358 lines
12 KiB
Bash
Executable File
358 lines
12 KiB
Bash
Executable File
#!/usr/bin/env bash
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# **stack.sh** is rackspace cloudbuilder's opinionated openstack dev installation.
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# Settings/Options
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# ================
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# This script is customizable through setting environment variables. If you
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# want to override a setting you can either::
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#
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# export MYSQL_PASS=anothersecret
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# ./stack.sh
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#
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# or run on a single line ``MYSQL_PASS=simple ./stack.sh``
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# or simply ``./stack.sh``
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# This script exits on an error so that errors don't compound and you see
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# only the first error that occured.
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set -o errexit
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# 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.
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set -o xtrace
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# Important paths: ``DIR`` is where we are executing from and ``DEST`` is
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# where we are installing openstack.
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DIR=`pwd`
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DEST=/opt
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# Set the destination directories for openstack projects
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NOVA_DIR=$DEST/nova
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DASH_DIR=$DEST/dash
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GLANCE_DIR=$DEST/glance
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KEYSTONE_DIR=$DEST/keystone
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NOVACLIENT_DIR=$DEST/python-novaclient
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API_DIR=$DEST/openstackx
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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=${ENABLED_SERVICES:-g-api,g-reg,key,n-api,n-cpu,n-net,n-sch,n-vnc,dash}
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# Use the first IP unless an explicit is set by ``HOST_IP`` environment variable
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if [ ! -n "$HOST_IP" ]; then
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HOST_IP=`LC_ALL=C /sbin/ifconfig | grep -m 1 'inet addr:'| cut -d: -f2 | awk '{print $1}'`
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fi
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# Nova network configuration
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INTERFACE=${INTERFACE:-eth0}
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FLOATING_RANGE=${FLOATING_RANGE:-10.6.0.0/27}
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FIXED_RANGE=${FIXED_RANGE:-10.0.0.0/24}
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NET_MAN=${NET_MAN:-VlanManager}
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EC2_DMZ_HOST=${EC2_DMZ_HOST:-$HOST_IP}
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# If you are using FlatDHCP on multiple hosts, set the ``FLAT_INTERFACE``
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# variable but make sure that the interface doesn't already have an
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# ip or you risk breaking things.
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# FLAT_INTERFACE=eth0
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# Nova hypervisor configuration
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LIBVIRT_TYPE=${LIBVIRT_TYPE:-qemu}
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# Mysql connection info
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MYSQL_USER=${MYSQL_USER:-root}
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MYSQL_PASS=${MYSQL_PASS:-nova}
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MYSQL_HOST=${MYSQL_HOST:-localhost}
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# don't specify /db in this string, so we can use it for multiple services
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BASE_SQL_CONN=${BASE_SQL_CONN:-mysql://$MYSQL_USER:$MYSQL_PASS@$MYSQL_HOST}
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# Rabbit connection info
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RABBIT_HOST=${RABBIT_HOST:-localhost}
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# Glance connection info. Note the port must be specified.
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GLANCE_HOSTPORT=${GLANCE_HOSTPORT:-0.0.0.0:9292}
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# Install Packages
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# ================
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#
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# Openstack uses a fair number of other projects.
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# Seed configuration with mysql password so that apt-get install doesn't
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# prompt us for a password upon install.
