devstack/lib/cinder
2012-11-04 12:34:31 +00:00

254 lines
9.9 KiB
Plaintext
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

# lib/cinder
# Install and start Cinder volume service
# Dependencies:
# - functions
# - DEST, DATA_DIR must be defined
# SERVICE_{TENANT_NAME|PASSWORD} must be defined
# ``KEYSTONE_TOKEN_FORMAT`` must be defined
# stack.sh
# ---------
# install_XXX
# configure_XXX
# init_XXX
# start_XXX
# stop_XXX
# cleanup_XXX
# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# set up default directories
CINDER_DIR=$DEST/cinder
CINDERCLIENT_DIR=$DEST/python-cinderclient
CINDER_STATE_PATH=${CINDER_STATE_PATH:=$DATA_DIR/cinder}
CINDER_CONF_DIR=/etc/cinder
CINDER_CONF=$CINDER_CONF_DIR/cinder.conf
CINDER_AUTH_CACHE_DIR=${CINDER_AUTH_CACHE_DIR:-/var/cache/cinder}
# Support entry points installation of console scripts
if [[ -d $CINDER_DIR/bin ]]; then
CINDER_BIN_DIR=$CINDER_DIR/bin
else
CINDER_BIN_DIR=/usr/local/bin
fi
# Name of the lvm volume group to use/create for iscsi volumes
VOLUME_GROUP=${VOLUME_GROUP:-stack-volumes}
VOLUME_NAME_PREFIX=${VOLUME_NAME_PREFIX:-volume-}
# cleanup_cinder() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_cinder() {
# This function intentionally left blank
:
}
# configure_cinder() - Set config files, create data dirs, etc
function configure_cinder() {
setup_develop $CINDER_DIR
setup_develop $CINDERCLIENT_DIR
if [[ ! -d $CINDER_CONF_DIR ]]; then
sudo mkdir -p $CINDER_CONF_DIR
fi
sudo chown `whoami` $CINDER_CONF_DIR
cp -p $CINDER_DIR/etc/cinder/policy.json $CINDER_CONF_DIR
# Set the paths of certain binaries
if [[ "$os_PACKAGE" = "deb" ]]; then
CINDER_ROOTWRAP=/usr/local/bin/cinder-rootwrap
else
CINDER_ROOTWRAP=/usr/bin/cinder-rootwrap
fi
# If Cinder ships the new rootwrap filters files, deploy them
# (owned by root) and add a parameter to $CINDER_ROOTWRAP
ROOTWRAP_CINDER_SUDOER_CMD="$CINDER_ROOTWRAP"
if [[ -d $CINDER_DIR/etc/cinder/rootwrap.d ]]; then
# Wipe any existing rootwrap.d files first
if [[ -d $CINDER_CONF_DIR/rootwrap.d ]]; then
sudo rm -rf $CINDER_CONF_DIR/rootwrap.d
fi
# Deploy filters to /etc/cinder/rootwrap.d
sudo mkdir -m 755 $CINDER_CONF_DIR/rootwrap.d
sudo cp $CINDER_DIR/etc/cinder/rootwrap.d/*.filters $CINDER_CONF_DIR/rootwrap.d
sudo chown -R root:root $CINDER_CONF_DIR/rootwrap.d
sudo chmod 644 $CINDER_CONF_DIR/rootwrap.d/*
# Set up rootwrap.conf, pointing to /etc/cinder/rootwrap.d
sudo cp $CINDER_DIR/etc/cinder/rootwrap.conf $CINDER_CONF_DIR/
sudo sed -e "s:^filters_path=.*$:filters_path=$CINDER_CONF_DIR/rootwrap.d:" -i $CINDER_CONF_DIR/rootwrap.conf
sudo chown root:root $CINDER_CONF_DIR/rootwrap.conf
sudo chmod 0644 $CINDER_CONF_DIR/rootwrap.conf
# Specify rootwrap.conf as first parameter to cinder-rootwrap
CINDER_ROOTWRAP="$CINDER_ROOTWRAP $CINDER_CONF_DIR/rootwrap.conf"
ROOTWRAP_CINDER_SUDOER_CMD="$CINDER_ROOTWRAP *"
fi
TEMPFILE=`mktemp`
