Add pseudo server type for non-ssh scanning (only cpe scan) #512 (#531)

* Add pseudo server type for non-ssh scanning (only cpe scan) #512

* Don't check hostname for pseudo type

* Update README.md

config/config.go

@@ -78,6 +78,11 @@ const (
 	SUSEOpenstackCloud = "suse.openstack.cloud"
 )
 
+const (
+	// ServerTypePseudo is used for ServerInfo.Type
+	ServerTypePseudo = "pseudo"
+)
+
 //Config is struct of Configuration
 type Config struct {
 	Debug    bool
@@ -446,6 +451,9 @@ type ServerInfo struct {
 	// For CentOS, RHEL, Amazon
 	Enablerepo []string
 
+	// "pseudo" or ""
+	Type string
+
 	// used internal
 	LogMsgAnsiColor string // DebugLog Color
 	Container       Container

config/tomlloader.go

@@ -62,7 +62,7 @@ func (c TOMLLoader) Load(pathToToml, keyPass string) error {
 		s := ServerInfo{ServerName: name}
 
 		s.Host = v.Host
-		if len(s.Host) == 0 {
+		if len(s.Host) == 0 && v.Type != ServerTypePseudo {
 			return fmt.Errorf("%s is invalid. host is empty", name)
 		}
 
@@ -175,6 +175,8 @@ func (c TOMLLoader) Load(pathToToml, keyPass string) error {
 			}
 		}
 
+		s.Type = v.Type
+
 		s.LogMsgAnsiColor = Colors[i%len(Colors)]
 		i++