Masking http(s)_proxy password from output.

pkg/minikube/node/config.go

@@ -21,7 +21,9 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"regexp"
 	"strconv"
+	"strings"
 	"sync"
 
 	"github.com/spf13/viper"
@@ -47,6 +49,16 @@ func showVersionInfo(k8sVersion string, cr cruntime.Manager) {
 		out.Infof("opt {{.docker_option}}", out.V{"docker_option": v})
 	}
 	for _, v := range config.DockerEnv {
+		parts := strings.Split(v, "=")
+		if len(parts) == 2 {
+			key := strings.ToUpper(parts[0])
+			if key == "HTTP_PROXY" || key == "HTTPS_PROXY" {
+				pattern := `//(\w+):\w+@`
+				regexpPattern := regexp.MustCompile(pattern)
+				value := regexpPattern.ReplaceAllString(parts[1], "//$1:*****@")
+				v = key + "=" + value
+			}
+		}
 		out.Infof("env {{.docker_env}}", out.V{"docker_env": v})
 	}
 }

pkg/minikube/node/start.go

@@ -723,9 +723,15 @@ func validateNetwork(h *host.Host, r command.Runner, imageRepository string) (st
 				out.Styled(style.Internet, "Found network options:")
 				optSeen = true
 			}
+			k = strings.ToUpper(k) // let's get the key right away to mask password from output
+			// If http(s)_proxy contains password, let's not splatter on the screen
+			if k == "HTTP_PROXY" || k == "HTTPS_PROXY" {
+				pattern := `//(\w+):\w+@`
+				regexpPattern := regexp.MustCompile(pattern)
+				v = regexpPattern.ReplaceAllString(v, "//$1:*****@")
+			}
 			out.Infof("{{.key}}={{.value}}", out.V{"key": k, "value": v})
 			ipExcluded := proxy.IsIPExcluded(ip) // Skip warning if minikube ip is already in NO_PROXY
-			k = strings.ToUpper(k)               // for http_proxy & https_proxy
 			if (k == "HTTP_PROXY" || k == "HTTPS_PROXY") && !ipExcluded && !warnedOnce {
 				out.WarningT("You appear to be using a proxy, but your NO_PROXY environment does not include the minikube IP ({{.ip_address}}).", out.V{"ip_address": ip})
 				out.Styled(style.Documentation, "Please see {{.documentation_url}} for more details", out.V{"documentation_url": "https://minikube.sigs.k8s.io/docs/handbook/vpn_and_proxy/"})