fix: update console output to show both host and port (#2953)

* fix: update console output to show both host and port using net.JoinHostPort

Signed-off-by: RayyanSeliya <rayyanseliya786@gmail.com>

* test: update regex to match new 'Function running on' output format

Signed-off-by: RayyanSeliya <rayyanseliya786@gmail.com>

* fix(e2e): parse only port from 'Function running on' output

Signed-off-by: RayyanSeliya <rayyanseliya786@gmail.com>

---------

Signed-off-by: RayyanSeliya <rayyanseliya786@gmail.com>

Author: RayyanSeliya

cmd/run.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"net"
 	"os"
 	"strconv"
 	"time"
@@ -282,7 +283,7 @@ func runRun(cmd *cobra.Command, newClient ClientFactory) (err error) {
 		}
 		fmt.Fprintln(cmd.OutOrStdout(), string(jsonData))
 	} else {
-		fmt.Fprintf(cmd.OutOrStderr(), "Running on host port %v\n", job.Port)
+		fmt.Fprintf(cmd.OutOrStderr(), "Function running on %s\n", net.JoinHostPort(job.Host, job.Port))
 	}
 
 	select {

test/e2e/scenario_extended_flow_test.go

@@ -67,9 +67,18 @@ func TestFunctionExtendedFlow(t *testing.T) {
 					}
 					return
 				}
-				funcPort = findPort("Running on host port (.*)", stdout.String())
-				if funcPort == "" {
-					funcPort = findPort("Function started on port (.*)", stdout.String())
+
+				address := findPort(`Function running on (.*)`, stdout.String())
+				if address != "" {
+					_, port, err := net.SplitHostPort(address)
+					if err == nil {
+						funcPort = port
+					} else {
+						funcPort = address
+					}
+				} else {
+					// legacy fallback
+					funcPort = findPort("Running on host port (.*)", stdout.String())
 				}
 				attempts++
 				if funcPort == "" {

test/e2e/scenario_no_container_test.go

@@ -43,13 +43,19 @@ func TestFunctionRunWithoutContainer(t *testing.T) {
 			funcPort, attempts := "", 0
 			for funcPort == "" && attempts < 30 { // 15 secs
 				t.Logf("----Function Output:\n%v", stdout.String())
-				matches := regexp.MustCompile("Running on host port (.*)").FindStringSubmatch(stdout.String())
-				attempts++
+				matches := regexp.MustCompile("Function running on (.*)").FindStringSubmatch(stdout.String())
 				if len(matches) > 1 {
-					funcPort = matches[1]
+					hostPort := matches[1]
+					_, port, err := net.SplitHostPort(hostPort)
+					if err == nil {
+						funcPort = port
+					} else {
+						funcPort = hostPort
+					}
 				} else {
 					time.Sleep(500 * time.Millisecond)
 				}
+				attempts++
 			}
 			// can proceed
 			portChannel <- funcPort