git.sur5r.net Git - openldap/blob - servers/slapd/back-ndb/config.cpp

   1 /* config.cpp - ndb backend configuration file routine */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 2008 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* ACKNOWLEDGEMENTS:
  17  * This work was initially developed by Howard Chu for inclusion
  18  * in OpenLDAP Software. This work was sponsored by MySQL.
  19  */
  20
  21 #include "portable.h"
  22 #include "lutil.h"
  23
  24 #include "back-ndb.h"
  25
  26 #include "config.h"
  27
  28 extern "C" {
  29         static ConfigDriver ndb_cf_gen;
  30 };
  31
  32 enum {
  33         NDB_ATLEN = 1,
  34         NDB_ATSET,
  35         NDB_INDEX
  36 };
  37
  38 static ConfigTable ndbcfg[] = {
  39         { "dbhost", "hostname", 2, 2, 0, ARG_STRING|ARG_OFFSET,
  40                 (void *)offsetof(struct ndb_info, ni_hostname),
  41                 "( OLcfgDbAt:6.1 NAME 'olcDbHost' "
  42                         "DESC 'Hostname of SQL server' "
  43                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
  44         { "dbname", "name", 2, 2, 0, ARG_STRING|ARG_OFFSET,
  45                 (void *)offsetof(struct ndb_info, ni_dbname),
  46                 "( OLcfgDbAt:6.2 NAME 'olcDbName' "
  47                         "DESC 'Name of SQL database' "
  48                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
  49         { "dbuser", "username", 2, 2, 0, ARG_STRING|ARG_OFFSET,
  50                 (void *)offsetof(struct ndb_info, ni_username),
  51                 "( OLcfgDbAt:6.3 NAME 'olcDbUser' "
  52                         "DESC 'Username for SQL session' "
  53                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
  54         { "dbpass", "password", 2, 2, 0, ARG_STRING|ARG_OFFSET,
  55                 (void *)offsetof(struct ndb_info, ni_password),
  56                 "( OLcfgDbAt:6.4 NAME 'olcDbPass' "
  57                         "DESC 'Password for SQL session' "
  58                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
  59         { "dbport", "port", 2, 2, 0, ARG_UINT|ARG_OFFSET,
  60                 (void *)offsetof(struct ndb_info, ni_port),
  61                 "( OLcfgDbAt:6.5 NAME 'olcDbPort' "
  62                         "DESC 'Port number of SQL server' "
  63                         "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
  64         { "dbsocket", "path", 2, 2, 0, ARG_STRING|ARG_OFFSET,
  65                 (void *)offsetof(struct ndb_info, ni_socket),
  66                 "( OLcfgDbAt:6.6 NAME 'olcDbSocket' "
  67                         "DESC 'Local socket path of SQL server' "
  68                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
  69         { "dbflag", "flag", 2, 2, 0, ARG_LONG|ARG_OFFSET,
  70                 (void *)offsetof(struct ndb_info, ni_clflag),
  71                 "( OLcfgDbAt:6.7 NAME 'olcDbFlag' "
  72                         "DESC 'Flags for SQL session' "
  73                         "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
  74         { "dbconnect", "hostname", 2, 2, 0, ARG_STRING|ARG_OFFSET,
  75                 (void *)offsetof(struct ndb_info, ni_connectstr),
  76                 "( OLcfgDbAt:6.8 NAME 'olcDbConnect' "
  77                         "DESC 'Hostname of NDB server' "
  78                         "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
  79         { "dbconnections", "number", 2, 2, 0, ARG_INT|ARG_OFFSET,
  80                 (void *)offsetof(struct ndb_info, ni_nconns),
  81                 "( OLcfgDbAt:6.9 NAME 'olcDbConnections' "
  82                         "DESC 'Number of cluster connections to open' "
  83                         "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
  84         { "attrlen", "attr> <len", 3, 3, 0, ARG_MAGIC|NDB_ATLEN,
  85                 (void *)ndb_cf_gen,
  86                 "( OLcfgDbAt:6.10 NAME 'olcNdbAttrLen' "
  87                         "DESC 'Column length of a specific attribute' "
  88                         "EQUALITY caseIgnoreMatch "
  89                         "SYNTAX OMsDirectoryString )", NULL, NULL },
  90         { "attrset", "set> <attrs", 3, 3, 0, ARG_MAGIC|NDB_ATSET,
  91                 (void *)ndb_cf_gen,
  92                 "( OLcfgDbAt:6.11 NAME 'olcNdbAttrSet' "
  93                         "DESC 'Set of common attributes' "
  94                         "EQUALITY caseIgnoreMatch "
  95                         "SYNTAX OMsDirectoryString )", NULL, NULL },
  96         { "index", "attr", 2, 2, 0, ARG_MAGIC|NDB_INDEX,
