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https://git.openldap.org/openldap/openldap.git
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413 lines
14 KiB
C
413 lines
14 KiB
C
/*
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* Copyright 1999, Dmitry Kovalev (zmit@mail.ru), All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted only
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* as authorized by the OpenLDAP Public License. A copy of this
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* license is available at http://www.OpenLDAP.org/license.html or
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* in file LICENSE in the top-level directory of the distribution.
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*/
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#include "portable.h"
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#ifdef SLAPD_SQL
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#include <stdio.h>
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#include <sys/types.h>
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#include <string.h>
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#include "slap.h"
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#include "back-sql.h"
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#include "sql-wrap.h"
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#include "schema-map.h"
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#include "entry-id.h"
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#include "util.h"
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int backsql_modify(BackendDB *be,Connection *conn,Operation *op,
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char *dn,char *ndn,LDAPModList *modlist)
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{
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backsql_info *bi=(backsql_info*)be->be_private;
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SQLHDBC dbh;
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SQLHSTMT sth;
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RETCODE rc;
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backsql_oc_map_rec *oc=NULL;
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backsql_entryID e_id,*res;
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LDAPModList *c_mod;
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backsql_at_map_rec *at=NULL;
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struct berval *at_val;
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int i;
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dn=dn_validate(dn);
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Debug(LDAP_DEBUG_TRACE,"==>backsql_modify(): changing entry '%s'\n",dn,0,0);
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dbh=backsql_get_db_conn(be,conn);
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if (!dbh)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): could not get connection handle - exiting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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res=backsql_dn2id(&e_id,dbh,dn);
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if (res==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): could not lookup entry id\n",0,0,0);
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send_ldap_result(conn,op,LDAP_NO_SUCH_OBJECT,"",NULL,NULL,NULL);
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return 1;
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}
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oc=backsql_oc_with_id(bi,e_id.oc_id);
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if (oc==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): cannot determine objectclass of entry -- aborting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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SQLAllocStmt(dbh, &sth);
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): traversing modifications list\n",0,0,0);
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for(c_mod=modlist;c_mod!=NULL;c_mod=c_mod->ml_next)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): attribute '%s'\n",c_mod->ml_type,0,0);
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at=backsql_at_with_name(oc,c_mod->ml_type);
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if (at==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): attribute provided is not registered in this objectclass ('%s')\n",c_mod->ml_type,0,0);
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continue;
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}
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SQLBindParameter(sth,1,SQL_PARAM_INPUT,SQL_C_ULONG,SQL_INTEGER,0,0,&e_id.keyval,0,0);
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switch(c_mod->ml_op)
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{
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case LDAP_MOD_REPLACE:
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{
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char *query;
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int qlen;
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SQLHSTMT asth;
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BACKSQL_ROW_NTS row;
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): replacing values for attribute '%s'\n",at->name,0,0);
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if (at->add_proc==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): add procedure is not defined for this attribute ('%s') - unable to perform replacements\n",at->name,0,0);
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break;
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}
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del_all:
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query=NULL;
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qlen=0;
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query=backsql_strcat(query,&qlen,"SELECT ",at->sel_expr," AS ",at->name,
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" FROM ",at->from_tbls,
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" WHERE ",oc->keytbl,".",oc->keycol,"=?",NULL);
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if (at->join_where!=NULL && at->join_where[0]!='\0')
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query=backsql_strcat(query,&qlen," AND ",at->join_where,NULL);
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Debug(LDAP_DEBUG_TRACE,"backsql_modify() constructed query to get all existing values: %s\n",query,0,0);
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if ((rc=backsql_Prepare(dbh,&asth,query,0)) != SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_get_attr_values(): error preparing query\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,asth,rc);
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free(query);
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break;
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}
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free(query);
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if (backsql_BindParamID(asth,1,&e_id.keyval) != SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_get_attr_values(): error binding key value parameter\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,asth,rc);
