db_mindex3.cc revision a87701e9837f8a9ee9e4c4d3186295c0e29f743f
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2015 Gary Mills
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*
* Copyright 2015 RackTop Systems.
*/
#include <sys/types.h>
#include <time.h>
#include <sys/time.h>
#include <lber.h>
#include <ldap.h>
#include <signal.h>
#include <pthread.h>
#include "db_headers.h"
#include "db.h"
#include "db_mindex.h"
#include "db_dictionary.h"
#include "nisdb_mt.h"
#include "ldap_map.h"
#include "ldap_glob.h"
#include "ldap_util.h"
extern db_dictionary *InUseDictionary;
extern "C" {
typedef struct {
db_mindex *mindex;
__nis_table_mapping_t *t;
db_query *qin;
db_query *q;
char *dbId;
nis_object *dirObj;
int isDeferred;
char *tableName;
} __entries_from_ldap_arg_t;
static void *entriesFromLDAPthread(void *);
}
int entriesFromLDAPreal(__entries_from_ldap_arg_t *);
#ifdef SET_ENTRY_FLAGS
static uint_t
entryFlagsFromTable(uint_t tf) {
uint_t ef = 0;
if ((tf & TA_BINARY) != 0)
ef |= EN_BINARY;
if ((tf & TA_CRYPT) != 0)
ef |= EN_CRYPT;
if ((tf & TA_XDR) != 0)
ef |= EN_XDR;
if ((tf & TA_ASN1) != 0)
ef |= EN_ASN1;
return (ef);
}
#endif /* SET_ENTRY_FLAGS */
static void setOid(nis_object *obj);
/*
* Retrieve container entries from LDAP per 't' and 'qin'/'q'.
* This is a helper function for db_mindex::queryLDAP(); see
* that function for details of the parameters (except doAsynch).
*
* If 'doAsynch' is set, and the retrieval is an enumeration
* (qin == NULL), the retrieval is performed in a detached
* thread. In this case, the return code just reflects the
* setup and launch of the detached thread. Retrieval will
* complete asynchronously.
*/
int
db_mindex::entriesFromLDAP(__nis_table_mapping_t *t, db_query *qin, db_query *q,
char *dbId, nis_object *dirObj, int doAsynch) {
__entries_from_ldap_arg_t *arg;
int stat;
db_status dstat;
const char *myself = "db_mindex::entriesFromLDAP";
arg = (__entries_from_ldap_arg_t *)am(myself, sizeof (*arg));
if (arg == 0) {
freeQuery(q);
if (dirObj != 0)
nis_destroy_object(dirObj);
return (LDAP_NO_MEMORY);
}
arg->mindex = this;
arg->t = t;
arg->qin = qin;
arg->q = q;
arg->dbId = dbId;
arg->dirObj = dirObj;
arg->tableName = t->objName;
/*
* Check if an enumeration thread is running; if so, then regardless
* of whether or not the current operation is an enumeration, we
* just return success, and let our caller get the data from the
* existing (deferred) DB.
*/
(void) mutex_lock(&table->mapping.enumLock);
if (table->mapping.enumTid != 0) {
int doReturn = 0;
stat = pthread_kill(table->mapping.enumTid, 0);
if (stat == ESRCH) {
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Enumeration thread %d not found for \"%s\"; exit status = %d (%s)",
myself, table->mapping.enumTid,
NIL(t->objName), table->mapping.enumStat,
ldap_err2string(table->mapping.enumStat));
/* Reflect the fact that no enum thread is running */
table->mapping.enumTid = 0;
table->mapping.enumStat = -1;
/* Cleanup deferred mode */
if (table->mapping.enumDeferred) {
dstat = InUseDictionary->commit(t->objPath);
if (dstat == DB_SUCCESS) {
table->mapping.enumDeferred = 0;
} else {
logmsg(MSG_NOTIMECHECK, LOG_ERR,
"%s: DB error %d committing \"%s\"",
myself, dstat, NIL(t->objName));
}
}
} else if (stat == 0) {
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: Enumeration thread %d already running for \"%s\"",
myself, table->mapping.enumTid,
NIL(t->objName));
stat = LDAP_SUCCESS;
doReturn = 1;
} else {
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: Error %d looking for enumeration thread %d for \"%s\"",
myself, stat, table->mapping.enumTid,
NIL(t->objName));
doReturn = 1;
stat = LDAP_OPERATIONS_ERROR;
}
if (doReturn) {
(void) mutex_unlock(&table->mapping.enumLock);
sfree(arg);
freeQuery(q);
if (dirObj != 0)
nis_destroy_object(dirObj);
return (stat);
}
}
/*
* If we're enumerating (and hence expect that retrieving all data,
* and updating the local DB, might take a while), create a deferred-
* update table that clients can use while we are updating the real
* one.
