slapmodify.c 14.6 KB
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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
 *
 * Copyright 1998-2010 The OpenLDAP Foundation.
 * Portions Copyright 1998-2003 Kurt D. Zeilenga.
 * Portions Copyright 2003 IBM Corporation.
 * 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 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 Pierangelo Masarati for inclusion
 * in OpenLDAP Software.
 */

#include "portable.h"

#include <stdio.h>

#include "ac/stdlib.h"

#include "ac/ctype.h"
#include "ac/string.h"
#include "ac/socket.h"
#include "ac/unistd.h"

#include "lber.h"
#include "ldif.h"
#include "lutil.h"
#include "lutil_meter.h"
#include <sys/stat.h>

#include "slapcommon.h"

static char csnbuf[ LDAP_PVT_CSNSTR_BUFSIZE ];

int
slapmodify( int argc, char **argv )
{
	char *buf = NULL;
	const char *text;
	char textbuf[SLAP_TEXT_BUFLEN] = { '\0' };
	size_t textlen = sizeof textbuf;
	const char *progname = "slapmodify";

	struct berval csn;
	unsigned long sid;
	struct berval bvtext;
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	ID id;
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	OperationBuffer opbuf;
	Operation *op;

	int checkvals;
	int lineno, nextline, ldifrc;
	int lmax;
	int rc = EXIT_SUCCESS;

	int enable_meter = 0;
	lutil_meter_t meter;
	struct stat stat_buf;

	/* default "000" */
	csnsid = 0;

	if ( isatty (2) ) enable_meter = 1;
	slap_tool_init( progname, SLAPMODIFY, argc, argv );

	memset( &opbuf, 0, sizeof(opbuf) );
	op = &opbuf.ob_op;
	op->o_hdr = &opbuf.ob_hdr;

	if ( !be->be_entry_open ||
		!be->be_entry_close ||
		!be->be_entry_put ||
		!be->be_dn2id_get ||
		!be->be_entry_get ||
		!be->be_entry_modify )
	{
		fprintf( stderr, "%s: database doesn't support necessary operations.\n",
			progname );
		if ( dryrun ) {
			fprintf( stderr, "\t(dry) continuing...\n" );

		} else {
			exit( EXIT_FAILURE );
		}
	}

	checkvals = (slapMode & SLAP_TOOL_QUICK) ? 0 : 1;

	lmax = 0;
	nextline = 0;

	/* enforce schema checking unless not disabled */
	if ( (slapMode & SLAP_TOOL_NO_SCHEMA_CHECK) == 0) {
		SLAP_DBFLAGS(be) &= ~(SLAP_DBFLAG_NO_SCHEMA_CHECK);
	}

	if( !dryrun && be->be_entry_open( be, 1 ) != 0 ) {
		fprintf( stderr, "%s: could not open database.\n",
			progname );
		exit( EXIT_FAILURE );
	}

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	(void)slap_tool_update_ctxcsn_init();

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	if ( enable_meter 
#ifdef LDAP_DEBUG
		/* tools default to "none" */
		&& slap_debug == LDAP_DEBUG_NONE
#endif
		&& !fstat ( fileno ( ldiffp->fp ), &stat_buf )
		&& S_ISREG(stat_buf.st_mode) ) {
		enable_meter = !lutil_meter_open(
			&meter,
			&lutil_meter_text_display,
			&lutil_meter_linear_estimator,
			stat_buf.st_size);
	} else {
		enable_meter = 0;
	}

	/* nextline is the line number of the end of the current entry */
	for( lineno=1; ( ldifrc = ldif_read_record( ldiffp, &nextline, &buf, &lmax )) > 0;
		lineno=nextline+1 )
	{
		BackendDB *bd;
		Entry *e;
		struct berval rbuf;
		LDIFRecord lr;
		struct berval ndn;
		int n;
		int is_oc = 0;
		int local_rc;
		int mod_err = 0;
		char *request = "(unknown)";

		ber_str2bv( buf, 0, 0, &rbuf );

		if ( lineno < jumpline )
			continue;

		if ( enable_meter )
			lutil_meter_update( &meter,
					 ftell( ldiffp->fp ),
					 0);

