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#!/bin/bash
# Copyright (C) John Turner 2023
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
wayland_sandbox_socket="${XDG_RUNTIME_DIR}/$(mktemp -u wayland-sandbox-XXXXXXX.sock)" || exit $?
close_pipe=$(mktemp -u) || exit $?
mkfifo ${close_pipe} || exit $?
exec {close_fd}<>${close_pipe}
wayland-sandbox ${wayland_sandbox_socket} ${close_fd} || exit $?
bwrap \
--unshare-all \
--die-with-parent \
--setenv BWRAP 1 \
--dev /dev \
--proc /proc \
--clearenv \
--setenv XDG_RUNTIME_DIR ${XDG_RUNTIME_DIR} \
--setenv XDG_SESSION_TYPE wayland \
--setenv WAYLAND_DISPLAY ${wayland_sandbox_socket} \
--setenv TERM ${TERM} \
--setenv COLORTERM ${COLORTERM} \
--tmpfs /tmp \
--tmpfs /mnt/sandbox \
--tmpfs ${HOME} \
--tmpfs ${XDG_RUNTIME_DIR} \
--bind ${wayland_sandbox_socket} ${wayland_sandbox_socket} \
--ro-bind /lib /lib \
--ro-bind /lib64 /lib64 \
--ro-bind /bin /bin \
--ro-bind /sbin /sbin \
--ro-bind /usr /usr \
--ro-bind /etc /etc \
--ro-bind /var /var \
"$@"
echo 1 > ${close_pipe}
rm ${close_pipe}
rm ${wayland_sandbox_socket}
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