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stats.go
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stats.go
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// (c) 2021-2022, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
package stats
import (
"time"
"github.com/coinflect/coreth/metrics"
)
// HandlerStats reports prometheus metrics for the state sync handlers
type HandlerStats interface {
BlockRequestHandlerStats
CodeRequestHandlerStats
LeafsRequestHandlerStats
}
type BlockRequestHandlerStats interface {
IncBlockRequest()
IncMissingBlockHash()
UpdateBlocksReturned(num uint16)
UpdateBlockRequestProcessingTime(duration time.Duration)
}
type CodeRequestHandlerStats interface {
IncCodeRequest()
IncMissingCodeHash()
IncTooManyHashesRequested()
IncDuplicateHashesRequested()
UpdateCodeReadTime(duration time.Duration)
UpdateCodeBytesReturned(bytes uint32)
}
type LeafsRequestHandlerStats interface {
IncLeafsRequest()
IncInvalidLeafsRequest()
UpdateLeafsReturned(numLeafs uint16)
UpdateLeafsRequestProcessingTime(duration time.Duration)
UpdateReadLeafsTime(duration time.Duration)
UpdateSnapshotReadTime(duration time.Duration)
UpdateGenerateRangeProofTime(duration time.Duration)
UpdateRangeProofValsReturned(numProofVals int64)
IncMissingRoot()
IncTrieError()
IncProofError()
IncSnapshotReadError()
IncSnapshotReadAttempt()
IncSnapshotReadSuccess()
IncSnapshotSegmentValid()
IncSnapshotSegmentInvalid()
}
type handlerStats struct {
// BlockRequestHandler metrics
blockRequest metrics.Counter
missingBlockHash metrics.Counter
blocksReturned metrics.Histogram
blockRequestProcessingTime metrics.Timer
// CodeRequestHandler stats
codeRequest metrics.Counter
missingCodeHash metrics.Counter
tooManyHashesRequested metrics.Counter
duplicateHashesRequested metrics.Counter
codeBytesReturned metrics.Histogram
codeReadDuration metrics.Timer
// LeafsRequestHandler stats
leafsRequest metrics.Counter
invalidLeafsRequest metrics.Counter
leafsReturned metrics.Histogram
leafsRequestProcessingTime metrics.Timer
leafsReadTime metrics.Timer
snapshotReadTime metrics.Timer
generateRangeProofTime metrics.Timer
proofValsReturned metrics.Histogram
missingRoot metrics.Counter
trieError metrics.Counter
proofError metrics.Counter
snapshotReadError metrics.Counter
snapshotReadAttempt metrics.Counter
snapshotReadSuccess metrics.Counter
snapshotSegmentValid metrics.Counter
snapshotSegmentInvalid metrics.Counter
}
func (h *handlerStats) IncBlockRequest() {
h.blockRequest.Inc(1)
}
func (h *handlerStats) IncMissingBlockHash() {
h.missingBlockHash.Inc(1)
}
func (h *handlerStats) UpdateBlocksReturned(num uint16) {
h.blocksReturned.Update(int64(num))
}
func (h *handlerStats) UpdateBlockRequestProcessingTime(duration time.Duration) {
h.blockRequestProcessingTime.Update(duration)
}
func (h *handlerStats) IncCodeRequest() {
h.codeRequest.Inc(1)
}
func (h *handlerStats) IncMissingCodeHash() {
h.missingCodeHash.Inc(1)
}
func (h *handlerStats) IncTooManyHashesRequested() {
h.tooManyHashesRequested.Inc(1)
}
func (h *handlerStats) IncDuplicateHashesRequested() {
h.duplicateHashesRequested.Inc(1)
}
func (h *handlerStats) UpdateCodeReadTime(duration time.Duration) {
h.codeReadDuration.Update(duration)
}
func (h *handlerStats) UpdateCodeBytesReturned(bytesLen uint32) {
h.codeBytesReturned.Update(int64(bytesLen))
}
func (h *handlerStats) IncLeafsRequest() {
h.leafsRequest.Inc(1)
}
func (h *handlerStats) IncInvalidLeafsRequest() {
h.invalidLeafsRequest.Inc(1)
}
func (h *handlerStats) UpdateLeafsRequestProcessingTime(duration time.Duration) {
h.leafsRequestProcessingTime.Update(duration)
}
func (h *handlerStats) UpdateLeafsReturned(numLeafs uint16) {
h.leafsReturned.Update(int64(numLeafs))
}
func (h *handlerStats) UpdateReadLeafsTime(duration time.Duration) {
h.leafsReadTime.Update(duration)
}
func (h *handlerStats) UpdateSnapshotReadTime(duration time.Duration) {
h.snapshotReadTime.Update(duration)
}
func (h *handlerStats) UpdateGenerateRangeProofTime(duration time.Duration) {
h.generateRangeProofTime.Update(duration)
}
func (h *handlerStats) UpdateRangeProofValsReturned(numProofVals int64) {
h.proofValsReturned.Update(numProofVals)
}
func (h *handlerStats) IncMissingRoot() { h.missingRoot.Inc(1) }
func (h *handlerStats) IncTrieError() { h.trieError.Inc(1) }
func (h *handlerStats) IncProofError() { h.proofError.Inc(1) }
func (h *handlerStats) IncSnapshotReadError() { h.snapshotReadError.Inc(1) }
func (h *handlerStats) IncSnapshotReadAttempt() { h.snapshotReadAttempt.Inc(1) }