  97                 (void *)ndb_cf_gen, "( OLcfgDbAt:0.2 NAME 'olcDbIndex' "
  98                 "DESC 'Attribute to index' "
  99                 "EQUALITY caseIgnoreMatch "
 100                 "SYNTAX OMsDirectoryString )", NULL, NULL },
 101         { NULL, NULL, 0, 0, 0, ARG_IGNORED,
 102                 NULL, NULL, NULL, NULL }
 103 };
 104
 105 static ConfigOCs ndbocs[] = {
 106         {
 107                 "( OLcfgDbOc:6.2 "
 108                 "NAME 'olcNdbConfig' "
 109                 "DESC 'NDB backend configuration' "
 110                 "SUP olcDatabaseConfig "
 111                 "MUST ( olcDbHost $ olcDbName $ olcDbConnect ) "
 112                 "MAY ( olcDbUser $ olcDbPass $ olcDbPort $ olcDbSocket $ "
 113                 "olcDbFlag $ olcDbConnections $ olcNdbAttrLen $ "
 114                 "olcDbIndex $ olcNdbAttrSet ) )",
 115                         Cft_Database, ndbcfg },
 116         { NULL, Cft_Abstract, NULL }
 117 };
 118
 119 static int
 120 ndb_cf_gen( ConfigArgs *c )
 121 {
 122         struct ndb_info *ni = (struct ndb_info *)c->be->be_private;
 123         int i, rc;
 124         NdbAttrInfo *ai;
 125         NdbOcInfo *oci;
 126         ListNode *ln, **l2;
 127         struct berval bv, *bva;
 128
 129         if ( c->op == SLAP_CONFIG_EMIT ) {
 130                 char buf[BUFSIZ];
 131                 rc = 0;
 132                 bv.bv_val = buf;
 133                 switch( c->type ) {
 134                 case NDB_ATLEN:
 135                         if ( ni->ni_attrlens ) {
 136                                 for ( ln = ni->ni_attrlens; ln; ln=ln->ln_next ) {
 137                                         ai = (NdbAttrInfo *)ln->ln_data;
 138                                         bv.bv_len = snprintf( buf, sizeof(buf),
 139                                                 "%s %d", ai->na_name.bv_val,
 140                                                         ai->na_len );
 141                                         value_add_one( &c->rvalue_vals, &bv );
 142                                 }
 143                         } else {
 144                                 rc = 1;
 145                         }
 146                         break;
 147
 148                 case NDB_ATSET:
 149                         if ( ni->ni_attrsets ) {
 150                                 char *ptr, *end = buf+sizeof(buf);
 151                                 for ( ln = ni->ni_attrsets; ln; ln=ln->ln_next ) {
 152                                         oci = (NdbOcInfo *)ln->ln_data;
 153                                         ptr = lutil_strcopy( buf, oci->no_name.bv_val );
 154                                         *ptr++ = ' ';
 155                                         for ( i=0; i<oci->no_nattrs; i++ ) {
 156                                                 if ( end - ptr < oci->no_attrs[i]->na_name.bv_len+1 )
 157                                                         break;
 158                                                 if ( i )
 159                                                         *ptr++ = ',';
 160                                                 ptr = lutil_strcopy(ptr,
 161                                                         oci->no_attrs[i]->na_name.bv_val );
 162                                         }
 163                                         bv.bv_len = ptr - buf;
 164                                         value_add_one( &c->rvalue_vals, &bv );
 165                                 }
 166                         } else {
 167                                 rc = 1;
 168                         }
 169                         break;
 170
 171                 case NDB_INDEX:
 172                         if ( ni->ni_attridxs ) {
 173                                 for ( ln = ni->ni_attridxs; ln; ln=ln->ln_next ) {
 174                                         ai = (NdbAttrInfo *)ln->ln_data;
 175                                         value_add_one( &c->rvalue_vals, &ai->na_name );
 176                                 }
 177                         } else {
 178                                 rc = 1;
 179                         }
 180                         break;
 181
 182                 }
 183                 return rc;
 184         } else if ( c->op == LDAP_MOD_DELETE ) { /* FIXME */
 185                 rc = 0;
 186                 switch( c->type ) {
 187                 case NDB_INDEX:
 188                         if ( c->valx == -1 ) {
 189                                 int i;
