#!/bin/bash
set -e

install() {
	echo -n installing $@...
	apt-get -y install $@ >/dev/null && echo done
}

export DEBIAN_FRONTEND=noninteractive
export TERM=xterm
export HOME=/root

echo -n setting up mirror for FRANCE...
mv /etc/apt/sources.list /etc/apt/sources.list.dist
cat > /etc/apt/sources.list <<EOF && echo done
deb http://fr.archive.ubuntu.com/ubuntu/ focal main restricted universe multiverse
deb http://fr.archive.ubuntu.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://fr.archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
EOF

echo -n updating apt sources...
apt-get update >/dev/null && echo done

#STDERR debconf: delaying package configuration, since apt-utils is not installed
install apt-utils 2>/dev/null
install locales tzdata

echo LANG=en_US.UTF-8 > /etc/default/locale
echo en_US.UTF-8 UTF-8 > /etc/locale.gen
locale-gen
export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8
export LANGUAGE=en_US:en
# TODO perl doesn't complain anymore on ubuntu -- find another way to check
perl -e exit

echo setting up time zone
echo "Europe/Paris" > /etc/timezone
#echo "Europe/Moscow" > /etc/timezone
rm -f /etc/localtime
ln -s ../usr/share/zoneinfo/Europe/Paris /etc/localtime
#ln -s ../usr/share/zoneinfo/Europe/Moscow /etc/localtime
dpkg-reconfigure tzdata

echo -n full-upgrade...
apt-get -y full-upgrade >/dev/null && echo done

echo -n autoremove with purge...
apt-get -y autoremove --purge >/dev/null && echo done
[[ -n `dpkg -l | grep ^rc` ]] && echo DPKG LEFTOVER RC CLEAN-UP REQUIRED

# apt-utils already installed above
install \
        apt-transport-https \
	biff \
        bzip2 \
	colordiff \
        curl \
	dialog \
	dma \
        dnsutils \
        dos2unix \
	elvis-tiny \
        git \
        htop \
	iftop \
	ifupdown \
        iputils-ping \
        iotop \
        ksh \
        less \
        lftp \
        lsb-release \
        lynx \
        man-db \
        manpages \
        mlocate \
	mtr \
        net-tools \
        netcat \
	ngrep \
        nmap \
	procps \
        pwgen \
        software-properties-common \
        sysstat \
        telnet \
        unzip \
        uuid \
        uuid-runtime \
        wget \
        whois \
        xxd

install dumb-init \
	openssh-server openssh-client

echo -n preparing rc.local ...
# no exist
cat > /etc/rc.local <<EOF
#!/bin/bash

# daemon1 goes to background...
# daemon2 goes to background...

# required for some package installations
service uuidd start

# last daemon goes to foreground
echo starting cron daemon as the instance-holder
exec /usr/sbin/cron -f
EOF
chmod +x /etc/rc.local && echo done
ln -s /etc/rc.local /root/rc.local

# BEWARE OF SHELL VARIABLE ESCAPES HERE
echo -n adding some handy bash variables and aliases...
cp -p /etc/bash.bashrc /etc/bash.bashrc.dist
cat >> /etc/bash.bashrc <<EOF && echo done

MAKEFLAGS=-j\$((\`grep ^processor /proc/cpuinfo | tail -1 | awk '{print \$3}'\` + 1))

export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8
export LANGUAGE=en_US:en

case "\$-" in *i*)
        alias ls='ls --group-directories-first -F --color=auto'
        alias ll='ls --group-directories-first -alhF --color=auto'
        alias cp='cp -i'
        alias mv='mv -i'
        alias rm='rm -i'
	alias diff='/usr/bin/colordiff'

	export TERM=xterm
	export EDITOR=/usr/bin/vi
	export MAIL=/var/mail/\$USER
	export MAILCHECK=1
	/usr/bin/biff y
	uptime
	who
	;;
esac
EOF

echo -n updating the file index...
updatedb && echo done