*/
if (doAsynch && qin == 0) {
if ((dstat = InUseDictionary->defer(t->objPath)) ==
DB_SUCCESS) {
arg->isDeferred = 1;
table->mapping.enumDeferred = 1;
} else {
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Unable to defer updates for \"%s\" (status=%d);"
" updating in place",
myself, NIL(t->objName), dstat);
arg->isDeferred = 0;
table->mapping.enumDeferred = 0;
}
} else {
arg->isDeferred = 0;
table->mapping.enumDeferred = 0;
}
/* If enumerating, perform the operation in a separate thread */
if (doAsynch && qin == 0) {
pthread_t tid;
pthread_attr_t attr;
(void) pthread_attr_init(&attr);
#ifdef FORCE_SYNCHRONOUS
#else
(void) pthread_attr_setdetachstate(&attr,
PTHREAD_CREATE_DETACHED);
#endif /* FORCE_SYNCHRONOUS */
stat = pthread_create(&tid, &attr, entriesFromLDAPthread, arg);
if (stat != 0) {
(void) mutex_unlock(&table->mapping.enumLock);
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Error %d creating new thread; using current one",
myself, stat);
stat = entriesFromLDAPreal(arg);
return (stat);
}
table->mapping.enumTid = tid;
table->mapping.enumStat = -1;
/*
* We're now returning to the caller, who will get data
* from:
*
* The deferred DB, if an enumeration thread already
* was running, and deferred mode was on, or
*
* The original DB, if we just started an enumeration
* thread. In this case, our caller (several levels up)
* is holding a lock on the db_mindex/db_table, which
* means that the enum thread will have to wait for
* our caller once it's done the LDAP retrieval, and
* wants to update the DB.
*/
(void) mutex_unlock(&table->mapping.enumLock);
stat = LDAP_SUCCESS;
#ifdef FORCE_SYNCHRONOUS
{
int tstat;
stat = pthread_join(tid, (void **)&tstat);
if (stat == 0) {
stat = tstat;
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: thread %d => %d",
myself, tid, tstat);
} else {
logmsg(MSG_NOTIMECHECK, LOG_ERR,
"%s: pthread_join(%d) => %d",
myself, tid, stat);
stat = LDAP_OPERATIONS_ERROR;
}
}
#endif /* FORCE_SYNCHRONOUS */
} else {
(void) mutex_unlock(&table->mapping.enumLock);
stat = entriesFromLDAPreal(arg);
}
return (stat);
}
extern "C" {
/*
* We use this 'extern "C"' function in order to make sure that
* pthread_create() doesn't have any problems trying to invoke a
* C++ function.
*/
static void *
entriesFromLDAPthread(void *voidarg) {
__entries_from_ldap_arg_t *arg;
db *dbase;
db_table_desc *tbl = 0;
char *tableName;
arg = (__entries_from_ldap_arg_t *)voidarg;
/* Lock to prevent removal */
(void) __nis_lock_db_table(arg->tableName, 1, 0,
"entriesFromLDAPthread");
/*
* It's possible that the db_mindex for the table has changed,
* or disappeared, between now and the time when our parent
* thread released its lock on the table. Hence, we search the
* dictionary to re-acquire the 'db', and the db_mindex.
