From 2a7d9d93c88d463df2f5df139350c7da4166f2bd Mon Sep 17 00:00:00 2001
From: Stu Tomlinson <stu@nosnilmot.com>
Date: Mon, 11 Sep 2017 15:00:00 +0100
Subject: [PATCH] Quote $PEER in ping command to avoid hostnames containing "-"
 being interpreted as arithmetic

---
 ejabberdctl.template | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ejabberdctl.template b/ejabberdctl.template
index 9d47334a2..d2bfa6d2b 100755
--- a/ejabberdctl.template
+++ b/ejabberdctl.template
@@ -294,7 +294,7 @@ case $1 in
         PEER=${2:-$ERLANG_NODE}
         [ "$PEER" = "${PEER%.*}" ] && PS="-s"
         exec_cmd "$ERL" ${PS:--}name $(uid ping $(hostname $PS)) $ERLANG_OPTS \
-                 -noinput -hidden -eval 'io:format("~p~n",[net_adm:ping('"$PEER"')])' \
+                 -noinput -hidden -eval 'io:format("~p~n",[net_adm:ping('"'$PEER'"')])' \
                  -s erlang halt -output text
         ;;
     started)