#!/bin/bash -e case "$1" in install|upgrade|1|2) # there might be remaining files from older BBB versions # BBB 2.3 and earlier did an npm rebuild in the after-install script. rm -rf /usr/local/bigbluebutton/bbb-webrtc-sfu/node_modules ;; abort-upgrade) ;; *) echo "preinst called with unknown argument \`$1'" >&2 exit 1 ;; esac