openldap/servers/slapd/back-sql/config.c
2013-01-25 14:54:43 +00:00

757 lines
23 KiB
C

/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1999-2013 The OpenLDAP Foundation.
* Portions Copyright 1999 Dmitry Kovalev.
* Portions Copyright 2002 Pierangelo Masarati.
* Portions Copyright 2004 Mark Adamson.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This work was initially developed by Dmitry Kovalev for inclusion
* by OpenLDAP Software. Additional significant contributors include
* Pierangelo Masarati.
*/
#include "portable.h"
#include <stdio.h>
#include "ac/string.h"
#include <sys/types.h>
#include "slap.h"
#include "config.h"
#include "ldif.h"
#include "lutil.h"
#include "proto-sql.h"
static int
create_baseObject(
BackendDB *be,
const char *fname,
int lineno );
static int
read_baseObject(
BackendDB *be,
const char *fname );
static ConfigDriver sql_cf_gen;
enum {
BSQL_CONCAT_PATT = 1,
BSQL_CREATE_NEEDS_SEL,
BSQL_UPPER_NEEDS_CAST,
BSQL_HAS_LDAPINFO_DN_RU,
BSQL_FAIL_IF_NO_MAPPING,
BSQL_ALLOW_ORPHANS,
BSQL_BASE_OBJECT,
BSQL_LAYER,
BSQL_SUBTREE_SHORTCUT,
BSQL_FETCH_ALL_ATTRS,
BSQL_FETCH_ATTRS,
BSQL_CHECK_SCHEMA,
BSQL_ALIASING_KEYWORD,
BSQL_AUTOCOMMIT
};
static ConfigTable sqlcfg[] = {
{ "dbhost", "hostname", 2, 2, 0, ARG_STRING|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_dbhost),
"( OLcfgDbAt:6.1 NAME 'olcDbHost' "
"DESC 'Hostname of SQL server' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "dbname", "name", 2, 2, 0, ARG_STRING|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_dbname),
"( OLcfgDbAt:6.2 NAME 'olcDbName' "
"DESC 'Name of SQL database' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "dbuser", "username", 2, 2, 0, ARG_STRING|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_dbuser),
"( OLcfgDbAt:6.3 NAME 'olcDbUser' "
"DESC 'Username for SQL session' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "dbpasswd", "password", 2, 2, 0, ARG_STRING|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_dbpasswd),
"( OLcfgDbAt:6.4 NAME 'olcDbPass' "
"DESC 'Password for SQL session' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "concat_pattern", "pattern", 2, 2, 0,
ARG_STRING|ARG_MAGIC|BSQL_CONCAT_PATT, (void *)sql_cf_gen,
"( OLcfgDbAt:6.20 NAME 'olcSqlConcatPattern' "
"DESC 'Pattern used to concatenate strings' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "subtree_cond", "SQL expression", 2, 0, 0, ARG_BERVAL|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_subtree_cond),
"( OLcfgDbAt:6.21 NAME 'olcSqlSubtreeCond' "
"DESC 'Where-clause template for a subtree search condition' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "children_cond", "SQL expression", 2, 0, 0, ARG_BERVAL|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_children_cond),
"( OLcfgDbAt:6.22 NAME 'olcSqlChildrenCond' "
"DESC 'Where-clause template for a children search condition' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "dn_match_cond", "SQL expression", 2, 0, 0, ARG_BERVAL|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_dn_match_cond),
