+export TERM="vt220"
+
+cd $WORKSPACE
+
+# remove the expired items from cache
+test -f $WORKSPACE/ci/clean_cache.sh && $WORKSPACE/ci/clean_cache.sh $CACHE_DIRECTORY
+
+LATEST_ISO_PROPERTIES=$WORKSPACE/latest.iso.properties
+if [[ "$JOB_NAME" =~ "daily" ]]; then
+ # check to see if we already have an artifact on artifacts.opnfv.org
+ # for this commit during daily builds
+ echo "Checking to see if we already built and stored Fuel ISO for this commit"
+
+ curl -s -o $LATEST_ISO_PROPERTIES http://$GS_URL/latest.properties 2>/dev/null
+fi
+
+# get metadata of latest ISO
+if grep -q OPNFV_GIT_SHA1 $LATEST_ISO_PROPERTIES 2>/dev/null; then
+ LATEST_ISO_SHA1=$(grep OPNFV_GIT_SHA1 $LATEST_ISO_PROPERTIES | cut -d'=' -f2)
+ LATEST_ISO_URL=$(grep OPNFV_ARTIFACT_URL $LATEST_ISO_PROPERTIES | cut -d'=' -f2)
+else
+ LATEST_ISO_SHA1=none
+fi
+
+# get current SHA1
+CURRENT_SHA1=$(git rev-parse HEAD)
+
+# set FORCE_BUILD to false for non-daily builds
+FORCE_BUILD=${FORCE_BUILD:-false}
+
+if [[ "$CURRENT_SHA1" == "$LATEST_ISO_SHA1" && "$FORCE_BUILD" == "false" ]]; then
+ echo "***************************************************"
+ echo " An ISO has already been built for this commit"
+ echo " $LATEST_ISO_URL"
+ echo "***************************************************"
+# echo "Nothing new to build. Exiting."
+# touch $WORKSPACE/.noupload
+# exit 0
+else
+ echo "This commit has not been built yet or forced build! Proceeding with the build."
+ /bin/rm -f $LATEST_ISO_PROPERTIES
+ echo
+fi
+