Commit 0267573c authored by Kurt Zeilenga's avatar Kurt Zeilenga
Browse files

Import control ifdefs from HEAD

parent 172958ee
/* init.c - initialize bdb backend */
/* $OpenLDAP$ */
/*
* Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/unistd.h>
#include <ac/stdlib.h>
#include <lutil.h>
#include "back-bdb.h"
#include "external.h"
static struct bdbi_database {
char *file;
char *name;
int type;
int flags;
} bdbi_databases[] = {
{ "id2entry" BDB_SUFFIX, "id2entry", DB_BTREE, 0 },
#ifdef BDB_HIER
{ "id2parent" BDB_SUFFIX, "id2parent", DB_BTREE, 0 },
#else
{ "dn2id" BDB_SUFFIX, "dn2id", DB_BTREE, 0 },
#endif
{ NULL, NULL, 0, 0 }
};
struct berval bdb_uuid = { 0, NULL };
static int
bdb_open( BackendInfo *bi )
{
return 0;
}
#if 0
static int
bdb_destroy( BackendInfo *bi )
{
return 0;
}
static int
bdb_close( BackendInfo *bi )
{
/* terminate the underlying database system */
return 0;
}
#endif
static int
bdb_db_init( BackendDB *be )
{
struct bdb_info *bdb;
Debug( LDAP_DEBUG_ANY,
"bdb_db_init: Initializing BDB database\n",
0, 0, 0 );
/* indicate system schema supported */
be->be_flags |=
#ifdef BDB_SUBENTRIES
SLAP_BFLAG_SUBENTRIES |
#endif
#ifdef BDB_ALIASES
SLAP_BFLAG_ALIASES |
#endif
SLAP_BFLAG_REFERRALS;
/* allocate backend-database-specific stuff */
bdb = (struct bdb_info *) ch_calloc( 1, sizeof(struct bdb_info) );
/* DBEnv parameters */
bdb->bi_dbenv_home = ch_strdup( SLAPD_DEFAULT_DB_DIR );
bdb->bi_dbenv_xflags = 0;
bdb->bi_dbenv_mode = SLAPD_DEFAULT_DB_MODE;
bdb->bi_cache.c_maxsize = DEFAULT_CACHE_SIZE;
#ifndef NO_THREADS
#if 0
bdb->bi_lock_detect = DB_LOCK_NORUN;
#else
bdb->bi_lock_detect = DB_LOCK_DEFAULT;
#endif
#endif
ldap_pvt_thread_mutex_init( &bdb->bi_database_mutex );
ldap_pvt_thread_mutex_init( &bdb->bi_lastid_mutex );
ldap_pvt_thread_mutex_init( &bdb->bi_cache.c_mutex );
#ifdef BDB_HIER
ldap_pvt_thread_rdwr_init( &bdb->bi_tree_rdwr );
#endif
be->be_private = bdb;
return 0;
}
#if 0 /* ifndef NO_THREADS */
static void *lock_detect_task( void *arg )
{
struct bdb_info *bdb = (struct bdb_info *) arg;
while( bdb->bi_dbenv != NULL ) {
int rc;
int aborted;
sleep( bdb->bi_lock_detect_seconds );
rc = LOCK_DETECT( bdb->bi_dbenv, 0,
bdb->bi_lock_detect, &aborted );
if( rc != 0 ) {
break;
}
Debug( LDAP_DEBUG_ANY,
"bdb_lock_detect: aborted %d locks\n",
aborted, 0, 0 );
}
return NULL;
}
#endif
int
bdb_bt_compare(
DB *db,
const DBT *usrkey,
const DBT *curkey
)
{
unsigned char *u, *c;
int i;
u = usrkey->data;
c = curkey->data;
#ifdef WORDS_BIGENDIAN
for( i = 0; i < sizeof(ID); i++)
#else
for( i = sizeof(ID)-1; i >= 0; i--)
#endif
{
if( u[i] - c[i] )
return u[i] - c[i];
}
return 0;
}
static int
bdb_db_open( BackendDB *be )
{
int rc, i;
struct bdb_info *bdb = (struct bdb_info *) be->be_private;
u_int32_t flags;
Debug( LDAP_DEBUG_ARGS,
"bdb_db_open: %s\n",
be->be_suffix[0]->bv_val, 0, 0 );
/* we should check existance of dbenv_home and db_directory */
rc = db_env_create( &bdb->bi_dbenv, 0 );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: db_env_create failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
return rc;
}
flags = DB_INIT_MPOOL | DB_THREAD | DB_CREATE
| DB_INIT_LOCK | DB_INIT_LOG | DB_INIT_TXN | DB_RECOVER;
bdb->bi_dbenv->set_errpfx( bdb->bi_dbenv, be->be_suffix[0]->bv_val );