"( OLcfgDbAt:6.23 NAME 'olcSqlDnMatchCond' "
"DESC 'Where-clause template for a DN match search condition' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "oc_query", "SQL expression", 2, 0, 0, ARG_STRING|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_oc_query),
"( OLcfgDbAt:6.24 NAME 'olcSqlOcQuery' "
"DESC 'Query used to collect objectClass mapping data' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "at_query", "SQL expression", 2, 0, 0, ARG_STRING|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_at_query),
"( OLcfgDbAt:6.25 NAME 'olcSqlAtQuery' "
"DESC 'Query used to collect attributeType mapping data' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "insentry_stmt", "SQL expression", 2, 0, 0, ARG_STRING|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_insentry_stmt),
"( OLcfgDbAt:6.26 NAME 'olcSqlInsEntryStmt' "
"DESC 'Statement used to insert a new entry' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "create_needs_select", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_CREATE_NEEDS_SEL, (void *)sql_cf_gen,
"( OLcfgDbAt:6.27 NAME 'olcSqlCreateNeedsSelect' "
"DESC 'Whether entry creation needs a subsequent select' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "upper_func", "SQL function name", 2, 2, 0, ARG_BERVAL|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_upper_func),
"( OLcfgDbAt:6.28 NAME 'olcSqlUpperFunc' "
"DESC 'Function that converts a value to uppercase' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "upper_needs_cast", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_UPPER_NEEDS_CAST, (void *)sql_cf_gen,
"( OLcfgDbAt:6.29 NAME 'olcSqlUpperNeedsCast' "
"DESC 'Whether olcSqlUpperFunc needs an explicit cast' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "strcast_func", "SQL function name", 2, 2, 0, ARG_BERVAL|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_strcast_func),
"( OLcfgDbAt:6.30 NAME 'olcSqlStrcastFunc' "
"DESC 'Function that converts a value to a string' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "delentry_stmt", "SQL expression", 2, 0, 0, ARG_STRING|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_delentry_stmt),
"( OLcfgDbAt:6.31 NAME 'olcSqlDelEntryStmt' "
"DESC 'Statement used to delete an existing entry' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "renentry_stmt", "SQL expression", 2, 0, 0, ARG_STRING|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_renentry_stmt),
"( OLcfgDbAt:6.32 NAME 'olcSqlRenEntryStmt' "
"DESC 'Statement used to rename an entry' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "delobjclasses_stmt", "SQL expression", 2, 0, 0, ARG_STRING|ARG_QUOTE|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_delobjclasses_stmt),
"( OLcfgDbAt:6.33 NAME 'olcSqlDelObjclassesStmt' "
"DESC 'Statement used to delete the ID of an entry' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "has_ldapinfo_dn_ru", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_HAS_LDAPINFO_DN_RU, (void *)sql_cf_gen,
