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metrics.go
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metrics.go
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// Copyright (C) 2019-2021, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
package platformvm
import (
"errors"
"fmt"
"github.com/prometheus/client_golang/prometheus"
"github.com/lasthyphen/beacongo/ids"
"github.com/lasthyphen/beacongo/snow/consensus/snowman"
"github.com/lasthyphen/beacongo/utils/metric"
"github.com/lasthyphen/beacongo/utils/wrappers"
)
var errUnknownBlockType = errors.New("unknown block type")
type metrics struct {
percentConnected prometheus.Gauge
subnetPercentConnected *prometheus.GaugeVec
localStake prometheus.Gauge
totalStake prometheus.Gauge
numAbortBlocks,
numAtomicBlocks,
numCommitBlocks,
numProposalBlocks,
numStandardBlocks prometheus.Counter
numVotesWon, numVotesLost prometheus.Counter
numAddDelegatorTxs,
numAddSubnetValidatorTxs,
numAddValidatorTxs,
numAdvanceTimeTxs,
numCreateChainTxs,
numCreateSubnetTxs,
numExportTxs,
numImportTxs,
numRewardValidatorTxs prometheus.Counter
validatorSetsCached prometheus.Counter
validatorSetsCreated prometheus.Counter
validatorSetsHeightDiff prometheus.Gauge
validatorSetsDuration prometheus.Gauge
apiRequestMetrics metric.APIInterceptor
}
func newBlockMetrics(namespace string, name string) prometheus.Counter {
return prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: fmt.Sprintf("%s_blks_accepted", name),
Help: fmt.Sprintf("Number of %s blocks accepted", name),
})
}
func newTxMetrics(namespace string, name string) prometheus.Counter {
return prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: fmt.Sprintf("%s_txs_accepted", name),
Help: fmt.Sprintf("Number of %s transactions accepted", name),
})
}
// Initialize platformvm metrics
func (m *metrics) Initialize(
namespace string,
registerer prometheus.Registerer,
whitelistedSubnets ids.Set,
) error {
m.percentConnected = prometheus.NewGauge(prometheus.GaugeOpts{
Namespace: namespace,
Name: "percent_connected",
Help: "Percent of connected stake",
})
m.subnetPercentConnected = prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: namespace,
Name: "percent_connected_subnet",
Help: "Percent of connected subnet weight",
},
[]string{"subnetID"},
)
m.localStake = prometheus.NewGauge(prometheus.GaugeOpts{
Namespace: namespace,
Name: "local_staked",
Help: "Total amount of DJTX on this node staked",
})
m.totalStake = prometheus.NewGauge(prometheus.GaugeOpts{
Namespace: namespace,
Name: "total_staked",
Help: "Total amount of DJTX staked",
})
m.numAbortBlocks = newBlockMetrics(namespace, "abort")
m.numAtomicBlocks = newBlockMetrics(namespace, "atomic")
m.numCommitBlocks = newBlockMetrics(namespace, "commit")
m.numProposalBlocks = newBlockMetrics(namespace, "proposal")
m.numStandardBlocks = newBlockMetrics(namespace, "standard")
m.numVotesWon = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: "votes_won",
Help: "Total number of votes this node has won",
})
m.numVotesLost = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: "votes_lost",
Help: "Total number of votes this node has lost",
})
m.numAddDelegatorTxs = newTxMetrics(namespace, "add_delegator")
m.numAddSubnetValidatorTxs = newTxMetrics(namespace, "add_subnet_validator")
m.numAddValidatorTxs = newTxMetrics(namespace, "add_validator")
m.numAdvanceTimeTxs = newTxMetrics(namespace, "advance_time")
m.numCreateChainTxs = newTxMetrics(namespace, "create_chain")