func (h *handlerStats) IncSnapshotReadSuccess() { h.snapshotReadSuccess.Inc(1) }
func (h *handlerStats) IncSnapshotSegmentValid() { h.snapshotSegmentValid.Inc(1) }
func (h *handlerStats) IncSnapshotSegmentInvalid() { h.snapshotSegmentInvalid.Inc(1) }
func NewHandlerStats(enabled bool) HandlerStats {
if !enabled {
return NewNoopHandlerStats()
}
return &handlerStats{
// initialize block request stats
blockRequest: metrics.GetOrRegisterCounter("block_request_count", nil),
missingBlockHash: metrics.GetOrRegisterCounter("block_request_missing_block_hash", nil),
blocksReturned: metrics.GetOrRegisterHistogram("block_request_total_blocks", nil, metrics.NewExpDecaySample(1028, 0.015)),
blockRequestProcessingTime: metrics.GetOrRegisterTimer("block_request_processing_time", nil),
// initialize code request stats
codeRequest: metrics.GetOrRegisterCounter("code_request_count", nil),
missingCodeHash: metrics.GetOrRegisterCounter("code_request_missing_code_hash", nil),
tooManyHashesRequested: metrics.GetOrRegisterCounter("code_request_too_many_hashes", nil),
duplicateHashesRequested: metrics.GetOrRegisterCounter("code_request_duplicate_hashes", nil),
codeReadDuration: metrics.GetOrRegisterTimer("code_request_read_time", nil),
codeBytesReturned: metrics.GetOrRegisterHistogram("code_request_bytes_returned", nil, metrics.NewExpDecaySample(1028, 0.015)),
// initialize leafs request stats
leafsRequest: metrics.GetOrRegisterCounter("leafs_request_count", nil),
invalidLeafsRequest: metrics.GetOrRegisterCounter("leafs_request_invalid", nil),
leafsRequestProcessingTime: metrics.GetOrRegisterTimer("leafs_request_processing_time", nil),
leafsReturned: metrics.GetOrRegisterHistogram("leafs_request_total_leafs", nil, metrics.NewExpDecaySample(1028, 0.015)),
leafsReadTime: metrics.GetOrRegisterTimer("leafs_request_read_time", nil),
snapshotReadTime: metrics.GetOrRegisterTimer("leafs_request_snapshot_read_time", nil),
generateRangeProofTime: metrics.GetOrRegisterTimer("leafs_request_generate_range_proof_time", nil),
proofValsReturned: metrics.GetOrRegisterHistogram("leafs_request_proof_vals_returned", nil, metrics.NewExpDecaySample(1028, 0.015)),
missingRoot: metrics.GetOrRegisterCounter("leafs_request_missing_root", nil),
trieError: metrics.GetOrRegisterCounter("leafs_request_trie_error", nil),
proofError: metrics.GetOrRegisterCounter("leafs_request_proof_error", nil),
snapshotReadError: metrics.GetOrRegisterCounter("leafs_request_snapshot_read_error", nil),
snapshotReadAttempt: metrics.GetOrRegisterCounter("leafs_request_snapshot_read_attempt", nil),
snapshotReadSuccess: metrics.GetOrRegisterCounter("leafs_request_snapshot_read_success", nil),
snapshotSegmentValid: metrics.GetOrRegisterCounter("leafs_request_snapshot_segment_valid", nil),
snapshotSegmentInvalid: metrics.GetOrRegisterCounter("leafs_request_snapshot_segment_invalid", nil),
}
}
// no op implementation
type noopHandlerStats struct{}
func NewNoopHandlerStats() HandlerStats {
return &noopHandlerStats{}
}
// all operations are no-ops
func (n *noopHandlerStats) IncBlockRequest() {}
func (n *noopHandlerStats) IncMissingBlockHash() {}
func (n *noopHandlerStats) UpdateBlocksReturned(uint16) {}
func (n *noopHandlerStats) UpdateBlockRequestProcessingTime(time.Duration) {}
func (n *noopHandlerStats) IncCodeRequest() {}
func (n *noopHandlerStats) IncMissingCodeHash() {}
func (n *noopHandlerStats) IncTooManyHashesRequested() {}
func (n *noopHandlerStats) IncDuplicateHashesRequested() {}
func (n *noopHandlerStats) UpdateCodeReadTime(time.Duration) {}
func (n *noopHandlerStats) UpdateCodeBytesReturned(uint32) {}
func (n *noopHandlerStats) IncLeafsRequest() {}
func (n *noopHandlerStats) IncInvalidLeafsRequest() {}
func (n *noopHandlerStats) UpdateLeafsRequestProcessingTime(time.Duration) {}
func (n *noopHandlerStats) UpdateLeafsReturned(uint16) {}
func (n *noopHandlerStats) UpdateReadLeafsTime(duration time.Duration) {}
func (n *noopHandlerStats) UpdateSnapshotReadTime(duration time.Duration) {}
func (n *noopHandlerStats) UpdateGenerateRangeProofTime(duration time.Duration) {}
func (n *noopHandlerStats) UpdateRangeProofValsReturned(numProofVals int64) {}
func (n *noopHandlerStats) IncMissingRoot() {}
func (n *noopHandlerStats) IncTrieError() {}
func (n *noopHandlerStats) IncProofError() {}
func (n *noopHandlerStats) IncSnapshotReadError() {}
func (n *noopHandlerStats) IncSnapshotReadAttempt() {}
func (n *noopHandlerStats) IncSnapshotReadSuccess() {}
func (n *noopHandlerStats) IncSnapshotSegmentValid() {}
func (n *noopHandlerStats) IncSnapshotSegmentInvalid() {}