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- Committer: Adam Gandelman
- Date: 2013-06-03 17:34:04 UTC
- mfrom: (16.2.32 cinder)
- Revision ID: adamg@canonical.com-20130603173404-wg0uxudqi4f53ho2
Support for Grizzly. Support for HA.
- files added:
- hooks/cluster-relation-changed
- hooks/cluster-relation-departed
- hooks/config-changed
- hooks/ha-relation-changed
- hooks/ha-relation-joined
- hooks/image-service-relation-changed
- hooks/upgrade-charm
- scripts
- files modified:
- config.yaml
added
removed
hooks/cinder-hooks
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#!/bin/bash -e
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CHARM_DIR=$(dirname $0)
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if [[ -e $CHARM_DIR/cinder-common ]] ; then
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. $CHARM_DIR/cinder-common
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HOOKS_DIR="$CHARM_DIR/hooks"
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if [[ -e $HOOKS_DIR/cinder-common ]] ; then
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. $HOOKS_DIR/cinder-common
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else
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juju-log "ERROR: Could not source cinder-common from $CHARM_DIR."
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juju-log "ERROR: Could not source cinder-common from $HOOKS_DIR."
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exit 1
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fi
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install_hook() {
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install_source="$(config-get openstack-origin)"
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# Check if we are deploying to Precise. If so, we need to use
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# the Cloud Archive instead of the Ubuntu Archive since Cinder
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# does not exist there (for precise).
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# Check if we are deploying to Precise from distro.
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# If so, we need to use the Cloud Archive instead of the
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# Ubuntu Archive since Cinder does not exist there (for precise).
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. /etc/lsb-release
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[[ "$DISTRIB_CODENAME" == "precise" ]] &&
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[[ "$DISTRIB_CODENAME" == "precise" && "$install_source" == "distro" ]] &&
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install_source="cloud:precise-folsom"
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configure_install_source "$install_source"
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cinder_ctl cinder-volume restart
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fi
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fi
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configure_https
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}
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db_joined() {
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}
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db_changed() {
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db_host=$(relation-get private-address)
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db_password=$(relation-get password)
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local r_id="$1"
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local unit_id="$2"
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local r_arg=""
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[[ -n "$r_id" ]] && r_arg="-r $r_id"
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db_host=$(relation-get $r_arg db_host $unit_id)
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db_password=$(relation-get $r_arg password $unit_id)
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[[ -z "$db_host" ]] || [[ -z "$db_password" ]] &&
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juju-log "Missing DB_HOST|DB_PASSWORD, peer not ready? Will retry." &&
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cinder_db=$(config-get cinder-db)
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juju-log "cinder: Configuring cinder for database access to $cinder_db@$db_host"
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set_or_update sql_connection "mysql://$db_user:$db_password@$db_host/$cinder_db"
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cinder_ctl all stop
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/usr/bin/cinder-manage db sync
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cinder_ctl all start
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if eligible_leader 'res_cinder_vip'; then
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/usr/bin/cinder-manage db sync
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fi
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cinder_ctl all restart
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}
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amqp_joined() {
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}
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amqp_changed() {
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rabbit_host=$(relation-get private-address)
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rabbit_password=$(relation-get password)
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local r_id="$1"
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local unit_id="$2"
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local r_arg=""
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[[ -n "$r_id" ]] && r_arg="-r $r_id"
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rabbit_host=$(relation-get $r_arg private-address $unit_id)
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rabbit_password=$(relation-get $r_arg password $unit_id)
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[[ -z "$rabbit_host" ]] || [[ -z "$rabbit_password" ]] &&
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juju-log "Missing rabbit_host||rabbit_passwd, peer not ready? Will retry." && exit 0
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local clustered=$(relation-get $r_arg clustered $unit_id)
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if [[ -n "$clustered" ]] ; then
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juju-log "$CHARM - amqp_changed: Configuring for access to haclustered "\
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"rabbitmq service."