bdb->bi_dbenv->set_errcall( bdb->bi_dbenv, bdb_errcall );
#ifndef NO_THREADS
bdb->bi_dbenv->set_lk_detect( bdb->bi_dbenv, bdb->bi_lock_detect );
#endif
#ifdef BDB_SUBDIRS
{
char dir[MAXPATHLEN];
size_t len = strlen( bdb->bi_dbenv_home );
strcpy( dir, bdb->bi_dbenv_home );
strcat( &dir[len], BDB_TMP_SUBDIR );
rc = bdb->bi_dbenv->set_tmp_dir( bdb->bi_dbenv, dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: set_tmp_dir(%s) failed: %s (%d)\n",
dir, db_strerror(rc), rc );
return rc;
}
strcat( &dir[len], BDB_LG_SUBDIR );
rc = bdb->bi_dbenv->set_lg_dir( bdb->bi_dbenv, dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: set_lg_dir(%s) failed: %s (%d)\n",
dir, db_strerror(rc), rc );
return rc;
}
strcat( &dir[len], BDB_DATA_SUBDIR );
rc = bdb->bi_dbenv->set_data_dir( bdb->bi_dbenv, dir );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: set_data_dir(%s) failed: %s (%d)\n",
dir, db_strerror(rc), rc );
return rc;
}
}
#endif
Debug( LDAP_DEBUG_TRACE,
"bdb_db_open: dbenv_open(%s)\n",
bdb->bi_dbenv_home, 0, 0);
rc = bdb->bi_dbenv->open( bdb->bi_dbenv,
bdb->bi_dbenv_home,
flags,
bdb->bi_dbenv_mode );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: dbenv_open failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
return rc;
}
if( bdb->bi_dbenv_xflags != 0 ) {
rc = bdb->bi_dbenv->set_flags( bdb->bi_dbenv,
bdb->bi_dbenv_xflags, 1);
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: dbenv_set_flags failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
return rc;
}
}
flags = DB_THREAD | DB_CREATE | bdb->bi_db_opflags;
bdb->bi_databases = (struct bdb_db_info **) ch_malloc(
BDB_INDICES * sizeof(struct bdb_db_info *) );
/* open (and create) main database */
for( i = 0; bdbi_databases[i].name; i++ ) {
struct bdb_db_info *db;
db = (struct bdb_db_info *) ch_calloc(1, sizeof(struct bdb_db_info));
rc = db_create( &db->bdi_db, bdb->bi_dbenv, 0 );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: db_create(%s) failed: %s (%d)\n",
bdb->bi_dbenv_home, db_strerror(rc), rc );
return rc;
}
if( i == BDB_ID2ENTRY ) {
rc = db->bdi_db->set_bt_compare( db->bdi_db,
bdb_bt_compare );
rc = db->bdi_db->set_pagesize( db->bdi_db,
BDB_ID2ENTRY_PAGESIZE );
} else {
#ifdef BDB_HIER
rc = db->bdi_db->set_bt_compare( db->bdi_db,
bdb_bt_compare );
#elif defined(BDB_IDL_MULTI)
rc = db->bdi_db->set_flags( db->bdi_db,
DB_DUP | DB_DUPSORT );
rc = db->bdi_db->set_dup_compare( db->bdi_db,
bdb_bt_compare );
#endif
rc = db->bdi_db->set_pagesize( db->bdi_db,
BDB_PAGESIZE );
}
rc = db->bdi_db->open( db->bdi_db,
bdbi_databases[i].file,
/* bdbi_databases[i].name, */ NULL,
bdbi_databases[i].type,
bdbi_databases[i].flags | flags,
bdb->bi_dbenv_mode );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: db_open(%s) failed: %s (%d)\n",
bdb->bi_dbenv_home, db_strerror(rc), rc );
return rc;
}
db->bdi_name = bdbi_databases[i].name;
bdb->bi_databases[i] = db;
}
bdb->bi_databases[i] = NULL;
bdb->bi_ndatabases = i;
/* get nextid */
rc = bdb_last_id( be, NULL );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_open: last_id(%s) failed: %s (%d)\n",
bdb->bi_dbenv_home, db_strerror(rc), rc );
return rc;
}
/* <insert> open (and create) index databases */
#ifdef BDB_HIER
rc = bdb_build_tree( be );
#endif
