* cmd/swarm: minor cli flag text adjustments * swarm/api/http: sticky footer for swarm landing page using flex * swarm/api/http: sticky footer for error pages and fix for multiple choices * cmd/swarm, swarm/storage, swarm: fix mingw on windows test issues * cmd/swarm: update description of swarm cmd * swarm: added network ID test * cmd/swarm: support for smoke tests on the production swarm cluster * cmd/swarm/swarm-smoke: simplify cluster logic as per suggestion * swarm: propagate ctx to internal apis (#754) * swarm/metrics: collect disk measurements * swarm/bmt: fix io.Writer interface * Write now tolerates arbitrary variable buffers * added variable buffer tests * Write loop and finalise optimisation * refactor / rename * add tests for empty input * swarm/pss: (UPDATE) Generic notifications package (#744) swarm/pss: Generic package for creating pss notification svcs * swarm: Adding context to more functions * swarm/api: change colour of landing page in templates * swarm/api: change landing page to react to enter keypress
		
			
				
	
	
		
			95 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2018 The go-ethereum Authors
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| // This file is part of the go-ethereum library.
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| //
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| // The go-ethereum library is free software: you can redistribute it and/or modify
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| // it under the terms of the GNU Lesser General Public License as published by
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| // the Free Software Foundation, either version 3 of the License, or
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| // (at your option) any later version.
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| //
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| // The go-ethereum library is distributed in the hope that it will be useful,
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| // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| // GNU Lesser General Public License for more details.
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| //
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| // You should have received a copy of the GNU Lesser General Public License
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| // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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| 
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| package metrics
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| 
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| import (
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| 	"time"
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| 
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| 	"github.com/ethereum/go-ethereum/cmd/utils"
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| 	gethmetrics "github.com/ethereum/go-ethereum/metrics"
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| 	"github.com/ethereum/go-ethereum/metrics/influxdb"
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| 	"github.com/ethereum/go-ethereum/swarm/log"
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| 	"gopkg.in/urfave/cli.v1"
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| )
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| 
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| var (
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| 	metricsEnableInfluxDBExportFlag = cli.BoolFlag{
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| 		Name:  "metrics.influxdb.export",
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| 		Usage: "Enable metrics export/push to an external InfluxDB database",
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| 	}
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| 	metricsInfluxDBEndpointFlag = cli.StringFlag{
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| 		Name:  "metrics.influxdb.endpoint",
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| 		Usage: "Metrics InfluxDB endpoint",
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| 		Value: "http://127.0.0.1:8086",
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| 	}
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| 	metricsInfluxDBDatabaseFlag = cli.StringFlag{
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| 		Name:  "metrics.influxdb.database",
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| 		Usage: "Metrics InfluxDB database",
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| 		Value: "metrics",
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| 	}
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| 	metricsInfluxDBUsernameFlag = cli.StringFlag{
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| 		Name:  "metrics.influxdb.username",
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| 		Usage: "Metrics InfluxDB username",
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| 		Value: "",
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| 	}
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| 	metricsInfluxDBPasswordFlag = cli.StringFlag{
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| 		Name:  "metrics.influxdb.password",
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| 		Usage: "Metrics InfluxDB password",
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| 		Value: "",
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| 	}
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| 	// The `host` tag is part of every measurement sent to InfluxDB. Queries on tags are faster in InfluxDB.
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| 	// It is used so that we can group all nodes and average a measurement across all of them, but also so
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| 	// that we can select a specific node and inspect its measurements.
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| 	// https://docs.influxdata.com/influxdb/v1.4/concepts/key_concepts/#tag-key
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| 	metricsInfluxDBHostTagFlag = cli.StringFlag{
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| 		Name:  "metrics.influxdb.host.tag",
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| 		Usage: "Metrics InfluxDB `host` tag attached to all measurements",
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| 		Value: "localhost",
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| 	}
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| )
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| 
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| // Flags holds all command-line flags required for metrics collection.
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| var Flags = []cli.Flag{
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| 	utils.MetricsEnabledFlag,
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| 	metricsEnableInfluxDBExportFlag,
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| 	metricsInfluxDBEndpointFlag, metricsInfluxDBDatabaseFlag, metricsInfluxDBUsernameFlag, metricsInfluxDBPasswordFlag, metricsInfluxDBHostTagFlag,
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| }
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| 
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| func Setup(ctx *cli.Context) {
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| 	if gethmetrics.Enabled {
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| 		log.Info("Enabling swarm metrics collection")
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| 		var (
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| 			enableExport = ctx.GlobalBool(metricsEnableInfluxDBExportFlag.Name)
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| 			endpoint     = ctx.GlobalString(metricsInfluxDBEndpointFlag.Name)
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| 			database     = ctx.GlobalString(metricsInfluxDBDatabaseFlag.Name)
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| 			username     = ctx.GlobalString(metricsInfluxDBUsernameFlag.Name)
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| 			password     = ctx.GlobalString(metricsInfluxDBPasswordFlag.Name)
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| 			hosttag      = ctx.GlobalString(metricsInfluxDBHostTagFlag.Name)
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| 		)
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| 
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| 		// Start system runtime metrics collection
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| 		go gethmetrics.CollectProcessMetrics(2 * time.Second)
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| 
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| 		if enableExport {
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| 			log.Info("Enabling swarm metrics export to InfluxDB")
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| 			go influxdb.InfluxDBWithTags(gethmetrics.DefaultRegistry, 10*time.Second, endpoint, database, username, password, "swarm.", map[string]string{
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| 				"host": hosttag,
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| 			})
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| 		}
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| 	}
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| }
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