SERVER-58848 Using UserAcquisitionStats in place of UserCacheAcquisitionStats, now tracking LDAP operations as well.

1 files changed, 107 insertions, 0 deletions

diff --git a/src/mongo/db/auth/ldap_operation_stats.cpp b/src/mongo/db/auth/ldap_operation_stats.cpp
new file mode 100644
index 00000000000..259e88ffec9
--- /dev/null
+++ b/src/mongo/db/auth/ldap_operation_stats.cpp
@@ -0,0 +1,107 @@
+/**
+ *    Copyright (C) 2021-present MongoDB, Inc.
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the Server Side Public License, version 1,
+ *    as published by MongoDB, Inc.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    Server Side Public License for more details.
+ *
+ *    You should have received a copy of the Server Side Public License
+ *    along with this program. If not, see
+ *    <http://www.mongodb.com/licensing/server-side-public-license>.
+ *
+ *    As a special exception, the copyright holders give permission to link the
+ *    code of portions of this program with the OpenSSL library under certain
+ *    conditions as described in each individual source file and distribute
+ *    linked combinations including the program with the OpenSSL library. You
+ *    must comply with the Server Side Public License in all respects for
+ *    all of the code used other than as permitted herein. If you modify file(s)
+ *    with this exception, you may extend this exception to your version of the
+ *    file(s), but you are not obligated to do so. If you do not wish to do so,
+ *    delete this exception statement from your version. If you delete this
+ *    exception statement from all source files in the program, then also delete
+ *    it in the license file.
+ */
+
+#include "mongo/platform/basic.h"
+
+#include <cstdint>
+
+#include "mongo/base/error_extra_info.h"
+#include "mongo/db/auth/ldap_operation_stats.h"
+#include "mongo/util/duration.h"
+#include "mongo/util/tick_source.h"
+
+namespace mongo {
+namespace {
+/**
+ * LDAPOperationStats members
+ */
+constexpr auto kNumberOfReferrals = "LDAPNumberOfReferrals"_sd;
+constexpr auto kBindStats = "bindStats"_sd;
+constexpr auto kSearchStats = "searchStats"_sd;
+constexpr auto kUnbindStats = "unbindStats"_sd;
+
+/**
+ * Fields of the Stats struct
+ */
+constexpr auto kLDAPMetricNumOp = "numOp"_sd;
+constexpr auto kLDAPMetricDuration = "opDuration"_sd;
+
+}  // namespace
+
+void LDAPOperationStats::report(BSONObjBuilder* builder, TickSource* tickSource) const {
+    builder->append(kNumberOfReferrals, _numReferrals);
+    reportHelper(builder, tickSource, _bindStats, kBindStats);
+    reportHelper(builder, tickSource, _searchStats, kSearchStats);
+    reportHelper(builder, tickSource, _unbindStats, kUnbindStats);
+}
+
+void LDAPOperationStats::reportHelper(BSONObjBuilder* builder,
+                                      TickSource* tickSource,
+                                      Stats ldapOpStats,
+                                      StringData statsName) const {
+    BSONObjBuilder subObjBuildr(builder->subobjStart(statsName));
+    subObjBuildr.append(kLDAPMetricNumOp, ldapOpStats.numOps);
+    subObjBuildr.append(kLDAPMetricDuration,
+                        durationCount<Microseconds>(_timeElapsed(tickSource, ldapOpStats)));
+}
+
+void LDAPOperationStats::toString(StringBuilder* sb, TickSource* tickSource) const {
+    *sb << "{" << kNumberOfReferrals << ":" << _numReferrals << ",";
+    toStringHelper(sb, tickSource, _bindStats, kBindStats);
+    toStringHelper(sb, tickSource, _searchStats, kSearchStats);
+    toStringHelper(sb, tickSource, _unbindStats, kUnbindStats);
+    *sb << "}";
+}
+
+void LDAPOperationStats::toStringHelper(StringBuilder* sb,
+                                        TickSource* tickSource,
+                                        Stats ldapOpStats,
+                                        StringData statsName) const {
+    *sb << statsName << "{" << kLDAPMetricNumOp << ":" << ldapOpStats.numOps << ","
+        << kLDAPMetricDuration << ":"
+        << durationCount<Microseconds>(_timeElapsed(tickSource, ldapOpStats)) << "}";
+}
+
+Microseconds LDAPOperationStats::_timeElapsed(TickSource* tickSource, Stats ldapOpStats) const {
+    if (ldapOpStats.startTime == Microseconds{0}) {
+        return Microseconds{0};
+    }
+
+    if (ldapOpStats.endTime <= ldapOpStats.startTime) {
+        return tickSource->ticksTo<Microseconds>(tickSource->getTicks()) - ldapOpStats.startTime;
+    }
+
+    return ldapOpStats.endTime - ldapOpStats.startTime;
+}
+
+bool LDAPOperationStats::shouldReport() const {
+    return _numReferrals != 0 || _bindStats.numOps != 0 || _searchStats.numOps != 0 ||
+        _unbindStats.numOps != 0;
+}
+}  // namespace mongo