#if 0 /* ifndef NO_THREADS */
if( bdb->bi_lock_detect != DB_LOCK_NORUN ) {
/* listener as a separate THREAD */
rc = ldap_pvt_thread_create( &bdb->bi_lock_detect_tid,
1, lock_detect_task, bdb );
}
#endif
return 0;
}
static int
bdb_db_close( BackendDB *be )
{
int rc;
struct bdb_info *bdb = (struct bdb_info *) be->be_private;
struct bdb_db_info *db;
while( bdb->bi_ndatabases-- ) {
db = bdb->bi_databases[bdb->bi_ndatabases];
rc = db->bdi_db->close( db->bdi_db, 0 );
/* Lower numbered names are not strdup'd */
if( bdb->bi_ndatabases >= BDB_NDB )
free( db->bdi_name );
free( db );
}
free( bdb->bi_databases );
bdb_attr_index_destroy( bdb->bi_attrs );
bdb_cache_release_all (&bdb->bi_cache);
return 0;
}
static int
bdb_db_destroy( BackendDB *be )
{
int rc;
struct bdb_info *bdb = (struct bdb_info *) be->be_private;
/* close db environment */
if( bdb->bi_dbenv ) {
/* force a checkpoint */
rc = TXN_CHECKPOINT( bdb->bi_dbenv, 0, 0, DB_FORCE );
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_destroy: txn_checkpoint failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
}
bdb_cache_release_all (&bdb->bi_cache);
rc = bdb->bi_dbenv->close( bdb->bi_dbenv, 0 );
bdb->bi_dbenv = NULL;
if( rc != 0 ) {
Debug( LDAP_DEBUG_ANY,
"bdb_db_destroy: close failed: %s (%d)\n",
db_strerror(rc), rc, 0 );
return rc;
}
}
return 0;
}
#ifdef SLAPD_BDB_DYNAMIC
int back_bdb_LTX_init_module( int argc, char *argv[] ) {
BackendInfo bi;
memset( &bi, '\0', sizeof(bi) );
bi.bi_type = "bdb";
bi.bi_init = bdb_initialize;
backend_add( &bi );
return 0;
}
#endif /* SLAPD_BDB_DYNAMIC */
int
bdb_initialize(
BackendInfo *bi
)
{
static char *controls[] = {
LDAP_CONTROL_MANAGEDSAIT,
#ifdef LDAP_CONTROL_SUBENTRIES
LDAP_CONTROL_SUBENTRIES,
#endif
#ifdef LDAP_CONTROL_NOOP
LDAP_CONTROL_NOOP,
#endif
NULL
};
bi->bi_controls = controls;
/* initialize the underlying database system */
Debug( LDAP_DEBUG_TRACE, "bdb_open: initialize BDB backend\n",
0, 0, 0 );
{ /* version check */
int major, minor, patch;
char *version = db_version( &major, &minor, &patch );
if( major != DB_VERSION_MAJOR ||
minor != DB_VERSION_MINOR ||
patch < DB_VERSION_PATCH )
{
Debug( LDAP_DEBUG_ANY,
"bdb_open: version mismatch\n"
"\texpected: " DB_VERSION_STRING "\n"
"\tgot: %s \n", version, 0, 0 );
}
Debug( LDAP_DEBUG_ANY, "bdb_open: %s\n",
version, 0, 0 );
}
#if 0
db_env_set_func_malloc( ch_malloc );
db_env_set_func_realloc( ch_realloc );
db_env_set_func_free( ch_free );
#endif
db_env_set_func_yield( ldap_pvt_thread_yield );
{
static char uuidbuf[40];
bdb_uuid.bv_len = lutil_uuidstr( uuidbuf, sizeof( uuidbuf ));
bdb_uuid.bv_val = uuidbuf;
}
bi->bi_open = 0;
bi->bi_close = 0;
bi->bi_config = 0;
bi->bi_destroy = 0;
bi->bi_db_init = bdb_db_init;
bi->bi_db_config = bdb_db_config;
bi->bi_db_open = bdb_db_open;
bi->bi_db_close = bdb_db_close;
bi->bi_db_destroy = bdb_db_destroy;
bi->bi_op_add = bdb_add;
bi->bi_op_bind = bdb_bind;
bi->bi_op_compare = bdb_compare;
bi->bi_op_delete = bdb_delete;
bi->bi_op_modify = bdb_modify;
bi->bi_op_modrdn = bdb_modrdn;
bi->bi_op_search = bdb_search;
bi->bi_op_unbind = 0;
bi->bi_op_abandon = 0;
bi->bi_extended = bdb_extended;
#if 0
/*
* these routines (and their callers) are not yet designed
* to work with transaction. Using them may cause deadlock.
