ceph_hooks.py 文件源码

def az_info():
    az_info = ""
    config_az = config("availability_zone")
    juju_az_info = os.environ.get('JUJU_AVAILABILITY_ZONE')
    if juju_az_info:
        # NOTE(jamespage): avoid conflicting key with root
        #                  of crush hierarchy
        if juju_az_info == 'default':
            juju_az_info = 'default-rack'
        az_info = "{} rack={}".format(az_info, juju_az_info)
    if config_az:
        # NOTE(jamespage): avoid conflicting key with root
        #                  of crush hierarchy
        if config_az == 'default':
            config_az = 'default-row'
        az_info = "{} row={}".format(az_info, config_az)
    if az_info != "":
        log("AZ Info: " + az_info)
        return az_info