95 lines
2.3 KiB
Bash
Executable file
95 lines
2.3 KiB
Bash
Executable file
#!/bin/bash
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# Configurable params
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BRIDGE=${BRIDGE:-br0}
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CONTAINER=${CONTAINER:-TESTER}
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CONTAINER_IP=${CONTAINER_IP:-192.168.1.50}
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CONTAINER_CIDR=${CONTAINER_CIDR:-$CONTAINER_IP/24}
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CONTAINER_NETMASK=${CONTAINER_NETMASK:-255.255.255.0}
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CONTAINER_GATEWAY=${CONTAINER_GATEWAY:-192.168.1.1}
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NAMESERVER=${NAMESERVER:-192.168.1.1}
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COPYENV=${COPYENV:-1}
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# Destroy any existing container
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lxc-stop -n $CONTAINER
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lxc-destroy -n $CONTAINER
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FSTAB=/tmp/fstab
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cat > $FSTAB <<EOF
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none /var/lib/lxc/$CONTAINER/dev/pts devpts defaults 0 0
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none /var/lib/lxc/$CONTAINER/proc proc defaults 0 0
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none /var/lib/lxc/$CONTAINER/sys sysfs defaults 0 0
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none /var/lib/lxc/$CONTAINER/var/lock tmpfs defaults 0 0
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none /var/lib/lxc/$CONTAINER/var/run tmpfs defaults 0 0
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/var/cache/apt/ $APTCACHEDIR none bind 0 0
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EOF
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# Create network configuration
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NET_CONF=/tmp/net.conf
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cat > $NET_CONF <<EOF
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lxc.network.type = veth
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lxc.network.link = $BRIDGE
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lxc.network.flags = up
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lxc.network.ipv4 = $CONTAINER_CIDR
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lxc.mount = $FSTAB
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EOF
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# Configure the network
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lxc-create -n $CONTAINER -t natty -f $NET_CONF
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# Where our container lives
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ROOTFS=/var/lib/lxc/$CONTAINER/rootfs/
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# Copy over your ssh keys if desired
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if [ $COPYENV ]; then
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cp -pr ~/.ssh $ROOTFS/root/.ssh
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cp -pr ~/.gitconfig $ROOTFS/root/.gitconfig
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cp -pr ~/.vimrc $ROOTFS/root/.vimrc
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cp -pr ~/.bashrc $ROOTFS/root/.bashrc
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fi
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# Configure instance network
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INTERFACES=$ROOTFS/etc/network/interfaces
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cat > $INTERFACES <<EOF
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auto lo
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iface lo inet loopback
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auto eth0
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iface eth0 inet static
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address $CONTAINER_IP
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netmask $CONTAINER_NETMASK
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gateway $CONTAINER_GATEWAY
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EOF
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# Configure the first run installer
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INSTALL_SH=$ROOTFS/root/install.sh
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cat > $INSTALL_SH <<EOF
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#!/bin/bash
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echo "nameserver $NAMESERVER" | resolvconf -a eth0
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sleep 1
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apt-get update
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apt-get -y --force-yes install git-core vim-nox sudo
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git clone git://github.com/cloudbuilders/nfs-stack.git /root/nfs-stack
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EOF
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chmod 700 $INSTALL_SH
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# Make installer run on boot
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RC_LOCAL=$ROOTFS/etc/rc.local
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cat > $RC_LOCAL <<EOF
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#!/bin/sh -e
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/root/install.sh
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EOF
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# Setup apt cache
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# FIXME - use proper fstab mount
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CWD=`pwd`
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APTCACHEDIR=$CWD/cache/apt
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mkdir -p $APTCACHEDIR
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cp -pr $APTCACHEDIR/* $ROOTFS/var/cache/apt/
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# Configure cgroup directory
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mkdir -p /cgroup
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mount none -t cgroup /cgroup
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# Start our container
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lxc-start -d -n $CONTAINER
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