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app/vminsert: add /targets handler, which exposes Prometheus targets defined in -promscrape.config file

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This commit is contained in:
Aliaksandr Valialkin 2020-02-25 18:13:11 +02:00
parent 7ef7c9368e
commit 4c4448b66e
2 changed files with 14 additions and 4 deletions
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11
app/vmagent/main.go
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@ -103,10 +103,6 @@ func requestHandler(w http.ResponseWriter, r *http.Request) bool {
}
w.WriteHeader(http.StatusNoContent)
return true
case "/targets":
w.Header().Set("Content-Type", "text/plain")
promscrape.WriteHumanReadableTargetsStatus(w)
return true
case "/api/v1/import":
vmimportRequests.Inc()
if err := vmimport.InsertHandler(r); err != nil {
@ -131,6 +127,11 @@ func requestHandler(w http.ResponseWriter, r *http.Request) bool {
influxQueryRequests.Inc()
fmt.Fprintf(w, `{"results":[{"series":[{"values":[]}]}]}`)
return true
case "/targets":
promscrapeTargetsRequests.Inc()
w.Header().Set("Content-Type", "text/plain")
promscrape.WriteHumanReadableTargetsStatus(w)
return true
}
return false
}
@ -146,4 +147,6 @@ var (
influxWriteErrors = metrics.NewCounter(`vmagent_http_request_errors_total{path="/write", protocol="influx"}`)
influxQueryRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/query", protocol="influx"}`)
promscrapeTargetsRequests = metrics.NewCounter(`vmagent_http_requests_total{path="/targets"}`)
)

7
app/vminsert/main.go
View file

@ -106,6 +106,11 @@ func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
influxQueryRequests.Inc()
fmt.Fprintf(w, `{"results":[{"series":[{"values":[]}]}]}`)
return true
case "/targets":
promscrapeTargetsRequests.Inc()
w.Header().Set("Content-Type", "text/plain")
promscrape.WriteHumanReadableTargetsStatus(w)
return true
default:
// This is not our link
return false
@ -123,4 +128,6 @@ var (
influxWriteErrors = metrics.NewCounter(`vm_http_request_errors_total{path="/write", protocol="influx"}`)
influxQueryRequests = metrics.NewCounter(`vm_http_requests_total{path="/query", protocol="influx"}`)
promscrapeTargetsRequests = metrics.NewCounter(`vm_http_requests_total{path="/targets"}`)
)