devstack_custom/stack.sh

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#!/usr/bin/env bash
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# **stack.sh** is an opinionated openstack dev installation.
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# To keep this script simple we assume you are running on an **Ubuntu 11.04
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# Natty** machine. It should work in a VM or physical server. Additionally we
# put the list of *apt* and *pip* dependencies and other configuration files in
# this repo. So start by grabbing this script and the dependencies.
# You can grab the most recent version of this script and files from Rackspace
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# Cloud Builders at https://github.com/cloudbuilders/devstack
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# Sanity Check
# ============
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# Warn users who aren't on natty, but allow them to override check and attempt
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# installation with ``FORCE=yes ./stack``
if ! grep -q natty /etc/lsb-release; then
echo "WARNING: this script has only been tested on natty"
if [[ "$FORCE" != "yes" ]]; then
echo "If you wish to run this script anyway run with FORCE=yes"
exit 1
fi
fi
#The following makes fresh mininmal installs (i.e. LXCs) happy
apt-get update
apt-get install -y sudo
# stack.sh keeps the list of **apt** and **pip** dependencies in external
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# files, along with config templates and other useful files. You can find these
# in the ``files`` directory (next to this script). We will reference this
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# directory using the ``FILES`` variable in this script.
FILES=`pwd`/files
if [ ! -d $FILES ]; then
echo "ERROR: missing devstack/files - did you grab more than just stack.sh?"
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exit 1
fi
# Settings
# ========
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# This script is customizable through setting environment variables. If you
# want to override a setting you can either::
#
# export MYSQL_PASS=anothersecret
# ./stack.sh
#
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# You can also pass options on a single line ``MYSQL_PASS=simple ./stack.sh``
#
# We try to have sensible defaults, so you should be able to run ``./stack.sh``
# in most cases.
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# So that errors don't compound we exit on any errors so you see only the
# first error that occured.
set -o errexit
# Print the commands being run so that we can see the command that triggers
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# an error. It is also useful for following allowing as the install occurs.
set -o xtrace
# Use stackrc.example if stackrc is missing
if [ ! -e ./stackrc ]; then
read -n1 -p "No stackrc present. Copy stackrc.example to stackrc? (y/n) "
echo
[[ $REPLY = [yY] ]] && cp stackrc.example stackrc|| { echo "Aborting: Missing stackrc"; exit 1; }
fi
# Import variables
source ./stackrc
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# Destination path for installation ``DEST``
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DEST=${DEST:-/opt/stack}
sudo mkdir -p $DEST
sudo chown `whoami` $DEST
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# Set the destination directories for openstack projects
NOVA_DIR=$DEST/nova
DASH_DIR=$DEST/dash
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NIXON_DIR=$DEST/dash/openstack-dashboard/dashboard/nixon
GLANCE_DIR=$DEST/glance
KEYSTONE_DIR=$DEST/keystone
NOVACLIENT_DIR=$DEST/python-novaclient
OPENSTACKX_DIR=$DEST/openstackx
NOVNC_DIR=$DEST/noVNC
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MUNIN_DIR=$DEST/openstack-munin
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# Specify which services to launch. These generally correspond to screen tabs
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ENABLED_SERVICES=${ENABLED_SERVICES:-g-api,g-reg,key,n-api,n-cpu,n-net,n-sch,n-vnc,dash,mysql,rabbit,munin}
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# Use the first IP unless an explicit is set by ``HOST_IP`` environment variable
if [ ! -n "$HOST_IP" ]; then
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HOST_IP=`LC_ALL=C /sbin/ifconfig | grep -m 1 'inet addr:'| cut -d: -f2 | awk '{print $1}'`
fi
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# Nova network configuration
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PUBLIC_INTERFACE=${PUBLIC_INTERFACE:-eth0}
VLAN_INTERFACE=${VLAN_INTERFACE:-$PUBLIC_INTERFACE}
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FLOATING_RANGE=${FLOATING_RANGE:-172.24.4.1/28}
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FIXED_RANGE=${FIXED_RANGE:-10.0.0.0/24}
FIXED_NETWORK_SIZE=${FIXED_NETWORK_SIZE:-256}
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NET_MAN=${NET_MAN:-FlatDHCPManager}
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EC2_DMZ_HOST=${EC2_DMZ_HOST:-$HOST_IP}
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FLAT_NETWORK_BRIDGE=${FLAT_NETWORK_BRIDGE:-br100}
SCHEDULER=${SCHEDULER:-nova.scheduler.simple.SimpleScheduler}
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# If you are using FlatDHCP on multiple hosts, set the ``FLAT_INTERFACE``
# variable but make sure that the interface doesn't already have an
# ip or you risk breaking things.
FLAT_INTERFACE=${FLAT_INTERFACE:-eth0}
# Nova hypervisor configuration. We default to **kvm** but will drop back to
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# **qemu** if we are unable to load the kvm module.
