swarm/metrics: introduce metrics export flag (#16177)

This commit is contained in:
Anton Evangelatov 2018-02-23 16:22:16 +01:00 committed by Balint Gabor
parent dcca613a0b
commit 114738982e

@ -27,6 +27,10 @@ import (
)
var (
metricsEnableInfluxDBExportFlag = cli.BoolFlag{
Name: "metrics.influxdb.export",
Usage: "Enable metrics export/push to an external InfluxDB database",
}
metricsInfluxDBEndpointFlag = cli.StringFlag{
Name: "metrics.influxdb.endpoint",
Usage: "Metrics InfluxDB endpoint",
@ -34,17 +38,17 @@ var (
}
metricsInfluxDBDatabaseFlag = cli.StringFlag{
Name: "metrics.influxdb.database",
Usage: "metrics InfluxDB database",
Usage: "Metrics InfluxDB database",
Value: "metrics",
}
metricsInfluxDBUsernameFlag = cli.StringFlag{
Name: "metrics.influxdb.username",
Usage: "metrics InfluxDB username",
Usage: "Metrics InfluxDB username",
Value: "",
}
metricsInfluxDBPasswordFlag = cli.StringFlag{
Name: "metrics.influxdb.password",
Usage: "metrics InfluxDB password",
Usage: "Metrics InfluxDB password",
Value: "",
}
// The `host` tag is part of every measurement sent to InfluxDB. Queries on tags are faster in InfluxDB.
@ -53,7 +57,7 @@ var (
// https://docs.influxdata.com/influxdb/v1.4/concepts/key_concepts/#tag-key
metricsInfluxDBHostTagFlag = cli.StringFlag{
Name: "metrics.influxdb.host.tag",
Usage: "metrics InfluxDB `host` tag attached to all measurements",
Usage: "Metrics InfluxDB `host` tag attached to all measurements",
Value: "localhost",
}
)
@ -61,12 +65,15 @@ var (
// Flags holds all command-line flags required for metrics collection.
var Flags = []cli.Flag{
utils.MetricsEnabledFlag,
metricsEnableInfluxDBExportFlag,
metricsInfluxDBEndpointFlag, metricsInfluxDBDatabaseFlag, metricsInfluxDBUsernameFlag, metricsInfluxDBPasswordFlag, metricsInfluxDBHostTagFlag,
}
func Setup(ctx *cli.Context) {
if gethmetrics.Enabled {
log.Info("Enabling swarm metrics collection")
var (
enableExport = ctx.GlobalBool(metricsEnableInfluxDBExportFlag.Name)
endpoint = ctx.GlobalString(metricsInfluxDBEndpointFlag.Name)
database = ctx.GlobalString(metricsInfluxDBDatabaseFlag.Name)
username = ctx.GlobalString(metricsInfluxDBUsernameFlag.Name)
@ -74,9 +81,11 @@ func Setup(ctx *cli.Context) {
hosttag = ctx.GlobalString(metricsInfluxDBHostTagFlag.Name)
)
log.Info("Enabling swarm metrics collection and export")
if enableExport {
log.Info("Enabling swarm metrics export to InfluxDB")
go influxdb.InfluxDBWithTags(gethmetrics.DefaultRegistry, 10*time.Second, endpoint, database, username, password, "swarm.", map[string]string{
"host": hosttag,
})
}
}
}