YDB Import 566

96265cd0cc64e1b9bb31fe97b915ed2a09caf1cb

1 files changed, 103 insertions, 0 deletions

diff --git a/library/python/monlib/metric.pxd b/library/python/monlib/metric.pxd
new file mode 100644
index 0000000000..afa28ea015
--- /dev/null
+++ b/library/python/monlib/metric.pxd
@@ -0,0 +1,103 @@
+from libcpp cimport bool
+
+from util.system.types cimport ui64, ui32, i64
+from util.generic.ptr cimport THolder, TIntrusivePtr
+from util.generic.vector cimport TVector
+
+
+cdef extern from "library/cpp/monlib/metrics/histogram_collector.h" namespace "NMonitoring" nogil:
+    ctypedef double TBucketBound
+    ctypedef ui64 TBucketValue
+
+    cdef cppclass IHistogramSnapshot:
+        ui32 Count() const
+        TBucketBound UpperBound(ui32 index) const
+        TBucketValue Value(ui32 index) const
+
+    ctypedef TIntrusivePtr[IHistogramSnapshot] IHistogramSnapshotPtr
+
+    cdef cppclass IHistogramCollector:
+        void Collect(i64 value)
+        void Collect(i64 value, ui32 count)
+        IHistogramSnapshotPtr Snapshot() const
+
+    ctypedef THolder[IHistogramCollector] IHistogramCollectorPtr
+
+    IHistogramCollectorPtr ExponentialHistogram(ui32 bucketsCount, double base, double scale) except +
+    IHistogramCollectorPtr ExplicitHistogram(const TVector[double]& buckets) except +
+    IHistogramCollectorPtr LinearHistogram(ui32 bucketsCount, i64 startValue, i64 bucketWidth) except +
+
+
+cdef extern from "library/cpp/monlib/metrics/metric.h" namespace "NMonitoring" nogil:
+    cdef cppclass TGauge:
+        TGauge(double value) except +
+
+        void Set(double)
+        double Get() const
+        double Add(double)
+
+    cdef cppclass TIntGauge:
+        TIntGauge(ui64 value) except +
+
+        void Set(ui64)
+        ui64 Get() const
+        ui64 Add(double)
+        ui64 Inc()
+        ui64 Dec()
+
+    cdef cppclass TCounter:
+        TCounter(ui64 value) except +
+
+        void Set(ui64)
+        ui64 Get() const
+        void Inc()
+        void Reset()
+
+    cdef cppclass TRate:
+        TRate(ui64 value) except +
+
+        void Add(ui64)
+        ui64 Get() const
+        void Inc()
+
+    cdef cppclass THistogram:
+        THistogram(IHistogramCollectorPtr collector, bool isRate) except +
+
+        void Record(double value)
+        void Record(double value, ui32 count)
+
+
+cdef class Gauge:
+    cdef TGauge* __wrapped
+
+    @staticmethod
+    cdef Gauge from_ptr(TGauge* native)
+
+
+cdef class Counter:
+    cdef TCounter* __wrapped
+
+    @staticmethod
+    cdef Counter from_ptr(TCounter* native)
+
+
+cdef class Rate:
+    cdef TRate* __wrapped
+
+    @staticmethod
+    cdef Rate from_ptr(TRate* native)
+
+
+cdef class IntGauge:
+    cdef TIntGauge* __wrapped
+
+    @staticmethod
+    cdef IntGauge from_ptr(TIntGauge* native)
+
+
+cdef class Histogram:
+    cdef THistogram* __wrapped
+    cdef bool __is_owner
+
+    @staticmethod
+    cdef Histogram from_ptr(THistogram* native)