(root)@sys-ubuntu:/usr/local/bin# cat external.sh
#!/bin/bash
# Super-simple external_node script for versions 0.23 and later
cat <<END
---
classes:
  - terminate
  - securid::server
END
cat <<END
parameters:
  puppet_server: sys-ubuntu.arl.qwestip.net
END
exit 0

(root)@sys-ubuntu:/usr/local/bin# ls -al external.sh
-rwxr-xr-x 1 root root 215 2010-03-04 00:08 external.sh