*/
tableName = internalTableName(arg->tableName);
if (tableName != 0) {
#ifdef NISDB_LDAP_DEBUG
db_mindex *oldMindex = arg->mindex;
#endif /* NISDB_LDAP_DEBUG */
dbase = InUseDictionary->find_table(tableName, &tbl, FALSE);
if (dbase != 0)
arg->mindex = dbase->mindex();
else
arg->mindex = 0;
#ifdef NISDB_LDAP_DEBUG
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"entriesFromLDAPthread: %s -> %s -> 0x%x (0x%x)",
NIL(arg->tableName), NIL(tableName),
arg->mindex, oldMindex);
#endif /* NISDB_LDAP_DEBUG */
sfree(tableName);
tableName = 0;
}
(void) entriesFromLDAPreal(arg);
(void) __nis_ulock_db_table(arg->tableName, 1, 0,
"entriesFromLDAPthread");
freeQuery(arg->q);
if (arg->dirObj != 0)
nis_destroy_object(arg->dirObj);
sfree(arg);
return (NULL);
}
}
int
entriesFromLDAPreal(__entries_from_ldap_arg_t *arg) {
db_mindex *mindex;
db_table *table;
__nis_table_mapping_t *t;
db_query *q, *qin;
char *dbId;
nis_object *dirObj;
int i, na, nau, nq = 0, xid = 0;
int ret, stat = LDAP_SUCCESS, stat2, stat3;
int lstat;
__nis_obj_attr_t **oa = 0;
db_query **res;
entry_object **ea;
long numEa;
bool_t doEnum;
db_status dstat;
struct timeval start;
const char *myself =
"db_mindex::entriesFromLDAPreal";
if (arg == 0)
return (LDAP_PARAM_ERROR);
mindex = arg->mindex;
t = arg->t;
q = arg->q;
qin = arg->qin;
dbId = arg->dbId;
dirObj = arg->dirObj;
table = (mindex != 0) ? mindex->getTable() : 0;
if (mindex == 0 || t == 0 || table == 0) {
/* We haven't done anything, so rollback should be OK */
if (arg->isDeferred && t != 0) {
dstat = InUseDictionary->rollback(t->objPath);
if (dstat != DB_SUCCESS) {
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: DB error %d rolling back \"%s\"",
myself, dstat, NIL(t->objName));
/*
* Had rollback succeeded, the 'table'
* would have disappeared. However, since
* rollback failed, we need to update the
* table->mapping.enum* fields.
*/
if (table != 0) {
(void) mutex_lock(&table->
mapping.enumLock);
table->mapping.enumStat =
LDAP_PARAM_ERROR;
table->mapping.enumTime = 0;
table->mapping.enumEntries = 0;
table->mapping.enumTid = 0;
(void) mutex_unlock(&table->
mapping.enumLock);
}
}
}
return (LDAP_PARAM_ERROR);
}
if (qin == 0)
logmsg(MSG_NOTIMECHECK, LOG_INFO, "%s: enumerating \"%s%s%s\"",
myself, dbId ? dbId : "", dbId ? ":" : "",
NIL(t->objName));
(void) gettimeofday(&start, 0);
/* Getting table entries */
res = mapFromLDAP(t, q, &nq, dbId, &stat, &oa);
#ifdef NISDB_LDAP_DEBUG
logmsg(MSG_ALWAYS, LOG_INFO,
"%s: mapFromLDAP() => 0x%x, status=%d %s; nq = %d",
myself, res, stat, stat == LDAP_SUCCESS ? "" :
ldap_err2string(stat), nq);
#endif /* NISDB_LDAP_DEBUG */
/*
* Keep track of the number of NIS+ entries we got back;
* note that the number of LDAP entries may have been
* smaller or larger.
*/
(void) mutex_lock(&table->mapping.enumLock);
table->mapping.enumEntries = nq;
(void) mutex_unlock(&table->mapping.enumLock);
/*
* If we get LDAP_NO_SUCH_OBJECT, we need to delete the entries
* in the table, so we can't just return.
*/
if (res == 0 && stat != LDAP_NO_SUCH_OBJECT) {
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: mapFromLDAP() => 0x0, status=%d (%s)",
myself, stat, ldap_err2string(stat));
if (arg->isDeferred) {
dstat = InUseDictionary->rollback(t->objPath);
if (dstat != DB_SUCCESS) {
struct timeval end;
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: DB error %d rolling back \"%s\"",
myself, dstat, NIL(t->objName));
/*
* Had rollback succeeded, the 'table'
* would have disappeared. However, since
* rollback failed, we need to update the
* table->mapping.enum* fields.
