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Add API metric for time to forge L1 tx

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This commit is contained in:
arnaubennassar
2021-02-25 12:03:27 +01:00
parent 706e4c7a3d
commit 4acfeb0ad9
5 changed files with 26 additions and 18 deletions
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12
db/historydb/apiqueries.go
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@@ -1008,6 +1008,18 @@ func (hdb *HistoryDB) GetMetricsAPI(lastBatchNum common.BatchNum) (*Metrics, err
if err != nil {
return nil, tracerr.Wrap(err)
}
err = meddler.QueryRow(
hdb.dbRead, metrics,
`SELECT COALESCE (AVG(EXTRACT(EPOCH FROM (forged.timestamp - added.timestamp))), 0) AS estimatedTimeToForgeL1 FROM tx
INNER JOIN block AS added ON tx.eth_block_num = added.eth_block_num
INNER JOIN batch AS forged_batch ON tx.batch_num = forged_batch.batch_num
INNER JOIN block AS forged ON forged_batch.eth_block_num = forged.eth_block_num
WHERE tx.batch_num between $1 and $2 AND tx.is_l1 AND tx.user_origin;`,
metricsTotals.FirstBatchNum, lastBatchNum,
)
if err != nil {
return nil, tracerr.Wrap(err)
}
return metrics, nil
}

13
db/historydb/views.go
View File

@@ -304,12 +304,13 @@ type BatchAPI struct {
// Metrics define metrics of the network
type Metrics struct {
TransactionsPerBatch float64 `json:"transactionsPerBatch"`
BatchFrequency float64 `json:"batchFrequency"`
TransactionsPerSecond float64 `json:"transactionsPerSecond"`
TotalAccounts int64 `json:"totalAccounts" meddler:"total_accounts"`
TotalBJJs int64 `json:"totalBJJs" meddler:"total_bjjs"`
AvgTransactionFee float64 `json:"avgTransactionFee"`
TransactionsPerBatch float64 `json:"transactionsPerBatch"`
BatchFrequency float64 `json:"batchFrequency"`
TransactionsPerSecond float64 `json:"transactionsPerSecond"`
TotalAccounts int64 `json:"totalAccounts" meddler:"total_accounts"`
TotalBJJs int64 `json:"totalBJJs" meddler:"total_bjjs"`
AvgTransactionFee float64 `json:"avgTransactionFee"`
EstimatedTimeToForgeL1 float64 `json:"estimatedTimeToForgeL1" meddler:"estimatedTimeToForgeL1"`
}
// MetricsTotals is used to get temporal information from HistoryDB