Move test cases from networking-midonet repository

Rehome tests for the following extensions:
    bgp-speaker-router-insertion
    fip64
    router-interface-fip

Closes-Bug: #1743497
Change-Id: I04fe57630d902f9aae3bb3405619d89c837a8564
diff --git a/neutron_tempest_plugin/scenario/test_bgp.py b/neutron_tempest_plugin/scenario/test_bgp.py
new file mode 100644
index 0000000..62f433b
--- /dev/null
+++ b/neutron_tempest_plugin/scenario/test_bgp.py
@@ -0,0 +1,232 @@
+# Copyright (c) 2017 Midokura SARL
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import netaddr
+
+from tempest.common import utils
+from tempest.common import waiters
+from tempest.lib.common import ssh
+from tempest.lib.common.utils import data_utils
+from tempest.lib import decorators
+
+from neutron_tempest_plugin import config
+from neutron_tempest_plugin.scenario import base
+from neutron_tempest_plugin.scenario import constants
+
+try:
+    # TODO(yamamoto): Remove this hack after bgp tests are rehomed
+    from neutron_dynamic_routing.tests.tempest import bgp_client
+except ImportError:
+    bgp_client = None
+
+
+CONF = config.CONF
+
+
+class BgpClientMixin(object):
+    @classmethod
+    def resource_setup(cls):
+        super(BgpClientMixin, cls).resource_setup()
+        if bgp_client is None:
+            msg = "No BGP service client is available"
+            raise cls.skipException(msg)
+        manager = cls.os_admin
+        cls.bgp_client = bgp_client.BgpSpeakerClientJSON(
+            manager.auth_provider,
+            CONF.network.catalog_type,
+            CONF.network.region or CONF.identity.region,
+            endpoint_type=CONF.network.endpoint_type,
+            build_interval=CONF.network.build_interval,
+            build_timeout=CONF.network.build_timeout,
+            **manager.default_params)
+
+    def create_bgp_speaker(self, **kwargs):
+        bgp_speaker = self.bgp_client.create_bgp_speaker(post_data={
+            'bgp_speaker': kwargs,
+        })['bgp_speaker']
+        self.addCleanup(self.bgp_client.delete_bgp_speaker, bgp_speaker['id'])
+        return bgp_speaker
+
+    def create_bgp_peer(self, **kwargs):
+        bgp_peer = self.bgp_client.create_bgp_peer(post_data={
+            'bgp_peer': kwargs,
+        })['bgp_peer']
+        self.addCleanup(self.bgp_client.delete_bgp_peer, bgp_peer['id'])
+        return bgp_peer
+
+    def add_bgp_peer_with_id(self, bgp_speaker_id, bgp_peer_id):
+        self.bgp_client.add_bgp_peer_with_id(bgp_speaker_id, bgp_peer_id)
+
+
+class Bgp(BgpClientMixin, base.BaseTempestTestCase):
+    """Test the following topology
+
+          +-------------------+
+          | public            |
+          | network           |
+          |                   |
+          +-+---------------+-+
+            |               |
+            |               |
+    +-------+-+           +-+-------+
+    | LEFT    |           | RIGHT   |
+    | router  | <--BGP--> | router  |
+    |         |           |         |
+    +----+----+           +----+----+
+         |                     |
+    +----+----+           +----+----+
+    | LEFT    |           | RIGHT   |
+    | network |           | network |
+    |         |           |         |
+    +---------+           +---------+
+    """
+
+    credentials = ['primary', 'admin']
+
+    @classmethod
+    @utils.requires_ext(extension="bgp-speaker-router-insertion",
+                        service="network")
+    def resource_setup(cls):
+        super(Bgp, cls).resource_setup()
+
+        # common
+        cls.keypair = cls.create_keypair()
+        cls.secgroup = cls.os_primary.network_client.create_security_group(
+            name=data_utils.rand_name('secgroup-'))['security_group']
+        cls.security_groups.append(cls.secgroup)
+        cls.create_loginable_secgroup_rule(secgroup_id=cls.secgroup['id'])
+        cls.create_pingable_secgroup_rule(secgroup_id=cls.secgroup['id'])
+
+        # LEFT
+        cls.router = cls.create_router(
+            data_utils.rand_name('left-router'),
+            admin_state_up=True,
+            external_network_id=CONF.network.public_network_id)
+        cls.network = cls.create_network(network_name='left-network')
