egress uma missing model package fix

Author: ponachte

containers/egress-uma/model/egress.go

@@ -0,0 +1,44 @@
+package model
+
+import (
+	"fmt"
+	"net"
+	"net/http"
+	"strings"
+	"time"
+)
+
+var HttpClient = &http.Client{
+	Transport: &localRedirectTransport{
+		rt: http.DefaultTransport,
+	},
+	Timeout: 5 * time.Second,
+}
+
+// localRedirectTransport rewrites requests to localhost -> host.docker.internal
+type localRedirectTransport struct {
+	rt http.RoundTripper
+}
+
+func (t *localRedirectTransport) RoundTrip(req *http.Request) (*http.Response, error) {
+	// Rewrite localhost hostnames
+	if strings.HasPrefix(req.URL.Host, "localhost") || strings.HasPrefix(req.URL.Host, "127.0.0.1") {
+		// Keep the port if present
+		host, port, _ := net.SplitHostPort(req.URL.Host)
+		if host == "" {
+			host = req.URL.Host
+		}
+		if port != "" {
+			req.URL.Host = fmt.Sprintf("host.docker.internal:%s", port)
+		} else {
+			req.URL.Host = "host.docker.internal"
+		}
+	}
+
+	// Optional: update the Host header so server sees correct host
+	if req.Host == "" || req.Host == "localhost" || req.Host == "127.0.0.1" {
+		req.Host = strings.Split(req.URL.Host, ":")[0]
+	}
+
+	return t.rt.RoundTrip(req)
+}

containers/egress-uma/uma.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bytes"
+	"egress-uma/model"
 	"encoding/json"
 	"errors"
 	"io"