#!/bin/sh

# Make swap file and set vm.swappiness.
# mkswap needs to be given the full path to the swap file including the
# root file system's mount point, or else this false error happens:
#   mkswap: error: /var/swap is mounted; will not make swapspace
fallocate -l 12GiB "${target}/var/swap" || return 1
chmod 0600 "${target}/var/swap" || return 1
mkswap "${target}/var/swap" || return 1
printf 'vm.swappiness = 10\n' >"${target}/etc/sysctl.d/vm-swappiness.conf"

# Hibernation.
mkdir -p "${target}/boot/grub/" || return 1
root="UUID=$(blkid -o value -s UUID "${dev}1")"
offset="$(in_target filefrag -v /var/swap | sed -n '
	/physical_offset:/{
		n;
		s/^[ 0-9.]*:[ 0-9.]*: *\([0-9][0-9]*\)...*$/\1/;
		p;
		q;
	};')"
cmdline="root=${root} ro quiet resume=${root} resume_offset=${offset}"
cat >"${target}/boot/grub/libreboot_grub.cfg" <<-EOF
	set root=(ahci0,msdos1)
	linux /vmlinuz ${cmdline}
	initrd /initrd.img
	boot
	EOF

# Turn on numlock on the VTs.
cat >"${target}/etc/rc.local" <<'EOF'
#!/bin/sh -e

for tty in /dev/tty[1-6]; do
	/usr/bin/setleds -D +num 0<"${tty}"
done
EOF

# Disable mpd service.
in_target update-rc.d mpd disable

# Install diffoscope (lots of recommended packages) and related packages.
in_target apt-get -q -y --no-install-recommends install diffoscope \
	jsbeautifier trydiffoscope

# Set default x-www-browser.
in_target update-alternatives --set x-www-browser /usr/bin/midori

# Purge systemd.
in_target apt-get -q -y purge libpam-systemd systemd || return 1
in_target apt-get -q -y --purge autoremove || return 1

# Remove packages from APT cache.
in_target apt-get clean || return 1

# Add user to groups created by postinst_pkgs.
in_target adduser pj scanner || return 1
in_target adduser pj wireshark || return 1
in_target adduser pj sbuild || return 1

# Add udev rule for USBtinyISP(-compatible) programmers.
cat >"${target}/etc/udev/rules.d/10-usbtinyisp.rules" <<-EOF
	SUBSYSTEM=="usb", ATTR{idVendor}=="1781", ATTR{idProduct}=="0c9f", MODE="0660", GROUP="adm"
	EOF

# Add udev rule for CH341A-based programmers.
cat >"${target}/etc/udev/rules.d/10-ch341a.rules" <<-EOF
	SUBSYSTEM=="usb", ATTRS{idVendor}=="1a86", ATTRS{idProduct}=="5512", MODE="0666"
	EOF

# Install Vertex themes.
in_target apt-get -q -y install gnome-themes-standard gtk2-engines-murrine \
	libgtk-3-dev
in_target sudo -u pj sh <<-EOF
	set -e
	git clone https://github.com/horst3180/vertex-theme \
		/home/pj/src/vertex-theme/
	cd /home/pj/src/vertex-theme/
	./autogen.sh
	ln -s /usr/local/share/themes/ /home/pj/.themes
	EOF
[ ${?} -ne 0 ] && return 1
in_target sh <<-EOF
	cd /home/pj/src/vertex-theme/
	set -e
	make install
	EOF
[ ${?} -ne 0 ] && return 1

# Install skippy-xd.
in_target sudo -u pj sh <<-EOF
	set -e
	git clone https://github.com/richardgv/skippy-xd \
		/home/pj/src/skippy-xd/
	cd /home/pj/src/skippy-xd/
	make
	EOF
[ ${?} -ne 0 ] && return 1
in_target sh <<-EOF
	set -e
	cd /home/pj/src/skippy-xd/
	make PREFIX=/usr/local install
	EOF
[ ${?} -ne 0 ] && return 1

