136 lines
5.2 KiB
Bash
136 lines
5.2 KiB
Bash
#!/bin/bash -e
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# Folsom-specific functions
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nova_set_or_update() {
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# Set a config option in nova.conf or api-paste.ini, depending
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# Defaults to updating nova.conf
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local key="$1"
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local value="$2"
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local conf_file="$3"
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local section="${4:-DEFAULT}"
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local nova_conf=${NOVA_CONF:-/etc/nova/nova.conf}
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local api_conf=${API_CONF:-/etc/nova/api-paste.ini}
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local quantum_conf=${QUANTUM_CONF:-/etc/quantum/quantum.conf}
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local quantum_api_conf=${QUANTUM_API_CONF:-/etc/quantum/api-paste.ini}
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local quantum_plugin_conf=${QUANTUM_PLUGIN_CONF:-/etc/quantum/plugins/openvswitch/ovs_quantum_plugin.ini}
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local libvirtd_conf=${LIBVIRTD_CONF:-/etc/libvirt/libvirtd.conf}
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[[ -z $key ]] && juju-log "$CHARM: set_or_update: value $value missing key" && exit 1
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[[ -z $value ]] && juju-log "$CHARM: set_or_update: key $key missing value" && exit 1
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[[ -z "$conf_file" ]] && conf_file=$nova_conf
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local pattern=""
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case "$conf_file" in
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"$nova_conf") match="^$key="
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pattern="$key="
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out=$pattern
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;;
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"$api_conf"|"$quantum_conf"|"$quantum_api_conf"|"$quantum_plugin_conf"| \
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"$libvirtd_conf")
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match="^$key = "
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pattern="$match"
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out="$key = "
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;;
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*) juju-log "$CHARM ERROR: set_or_update: Invalid conf_file ($conf_file)"
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esac
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cat $conf_file | grep "$match$value" >/dev/null &&
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juju-log "$CHARM: $key=$value already in set in $conf_file" \
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&& return 0
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case $conf_file in
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"$quantum_conf"|"$quantum_api_conf"|"$quantum_plugin_conf")
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python -c "
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import ConfigParser
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config = ConfigParser.RawConfigParser()
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config.read('$conf_file')
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config.set('$section','$key','$value')
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with open('$conf_file', 'wb') as configfile:
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config.write(configfile)
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"
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;;
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*)
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if cat $conf_file | grep "$match" >/dev/null ; then
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juju-log "$CHARM: Updating $conf_file, $key=$value"
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sed -i "s|\($pattern\).*|\1$value|" $conf_file
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else
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juju-log "$CHARM: Setting new option $key=$value in $conf_file"
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echo "$out$value" >>$conf_file
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fi
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;;
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esac
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CONFIG_CHANGED="True"
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}
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# Upgrade Helpers
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nova_pre_upgrade() {
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# Pre-upgrade helper. Caller should pass the version of OpenStack we are
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# upgrading from.
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return 0 # Nothing to do here, yet.
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}
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nova_post_upgrade() {
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# Post-upgrade helper. Caller should pass the version of OpenStack we are
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# upgrading from.
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local upgrade_from="$1"
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juju-log "$CHARM: Running post-upgrade hook: $upgrade_from -> folsom."
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# We only support essex -> folsom, currently.
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[[ "$upgrade_from" != "essex" ]] &&
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error_out "Unsupported upgrade: $upgrade_from -> folsom"
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# This may be dangerous, if we are upgrading a number of units at once
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# and they all begin the same migration concurrently. Migrate only from
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# the cloud controller(s).
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if [[ "$CHARM" == "nova-cloud-controller" ]] ; then
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juju-log "$CHARM: Migrating nova database."
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/usr/bin/nova-manage db sync
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# Trigger a service restart on all other nova nodes.
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trigger_remote_service_restarts
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fi
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# Packaging currently takes care of converting the Essex gflags format
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# to .ini, but we need to update the api-paste.ini manually. It can be
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# updated directly from keystone, via the identity-service relation,
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# if it exists. Only services that require keystone credentials will
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# have modified api-paste.ini, and only those services will have a .dpkg-dist
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# version present.
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local r_id=$(relation-ids identity-service)
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if [[ -n "$r_id" ]] && [[ -e "$CONF_DIR/api-paste.ini.dpkg-dist" ]] ; then
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# Backup the last api config, update the stock packaged version
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# with our current Keystone info.
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mv $API_CONF $CONF_DIR/api-paste.ini.juju-last
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mv $CONF_DIR/api-paste.ini.dpkg-dist $CONF_DIR/api-paste.ini
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unit=$(relation-list -r $r_id | head -n1)
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# Note, this should never be called from an relation hook, only config-changed.
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export JUJU_REMOTE_UNIT=$unit
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service_port=$(relation-get -r $r_id service_port)
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auth_port=$(relation-get -r $r_id auth_port)
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service_username=$(relation-get -r $r_id service_username)
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service_password=$(relation-get -r $r_id service_password)
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service_tenant=$(relation-get -r $r_id service_tenant)
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keystone_host=$(relation-get -r $r_id private-address)
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unset JUJU_REMOTE_UNIT
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juju-log "$CHARM: Updating new api-paste.ini with keystone data from $unit:$r_id"
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set_or_update "service_host" "$keystone_host" "$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_port" "$auth_port" "$API_CONF"
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set_or_update "auth_uri" "http://$keystone_host:$service_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" "$API_CONF"
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set_or_update "admin_password" "$service_password" "$API_CONF"
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fi
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# TEMPORARY
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# RC3 packaging in cloud archive doesn't have this in postinst. Do it here
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sed -e "s,^root_helper=.\+,rootwrap_config=/etc/nova/rootwrap.conf," -i /etc/nova/nova.conf
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juju-log "$CHARM: Post-upgrade hook complete: $upgrade_from -> folsom."
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}
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