LIBVIRT_TYPE=${LIBVIRT_TYPE:-kvm}
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# Mysql connection info
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MYSQL_USER=${MYSQL_USER:-root}
MYSQL_PASS=${MYSQL_PASS:-nova}
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MYSQL_HOST=${MYSQL_HOST:-localhost}
# don't specify /db in this string, so we can use it for multiple services
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BASE_SQL_CONN=${BASE_SQL_CONN:-mysql://$MYSQL_USER:$MYSQL_PASS@$MYSQL_HOST}
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# Rabbit connection info
RABBIT_HOST=${RABBIT_HOST:-localhost}
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# Glance connection info. Note the port must be specified.
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GLANCE_HOSTPORT=${GLANCE_HOSTPORT:-$HOST_IP:9292}
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# Install Packages
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# ================
#
# Openstack uses a fair number of other projects.
# Seed configuration with mysql password so that apt-get install doesn't
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# prompt us for a password upon install.
cat <<MYSQL_PRESEED | sudo debconf-set-selections
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mysql-server-5.1 mysql-server/root_password password $MYSQL_PASS
mysql-server-5.1 mysql-server/root_password_again password $MYSQL_PASS
mysql-server-5.1 mysql-server/start_on_boot boolean true
MYSQL_PRESEED
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# install apt requirements
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sudo apt-get install -y -q `cat $FILES/apts/* | cut -d\# -f1 | grep -Ev "mysql-server|rabbitmq-server"`
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# install python requirements
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sudo PIP_DOWNLOAD_CACHE=/var/cache/pip pip install `cat $FILES/pips/*`
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# git clone only if directory doesn't exist already. Since ``DEST`` might not
# be owned by the installation user, we create the directory and change the
# ownership to the proper user.
function git_clone {
if [ ! -d $2 ]; then
sudo mkdir $2
sudo chown `whoami` $2
git clone $1 $2
cd $2
# This checkout syntax works for both branches and tags
git checkout $3
fi
}
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# compute service
git_clone $NOVA_REPO $NOVA_DIR $NOVA_BRANCH
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# image catalog service
git_clone $GLANCE_REPO $GLANCE_DIR $GLANCE_BRANCH
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# unified auth system (manages accounts/tokens)
git_clone $KEYSTONE_REPO $KEYSTONE_DIR $KEYSTONE_BRANCH
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# a websockets/html5 or flash powered VNC console for vm instances
git_clone $NOVNC_REPO $NOVNC_DIR $NOVNC_BRANCH
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# django powered web control panel for openstack
git_clone $DASH_REPO $DASH_DIR $DASH_BRANCH $DASH_TAG
# add nixon, will use this to show munin graphs in dashboard
git_clone $NIXON_REPO $NIXON_DIR $NIXON_BRANCH
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# python client library to nova that dashboard (and others) use
git_clone $NOVACLIENT_REPO $NOVACLIENT_DIR $NOVACLIENT_BRANCH
# openstackx is a collection of extensions to openstack.compute & nova
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# that is *deprecated*. The code is being moved into python-novaclient & nova.
