code.vegaprotocol.io/vega@v0.79.0/core/snapshot/metrics.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package snapshot
    17  
    18  import (
    19  	"sort"
    20  	"sync"
    21  	"time"
    22  
    23  	"code.vegaprotocol.io/vega/core/metrics"
    24  
    25  	"golang.org/x/exp/maps"
    26  )
    27  
    28  type snapMetrics struct {
    29  	timeTaken time.Duration
    30  	size      int
    31  }
    32  
    33  type snapMetricsState struct {
    34  	namespaces map[string]snapMetrics
    35  	mtx        sync.Mutex
    36  }
    37  
    38  func newSnapMetricsState() *snapMetricsState {
    39  	return &snapMetricsState{
    40  		namespaces: map[string]snapMetrics{},
    41  	}
    42  }
    43  
    44  func (s *snapMetricsState) Register(
    45  	namespace string,
    46  	timeTaken time.Duration,
    47  	size int,
    48  ) {
    49  	s.mtx.Lock()
    50  	defer s.mtx.Unlock()
    51  	sm := s.namespaces[namespace]
    52  	sm.size += size
    53  	sm.timeTaken += timeTaken
    54  	s.namespaces[namespace] = sm
    55  }
    56  
    57  func (s *snapMetricsState) Report(blockHeight uint64) {
    58  	namespaces := maps.Keys(s.namespaces)
    59  	sort.Strings(namespaces)
    60  
    61  	for _, v := range namespaces {
    62  		stat := s.namespaces[v]
    63  		metrics.RegisterSnapshotNamespaces(v, stat.timeTaken, stat.size)
    64  	}
    65  
    66  	metrics.RegisterSnapshotBlockHeight(blockHeight)
    67  }