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SQLFreeStmt(asth,SQL_DROP);
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break;
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}
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if ((rc=SQLExecute(asth)) != SQL_SUCCESS && rc!= SQL_SUCCESS_WITH_INFO)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_get_attr_values(): error executing attribute query\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,asth,rc);
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SQLFreeStmt(asth,SQL_DROP);
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break;
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}
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backsql_BindRowAsStrings(asth,&row);
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while ((rc=SQLFetch(asth)) == SQL_SUCCESS || rc==SQL_SUCCESS_WITH_INFO)
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{
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for (i=0;i<row.ncols;i++)
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{
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SQLBindParameter(sth,2,SQL_PARAM_INPUT,SQL_C_CHAR,SQL_CHAR,0,0,row.cols[i],strlen(row.cols[i]),0);
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): executing '%s'\n",at->delete_proc,0,0);
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rc=SQLExecDirect(sth,at->delete_proc,SQL_NTS);
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if (rc!=SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): delete_proc execution failed\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,sth,rc);
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}
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}
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}
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backsql_FreeRow(&row);
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SQLFreeStmt(asth,SQL_DROP);
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}
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//PASSTHROUGH - to add new attributes -- do NOT add break
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case LDAP_MOD_ADD:
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if (at->add_proc==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): add procedure is not defined for this attribute ('%s')\n",at->name,0,0);
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break;
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}
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if (c_mod->ml_bvalues==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): no values given to add for attribute '%s'\n",at->name,0,0);
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break;
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}
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): adding new values for attribute '%s'\n",at->name,0,0);
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for(i=0,at_val=c_mod->ml_bvalues[0];at_val!=NULL;i++,at_val=c_mod->ml_bvalues[i])
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{
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//check for syntax here - maybe need binary bind?
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SQLBindParameter(sth,2,SQL_PARAM_INPUT,SQL_C_CHAR,SQL_CHAR,0,0,at_val->bv_val,at_val->bv_len,0);
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): executing '%s'\n",at->add_proc,0,0);
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rc=SQLExecDirect(sth,at->add_proc,SQL_NTS);
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if (rc!=SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): add_proc execution failed\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,sth,rc);
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}
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}
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break;
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case LDAP_MOD_DELETE:
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if (at->delete_proc==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): delete procedure is not defined for this attribute ('%s')\n",at->name,0,0);
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break;
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}
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if (c_mod->ml_bvalues==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): no values given to delete for attribute '%s' -- deleting all values\n",at->name,0,0);
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goto del_all;
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}
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): deleting values for attribute '%s'\n",at->name,0,0);
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for(i=0,at_val=c_mod->ml_bvalues[0];at_val!=NULL;i++,at_val=c_mod->ml_bvalues[i])
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{
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//check for syntax here - maybe need binary bind?
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SQLBindParameter(sth,2,SQL_PARAM_INPUT,SQL_C_CHAR,SQL_CHAR,0,0,at_val->bv_val,at_val->bv_len,0);
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): executing '%s'\n",at->delete_proc,0,0);
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rc=SQLExecDirect(sth,at->delete_proc,SQL_NTS);
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if (rc!=SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_modify(): delete_proc execution failed\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,sth,rc);
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}
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}
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break;
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}
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SQLFreeStmt(sth,SQL_RESET_PARAMS);
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}
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SQLFreeStmt(sth,SQL_DROP);
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send_ldap_result(conn,op,LDAP_SUCCESS,"",NULL,NULL,NULL);
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Debug(LDAP_DEBUG_TRACE,"<==backsql_modify()\n",0,0,0);
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return 0;
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}
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int backsql_modrdn(BackendDB *be,Connection *conn,Operation *op,
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char *dn,char *ndn,char *newrdn,int deleteoldrdn,char *newSuperior)
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{
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Debug(LDAP_DEBUG_TRACE,"==>backsql_modrdn()\n",0,0,0);
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return 0;
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}
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int backsql_add(BackendDB *be,Connection *conn,Operation *op,Entry *e)
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{
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backsql_info *bi=(backsql_info*)be->be_private;
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SQLHDBC dbh;
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SQLHSTMT sth;