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local vip=$(relation-get $r_arg vip $unit_id)
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[[ -z "$vip" ]] && juju-log "$CHARM - amqp_changed: Clustered bu no vip."\
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&& exit 0
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rabbit_host="$vip"
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fi
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juju-log "cinder: Configuring cinder for amqp access to $rabbit_host:$rabbit_vhost"
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rabbit_user=$(config-get rabbit-user)
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rabbit_vhost=$(config-get rabbit-vhost)
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}
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keystone_joined() {
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port=$(config-get api-listening-port)
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url="http://$(unit-get private-address):$port/v1/\$(tenant_id)s"
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relation-set service="cinder" \
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region="RegionOne" public_url="$url" admin_url="$url" internal_url="$url"
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# Exit hook execution if unit is not leader of cluster/service
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eligible_leader 'res_cinder_vip' || return 0
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# determine correct endpoint URL
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https && scheme="https" || scheme="http"
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is_clustered && local host=$(config-get vip) ||
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local host=$(unit-get private-address)
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local url="$scheme://$host:$(config-get api-listening-port)/v1/\$(tenant_id)s"
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r_id=""
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if [[ -n "$1" ]] ; then
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r_id="-r $1"
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fi
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relation-set $r_id service="cinder" \
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region="$(config-get region)" public_url="$url" admin_url="$url" internal_url="$url"
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}
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keystone_changed() {
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service_port=$(relation-get service_port)
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auth_port=$(relation-get auth_port)
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service_username=$(relation-get service_username)
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service_password=$(relation-get service_password)
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service_tenant=$(relation-get service_tenant)
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local r_id="$1"
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local unit_id="$2"
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local r_arg=""
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[[ -n "$r_id" ]] && r_arg="-r $r_id"
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service_port=$(relation-get $r_arg service_port $unit_id)
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auth_port=$(relation-get $r_arg auth_port $unit_id)
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service_username=$(relation-get $r_arg service_username $unit_id)
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service_password=$(relation-get $r_arg service_password $unit_id)
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service_tenant=$(relation-get $r_arg service_tenant $unit_id)
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service_host=$(relation-get $r_arg service_host $unit_id)
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auth_host=$(relation-get $r_arg auth_host $unit_id)
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[[ -z "$service_port" ]] || [[ -z "$auth_port" ]] ||
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[[ -z "$service_username" ]] || [[ -z "$service_password" ]] ||
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[[ -z "$service_tenant" ]] && juju-log "keystone_changed: Peer not ready" &&
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exit 0
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keystone_host=$(relation-get private-address)
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# update keystone authtoken settings accordingly
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set_or_update "service_host" "$keystone_host" "$API_CONF"
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set_or_update "service_host" "$service_host" "$API_CONF"
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set_or_update "service_port" "$service_port" "$API_CONF"
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set_or_update "auth_host" "$keystone_host" "$API_CONF"
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set_or_update "auth_host" "$auth_host" "$API_CONF"
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set_or_update "auth_port" "$auth_port" "$API_CONF"
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set_or_update "admin_tenant_name" "$service_tenant" "$API_CONF"
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set_or_update "admin_user" "$service_username" "$API_CONF"
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set_or_update "auth_strategy" "keystone" "$CINDER_CONF"
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cinder_ctl all restart
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configure_https
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}
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function ceph_joined {
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}
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function ceph_changed {
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local r_id="$1"
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local unit_id="$2"
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local r_arg=""
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[[ -n "$r_id" ]] && r_arg="-r $r_id"
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SERVICE_NAME=`echo $JUJU_UNIT_NAME | cut -d / -f 1`
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KEYRING=/etc/ceph/ceph.client.$SERVICE_NAME.keyring
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KEY=`relation-get key`
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KEY=`relation-get $r_arg key $unit_id`
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if [ -n "$KEY" ]; then
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# But only once
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if [ ! -f $KEYRING ]; then
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exit 0
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fi
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MONS=`relation-list`
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MONS=`relation-list $r_arg`
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mon_hosts=""
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for mon in $MONS; do
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mon_hosts="$mon_hosts $(get_ip $(relation-get private-address $mon)):6789"
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mon_hosts="$mon_hosts $(get_ip $(relation-get $r_arg private-address $mon)):6789"
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done
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cat > /etc/ceph/ceph.conf << EOF
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[global]
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auth supported = $(relation-get auth)
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auth supported = $(relation-get $r_id auth $unit_id)
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keyring = /etc/ceph/\$cluster.\$name.keyring
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mon host = $mon_hosts
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EOF
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# XXX: Horrid kludge to make cinder-volume use
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# a different ceph username than admin
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echo "CEPH_ARGS=--id $SERVICE_NAME" >> /etc/environment
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if [ -z "`grep CEPH_ARGS /etc/environment`" ]; then
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# Only insert environment var if we don't already have it
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echo "CEPH_ARGS=\"--id $SERVICE_NAME\"" >> /etc/environment
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fi
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# Also add it to the overrides for cinder volume
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# in preparation for move to start-stop-daemon.
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echo "env CEPH_ARGS=\"--id $SERVICE_NAME\"" > /etc/init/cinder-volume.override
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# Create the cinder pool if it does not already exist
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if ! rados --id $SERVICE_NAME lspools | grep -q cinder; then
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rados --id $SERVICE_NAME mkpool cinder
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# Only the leader should try to create pools
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if eligible_leader 'res_cinder_vip'; then
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# Create the cinder pool if it does not already exist
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if ! rados --id $SERVICE_NAME lspools | grep -q cinder; then
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rados --id $SERVICE_NAME mkpool cinder
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fi
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fi
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# Reconfigure cinder-volume
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set_or_update volume_driver cinder.volume.driver.RBDDriver
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set_or_update rbd_pool cinder
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# Set host to service name to ensure that requests get
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# distributed across all cinder servers in a cluster
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# as they can all service ceph requests.