git_clone $OPENSTACKX_REPO $OPENSTACKX_DIR $OPENSTACKX_BRANCH
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# openstack-munin is a collection of munin plugins for monitoring the stack
git_clone $MUNIN_REPO $MUNIN_DIR $MUNIN_BRANCH
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# Initialization
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# ==============
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# setup our checkouts so they are installed into python path
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# allowing ``import nova`` or ``import glance.client``
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cd $NOVA_DIR; sudo python setup.py develop
cd $NOVACLIENT_DIR; sudo python setup.py develop
cd $KEYSTONE_DIR; sudo python setup.py develop
cd $GLANCE_DIR; sudo python setup.py develop
cd $OPENSTACKX_DIR; sudo python setup.py develop
cd $DASH_DIR/django-openstack; sudo python setup.py develop
cd $DASH_DIR/openstack-dashboard; sudo python setup.py develop
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# Add a useful screenrc. This isn't required to run openstack but is we do
# it since we are going to run the services in screen for simple
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cp $FILES/screenrc ~/.screenrc
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## TODO: update current user to allow sudo for all commands in files/sudo/*
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# Rabbit
# ---------
#
if [[ "$ENABLED_SERVICES" =~ "rabbit" ]]; then
# Install and start rabbitmq-server
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sudo apt-get install -y -q rabbitmq-server
fi
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# Mysql
# ---------
#
if [[ "$ENABLED_SERVICES" =~ "mysql" ]]; then
# Install and start mysql-server
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sudo apt-get -y -q install mysql-server
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# Update the DB to give user $MYSQL_USER@% full control of the all databases:
sudo mysql -uroot -p$MYSQL_PASS -e "GRANT ALL PRIVILEGES ON *.* TO '$MYSQL_USER'@'%' identified by '$MYSQL_PASS';"
# Edit /etc/mysql/my.cnf to change bind-address from localhost (127.0.0.1) to any (0.0.0.0) and restart the mysql service:
sudo sed -i 's/127.0.0.1/0.0.0.0/g' /etc/mysql/my.cnf
sudo service mysql restart
fi
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# Dashboard
# ---------
#
# Setup the django application to serve via apache/wsgi
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if [[ "$ENABLED_SERVICES" =~ "dash" ]]; then
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# Dash currently imports quantum even if you aren't using it. Instead
# of installing quantum we can create a simple module that will pass the
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# initial imports
sudo mkdir -p $DASH_DIR/openstack-dashboard/quantum || true
sudo touch $DASH_DIR/openstack-dashboard/quantum/__init__.py
sudo touch $DASH_DIR/openstack-dashboard/quantum/client.py
cd $DASH_DIR/openstack-dashboard
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# Includes settings for Nixon, to expose munin charts.
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sudo cp $FILES/dash_settings.py local/local_settings.py
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dashboard/manage.py syncdb
# create an empty directory that apache uses as docroot
sudo mkdir -p $DASH_DIR/.blackhole
## Configure apache's 000-default to run dashboard
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sudo cp $FILES/000-default.template /etc/apache2/sites-enabled/000-default
sudo sed -e "s,%DASH_DIR%,$DASH_DIR,g" -i /etc/apache2/sites-enabled/000-default
# ``python setup.py develop`` left some files owned by root in ``DASH_DIR``
# and others are owned by the user you are using to run this script.
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# We need to change the owner to apache for dashboard to run.
sudo chown -R www-data:www-data $DASH_DIR
fi
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# Munin
# -----
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# Munin is accessable via apache and was configured in the dashboard section.
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if [[ "$ENABLED_SERVICES" =~ "munin" ]]; then
# allow connections from other hosts
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sudo sed -i -e 's/Allow from localhost/Allow from all/g' /etc/munin/apache.conf
cat >/tmp/nova <<EOF
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[keystone_*]
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user `whoami`
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[nova_*]
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user `whoami`
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EOF
sudo mv /tmp/nova /etc/munin/plugin-conf.d/nova
# configure Munin for Nova plugins
PLUGINS="keystone_stats nova_floating_ips nova_instance_launched nova_instance_ nova_instance_timing nova_services"
for i in $PLUGINS; do
sudo cp -p $MUNIN_DIR/$i /usr/share/munin/plugins
sudo ln -sf /usr/share/munin/plugins/$i /etc/munin/plugins
done
sudo mv /etc/munin/plugins/nova_instance_ /etc/munin/plugins/nova_instance_launched
sudo restart munin-node
fi
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# Glance
# ------
if [[ "$ENABLED_SERVICES" =~ "g-reg" ]]; then
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GLANCE_IMAGE_DIR=$DEST/glance/images
# Delete existing images
rm -rf $GLANCE_IMAGE_DIR
# Use local glance directories
mkdir -p $GLANCE_IMAGE_DIR
# (re)create glance database
mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'DROP DATABASE IF EXISTS glance;'
mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'CREATE DATABASE glance;'
# Copy over our glance-registry.conf
GLANCE_CONF=$GLANCE_DIR/etc/glance-registry.conf
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cp $FILES/glance-registry.conf $GLANCE_CONF
sudo sed -e "s,%SQL_CONN%,$BASE_SQL_CONN/glance,g" -i $GLANCE_CONF
sudo sed -e "s,%DEST%,$DEST,g" -i $GLANCE_CONF
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GLANCE_API_CONF=$GLANCE_DIR/etc/glance-api.conf
cp $FILES/glance-api.conf $GLANCE_API_CONF
sudo sed -e "s,%DEST%,$DEST,g" -i $GLANCE_API_CONF
fi
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# Nova
# ----
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if [[ "$ENABLED_SERVICES" =~ "n-cpu" ]]; then
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# attempt to load modules: nbd (network block device - used to manage
# qcow images) and kvm (hardware based virtualization). If unable to
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# load kvm, set the libvirt type to qemu.