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unsigned long new_keyval;
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long i;
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RETCODE rc;
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backsql_oc_map_rec *oc=NULL;
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backsql_at_map_rec *at_rec=NULL;
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backsql_entryID parent_id,*res;
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Attribute *at;
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struct berval *at_val;
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char *pdn;
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Debug(LDAP_DEBUG_TRACE,"==>backsql_add(): adding entry '%s'\n",e->e_dn,0,0);
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if (dn_validate(e->e_dn)==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"==>backsql_add(): invalid dn '%s' -- aborting\n",e->e_dn,0,0);
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}
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for(at=e->e_attrs;at!=NULL;at=at->a_next)
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{
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//Debug(LDAP_DEBUG_TRACE,"backsql_add(): scanning entry -- %s\n",at->a_type,0,0);
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if (!strcasecmp(at->a_type,"objectclass"))
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{
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oc=backsql_oc_with_name(bi,at->a_vals[0]->bv_val);
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break;
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}
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}
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if (oc==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): cannot determine objectclass of entry -- aborting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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if (oc->create_proc == NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): create procedure is not defined for this objectclass - aborting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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dbh=backsql_get_db_conn(be,conn);
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if (!dbh)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): could not get connection handle - exiting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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SQLAllocStmt(dbh, &sth);
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SQLBindParameter(sth,1,SQL_PARAM_OUTPUT,SQL_C_ULONG,SQL_INTEGER,0,0,&new_keyval,0,0);
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//SQLBindParameter(sth,2,SQL_PARAM_OUTPUT,SQL_C_SLONG,SQL_INTEGER,0,0,&retcode,0,0);
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): executing '%s'\n",oc->create_proc,0,0);
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rc=SQLExecDirect(sth,oc->create_proc,SQL_NTS);
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if (rc != SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): create_proc execution failed\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,sth,rc);
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SQLFreeStmt(sth,SQL_DROP);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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SQLFreeStmt(sth,SQL_RESET_PARAMS);
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): create_proc returned keyval=%d\n",new_keyval,0,0);
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for(at=e->e_attrs;at!=NULL;at=at->a_next)
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{
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at_rec=backsql_at_with_name(oc,at->a_type);
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if (at_rec==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): attribute provided is not registered in this objectclass ('%s')\n",at->a_type,0,0);
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continue;
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}
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if (at_rec->add_proc==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): add procedure is not defined for this attribute ('%s')\n",at->a_type,0,0);
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continue;
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}
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SQLBindParameter(sth,1,SQL_PARAM_INPUT,SQL_C_LONG,SQL_INTEGER,0,0,&new_keyval,0,0);
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for(i=0,at_val=at->a_vals[0];at_val!=NULL;i++,at_val=at->a_vals[i])
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{
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//if (at->a_syntax==SYNTAX_BIN)
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// SQLBindParameter(sth,2,SQL_PARAM_INPUT,SQL_C_CHAR,SQL_BINARY,0,0,at_val->bv_val,0,0);
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//else
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SQLBindParameter(sth,2,SQL_PARAM_INPUT,SQL_C_CHAR,SQL_CHAR,0,0,at_val->bv_val,at_val->bv_len,0);
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): executing '%s'\n",at_rec->add_proc,0,0);
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rc=SQLExecDirect(sth,at_rec->add_proc,SQL_NTS);
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if (rc!=SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): add_proc execution failed\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,sth,rc);
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}
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}
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}
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SQLFreeStmt(sth,SQL_RESET_PARAMS);
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pdn=dn_parent(be,e->e_dn);
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res=backsql_dn2id(&parent_id,dbh,pdn);
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if (res==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): could not lookup parent entry for new record ('%s')\n",
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pdn,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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free(pdn);
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backsql_BindParamStr(sth,1,e->e_dn,BACKSQL_MAX_DN_LEN);
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SQLBindParameter(sth,2,SQL_PARAM_INPUT,SQL_C_LONG,SQL_INTEGER,0,0,&oc->id,0,0);
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SQLBindParameter(sth,3,SQL_PARAM_INPUT,SQL_C_LONG,SQL_INTEGER,0,0,&parent_id.id,0,0);
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SQLBindParameter(sth,4,SQL_PARAM_INPUT,SQL_C_LONG,SQL_INTEGER,0,0,&new_keyval,0,0);
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rc=SQLExecDirect(sth,bi->insentry_query,SQL_NTS);
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if (rc != SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_add(): could not insert ldap_entries record\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,sth,rc);
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//execute delete_proc to delete data added !!!
