source3/include/smbldap.h

   1 /*
   2    Unix SMB/CIFS mplementation.
   3    LDAP protocol helper functions for SAMBA
   4    Copyright (C) Gerald Carter                  2001-2003
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #ifndef _SMBLDAP_H
  22 #define _SMBLDAP_H
  23
  24 struct smbldap_state;
  25
  26 #ifdef HAVE_LDAP
  27
  28 /* specify schema versions between 2.2. and 3.0 */
  29
  30 #define SCHEMAVER_SAMBAACCOUNT          1
  31 #define SCHEMAVER_SAMBASAMACCOUNT       2
  32
  33 /* objectclass names */
  34
  35 #define LDAP_OBJ_SAMBASAMACCOUNT        "sambaSamAccount"
  36 #define LDAP_OBJ_SAMBAACCOUNT           "sambaAccount"
  37 #define LDAP_OBJ_GROUPMAP               "sambaGroupMapping"
  38 #define LDAP_OBJ_DOMINFO                "sambaDomain"
  39 #define LDAP_OBJ_IDPOOL                 "sambaUnixIdPool"
  40 #define LDAP_OBJ_IDMAP_ENTRY            "sambaIdmapEntry"
  41 #define LDAP_OBJ_SID_ENTRY              "sambaSidEntry"
  42 #define LDAP_OBJ_TRUST_PASSWORD         "sambaTrustPassword"
  43 #define LDAP_OBJ_TRUSTDOM_PASSWORD      "sambaTrustedDomainPassword"
  44 #define LDAP_OBJ_TRUSTED_DOMAIN         "sambaTrustedDomain"
  45
  46 #define LDAP_OBJ_ACCOUNT                "account"
  47 #define LDAP_OBJ_POSIXACCOUNT           "posixAccount"
  48 #define LDAP_OBJ_POSIXGROUP             "posixGroup"
  49 #define LDAP_OBJ_OU                     "organizationalUnit"
  50
  51 /* some generic attributes that get reused a lot */
  52
  53 #define LDAP_ATTRIBUTE_SID              "sambaSID"
  54 #define LDAP_ATTRIBUTE_UIDNUMBER        "uidNumber"
  55 #define LDAP_ATTRIBUTE_GIDNUMBER        "gidNumber"
  56 #define LDAP_ATTRIBUTE_SID_LIST         "sambaSIDList"
  57
  58 /* attribute map table indexes */
  59
  60 #define LDAP_ATTR_LIST_END              0
  61 #define LDAP_ATTR_UID                   1
  62 #define LDAP_ATTR_UIDNUMBER             2
  63 #define LDAP_ATTR_GIDNUMBER             3
  64 #define LDAP_ATTR_UNIX_HOME             4
  65 #define LDAP_ATTR_PWD_LAST_SET          5
  66 #define LDAP_ATTR_PWD_CAN_CHANGE        6
  67 #define LDAP_ATTR_PWD_MUST_CHANGE       7
  68 #define LDAP_ATTR_LOGON_TIME            8
  69 #define LDAP_ATTR_LOGOFF_TIME           9
  70 #define LDAP_ATTR_KICKOFF_TIME          10
  71 #define LDAP_ATTR_CN                    11
  72 #define LDAP_ATTR_DISPLAY_NAME          12
  73 #define LDAP_ATTR_HOME_PATH             13
  74 #define LDAP_ATTR_LOGON_SCRIPT          14
  75 #define LDAP_ATTR_PROFILE_PATH          15
  76 #define LDAP_ATTR_DESC                  16
  77 #define LDAP_ATTR_USER_WKS              17
  78 #define LDAP_ATTR_USER_SID              18
  79 #define LDAP_ATTR_USER_RID              18
  80 #define LDAP_ATTR_PRIMARY_GROUP_SID     19
  81 #define LDAP_ATTR_PRIMARY_GROUP_RID     20
  82 #define LDAP_ATTR_LMPW                  21
  83 #define LDAP_ATTR_NTPW                  22
  84 #define LDAP_ATTR_DOMAIN                23
  85 #define LDAP_ATTR_OBJCLASS              24
  86 #define LDAP_ATTR_ACB_INFO              25
  87 #define LDAP_ATTR_NEXT_USERRID          26
  88 #define LDAP_ATTR_NEXT_GROUPRID         27
  89 #define LDAP_ATTR_DOM_SID               28
  90 #define LDAP_ATTR_HOME_DRIVE            29
  91 #define LDAP_ATTR_GROUP_SID             30
  92 #define LDAP_ATTR_GROUP_TYPE            31
  93 #define LDAP_ATTR_SID                   32
  94 #define LDAP_ATTR_ALGORITHMIC_RID_BASE  33
  95 #define LDAP_ATTR_NEXT_RID              34
  96 #define LDAP_ATTR_BAD_PASSWORD_COUNT    35
  97 #define LDAP_ATTR_LOGON_COUNT           36
  98 #define LDAP_ATTR_MUNGED_DIAL           37
  99 #define LDAP_ATTR_BAD_PASSWORD_TIME     38
 100 #define LDAP_ATTR_PWD_HISTORY           39
 101 #define LDAP_ATTR_SID_LIST              40
 102 #define LDAP_ATTR_MOD_TIMESTAMP         41
 103 #define LDAP_ATTR_LOGON_HOURS           42
 104 #define LDAP_ATTR_TRUST_PASSWD_FLAGS    43
 105 #define LDAP_ATTR_SN                    44
 106
 107
 108 typedef struct _attrib_map_entry {
 109         int             attrib;
 110         const char      *name;