"( OLcfgDbAt:6.34 NAME 'olcSqlHasLDAPinfoDnRu' "
"DESC 'Whether the dn_ru column is present' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "fail_if_no_mapping", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_FAIL_IF_NO_MAPPING, (void *)sql_cf_gen,
"( OLcfgDbAt:6.35 NAME 'olcSqlFailIfNoMapping' "
"DESC 'Whether to fail on unknown attribute mappings' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "allow_orphans", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_ALLOW_ORPHANS, (void *)sql_cf_gen,
"( OLcfgDbAt:6.36 NAME 'olcSqlAllowOrphans' "
"DESC 'Whether to allow adding entries with no parent' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "baseobject", "[file]", 1, 2, 0,
ARG_STRING|ARG_MAGIC|BSQL_BASE_OBJECT, (void *)sql_cf_gen,
"( OLcfgDbAt:6.37 NAME 'olcSqlBaseObject' "
"DESC 'Manage an in-memory baseObject entry' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "sqllayer", "name", 2, 0, 0,
ARG_MAGIC|BSQL_LAYER, (void *)sql_cf_gen,
"( OLcfgDbAt:6.38 NAME 'olcSqlLayer' "
"DESC 'Helper used to map DNs between LDAP and SQL' "
"SYNTAX OMsDirectoryString )", NULL, NULL },
{ "use_subtree_shortcut", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_SUBTREE_SHORTCUT, (void *)sql_cf_gen,
"( OLcfgDbAt:6.39 NAME 'olcSqlUseSubtreeShortcut' "
"DESC 'Collect all entries when searchBase is DB suffix' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "fetch_all_attrs", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_FETCH_ALL_ATTRS, (void *)sql_cf_gen,
"( OLcfgDbAt:6.40 NAME 'olcSqlFetchAllAttrs' "
"DESC 'Require all attributes to always be loaded' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "fetch_attrs", "attrlist", 2, 0, 0,
ARG_MAGIC|BSQL_FETCH_ATTRS, (void *)sql_cf_gen,
"( OLcfgDbAt:6.41 NAME 'olcSqlFetchAttrs' "
"DESC 'Set of attributes to always fetch' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "check_schema", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|BSQL_CHECK_SCHEMA, (void *)sql_cf_gen,
"( OLcfgDbAt:6.42 NAME 'olcSqlCheckSchema' "
"DESC 'Check schema after modifications' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ "aliasing_keyword", "string", 2, 2, 0,
ARG_STRING|ARG_MAGIC|BSQL_ALIASING_KEYWORD, (void *)sql_cf_gen,
"( OLcfgDbAt:6.43 NAME 'olcSqlAliasingKeyword' "
"DESC 'The aliasing keyword' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "aliasing_quote", "string", 2, 2, 0, ARG_BERVAL|ARG_OFFSET,
(void *)offsetof(struct backsql_info, sql_aliasing_quote),
"( OLcfgDbAt:6.44 NAME 'olcSqlAliasingQuote' "
"DESC 'Quoting char of the aliasing keyword' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "autocommit", "yes|no", 2, 2, 0,
ARG_ON_OFF|ARG_MAGIC|SQL_AUTOCOMMIT, (void *)sql_cf_gen,
"( OLcfgDbAt:6.45 NAME 'olcSqlAutocommit' "
"SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
NULL, NULL, NULL, NULL }
};
static ConfigOCs sqlocs[] = {
{
"( OLcfgDbOc:6.1 "
"NAME 'olcSqlConfig' "
"DESC 'SQL backend configuration' "
"SUP olcDatabaseConfig "
"MUST olcDbName "
"MAY ( olcDbHost $ olcDbUser $ olcDbPass $ olcSqlConcatPattern $ "
