *result; - - slprintf(filter, sizeof(filter) - 1, "uidNumber=%i", uid); - - DEBUG(2, ("ldap_get_sid_from_uid: searching for:[%s]\n", filter)); - - rc = smb_ldap_search(ldap_state, lp_ldap_suffix(), scope, filter, attr, 0, &result); - if (LDAP_SUCCESS != rc) { - DEBUG(0,("ldap_get_sid_from_uid: user search failed\n")); - return False; - } - - count = ldap_count_entries(ldap_state->ldap_struct, result); - if (1 < count) { - DEBUG(0,("More than one user exists where: %s\n", filter)); - ldap_msgfree(result); - return False; - } else if (1 == count) { - /* we found the user, get the users RID */ - LDAPMessage *entry = ldap_first_entry(ldap_state->ldap_struct, - result); - pstring temp, domain; - uint32 rid; - struct winbindd_domain *wb_dom; - - if (!smb_ldap_get_single_attribute(ldap_state->ldap_struct, entry, "domain", domain)) { - return False; - } - if (!smb_ldap_get_single_attribute(ldap_state->ldap_struct, entry, "rid", temp)) { - return False; - } - rid = (uint32)atol(temp); - wb_dom = find_domain_from_name(domain); - - if (!wb_dom) { - DEBUG(0,("ldap_get_sid_from_uid: could not find domain %s\n", domain)); - return False; - } - - sid_copy(sid, &wb_dom->sid); - sid_append_rid(sid, rid); - } else { - /* 0 entries? that ain't right */ - DEBUG(0,("ldap_get_sid_from_uid: not user entry found for %s\n", filter)); - } - - return True; -} - -static BOOL ldap_get_uid_from_sid(DOM_SID *sid, uid_t *uid) -{ - pstring filter; - int scope = LDAP_SCOPE_SUBTREE; - int rc, count; - LDAPMessage *result; - uint32 rid = 0; - struct winbindd_domain *wb_dom; - DOM_SID dom_sid; - - sid_copy(&dom_sid, sid); - - if (!sid_split_rid(&dom_sid, &rid)) { - DEBUG(0,("ldap_get_uid_from_sid: sid does not contain an rid\n")); - return False; - } - - if (!(wb_dom = find_domain_from_sid(&dom_sid))) { - DEBUG(0,("ldap_get_uid_from_sid: cannot lookup domain from sid\n")); - return False; - } - - slprintf(filter, sizeof(filter) - 1, "rid=%d,domain=%s,objectClass=sambaAccount", rid, wb_dom->name); - - DEBUG(2, ("ldap_get_uid_from_sid: searching for:[%s]\n", filter)); - - rc = smb_ldap_search(ldap_state, lp_ldap_suffix(), scope, filter, attr, 0, &result); - if (LDAP_NO_SUCH_OBJECT == rc) { - LDAPMod **mods = NULL; - pstring temp; - fstring dom, name; - int sid_type; - - winbindd_lookup_name_by_sid(sid, dom, name, - (enum SID_USE_TYPE *)&sid_type); - slprintf(temp, sizeof(temp) - 1, "%i", rid); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "rid", temp); - - *uid = ldap_allocate_id(True); - slprintf(temp, sizeof(temp) - 1, "%i", *uid); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "uidNumber", temp); - - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "uid", name); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "objectClass", "sambaAccount"); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "objectClass", "account"); - slprintf(temp, sizeof(temp) - 1, "uid=%s,%s", name, lp_ldap_user_suffix()); - rc = smb_ldap_modify(ldap_state, temp, mods); - - ldap_mods_free(mods, 1); - if (LDAP_SUCCESS != rc) { - return False; - } - } else if (LDAP_SUCCESS == rc) { - count = ldap_count_entries(ldap_state->ldap_struct, result); - if (1 < count) { - DEBUG(0,("More than one user exists where: %s\n", filter)); - ldap_msgfree(result); - return False; - } else if (1 == count) { - /* we found the user, get the idNumber */ - LDAPMessage *entry = ldap_first_entry(ldap_state->ldap_struct, result); - pstring temp; - - if (!smb_ldap_get_single_attribute(ldap_state->ldap_struct, entry, "uidNumber", temp)) { - return False; - } - *uid = atol(temp); - } else { - DEBUG(0,("ldap_get_uid_from_sid: zero entries returned?