|  | # lib/quantum | 
|  | # functions - funstions specific to quantum | 
|  |  | 
|  | # Save trace setting | 
|  | XTRACE=$(set +o | grep xtrace) | 
|  | set +o xtrace | 
|  |  | 
|  | # Configures keystone integration for quantum service and agents | 
|  | function quantum_setup_keystone() { | 
|  | local conf_file=$1 | 
|  | local section=$2 | 
|  | local use_auth_url=$3 | 
|  | if [[ -n $use_auth_url ]]; then | 
|  | iniset $conf_file $section auth_url "$KEYSTONE_SERVICE_PROTOCOL://$KEYSTONE_AUTH_HOST:$KEYSTONE_AUTH_PORT/v2.0" | 
|  | else | 
|  | iniset $conf_file $section auth_host $KEYSTONE_SERVICE_HOST | 
|  | iniset $conf_file $section auth_port $KEYSTONE_AUTH_PORT | 
|  | iniset $conf_file $section auth_protocol $KEYSTONE_SERVICE_PROTOCOL | 
|  | fi | 
|  | iniset $conf_file $section admin_tenant_name $SERVICE_TENANT_NAME | 
|  | iniset $conf_file $section admin_user $Q_ADMIN_USERNAME | 
|  | iniset $conf_file $section admin_password $SERVICE_PASSWORD | 
|  | } | 
|  |  | 
|  | function quantum_setup_ovs_bridge() { | 
|  | local bridge=$1 | 
|  | for PORT in `sudo ovs-vsctl --no-wait list-ports $bridge`; do | 
|  | if [[ "$PORT" =~ tap* ]]; then echo `sudo ip link delete $PORT` > /dev/null; fi | 
|  | sudo ovs-vsctl --no-wait del-port $bridge $PORT | 
|  | done | 
|  | sudo ovs-vsctl --no-wait -- --if-exists del-br $bridge | 
|  | sudo ovs-vsctl --no-wait add-br $bridge | 
|  | sudo ovs-vsctl --no-wait br-set-external-id $bridge bridge-id $bridge | 
|  | } | 
|  |  | 
|  | # Restore xtrace | 
|  | $XTRACE |