m.numCreateSubnetTxs = newTxMetrics(namespace, "create_subnet")
m.numExportTxs = newTxMetrics(namespace, "export")
m.numImportTxs = newTxMetrics(namespace, "import")
m.numRewardValidatorTxs = newTxMetrics(namespace, "reward_validator")
m.validatorSetsCached = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: "validator_sets_cached",
Help: "Total number of validator sets cached",
})
m.validatorSetsCreated = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: "validator_sets_created",
Help: "Total number of validator sets created from applying difflayers",
})
m.validatorSetsHeightDiff = prometheus.NewGauge(prometheus.GaugeOpts{
Namespace: namespace,
Name: "validator_sets_height_diff_sum",
Help: "Total number of validator sets diffs applied for generating validator sets",
})
m.validatorSetsDuration = prometheus.NewGauge(prometheus.GaugeOpts{
Namespace: namespace,
Name: "validator_sets_duration_sum",
Help: "Total amount of time generating validator sets in nanoseconds",
})
apiRequestMetrics, err := metric.NewAPIInterceptor(namespace, registerer)
m.apiRequestMetrics = apiRequestMetrics
errs := wrappers.Errs{}
errs.Add(
err,
registerer.Register(m.percentConnected),
registerer.Register(m.subnetPercentConnected),
registerer.Register(m.localStake),
registerer.Register(m.totalStake),
registerer.Register(m.numAbortBlocks),
registerer.Register(m.numAtomicBlocks),
registerer.Register(m.numCommitBlocks),
registerer.Register(m.numProposalBlocks),
registerer.Register(m.numStandardBlocks),
registerer.Register(m.numVotesWon),
registerer.Register(m.numVotesLost),
registerer.Register(m.numAddDelegatorTxs),
registerer.Register(m.numAddSubnetValidatorTxs),
registerer.Register(m.numAddValidatorTxs),
registerer.Register(m.numAdvanceTimeTxs),
registerer.Register(m.numCreateChainTxs),
registerer.Register(m.numCreateSubnetTxs),
registerer.Register(m.numExportTxs),
registerer.Register(m.numImportTxs),
registerer.Register(m.numRewardValidatorTxs),
registerer.Register(m.validatorSetsCreated),
registerer.Register(m.validatorSetsCached),
registerer.Register(m.validatorSetsHeightDiff),
registerer.Register(m.validatorSetsDuration),
)
// init subnet tracker metrics with whitelisted subnets
for subnetID := range whitelistedSubnets {
// initialize to 0
m.subnetPercentConnected.WithLabelValues(subnetID.String()).Set(0)
}
return errs.Err
}
func (m *metrics) AcceptBlock(b snowman.Block) error {
switch b := b.(type) {
case *AbortBlock:
m.numAbortBlocks.Inc()
case *AtomicBlock:
m.numAtomicBlocks.Inc()
return m.AcceptTx(&b.Tx)
case *CommitBlock:
m.numCommitBlocks.Inc()
case *ProposalBlock:
m.numProposalBlocks.Inc()
return m.AcceptTx(&b.Tx)
case *StandardBlock:
m.numStandardBlocks.Inc()
for _, tx := range b.Txs {
if err := m.AcceptTx(tx); err != nil {
return err
}
}
default:
return errUnknownBlockType
}
return nil
}
func (m *metrics) AcceptTx(tx *Tx) error {
switch tx.UnsignedTx.(type) {
case *UnsignedAddDelegatorTx:
m.numAddDelegatorTxs.Inc()
case *UnsignedAddSubnetValidatorTx:
m.numAddSubnetValidatorTxs.Inc()
case *UnsignedAddValidatorTx:
m.numAddValidatorTxs.Inc()
case *UnsignedAdvanceTimeTx:
m.numAdvanceTimeTxs.Inc()
case *UnsignedCreateChainTx:
m.numCreateChainTxs.Inc()
case *UnsignedCreateSubnetTx:
m.numCreateSubnetTxs.Inc()
case *UnsignedImportTx:
m.numImportTxs.Inc()
case *UnsignedExportTx:
m.numExportTxs.Inc()
case *UnsignedRewardValidatorTx:
m.numRewardValidatorTxs.Inc()
default:
return fmt.Errorf("%w: %T", errUnknownTxType, tx.UnsignedTx)
}
return nil
}