\n")); - return False; - } - } else { - DEBUG(0,("ldap_get_uid_from_sid: unknown error querying user info\n")); - return False; - } - - return True; -} - -static BOOL ldap_get_sid_from_gid(gid_t gid, DOM_SID * sid) -{ - pstring filter; - int scope = LDAP_SCOPE_SUBTREE; - int rc, count; - LDAPMessage *result; - - slprintf(filter, sizeof(filter) - 1, "gidNumber=%i,objectClass=sambaGroupMapping", gid); - - DEBUG(2, ("ldap_get_sid_from_gid: searching for:[%s]\n", filter)); - - rc = smb_ldap_search(ldap_state, lp_ldap_suffix(), scope, filter, attr, 0, &result); - if (LDAP_SUCCESS != rc) { - DEBUG(0,("ldap_get_sid_from_gid: user search failed\n")); - return False; - } - - count = ldap_count_entries(ldap_state->ldap_struct, result); - if (1 < count) { - DEBUG(0,("More than one group exists where: %s\n", filter)); - ldap_msgfree(result); - return False; - } else if (1 == count) { - LDAPMessage *entry = ldap_first_entry(ldap_state->ldap_struct, - result); - pstring str_sid; - - if (!smb_ldap_get_single_attribute(ldap_state->ldap_struct, entry, "ntSid", str_sid)) { - return False; - } - - string_to_sid(sid, str_sid); - } else { - /* 0 entries? that ain't right */ - DEBUG(0,("ldap_get_sid_from_gid: not group entry found for %s\n", filter)); - } - - return True; -} - -static BOOL ldap_get_gid_from_sid(DOM_SID *sid, gid_t *gid) -{ - pstring filter; - int scope = LDAP_SCOPE_SUBTREE; - int rc, count; - LDAPMessage *result; - fstring str_sid; - - sid_to_string(str_sid, sid); - - slprintf(filter, sizeof(filter) - 1, "ntSid=%s,objectClass=sambaGroupMapping", str_sid); - - DEBUG(2, ("ldap_get_gid_from_sid: searching for:[%s]\n", filter)); - - rc = smb_ldap_search(ldap_state, lp_ldap_suffix(), scope, filter, attr, 0, &result); - if (LDAP_NO_SUCH_OBJECT == rc) { - LDAPMod **mods = NULL; - pstring temp; - - *gid = ldap_allocate_id(False); - slprintf(temp, sizeof(temp) - 1, "%i", *gid); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "gidNumber", temp); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "objectClass", "sambaGroupMapping"); - smb_ldap_make_a_mod(&mods, LDAP_MOD_ADD, "objectClass", "account"); - slprintf(temp, sizeof(temp) - 1, "gidNumber=%i,%s", *gid, lp_ldap_user_suffix()); - rc = smb_ldap_modify(ldap_state, temp, mods); - - ldap_mods_free(mods, 1); - if (LDAP_SUCCESS != rc) { - return False; - } - } else if (LDAP_SUCCESS == rc) { - count = ldap_count_entries(ldap_state->ldap_struct, result); - if (1 < count) { - DEBUG(0,("More than one group exists where: %s\n", filter)); - ldap_msgfree(result); - return False; - } else if (1 == count) { - LDAPMessage *entry = ldap_first_entry(ldap_state->ldap_struct, result); - pstring temp; - - if (!smb_ldap_get_single_attribute(ldap_state->ldap_struct, entry, "gidNumber", temp)) { - return False; - } - *gid = atol(temp); - } else { - DEBUG(0,("ldap_get_gid_from_sid: zero entries returned?\n")); - return False; - } - } else { - DEBUG(0,("ldap_get_gid_from_sid: unknown error querying user info\n")); - return False; - } - - return True; -} - -static BOOL ldap_idmap_close(void) -{ - smb_ldap_close(ldap_state); - ldap_state = 0; - return True; -} - -static void ldap_idmap_status(void) -{ - DEBUG(0, ("winbindd idmap status:\n")); - DEBUG(0, ("Using LDAP\n")); -} - -struct winbindd_idmap_methods ldap_idmap_methods = { - ldap_idmap_init, - - ldap_get_sid_from_uid, - ldap_get_sid_from_gid, - - ldap_get_uid_from_sid, - ldap_get_gid_from_sid, - - ldap_idmap_close, - - ldap_idmap_status -}; - -#endif - -BOOL winbind_idmap_reg_ldap(struct winbindd_idmap_methods **meth) -{ -#ifdef HAVE_LDAP - *meth = &ldap_idmap_methods; - - return True; -#else - DEBUG(0,("winbind_idmap_reg_ldap: LDAP support not compiled\n")); - return False; -#endif -} |