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cat <<MYSQL_PRESEED | sudo debconf-set-selections
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mysql-server-5.1 mysql-server/root_password password $MYSQL_PASS
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mysql-server-5.1 mysql-server/root_password_again password $MYSQL_PASS
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mysql-server-5.1 mysql-server/start_on_boot boolean true
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MYSQL_PRESEED
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# install apt requirements
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sudo apt-get install -y -q `cat $DIR/apts/* | cut -d\# -f1`
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# install python requirements
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sudo PIP_DOWNLOAD_CACHE=/var/cache/pip pip install `cat $DIR/pips/*`
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# git clone only if directory doesn't exist already
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function git_clone {
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if [ ! -d $2 ]; then
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git clone $1 $2
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fi
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}
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# compute service
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git_clone https://github.com/cloudbuilders/nova.git $NOVA_DIR
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# image catalog service
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git_clone https://github.com/cloudbuilders/glance.git $GLANCE_DIR
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# unified auth system (manages accounts/tokens)
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git_clone https://github.com/cloudbuilders/keystone.git $KEYSTONE_DIR
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# a websockets/html5 or flash powered VNC console for vm instances
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git_clone https://github.com/cloudbuilders/noVNC.git $NOVNC_DIR
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# django powered web control panel for openstack
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git_clone https://github.com/cloudbuilders/openstack-dashboard.git $DASH_DIR
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# python client library to nova that dashboard (and others) use
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git_clone https://github.com/cloudbuilders/python-novaclient.git $NOVACLIENT_DIR
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# 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.
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git_clone https://github.com/cloudbuilders/openstackx.git $API_DIR
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# openstack-munin is a collection of munin plugins for monitoring the stack
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git_clone https://github.com/cloudbuilders/openstack-munin.git $MUNIN_DIR
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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
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cd $NOVACLIENT_DIR; sudo python setup.py develop
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cd $KEYSTONE_DIR; sudo python setup.py develop
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cd $GLANCE_DIR; sudo python setup.py develop
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cd $API_DIR; sudo python setup.py develop
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cd $DASH_DIR/django-openstack; sudo python setup.py develop
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cd $DASH_DIR/openstack-dashboard; sudo python setup.py develop
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# attempt to load modules: kvm (hardware virt) and nbd (network block
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# device - used to manage qcow images)
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sudo modprobe nbd || true
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sudo modprobe kvm || true
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# user needs to be member of libvirtd group for nova-compute to use libvirt
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sudo usermod -a -G libvirtd `whoami`
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# if kvm wasn't running before we need to restart libvirt to enable it
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sudo /etc/init.d/libvirt-bin restart
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## FIXME(ja): should LIBVIRT_TYPE be kvm if kvm module is loaded?
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# add useful screenrc
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cp $DIR/files/screenrc ~/.screenrc
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# TODO: update current user to allow sudo for all commands in files/sudo/*
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# Dashboard
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# ---------
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#
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# Setup the django application to serve via apache/wsgi
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# Dash currently imports quantum even if you aren't using it. Instead
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# of installing quantum we can create a simple module that will pass the
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# initial imports
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sudo mkdir -p $DASH_DIR/openstack-dashboard/quantum || true
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sudo touch $DASH_DIR/openstack-dashboard/quantum/__init__.py
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sudo touch $DASH_DIR/openstack-dashboard/quantum/client.py
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cd $DASH_DIR/openstack-dashboard
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sudo cp local/local_settings.py.example local/local_settings.py
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dashboard/manage.py syncdb
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# create an empty directory that apache uses as docroot
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sudo mkdir -p $DASH_DIR/.blackhole
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## Configure apache's 000-default to run dashboard
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sudo cp $DIR/files/000-default.template /etc/apache2/sites-enabled/000-default
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sudo sed -e "s,%DASH_DIR%,$DASH_DIR,g" -i /etc/apache2/sites-enabled/000-default
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# ``python setup.py develop`` left some files owned by root in ``DASH_DIR`` and
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# others by the original owner. We need to change the owner to apache so
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# dashboard can run
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sudo chown -R www-data:www-data $DASH_DIR
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# Update the DB to give user ‘$MYSQL_USER’@’%’ full control of the all databases:
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sudo mysql -uroot -p$MYSQL_PASS -e "GRANT ALL PRIVILEGES ON *.* TO '$MYSQL_USER'@'%' identified by '$MYSQL_PASS';"
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# Edit /etc/mysql/my.cnf to change ‘bind-address’ from localhost (127.0.0.1) to any (0.0.0.0) and restart the mysql service:
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sudo sed -i 's/127.0.0.1/0.0.0.0/g' /etc/mysql/my.cnf
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sudo service mysql restart
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# Munin
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# -----
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# allow connections from other hosts
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sudo sed -i -e '/Allow from localhost/s/localhost.*$/all/' /etc/munin/apache.conf
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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
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sudo mv /tmp/nova /etc/munin/plugin-conf.d/nova
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# configure Munin for Nova plugins
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PLUGINS="keystone_stats nova_floating_ips nova_instance_launched nova_instance_ nova_instance_timing nova_services"
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for i in $PLUGINS; do
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sudo cp -p $MUNIN_DIR/$i /usr/share/munin/plugins
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sudo ln -sf /usr/share/munin/plugins/$i /etc/munin/plugins
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done
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sudo mv /etc/munin/plugins/nova_instance_ /etc/munin/plugins/nova_instance_launched
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sudo restart munin-node
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# Glance
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# ------
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# Glance uses ``/var/lib/glance`` and ``/var/log/glance`` by default, so
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# we need to insure that our user has permissions to use them.
