Restructured OS specific /etc/hosts related files (kyma-project#86)

pkg/kyma/cmd/provision/minikube/cfg_others.go

@@ -0,0 +1,8 @@
+// +build !windows
+// +build !darwin
+
+package minikube
+
+const hostsFile = "/etc/hosts"
+
+const defaultVMDriver = vmDriverNone

pkg/kyma/cmd/provision/minikube/cfg_windows.go

@@ -0,0 +1,7 @@
+// +build windows
+
+package minikube
+
+const hostsFile = "C:\\Windows\\system32\\drivers\\etc\\hosts"
+
+const defaultVMDriver = vmDriverVirtualBox

pkg/kyma/cmd/provision/minikube/hosts_others.go

@@ -1,8 +1,77 @@
 // +build !windows
-// +build !darwin
 
 package minikube
 
-const hostsFile = "/etc/hosts"
+import (
+	"bytes"
+	"fmt"
+	"os"
+	"os/exec"
 
-const defaultVMDriver = vmDriverNone
+	"github.com/kyma-project/cli/internal"
+	"github.com/kyma-project/cli/internal/step"
+)
+
+func isWithSudo() bool {
+	return os.Getenv("SUDO_UID") != ""
+}
+
+func promptUser() bool {
+	for {
+		fmt.Print("Type [y/n]: ")
+		var res string
+		if _, err := fmt.Scanf("%s", &res); err != nil {
+			return false
+		}
+		switch res {
+		case "yes", "y":
+			return true
+		case "no", "n":
+			return false
+		default:
+			continue
+		}
+	}
+}
+
+func addDevDomainsToEtcHostsOSSpecific(o *MinikubeOptions, s step.Step, hostAlias string) error {
+	notifyUserFunc := func(err error) {
+		if err != nil {
+			s.LogInfof("Error: %s", err.Error())
+		}
+		s.LogInfof("Execute the following command manually to add domain entries: sudo sed -i '' \"/"+o.Domain+"/d\" "+hostsFile+" && echo '%s' | sudo tee -a /etc/hosts\r\n", hostAlias)
+	}
+
+	s.LogInfo("Adding domain mappings to your 'hosts' file")
+	if isWithSudo() {
+		s.LogInfo("You're running CLI with sudo. CLI has to add Kyma domain entries to your 'hosts'. Type 'y' to allow this action")
+		if !promptUser() {
+			notifyUserFunc(nil)
+			return nil
+		}
+	}
+	_, err := internal.RunCmd("sudo", []string{
+		"sed", "-i",
+		"''",
+		fmt.Sprintf("/%s/d", o.Domain),
+		hostsFile})
+	if err != nil {
+		notifyUserFunc(err)
+		return nil
+	}
+
+	cmd := exec.Command("sudo", "tee", "-a", hostsFile)
+	buf := &bytes.Buffer{}
+	_, err = fmt.Fprint(buf, hostAlias)
+	if err != nil {
+		notifyUserFunc(err)
+		return nil
+	}
+	cmd.Stdin = buf
+	err = cmd.Run()
+	if err != nil {
+		notifyUserFunc(err)
+		return nil
+	}
+	return nil
+}

pkg/kyma/cmd/provision/minikube/hosts_windows.go

@@ -8,10 +8,6 @@ import (
 	"github.com/kyma-project/cli/internal/step"
 )
 
-const hostsFile = "C:\\Windows\\system32\\drivers\\etc\\hosts"
-
-const defaultVMDriver = vmDriverVirtualBox
-
 func addDevDomainsToEtcHostsOSSpecific(o *MinikubeOptions, s step.Step, hostAlias string) error {
 
 	s.LogErrorf("Please add these lines to your " + hostsFile + " file:")