#!/bin/bash

# Installation LXC

# Virtualisation

# Open Source Services - 01/2015

# GPL

#

# Syntaxe: # su - -c "./lxc-init.sh"

# Syntaxe: or # sudo ./lxc-init.sh

#

# Doit etre lance en root

if [ $EUID -ne 0 ]; then

echo "Le script doit être lancé en root: # sudo $0" 1>&2

exit 1

fi

# Fonctions

#-----------------------------------

sauveFic() {

if [ ! -f ${1} ]; then

echo "ERREUR: $1 inexistant!!!"

fi

if [ ! -f ${1}.0 ]; then

cp ${1} ${1}.0

echo "$1 sauvegardé"

else

cp ${1}.0 ${1}

echo "$1 restauré"

fi

}

pose() {

echo -n "<ENTREE> pour continuer ou <CTRL+C> pour arreter"

read a

}

# Traitement

#-----------------------------------

clear

echo -e "\n-- Traitement"

echo " > installation de LXC"

echo " > Creation de 4 conteneurs"

echo " - proxy [10.0.3.100]"

echo " - web [10.0.3.101]"

echo " - odoo [10.0.3.102]"

echo " - perso [10.0.3.103]"

pose

# LXC

echo -e "\n--- Installation Lxc"

sauveFic '/etc/fstab'

echo 'cgroup /sys/fs/cgroup cgroup defaults 0 0' >> /etc/fstab

mount /sys/fs/cgroup

apt-get update

/usr/bin/apt-get remove -y --force-yes --purge lxc bridge-utils

/usr/bin/apt-get -y --force-yes install lxc bridge-utils

lxc-checkconfig

pose

sauveFic '/etc/default/lxc-net'

sed -i 's/LXC_ADDR="10.0.3.1"/LXC_ADDR="10.0.3.254"/g' /etc/default/lxc-net

sed -i 's/#LXC_DHCP_CONFILE=/LXC_DHCP_CONFILE=/g' /etc/default/lxc-net

sauveFic '/etc/lxc/dnsmasq.conf'

cat <<EOF >/etc/lxc/dnsmasq.conf

dhcp-host=srv-dns,10.0.3.100

dhcp-host=srv-proxy,10.0.3.101

dhcp-host=srv-mail,10.0.3.102

dhcp-host=web,10.0.3.110

dhcp-host=perso,10.0.3.120

dhcp-host=odoo,10.0.3.130

EOF

service lxc-net restart

lxc-create -t ubuntu -n srv-dns

lxc-create -t ubuntu -n srv-proxy

lxc-create -t ubuntu -n srv-mail

lxc-create -t ubuntu -n web

lxc-create -t ubuntu -n perso

lxc-create -t ubuntu -n odoo

cat <<EOF >>/var/lib/lxc/srv-dns/config

lxc.start.auto = 1

lxc.start.order = 1

lxc.start.delay = 0

EOF

cat <<EOF >>/var/lib/lxc/srv-proxy/config

lxc.start.auto = 1

lxc.start.order = 2

lxc.start.delay = 1

EOF

cat <<EOF >>/var/lib/lxc/srv-mail/config

lxc.start.auto = 1

lxc.start.order = 3

lxc.start.delay = 1

EOF

cat <<EOF >>/var/lib/lxc/web/config

lxc.start.auto = 1

lxc.start.order = 4

lxc.start.delay = 2

EOF

cat <<EOF >>/var/lib/lxc/perso/config

lxc.start.auto = 1

lxc.start.order = 5

lxc.start.delay = 2

EOF

cat <<EOF >>/var/lib/lxc/odoo/config

lxc.start.auto = 1

lxc.start.order = 6

lxc.start.delay = 2

EOF

lxc-start -d -n srv-dns

lxc-start -d -n srv-proxy

lxc-start -d -n srv-mail

lxc-start -d -n web

lxc-start -d -n perso

lxc-start -d -n odoo

Lxc-ls --fancy

echo "Pour chaque conteneur:"

echo "---------------------------"

echo "lxc-console -n nomConteneur"

echo "ubuntu / ubuntu"

echo "sudo su"

echo "adduser nomUser"

echo "usermod -a -G sudo nomUser"

echo "exit ou [CTRL+D]"

echo "exit ou [CTRL+D]"

echo "login: nomUser / pwdUser"

echo "sudo su"

echo "deluser ubuntu --remove-home"

echo "apt-get update"

echo "apt-get dist-upgrade"

echo "apt-get install nano wget git iptables aptitude"

echo "..."

echo "[CTRL+A] puis [Q] pour quitter lxc-console et revenir sur le host"

echo "Demarrage automatique"

echo "nano /var/lib/lxc/nomConteneur/config"

echo "lxc.start.auto = 1"

echo "lxc.start.order = x"

echo "lxc.start.delay = x"

exit 0