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// Copyright 2018 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package metrics
import (
"time"
"github.com/dexon-foundation/dexon/cmd/utils"
gethmetrics "github.com/dexon-foundation/dexon/metrics"
"github.com/dexon-foundation/dexon/metrics/influxdb"
"github.com/dexon-foundation/dexon/swarm/log"
cli "gopkg.in/urfave/cli.v1"
)
var (
MetricsEnableInfluxDBExportFlag = cli.BoolFlag{
Name: "metrics.influxdb.export",
Usage: "Enable metrics export/push to an external InfluxDB database",
}
MetricsEnableInfluxDBAccountingExportFlag = cli.BoolFlag{
Name: "metrics.influxdb.accounting",
Usage: "Enable accounting metrics export/push to an external InfluxDB database",
}
MetricsInfluxDBEndpointFlag = cli.StringFlag{
Name: "metrics.influxdb.endpoint",
Usage: "Metrics InfluxDB endpoint",
Value: "http://127.0.0.1:8086",
}
MetricsInfluxDBDatabaseFlag = cli.StringFlag{
Name: "metrics.influxdb.database",
Usage: "Metrics InfluxDB database",
Value: "metrics",
}
MetricsInfluxDBUsernameFlag = cli.StringFlag{
Name: "metrics.influxdb.username",
Usage: "Metrics InfluxDB username",
Value: "",
}
MetricsInfluxDBPasswordFlag = cli.StringFlag{
Name: "metrics.influxdb.password",
Usage: "Metrics InfluxDB password",
Value: "",
}
// Tags are part of every measurement sent to InfluxDB. Queries on tags are faster in InfluxDB.
// For example `host` tag could be used so that we can group all nodes and average a measurement
// across all of them, but also so that we can select a specific node and inspect its measurements.
// https://docs.influxdata.com/influxdb/v1.4/concepts/key_concepts/#tag-key
MetricsInfluxDBTagsFlag = cli.StringFlag{
Name: "metrics.influxdb.tags",
Usage: "Comma-separated InfluxDB tags (key/values) attached to all measurements",
Value: "host=localhost",
}
)
// Flags holds all command-line flags required for metrics collection.
var Flags = []cli.Flag{
utils.MetricsEnabledFlag,
MetricsEnableInfluxDBExportFlag,
MetricsEnableInfluxDBAccountingExportFlag,
MetricsInfluxDBEndpointFlag,
MetricsInfluxDBDatabaseFlag,
MetricsInfluxDBUsernameFlag,
MetricsInfluxDBPasswordFlag,
MetricsInfluxDBTagsFlag,
}
func Setup(ctx *cli.Context) {
if gethmetrics.Enabled {
log.Info("Enabling swarm metrics collection")
var (
endpoint = ctx.GlobalString(MetricsInfluxDBEndpointFlag.Name)
database = ctx.GlobalString(MetricsInfluxDBDatabaseFlag.Name)
username = ctx.GlobalString(MetricsInfluxDBUsernameFlag.Name)
password = ctx.GlobalString(MetricsInfluxDBPasswordFlag.Name)
enableExport = ctx.GlobalBool(MetricsEnableInfluxDBExportFlag.Name)
enableAccountingExport = ctx.GlobalBool(MetricsEnableInfluxDBAccountingExportFlag.Name)
)
// Start system runtime metrics collection
go gethmetrics.CollectProcessMetrics(2 * time.Second)
tagsMap := utils.SplitTagsFlag(ctx.GlobalString(MetricsInfluxDBTagsFlag.Name))
if enableExport {
log.Info("Enabling swarm metrics export to InfluxDB")
go influxdb.InfluxDBWithTags(gethmetrics.DefaultRegistry, 10*time.Second, endpoint, database, username, password, "swarm.", tagsMap)
}
if enableAccountingExport {
log.Info("Exporting swarm accounting metrics to InfluxDB")
go influxdb.InfluxDBWithTags(gethmetrics.AccountingRegistry, 10*time.Second, endpoint, database, username, password, "accounting.", tagsMap)
}
}
}
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