X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=dynamic-ip-update;h=b7c60f520eb23904c7684414d735f7bd8b91e520;hb=935d88c091765b6aafdfc9f3d62d0dc377e5ff93;hp=1e7880274c3a57a6801d930a20e3a1ded1b27dc0;hpb=b18dade73dedfe69aa741f8417947d83c4208f2d;p=distro-setup

diff --git a/dynamic-ip-update b/dynamic-ip-update
index 1e78802..b7c60f5 100755
--- a/dynamic-ip-update
+++ b/dynamic-ip-update
@@ -1,8 +1,6 @@
 #!/bin/bash
 source ~/.bashrc
 
-
-
 main() {
 
   fqdn=$(hostname -f)
@@ -46,7 +44,12 @@ main() {
 
 
   if $athome; then
-    cur4="$(dig +short $dynhost @iankelling.org | tail -1)"
+    if ! cur4="$(dig +short $dynhost @iankelling.org | tail -1)"; then
+      if [[ ! $INVOCATION_ID ]]; then
+        echo "$0: dig failed. internet looks down. giving up"
+      fi
+      return 0
+    fi
     if ip4=$(curl -s4 https://iankelling.org/cgi/pubip); then
       if [[ $cur4 && $ip4 && $cur4 != $ip4 ]]; then
         up4=true # update ipv4