 190
 191                                 /* delete all */
 192
 193                         } else {
 194
 195                         }
 196                         break;
 197                 }
 198                 return rc;
 199         }
 200
 201         switch( c->type ) {
 202         case NDB_ATLEN:
 203                 ber_str2bv( c->argv[1], 0, 0, &bv );
 204                 ai = ndb_ai_get( ni, &bv );
 205                 if ( !ai ) {
 206                         snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s: invalid attr %s",
 207                                 c->log, c->argv[1] );
 208                         Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
 209                         return -1;
 210                 }
 211                 for ( ln = ni->ni_attrlens; ln; ln = ln->ln_next ) {
 212                         if ( ln->ln_data == (void *)ai ) {
 213                                 snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s: attr len already set for %s",
 214                                         c->log, c->argv[1] );
 215                                 Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
 216                                 return -1;
 217                         }
 218                 }
 219                 ai->na_len = atoi( c->argv[2] );
 220                 ai->na_flag |= NDB_INFO_ATLEN;
 221                 ln = (ListNode *)ch_malloc( sizeof(ListNode));
 222                 ln->ln_data = ai;
 223                 ln->ln_next = NULL;
 224                 for ( l2 = &ni->ni_attrlens; *l2; l2 = &(*l2)->ln_next );
 225                 *l2 = ln;
 226                 break;
 227
 228         case NDB_INDEX:
 229                 ber_str2bv( c->argv[1], 0, 0, &bv );
 230                 ai = ndb_ai_get( ni, &bv );
 231                 if ( !ai ) {
 232                         snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s: invalid attr %s",
 233                                 c->log, c->argv[1] );
 234                         Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
 235                         return -1;
 236                 }
 237                 for ( ln = ni->ni_attridxs; ln; ln = ln->ln_next ) {
 238                         if ( ln->ln_data == (void *)ai ) {
 239                                 snprintf( c->cr_msg, sizeof( c->cr_msg ), "%s: attr index already set for %s",
 240                                         c->log, c->argv[1] );
 241                                 Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
 242                                 return -1;
 243                         }
 244                 }
 245                 ai->na_flag |= NDB_INFO_INDEX;
 246                 ln = (ListNode *)ch_malloc( sizeof(ListNode));
 247                 ln->ln_data = ai;
 248                 ln->ln_next = NULL;
 249                 for ( l2 = &ni->ni_attridxs; *l2; l2 = &(*l2)->ln_next );
 250                 *l2 = ln;
 251                 break;
 252
 253         case NDB_ATSET:
 254                 ber_str2bv( c->argv[1], 0, 0, &bv );
 255                 bva = ndb_str2bvarray( c->argv[2], strlen( c->argv[2] ), ',' );
 256                 rc = ndb_aset_get( ni, &bv, bva, &oci );
 257                 ch_free( bva );
 258                 if ( rc ) {
 259                         if ( rc == LDAP_ALREADY_EXISTS ) {
 260                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 261                                         "%s: attrset %s already defined",
 262                                         c->log, c->argv[1] );
 263                         } else {
 264                                 snprintf( c->cr_msg, sizeof( c->cr_msg ),
 265                                         "%s: invalid attrset %s (%d)",
 266                                         c->log, c->argv[1], rc );
 267                         }
 268                         Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
 269                         return -1;
 270                 }
 271                 ln = (ListNode *)ch_malloc( sizeof(ListNode));
 272                 ln->ln_data = oci;
 273                 ln->ln_next = NULL;
 274                 for ( l2 = &ni->ni_attrsets; *l2; l2 = &(*l2)->ln_next );
 275                 *l2 = ln;
 276                 break;
 277         }
 278         return 0;
 279 }
 280
 281 extern "C"
 282 int ndb_back_init_cf( BackendInfo *bi )
 283 {
 284         bi->bi_cf_ocs = ndbocs;
 285
 286         return config_register_schema( ndbcfg, ndbocs );
 287 }