#!/bin/bash -e
if [ $UID -ne 0 ] ; then
	echo "Must be root."
	exit 1
fi
unsquashfs x2go-tce-filesystem.squashfs
mount --bind /proc squashfs-root/proc
chroot squashfs-root apt purge -y acpi-support-base acpid acpi-support pm-utils powermgmt-base gnupg gnupg-agent whiptail vim vim-common vim-tiny xxd xinetd \
                                  libcroco3 libcurl3 libexif12 libgdk-pixbuf2.0-0 libgdk-pixbuf2.0-common libgif7 libid3tag0 libimlib2 libnghttp2-14 \
                                  libobrender32v5 libobt2v5 libpango-1.0-0 libpangocairo-1.0-0 libpangoft2-1.0-0 libpangoxft-1.0-0 librsvg2-2 librtmp1 \
                                  libssh2-1 libstartup-notification0 libxft2 libxss1 vim-runtime rsync xserver-xorg-input-wacom xserver-xorg-video-all \
                                  xserver-xorg-video-amdgpu xserver-xorg-video-ati xserver-xorg-video-nouveau xserver-xorg-video-qxl \
                                  xserver-xorg-video-radeon xserver-xorg-video-vmware libdrm-amdgpu1 libdrm-nouveau2 libdrm-radeon1 libllvm3.9 libsensors4 \
                                  libxatracker2 xprintidle feh xdotool openbox libxapian30 libpipeline1 libnpth0 libksba8 libseccomp2 libsqlite3-0 libxdo3 \
                                  libnewt0.52 libslang2 keyutils libassuan0 libdatrie1 libevent-2.0-5 libthai-data libthai0 \
                                  pinentry-curses trickle libxapian30 libpcsclite1 libdbus-glib-1-2 libfuse2 libpipeline1 libusb-1.0-0 libxv1 xnest \
                                  xserver-xephyr rdesktop freerdp-x11 traceroute screen net-tools less ntfs-3g fuse locales cifs-utils xterm libgssglue1 \
                                  libntfs-3g871 libtalloc2 libtcl8.6 libtk8.6 libutempter0 libvncclient1 libvncserver1 libwbclient0 libxcb-xf86dri0 \
                                  libxcb-xv0 samba-common tcl tcl8.6 tk tk8.6 xbitmaps nfs-common rpcbind atmel-firmware bluez-firmware \
                                  dahdi-firmware-nonfree hdmi2usb-fx2-firmware iso-codes ixo-usb-jtag libc-l10n libnfsidmap2 libtirpc1 x11vnc x11vnc-data \
                                  libapparmor1 systemd apt-utils libapt-inst2.0 libfreerdp-cache1.1 libfreerdp-client1.1 libfreerdp-codec1.1 \
                                  libfreerdp-common1.1.0 libfreerdp-core1.1 libfreerdp-crypto1.1 libfreerdp-gdi1.1 libfreerdp-locale1.1 \
                                  libfreerdp-primitives1.1 libfreerdp-rail1.1 libfreerdp-utils1.1 libwinpr-crt0.1 libwinpr-crypto0.1 libwinpr-dsparse0.1 \
                                  libwinpr-environment0.1 libwinpr-file0.1 libwinpr-handle0.1 libwinpr-heap0.1 libwinpr-input0.1 libwinpr-interlocked0.1 \
                                  libwinpr-library0.1 libwinpr-path0.1 libwinpr-pool0.1 libwinpr-registry0.1 libwinpr-rpc0.1 libwinpr-sspi0.1 \
                                  libwinpr-synch0.1 libwinpr-sysinfo0.1 libwinpr-thread0.1 libwinpr-utils0.1 firmware-amd-graphics firmware-atheros \
                                  firmware-bnx2 firmware-bnx2x firmware-brcm80211 firmware-cavium firmware-crystalhd firmware-intel-sound \
                                  firmware-intelwimax firmware-ipw2x00 firmware-ivtv firmware-iwlwifi firmware-libertas firmware-linux firmware-linux-free \
                                  firmware-linux-nonfree firmware-misc-nonfree firmware-myricom firmware-netxen firmware-qlogic firmware-realtek \
                                  firmware-samsung firmware-siano firmware-ti-connectivity firmware-zd1211
chroot squashfs-root dpkg -P apt tasksel tasksel-data
rm squashfs-root/etc/X11/Xsession.d/60x11-openbox-start squashfs-root/etc/X11/Xsession.d/60x11-spawn-configure-slideshow-screensaver
(cd squashfs-root/usr/bin/ ; ln -sf ../../bin/false xsetwacom)
mkdir -p squashfs-root/home/user
touch squashfs-root/home/user/.xsession
umount squashfs-root/proc
if ! grep '^eval $THROTTLINGCOMMAND' squashfs-root/etc/X11/Xsession.d/61x11-start-x2goclient | grep -q -- ' --thinclient ' ; then
        sed -i -e 's#eval \$THROTTLINGCOMMAND x2goclient#eval \$THROTTLINGCOMMAND x2goclient --thinclient#g' \
            squashfs-root/etc/X11/Xsession.d/61x11-start-x2goclient
fi
if [ -f binary/live/filesystem.squashfs ] ; then
        mv binary/live/filesystem.squashfs binary/live/filesystem.squashfs.old
fi
mkdir -p binary/live
mksquashfs squashfs-root binary/live/filesystem.squashfs -comp xz -Xbcj x86 -b 1024K -Xdict-size 1024K -noappend
rm -rf squashfs-root
ln -f binary/live/filesystem.squashfs x2go-tce-filesystem-stripped.squashfs
(cd binary; echo live$'\n'live/filesystem.squashfs |cpio -o -H newc | gzip --fast) >./tce-filesystem-stripped.cpio.gz
cat ./x2go-tce-initrd.img ./tce-filesystem-stripped.cpio.gz >./x2go-tce-initrd-with-fs-stripped.img
rm ./tce-filesystem-stripped.cpio.gz