		/*
		 * Initialize text buffer
		 */
		bvtext.bv_len = textlen;
		bvtext.bv_val = textbuf;
		bvtext.bv_val[0] = '\0';

		local_rc = ldap_parse_ldif_record( &rbuf, lineno, &lr,
			"slapmodify", LDIF_NO_CONTROLS );

		if ( local_rc != LDAP_SUCCESS ) {
			fprintf( stderr, "%s: could not parse entry (line=%d)\n",
				progname, lineno );
			rc = EXIT_FAILURE;
			if( continuemode ) continue;
			break;
		}

		switch ( lr.lr_op ) {
		case LDAP_REQ_ADD:
			request = "add";
			break;

		case LDAP_REQ_MODIFY:
			request = "modify";
			break;

		case LDAP_REQ_MODRDN:
		case LDAP_REQ_DELETE:
			fprintf( stderr, "%s: request 0x%lx not supported (line=%d)\n",
				progname, (unsigned long)lr.lr_op, lineno );
			rc = EXIT_FAILURE;
			if( continuemode ) continue;
			goto done;

		default:
			fprintf( stderr, "%s: unknown request 0x%lx (line=%d)\n",
				progname, (unsigned long)lr.lr_op, lineno );
			rc = EXIT_FAILURE;
			if( continuemode ) continue;
			goto done;
		}

		local_rc = dnNormalize( 0, NULL, NULL, &lr.lr_dn, &ndn, NULL );
		if ( local_rc != LDAP_SUCCESS ) {
			fprintf( stderr, "%s: DN=\"%s\" normalization failed (line=%d)\n",
				progname, lr.lr_dn.bv_val, lineno );
			rc = EXIT_FAILURE;
			if( continuemode ) continue;
			break;
		}

		/* make sure the DN is not empty */
		if( BER_BVISEMPTY( &ndn ) &&
			!BER_BVISEMPTY( be->be_nsuffix ))
		{
			fprintf( stderr, "%s: line %d: "
				"%s entry with empty dn=\"\"",
				progname, lineno, request );
			bd = select_backend( &ndn, nosubordinates );
			if ( bd ) {
				BackendDB *bdtmp;
				int dbidx = 0;
				LDAP_STAILQ_FOREACH( bdtmp, &backendDB, be_next ) {
					if ( bdtmp == bd ) break;
					dbidx++;
				}

				assert( bdtmp != NULL );
				
				fprintf( stderr, "; did you mean to use database #%d (%s)?",
					dbidx,
					bd->be_suffix[0].bv_val );

			}
			fprintf( stderr, "\n" );
			rc = EXIT_FAILURE;
			SLAP_FREE( ndn.bv_val );
			ldap_ldif_record_done( &lr );
			if( continuemode ) continue;
			break;
		}

		/* check backend */
		bd = select_backend( &ndn, nosubordinates );
		if ( bd != be ) {
			fprintf( stderr, "%s: line %d: "
				"database #%d (%s) not configured to hold \"%s\"",
				progname, lineno,
				dbnum,
				be->be_suffix[0].bv_val,
				lr.lr_dn.bv_val );
			if ( bd ) {
				BackendDB *bdtmp;
				int dbidx = 0;
				LDAP_STAILQ_FOREACH( bdtmp, &backendDB, be_next ) {
					if ( bdtmp == bd ) break;
					dbidx++;
				}

				assert( bdtmp != NULL );
				
				fprintf( stderr, "; did you mean to use database #%d (%s)?",
					dbidx,
					bd->be_suffix[0].bv_val );

			} else {
				fprintf( stderr, "; no database configured for that naming context" );
			}
			fprintf( stderr, "\n" );
			rc = EXIT_FAILURE;
			SLAP_FREE( ndn.bv_val );
			ldap_ldif_record_done( &lr );
			if( continuemode ) continue;
			break;
		}