echo "$USER ALL=(root) NOPASSWD: $ROOTWRAP_CINDER_SUDOER_CMD" >$TEMPFILE
chmod 0440 $TEMPFILE
sudo chown root:root $TEMPFILE
sudo mv $TEMPFILE /etc/sudoers.d/cinder-rootwrap
CINDER_API_PASTE_INI=$CINDER_CONF_DIR/api-paste.ini
cp $CINDER_DIR/etc/cinder/api-paste.ini $CINDER_API_PASTE_INI
iniset $CINDER_API_PASTE_INI filter:authtoken auth_host $KEYSTONE_AUTH_HOST
iniset $CINDER_API_PASTE_INI filter:authtoken auth_port $KEYSTONE_AUTH_PORT
iniset $CINDER_API_PASTE_INI filter:authtoken auth_protocol $KEYSTONE_AUTH_PROTOCOL
iniset $CINDER_API_PASTE_INI filter:authtoken admin_tenant_name $SERVICE_TENANT_NAME
iniset $CINDER_API_PASTE_INI filter:authtoken admin_user cinder
iniset $CINDER_API_PASTE_INI filter:authtoken admin_password $SERVICE_PASSWORD
if [[ "$KEYSTONE_TOKEN_FORMAT" == "PKI" ]]; then
iniset $CINDER_API_PASTE_INI filter:authtoken signing_dir $CINDER_AUTH_CACHE_DIR
fi
cp $CINDER_DIR/etc/cinder/cinder.conf.sample $CINDER_CONF
iniset $CINDER_CONF DEFAULT auth_strategy keystone
iniset $CINDER_CONF DEFAULT verbose True
iniset $CINDER_CONF DEFAULT volume_group $VOLUME_GROUP
iniset $CINDER_CONF DEFAULT volume_name_template ${VOLUME_NAME_PREFIX}%s
iniset $CINDER_CONF DEFAULT iscsi_helper tgtadm
local dburl
database_connection_url dburl cinder
iniset $CINDER_CONF DEFAULT sql_connection $dburl
iniset $CINDER_CONF DEFAULT api_paste_config $CINDER_API_PASTE_INI
iniset $CINDER_CONF DEFAULT root_helper "sudo ${CINDER_ROOTWRAP}"
iniset $CINDER_CONF DEFAULT osapi_volume_extension cinder.api.openstack.volume.contrib.standard_extensions
iniset $CINDER_CONF DEFAULT state_path $CINDER_STATE_PATH
if is_service_enabled qpid ; then
iniset $CINDER_CONF DEFAULT rpc_backend cinder.openstack.common.rpc.impl_qpid
elif is_service_enabled zeromq; then
iniset $CINDER_CONF DEFAULT rpc_backend nova.openstack.common.rpc.impl_zmq
elif [ -n "$RABBIT_HOST" ] && [ -n "$RABBIT_PASSWORD" ]; then
iniset $CINDER_CONF DEFAULT rabbit_host $RABBIT_HOST
iniset $CINDER_CONF DEFAULT rabbit_password $RABBIT_PASSWORD
fi
if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then
# Add color to logging output
iniset $CINDER_CONF DEFAULT logging_context_format_string "%(asctime)s %(color)s%(levelname)s %(name)s [%(request_id)s %(user_id)s %(project_id)s%(color)s] %(instance)s%(color)s%(message)s"
iniset $CINDER_CONF DEFAULT logging_default_format_string "%(asctime)s %(color)s%(levelname)s %(name)s [-%(color)s] %(instance)s%(color)s%(message)s"
iniset $CINDER_CONF DEFAULT logging_debug_format_suffix "from (pid=%(process)d) %(funcName)s %(pathname)s:%(lineno)d"
iniset $CINDER_CONF DEFAULT logging_exception_prefix "%(color)s%(asctime)s TRACE %(name)s %(instance)s"
fi
}
# init_cinder() - Initialize database and volume group
function init_cinder() {
# Force nova volumes off
NOVA_ENABLED_APIS=$(echo $NOVA_ENABLED_APIS | sed "s/osapi_volume,//")
