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Merge pull request #167 from pborzenkov/filter-collectors

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Filter list of collectors enabled by default
This commit is contained in:
Tobias Schmidt 2015-11-13 14:34:37 -08:00
parent 6e20d89467 46527808aa
commit 1384becb12
1 changed files with 15 additions and 2 deletions
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17
node_exporter.go
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@ -41,8 +41,10 @@ var (
memProfile = flag.String("debug.memprofile-file", "", "Write memory profile to this file upon receipt of SIGUSR1.")
listenAddress = flag.String("web.listen-address", ":9100", "Address on which to expose metrics and web interface.")
metricsPath = flag.String("web.telemetry-path", "/metrics", "Path under which to expose metrics.")
enabledCollectors = flag.String("collectors.enabled", "diskstats,filefd,filesystem,loadavg,mdadm,meminfo,netdev,netstat,sockstat,stat,textfile,time,uname", "Comma-separated list of collectors to use.")
printCollectors = flag.Bool("collectors.print", false, "If true, print available collectors and exit.")
enabledCollectors = flag.String("collectors.enabled",
filterAvailableCollectors("diskstats,filefd,filesystem,loadavg,mdadm,meminfo,netdev,netstat,sockstat,stat,textfile,time,uname"),
"Comma-separated list of collectors to use.")
printCollectors = flag.Bool("collectors.print", false, "If true, print available collectors and exit.")
collectorLabelNames = []string{"collector", "result"}
@ -81,6 +83,17 @@ func (n NodeCollector) Collect(ch chan<- prometheus.Metric) {
scrapeDurations.Collect(ch)
}
func filterAvailableCollectors(collectors string) string {
availableCollectors := make([]string, 0)
for _, c := range strings.Split(collectors, ",") {
_, ok := collector.Factories[c]
if ok {
availableCollectors = append(availableCollectors, c)
}
}
return strings.Join(availableCollectors, ",")
}
func execute(name string, c collector.Collector, ch chan<- prometheus.Metric) {
begin := time.Now()
err := c.Update(ch)