Remove method get_ipv6_addr_by_EUI64

oslo_utils.netutils provides same method get_ipv6_addr_by_EUI64

Change-Id: Ibc615d652be4594748188170764adb5d9fd0473b

releasenotes/notes/remove-get-ipv6-addr-by-EUI64-c79972d799c7a430.yaml

@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    Remove deprecated get_ipv6_addr_by_EUI64 method from data_utils.
+    Use the same method from oslo_utils.netutils.

tempest/lib/common/utils/data_utils.py

@@ -18,9 +18,6 @@ import random
 import string
 import uuid
 
-from debtcollector import removals
-import netaddr
-from oslo_utils import netutils
 from oslo_utils import uuidutils
 import six.moves
 
@@ -177,36 +174,6 @@ def random_bytes(size=1024):
                     for i in range(size)])
 
 
-@removals.remove(
-    message="use get_ipv6_addr_by_EUI64 from oslo_utils.netutils",
-    version="Newton",
-    removal_version="Ocata")
-def get_ipv6_addr_by_EUI64(cidr, mac):
-    """Generate a IPv6 addr by EUI-64 with CIDR and MAC
-
-    :param str cidr: a IPv6 CIDR
-    :param str mac: a MAC address
-    :return: an IPv6 Address
-    :rtype: netaddr.IPAddress
-    """
-    # Check if the prefix is IPv4 address
-    is_ipv4 = netutils.is_valid_ipv4(cidr)
-    if is_ipv4:
-        msg = "Unable to generate IP address by EUI64 for IPv4 prefix"
-        raise TypeError(msg)
-    try:
-        eui64 = int(netaddr.EUI(mac).eui64())
-        prefix = netaddr.IPNetwork(cidr)
-        return netaddr.IPAddress(prefix.first + eui64 ^ (1 << 57))
-    except (ValueError, netaddr.AddrFormatError):
-        raise TypeError('Bad prefix or mac format for generating IPv6 '
-                        'address by EUI-64: %(prefix)s, %(mac)s:'
-                        % {'prefix': cidr, 'mac': mac})
-    except TypeError:
-        raise TypeError('Bad prefix type for generate IPv6 address by '
-                        'EUI-64: %s' % cidr)
-
-
 # Courtesy of http://stackoverflow.com/a/312464
 def chunkify(sequence, chunksize):
     """Yield successive chunks from `sequence`."""

tempest/tests/lib/common/utils/test_data_utils.py

@@ -13,8 +13,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import netaddr
-
 from tempest.lib.common.utils import data_utils
 from tempest.tests import base
 
@@ -137,43 +135,6 @@ class TestDataUtils(base.TestCase):
         actual = data_utils.random_bytes(size=2048)
         self.assertEqual(2048, len(actual))
 
-    def test_get_ipv6_addr_by_EUI64(self):
-        actual = data_utils.get_ipv6_addr_by_EUI64('2001:db8::',
-                                                   '00:16:3e:33:44:55')
-        self.assertIsInstance(actual, netaddr.IPAddress)
-        self.assertEqual(actual,
-                         netaddr.IPAddress('2001:db8::216:3eff:fe33:4455'))
-
-    def test_get_ipv6_addr_by_EUI64_with_IPv4_prefix(self):
-        ipv4_prefix = '10.0.8'
-        mac = '00:16:3e:33:44:55'
-        self.assertRaises(TypeError, data_utils.get_ipv6_addr_by_EUI64,
-                          ipv4_prefix, mac)
-
-    def test_get_ipv6_addr_by_EUI64_bad_cidr_type(self):
-        bad_cidr = 123
-        mac = '00:16:3e:33:44:55'
-        self.assertRaises(TypeError, data_utils.get_ipv6_addr_by_EUI64,
-                          bad_cidr, mac)
-
-    def test_get_ipv6_addr_by_EUI64_bad_cidr_value(self):
-        bad_cidr = 'bb'
-        mac = '00:16:3e:33:44:55'
-        self.assertRaises(TypeError, data_utils.get_ipv6_addr_by_EUI64,
-                          bad_cidr, mac)
-
-    def test_get_ipv6_addr_by_EUI64_bad_mac_value(self):
-        cidr = '2001:db8::'
-        bad_mac = '00:16:3e:33:44:5Z'
-        self.assertRaises(TypeError, data_utils.get_ipv6_addr_by_EUI64,
-                          cidr, bad_mac)
-
-    def test_get_ipv6_addr_by_EUI64_bad_mac_type(self):
-        cidr = '2001:db8::'
-        bad_mac = 99999999999999999999
-        self.assertRaises(TypeError, data_utils.get_ipv6_addr_by_EUI64,
-                          cidr, bad_mac)
-
     def test_chunkify(self):
         data = "aaa"
         chunks = data_utils.chunkify(data, 2)