"olcSqlSubtreeCond $ olcsqlChildrenCond $ olcSqlDnMatchCond $ "
"olcSqlOcQuery $ olcSqlAtQuery $ olcSqlInsEntryStmt $ "
"olcSqlCreateNeedsSelect $ olcSqlUpperFunc $ olcSqlUpperNeedsCast $ "
"olcSqlStrCastFunc $ olcSqlDelEntryStmt $ olcSqlRenEntryStmt $ "
"olcSqlDelObjClassesStmt $ olcSqlHasLDAPInfoDnRu $ "
"olcSqlFailIfNoMapping $ olcSqlAllowOrphans $ olcSqlBaseObject $ "
"olcSqlLayer $ olcSqlUseSubtreeShortcut $ olcSqlFetchAllAttrs $ "
"olcSqlFetchAttrs $ olcSqlCheckSchema $ olcSqlAliasingKeyword $ "
"olcSqlAliasingQuote $ olcSqlAutocommit ) )",
Cft_Database, sqlcfg },
{ NULL, Cft_Abstract, NULL }
};
static int
sql_cf_gen( ConfigArgs *c )
{
backsql_info *bi = (backsql_info *)c->be->be_private;
int rc = 0;
if ( c->op == SLAP_CONFIG_EMIT ) {
switch( c->type ) {
case BSQL_CONCAT_PATT:
if ( bi->sql_concat_patt ) {
c->value_string = ch_strdup( bi->sql_concat_patt );
} else {
rc = 1;
}
break;
case BSQL_CREATE_NEEDS_SEL:
if ( bi->sql_flags & BSQLF_CREATE_NEEDS_SELECT )
c->value_int = 1;
break;
case BSQL_UPPER_NEEDS_CAST:
if ( bi->sql_flags & BSQLF_UPPER_NEEDS_CAST )
c->value_int = 1;
break;
case BSQL_HAS_LDAPINFO_DN_RU:
if ( !(bi->sql_flags & BSQLF_DONTCHECK_LDAPINFO_DN_RU) )
return 1;
if ( bi->sql_flags & BSQLF_HAS_LDAPINFO_DN_RU )
c->value_int = 1;
break;
case BSQL_FAIL_IF_NO_MAPPING:
if ( bi->sql_flags & BSQLF_FAIL_IF_NO_MAPPING )
c->value_int = 1;
break;
case BSQL_ALLOW_ORPHANS:
if ( bi->sql_flags & BSQLF_ALLOW_ORPHANS )
c->value_int = 1;
break;
case BSQL_SUBTREE_SHORTCUT:
if ( bi->sql_flags & BSQLF_USE_SUBTREE_SHORTCUT )
c->value_int = 1;
break;
case BSQL_FETCH_ALL_ATTRS:
if ( bi->sql_flags & BSQLF_FETCH_ALL_ATTRS )
c->value_int = 1;
break;
case BSQL_CHECK_SCHEMA:
if ( bi->sql_flags & BSQLF_CHECK_SCHEMA )
c->value_int = 1;
break;
case BSQL_AUTOCOMMIT:
if ( bi->sql_flags & BSQLF_AUTOCOMMIT_ON )
c->value_int = 1;
break;
case BSQL_BASE_OBJECT:
if ( bi->sql_base_ob_file ) {
c->value_string = ch_strdup( bi->sql_base_ob_file );
} else if ( bi->sql_baseObject ) {
c->value_string = ch_strdup( "TRUE" );
} else {
rc = 1;
}
break;
case BSQL_LAYER:
if ( bi->sql_api ) {
backsql_api *ba;
struct berval bv;
char *ptr;
int i;
for ( ba = bi->sql_api; ba; ba = ba->ba_next ) {
bv.bv_len = strlen( ba->ba_name );
if ( ba->ba_argc ) {
for ( i = 0; i<ba->ba_argc; i++ )
bv.bv_len += strlen( ba->ba_argv[i] ) + 3;
}
bv.bv_val = ch_malloc( bv.bv_len + 1 );
ptr = lutil_strcopy( bv.bv_val, ba->ba_name );
if ( ba->ba_argc ) {
for ( i = 0; i<ba->ba_argc; i++ ) {
*ptr++ = ' ';
*ptr++ = '"';
ptr = lutil_strcopy( ptr, ba->ba_argv[i] );
*ptr++ = '"';
}
}
ber_bvarray_add( &c->rvalue_vals, &bv );
}
} else {
rc = 1;
}
break;
case BSQL_ALIASING_KEYWORD:
if ( !BER_BVISNULL( &bi->sql_aliasing )) {
struct berval bv;
bv = bi->sql_aliasing;
bv.bv_len--;
value_add_one( &c->rvalue_vals, &bv );
} else {
rc = 1;
}
break;
case BSQL_FETCH_ATTRS:
if ( bi->sql_anlist ||
( bi->sql_flags & (BSQLF_FETCH_ALL_USERATTRS|
BSQLF_FETCH_ALL_OPATTRS)))
{
char buf[BUFSIZ*2], *ptr;
struct berval bv;
