Add option to not prefix host name with profile

cmd/reconf.go

@@ -17,10 +17,13 @@ which is a filename. In case of any errors, the preexisting file won't be touche
 		initConfig()
 	},
 	Run: func(cmd *cobra.Command, args []string) {
-		lib.Reconf(viper.GetStringSlice("profiles"), args[0])
+		lib.Reconf(viper.GetStringSlice("profiles"), args[0], viper.GetBool("no-profile-prefix"))
 	},
 }
 
 func init() {
+	reconfCmd.Flags().BoolP("no-profile-prefix", "n", false, "Do not prefix host names with profile name")
+
+	viper.BindPFlag("no-profile-prefix", reconfCmd.Flags().Lookup("no-profile-prefix"))
 	rootCmd.AddCommand(reconfCmd)
 }

lib/reconf.go

@@ -55,7 +55,7 @@ func instanceNameSorter(i interface{}) interface{} { // sort by instance name
 }
 
 // Reconf writes ssh config with profiles into the specified file
-func Reconf(profiles []string, filename string) {
+func Reconf(profiles []string, filename string, noProfilePrefix bool) {
 	profileSummaries, err := TraverseProfiles(profiles)
 	if err != nil {
 		log.WithError(err).Error("got some errors")
@@ -125,6 +125,9 @@ func Reconf(profiles []string, filename string) {
 						Name:       getInstanceCanonicalName(summary.Name, instanceName, instanceIndex),
 						Profile:    summary.Name,
 					}
+					if noProfilePrefix {
+						entry.Name = getInstanceCanonicalName("", instanceName, instanceIndex)
+					}
 
 					// first try to find a bastion from this vpc
 					bastion := findBestBastion(instanceName, vpcBastions)