/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 2011-2013 The OpenLDAP Foundation.
+ * Copyright 2011-2014 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#define MDB_TOOL_IDL_FLUSH(be, txn)
#endif /* MDB_TOOL_IDL_CACHING */
-static MDB_txn *txn = NULL, *txi = NULL;
+MDB_txn *mdb_tool_txn = NULL;
+
+static MDB_txn *txi = NULL;
static MDB_cursor *cursor = NULL, *idcursor = NULL;
static MDB_cursor *mcp = NULL, *mcd = NULL;
static MDB_val key, data;
static int mdb_writes, mdb_writes_per_commit;
+/* Number of ops per commit in Quick mode.
+ * Batching speeds writes overall, but too large a
+ * batch will fail with MDB_TXN_FULL.
+ */
+#ifndef MDB_WRITES_PER_COMMIT
+#define MDB_WRITES_PER_COMMIT 500
+#endif
+
static int
mdb_tool_entry_get_int( BackendDB *be, ID id, Entry **ep );
int mdb_tool_entry_open(
BackendDB *be, int mode )
{
- /* In Quick mode, commit once per 1000 entries */
+ /* In Quick mode, commit once per 500 entries */
mdb_writes = 0;
if ( slapMode & SLAP_TOOL_QUICK )
- mdb_writes_per_commit = 1000;
+ mdb_writes_per_commit = MDB_WRITES_PER_COMMIT;
else
mdb_writes_per_commit = 1;
mdb_cursor_close( cursor );
cursor = NULL;
}
- if( txn ) {
- MDB_TOOL_IDL_FLUSH( be, txn );
- if ( mdb_txn_commit( txn ))
+ if( mdb_tool_txn ) {
+ int rc;
+ MDB_TOOL_IDL_FLUSH( be, mdb_tool_txn );
+ if (( rc = mdb_txn_commit( mdb_tool_txn ))) {
+ Debug( LDAP_DEBUG_ANY,
+ LDAP_XSTRING(mdb_tool_entry_close) ": database %s: "
+ "txn_commit failed: %s (%d)\n",
+ be->be_suffix[0].bv_val, mdb_strerror(rc), rc );
return -1;
- txn = NULL;
+ }
+ mdb_tool_txn = NULL;
}
if( nholes ) {
mdb = (struct mdb_info *) be->be_private;
assert( mdb != NULL );
- if ( !txn ) {
- rc = mdb_txn_begin( mdb->mi_dbenv, NULL, MDB_RDONLY, &txn );
+ if ( !mdb_tool_txn ) {
+ rc = mdb_txn_begin( mdb->mi_dbenv, NULL, MDB_RDONLY, &mdb_tool_txn );
if ( rc )
return NOID;
- rc = mdb_cursor_open( txn, mdb->mi_id2entry, &cursor );
+ rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_id2entry, &cursor );
if ( rc ) {
- mdb_txn_abort( txn );
+ mdb_txn_abort( mdb_tool_txn );
return NOID;
}
}
mdb = (struct mdb_info *) be->be_private;
- if ( !txn ) {
+ if ( !mdb_tool_txn ) {
rc = mdb_txn_begin( mdb->mi_dbenv, NULL, (slapMode & SLAP_TOOL_READONLY) != 0 ?