# define WHATSLEFT ((ber_len_t) (&buf[sizeof( buf )] - ptr))
ptr = buf;
if ( bi->sql_anlist ) {
ptr = anlist_unparse( bi->sql_anlist, ptr, WHATSLEFT );
if ( ptr == NULL )
return 1;
}
if ( bi->sql_flags & BSQLF_FETCH_ALL_USERATTRS ) {
if ( WHATSLEFT <= STRLENOF( ",*" )) return 1;
if ( ptr != buf ) *ptr++ = ',';
*ptr++ = '*';
}
if ( bi->sql_flags & BSQLF_FETCH_ALL_OPATTRS ) {
if ( WHATSLEFT <= STRLENOF( ",+" )) return 1;
if ( ptr != buf ) *ptr++ = ',';
*ptr++ = '+';
}
bv.bv_val = buf;
bv.bv_len = ptr - buf;
value_add_one( &c->rvalue_vals, &bv );
}
break;
}
return rc;
} else if ( c->op == LDAP_MOD_DELETE ) { /* FIXME */
return -1;
}
switch( c->type ) {
case BSQL_CONCAT_PATT:
if ( backsql_split_pattern( c->argv[ 1 ], &bi->sql_concat_func, 2 ) ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"%s: unable to parse pattern \"%s\"",
c->log, c->argv[ 1 ] );
Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
return -1;
}
bi->sql_concat_patt = c->value_string;
break;
case BSQL_CREATE_NEEDS_SEL:
if ( c->value_int )
bi->sql_flags |= BSQLF_CREATE_NEEDS_SELECT;
else
bi->sql_flags &= ~BSQLF_CREATE_NEEDS_SELECT;
break;
case BSQL_UPPER_NEEDS_CAST:
if ( c->value_int )
bi->sql_flags |= BSQLF_UPPER_NEEDS_CAST;
else
bi->sql_flags &= ~BSQLF_UPPER_NEEDS_CAST;
break;
case BSQL_HAS_LDAPINFO_DN_RU:
bi->sql_flags |= BSQLF_DONTCHECK_LDAPINFO_DN_RU;
if ( c->value_int )
bi->sql_flags |= BSQLF_HAS_LDAPINFO_DN_RU;
else
bi->sql_flags &= ~BSQLF_HAS_LDAPINFO_DN_RU;
break;
case BSQL_FAIL_IF_NO_MAPPING:
if ( c->value_int )
bi->sql_flags |= BSQLF_FAIL_IF_NO_MAPPING;
else
bi->sql_flags &= ~BSQLF_FAIL_IF_NO_MAPPING;
break;
case BSQL_ALLOW_ORPHANS:
if ( c->value_int )
bi->sql_flags |= BSQLF_ALLOW_ORPHANS;
else
bi->sql_flags &= ~BSQLF_ALLOW_ORPHANS;
break;
case BSQL_SUBTREE_SHORTCUT:
if ( c->value_int )
bi->sql_flags |= BSQLF_USE_SUBTREE_SHORTCUT;
else
bi->sql_flags &= ~BSQLF_USE_SUBTREE_SHORTCUT;
break;
case BSQL_FETCH_ALL_ATTRS:
if ( c->value_int )
bi->sql_flags |= BSQLF_FETCH_ALL_ATTRS;
else
bi->sql_flags &= ~BSQLF_FETCH_ALL_ATTRS;
break;
case BSQL_CHECK_SCHEMA:
if ( c->value_int )
bi->sql_flags |= BSQLF_CHECK_SCHEMA;
else
bi->sql_flags &= ~BSQLF_CHECK_SCHEMA;
break;
case BSQL_AUTOCOMMIT:
if ( c->value_int )
bi->sql_flags |= BSQLF_AUTOCOMMIT_ON;
else
bi->sql_flags &= ~BSQLF_AUTOCOMMIT_ON;
break;
case BSQL_BASE_OBJECT:
if ( c->be->be_nsuffix == NULL ) {
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"%s: suffix must be set", c->log );
Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
rc = ARG_BAD_CONF;
break;
}
if ( bi->sql_baseObject ) {
Debug( LDAP_DEBUG_CONFIG,
"%s: "
"\"baseObject\" already provided (will be overwritten)\n",
c->log, 0, 0 );
entry_free( bi->sql_baseObject );
}
if ( c->argc == 2 && !strcmp( c->argv[1], "TRUE" ))
c->argc = 1;
switch( c->argc ) {
case 1:
return create_baseObject( c->be, c->fname, c->lineno );
case 2:
rc = read_baseObject( c->be, c->argv[ 1 ] );
if ( rc == 0 ) {
ch_free( bi->sql_base_ob_file );
bi->sql_base_ob_file = c->value_string;
}
return rc;
default:
