package metrics import ( "context" "net/http" "strconv" "testing" "time" "github.com/stvp/go-udp-testing" ptypes "github.com/traefik/paerser/types" "github.com/traefik/traefik/v3/pkg/types" ) func TestDatadog(t *testing.T) { udp.SetAddr(":18125") // This is needed to make sure that UDP Listener listens for data a bit longer, otherwise it will quit after a millisecond udp.Timeout = 5 * time.Second datadogRegistry := RegisterDatadog(context.Background(), &types.Datadog{Address: ":18125", PushInterval: ptypes.Duration(time.Second), AddEntryPointsLabels: true, AddRoutersLabels: true, AddServicesLabels: true}) defer StopDatadog() if !datadogRegistry.IsEpEnabled() || !datadogRegistry.IsRouterEnabled() || !datadogRegistry.IsSvcEnabled() { t.Errorf("DatadogRegistry should return true for IsEnabled(), IsRouterEnabled() and IsSvcEnabled()") } testDatadogRegistry(t, defaultMetricsPrefix, datadogRegistry) } func TestDatadogWithPrefix(t *testing.T) { t.Cleanup(func() { StopDatadog() }) udp.SetAddr(":18125") // This is needed to make sure that UDP Listener listens for data a bit longer, otherwise it will quit after a millisecond udp.Timeout = 5 * time.Second datadogRegistry := RegisterDatadog(context.Background(), &types.Datadog{Prefix: "testPrefix", Address: ":18125", PushInterval: ptypes.Duration(time.Second), AddEntryPointsLabels: true, AddRoutersLabels: true, AddServicesLabels: true}) testDatadogRegistry(t, "testPrefix", datadogRegistry) } func testDatadogRegistry(t *testing.T, metricsPrefix string, datadogRegistry Registry) { t.Helper() expected := []string{ metricsPrefix + ".config.reload.total:1.000000|c\n", metricsPrefix + ".config.reload.lastSuccessTimestamp:1.000000|g\n", metricsPrefix + ".open.connections:1.000000|g|#entrypoint:test,protocol:TCP\n", metricsPrefix + ".tls.certs.notAfterTimestamp:1.000000|g|#key:value\n", metricsPrefix + ".entrypoint.request.total:1.000000|c|#entrypoint:test\n", metricsPrefix + ".entrypoint.request.tls.total:1.000000|c|#entrypoint:test,tls_version:foo,tls_cipher:bar\n", metricsPrefix + ".entrypoint.request.duration:10000.000000|h|#entrypoint:test\n", metricsPrefix + ".entrypoint.requests.bytes.total:1.000000|c|#entrypoint:test\n", metricsPrefix + ".entrypoint.responses.bytes.total:1.000000|c|#entrypoint:test\n", metricsPrefix + ".router.request.total:1.000000|c|#router:demo,service:test,code:404,method:GET\n", metricsPrefix + ".router.request.total:1.000000|c|#router:demo,service:test,code:200,method:GET\n", metricsPrefix + ".router.request.tls.total:1.000000|c|#router:demo,service:test,tls_version:foo,tls_cipher:bar\n", metricsPrefix + ".router.request.duration:10000.000000|h|#router:demo,service:test,code:200\n", metricsPrefix + ".router.requests.bytes.total:1.000000|c|#router:demo,service:test,code:200,method:GET\n", metricsPrefix + ".router.responses.bytes.total:1.000000|c|#router:demo,service:test,code:200,method:GET\n", metricsPrefix + ".service.request.total:1.000000|c|#service:test,code:404,method:GET\n", metricsPrefix + ".service.request.total:1.000000|c|#service:test,code:200,method:GET\n", metricsPrefix + ".service.request.tls.total:1.000000|c|#service:test,tls_version:foo,tls_cipher:bar\n", metricsPrefix + ".service.request.duration:10000.000000|h|#service:test,code:200\n", metricsPrefix + ".service.retries.total:2.000000|c|#service:test\n", metricsPrefix + ".service.request.duration:10000.000000|h|#service:test,code:200\n", metricsPrefix + ".service.server.up:1.000000|g|#service:test,url:http://127.0.0.1,one:two\n", metricsPrefix + ".service.requests.bytes.total:1.000000|c|#service:test,code:200,method:GET\n", metricsPrefix + ".service.responses.bytes.total:1.000000|c|#service:test,code:200,method:GET\n", } udp.ShouldReceiveAll(t, expected, func() { datadogRegistry.ConfigReloadsCounter().Add(1) datadogRegistry.LastConfigReloadSuccessGauge().Add(1) datadogRegistry.OpenConnectionsGauge().With("entrypoint", "test", "protocol", "TCP").Add(1) datadogRegistry.TLSCertsNotAfterTimestampGauge().With("key", "value").Set(1) datadogRegistry.EntryPointReqsCounter().With(nil, "entrypoint", "test").Add(1) datadogRegistry.EntryPointReqsTLSCounter().With("entrypoint", "test", "tls_version", "foo", "tls_cipher", "bar").Add(1) datadogRegistry.EntryPointReqDurationHistogram().With("entrypoint", "test").Observe(10000) datadogRegistry.EntryPointReqsBytesCounter().With("entrypoint", "test").Add(1) datadogRegistry.EntryPointRespsBytesCounter().With("entrypoint", "test").Add(1) datadogRegistry.RouterReqsCounter().With(nil, "router", "demo", "service", "test", "code", strconv.Itoa(http.StatusOK), "method", http.MethodGet).Add(1) datadogRegistry.RouterReqsCounter().With(nil, "router", "demo", "service", "test", "code", strconv.Itoa(http.StatusNotFound), "method", http.MethodGet).Add(1) datadogRegistry.RouterReqsTLSCounter().With("router", "demo", "service", "test", "tls_version", "foo", "tls_cipher", "bar").Add(1) datadogRegistry.RouterReqDurationHistogram().With("router", "demo", "service", "test", "code", strconv.Itoa(http.StatusOK)).Observe(10000) datadogRegistry.RouterReqsBytesCounter().With("router", "demo", "service", "test", "code", strconv.Itoa(http.StatusOK), "method", http.MethodGet).Add(1) datadogRegistry.RouterRespsBytesCounter().With("router", "demo", "service", "test", "code", strconv.Itoa(http.StatusOK), "method", http.MethodGet).Add(1) datadogRegistry.ServiceReqsCounter().With(nil, "service", "test", "code", strconv.Itoa(http.StatusOK), "method", http.MethodGet).Add(1) datadogRegistry.ServiceReqsCounter().With(nil, "service", "test", "code", strconv.Itoa(http.StatusNotFound), "method", http.MethodGet).Add(1) datadogRegistry.ServiceReqsTLSCounter().With("service", "test", "tls_version", "foo", "tls_cipher", "bar").Add(1) datadogRegistry.ServiceReqDurationHistogram().With("service", "test", "code", strconv.Itoa(http.StatusOK)).Observe(10000) datadogRegistry.ServiceRetriesCounter().With("service", "test").Add(1) datadogRegistry.ServiceRetriesCounter().With("service", "test").Add(1) datadogRegistry.ServiceServerUpGauge().With("service", "test", "url", "http://127.0.0.1", "one", "two").Set(1) datadogRegistry.ServiceReqsBytesCounter().With("service", "test", "code", strconv.Itoa(http.StatusOK), "method", http.MethodGet).Add(1) datadogRegistry.ServiceRespsBytesCounter().With("service", "test", "code", strconv.Itoa(http.StatusOK), "method", http.MethodGet).Add(1) }) }