- MDB_RDONLY : 0, &txn );
+ MDB_RDONLY : 0, &mdb_tool_txn );
if ( rc )
return NOID;
}
op.o_tmpmemctx = NULL;
op.o_tmpmfuncs = &ch_mfuncs;
- rc = mdb_dn2id( &op, txn, NULL, dn, &id, NULL, NULL, NULL );
+ rc = mdb_dn2id( &op, mdb_tool_txn, NULL, dn, &id, NULL, NULL, NULL );
if ( rc == MDB_NOTFOUND )
return NOID;
op.o_tmpmemctx = NULL;
op.o_tmpmfuncs = &ch_mfuncs;
if ( slapMode & SLAP_TOOL_READONLY ) {
- rc = mdb_id2name( &op, txn, &idcursor, id, &dn, &ndn );
+ rc = mdb_id2name( &op, mdb_tool_txn, &idcursor, id, &dn, &ndn );
if ( rc ) {
rc = LDAP_OTHER;
if ( e ) {
}
}
}
- rc = mdb_entry_decode( &op, &data, &e );
+ rc = mdb_entry_decode( &op, mdb_tool_txn, &data, &e );
e->e_id = id;
if ( !BER_BVISNULL( &dn )) {
e->e_name = dn;
Entry *e = NULL;
int rc;
- if ( !txn ) {
+ if ( !mdb_tool_txn ) {
struct mdb_info *mdb = (struct mdb_info *) be->be_private;
rc = mdb_txn_begin( mdb->mi_dbenv, NULL,
- (slapMode & SLAP_TOOL_READONLY) ? MDB_RDONLY : 0, &txn );
+ (slapMode & SLAP_TOOL_READONLY) ? MDB_RDONLY : 0, &mdb_tool_txn );
if ( rc )
return NULL;
}
if ( !cursor ) {
struct mdb_info *mdb = (struct mdb_info *) be->be_private;
- rc = mdb_cursor_open( txn, mdb->mi_id2entry, &cursor );
+ rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_id2entry, &cursor );
if ( rc ) {
- mdb_txn_abort( txn );
- txn = NULL;
+ mdb_txn_abort( mdb_tool_txn );
+ mdb_tool_txn = NULL;
return NULL;
}
}
"=> mdb_tool_next_id: %s\n", text->bv_val, 0, 0 );
return rc;
}
- rc = mdb_dn2id_add( op, mcp, mcd, pid, 1, e );
+ rc = mdb_dn2id_add( op, mcp, mcd, pid, 1, 1, e );
if ( rc ) {
snprintf( text->bv_val, text->bv_len,
"dn2id_add failed: %s (%d)",
mdb = (struct mdb_info *) be->be_private;
- if ( !txn ) {
- rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &txn );
+ if ( !mdb_tool_txn ) {
+ rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &mdb_tool_txn );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"txn_begin failed: %s (%d)",
text->bv_val, 0, 0 );
return NOID;
}
- rc = mdb_cursor_open( txn, mdb->mi_id2entry, &idcursor );
+ rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_id2entry, &idcursor );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"cursor_open failed: %s (%d)",
ID dummy;
mdb_next_id( be, idcursor, &dummy );
}
- rc = mdb_cursor_open( txn, mdb->mi_dn2id, &mcp );
+ rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_dn2id, &mcp );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"cursor_open failed: %s (%d)",
text->bv_val, 0, 0 );
return NOID;
}
- rc = mdb_cursor_open( txn, mdb->mi_dn2id, &mcd );
+ rc = mdb_cursor_open( mdb_tool_txn, mdb->mi_dn2id, &mcd );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"cursor_open failed: %s (%d)",
op.o_tmpmfuncs = &ch_mfuncs;
/* add dn2id indices */
- rc = mdb_tool_next_id( &op, txn, e, text, 0 );
+ rc = mdb_tool_next_id( &op, mdb_tool_txn, e, text, 0 );
if( rc != 0 ) {
goto done;
}
- rc = mdb_tool_index_add( &op, txn, e );
+ rc = mdb_tool_index_add( &op, mdb_tool_txn, e );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"index_entry_add failed: err=%d", rc );
/* id2entry index */
- rc = mdb_id2entry_add( &op, txn, idcursor, e );
+ rc = mdb_id2entry_add( &op, mdb_tool_txn, idcursor, e );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"id2entry_add failed: err=%d", rc );
mdb_writes++;
if ( mdb_writes >= mdb_writes_per_commit ) {
unsigned i;
- MDB_TOOL_IDL_FLUSH( be, txn );
- rc = mdb_txn_commit( txn );
+ MDB_TOOL_IDL_FLUSH( be, mdb_tool_txn );
+ rc = mdb_txn_commit( mdb_tool_txn );
for ( i=0; i<mdb->mi_nattrs; i++ )
mdb->mi_attrs[i]->ai_cursor = NULL;
mdb_writes = 0;
- txn = NULL;
+ mdb_tool_txn = NULL;
idcursor = NULL;
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
} else {
unsigned i;
- mdb_txn_abort( txn );
- txn = NULL;
+ mdb_txn_abort( mdb_tool_txn );
+ mdb_tool_txn = NULL;
idcursor = NULL;
for ( i=0; i<mdb->mi_nattrs; i++ )
mdb->mi_attrs[i]->ai_cursor = NULL;
return e->e_id;
}
+static int mdb_dn2id_upgrade( BackendDB *be );
+
int mdb_tool_entry_reindex(
BackendDB *be,
ID id,
assert( tool_base == NULL );
assert( tool_filter == NULL );
+ /* Special: do a dn2id upgrade */
+ if ( adv && adv[0] == slap_schema.si_ad_entryDN ) {
+ /* short-circuit tool_entry_next() */
+ mdb_cursor_get( cursor, &key, &data, MDB_LAST );
+ return mdb_dn2id_upgrade( be );
+ }
+
/* No indexes configured, nothing to do. Could return an
* error here to shortcut things.