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"%s: trailing values in directive", c->log );
Debug( LDAP_DEBUG_ANY, "%s\n", c->cr_msg, 0, 0 );
return 1;
}
break;
case BSQL_LAYER:
if ( backsql_api_config( bi, c->argv[ 1 ], c->argc - 2, &c->argv[ 2 ] ) )
{
snprintf( c->cr_msg, sizeof( c->cr_msg ),
"%s: unable to load sql layer", c->log );
Debug( LDAP_DEBUG_ANY, "%s \"%s\"\n",
c->cr_msg, c->argv[1], 0 );
return 1;
}
break;
case BSQL_ALIASING_KEYWORD:
if ( ! BER_BVISNULL( &bi->sql_aliasing ) ) {
ch_free( bi->sql_aliasing.bv_val );
}
ber_str2bv( c->argv[ 1 ], strlen( c->argv[ 1 ] ) + 1, 1,
&bi->sql_aliasing );
/* add a trailing space... */
bi->sql_aliasing.bv_val[ bi->sql_aliasing.bv_len - 1] = ' ';
break;
case BSQL_FETCH_ATTRS: {
char *str, *s, *next;
const char *delimstr = ",";
str = ch_strdup( c->argv[ 1 ] );
for ( s = ldap_pvt_strtok( str, delimstr, &next );
s != NULL;
s = ldap_pvt_strtok( NULL, delimstr, &next ) )
{
if ( strlen( s ) == 1 ) {
if ( *s == '*' ) {
bi->sql_flags |= BSQLF_FETCH_ALL_USERATTRS;
c->argv[ 1 ][ s - str ] = ',';
} else if ( *s == '+' ) {
bi->sql_flags |= BSQLF_FETCH_ALL_OPATTRS;
c->argv[ 1 ][ s - str ] = ',';
}
}
}
ch_free( str );
bi->sql_anlist = str2anlist( bi->sql_anlist, c->argv[ 1 ], delimstr );
if ( bi->sql_anlist == NULL ) {
return -1;
}
}
break;
}
return rc;
}
/*
* Read the entries specified in fname and merge the attributes
* to the user defined baseObject entry. Note that if we find any errors
* what so ever, we will discard the entire entries, print an
* error message and return.
*/
static int
read_baseObject(
BackendDB *be,
const char *fname )
{
backsql_info *bi = (backsql_info *)be->be_private;
LDIFFP *fp;
int rc = 0, lmax = 0, ldifrc;
unsigned long lineno = 0;
char *buf = NULL;
assert( fname != NULL );
fp = ldif_open( fname, "r" );
if ( fp == NULL ) {
Debug( LDAP_DEBUG_ANY,
"could not open back-sql baseObject "
"attr file \"%s\" - absolute path?\n",
fname, 0, 0 );
perror( fname );
return LDAP_OTHER;
}
bi->sql_baseObject = entry_alloc();
if ( bi->sql_baseObject == NULL ) {
Debug( LDAP_DEBUG_ANY,
"read_baseObject_file: entry_alloc failed", 0, 0, 0 );
ldif_close( fp );
return LDAP_NO_MEMORY;
}
bi->sql_baseObject->e_name = be->be_suffix[0];
bi->sql_baseObject->e_nname = be->be_nsuffix[0];
bi->sql_baseObject->e_attrs = NULL;
while (( ldifrc = ldif_read_record( fp, &lineno, &buf, &lmax )) > 0 ) {
Entry *e = str2entry( buf );
Attribute *a;
if( e == NULL ) {
fprintf( stderr, "back-sql baseObject: "
"could not parse entry (line=%lu)\n",
lineno );
rc = LDAP_OTHER;
break;
}
/* make sure the DN is the database's suffix */
if ( !be_issuffix( be, &e->e_nname ) ) {
fprintf( stderr,
"back-sql: invalid baseObject - "
"dn=\"%s\" (line=%lu)\n",
e->e_name.bv_val, lineno );
entry_free( e );
rc = LDAP_OTHER;
break;
}
/*
* we found a valid entry, so walk thru all the attributes in the
* entry, and add each attribute type and description to baseObject
*/
for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
if ( attr_merge( bi->sql_baseObject, a->a_desc,
a->a_vals,
( a->a_nvals == a->a_vals ) ?
