+echo "Detecting requested OpenStack branch and topology type in gerrit comment"
+parsed_comment=$(echo $GERRIT_EVENT_COMMENT_TEXT | sed -n 's/^opnfv-check\s*//p')
+parsed_comment=$(echo $parsed_comment | sed -n 's/\s*$//p')
+if [ ! -z "$parsed_comment" ]; then
+ if echo $parsed_comment | grep -E '^[a-z]+-(no)?ha'; then
+ IFS='-' read -r -a array <<< "$parsed_comment"
+ os_version=${array[0]}
+ topo=${array[1]}
+ echo "OS version detected in gerrit comment: ${os_version}"
+ echo "Topology type detected in gerrit comment: ${topo}"
+ else
+ echo "Invalid format given for scenario in gerrit comment: ${parsed_comment}...aborting"
+ exit 1
+ fi
+else
+ echo "No scenario given in gerrit comment, will use default (master OpenStack, noha)"
+ os_version='master'
+ topo='noha'
+fi
+
+full_snap_url=http://$GS_URL/${os_version}/${topo}
+