*/
(void) mutex_lock(&table->mapping.enumLock);
table->mapping.enumStat = stat;
(void) gettimeofday(&end, 0);
end.tv_sec -= start.tv_sec;
end.tv_usec -= start.tv_usec;
if (end.tv_usec < 0) {
end.tv_usec += 1000000;
end.tv_sec -= 1;
}
table->mapping.enumTime =
1000000*end.tv_sec + end.tv_usec;
table->mapping.enumTid = 0;
(void) mutex_unlock(&table->mapping.enumLock);
}
}
return (stat);
}
/*
* Need to disable write-through to LDAP, for which we need a lock
* on our db_mindex ('mindex'); we're also updating the table, so
* we need a write lock on that as well. However, before locking the
* mindex, we need to maintain lock integrity by acquiring the
* trans log lock. Note that actually beginning a transaction is
* expensive, so we defer that until we know that we really need
* to update.
*/
lstat = lockTransLog(myself, 1, 1);
if (lstat != 0) {
if (lstat == EBUSY)
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: transaction log busy; no LDAP update for \"%s\"",
myself, NIL(t->objName));
else
logmsg(MSG_NOTIMECHECK, LOG_ERR,
"%s: Error %d locking transaction log; no LDAP update for \"%s\"",
myself, lstat, NIL(t->objName));
if (arg->isDeferred) {
dstat = InUseDictionary->rollback(t->objPath);
if (dstat != DB_SUCCESS) {
struct timeval end;
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: DB error %d rolling back \"%s\"",
myself, dstat, NIL(t->objName));
/*
* Had rollback succeeded, the 'table'
* would have disappeared. However, since
* rollback failed, we need to update the
* table->mapping.enum* fields.
*/
(void) mutex_lock(&table->mapping.enumLock);
table->mapping.enumStat = LDAP_OPERATIONS_ERROR;
(void) gettimeofday(&end, 0);
end.tv_sec -= start.tv_sec;
end.tv_usec -= start.tv_usec;
if (end.tv_usec < 0) {
end.tv_usec += 1000000;
end.tv_sec -= 1;
}
table->mapping.enumTime = 1000000*end.tv_sec +
end.tv_usec;
table->mapping.enumTid = 0;
(void) mutex_unlock(&table->mapping.enumLock);
}
}
return (LDAP_OPERATIONS_ERROR);
}
/*
* If we have any updates, we'll call db::sync_log, which write-
* locks the 'db' instance. In order to avoid a dead-lock with
* threads performing a DB lookup (which will lock the 'db' and
* then the 'db_mindex'), we need hence need to lock in the
* following order:
*
* trans.log (already holding that one)
* db
* db_mindex
* db_table
*/
TRYWRITELOCK(((db *)mindex->getDbPtr()), stat,
"w db db_mindex::entriesFromLDAPreal");
if (stat == 0) {
TRYWRITELOCK(mindex, stat2, "w db_mindex::entriesFromLDAPreal");
if (stat2 == 0) {
TRYWRITELOCK(table, stat3,
"table w db_mindex::entriesFromLDAPreal");
}
}
if (stat != 0 || stat2 != 0 || stat3 != 0) {
if (stat != 0) {
if (stat == EBUSY)
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: 'db' busy; no LDAP update for \"%s\"",
myself, NIL(t->objName));
else
logmsg(MSG_NOTIMECHECK, LOG_ERR,
"%s: 'db' lock error %d; no LDAP update for \"%s\"",
myself, stat, NIL(t->objName));
} else if (stat2 != 0) {
if (stat2 == EBUSY)
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: 'db_mindex' busy; no LDAP update for \"%s\"",
myself, NIL(t->objName));
else
logmsg(MSG_NOTIMECHECK, LOG_ERR,
"%s: 'db_mindex' lock error %d; no LDAP update for \"%s\"",
myself, stat2, NIL(t->objName));
} else {
if (stat3 == EBUSY)
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: 'db_table' busy; no LDAP update for \"%s\"",
myself, NIL(t->objName));
else
logmsg(MSG_NOTIMECHECK, LOG_ERR,
"%s: 'db_table' lock error %d; no LDAP update for \"%s\"",
myself, stat3, NIL(t->objName));
}
freeQueries(res, nq);
if (arg->isDeferred) {
dstat = InUseDictionary->rollback(t->objPath);
if (dstat != DB_SUCCESS) {
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: DB error %d rolling back \"%s\"",
myself, dstat, NIL(t->objName));
/*
* Had rollback succeeded, the 'table'
* would have disappeared. However, since
* rollback failed, we need to update the
* table->mapping.enum* fields.