sudo modprobe nbd || true
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if [ ! -e /dev/kvm ]; then
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LIBVIRT_TYPE=qemu
fi
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# User needs to be member of libvirtd group for nova-compute to use libvirt.
sudo usermod -a -G libvirtd `whoami`
# if kvm wasn't running before we need to restart libvirt to enable it
sudo /etc/init.d/libvirt-bin restart
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# setup nova instance directory
mkdir -p $NOVA_DIR/instances
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# if there is a partition labeled nova-instances use it (ext filesystems
# can be labeled via e2label)
## FIXME: if already mounted this blows up...
if [ -L /dev/disk/by-label/nova-instances ]; then
sudo mount -L nova-instances $NOVA_DIR/instances
sudo chown -R `whoami` $NOVA_DIR/instances
fi
# Clean out the instances directory
rm -rf $NOVA_DIR/instances/*
fi
if [[ "$ENABLED_SERVICES" =~ "n-net" ]]; then
# delete traces of nova networks from prior runs
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sudo killall dnsmasq || true
rm -rf $NOVA_DIR/networks
mkdir -p $NOVA_DIR/networks
fi
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function add_nova_flag {
echo "$1" >> $NOVA_DIR/bin/nova.conf
}
# (re)create nova.conf
rm -f $NOVA_DIR/bin/nova.conf
add_nova_flag "--verbose"
add_nova_flag "--nodaemon"
add_nova_flag "--scheduler_driver=$SCHEDULER"
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add_nova_flag "--dhcpbridge_flagfile=$NOVA_DIR/bin/nova.conf"
add_nova_flag "--network_manager=nova.network.manager.$NET_MAN"
add_nova_flag "--my_ip=$HOST_IP"
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add_nova_flag "--public_interface=$PUBLIC_INTERFACE"
add_nova_flag "--vlan_interface=$VLAN_INTERFACE"
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add_nova_flag "--sql_connection=$BASE_SQL_CONN/nova"
add_nova_flag "--libvirt_type=$LIBVIRT_TYPE"
add_nova_flag "--osapi_extensions_path=$OPENSTACKX_DIR/extensions"
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add_nova_flag "--vncproxy_url=http://$HOST_IP:6080"
add_nova_flag "--vncproxy_wwwroot=$NOVNC_DIR/"
add_nova_flag "--api_paste_config=$KEYSTONE_DIR/examples/paste/nova-api-paste.ini"
add_nova_flag "--image_service=nova.image.glance.GlanceImageService"
add_nova_flag "--ec2_dmz_host=$EC2_DMZ_HOST"
add_nova_flag "--rabbit_host=$RABBIT_HOST"
add_nova_flag "--glance_api_servers=$GLANCE_HOSTPORT"
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add_nova_flag "--flat_network_bridge=$FLAT_NETWORK_BRIDGE"
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if [ -n "$FLAT_INTERFACE" ]; then
add_nova_flag "--flat_interface=$FLAT_INTERFACE"
fi
if [ -n "$MULTI_HOST" ]; then
add_nova_flag "--multi_host=$MULTI_HOST"
fi
if [[ "$ENABLED_SERVICES" =~ "mysql" ]]; then
# (re)create nova database
mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'DROP DATABASE IF EXISTS nova;'
mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'CREATE DATABASE nova;'
$NOVA_DIR/bin/nova-manage db sync
# create a small network
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$NOVA_DIR/bin/nova-manage network create private $FIXED_RANGE 1 $FIXED_NETWORK_SIZE
# create some floating ips
$NOVA_DIR/bin/nova-manage floating create $FLOATING_RANGE
fi
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# Keystone
# --------
if [[ "$ENABLED_SERVICES" =~ "key" ]]; then
# (re)create keystone database
mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'DROP DATABASE IF EXISTS keystone;'
mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'CREATE DATABASE keystone;'
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# FIXME (anthony) keystone should use keystone.conf.example
KEYSTONE_CONF=$KEYSTONE_DIR/etc/keystone.conf
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cp $FILES/keystone.conf $KEYSTONE_CONF
sudo sed -e "s,%SQL_CONN%,$BASE_SQL_CONN/keystone,g" -i $KEYSTONE_CONF
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sudo sed -e "s,%DEST%,$DEST,g" -i $KEYSTONE_CONF
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KEYSTONE_DATA=$KEYSTONE_DIR/bin/keystone_data.sh
cp $FILES/keystone_data.sh $KEYSTONE_DATA
sudo sed -e "s,%HOST_IP%,$HOST_IP,g" -i $KEYSTONE_DATA
# initialize keystone with default users/endpoints
BIN_DIR=$KEYSTONE_DIR/bin bash $KEYSTONE_DATA
fi
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# Launch Services
# ===============
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# nova api crashes if we start it with a regular screen command,