*/
bi->bi_acl_group = bdb_group;
bi->bi_acl_attribute = bdb_attribute;
#else
bi->bi_acl_group = 0;
bi->bi_acl_attribute = 0;
#endif
bi->bi_chk_referrals = bdb_referrals;
bi->bi_entry_release_rw = bdb_entry_release;
/*
* hooks for slap tools
*/
bi->bi_tool_entry_open = bdb_tool_entry_open;
bi->bi_tool_entry_close = bdb_tool_entry_close;
bi->bi_tool_entry_first = bdb_tool_entry_next;
bi->bi_tool_entry_next = bdb_tool_entry_next;
bi->bi_tool_entry_get = bdb_tool_entry_get;
bi->bi_tool_entry_put = bdb_tool_entry_put;
bi->bi_tool_entry_reindex = bdb_tool_entry_reindex;
bi->bi_tool_sync = 0;
bi->bi_connection_init = 0;
bi->bi_connection_destroy = 0;
return 0;
}
/* $OpenLDAP$ */
/*
* Copyright 1999-2002 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted only
* as authorized by the OpenLDAP Public License. A copy of this
* license is available at http://www.OpenLDAP.org/license.html or
* in file LICENSE in the top-level directory of the distribution.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#include "../../libraries/liblber/lber-int.h"
#define SLAP_CTRL_FRONTEND 0x80000000U
#define SLAP_CTRL_OPFLAGS 0x0000FFFFU
#define SLAP_CTRL_ABANDON 0x00000001U
#define SLAP_CTRL_ADD 0x00002002U
#define SLAP_CTRL_BIND 0x00000004U
#define SLAP_CTRL_COMPARE 0x00001008U
#define SLAP_CTRL_DELETE 0x00002010U
#define SLAP_CTRL_MODIFY 0x00002020U
#define SLAP_CTRL_RENAME 0x00002040U
#define SLAP_CTRL_SEARCH 0x00001080U
#define SLAP_CTRL_UNBIND 0x00000100U
#define SLAP_CTRL_INTROGATE (SLAP_CTRL_COMPARE|SLAP_CTRL_SEARCH)
#define SLAP_CTRL_UPDATE \
(SLAP_CTRL_ADD|SLAP_CTRL_DELETE|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME)
#define SLAP_CTRL_ACCESS (SLAP_CTRL_INTROGATE|SLAP_CTRL_UPDATE)
typedef int (SLAP_CTRL_PARSE_FN) LDAP_P((
Connection *conn,
Operation *op,
LDAPControl *ctrl,
const char **text ));
static SLAP_CTRL_PARSE_FN parseManageDSAit;
static SLAP_CTRL_PARSE_FN parseSubentries;
static SLAP_CTRL_PARSE_FN parseNoOp;
static struct slap_control {
char *sc_oid;
slap_mask_t sc_mask;
char **sc_extendedops;
SLAP_CTRL_PARSE_FN *sc_parse;
} supportedControls[] = {
{ LDAP_CONTROL_MANAGEDSAIT,
SLAP_CTRL_ACCESS, NULL,
parseManageDSAit },
#ifdef LDAP_CONTROL_SUBENTRIES
{ LDAP_CONTROL_SUBENTRIES,
SLAP_CTRL_SEARCH, NULL,
parseSubentries },
#endif
#ifdef LDAP_CONTROL_NOOP
{ LDAP_CONTROL_NOOP,
SLAP_CTRL_UPDATE, NULL,
parseNoOp },
#endif
{ NULL }
};
char *
get_supported_ctrl(int index)
{
return supportedControls[index].sc_oid;
}
static struct slap_control *
find_ctrl( const char *oid )
{
int i;
for( i=0; supportedControls[i].sc_oid; i++ ) {
if( strcmp( oid, supportedControls[i].sc_oid ) == 0 ) {
return &supportedControls[i];
}
}
return NULL;
}
int get_ctrls(
Connection *conn,
Operation *op,
int sendres )
{
int nctrls;
ber_tag_t tag;
ber_len_t len;
char *opaque;
BerElement *ber = op->o_ber;
struct slap_control *sc;
int rc = LDAP_SUCCESS;
const char *errmsg = NULL;
len = ber_pvt_ber_remaining(ber);
if( len == 0) {
/* no controls */
rc = LDAP_SUCCESS;
return rc;
}
if(( tag = ber_peek_tag( ber, &len )) != LDAP_TAG_CONTROLS ) {