Enable pprof

AB#8893

.env.tools

@@ -1 +1 @@
-export TOOLS_BUILDNUMBER=20240829.1
+export TOOLS_BUILDNUMBER=20241108.3

httpserver/pprofserver.go

@@ -0,0 +1,21 @@
+package httpserver
+
+import (
+	"net/http"
+
+	"github.com/datatrails/go-datatrails-common/environment"
+)
+
+func NewPPROF(log Logger, name string) *Server {
+	port, err := environment.GetRequired("PPROF_PORT")
+	if err != nil {
+		return nil
+	}
+	h := http.NewServeMux()
+	h.HandleFunc(prefix+"/debug/pprof/", prof.Index)
+	h.HandleFunc(prefix+"/debug/pprof/cmdline", prof.Cmdline)
+	h.HandleFunc(prefix+"/debug/pprof/profile", prof.Profile)
+	h.HandleFunc(prefix+"/debug/pprof/symbol", prof.Symbol)
+	h.HandleFunc(prefix+"/debug/pprof/trace", prof.Trace)
+	return New(log, name, port, h)
+}

startup/listener.go

@@ -44,6 +44,17 @@ func WithListeners(listeners ...Listener) ListenersOption {
 	}
 }
 
+// WithOptionalListeners add multiple listeners. Nil listeners are ignored.
+func WithOptionalListeners(listeners ...Listener) ListenersOption {
+	return func(l *Listeners) {
+		for _, listener := range listeners {
+			if listener != nil {
+				l.listeners = append(l.listeners, listener)
+			}
+		}
+	}
+}
+
 func NewListeners(log Logger, name string, opts ...ListenersOption) Listeners {
 	l := Listeners{name: strings.ToLower(name)}
 	for _, opt := range opts {