Merge pull request #5365 from vvoland/5363-27.x

[27.x backport] cli/formatter: bracket IPv6 addrs prepended to ports

Author: vvoland

cli/command/formatter/container.go

@@ -5,6 +5,7 @@ package formatter
 
 import (
 	"fmt"
+	"net"
 	"sort"
 	"strconv"
 	"strings"
@@ -331,7 +332,8 @@ func DisplayablePorts(ports []types.Port) string {
 		portKey := port.Type
 		if port.IP != "" {
 			if port.PublicPort != current {
-				hostMappings = append(hostMappings, fmt.Sprintf("%s:%d->%d/%s", port.IP, port.PublicPort, port.PrivatePort, port.Type))
+				hAddrPort := net.JoinHostPort(port.IP, strconv.Itoa(int(port.PublicPort)))
+				hostMappings = append(hostMappings, fmt.Sprintf("%s->%d/%s", hAddrPort, port.PrivatePort, port.Type))
 				continue
 			}
 			portKey = port.IP + "/" + port.Type

cli/command/formatter/container_test.go

@@ -471,6 +471,16 @@ func TestDisplayablePorts(t *testing.T) {
 			},
 			"0.0.0.0:0->9988/tcp",
 		},
+		{
+			[]types.Port{
+				{
+					IP:          "::",
+					PrivatePort: 9988,
+					Type:        "tcp",
+				},
+			},
+			"[::]:0->9988/tcp",
+		},
 		{
 			[]types.Port{
 				{