#!/bin/sh
set -e

SOURCE_DIR=$(realpath $(dirname "${0}"))/basic

# Install packages
apk --no-cache add --virtual .useful git file htop less openssh-server openssh-sftp-server
apk --no-cache add curl docker gettext kbd-misc libressl python3 py3-bcrypt py3-cffi py3-dnspython py3-jinja2 py3-requests py3-six py3-werkzeug nginx

# Copy profile files and settings
mkdir -p /root/.config/htop /root/.ssh
cp ${SOURCE_DIR}/root/.profile /root/.profile
cp ${SOURCE_DIR}/root/.ssh/authorized_keys /root/.ssh/authorized_keys
cp ${SOURCE_DIR}/root/.config/htop/htoprc /root/.config/htop/htoprc

# Copy boot configuration
cp ${SOURCE_DIR}/boot/extlinux.conf /boot/extlinux.conf
cp ${SOURCE_DIR}/boot/spotter.txt /boot/spotter.txt
cp ${SOURCE_DIR}/etc/inittab /etc/inittab
>/etc/motd

# Enable support for Czech characters
cp ${SOURCE_DIR}/etc/rc.conf /etc/rc.conf
cp ${SOURCE_DIR}/etc/conf.d/consolefont /etc/conf.d/consolefont

# Configure NTP client
cp ${SOURCE_DIR}/etc/conf.d/ntpd /etc/conf.d/ntpd

# Create a self-signed certificate
mkdir /etc/ssl/private
openssl req -x509 -new -out /etc/ssl/certs/services.pem -keyout /etc/ssl/private/services.key -nodes -days 7305 -subj "/CN=$(hostname)"
chmod 640 /etc/ssl/private/services.key

# Configure nginx
cp ${SOURCE_DIR}/etc/nginx/nginx.conf /etc/nginx/nginx.conf

# Download and configure acme.sh
mkdir /etc/acme.sh.d
wget https://raw.githubusercontent.com/Neilpang/acme.sh/master/acme.sh -O /usr/bin/acme.sh
sed -i 's|$HOME/.$PROJECT_NAME|/etc/acme.sh.d|' /usr/bin/acme.sh
chmod +x /usr/bin/acme.sh

# Copy Spotter resources
cp ${SOURCE_DIR}/etc/init.d/spotter-appmgr /etc/init.d/spotter-appmgr
rc-update -u
cp -r ${SOURCE_DIR}/srv/spotter /srv/spotter
ln -s /srv/spotter/cli.py /usr/bin/spotter-appmgr

# Configure services
for SERVICE in consolefont crond nginx ntpd sshd spotter-appmgr; do
    rc-update add ${SERVICE} boot
    service ${SERVICE} start
done

# Configure Docker service
cp ${SOURCE_DIR}/etc/init.d/docker /etc/init.d/docker
rc-update -u
rc-update add docker
service docker start

# Create basic images
docker build -t alpine ${SOURCE_DIR}

# Set dummy host and generate related files
spotter-appmgr update-host spotter.vm 443