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sudo mkdir -p /var/log/glance
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sudo chown -R `whoami` /var/log/glance
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sudo mkdir -p /var/lib/glance
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sudo chown -R `whoami` /var/lib/glance
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# Delete existing images/database as glance will recreate the db on startup
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rm -rf /var/lib/glance/images/*
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# (re)create glance database
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mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'DROP DATABASE glance;' || true
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mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'CREATE DATABASE glance;'
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# Copy over our glance-registry.conf
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GLANCE_CONF=$GLANCE_DIR/etc/glance-registry.conf
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cp $DIR/files/glance-registry.conf $GLANCE_CONF
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sudo sed -e "s,%SQL_CONN%,$BASE_SQL_CONN/glance,g" -i $GLANCE_CONF
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# Nova
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# ----
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function add_nova_flag {
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echo "$1" >> $NOVA_DIR/bin/nova.conf
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}
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# (re)create nova.conf
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rm -f $NOVA_DIR/bin/nova.conf
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add_nova_flag "--verbose"
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add_nova_flag "--nodaemon"
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add_nova_flag "--dhcpbridge_flagfile=$NOVA_DIR/bin/nova.conf"
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add_nova_flag "--network_manager=nova.network.manager.$NET_MAN"
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add_nova_flag "--my_ip=$HOST_IP"
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add_nova_flag "--public_interface=$INTERFACE"
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add_nova_flag "--vlan_interface=$INTERFACE"
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add_nova_flag "--sql_connection=$BASE_SQL_CONN/nova"
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add_nova_flag "--libvirt_type=$LIBVIRT_TYPE"
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add_nova_flag "--osapi_extensions_path=$API_DIR/extensions"
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add_nova_flag "--vncproxy_url=http://$HOST_IP:6080"
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add_nova_flag "--vncproxy_wwwroot=$NOVNC_DIR/"
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add_nova_flag "--api_paste_config=$KEYSTONE_DIR/examples/paste/nova-api-paste.ini"
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add_nova_flag "--image_service=nova.image.glance.GlanceImageService"
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add_nova_flag "--ec2_dmz_host=$EC2_DMZ_HOST"
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add_nova_flag "--rabbit_host=$RABBIT_HOST"
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add_nova_flag "--glance_api_servers=$GLANCE_HOSTPORT"
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if [ -n "$FLAT_INTERFACE" ]; then
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add_nova_flag "--flat_interface=$FLAT_INTERFACE"
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fi
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# create a new named screen to store things in
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screen -d -m -S nova -t nova
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sleep 1
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# setup nova instance directory
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mkdir -p $NOVA_DIR/instances
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# if there is a partition labeled nova-instances use it (ext filesystems
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# can be labeled via e2label)
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## FIXME: if already mounted this blows up...