		/* get entry */
		id = be->be_dn2id_get( be, &ndn );
		e = be->be_entry_get( be, id );
		if ( e != NULL ) {
			Entry *e_tmp = entry_dup( e );
			/* FIXME: release? */
			e = e_tmp;
		}

		for ( n = 0; lr.lrop_mods[ n ] != NULL; n++ ) {
			LDAPMod *mod = lr.lrop_mods[ n ];
			Modification mods = { 0 };
			unsigned i = 0;
			int bin = (mod->mod_op & LDAP_MOD_BVALUES);
			int pretty = 0;
			int normalize = 0;

			local_rc = slap_str2ad( mod->mod_type, &mods.sm_desc, &text );
			if ( local_rc != LDAP_SUCCESS ) {
				fprintf( stderr, "%s: slap_str2ad(\"%s\") failed for entry \"%s\" (%d: %s, lineno=%d)\n",
					progname, mod->mod_type, lr.lr_dn.bv_val, local_rc, text, lineno );
				rc = EXIT_FAILURE;
				mod_err = 1;
				if( continuemode ) continue;
				SLAP_FREE( ndn.bv_val );
				ldap_ldif_record_done( &lr );
				entry_free( e );
				goto done;
			}

			mods.sm_type = mods.sm_desc->ad_cname;

			if ( mods.sm_desc->ad_type->sat_syntax->ssyn_pretty ) {
				pretty = 1;

			} else {
				assert( mods.sm_desc->ad_type->sat_syntax->ssyn_validate != NULL );
			}

			if ( mods.sm_desc->ad_type->sat_equality &&
				mods.sm_desc->ad_type->sat_equality->smr_normalize )
			{
				normalize = 1;
			}

			if ( bin && mod->mod_bvalues ) {
				for ( i = 0; mod->mod_bvalues[ i ] != NULL; i++ )
					;

			} else if ( !bin && mod->mod_values ) {
				for ( i = 0; mod->mod_values[ i ] != NULL; i++ )
					;
			}

			mods.sm_values = SLAP_CALLOC( sizeof( struct berval ), i + 1 );
			if ( normalize ) {
				mods.sm_nvalues = SLAP_CALLOC( sizeof( struct berval ), i + 1 );
			} else {
				mods.sm_nvalues = NULL;
			}
			mods.sm_numvals = i;

			for ( i = 0; i < mods.sm_numvals; i++ ) {
				struct berval bv;

				if ( bin ) {
					bv = *mod->mod_bvalues[ i ];
				} else {
					ber_str2bv( mod->mod_values[ i ], 0, 0, &bv );
				}

				if ( pretty ) {
					local_rc = ordered_value_pretty( mods.sm_desc,
					&bv, &mods.sm_values[i], NULL );

				} else {
					local_rc = ordered_value_validate( mods.sm_desc,
						&bv, 0 );
				}

				if ( local_rc != LDAP_SUCCESS ) {
					fprintf( stderr, "%s: DN=\"%s\": unable to %s attr=%s value #%d\n",
						progname, e->e_dn, pretty ? "prettify" : "validate",
						mods.sm_desc->ad_cname.bv_val, i );
					/* handle error */
					mod_err = 1;
					rc = EXIT_FAILURE;
					ber_bvarray_free( mods.sm_values );
					ber_bvarray_free( mods.sm_nvalues );
					if( continuemode ) continue;
					SLAP_FREE( ndn.bv_val );
					ldap_ldif_record_done( &lr );
					entry_free( e );
					goto done;
				}

				if ( !pretty ) {
					ber_dupbv( &mods.sm_values[i], &bv );
				}

				if ( normalize ) {
					local_rc = ordered_value_normalize(
						SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
						mods.sm_desc,
						mods.sm_desc->ad_type->sat_equality,
						&mods.sm_values[i], &mods.sm_nvalues[i],
						NULL );
					if ( local_rc != LDAP_SUCCESS ) {
						fprintf( stderr, "%s: DN=\"%s\": unable to normalize attr=%s value #%d\n",
							progname, e->e_dn, mods.sm_desc->ad_cname.bv_val, i );
						/* handle error */
						mod_err = 1;
						rc = EXIT_FAILURE;
						ber_bvarray_free( mods.sm_values );
						ber_bvarray_free( mods.sm_nvalues );
						if( continuemode ) continue;
						SLAP_FREE( ndn.bv_val );
						ldap_ldif_record_done( &lr );
						entry_free( e );
						goto done;
					}
				}
			}

