**** CubicPower OpenStack Study ****
def to_global(prefix, mac, project_id):
try:
mac64 = netaddr.EUI(mac).eui64().words
int_addr = int(''.join(['%02x' % i for i in mac64]), 16)
mac64_addr = netaddr.IPAddress(int_addr)
maskIP = netaddr.IPNetwork(prefix).ip
return (mac64_addr ^ netaddr.IPAddress('::0200:0:0:0') |
maskIP).format()
except netaddr.AddrFormatError:
raise TypeError(_('Bad mac for to_global_ipv6: %s') % mac)
except TypeError:
raise TypeError(_('Bad prefix for to_global_ipv6: %s') % prefix)
**** CubicPower OpenStack Study ****
def to_mac(ipv6_address):
address = netaddr.IPAddress(ipv6_address)
mask1 = netaddr.IPAddress('::ffff:ffff:ffff:ffff')
mask2 = netaddr.IPAddress('::0200:0:0:0')
mac64 = netaddr.EUI(int(address & mask1 ^ mask2)).words
return ':'.join(['%02x' % i for i in mac64[0:3] + mac64[5:8]])