# Install ssic.
in_target wget 'http://www.pehjota.net/~pj/ssic/ssic_1.0.0-1_all.deb'
printf '%s  %s\n' \
	'324ef3522f932e20be28f3f9fa8f3b1cad01a4739863be3d97fe7ceffaa1b2b4' \
	'ssic_1.0.0-1_all.deb' | in_target sha256sum -c
in_target dpkg -i 'ssic_1.0.0-1_all.deb'
in_target rm -f 'ssic_1.0.0-1_all.deb'

# Download wallpaper.
in_target sudo -u pj wget -O /home/pj/.wallpaper \
	http://product-files.libiquity.com/taurinus/boot-splash/x200/background.png

# Use temporary configuation SSH key.
install -d -o 1000 -g 1000 -m 0700 "${target}/home/pj/.ssh" || return 1
cat >"${target}/home/pj/.ssh/id_rsa" <<-EOF
	-----BEGIN RSA PRIVATE KEY-----
	MIICXAIBAAKBgQCzAF0zqeS2X0TuVOIxqMec3lMzZy/MHQswPP+BQkmc2D3YVb2x
	px1YAAweQnfZ27pGJkDztStOtMQJeaOsnAVdm2NSe+hEdaKAOxf9p6t+F930HM/w
	1wkm1ddlsnCaaCipzGVOM77Q/brEItWvuq8G0+/fgN1o4pZzl4Bub/4D4QIDAQAB
	AoGAS+wKnAAiXuv3m7LrIa75w2JVHcdVcZicB0DICnYoLNtXF+v+AlzkSE/009zT
	YtccoeZVxEiCbuajA3XRY0PlzgGHTbsGn1BWqI9cjdXTiotnjzOH8zr3JiMZMWwf
	hqwbtleP+yruNPHMxQ8dKVXv875NKJW+aArmQWtjeMOy/vECQQDdsvPJ4bUu8M7/
	MXqGtz8CJbrRp+ZMKUw0WuwSwTfHRs/Jp27mWf5+t/u+RN8WK/RRD8FHvz4azLhr
	sNUFiE69AkEAzrI/DFBFOM5mUECujs2UvCCeWZiAi9QoJ7kDrrAkcG+hMalpNUU3
	SUZ76stBUk3hZNpc82aq0a0o8ac0VrBd9QJAB3nbYrlrxLN2J4Dhot1XEJl5HUzO
	JU9XNITEZTWCzgODSkeNI9NxE5DcumPUKgk9aeZgHC1EyN6ScX87D76y+QJAL8DE
	ii69X1toDeBzs7BRTYlnrCFsiWGRiWPYMvKk6IkRv6x5DwKXvEkZdexRghdWHHvK
	f71Xd6u+yt2rXN/QRQJBALv6SwbokdXp5qKJV48QG452dSOT7FQEINnCsIeNUKP6
	9YyaZxqLia6pEbEKTSRdztXaMqRsrmOG8E084sFg8DQ=
	-----END RSA PRIVATE KEY-----
	EOF
in_target chown pj:pj '/home/pj/.ssh/id_rsa'
in_target chmod 0600 '/home/pj/.ssh/id_rsa'