# so send the start command by forcing text into the window.
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# Only run the services specified in ``ENABLED_SERVICES``
# our screen helper to launch a service in a hidden named screen
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function screen_it {
NL=`echo -ne '\015'`
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if [[ "$ENABLED_SERVICES" =~ "$1" ]]; then
screen -S nova -X screen -t $1
screen -S nova -p $1 -X stuff "$2$NL"
fi
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}
# create a new named screen to run processes in
screen -d -m -S nova -t nova
sleep 1
if [[ "$ENABLED_SERVICES" =~ "g-reg" ]]; then
screen_it g-reg "cd $GLANCE_DIR; bin/glance-registry --config-file=etc/glance-registry.conf"
fi
if [[ "$ENABLED_SERVICES" =~ "g-api" ]]; then
screen_it g-api "cd $GLANCE_DIR; bin/glance-api --config-file=etc/glance-api.conf"
while ! wget -q -O- http://$GLANCE_HOSTPORT; do
echo "Waiting for g-api ($GLANCE_HOSTPORT) to start..."
sleep 1
done
fi
if [[ "$ENABLED_SERVICES" =~ "key" ]]; then
screen_it key "cd $KEYSTONE_DIR && $KEYSTONE_DIR/bin/keystone --config-file $KEYSTONE_CONF -d"
while ! wget -q -O- http://127.0.0.1:5000; do
echo "Waiting for keystone to start..."
sleep 1
done
fi
if [[ "$ENABLED_SERVICES" =~ "n-api" ]]; then
screen_it n-api "cd $NOVA_DIR && $NOVA_DIR/bin/nova-api"
while ! wget -q -O- http://127.0.0.1:8774; do
echo "Waiting for nova-api to start..."
sleep 1
done
fi
# Launching nova-compute should be as simple as running ``nova-compute`` but
# have to do a little more than that in our script. Since we add the group
# ``libvirtd`` to our user in this script, when nova-compute is run it is
# within the context of our original shell (so our groups won't be updated).
# We can send the command nova-compute to the ``newgrp`` command to execute
# in a specific context.
screen_it n-cpu "cd $NOVA_DIR && echo $NOVA_DIR/bin/nova-compute | newgrp libvirtd"
screen_it n-net "cd $NOVA_DIR && $NOVA_DIR/bin/nova-network"
screen_it n-sch "cd $NOVA_DIR && $NOVA_DIR/bin/nova-scheduler"
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# nova-vncproxy binds a privileged port, and so needs sudo
screen_it n-vnc "cd $NOVA_DIR && sudo $NOVA_DIR/bin/nova-vncproxy"
screen_it dash "cd $DASH_DIR && sudo /etc/init.d/apache2 restart; sudo tail -f /var/log/apache2/error.log"
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# Install Images
# ==============
if [[ "$ENABLED_SERVICES" =~ "g-reg" ]]; then
# Downloads a tty image (ami/aki/ari style), then extracts it. Upon extraction
# we upload to glance with the glance cli tool.
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if [ ! -f $FILES/tty.tgz ]; then
wget -c http://images.ansolabs.com/tty.tgz -O $FILES/tty.tgz
fi
# extract ami-tty/image, aki-tty/image & ari-tty/image
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mkdir -p $FILES/images
tar -zxf $FILES/tty.tgz -C $FILES/images
# add images to glance
# FIXME: kernel/ramdisk is hardcoded - use return result from add
glance add -A 999888777666 name="tty-kernel" is_public=true container_format=aki disk_format=aki < $FILES/images/aki-tty/image
glance add -A 999888777666 name="tty-ramdisk" is_public=true container_format=ari disk_format=ari < $FILES/images/ari-tty/image
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glance add -A 999888777666 name="tty" is_public=true container_format=ami disk_format=ami kernel_id=1 ramdisk_id=2 < $FILES/images/ami-tty/image
fi
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# Using the cloud
# ===============
# If you installed the dashboard on this server, then you should be able
# to access the site using your browser.
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if [[ "$ENABLED_SERVICES" =~ "dash" ]]; then
echo "dashboard is now available at http://$HOST_IP/"
fi
# If keystone is present, you can point nova cli to this server
if [[ "$ENABLED_SERVICES" =~ "key" ]]; then
echo "keystone is serving at http://$HOST_IP:5000/v2.0/"
echo "examples on using novaclient command line is in exercise.sh"
fi