			mods.sm_op = (mod->mod_op & ~LDAP_MOD_BVALUES);
			mods.sm_flags = 0;

			if ( mods.sm_desc == slap_schema.si_ad_objectClass ) {
				is_oc = 1;
			}

			switch ( mods.sm_op ) {
			case LDAP_MOD_ADD:
				local_rc = modify_add_values( e, &mods,
					0, &text, textbuf, textlen );
				break;

			case LDAP_MOD_DELETE:
				local_rc = modify_delete_values( e, &mods,
					0, &text, textbuf, textlen );
				break;

			case LDAP_MOD_REPLACE:
				local_rc = modify_replace_values( e, &mods,
					0, &text, textbuf, textlen );
				break;

			case LDAP_MOD_INCREMENT:
				local_rc = modify_increment_values( e, &mods,
					0, &text, textbuf, textlen );
				break;
			}

			if ( local_rc != LDAP_SUCCESS ) {
				fprintf( stderr, "%s: DN=\"%s\": unable to modify attr=%s\n",
					progname, e->e_dn, mods.sm_desc->ad_cname.bv_val );
				rc = EXIT_FAILURE;
				ber_bvarray_free( mods.sm_values );
				ber_bvarray_free( mods.sm_nvalues );
				if( continuemode ) continue;
				SLAP_FREE( ndn.bv_val );
				ldap_ldif_record_done( &lr );
				entry_free( e );
				goto done;
			}
		}

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		rc = slap_tool_entry_check( progname, op, e, lineno, &text, textbuf, textlen );
		if ( rc != LDAP_SUCCESS ) {
			rc = EXIT_FAILURE;
			SLAP_FREE( ndn.bv_val );
			ldap_ldif_record_done( &lr );
			if( continuemode ) continue;
			entry_free( e );
			break;
		}

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		if ( SLAP_LASTMOD(be) ) {
			time_t now = slap_get_time();
			char uuidbuf[ LDAP_LUTIL_UUIDSTR_BUFSIZE ];
			struct berval vals[ 2 ];

			struct berval name, timestamp;

			struct berval nvals[ 2 ];
			struct berval nname;
			char timebuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];

			Attribute *a;

			vals[1].bv_len = 0;
			vals[1].bv_val = NULL;

			nvals[1].bv_len = 0;
			nvals[1].bv_val = NULL;

			csn.bv_len = ldap_pvt_csnstr( csnbuf, sizeof( csnbuf ), csnsid, 0 );
			csn.bv_val = csnbuf;

			timestamp.bv_val = timebuf;
			timestamp.bv_len = sizeof(timebuf);

			slap_timestamp( &now, &timestamp );

			if ( BER_BVISEMPTY( &be->be_rootndn ) ) {
				BER_BVSTR( &name, SLAPD_ANONYMOUS );
				nname = name;
			} else {
				name = be->be_rootdn;
				nname = be->be_rootndn;
			}

			a = attr_find( e->e_attrs, slap_schema.si_ad_entryUUID );
			if ( a != NULL ) {
				vals[0].bv_len = lutil_uuidstr( uuidbuf, sizeof( uuidbuf ) );
				vals[0].bv_val = uuidbuf;
				if ( a->a_vals != a->a_nvals ) {
					SLAP_FREE( a->a_nvals[0].bv_val );
					SLAP_FREE( a->a_nvals );
				}
				SLAP_FREE( a->a_vals[0].bv_val );
				SLAP_FREE( a->a_vals );
				a->a_vals = NULL;
				a->a_nvals = NULL;
				a->a_numvals = 0;
			}
			attr_merge_normalize_one( e, slap_schema.si_ad_entryUUID, vals, NULL );

			a = attr_find( e->e_attrs, slap_schema.si_ad_creatorsName );
			if ( a == NULL ) {
				vals[0] = name;
				nvals[0] = nname;
				attr_merge( e, slap_schema.si_ad_creatorsName, vals, nvals );