if is_service_enabled $DATABASE_BACKENDS; then
# (re)create cinder database
recreate_database cinder utf8
# (re)create cinder database
$CINDER_BIN_DIR/cinder-manage db sync
fi
if is_service_enabled c-vol; then
# Configure a default volume group called '`stack-volumes`' for the volume
# service if it does not yet exist. If you don't wish to use a file backed
# volume group, create your own volume group called ``stack-volumes`` before
# invoking ``stack.sh``.
#
# By default, the backing file is 5G in size, and is stored in ``/opt/stack/data``.
if ! sudo vgs $VOLUME_GROUP; then
VOLUME_BACKING_FILE=${VOLUME_BACKING_FILE:-$DATA_DIR/${VOLUME_GROUP}-backing-file}
# Only create if the file doesn't already exists
[[ -f $VOLUME_BACKING_FILE ]] || truncate -s $VOLUME_BACKING_FILE_SIZE $VOLUME_BACKING_FILE
DEV=`sudo losetup -f --show $VOLUME_BACKING_FILE`
# Only create if the loopback device doesn't contain $VOLUME_GROUP
if ! sudo vgs $VOLUME_GROUP; then sudo vgcreate $VOLUME_GROUP $DEV; fi
fi
mkdir -p $CINDER_STATE_PATH/volumes
if sudo vgs $VOLUME_GROUP; then
if [[ "$os_PACKAGE" = "rpm" ]]; then
# RPM doesn't start the service
start_service tgtd
fi
# Remove iscsi targets
sudo tgtadm --op show --mode target | grep $VOLUME_NAME_PREFIX | grep Target | cut -f3 -d ' ' | sudo xargs -n1 tgt-admin --delete || true
# Clean out existing volumes
for lv in `sudo lvs --noheadings -o lv_name $VOLUME_GROUP`; do
# VOLUME_NAME_PREFIX prefixes the LVs we want
if [[ "${lv#$VOLUME_NAME_PREFIX}" != "$lv" ]]; then
sudo lvremove -f $VOLUME_GROUP/$lv
fi
done
fi
fi
if [[ "$KEYSTONE_TOKEN_FORMAT" == "PKI" ]]; then
# Create cache dir
sudo mkdir -p $CINDER_AUTH_CACHE_DIR
sudo chown `whoami` $CINDER_AUTH_CACHE_DIR
fi
}
# install_cinder() - Collect source and prepare
function install_cinder() {
git_clone $CINDER_REPO $CINDER_DIR $CINDER_BRANCH
git_clone $CINDERCLIENT_REPO $CINDERCLIENT_DIR $CINDERCLIENT_BRANCH
}
# apply config.d approach (e.g. Oneiric does not have this)
function _configure_tgt_for_config_d() {
if [[ ! -d /etc/tgt/conf.d/ ]]; then
sudo mkdir /etc/tgt/conf.d
echo "include /etc/tgt/conf.d/*.conf" | sudo tee -a /etc/tgt/targets.conf
fi
}
# start_cinder() - Start running processes, including screen
function start_cinder() {
if is_service_enabled c-vol; then
if [[ "$os_PACKAGE" = "deb" ]]; then
_configure_tgt_for_config_d
if [[ ! -f /etc/tgt/conf.d/cinder.conf ]]; then
echo "include $CINDER_STATE_PATH/volumes/*" | sudo tee /etc/tgt/conf.d/cinder.conf
fi
# tgt in oneiric doesn't restart properly if tgtd isn't running
# do it in two steps
sudo stop tgt || true
sudo start tgt
else
# bypass redirection to systemctl during restart
sudo /sbin/service --skip-redirect tgtd restart
fi
fi
screen_it c-api "cd $CINDER_DIR && $CINDER_BIN_DIR/cinder-api --config-file $CINDER_CONF"
screen_it c-vol "cd $CINDER_DIR && $CINDER_BIN_DIR/cinder-volume --config-file $CINDER_CONF"
screen_it c-sch "cd $CINDER_DIR && $CINDER_BIN_DIR/cinder-scheduler --config-file $CINDER_CONF"
}
# stop_cinder() - Stop running processes
function stop_cinder() {
# Kill the cinder screen windows
for serv in c-api c-sch c-vol; do
screen -S $SCREEN_NAME -p $serv -X kill
done
if is_service_enabled c-vol; then
stop_service tgt
fi
}
# Restore xtrace
$XTRACE