*/
(void) mutex_lock(&table->mapping.enumLock);
table->mapping.enumStat = LDAP_OPERATIONS_ERROR;
table->mapping.enumTid = 0;
(void) mutex_unlock(&table->mapping.enumLock);
}
}
if (stat == 0) {
if (stat2 == 0) {
WRITEUNLOCK2(mindex, ((db *)mindex->getDbPtr()),
LDAP_OPERATIONS_ERROR,
LDAP_OPERATIONS_ERROR,
"db_mindex::entriesFromLDAPreal wu",
"db_mindex::entriesFromLDAPreal wu db");
} else {
WRITEUNLOCK(((db *)mindex->getDbPtr()),
LDAP_OPERATIONS_ERROR,
"db_mindex::entriesFromLDAPreal wu db");
}
}
unlockTransLog(myself, 1);
return (LDAP_OPERATIONS_ERROR);
}
stat = LDAP_SUCCESS;
mindex->setNoWriteThrough();
mindex->setNoLDAPquery();
if (qin == 0) {
table->setEnumMode(0);
doEnum = TRUE;
/*
* If there is no non-indexed table mapping, we must filter
* the enum mode (i.e., deletion candidates) array to only
* contain those entries that match the indexes.
*/
if (haveIndexedMapping(t)) {
entry_object **tea = table->gettab();
long i, ntea = table->getsize();
/*
* Walk through the entry array, and remove any enum
* array entry that _doesn't_ match the index(es).
*/
for (i = 0; i < ntea; i++) {
db_query *q;
__nis_table_mapping_t **tp;
int numMatches;
if (tea[i] == 0)
continue;
q = pseudoEntryObj2Query(tea[i], 0, 0);
if (q == 0)
continue;
tp = selectTableMapping(t, q, 0, 0, dbId,
&numMatches);
if (tp == 0 || numMatches <= 0)
table->enumTouch(i);
sfree(tp);
freeQuery(q);
}
}
logmsg(MSG_NOTIMECHECK, LOG_INFO, "%s: %d entries from LDAP",
myself, nq);
} else {
db_index_entry *dbie;
long i, count;
bool_t valid;
/*
* Find the entries in the DB that currently match the
* query, and add them to the enum array. Those that
* remain untouched when we've processed the LDAP data
* don't currently exist in LDAP, and should be deleted
* from the DB.
