#!/bin/sh

# Since there is no official FreeBSD port yet, we need some way of building and

# installing cloud-init. This script takes care of building and installing. It

# will optionally make a first run at the end.

set -eux

fail() { echo "FAILED:" "$@" 1>&2; exit 1; }

PYTHON="${PYTHON:-python3}"

if [ ! $(which ${PYTHON}) ]; then

    echo "Please install python first."

    exit 1

fi

py_prefix=$(${PYTHON} -c 'import sys; print("py%d%d" % (sys.version_info.major, sys.version_info.minor))')

# Check dependencies:

depschecked=/tmp/c-i.dependencieschecked

pkgs="

    bash

    dmidecode

    e2fsprogs

    $py_prefix-Jinja2

    $py_prefix-boto

    $py_prefix-configobj

    $py_prefix-jsonpatch

    $py_prefix-jsonpointer

    $py_prefix-jsonschema

    $py_prefix-oauthlib

    $py_prefix-requests

    $py_prefix-pyserial

    $py_prefix-yaml

    sudo

"

[ -f "$depschecked" ] || pkg install --yes ${pkgs} || fail "install packages"

touch $depschecked

# Build the code and install in /usr/local/:

${PYTHON} setup.py build

${PYTHON} setup.py install -O1 --skip-build --prefix /usr/local/ --init-system sysvinit_freebsd

# Enable cloud-init in /etc/rc.conf:

sed -i.bak -e "/cloudinit_enable=.*/d" /etc/rc.conf

echo 'cloudinit_enable="YES"' >> /etc/rc.conf

echo "Installation completed."

if [ "$#" -gt 1 ] && [ "$1" = "run" ]; then

    echo "Ok, now let's see if it works."

    # Backup SSH keys

    mv /etc/ssh/ssh_host_* /tmp/

    # Remove old metadata

    rm -rf /var/lib/cloud

    # Just log everything, quick&dirty

    rm /usr/local/etc/cloud/cloud.cfg.d/05_logging.cfg

    # Start:

    /usr/local/etc/rc.d/cloudinit start

    # Restore SSH keys

    mv /tmp/ssh_host_* /etc/ssh/

fi