mix multiple domains using domain alias or not

cm.sh

@@ -31,6 +31,7 @@
 # 2022-04-04  <axel.hahn@iml.unibe.ch>  added param "list-old"
 # 2022-04-07  <axel.hahn@iml.unibe.ch>  fix missing key in public_ensure before calling public_add too.
 # 2022-04-20  <axel.hahn@iml.unibe.ch>  fix multiple domains using domain alias
+# 2022-04-21  <axel.hahn@iml.unibe.ch>  mix multiple domains using domain alias or not
 # ======================================================================
 
 
@@ -406,11 +407,13 @@ function public_add(){
 
 	for _mydomain in $CM_fqdn $*
 	do
-		_params+="-d $_mydomain "
+		_params+="-d $_mydomain --challenge-alias "
 
 		if [ -n "${CM_challenge_alias}" ] && ! echo "$_mydomain" | grep "${CM_certmatch}" >/dev/null
 		then
-			_params+="--challenge-alias ${CM_challenge_alias} "
+			_params+="${CM_challenge_alias} "
+		else
+			_params+="no "
 		fi
 	done
 
@@ -418,7 +421,7 @@ function public_add(){
 	mkdir -p "${CM_dircerts}" 2>/dev/null
 
 	_wd "--- create certificate"
-	echo $ACME --issue $_params $ACME_Params 
+	echo "$ACME --issue $_params $ACME_Params"
 	if ! $ACME --issue $_params $ACME_Params 
 	then
 		echo "ERROR: adding cert failed. Trying to delete internal data ..."