*/
mdb_cursor_close( cursor );
txi = NULL;
/* Must close the read txn to allow old pages to be reclaimed. */
- mdb_txn_abort( txn );
+ mdb_txn_abort( mdb_tool_txn );
/* and then reopen it so that tool_entry_next still works. */
- mdb_txn_begin( mi->mi_dbenv, NULL, MDB_RDONLY, &txn );
- mdb_cursor_open( txn, mi->mi_id2entry, &cursor );
+ mdb_txn_begin( mi->mi_dbenv, NULL, MDB_RDONLY, &mdb_tool_txn );
+ mdb_cursor_open( mdb_tool_txn, mi->mi_id2entry, &cursor );
key.mv_data = &id;
key.mv_size = sizeof(ID);
mdb_cursor_get( cursor, &key, NULL, MDB_SET );
mdb_cursor_close( cursor );
cursor = NULL;
}
- if ( !txn ) {
- rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &txn );
+ if ( !mdb_tool_txn ) {
+ rc = mdb_txn_begin( mdb->mi_dbenv, NULL, 0, &mdb_tool_txn );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"txn_begin failed: %s (%d)",
op.o_tmpmfuncs = &ch_mfuncs;
/* id2entry index */
- rc = mdb_id2entry_update( &op, txn, NULL, e );
+ rc = mdb_id2entry_update( &op, mdb_tool_txn, NULL, e );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"id2entry_update failed: err=%d", rc );
done:
if( rc == 0 ) {
- rc = mdb_txn_commit( txn );
+ rc = mdb_txn_commit( mdb_tool_txn );
if( rc != 0 ) {
snprintf( text->bv_val, text->bv_len,
"txn_commit failed: %s (%d)",
}
} else {
- mdb_txn_abort( txn );
+ mdb_txn_abort( mdb_tool_txn );
snprintf( text->bv_val, text->bv_len,
"txn_aborted! %s (%d)",
mdb_strerror(rc), rc );
text->bv_val, 0, 0 );
e->e_id = NOID;
}
- txn = NULL;
+ mdb_tool_txn = NULL;
idcursor = NULL;
return e->e_id;
return 0;
}
#endif /* MDB_TOOL_IDL_CACHING */
+
+/* Upgrade from pre 2.4.34 dn2id format */
+
+#include <ac/unistd.h>
+#include <lutil_meter.h>
+
+#define STACKSIZ 2048
+
+typedef struct rec {
+ ID id;
+ size_t len;
+ char rdn[512];
+} rec;
+
+static int
+mdb_dn2id_upgrade( BackendDB *be ) {
+ struct mdb_info *mi = (struct mdb_info *) be->be_private;
+ MDB_txn *mt;
+ MDB_cursor *mc = NULL;
+ MDB_val key, data;
+ char *ptr;
+ int rc, writes=0, depth=0;
+ int enable_meter = 0;
+ ID id = 0, *num, count = 0;
+ rec *stack;
+ lutil_meter_t meter;
+
+ if (!(mi->mi_flags & MDB_NEED_UPGRADE)) {
+ Debug( LDAP_DEBUG_ANY, "database %s: No upgrade needed.\n",
+ be->be_suffix[0].bv_val, 0, 0 );
+ return 0;
+ }
+
+ {
+ MDB_stat st;
+
+ mdb_stat(mdb_cursor_txn(cursor), mi->mi_dbis[MDB_ID2ENTRY], &st);
+ if (!st.ms_entries) {
+ /* Empty DB, nothing to upgrade? */
+ return 0;
+ }
+ if (isatty(2))
+ enable_meter = !lutil_meter_open(&meter,
+ &lutil_meter_text_display,
+ &lutil_meter_linear_estimator,
+ st.ms_entries);
+ }
+
+ num = ch_malloc(STACKSIZ * (sizeof(ID) + sizeof(rec)));
+ stack = (rec *)(num + STACKSIZ);
+
+ rc = mdb_txn_begin(mi->mi_dbenv, NULL, 0, &mt);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_begin failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ rc = mdb_cursor_open(mt, mi->mi_dbis[MDB_DN2ID], &mc);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_open failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+
+ key.mv_size = sizeof(ID);
+ /* post-order depth-first update */
+ for(;;) {
+ size_t dkids;
+ unsigned char *ptr;
