From 72d69636dfd13b3975ceb6e11f7675d4d57a604b Mon Sep 17 00:00:00 2001
From: Anthony Young <sleepsonthefloor@gmail.com>
Date: Mon, 12 Sep 2011 21:09:55 -0700
Subject: [PATCH] add script to launch stack.sh in an lxc container

---
 lxc/lxc_stack.sh | 76 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100755 lxc/lxc_stack.sh

diff --git a/lxc/lxc_stack.sh b/lxc/lxc_stack.sh
new file mode 100755
index 0000000..4f1686c
--- /dev/null
+++ b/lxc/lxc_stack.sh
@@ -0,0 +1,76 @@
+#!/bin/bash
+# Configurable params
+BRIDGE=${BRIDGE:-br0}
+CONTAINER=${CONTAINER:-TESTER}
+CONTAINER_IP=${CONTAINER_IP:-192.168.1.50}
+CONTAINER_CIDR=${CONTAINER_CIDR:-$CONTAINER_IP/24}
+CONTAINER_NETMASK=${CONTAINER_NETMASK:-255.255.255.0}
+CONTAINER_GATEWAY=${CONTAINER_GATEWAY:-192.168.1.1}
+NAMESERVER=${NAMESERVER:-192.168.1.1}
+COPYENV=${COPYENV:-1}
+
+# Destroy any existing container
+lxc-stop -n $CONTAINER
+lxc-destroy -n $CONTAINER
+
+# Create network configuration
+NET_CONF=/tmp/net.conf
+cat > $NET_CONF <<EOF
+lxc.network.type = veth
+lxc.network.link = $BRIDGE
+lxc.network.flags = up
+lxc.network.ipv4 = $CONTAINER_CIDR
+EOF
+
+# Configure the network
+lxc-create -n $CONTAINER -t natty -f $NET_CONF
+
+# Where our container lives
+ROOTFS=/var/lib/lxc/$CONTAINER/rootfs/
+
+# Copy over your ssh keys if desired
+if [ $COPYENV ]; then
+    cp -pr ~/.ssh $ROOTFS/root/.ssh
+    cp -pr ~/.gitconfig $ROOTFS/root/.gitconfig
+    cp -pr ~/.vimrc $ROOTFS/root/.vimrc
+    cp -pr ~/.bashrc $ROOTFS/root/.bashrc
+fi
+
+# Configure instance network
+INTERFACES=$ROOTFS/etc/network/interfaces
+cat > $INTERFACES <<EOF
+auto lo
+iface lo inet loopback
+
+auto eth0
+iface eth0 inet static
+        address $CONTAINER_IP
+        netmask $CONTAINER_NETMASK
+        gateway $CONTAINER_GATEWAY
+EOF
+
+# Configure the first run installer
+INSTALL_SH=$ROOTFS/root/install.sh
+cat > $INSTALL_SH <<EOF
+#!/bin/bash
+echo "nameserver $NAMESERVER" | resolvconf -a eth0
+sleep 1
+apt-get -y --force-yes install git-core vim-nox
+git clone git://github.com/cloudbuilders/nfs-stack.git /root/nfs-stack
+EOF
+
+chmod 700 $INSTALL_SH
+
+# Make installer run on boot
+RC_LOCAL=$ROOTFS/etc/rc.local
+cat > $RC_LOCAL <<EOF
+#!/bin/sh -e
+/root/install.sh
+EOF
+
+# Configure cgroup directory
+mkdir -p /cgroup
+mount none -t cgroup /cgroup
+
+# Start our container
+lxc-start -d -n $CONTAINER