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SQLFreeStmt(sth,SQL_DROP);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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SQLFreeStmt(sth,SQL_DROP);
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send_ldap_result(conn,op,LDAP_SUCCESS,"",NULL,NULL,NULL);
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return 0;
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}
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int backsql_delete(BackendDB *be,Connection *conn,Operation *op,
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char *dn,char *ndn)
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{
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backsql_info *bi=(backsql_info*)be->be_private;
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SQLHDBC dbh;
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SQLHSTMT sth;
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RETCODE rc;
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backsql_oc_map_rec *oc=NULL;
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backsql_entryID e_id,*res;
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dn=dn_validate(dn);
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Debug(LDAP_DEBUG_TRACE,"==>backsql_delete(): deleting entry '%s'\n",dn,0,0);
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dbh=backsql_get_db_conn(be,conn);
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if (!dbh)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_delete(): could not get connection handle - exiting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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res=backsql_dn2id(&e_id,dbh,dn);
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if (res==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_delete(): could not lookup entry id\n",0,0,0);
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send_ldap_result(conn,op,LDAP_NO_SUCH_OBJECT,"",NULL,NULL,NULL);
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return 1;
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}
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oc=backsql_oc_with_id(bi,e_id.oc_id);
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if (oc==NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_delete(): cannot determine objectclass of entry -- aborting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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if (oc->delete_proc == NULL)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_delete(): delete procedure is not defined for this objectclass - aborting\n",0,0,0);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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SQLAllocStmt(dbh, &sth);
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SQLBindParameter(sth,1,SQL_PARAM_INPUT,SQL_C_ULONG,SQL_INTEGER,0,0,&e_id.keyval,0,0);
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//SQLBindParameter(sth,2,SQL_PARAM_OUTPUT,SQL_C_SLONG,SQL_INTEGER,0,0,&retcode,0,0);
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Debug(LDAP_DEBUG_TRACE,"backsql_delete(): executing '%s'\n",oc->delete_proc,0,0);
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rc=SQLExecDirect(sth,oc->delete_proc,SQL_NTS);
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if (rc != SQL_SUCCESS)
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{
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Debug(LDAP_DEBUG_TRACE,"backsql_delete(): delete_proc execution failed\n",0,0,0);
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backsql_PrintErrors(bi->db_env,dbh,sth,rc);
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SQLFreeStmt(sth,SQL_DROP);
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send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
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return 1;
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}
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SQLFreeStmt(sth,SQL_RESET_PARAMS);
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SQLBindParameter(sth,1,SQL_PARAM_INPUT,SQL_C_ULONG,SQL_INTEGER,0,0,&e_id.id,0,0);
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rc=SQLExecDirect(sth,bi->delentry_query,SQL_NTS);
|
|
if (rc != SQL_SUCCESS)
|
|
{
|
|
Debug(LDAP_DEBUG_TRACE,"backsql_delete(): failed to delete record from ldap_entries\n",0,0,0);
|
|
backsql_PrintErrors(bi->db_env,dbh,sth,rc);
|
|
SQLFreeStmt(sth,SQL_DROP);
|
|
send_ldap_result(conn,op,LDAP_OTHER,"","SQL-backend error",NULL,NULL);
|
|
return 1;
|
|
}
|
|
SQLFreeStmt(sth,SQL_DROP);
|
|
|
|
send_ldap_result(conn,op,LDAP_SUCCESS,"",NULL,NULL,NULL);
|
|
Debug(LDAP_DEBUG_TRACE,"<==backsql_delete()\n",0,0,0);
|
|
return 0;
|
|
}
|
|
|
|
#endif /* SLAPD_SQL */ |