			} else {
				ber_bvreplace( &a->a_vals[0], &name );
				ber_bvreplace( &a->a_nvals[0], &nname );
			}

			a = attr_find( e->e_attrs, slap_schema.si_ad_createTimestamp );
			if ( a == NULL ) {
				vals[0] = timestamp;
				attr_merge( e, slap_schema.si_ad_createTimestamp, vals, NULL );

			} else {
				ber_bvreplace( &a->a_vals[0], &timestamp );
			}

			a = attr_find( e->e_attrs, slap_schema.si_ad_entryCSN );
			if ( a == NULL ) {
				vals[0] = csn;
				attr_merge( e, slap_schema.si_ad_entryCSN, vals, NULL );

			} else {
				ber_bvreplace( &a->a_vals[0], &csn );
			}

			a = attr_find( e->e_attrs, slap_schema.si_ad_modifiersName );
			if ( a == NULL ) {
				vals[0] = name;
				nvals[0] = nname;
				attr_merge( e, slap_schema.si_ad_modifiersName, vals, nvals );

			} else {
				ber_bvreplace( &a->a_vals[0], &name );
				ber_bvreplace( &a->a_nvals[0], &nname );
			}

			a = attr_find( e->e_attrs, slap_schema.si_ad_modifyTimestamp );
			if ( a == NULL ) {
				vals[0] = timestamp;
				attr_merge( e, slap_schema.si_ad_modifyTimestamp, vals, NULL );

			} else {
				ber_bvreplace( &a->a_vals[0], &timestamp );
			}
		}

		if ( mod_err ) break;

		/* check schema, objectClass etc */

		if ( !dryrun ) {
			switch ( lr.lr_op ) {
			case LDAP_REQ_ADD:
				id = be->be_entry_put( be, e, &bvtext );
				break;

			case LDAP_REQ_MODIFY:
				id = be->be_entry_modify( be, e, &bvtext );
				break;

			}

			if( id == NOID ) {
				fprintf( stderr, "%s: could not %s entry dn=\"%s\" "
					"(line=%d): %s\n", progname, request, e->e_dn,
					lineno, bvtext.bv_val );
				rc = EXIT_FAILURE;
				entry_free( e );
				if( continuemode ) continue;
				break;
			}

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			sid = slap_tool_update_ctxcsn_check( progname, e );

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			if ( verbose )
				fprintf( stderr, "%s: \"%s\" (%08lx)\n",
					request, e->e_dn, (long) id );
		} else {
			if ( verbose )
				fprintf( stderr, "%s: \"%s\"\n",
					request, e->e_dn );
		}

		entry_free( e );
	}

done:;
	if ( ldifrc < 0 )
		rc = EXIT_FAILURE;

	bvtext.bv_len = textlen;
	bvtext.bv_val = textbuf;
	bvtext.bv_val[0] = '\0';

	if ( enable_meter ) {
		lutil_meter_update( &meter, ftell( ldiffp->fp ), 1);
		lutil_meter_close( &meter );
	}

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	if ( rc == EXIT_SUCCESS ) {
		rc = slap_tool_update_ctxcsn( progname, sid, &bvtext );
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	}

	ch_free( buf );

	if ( !dryrun ) {
		if ( enable_meter ) {
			fprintf( stderr, "Closing DB..." );
		}
		if( be->be_entry_close( be ) ) {
			rc = EXIT_FAILURE;
		}

		if( be->be_sync ) {
			be->be_sync( be );
		}
		if ( enable_meter ) {
			fprintf( stderr, "\n" );
		}
	}

	if ( slap_tool_destroy())
		rc = EXIT_FAILURE;

	return rc;
}