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Metrics: Add support for InfluxDB Database / RetentionPolicy and HTTP client

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This commit is contained in:
Drew Kerrigan 2018-05-29 16:58:03 -04:00 • committed by Traefiker Bot
parent a7200a292b
commit 67a0b4b4b1
6 changed files with 217 additions and 12 deletions
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60
metrics/influxdb_test.go
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@ -1,7 +1,10 @@
package metrics
import (
"fmt"
"io/ioutil"
"net/http"
"net/http/httptest"
"regexp"
"strconv"
"testing"
@ -62,6 +65,63 @@ func TestInfluxDB(t *testing.T) {
assertMessage(t, msgEntrypoint, expectedEntrypoint)
}
func TestInfluxDBHTTP(t *testing.T) {
c := make(chan *string)
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body, err := ioutil.ReadAll(r.Body)
if err != nil {
http.Error(w, "can't read body "+err.Error(), http.StatusBadRequest)
return
}
bodyStr := string(body)
c <- &bodyStr
fmt.Fprintln(w, "ok")
}))
defer ts.Close()
influxDBRegistry := RegisterInfluxDB(&types.InfluxDB{Address: ts.URL, Protocol: "http", PushInterval: "1s", Database: "test", RetentionPolicy: "autogen"})
defer StopInfluxDB()
if !influxDBRegistry.IsEnabled() {
t.Fatalf("InfluxDB registry must be enabled")
}
expectedBackend := []string{
`(traefik\.backend\.requests\.total,backend=test,code=200,method=GET count=1) [\d]{19}`,
`(traefik\.backend\.requests\.total,backend=test,code=404,method=GET count=1) [\d]{19}`,
`(traefik\.backend\.request\.duration,backend=test,code=200 p50=10000,p90=10000,p95=10000,p99=10000) [\d]{19}`,
`(traefik\.backend\.retries\.total(?:,code=[\d]{3},method=GET)?,backend=test count=2) [\d]{19}`,
`(traefik\.config\.reload\.total(?:[a-z=0-9A-Z,]+)? count=1) [\d]{19}`,
`(traefik\.config\.reload\.total\.failure(?:[a-z=0-9A-Z,]+)? count=1) [\d]{19}`,
`(traefik\.backend\.server\.up,backend=test(?:[a-z=0-9A-Z,]+)?,url=http://127.0.0.1 value=1) [\d]{19}`,
}
influxDBRegistry.BackendReqsCounter().With("backend", "test", "code", strconv.Itoa(http.StatusOK), "method", http.MethodGet).Add(1)
influxDBRegistry.BackendReqsCounter().With("backend", "test", "code", strconv.Itoa(http.StatusNotFound), "method", http.MethodGet).Add(1)
influxDBRegistry.BackendRetriesCounter().With("backend", "test").Add(1)
influxDBRegistry.BackendRetriesCounter().With("backend", "test").Add(1)
influxDBRegistry.BackendReqDurationHistogram().With("backend", "test", "code", strconv.Itoa(http.StatusOK)).Observe(10000)
influxDBRegistry.ConfigReloadsCounter().Add(1)
influxDBRegistry.ConfigReloadsFailureCounter().Add(1)
influxDBRegistry.BackendServerUpGauge().With("backend", "test", "url", "http://127.0.0.1").Set(1)
msgBackend := <-c
assertMessage(t, *msgBackend, expectedBackend)
expectedEntrypoint := []string{
`(traefik\.entrypoint\.requests\.total,entrypoint=test(?:[a-z=0-9A-Z,:/.]+)? count=1) [\d]{19}`,
`(traefik\.entrypoint\.request\.duration(?:,code=[\d]{3})?,entrypoint=test(?:[a-z=0-9A-Z,:/.]+)? p50=10000,p90=10000,p95=10000,p99=10000) [\d]{19}`,
`(traefik\.entrypoint\.connections\.open,entrypoint=test value=1) [\d]{19}`,
}
influxDBRegistry.EntrypointReqsCounter().With("entrypoint", "test").Add(1)
influxDBRegistry.EntrypointReqDurationHistogram().With("entrypoint", "test").Observe(10000)
influxDBRegistry.EntrypointOpenConnsGauge().With("entrypoint", "test").Set(1)
msgEntrypoint := <-c
assertMessage(t, *msgEntrypoint, expectedEntrypoint)
}
func assertMessage(t *testing.T, msg string, patterns []string) {
t.Helper()
for _, pattern := range patterns {