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add option to poll stats for all nodes in the cluster #1

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Merged
merged 2 commits into from
Jun 17, 2015
Merged

add option to poll stats for all nodes in the cluster #1

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da8bfc5
add option to poll stats for all nodes in the cluster
dan-cleinmark Apr 9, 2015
eacd599
sync README.md to current state of es_exporter.go
dan-cleinmark Apr 9, 2015
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5 changes: 3 additions & 2 deletions README.md
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Expand Up @@ -15,11 +15,12 @@ make
./elasticsearch_exporter --help
```

* __`es.server`:__ Address (host and port) of the Elasticsearch node we should
* __`es.uri`:__ Address (host and port) of the Elasticsearch node we should
connect to. This could be a local node (`localhost:8500`, for instance), or
the address of a remote Elasticsearch server.
* __`es.cluster_nodes`:__ If true, query stats for all nodes in the cluster,
* __`es.all`:__ If true, query stats for all nodes in the cluster,
rather than just the node we connect to.
* __`es.timeout`:__ Timeout for trying to get stats from Elasticsearch. (ex: 20s)
* __`web.listen-address`:__ Address to listen on for web interface and telemetry.
* __`web.telemetry-path`:__ Path under which to expose metrics.

7 changes: 6 additions & 1 deletion elasticsearch_exporter.go
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Expand Up @@ -506,10 +506,15 @@ func main() {
metricsPath = flag.String("web.telemetry-path", "/metrics", "Path under which to expose metrics.")
esUri = flag.String("es.uri", "http://localhost:9200", "HTTP API address of a Elasticsearch node.")
esTimeout = flag.Duration("es.timeout", 5*time.Second, "Timeout for trying to get stats from Elasticsearch.")
esAllNodes = flag.Bool("es.all", false, "Export stats for all nodes in the cluster.")
)
flag.Parse()

*esUri = *esUri + "/_nodes/_local/stats"
if *esAllNodes {
*esUri = *esUri + "/_nodes/stats"
} else {
*esUri = *esUri + "/_nodes/_local/stats"
}

exporter := NewExporter(*esUri, *esTimeout)
prometheus.MustRegister(exporter)
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