if ! tmp=$(ip -4 route get 85.119.83.50 2>/dev/null); then
# our internet is down
- if [[ $INVOCATION_ID ]]; then
+ if [[ $PPID == 1 ]]; then
return 0
else
echo $0: failed to get route, giving up
if $athome; then
if ! cur4="$(dig +short $dyndomain @iankelling.org | tail -1)"; then
- if [[ ! $INVOCATION_ID ]]; then
+ if [[ $PPID != 1 ]]; then
echo "$0: dig failed. internet looks down. giving up"
fi
return 0
}
nsupdate_fails=0
-if [[ $INVOCATION_ID ]]; then
+if [[ $PPID == 1 ]]; then
nsupdate_fail_limit=10
loop-main
else