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@ -4,7 +4,7 @@
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# This script installs and configures *nova*, *glance*, *dashboard* and *keystone*
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# This script allows you to specify configuration options of what git
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# This script allows you to specify configuration options of what git
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# repositories to use, enabled services, network configuration and various
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# passwords. If you are crafty you can run the script on multiple nodes using
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# shared settings for common resources (mysql, rabbitmq) and build a multi-node
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@ -65,11 +65,11 @@ fi
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# in most cases.
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#
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# We our settings from ``stackrc``. This file is distributed with devstack and
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# contains locations for what repositories to use. If you want to use other
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# repositories and branches, you can add your own settings with another file
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# contains locations for what repositories to use. If you want to use other
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# repositories and branches, you can add your own settings with another file
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# called ``localrc``
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#
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# If ``localrc`` exists, then ``stackrc`` will load those settings. This is
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# If ``localrc`` exists, then ``stackrc`` will load those settings. This is
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# useful for changing a branch or repostiory to test other versions. Also you
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# can store your other settings like **MYSQL_PASSWORD** or **ADMIN_PASSWORD** instead
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# of letting devstack generate random ones for you.
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@ -86,12 +86,12 @@ DEST=${DEST:-/opt/stack}
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if [[ $EUID -eq 0 ]]; then
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echo "You are running this script as root."
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echo "In 10 seconds, we will create a user 'stack' and run as that user"
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sleep 10
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sleep 10
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# since this script runs as a normal user, we need to give that user
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# ability to run sudo
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apt-get update
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apt-get install -y sudo
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apt_get update
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apt_get install sudo
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if ! getent passwd stack >/dev/null; then
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echo "Creating a user called stack"
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@ -143,6 +143,14 @@ if [ ! -n "$HOST_IP" ]; then
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HOST_IP=`LC_ALL=C /sbin/ifconfig | grep -m 1 'inet addr:'| cut -d: -f2 | awk '{print $1}'`
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fi
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# apt-get wrapper to just get arguments set correctly
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function apt_get() {
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local sudo="sudo"
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[ "$(id -u)" = "0" ] && sudo=""
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$sudo DEBIAN_FRONTEND=noninteractive apt-get \
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--option "Dpkg::Options::=--force-confold" --assume-yes "$@"
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}
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# Generic helper to configure passwords
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function read_password {
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set +o xtrace
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@ -158,7 +166,7 @@ function read_password {
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touch $localrc
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fi
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# Presumably if we got this far it can only be that our localrc is missing
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# Presumably if we got this far it can only be that our localrc is missing
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# the required password. Prompt user for a password and write to localrc.
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echo ''
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echo '################################################################################'
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@ -183,7 +191,7 @@ function read_password {
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# Nova Network Configuration
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# --------------------------
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# FIXME: more documentation about why these are important flags. Also
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# FIXME: more documentation about why these are important flags. Also
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# we should make sure we use the same variable names as the flag names.
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PUBLIC_INTERFACE=${PUBLIC_INTERFACE:-eth0}
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@ -204,15 +212,15 @@ MULTI_HOST=${MULTI_HOST:-0}
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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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#
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# **DHCP Warning**: If your flat interface device uses DHCP, there will be a
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# hiccup while the network is moved from the flat interface to the flat network
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# bridge. This will happen when you launch your first instance. Upon launch
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# you will lose all connectivity to the node, and the vm launch will probably
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# **DHCP Warning**: If your flat interface device uses DHCP, there will be a
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# hiccup while the network is moved from the flat interface to the flat network
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# bridge. This will happen when you launch your first instance. Upon launch
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# you will lose all connectivity to the node, and the vm launch will probably
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# fail.
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#
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# If you are running on a single node and don't need to access the VMs from
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#
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# If you are running on a single node and don't need to access the VMs from
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# devices other than that node, you can set the flat interface to the same
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# value as ``FLAT_NETWORK_BRIDGE``. This will stop the network hiccup from
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# value as ``FLAT_NETWORK_BRIDGE``. This will stop the network hiccup from
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# occuring.