*/
dbie = mindex->satisfy_query_dbonly(qin, &count, FALSE, &valid);
if (dbie != 0 && valid && count > 0) {
table->setEnumMode(count);
doEnum = TRUE;
for (i = 0; i < count; i++) {
table->enumSetup(dbie->getlocation(), i);
dbie = dbie->getnextresult();
if (dbie == 0)
break;
}
} else {
doEnum = FALSE;
}
}
entry_col ec[NIS_MAXCOLUMNS+1];
for (i = 0, na = 0; i < nq; i++) {
entry_object eo, *e;
table_col *tc;
nis_object o, *to;
int j, nc;
db_qcomp *qc;
if (res[i] == 0)
continue;
#ifdef NISDB_LDAP_DEBUG
printQuery(res[i], t);
printObjAttr(oa[i]);
#endif /* NISDB_LDAP_DEBUG */
/* Assemble an object from the query and attributes */
(void) memset(&o, 0, sizeof (o));
if (oa[i] != 0) {
o.zo_owner = oa[i]->zo_owner;
o.zo_group = oa[i]->zo_group;
o.zo_domain = oa[i]->zo_domain;
o.zo_access = oa[i]->zo_access;
o.zo_ttl = oa[i]->zo_ttl;
}
if ((to = t->obj) != 0) {
o.zo_name = to->zo_name;
o.zo_data.objdata_u.en_data.en_type =
to->zo_data.objdata_u.ta_data.ta_type;
tc = to->zo_data.objdata_u.ta_data.ta_cols.ta_cols_val;
if (to->zo_data.objdata_u.ta_data.ta_cols.ta_cols_len
!= t->numColumns)
tc = 0;
if (o.zo_owner == 0)
o.zo_owner = to->zo_owner;
if (o.zo_group == 0)
o.zo_group = to->zo_group;
if (o.zo_domain == 0)
o.zo_domain = to->zo_domain;
if (o.zo_access == 0)
o.zo_access = to->zo_access;
if (o.zo_ttl == 0)
o.zo_ttl = to->zo_ttl;
} else {
tc = 0;
o.zo_owner = (nis_name)"";
o.zo_group = (nis_name)"";
o.zo_domain = (nis_name)"";
}
o.zo_data.zo_type = NIS_ENTRY_OBJ;
o.zo_data.objdata_u.en_data.en_cols.en_cols_len =
t->numColumns + 1;
o.zo_data.objdata_u.en_data.en_cols.en_cols_val = ec;
(void) memset(&ec, 0, sizeof (ec));
nc = res[i]->size();
qc = res[i]->queryloc();
if (qc == 0) {
freeQuery(res[i]);
continue;
}
for (j = 0; j < nc; j++) {
int ic = 1+ qc[j].which_index;
if (ic < 1 || ic > t->numColumns)
continue;
#ifdef SET_ENTRY_FLAGS
if (tc != 0)
ec[ic].ec_flags =
entryFlagsFromTable(tc[ic-1].tc_flags);
#else
/*
* In theory, the entry flags should be derived
* from the table flags. However, that doesn't
* seem to be the way that the DB code has done
* things so far, so leave the entry flags unset.
*/
#endif /* SET_ENTRY_FLAGS */
qc[j].index_value->get_value(
&ec[ic].ec_value.ec_value_val,
(int *)&ec[ic].ec_value.ec_value_len);
}
setOid(&o);
e = makePseudoEntryObj(&o, &eo, t->obj);
if (e == 0) {
freeQuery(res[i]);
continue;
}
/*
* 'o' is currently a pseudo-object of type entry, with
* column zero used for an XDR:ed version of the entry_obj,
* column one the real column zero of the entry, etc.
* We now need a real NIS_ENTRY_OBJ object, so move the
* entry_col array one step left.
*/
o.zo_data.objdata_u.en_data.en_cols.en_cols_len = t->numColumns;
o.zo_data.objdata_u.en_data.en_cols.en_cols_val = &ec[1];
stat = mindex->updateTableEntry(e, 1, t->objName, &o, t->obj,
o.zo_oid.mtime, &xid);
/*
* LDAP_SUCCESS => Entry added or modified
* LDAP_COMPARE_TRUE => Entry same as existing one
* other => Error
*/
if (stat == LDAP_SUCCESS) {
na++;
} else if (stat == LDAP_COMPARE_TRUE) {
stat = LDAP_SUCCESS;
} else {
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Error adding entry to \"%s\": %s",
myself, NIL(t->objName),
ldap_err2string(stat));
}
if (e->en_cols.en_cols_val != 0)
sfree(e->en_cols.en_cols_val[0].ec_value.ec_value_val);
freeQuery(res[i]);
}
sfree(res);
/* Take care of deletes if we enumerated the table */
if (doEnum) {
ea = table->endEnumMode(&numEa);
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: %d entries added/updated", myself, na);
nau = na;
} else
ea = 0;
if (ea != 0) {
uint32_t nowt = time(0);
for (i = 0; i < numEa; i++) {
int st;
if (ea[i] == 0)
continue;
st = mindex->updateTableEntry(ea[i], 0, t->objName, 0,
t->obj, nowt, &xid);
if (st == LDAP_SUCCESS) {
na++;
} else {
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Error removing directory entry for \"%s\": %s",
myself, NIL(t->objName),
ldap_err2string(st));
if (stat == LDAP_SUCCESS)
stat = st;
}
}
if (stat == LDAP_SUCCESS) {
struct timeval now;
(void) gettimeofday(&now, 0);
table->mapping.enumExpire = now.tv_sec +
table->mapping.ttl;
}
if (doEnum)
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: %d entries deleted", myself, na-nau);
}
sfree(ea);
/* If we called log_action() successfully, we need to sync the log */
if (na > 0)
(void) ((db *)mindex->getDbPtr())->sync_log();
if (xid != 0 && na > 0 && stat == LDAP_SUCCESS)
ret = endTransaction(xid, dirObj);
else if (xid != 0)
ret = abort_transaction(xid);
else
ret = 0;
if (ret != 0) {
logmsg(MSG_NOTIMECHECK, LOG_ERR,
"%s: Error %s transaction for \"%s\"",
myself, (na > 0 && stat == LDAP_SUCCESS) ?
