Add first routes and log middleware handling

bootserver/helpers/helpers.go

@@ -0,0 +1,31 @@
+package helpers
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/sirupsen/logrus"
+)
+
+type ContextKey string
+
+const ResponseInfoKey ContextKey = "response_info"
+
+type ResponseInfo struct {
+	ReturnCode    int
+	ContentLength int
+}
+
+func HandleResponse(w http.ResponseWriter, r *http.Request, returncode int, content []byte, l *logrus.Logger) {
+	w.WriteHeader(returncode)
+	n, err := w.Write(content)
+	if err != nil {
+		l.Errorf("Failed to write content to response: %q", err.Error())
+	}
+	if n != len(content) {
+		l.Errorf("Failed to write the entire response (%d/%d)", n, len(content))
+	}
+
+	contextedReq := r.WithContext(context.WithValue(r.Context(), ResponseInfoKey, ResponseInfo{ReturnCode: returncode, ContentLength: len(content)}))
+	*r = *contextedReq
+}