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#!/bin/bash
CHARM="glance"
SERVICES="glance-api glance-registry"
PACKAGES="glance python-mysqldb python-swift python-keystone uuid"
GLANCE_REGISTRY_CONF="/etc/glance/glance-registry.conf"
GLANCE_REGISTRY_PASTE_INI="/etc/glance/glance-registry-paste.ini"
GLANCE_API_CONF="/etc/glance/glance-api.conf"
GLANCE_API_PASTE_INI="/etc/glance/glance-api-paste.ini"
CONF_DIR="/etc/glance"
if [[ -e "$CHARM_DIR/lib/openstack-common" ]] ; then
. $CHARM_DIR/lib/openstack-common
else
juju-log "ERROR: Couldn't load $CHARM_DIR/lib/openstack-common." && exit 1
fi
function set_paste_deploy_flavor {
local flavor="$1"
local config="$2"
case $config in
"api") local conf=$GLANCE_API_CONF ;;
"registry") local conf=$GLANCE_REGISTRY_CONF ;;
*) juju-log "ERROR: set_paste_deploy: invalid config=$config" && exit 1 ;;
esac
if ! grep -q "\[paste_deploy\]" "$conf" ; then
juju-log "Updating $conf: Setting new paste_deploy flavor = $flavor"
echo -e "\n[paste_deploy]\nflavor = keystone\n" >>$conf && return 0
juju-log "ERROR: Could not update paste_deploy flavor in $conf" && return 1
fi
juju-log "Updating $conf: Setting paste_deploy flavor = $flavor"
local tag="[paste_deploy]"
sed -i "/$tag/, +1 s/\(flavor = \).*/\1$flavor/g" $conf && return 0
juju-log "ERROR: Could not update paste_deploy flavor in $conf" && return 1
}
function update_pipeline {
# updates pipeline middleware definitions in api-paste.ini
local pipeline="$1"
local new="$2"
local config="$3"
case $config in
"api") local api_conf=$GLANCE_API_CONF ;;
"registry") local api_conf=$GLANCE_REGISTRY_CONF ;;
*) juju-log "ERROR: update_pipeline: invalid config=$config" && exit 1 ;;
esac
local tag="\[pipeline:$pipeline\]"
if ! grep -q "$tag" $api_conf ; then
juju-log "ERROR: update_pipeline: pipeline not found: $pipeline"
return 1
fi
juju-log "Updating pipeline:$pipeline in $api_conf"
sed -i "/$tag/, +1 s/\(pipeline = \).*/\1$new/g" $api_conf
}
function set_or_update {
# This handles configuration of both api and registry server
# until LP #806241 is resolved. Until then, $3 is either
# 'api' or 'registry' to specify which
# set or update a key=value config option in glance.conf
KEY=$1
VALUE=$2
case "$3" in
"api") CONF=$GLANCE_API_CONF ;;
"api-paste") CONF=$GLANCE_API_PASTE_INI ;;
"registry") CONF=$GLANCE_REGISTRY_CONF ;;
"registry-paste") CONF=$GLANCE_REGISTRY_PASTE_INI ;;
*) juju-log "ERROR: set_or_update(): Invalid or no config file specified." \
&& exit 1 ;;
esac
[[ -z $KEY ]] && juju-log "ERROR: set_or_update(): value $VALUE missing key" \
&& exit 1
[[ -z $VALUE ]] && juju-log "ERROR: set_or_update(): key $KEY missing value" \
&& exit 1
cat $CONF | grep "$KEY = $VALUE" >/dev/null \
&& juju-log "glance: $KEY = $VALUE already set" exit 0
if cat $CONF | grep "$KEY =" >/dev/null ; then
sed -i "s|\($KEY = \).*|\1$VALUE|" $CONF
else
echo "$KEY = $VALUE" >>$CONF
fi
}
do_openstack_upgrade() {
# update openstack components to those provided by a new installation source
# it is assumed the calling hook has confirmed that the upgrade is sane.
local rel="$1"
shift
local packages=$@
orig_os_rel=$(get_os_codename_package "glance-common")
new_rel=$(get_os_codename_install_source "$rel")
# Backup the config directory.
local stamp=$(date +"%Y%m%d%M%S")
tar -pcf /var/lib/juju/$CHARM-backup-$stamp.tar $CONF_DIR
# Setup apt repository access and kick off the actual package upgrade.
configure_install_source "$rel"
apt-get update
DEBIAN_FRONTEND=noninteractive apt-get --option Dpkg::Options::=--force-confnew -y \
install --no-install-recommends $packages
# Update the new config files for existing relations.
local r_id=""
r_id=$(relation-ids shared-db)
if [[ -n "$r_id" ]] ; then
juju-log "$CHARM: Configuring database after upgrade to $rel."
db_changed $r_id
fi
r_id=$(relation-ids identity-service)
if [[ -n "$r_id" ]] ; then
juju-log "$CHARM: Configuring identity service after upgrade to $rel."
keystone_changed $r_id
fi
}
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