"ending" : "aborting",
NIL(t->objName));
stat = LDAP_OPERATIONS_ERROR;
}
mindex->clearNoLDAPquery();
mindex->clearNoWriteThrough();
freeObjAttr(oa, nq);
#ifdef NISDB_LDAP_DEBUG
printbuf();
#endif /* NISDB_LDAP_DEBUG */
if (doEnum)
logmsg(MSG_NOTIMECHECK, LOG_INFO,
"%s: enumeration \"%s\" done", myself, NIL(t->objName));
if (arg->isDeferred) {
/*
* Rollback doesn't recover data written to disk, so
* we should commit even if we're returning failure.
*/
dstat = InUseDictionary->commit(t->objPath);
if (dstat != DB_SUCCESS) {
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: DB error %d committing \"%s\"",
myself, dstat, NIL(t->objName));
}
}
(void) mutex_lock(&table->mapping.enumLock);
if (arg->isDeferred && dstat == DB_SUCCESS)
table->mapping.enumDeferred = 0;
table->mapping.enumStat = stat;
{
struct timeval end;
(void) gettimeofday(&end, 0);
end.tv_sec -= start.tv_sec;
end.tv_usec -= start.tv_usec;
if (end.tv_usec < 0) {
end.tv_usec += 1000000;
end.tv_sec -= 1;
}
table->mapping.enumTime = 1000000*end.tv_sec + end.tv_usec;
logmsg(MSG_NOTIMECHECK,
#ifdef NISDB_LDAP_DEBUG
LOG_WARNING,
#else
LOG_INFO,
#endif /* NISDB_LDAP_DEBUG */
"%s: %d entries in %ld usec => %ld usec/entry",
NIL(t->objName), table->mapping.enumEntries,
table->mapping.enumTime,
table->mapping.enumTime/
(table->mapping.enumEntries != 0 ?
table->mapping.enumEntries : 1));
}
table->mapping.enumTid = 0;
(void) mutex_unlock(&table->mapping.enumLock);
WRITEUNLOCKNR(table, stat3, "table wu db_mindex::entriesFromLDAPreal");
WRITEUNLOCKNR(mindex, stat2, "db_mindex::entriesFromLDAPreal wu");
WRITEUNLOCKNR(((db *)mindex->getDbPtr()), lstat,
"db db_mindex::entriesFromLDAPreal wu");
unlockTransLog(myself, 1);
if (stat3 != 0)
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Error %d unlocking db_table", myself, stat3);
if (stat2 != 0)
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Error %d unlocking db_mindex", myself, stat2);
if (lstat != 0)
logmsg(MSG_NOTIMECHECK, LOG_WARNING,
"%s: Error %d unlocking db", myself, lstat);
return (stat);
}
/*
* Sets the oid (i.e., the creation and modification times) for the
* specified object. In order to avoid retrieving the old incarnation
* (if any) from the DB first, we're punting and setting both mtime
* and ctime to the current time.
*/
static void
setOid(nis_object *obj) {
if (obj != 0) {
obj->zo_oid.ctime = obj->zo_oid.mtime = time(0);
}
}