update-tunnelbroker: check status of certificate download

Also use $LogPrintExit...

1 files changed, 5 insertions, 3 deletions

diff --git a/update-tunnelbroker b/update-tunnelbroker
index 1b5bb9e..2f7d579 100644
--- a/update-tunnelbroker
+++ b/update-tunnelbroker
@@ -27,13 +27,15 @@
   :if ($PublicAddress != $InterfaceVal->"local-address") do={
     :local Comment [ $ParseKeyValueStore ($InterfaceVal->"comment") ];
 
-    $CertificateAvailable "Starfield Secure Certificate Authority - G2";
-    :log info ("Local address changed, sending UPDATE to tunnelbroker! New address: " . $PublicAddress);
+    :if ([ $CertificateAvailable "Starfield Secure Certificate Authority - G2" ] = false) do={
+      $LogPrintExit error ("Downloading required certificate failed.") true;
+    }
+    $LogPrintExit info ("Local address changed, sending UPDATE to tunnelbroker! New address: " . $PublicAddress) false;
     / tool fetch check-certificate=yes-without-crl \
         ("https://ipv4.tunnelbroker.net/nic/update\?hostname=" . $Comment->"id") \
         user=($Comment->"user") password=($Comment->"pass") output=none;
     / interface 6to4 set $Interface local-address=$PublicAddress;
   } else={
-    :log debug ("All tunnelbroker configuration is up to date for interface " . $InterfaceVal->"name" . ".");
+    $LogPrintExit debug ("All tunnelbroker configuration is up to date for interface " . $InterfaceVal->"name" . ".") false;
   }
 }