Handle @s in log file names by renaming them

Rabbit log files are bad and use @ in the filename. Replace @ with _at_
to prevent the log server from 404ing on these files.

Change-Id: I6daaf0475b1dab6bcd56c4d838f4600271d6a8be

functions.sh

@@ -681,6 +681,9 @@ function cleanup_host {
     # rabbitmq
     if [ -f $BASE/logs/rabbitmq/ ]; then
         find $BASE/logs/rabbitmq -type f -exec mv '{}' '{}'.txt \;
+        for X in `find $BASE/logs/rabbitmq -type f` ; do
+            mv "$X" "${X/@/_at_}"
+        done
     fi
 
     # final memory usage and process list