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if [ -L /dev/disk/by-label/nova-instances ]; then
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sudo mount -L nova-instances $NOVA_DIR/instances
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sudo chown -R `whoami` $NOVA_DIR/instances
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fi
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# Clean out the instances directory
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rm -rf $NOVA_DIR/instances/*
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# delete traces of nova networks from prior runs
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killall dnsmasq || true
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rm -rf $NOVA_DIR/networks
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mkdir -p $NOVA_DIR/networks
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# (re)create nova database
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mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'DROP DATABASE nova;' || true
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mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'CREATE DATABASE nova;'
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$NOVA_DIR/bin/nova-manage db sync
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# create a small network
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$NOVA_DIR/bin/nova-manage network create private $FIXED_RANGE 1 32
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# create some floating ips
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$NOVA_DIR/bin/nova-manage floating create $FLOATING_RANGE
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# Keystone
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# --------
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# (re)create keystone database
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mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'DROP DATABASE keystone;' || true
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mysql -u$MYSQL_USER -p$MYSQL_PASS -e 'CREATE DATABASE keystone;'
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# FIXME (anthony) keystone should use keystone.conf.example
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KEYSTONE_CONF=$KEYSTONE_DIR/etc/keystone.conf
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cp $DIR/files/keystone.conf $KEYSTONE_CONF
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sudo sed -e "s,%SQL_CONN%,$BASE_SQL_CONN/keystone,g" -i $KEYSTONE_CONF
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# initialize keystone with default users/endpoints
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BIN_DIR=$KEYSTONE_DIR/bin bash $DIR/files/keystone_data.sh
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# Launch Services
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# ===============
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# nova api crashes if we start it with a regular screen command,
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# so send the start command by forcing text into the window.
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# Only run the services specified in ``ENABLED_SERVICES``
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NL=`echo -ne '\015'`
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function screen_it {
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if [[ "$ENABLED_SERVICES" =~ "$1" ]]; then
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screen -S nova -X screen -t $1
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screen -S nova -p $1 -X stuff "$2$NL"
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fi
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}
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screen_it g-api "cd $GLANCE_DIR; bin/glance-api --config-file=etc/glance-api.conf"
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screen_it g-reg "cd $GLANCE_DIR; bin/glance-registry --config-file=etc/glance-registry.conf"
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# keystone drops a keystone.log where if it is run, so change the path to
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# where it can write
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screen_it key "cd /tmp; $KEYSTONE_DIR/bin/keystone --config-file $KEYSTONE_CONF"
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screen_it n-api "$NOVA_DIR/bin/nova-api"
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screen_it n-cpu "$NOVA_DIR/bin/nova-compute"
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screen_it n-net "$NOVA_DIR/bin/nova-network"
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screen_it n-sch "$NOVA_DIR/bin/nova-scheduler"
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# nova-vncproxy binds a privileged port, and so needs sudo
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screen_it n-vnc "sudo $NOVA_DIR/bin/nova-vncproxy"
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screen_it dash "sudo /etc/init.d/apache2 restart; sudo tail -f /var/log/apache2/error.log"
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# Install Images
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# ==============
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# Downloads a tty image (ami/aki/ari style), then extracts it. Upon extraction
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# we upload to glance with the glance cli tool.
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mkdir -p $DEST/images
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cd $DEST/images
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if [ ! -f $DEST/tty.tgz ]; then
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wget -c http://images.ansolabs.com/tty.tgz -O $DEST/tty.tgz
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fi
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# extract ami-tty/image, aki-tty/image & ari-tty/image
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tar -zxf $DEST/tty.tgz
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# add images to glance
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# FIXME: kernel/ramdisk is hardcoded - use return result from add
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glance add name="tty-kernel" is_public=true container_format=aki disk_format=aki < aki-tty/image
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glance add name="tty-ramdisk" is_public=true container_format=ari disk_format=ari < ari-tty/image
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glance add name="tty" is_public=true container_format=ami disk_format=ami kernel_id=1 ramdisk_id=2 < ami-tty/image
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