 111 } ATTRIB_MAP_ENTRY;
 112
 113
 114 /* structures */
 115
 116 extern ATTRIB_MAP_ENTRY attrib_map_v22[];
 117 extern ATTRIB_MAP_ENTRY attrib_map_to_delete_v22[];
 118 extern ATTRIB_MAP_ENTRY attrib_map_v30[];
 119 extern ATTRIB_MAP_ENTRY attrib_map_to_delete_v30[];
 120 extern ATTRIB_MAP_ENTRY dominfo_attr_list[];
 121 extern ATTRIB_MAP_ENTRY groupmap_attr_list[];
 122 extern ATTRIB_MAP_ENTRY groupmap_attr_list_to_delete[];
 123 extern ATTRIB_MAP_ENTRY idpool_attr_list[];
 124 extern ATTRIB_MAP_ENTRY sidmap_attr_list[];
 125 extern ATTRIB_MAP_ENTRY trustpw_attr_list[];
 126
 127
 128 /* Function declarations -- not included in proto.h so we don't
 129    have to worry about LDAP structure types */
 130
 131 NTSTATUS smbldap_init(TALLOC_CTX *mem_ctx,
 132                       struct event_context *event_ctx,
 133                       const char *location,
 134                       struct smbldap_state **smbldap_state);
 135
 136 const char* get_attr_key2string( ATTRIB_MAP_ENTRY table[], int key );
 137 const char** get_attr_list( TALLOC_CTX *mem_ctx, ATTRIB_MAP_ENTRY table[] );
 138 void smbldap_set_mod (LDAPMod *** modlist, int modop, const char *attribute, const char *value);
 139 void smbldap_make_mod(LDAP *ldap_struct, LDAPMessage *existing,
 140                       LDAPMod ***mods,
 141                       const char *attribute, const char *newval);
 142 bool smbldap_get_single_attribute (LDAP * ldap_struct, LDAPMessage * entry,
 143                                    const char *attribute, char *value,
 144                                    int max_len);
 145 int smbldap_modify(struct smbldap_state *ldap_state,
 146                    const char *dn,
 147                    LDAPMod *attrs[]);
 148
 149 /**
 150  * Struct to keep the state for all the ldap stuff
 151  *
 152  */
 153
 154 struct smbldap_state {
 155         LDAP *ldap_struct;
 156         pid_t pid;
 157         time_t last_ping; /* monotonic */
 158         /* retrive-once info */
 159         const char *uri;
 160
 161         /* credentials */
 162         bool anonymous;
 163         char *bind_dn;
 164         char *bind_secret;
 165
 166         bool paged_results;
 167
 168         unsigned int num_failures;
 169
 170         time_t last_use; /* monotonic */
 171         struct event_context *event_context;
 172         struct timed_event *idle_event;
 173
 174         struct timeval last_rebind; /* monotonic */
 175 };
 176
 177 /* struct used by both pdb_ldap.c and pdb_nds.c */
 178
 179 struct ipasam_privates;
 180
 181 struct ldapsam_privates {
 182         struct smbldap_state *smbldap_state;
 183
 184         /* Former statics */
 185         LDAPMessage *result;
 186         LDAPMessage *entry;
 187         int index;
 188
 189         const char *domain_name;
 190         struct dom_sid domain_sid;
 191
 192         /* configuration items */
 193         int schema_ver;
 194
 195         char *domain_dn;
 196
 197         /* Is this NDS ldap? */
 198         int is_nds_ldap;
 199
 200         /* Is this IPA ldap? */
 201         int is_ipa_ldap;
 202         struct ipasam_privates *ipasam_privates;
 203
 204         /* ldap server location parameter */
 205         char *location;
 206
 207         struct {
 208                 char *filter;
 209                 LDAPMessage *result;
 210         } search_cache;
 211 };
 212
 213 /* Functions shared between pdb_ldap.c and pdb_nds.c. */
 214 NTSTATUS pdb_init_ldapsam_compat( struct pdb_methods **pdb_method, const char *location);
 215 void private_data_free_fn(void **result);
 216 int ldapsam_search_suffix_by_name(struct ldapsam_privates *ldap_state,
 217                                   const char *user,
 218                                   LDAPMessage ** result,
 219                                   const char **attr);
 220 NTSTATUS pdb_init_ldapsam( struct pdb_methods **pdb_method, const char *location);
 221 const char** get_userattr_list( TALLOC_CTX *mem_ctx, int schema_ver );
 222
 223 char * smbldap_talloc_single_attribute(LDAP *ldap_struct, LDAPMessage *entry,
