pass the name to a password file, don't use pw directly

unreadMail/unreadMail.go

@@ -5,6 +5,7 @@ package main
 import (
 	"flag"
 	"fmt"
+	"git.gutmet.org/goutil"
 	"git.gutmet.org/libUnreadMail"
 	"os"
 )
@@ -14,17 +15,24 @@ func main() {
 	portPtr := flag.Int("port", 993, "server port")
 	certPtr := flag.String("cert", "", "PEM cert of server")
 	userPtr := flag.String("user", "", "user login name")
-	passwdPtr := flag.String("passwd", "", "password for user")
+	pwFilePtr := flag.String("pwfile", "", "password file for user")
 
 	flag.Parse()
-	par := &unreadMail.Parameters{*serverPtr, *portPtr, *certPtr, *userPtr, *passwdPtr}
 
-	mails, errs := unreadMail.FetchPlaintext(par)
-	for _, err := range errs {
+	passwd, err := goutil.ReadFile(*pwFilePtr)
+
+	if err != nil {
 		fmt.Fprintln(os.Stderr, err)
-	}
-	for _, mail := range mails {
-		fmt.Println(mail)
-		fmt.Println("\n=*=*=*=*=*=*=*=*=\n")
+	} else {
+		par := &unreadMail.Parameters{*serverPtr, *portPtr, *certPtr, *userPtr, passwd}
+
+		mails, errs := unreadMail.FetchPlaintext(par)
+		for _, err := range errs {
+			fmt.Fprintln(os.Stderr, err)
+		}
+		for _, mail := range mails {
+			fmt.Println(mail)
+			fmt.Println("\n=*=*=*=*=*=*=*=*=\n")
+		}
 	}
 }