# Set up SSH known hosts.
cat >"${target}/home/pj/.ssh/known_hosts" <<-EOF
	|1|fypb7kn7NH0fqHGj9Xs/rdpO71s=|SCtg2BdMNB9zL5bAPYkJy1uiNSM= ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCXcG5BuZi4947D9WqY1L6CzaH4Qjw7YA7Dja+09y0nZjLVDd1saZCPkTjo1PEHxVCvSHvc0VmRqIZ2wUGtuqIlgGPMphCPAtdHN63YcNXqIhjEygLsaSZgy1Qz33YQF+YSANbeZQ4vnqiYr3C1IA7Cw4km/0s1BvP3t9yJf/iYODZqjVqUhqB4hzXJcBZHrgnM4LmPD4NH81fCqpwfRviNQNFAqd/aT1YTvgdn46HTVz7dV8ahW6SLXBTJZvO9dLAAKOPPZwuluaRphBqjPLC83zsihQ884SAH+AKcpN1ne73UZUuA1Gyk3HW+a/ngbzm1nmoeC0Sm1nNlTvC4WrLD
	|1|z7it+otnWcn/98YKdeaBCXl+ug8=|NFRpdQZBMTAuWbUDAqXLptFR5Ao= ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCXcG5BuZi4947D9WqY1L6CzaH4Qjw7YA7Dja+09y0nZjLVDd1saZCPkTjo1PEHxVCvSHvc0VmRqIZ2wUGtuqIlgGPMphCPAtdHN63YcNXqIhjEygLsaSZgy1Qz33YQF+YSANbeZQ4vnqiYr3C1IA7Cw4km/0s1BvP3t9yJf/iYODZqjVqUhqB4hzXJcBZHrgnM4LmPD4NH81fCqpwfRviNQNFAqd/aT1YTvgdn46HTVz7dV8ahW6SLXBTJZvO9dLAAKOPPZwuluaRphBqjPLC83zsihQ884SAH+AKcpN1ne73UZUuA1Gyk3HW+a/ngbzm1nmoeC0Sm1nNlTvC4WrLD
	EOF
in_target chown pj:pj '/home/pj/.ssh/known_hosts'
in_target chmod 0600 '/home/pj/.ssh/known_hosts'

# Bootstrap vcsh and mr.
rm -f "${target}/home/pj/.profile" "${target}/home/pj/.bashrc" \
	"${target}/home/pj/.bash_logout"
in_target sudo -u pj vcsh clone ssh://git@git.pehjota.net/dotfiles/mr.git mr \
	|| return 1
in_target sudo -u pj mr update || return 1
in_target sudo -u pj /home/pj/bin/dfen claws-mail clipit fluxbox gpicview gimp \
	gtk kicad midori mpd mpv redshift xdg-user-dirs xfce4-terminal \
	xscreensaver

# Create XDG directories.
sed 's/#.*$//; /^$/d;' "${target}/home/pj/.config/user-dirs.dirs" | \
	while IFS='=' read var val; do
		HOME='/home/pj'
		eval "mkdir '${target}/'${val}"
		eval "chown pj:pj '${target}/'${val}"
	done

# Add empty folder list to prevent Claws Mail wizard from running.
cat >"${target}/home/pj/.claws-mail/folderlist.xml" <<-EOF
	<?xml version="1.0" encoding="UTF-8"?>
	<folderlist>
	    <folder type="imap" sort="0" collapsed="0" account_id="1" name="pj@pehjota.net">
	    </folder>
	    <folder type="imap" sort="0" collapsed="0" account_id="2" name="patrick.mcdermott@libiquity.com">
	    </folder>
	</folderlist>
	EOF

# Generate target's SSH keypair.
rm -f "${target}/home/pj/.ssh/id_rsa" "${target}/home/pj/.ssh/id_rsa.pub" || \
	return 1
install -o 1000 -g 1000 -m 0600 '/home/pj/.ssh/id_rsa' \
	"${target}/home/pj/.ssh/id_rsa" || return 1
install -o 1000 -g 1000 -m 0600 '/home/pj/.ssh/id_rsa.pub' \
	"${target}/home/pj/.ssh/id_rsa.pub" || return 1
#in_target ssh-keygen -b 4096 -C pj@alsvid200 -t rsa -f /home/pj/.ssh/id_rsa \
#	</dev/null || return 1
#cp "${target}/home/pj/.ssh/id_rsa.pub" 'pj@alsvid200.pub' || return 1

return 0