add missing file

Signed-off-by: Tim Vaillancourt <[email protected]>

http.go

@@ -0,0 +1,48 @@
+package nebula
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+	_ "net/http/pprof"
+
+	"github.com/sirupsen/logrus"
+	"github.com/slackhq/nebula/config"
+)
+
+func startHttp(l *logrus.Logger, c *config.C, buildVersion string, configTest bool) (func(), error) {
+	listen := c.GetString("http.listen", "")
+	if listen == "" {
+		// TODO: remove this in future releases. Fallback to stats.listen for
+		// backwards-compatibility if http.listen is undef.
+		if statsListen := c.GetString("stats.listen", ""); statsListen != "" {
+			listen = statsListen
+		} else {
+			return nil, fmt.Errorf("http.listen should not be empty")
+		}
+	}
+
+	statsPath := c.GetString("stats.path", "")
+	if statsPath == "" {
+		return nil, fmt.Errorf("stats.path should not be empty")
+	}
+
+	var startFn func()
+	if !configTest {
+		statsHandler, err := startStats(l, c, buildVersion, configTest)
+		if err != nil {
+			return nil, err
+		}
+
+		startFn = func() {
+			if statsHandler != nil {
+				l.Infof("Prometheus stats listening on %s at %s", listen, statsPath)
+				http.Handle(statsPath, statsHandler)
+			}
+			l.Infof("Pprof profiling listening on %s at /debug/pprof", listen)
+			log.Fatal(http.ListenAndServe(listen, nil))
+		}
+	}
+
+	return startFn, nil
+}