EphemeralFox

#!/bin/bash
################################################################################
# Author:  Michael Altfield <[email protected]>
# Created: 2019-03-03
# Updated: 2019-03-06
# Version: 0.2
# Purpose: Start an Ephemeral Firefox session with basic extensions
################################################################################

############
# SETTINGS #
############

TMP_PATH="/media/veracrypt28/ephemeralFirefox"
#TMP_PATH="/mnt/ramdisk2/"
SKEL_PATH="$HOME/.mozilla/firefox/ephemeralFirefoxSkel"

###############################
# CLEANUP OLD ORPHAN TMP DATA #
###############################

# loop through all the Ephemeral Firefox temp dirs
for tmpDir in $(find "${TMP_PATH}" -mindepth 1 -maxdepth 1 -type d); do
    # is this temp dir for an Ephemeral Firefox that's still running? Or is it no longer needed?
    if [[ -z `firejail --list | grep "${tmpDir}"` ]]; then
        # this temp dir is no longer needed; delete it
        echo "INFO: shredding data from old Ephemeral Firefox temp dir = ${tmpDir}"
        srm -rfll "${tmpDir}"
    fi
done

###################
# CREATE TEMP DIR #
###################

# first create a temp dir in our (hopefully encrypted) $HOME dir, if first run
[ ! -d "${TMP_PATH}" ] && mkdir -p "${TMP_PATH}"

# create temp dir for ephemeral session
tmpDir=`/bin/mktemp -p "$TMP_PATH" -d`
tmpProfileDir="${tmpDir}/firefoxProfile"
mkdir -p "${tmpProfileDir}"


echo $tmpProfileDir
echo "INFO: created Ephemeral Firefox temp profile dir = ${tmpProfileDir}"

###########################
# START EPHEMERAL FIREFOX #
###########################

# what should the homepage be?
url="${1}"
if [[ -z ${url} ]]; then
    url="https://start.duckduckgo.com"
fi

# prepare extensions
cp -r "${SKEL_PATH}/extensions" "${tmpProfileDir}/extensions"
#cp -r "${SKEL_PATH}/browser-extension-data" ${tmpProfileDir}/
cp "${SKEL_PATH}/user.js" "${tmpProfileDir}/"
cp "${SKEL_PATH}/extensions.json" "${tmpProfileDir}/"

# try disabling 'seccomp' if you encounter issues
#firejail --ignore=seccomp --whitelist="${tmpProfileDir}" firefox -no-remote -new-instance -profile "${tmpProfileDir}" "${url}"

firejail --whitelist="${tmpProfileDir}" firefox -no-remote -new-instance -profile "${tmpProfileDir}" "${url}"

###########
# CLEANUP #
###########

# fast (secure enough) wipe of tmp dir
srm -vrfll "${tmpDir}"

# clean exit
exit 0
EOF