Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 46 insertions, 0 deletions

diff --git a/src/common/perf_counters_collection.h b/src/common/perf_counters_collection.h
new file mode 100644
index 00000000..53a8f341
--- /dev/null
+++ b/src/common/perf_counters_collection.h
@@ -0,0 +1,46 @@
+#pragma once
+
+#include "common/perf_counters.h"
+#include "common/ceph_mutex.h"
+
+class CephContext;
+
+class PerfCountersCollection
+{
+  CephContext *m_cct;
+
+  /** Protects perf_impl->m_loggers */
+  mutable ceph::mutex m_lock;
+  PerfCountersCollectionImpl perf_impl;
+public:
+  PerfCountersCollection(CephContext *cct);
+  ~PerfCountersCollection();
+  void add(PerfCounters *l);
+  void remove(PerfCounters *l);
+  void clear();
+  bool reset(const std::string &name);
+
+  void dump_formatted(ceph::Formatter *f, bool schema,
+                      const std::string &logger = "",
+                      const std::string &counter = "");
+  void dump_formatted_histograms(ceph::Formatter *f, bool schema,
+                                 const std::string &logger = "",
+                                 const std::string &counter = "");
+
+  void with_counters(std::function<void(const PerfCountersCollectionImpl::CounterMap &)>) const;
+
+  friend class PerfCountersCollectionTest;
+};
+
+class PerfCountersDeleter {
+  CephContext* cct;
+
+public:
+  PerfCountersDeleter() noexcept : cct(nullptr) {}
+  PerfCountersDeleter(CephContext* cct) noexcept : cct(cct) {}
+  void operator()(PerfCounters* p) noexcept;
+};
+
+using PerfCountersRef = std::unique_ptr<PerfCounters, PerfCountersDeleter>;
+
+