+        cls.subnet = cls.create_subnet(cls.network,
+                                       name='left-subnet')
+        cls.create_router_interface(cls.router['id'], cls.subnet['id'])
+
+        # RIGHT
+        cls._right_network, cls._right_subnet, cls._right_router = \
+            cls._create_right_network()
+
+    @classmethod
+    def _create_right_network(cls):
+        # NOTE(yamamoto): Disable SNAT to workaround a bug
+        # https://midonet.atlassian.net/browse/MNA-1114
+        router = cls.create_admin_router(
+            data_utils.rand_name('right-router'),
+            admin_state_up=True,
+            external_network_id=CONF.network.public_network_id,
+            enable_snat=False,
+            project_id=cls.os_primary.network_client.tenant_id)
+        network = cls.create_network(network_name='right-network')
+        subnet = cls.create_subnet(
+            network,
+            cidr=netaddr.IPNetwork('10.10.0.0/24'),
+            name='right-subnet')
+        cls.create_router_interface(router['id'], subnet['id'])
+        return network, subnet, router
+
+    def _create_server(self, create_floating_ip=True, network=None):
+        if network is None:
+            network = self.network
+        port = self.create_port(network, security_groups=[self.secgroup['id']])
+        if create_floating_ip:
+            fip = self.create_and_associate_floatingip(port['id'])
+        else:
+            fip = None
+        server = self.create_server(
+            flavor_ref=CONF.compute.flavor_ref,
+            image_ref=CONF.compute.image_ref,
+            key_name=self.keypair['name'],
+            networks=[{'port': port['id']}])['server']
+        waiters.wait_for_server_status(self.os_primary.servers_client,
+                                       server['id'],
+                                       constants.SERVER_STATUS_ACTIVE)
+        return {'port': port, 'fip': fip, 'server': server}
+
+    def _find_ipv4_subnet(self, network_id):
+        subnets = self.os_admin.network_client.list_subnets(
+            network_id=network_id)['subnets']
+        for subnet in subnets:
+            if subnet['ip_version'] == 4:
+                return subnet['id']
+        msg = "No suitable subnets on public network"
+        raise self.skipException(msg)
+
+    def _get_external_ip(self, router, subnet_id):
+        for ip in router['external_gateway_info']['external_fixed_ips']:
+            if ip['subnet_id'] == subnet_id:
+                return ip['ip_address']
+        return None
+
+    def _setup_bgp(self):
+        network_id = CONF.network.public_network_id
+        subnet_id = self._find_ipv4_subnet(network_id)
+        sites = [
+            dict(name="left", network=self.network, subnet=self.subnet,
+                 router=self.router, local_as=64512),
+            dict(name="right", network=self._right_network,
+                 subnet=self._right_subnet, router=self._right_router,
+                 local_as=64513),
+        ]
+        psk = data_utils.rand_name('mysecret')
+        for i in range(0, 2):
+            site = sites[i]
+            router = site['router']
+            site['bgp_speaker'] = self.create_bgp_speaker(
+                name=data_utils.rand_name('%s-bgp-speaker' % site['name']),
+                local_as=site['local_as'],
+                ip_version=4,
+                logical_router=router['id'])
+            site['external_v4_ip'] = self._get_external_ip(router, subnet_id)
+        for i in range(0, 2):
+            site = sites[i]
+            bgp_speaker_id = site['bgp_speaker']['id']
+            peer = sites[1 - i]
+            peer_ip = peer['external_v4_ip']
+            peer_as = peer['local_as']
+            bgp_peer = self.create_bgp_peer(
+                name=data_utils.rand_name('%s-bgp-peer' % site['name']),
+                peer_ip=peer_ip,
+                remote_as=peer_as,
+                auth_type='md5',
+                password=psk)
+            self.add_bgp_peer_with_id(bgp_speaker_id, bgp_peer['id'])
+
+    @decorators.idempotent_id('c1208ce2-c55f-4424-9035-25de83161d6f')
+    def test_bgp(self):
+        # RIGHT
+        right_server = self._create_server(
