dbrestore.py 文件源码

def get_lo_alias_addr():
    # check all interfaces an try to find one with address 127.0.0.1
    # If that interface has another address, that's the one we need.
    ifname_loopback = None
    for interface in netifaces.interfaces():
        ip_addresses = []
        interface_addresses = netifaces.ifaddresses(interface)
        if netifaces.AF_INET not in interface_addresses:
            continue
        for address_data in interface_addresses[netifaces.AF_INET]:
            if address_data.get('addr') == '127.0.0.1':
                ifname_loopback = interface
            elif address_data.get('addr'):
                ip_addresses.append(address_data.get('addr'))
        if interface == ifname_loopback and ip_addresses:
            return ip_addresses[0]