+
+ /* visit */
+ key.mv_data = &id;
+ stack[depth].id = id;
+ rc = mdb_cursor_get(mc, &key, &data, MDB_SET);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_get failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ num[depth] = 1;
+
+ rc = mdb_cursor_count(mc, &dkids);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_count failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ if (dkids > 1) {
+ rc = mdb_cursor_get(mc, &key, &data, MDB_NEXT_DUP);
+down:
+ ptr = (unsigned char *)data.mv_data + data.mv_size - sizeof(ID);
+ memcpy(&id, ptr, sizeof(ID));
+ depth++;
+ memcpy(stack[depth].rdn, data.mv_data, data.mv_size);
+ stack[depth].len = data.mv_size;
+ continue;
+ }
+
+
+ /* pop: write updated count, advance to next node */
+pop:
+ /* update superior counts */
+ if (depth)
+ num[depth-1] += num[depth];
+
+ key.mv_data = &id;
+ id = stack[depth-1].id;
+ data.mv_data = stack[depth].rdn;
+ data.mv_size = stack[depth].len;
+ rc = mdb_cursor_get(mc, &key, &data, MDB_GET_BOTH);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_get(BOTH) failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ data.mv_data = stack[depth].rdn;
+ ptr = (unsigned char *)data.mv_data + data.mv_size;
+ memcpy(ptr, &num[depth], sizeof(ID));
+ data.mv_size += sizeof(ID);
+ rc = mdb_cursor_del(mc, 0);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_del failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ rc = mdb_cursor_put(mc, &key, &data, 0);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_put failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ count++;
+#if 1
+ if (enable_meter)
+ lutil_meter_update(&meter, count, 0);
+#else
+ {
+ int len;
+ ptr = data.mv_data;
+ len = (ptr[0] & 0x7f) << 8 | ptr[1];
+ printf("ID: %zu, %zu, %.*s\n", stack[depth].id, num[depth], len, ptr+2);
+ }
+#endif
+ writes++;
+ if (writes == 1000) {
+ mdb_cursor_close(mc);
+ rc = mdb_txn_commit(mt);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_commit failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ rc = mdb_txn_begin(mi->mi_dbenv, NULL, 0, &mt);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_begin(2) failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ rc = mdb_cursor_open(mt, mi->mi_dbis[MDB_DN2ID], &mc);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_open(2) failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ rc = mdb_cursor_get(mc, &key, &data, MDB_GET_BOTH);
+ if (rc) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_cursor_get(2) failed, %s (%d)\n",
+ mdb_strerror(rc), rc, 0 );
+ goto leave;
+ }
+ writes = 0;
+ }
+ depth--;
+
+ rc = mdb_cursor_get(mc, &key, &data, MDB_NEXT_DUP);
+ if (rc == 0)
+ goto down;
+ rc = 0;
+ if (depth)
+ goto pop;
+ else
+ break;
+ }
+leave:
+ mdb_cursor_close(mc);
+ if (mt) {
+ int r2;
+ r2 = mdb_txn_commit(mt);
+ if (r2) {
+ Debug(LDAP_DEBUG_ANY, "mdb_dn2id_upgrade: mdb_txn_commit(2) failed, %s (%d)\n",
+ mdb_strerror(r2), r2, 0 );
+ if (!rc)
+ rc = r2;
+ }
+ }
+ ch_free(num);
+ if (enable_meter) {
+ lutil_meter_update(&meter, count, 1);
+ lutil_meter_close(&meter);
+ }
+ return rc;
+}