Golang Endpoint Examples

Example #1

File: registry.go Project: cloudfoundry/gorouter

func (r *RouteRegistry) Register(uri route.Uri, endpoint *route.Endpoint) {
	t := time.Now()
	data := lager.Data{"uri": uri, "backend": endpoint.CanonicalAddr(), "modification_tag": endpoint.ModificationTag}

	r.reporter.CaptureRegistryMessage(endpoint)

	r.Lock()

	uri = uri.RouteKey()

	pool := r.byUri.Find(uri)
	if pool == nil {
		contextPath := parseContextPath(uri)
		pool = route.NewPool(r.dropletStaleThreshold/4, contextPath)
		r.byUri.Insert(uri, pool)
		r.logger.Debug("uri-added", lager.Data{"uri": uri})
	}

	endpointAdded := pool.Put(endpoint)

	r.timeOfLastUpdate = t
	r.Unlock()

	if endpointAdded {
		r.logger.Debug("endpoint-registered", data)
	} else {
		r.logger.Debug("endpoint-not-registered", data)
	}
}

Example #2

File: request_handler.go Project: cloudfoundry/gorouter

func SetRequestXCfInstanceId(request *http.Request, endpoint *route.Endpoint) {
	value := endpoint.PrivateInstanceId
	if value == "" {
		value = endpoint.CanonicalAddr()
	}

	request.Header.Set(router_http.CfInstanceIdHeader, value)
}

Example #3

File: registry.go Project: cloudfoundry/gorouter

func (r *RouteRegistry) Unregister(uri route.Uri, endpoint *route.Endpoint) {
	data := lager.Data{"uri": uri, "backend": endpoint.CanonicalAddr(), "modification_tag": endpoint.ModificationTag}
	r.reporter.CaptureRegistryMessage(endpoint)

	r.Lock()

	uri = uri.RouteKey()

	pool := r.byUri.Find(uri)
	if pool != nil {
		endpointRemoved := pool.Remove(endpoint)
		if endpointRemoved {
			r.logger.Debug("endpoint-unregistered", data)
		} else {
			r.logger.Debug("endpoint-not-unregistered", data)
		}

		if pool.IsEmpty() {
			r.byUri.Delete(uri)
		}
	}

	r.Unlock()
}

Example #4

File: proxy_round_tripper.go Project: cloudfoundry/gorouter

func (rt *BackendRoundTripper) setupRequest(request *http.Request, endpoint *route.Endpoint) {
	rt.logger.Debug("backend")
	request.URL.Host = endpoint.CanonicalAddr()
	request.Header.Set("X-CF-ApplicationID", endpoint.ApplicationId)
	handler.SetRequestXCfInstanceId(request, endpoint)
}

Example #5

File: metrics_reporter_test.go Project: cloudfoundry/gorouter

	"github.com/cloudfoundry/dropsonde/metric_sender/fake"
	dropsondeMetrics "github.com/cloudfoundry/dropsonde/metrics"

	"net/http"
	"time"

	"code.cloudfoundry.org/gorouter/route"
	"github.com/cloudfoundry/dropsonde/metricbatcher"
	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"
)

var _ = Describe("MetricsReporter", func() {
	var metricsReporter *metrics.MetricsReporter
	var req *http.Request
	var endpoint *route.Endpoint
	var sender *fake.FakeMetricSender

	BeforeEach(func() {
		metricsReporter = metrics.NewMetricsReporter()
		req, _ = http.NewRequest("GET", "https://example.com", nil)
		endpoint = route.NewEndpoint("someId", "host", 2222, "privateId", "2", map[string]string{}, 30, "", models.ModificationTag{})
		sender = fake.NewFakeMetricSender()
		batcher := metricbatcher.New(sender, time.Millisecond)
		dropsondeMetrics.Initialize(sender, batcher)
	})

	It("increments the bad_requests metric", func() {
		metricsReporter.CaptureBadRequest(req)
		Eventually(func() uint64 { return sender.GetCounter("rejected_requests") }).Should(BeEquivalentTo(1))

Example #6

File: request_handler.go Project: cloudfoundry/gorouter

func (h *RequestHandler) setupRequest(endpoint *route.Endpoint) {
	h.setRequestURL(endpoint.CanonicalAddr())
	h.setRequestXForwardedFor()
	SetRequestXRequestStart(h.request)
}