NULL : a->a_nvals ) )
{
rc = LDAP_OTHER;
break;
}
}
entry_free( e );
if ( rc ) {
break;
}
}
if ( ldifrc < 0 )
rc = LDAP_OTHER;
if ( rc ) {
entry_free( bi->sql_baseObject );
bi->sql_baseObject = NULL;
}
ch_free( buf );
ldif_close( fp );
Debug( LDAP_DEBUG_CONFIG, "back-sql baseObject file \"%s\" read.\n",
fname, 0, 0 );
return rc;
}
static int
create_baseObject(
BackendDB *be,
const char *fname,
int lineno )
{
backsql_info *bi = (backsql_info *)be->be_private;
LDAPRDN rdn;
char *p;
int rc, iAVA;
char buf[1024];
snprintf( buf, sizeof(buf),
"dn: %s\n"
"objectClass: extensibleObject\n"
"description: builtin baseObject for back-sql\n"
"description: all entries mapped "
"in table \"ldap_entries\" "
"must have "
"\"" BACKSQL_BASEOBJECT_IDSTR "\" "
"in the \"parent\" column",
be->be_suffix[0].bv_val );
bi->sql_baseObject = str2entry( buf );
if ( bi->sql_baseObject == NULL ) {
Debug( LDAP_DEBUG_TRACE,
"<==backsql_db_config (%s line %d): "
"unable to parse baseObject entry\n",
fname, lineno, 0 );
return 1;
}
if ( BER_BVISEMPTY( &be->be_suffix[ 0 ] ) ) {
return 0;
}
rc = ldap_bv2rdn( &be->be_suffix[ 0 ], &rdn, (char **)&p,
LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
snprintf( buf, sizeof(buf),
"unable to extract RDN "
"from baseObject DN \"%s\" (%d: %s)",
be->be_suffix[ 0 ].bv_val,
rc, ldap_err2string( rc ) );
Debug( LDAP_DEBUG_TRACE,
"<==backsql_db_config (%s line %d): %s\n",
fname, lineno, buf );
return 1;
}
for ( iAVA = 0; rdn[ iAVA ]; iAVA++ ) {
LDAPAVA *ava = rdn[ iAVA ];
AttributeDescription *ad = NULL;
slap_syntax_transform_func *transf = NULL;
struct berval bv = BER_BVNULL;
const char *text = NULL;
assert( ava != NULL );
rc = slap_bv2ad( &ava->la_attr, &ad, &text );
if ( rc != LDAP_SUCCESS ) {
snprintf( buf, sizeof(buf),
"AttributeDescription of naming "
"attribute #%d from baseObject "
"DN \"%s\": %d: %s",
iAVA, be->be_suffix[ 0 ].bv_val,
rc, ldap_err2string( rc ) );
Debug( LDAP_DEBUG_TRACE,
"<==backsql_db_config (%s line %d): %s\n",
fname, lineno, buf );
return 1;
}
transf = ad->ad_type->sat_syntax->ssyn_pretty;
if ( transf ) {
/*
* transform value by pretty function
* if value is empty, use empty_bv
*/
rc = ( *transf )( ad->ad_type->sat_syntax,
ava->la_value.bv_len
? &ava->la_value
: (struct berval *) &slap_empty_bv,
&bv, NULL );
if ( rc != LDAP_SUCCESS ) {
snprintf( buf, sizeof(buf),
"prettying of attribute #%d "
"from baseObject "
"DN \"%s\" failed: %d: %s",
iAVA, be->be_suffix[ 0 ].bv_val,
rc, ldap_err2string( rc ) );
Debug( LDAP_DEBUG_TRACE,
"<==backsql_db_config (%s line %d): "
"%s\n",
fname, lineno, buf );
return 1;
}
}
if ( !BER_BVISNULL( &bv ) ) {
if ( ava->la_flags & LDAP_AVA_FREE_VALUE ) {
ber_memfree( ava->la_value.bv_val );
}
ava->la_value = bv;
ava->la_flags |= LDAP_AVA_FREE_VALUE;
}
attr_merge_normalize_one( bi->sql_baseObject,
ad, &ava->la_value, NULL );
}
ldap_rdnfree( rdn );
return 0;
}
int backsql_init_cf( BackendInfo *bi )
{
int rc;
bi->bi_cf_ocs = sqlocs;
rc = config_register_schema( sqlcfg, sqlocs );
if ( rc ) return rc;
return 0;
}