[LOS-622] use a service account for bsauto

bin/bsauto

@@ -77,9 +77,13 @@ if [ -z $RELEASE ]; then
   exit
 fi
 
-TOKEN=`tokens |/bin/grep afs@cern.ch`
+if [ ! -f /etc/linuxci.credential ]; then
+  echo "Cannot authenticate as linuxci, exiting"
+  exit
+fi
+cat /etc/linuxci.credential | kinit
 if [ $? -ne 0 ]; then
-  echo "No AFS token found, try running kinit? Exiting"
+  echo "Cannot authenticate as linuxci, exiting"
   exit
 fi