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set_or_update host "$SERVICE_NAME"
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cinder_ctl "cinder-volume" restart
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}
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function cluster_changed() {
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service_enabled "api" || return 0
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[[ -z "$(peer_units)" ]] &&
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juju-log "cluster_changed() with no peers." && exit 0
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local cfg_api_port="$(config-get api-listening-port)"
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local haproxy_port="$(determine_haproxy_port $cfg_api_port)"
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local backend_port="$(determine_api_port $cfg_api_port)"
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service cinder-api stop || :
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configure_haproxy "cinder_api:$haproxy_port:$backend_port"
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set_or_update osapi_volume_listen_port "$backend_port"
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service cinder-api start
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}
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function upgrade_charm() {
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cluster_changed
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}
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function ha_relation_joined() {
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local corosync_bindiface=`config-get ha-bindiface`
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local corosync_mcastport=`config-get ha-mcastport`
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local vip=`config-get vip`
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local vip_iface=`config-get vip_iface`
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local vip_cidr=`config-get vip_cidr`
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if [ -n "$vip" ] && [ -n "$vip_iface" ] && \
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[ -n "$vip_cidr" ] && [ -n "$corosync_bindiface" ] && \
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[ -n "$corosync_mcastport" ]; then
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# TODO: This feels horrible but the data required by the hacluster
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# charm is quite complex and is python ast parsed.
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resources="{
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'res_cinder_vip':'ocf:heartbeat:IPaddr2',
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'res_cinder_haproxy':'lsb:haproxy'
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}"
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resource_params="{
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'res_cinder_vip': 'params ip=\"$vip\" cidr_netmask=\"$vip_cidr\" nic=\"$vip_iface\"',
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'res_cinder_haproxy': 'op monitor interval=\"5s\"'
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}"
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init_services="{
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'res_cinder_haproxy':'haproxy'
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}"
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clones="{
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'cl_cinder_haproxy': 'res_cinder_haproxy'
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}"
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relation-set corosync_bindiface=$corosync_bindiface \
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corosync_mcastport=$corosync_mcastport \
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resources="$resources" resource_params="$resource_params" \
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init_services="$init_services" clones="$clones"
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else
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juju-log "Insufficient configuration data to configure hacluster"
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exit 1
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fi
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}
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function ha_relation_changed() {
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local clustered=`relation-get clustered`
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if [ -n "$clustered" ] && is_leader 'res_cinder_vip'; then
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juju-log "Cluster leader, reconfiguring keystone endpoint"
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https && local scheme="https" || local scheme="http"
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local url="$scheme://$(config-get vip):$(config-get api-listening-port)/v1/\$(tenant_id)s"
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local r_id=""
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for r_id in `relation-ids identity-service`; do
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relation-set -r $r_id service="cinder" \
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region="$(config-get region)" \
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public_url="$url" admin_url="$url" internal_url="$url"
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done
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fi
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}
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function config_changed() {
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# possibly upgrade if openstack-origin has been bumped
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local install_src=$(config-get openstack-origin)
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local cur=$(get_os_codename_package "cinder-common")
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local available=$(get_os_codename_install_source "$install_src")
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if dpkg --compare-versions $(get_os_version_codename "$cur") lt \
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$(get_os_version_codename "$available") ; then
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juju-log "$CHARM: Upgrading OpenStack release: $cur -> $available."
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# need to explicitly upgrade ksc b/c (LP: 1182689)
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do_openstack_upgrade "$install_src" $(determine_packages) python-keystoneclient
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fi
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configure_https
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# Save our scriptrc env variables for health checks
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declare -a env_vars=(
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"OPENSTACK_PORT_MCASTPORT=$(config-get ha-mcastport)"
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'OPENSTACK_SERVICE_API=cinder-api'
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'OPENSTACK_SERVICE_SCHEDULER=cinder-scheduler'
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'OPENSTACK_SERVICE_VOLUME=cinder-volume')
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save_script_rc ${env_vars[@]}
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}
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function image-service_changed {
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GLANCE_API_SERVER=`relation-get glance-api-server`
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if [[ -z $GLANCE_API_SERVER ]] ; then
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echo "image-service_changed: GLANCE_API_SERVER not yet set. Exit 0 and retry"
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exit 0
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fi
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set_or_update glance_api_servers $GLANCE_API_SERVER
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apt-get -y install qemu-utils
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cinder_ctl all restart
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}
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arg0=$(basename $0)
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juju-log "cinder: Attempting to fire hook for: $arg0"
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case $arg0 in
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"ceph-relation-changed") ceph_changed;;
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"cinder-volume-service-relation-joined") exit 0 ;;
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"cinder-volume-service-relation-changed") exit 0 ;;
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"cluster-relation-changed") cluster_changed ;;
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"cluster-relation-departed") cluster_changed ;;
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"image-service-relation-changed") image-service_changed ;;
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"ha-relation-joined") ha_relation_joined ;;
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"ha-relation-changed") ha_relation_changed ;;
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"upgrade-charm") upgrade_charm ;;
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"config-changed") config_changed ;;
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*) exit 0
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esac
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