Fix check if variable was set

chrisb86 · Dec 11, 2021 · fa3597c · fa3597c
1 parent 5d7c9f0
commit fa3597c
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/nsupdate.sh b/nsupdate.sh
@@ -94,10 +94,10 @@ if ls $(dirname $0)/nsupdate.d/*.config &> /dev/null; then
  fi
 
  # WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'`
- if [[ -n "$IPCOMMAND" ]]; then
- WAN_IP=$($IPCOMMAND)
- else
+ if [[ -z ${IPCOMMAND} ]]; then
  WAN_IP=$(curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE})
+ else
+ WAN_IP=$($IPCOMMAND)
  fi
 
  # This is relevant for getting the specific domain record id.