 224                                        const char *attribute,
 225                                        TALLOC_CTX *mem_ctx);
 226 char * smbldap_talloc_first_attribute(LDAP *ldap_struct, LDAPMessage *entry,
 227                                       const char *attribute,
 228                                       TALLOC_CTX *mem_ctx);
 229 char * smbldap_talloc_smallest_attribute(LDAP *ldap_struct, LDAPMessage *entry,
 230                                          const char *attribute,
 231                                          TALLOC_CTX *mem_ctx);
 232 bool smbldap_talloc_single_blob(TALLOC_CTX *mem_ctx, LDAP *ld,
 233                                 LDAPMessage *msg, const char *attrib,
 234                                 DATA_BLOB *blob);
 235 bool smbldap_pull_sid(LDAP *ld, LDAPMessage *msg, const char *attrib,
 236                       struct dom_sid *sid);
 237 void talloc_autofree_ldapmsg(TALLOC_CTX *mem_ctx, LDAPMessage *result);
 238 void talloc_autofree_ldapmod(TALLOC_CTX *mem_ctx, LDAPMod **mod);
 239 char *smbldap_talloc_dn(TALLOC_CTX *mem_ctx, LDAP *ld,
 240                               LDAPMessage *entry);
 241
 242
 243 /* The following definitions come from lib/smbldap.c  */
 244
 245 int smb_ldap_start_tls(LDAP *ldap_struct, int version);
 246 int smb_ldap_setup_full_conn(LDAP **ldap_struct, const char *uri);
 247 int smbldap_search(struct smbldap_state *ldap_state,
 248                    const char *base, int scope, const char *filter,
 249                    const char *attrs[], int attrsonly,
 250                    LDAPMessage **res);
 251 int smbldap_search_paged(struct smbldap_state *ldap_state,
 252                          const char *base, int scope, const char *filter,
 253                          const char **attrs, int attrsonly, int pagesize,
 254                          LDAPMessage **res, void **cookie);
 255 int smbldap_modify(struct smbldap_state *ldap_state, const char *dn, LDAPMod *attrs[]);
 256 int smbldap_add(struct smbldap_state *ldap_state, const char *dn, LDAPMod *attrs[]);
 257 int smbldap_delete(struct smbldap_state *ldap_state, const char *dn);
 258 int smbldap_extended_operation(struct smbldap_state *ldap_state,
 259                                LDAP_CONST char *reqoid, struct berval *reqdata,
 260                                LDAPControl **serverctrls, LDAPControl **clientctrls,
 261                                char **retoidp, struct berval **retdatap);
 262 int smbldap_search_suffix (struct smbldap_state *ldap_state,
 263                            const char *filter, const char **search_attr,
 264                            LDAPMessage ** result);
 265 void smbldap_free_struct(struct smbldap_state **ldap_state) ;
 266 NTSTATUS smbldap_init(TALLOC_CTX *mem_ctx, struct event_context *event_ctx,
 267                       const char *location,
 268                       struct smbldap_state **smbldap_state);
 269 bool smbldap_has_control(LDAP *ld, const char *control);
 270 bool smbldap_has_extension(LDAP *ld, const char *extension);
 271 bool smbldap_has_naming_context(LDAP *ld, const char *naming_context);
 272 bool smbldap_set_creds(struct smbldap_state *ldap_state, bool anon, const char *dn, const char *secret);
 273
 274 /* The following definitions come from lib/smbldap_util.c  */
 275
 276 NTSTATUS smbldap_search_domain_info(struct smbldap_state *ldap_state,
 277                                     LDAPMessage ** result, const char *domain_name,
 278                                     bool try_add);
 279
 280 #else
 281 #define LDAP void
 282 #define LDAPMessage void
 283 #define LDAPMod void
 284 #define LDAP_CONST const
 285 #define LDAPControl void
 286 struct berval;
 287 struct ldapsam_privates;
 288 #endif  /* HAVE_LDAP */
 289
 290 #define LDAP_DEFAULT_TIMEOUT   15
 291 #define LDAP_CONNECTION_DEFAULT_TIMEOUT 2
 292 #define LDAP_PAGE_SIZE 1024
 293
 294 #ifndef LDAP_OPT_SUCCESS
 295 #define LDAP_OPT_SUCCESS 0
 296 #endif
 297
 298 #define ADS_PAGE_CTL_OID        "1.2.840.113556.1.4.319"
 299
 300 #endif  /* _SMBLDAP_H */