#!/bin/bash

set -eux # -x for verbose logging to juju debug-log

DOCKER=${DOCKER:-}

## 0k git remote path
GIT_0K_BASE=${GIT_0K_BASE:-"git.0k.io:/var/git"}

## 0k git remote options
GIT_0K_CLONE_OPTIONS=${GIT_0K_CLONE_OPTIONS:-""}



apt-get -y install bash-completion wget bzip2 git-core less language-pack-en python-software-properties tmux sudo git



##
## Allows to mount nfs shares
##

## XXXvlab: interracts really badly with current chroot mode. Leaving
## daemonized process reparented to PID 1 that prevents umounting and
## finally making the script failing, and then lxc-create launch a lxc-destroy
## triggering a 'rm -rf' upon '/dev'...
#test "$(lsb_release -c -s)" == "precise" && apt-get -y install nfs-common

##
## etckeeper
##

if [ -z "$DOCKER" ]; then
    apt-get install etckeeper

    sed -i 's/#VCS="git"/VCS="git"/g' /etc/etckeeper/etckeeper.conf
    sed -i 's/VCS="bzr"/#VCS="bzr"/g' /etc/etckeeper/etckeeper.conf

    git config --system user.email "default@$(hostname)"
    git config --system user.name "default"


    etckeeper init
fi

##
## Git utilities
##

cat <<EOF > /etc/gitconfig
[alias]
        co = checkout
        com = commit
        st = status
        ci = commit

[color]
	branch = auto
	diff = auto
	interactive = auto
	status = auto

[core]
        whitespace = fix
        excludesfile = /etc/gitignore

EOF

cat <<EOF > /etc/gitignore
docs/build/*
develop-eggs/*
*.pyc
*.o
.installed.cfg
eggs/*
*.egg-info/*
*.orig
dist/*
build/*
buildout.dev.cfg
*~
*#
.#*
*.swp
*_flymake.*
.svn

EOF

##
## ldap client
##

#?



##
## kal-scripts
##

cat <<EOF >> /etc/apt/sources.list

## vlab's shell libraries
deb http://deb.kalysto.org no-dist kal-alpha kal-beta kal-main

EOF


##
## More shell configurations (prompt, functions)
##

mkdir -p /etc/prompt

cat <<EOF > /etc/prompt/prompt.1.rc
PROMPT_COMMAND=""
parse_git_branch() {
  ref=\$(git symbolic-ref HEAD 2> /dev/null) || return
  echo -en ' (\033[0;32m'\${ref#refs/heads/}'\033[0m)'
}
export PS1="\[\033[0;37m\][\[\033[1;30m\]\u\[\033[0;37m\]@\[\033[1;30m\]\h\[\033[0;37m\]]-[\[\033[1;34m\]\w\[\033[0;37m\]]\\\$(parse_git_branch)\n\[\033[1;37m\]\\$ \[\033[0;37m\]"
EOF

cat <<EOF >> /root/.bashrc

## History management

export HISTCONTROL=ignoredups
export HISTSIZE=50000
shopt -s histappend
PROMPT_COMMAND='history -a'


## Prompt easy management

prompt() {
        prompt_name="prompt.\$1.rc"

        for i in /etc/prompt ~/.prompt; do
                [ -f "\$i/\$prompt_name" ] &&
                        . "\$i/\$prompt_name"
        done
}


## Git log command

function glog() {
    git log --graph --pretty=tformat:%C\(yellow\ normal\)%h%Creset\ %C\(blue\ normal\)%an%Creset\ %s\ %Cgreen%d%Creset -n 20 "\$@"
}


prompt 1

EOF


##
## ssh config
##


cp src/etc/ssh/lxc_git_access_id_rsa /etc/ssh/lxc_git_access_id_rsa
chmod 0600 /etc/ssh/lxc_git_access_id_rsa

mkdir -p /root/.ssh

cat <<EOF > /root/.ssh/config

Host git.0k.io
    User lxc-user
    IdentityFile /etc/ssh/lxc_git_access_id_rsa
    UserKnownHostsFile /dev/null
    StrictHostKeyChecking no
    Port 10022

EOF


##
## install git sub
##


(
    mkdir -p /opt/apps &&
    cd /opt/apps &&
    git clone $GIT_0K_CLONE_OPTIONS "$GIT_0K_BASE"/0k/git-sub &&
    ln -sf /opt/apps/git-sub/bin/git-sub /usr/lib/git-core/
)