#!/usr/bin/env bash -xe

# This build script is meant to be run from the vroot.x(32|64) directory, as part of the build process
# It more-or-less automates the Abigail build process
# Make sure appropriate directories have been bind-mounted (sudo sh ../bm.sh)

# Update the build chroot, last release published was 20191111
sudo chroot . /bin/bash -c '(xbps-install -Syu && xbps-install -Syu && exit)'

# Copy in our RELEASE, etc, files
for F in RELEASE .pkgs .svcs .patches .build; do sudo cp -r ../files/"${F}" ./; done

# Enter the updated build environment
# Install packages, remake the mandoc db, enable services, patch the boot process, and finally remove orphan packages
sudo chroot . /bin/bash -xe -c '\
( \
	cd / &&\
	for PKG in $(cat .pkgs); do xbps-install -Suy $PKG; done &&\
	makewhatis /usr/share/man &&\
	for SVC in $(cat .svcs); do ln -s /etc/sv/$SVC /etc/runit/runsvdir/default/$SVC; done &&\
	patch -R -p1 /etc/runit/core-services/03-filesystems.sh < /.patches/fix-panic-on-readonly-root.patch &&\
	xbps-install -Syu &&\
	mkdir -m 755 /rw &&\
	cd / &&\
	mv etc rw/etc &&\
	mv var rw/var &&\
	ln -s rw/etc etc &&\
	ln -s rw/var var &&\
	mkdir -m 0400 /initrd &&\
	xbps-remove --remove-orphans &&\
	rmdir /opt /media ||: &&\
: )'

sudo touch ./initrd/init3.btrfs
sudo mkfs.btrfs --shrink --rootdir=../../initrd2 initrd/init3.btrfs
sudo chown root:root initrd/init3.btrfs
sudo chmod 0400 initrd/init3.btrfs