#!/bin/bash

set -euo pipefail

(exec bwrap \
      --proc /proc \
      --dev /dev \
      --tmpfs /tmp \
      --dev-bind /dev/dri /dev/dri \
      --ro-bind /etc/fonts/ /etc/fonts/ \
      --ro-bind /etc/ssl/certs /etc/ssl/certs \
      --ro-bind /etc/resolv.conf /etc/resolv.conf \
      --ro-bind /lib /lib \
      --ro-bind /lib64 /lib64 \
      --ro-bind /sys/dev/char /sys/dev/char \
      --ro-bind /usr/bin /usr/bin \
      --ro-bind /usr/include/fontconfig /usr/include/fontconfig \
      --ro-bind /usr/lib /usr/lib \
      --ro-bind /usr/lib64 /usr/lib64 \
      --ro-bind /usr/share/applications /usr/share/applications \
      --ro-bind /usr/share/ca-certificates /usr/share/ca-certificates \
      --ro-bind /usr/share/fonts /usr/share/fonts \
      --ro-bind /usr/share/glib-2.0 /usr/share/glib-2.0 \
      --ro-bind /usr/share/icons /usr/share/icons \
      --ro-bind /usr/share/libdrm /usr/share/libdrm \
      --ro-bind /usr/share/mime /usr/share/mime \
      --ro-bind /usr/share/X11/xkb /usr/share/X11/xkb \
      --ro-bind /var/cache/fontconfig /var/cache/fontconfig \
      --ro-bind "${HOME}/.Xauthority" "${HOME}/.Xauthority" \
      --bind "${HOME}/.cache/hyperbola" "${HOME}/.cache/hyperbola" \
      --bind "${HOME}/.hyperbola" "${HOME}/.hyperbola" \
      --bind "${HOME}/.config/gtk-2.0" "${HOME}/.config/gtk-2.0" \
      --bind "${HOME}/.gtkrc-2.0" "${HOME}/.gtkrc-2.0" \
      --bind "${HOME}/.gnupg" "${HOME}/.gnupg" \
      --bind "${HOME}/.icons" "${HOME}/.icons" \
      --bind "${HOME}/.local/share/fonts" "${HOME}/.local/share/fonts" \
      --bind "${HOME}/.themes" "${HOME}/.themes" \
      --bind "${HOME}/$(xdg-user-dir DOWNLOAD)" "${HOME}/$(xdg-user-dir DOWNLOAD)" \
      --chdir "${HOME}" \
      --unshare-all \
      --share-net \
      --die-with-parent \
      --hostname RESTRICTED \
      --setenv SHELL /bin/false \
      --setenv PATH /usr/bin \
      --file 11 /etc/passwd \
      --file 12 /etc/group \
      --new-session \
      /usr/bin/icedove-uxp) \
    11< <(getent passwd $UID 65534) \
    12< <(getent group "$(id -g)" 65534)

# note: running icedove-uxp mode sanbox