+            network=self._right_network,
+            create_floating_ip=False)
+
+        # LEFT
+        left_server = self._create_server()
+        ssh_client = ssh.Client(left_server['fip']['floating_ip_address'],
+                                CONF.validation.image_ssh_user,
+                                pkey=self.keypair['private_key'])
+
+        # check LEFT -> RIGHT connectivity via BGP advertised routes
+        self.check_remote_connectivity(
+            ssh_client,
+            right_server['port']['fixed_ips'][0]['ip_address'],
+            should_succeed=False)
+        self._setup_bgp()
+        self.check_remote_connectivity(
+            ssh_client,
+            right_server['port']['fixed_ips'][0]['ip_address'])
diff --git a/neutron_tempest_plugin/scenario/test_fip64.py b/neutron_tempest_plugin/scenario/test_fip64.py
new file mode 100644
index 0000000..3e21815
--- /dev/null
+++ b/neutron_tempest_plugin/scenario/test_fip64.py
@@ -0,0 +1,92 @@
+# Copyright (c) 2016 Midokura SARL
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import netaddr
+
+from tempest.common import utils
+from tempest.common import waiters
+from tempest.lib.common.utils import data_utils
+from tempest.lib import decorators
+
+from neutron_tempest_plugin import config
+from neutron_tempest_plugin.scenario import base
+from neutron_tempest_plugin.scenario import constants
+
+
+CONF = config.CONF
+
+
+class Fip64(base.BaseTempestTestCase):
+    credentials = ['primary', 'admin']
+
+    _fip_ip_version = 6
+
+    @classmethod
+    @utils.requires_ext(extension="fip64", service="network")
+    def resource_setup(cls):
+        super(Fip64, cls).resource_setup()
+        cls.network = cls.create_network()
+        cls.subnet = cls.create_subnet(cls.network)
+        router = cls.create_router_by_client()
+        cls.create_router_interface(router['id'], cls.subnet['id'])
+        cls.keypair = cls.create_keypair()
+
+        cls.secgroup = cls.os_primary.network_client.create_security_group(
+            name=data_utils.rand_name('secgroup-'))['security_group']
+        cls.security_groups.append(cls.secgroup)
+        cls.create_loginable_secgroup_rule(secgroup_id=cls.secgroup['id'])
+
+    def _find_ipv6_subnet(self, network_id):
+        subnets = self.os_admin.network_client.list_subnets(
+            network_id=network_id)['subnets']
+        for subnet in subnets:
+            if subnet['ip_version'] == self._fip_ip_version:
+                return subnet['id']
+        msg = "No suitable subnets on public network"
+        raise self.skipException(msg)
+
+    def _create_and_associate_floatingip64(self, port_id):
+        network_id = CONF.network.public_network_id
+        subnet_id = self._find_ipv6_subnet(network_id)
+        fip = self.os_primary.network_client.create_floatingip(
+            floating_network_id=network_id,
+            subnet_id=subnet_id,
+            port_id=port_id)['floatingip']
+        self.floating_ips.append(fip)
+        self.assertEqual(
+            self._fip_ip_version,
+            netaddr.IPAddress(fip['floating_ip_address']).version)
+        return fip
+
+    def _create_server_with_fip64(self):
+        port = self.create_port(self.network, security_groups=[
+            self.secgroup['id']])
+        fip = self._create_and_associate_floatingip64(port['id'])
+        server = self.create_server(
+            flavor_ref=CONF.compute.flavor_ref,
+            image_ref=CONF.compute.image_ref,
+            key_name=self.keypair['name'],
+            networks=[{'port': port['id']}])['server']
+        waiters.wait_for_server_status(self.os_primary.servers_client,
+                                       server['id'],
+                                       constants.SERVER_STATUS_ACTIVE)
+        return {'port': port, 'fip': fip, 'server': server}
+
+    @decorators.idempotent_id('63f7da91-c7dd-449b-b50b-1c56853ce0ef')
+    def test_fip64(self):
+        server = self._create_server_with_fip64()
+        self.check_connectivity(server['fip']['floating_ip_address'],
+                                CONF.validation.image_ssh_user,
+                                self.keypair['private_key'])