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FLAT_INTERFACE=${FLAT_INTERFACE:-eth0}
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@ -222,11 +230,11 @@ FLAT_INTERFACE=${FLAT_INTERFACE:-eth0}
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# MySQL & RabbitMQ
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# ----------------
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# We configure Nova, Dashboard, Glance and Keystone to use MySQL as their
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# We configure Nova, Dashboard, Glance and Keystone to use MySQL as their
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# database server. While they share a single server, each has their own
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# database and tables.
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# By default this script will install and configure MySQL. If you want to
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# By default this script will install and configure MySQL. If you want to
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# use an existing server, you can pass in the user/password/host parameters.
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# You will need to send the same ``MYSQL_PASSWORD`` to every host if you are doing
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# a multi-node devstack installation.
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@ -283,8 +291,8 @@ fi
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# install apt requirements
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sudo apt-get update
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sudo apt-get install -qqy `cat $FILES/apts/* | cut -d\# -f1 | grep -Ev "mysql-server|rabbitmq-server"`
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apt_get update
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apt_get install `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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@ -351,7 +359,11 @@ cp $FILES/screenrc ~/.screenrc
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if [[ "$ENABLED_SERVICES" =~ "rabbit" ]]; then
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# Install and start rabbitmq-server
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sudo apt-get install -y -q rabbitmq-server
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# the temp file is necessary due to LP: #878600
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tfile=$(mktemp)
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apt_get install rabbitmq-server > "$tfile" 2>&1
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cat "$tfile"
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rm -f "$tfile"
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# change the rabbit password since the default is "guest"
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sudo rabbitmqctl change_password guest $RABBIT_PASSWORD
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fi
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@ -383,7 +395,7 @@ EOF
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fi
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# Install and start mysql-server
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sudo apt-get -y -q install mysql-server
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apt_get install mysql-server
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# Update the DB to give user ‘$MYSQL_USER’@’%’ full control of the all databases:
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sudo mysql -uroot -p$MYSQL_PASSWORD -e "GRANT ALL PRIVILEGES ON *.* TO '$MYSQL_USER'@'%' identified by '$MYSQL_PASSWORD';"
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@ -471,8 +483,8 @@ if [[ "$ENABLED_SERVICES" =~ "n-cpu" ]]; then
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# attempt to load modules: network block device - used to manage qcow images
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sudo modprobe nbd || true
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# Check for kvm (hardware based virtualization). If unable to initialize
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# kvm, we drop back to the slower emulation mode (qemu). Note: many systems
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# Check for kvm (hardware based virtualization). If unable to initialize
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# kvm, we drop back to the slower emulation mode (qemu). Note: many systems
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# come with hardware virtualization disabled in BIOS.
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if [[ "$LIBVIRT_TYPE" == "kvm" ]]; then
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sudo modprobe kvm || true
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@ -486,7 +498,7 @@ if [[ "$ENABLED_SERVICES" =~ "n-cpu" ]]; then
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# splitting a system into many smaller parts. LXC uses cgroups and chroot
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# to simulate multiple systems.
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if [[ "$LIBVIRT_TYPE" == "lxc" ]]; then
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sudo apt-get install lxc -y
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apt_get install lxc
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# lxc uses cgroups (a kernel interface via virtual filesystem) configured
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# and mounted to ``/cgroup``
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sudo mkdir -p /cgroup
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@ -501,7 +513,7 @@ if [[ "$ENABLED_SERVICES" =~ "n-cpu" ]]; then
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# The user that nova runs as needs to be member of libvirtd group otherwise
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# nova-compute will be unable to use libvirt.
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sudo usermod -a -G libvirtd `whoami`
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# libvirt detects various settings on startup, as we potentially changed
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# libvirt detects various settings on startup, as we potentially changed
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# the system configuration (modules, filesystems), we need to restart
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# libvirt to detect those changes.
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sudo /etc/init.d/libvirt-bin restart
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@ -514,7 +526,7 @@ if [[ "$ENABLED_SERVICES" =~ "n-cpu" ]]; then
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mkdir -p $NOVA_DIR/instances
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# You can specify a different disk to be mounted and used for backing the
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# virtual machines. If there is a partition labeled nova-instances we
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# virtual machines. If there is a partition labeled nova-instances we
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# mount it (ext filesystems can be labeled via e2label).
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if [ -L /dev/disk/by-label/nova-instances ]; then
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if ! mount -n | grep -q nova-instances; then
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Anthony Young
13 years ago