openstack/kuryr-tempest-plugin
Code Issues Proposed changes

Adapt Network Policy tempest tests for IPv6.

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Additionally, there was narrowed down amount of security group rules for
test_ipblock_network_policy_allow_except test, as it only requires pod
to pod connection, so that instead of creating rules for entire wide
range (like 0.0.0.0/0 or ::/0) but only for network, which the pods are
in.

Change-Id: I9e9b2af6404d6cfd3e43e149fd89b8825fa2cb35
This commit is contained in:
gryf 2020-05-07 18:12:55 +02:00
parent 9db2bf03ed
commit 5569dabadc
2 changed files with 16 additions and 6 deletions
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21
kuryr_tempest_plugin/tests/scenario/test_network_policy.py
View File

@ -16,6 +16,7 @@ import json
import kubernetes
import time
import netaddr
from oslo_log import log as logging
from tempest import config
from tempest.lib import decorators
@ -84,7 +85,17 @@ class TestNetworkPolicyScenario(base.BaseKuryrScenarioTest):
def test_ipblock_network_policy_allow_except(self):
namespace_name, namespace = self.create_namespace()
self.addCleanup(self.delete_namespace, namespace_name)
allow_all_cidr = '0.0.0.0/0'
cidr = self.get_kuryr_network_crds(
namespace_name)['status']['subnetCIDR']
ipn = netaddr.IPNetwork(cidr)
max_prefixlen = "/32"
curl_tmpl = "curl {}{}"
if ipn.version == 6:
max_prefixlen = "/128"
curl_tmpl = "curl [{}]{}"
allow_all_cidr = cidr
pod_ip_list = []
pod_name_list = []
cmd_list = []
@ -96,8 +107,7 @@ class TestNetworkPolicyScenario(base.BaseKuryrScenarioTest):
pod_name_list.append(pod_name)
pod_ip = self.get_pod_ip(pod_name, namespace=namespace_name)
pod_ip_list.append(pod_ip)
cmd = ["/bin/sh", "-c", "curl {dst_ip}:8080".format(
dst_ip=pod_ip_list[i])]
cmd = ["/bin/sh", "-c", curl_tmpl.format(pod_ip_list[i], ':8080')]
cmd_list.append(cmd)
# Check connectivity from pod4 to other pods before creating NP
@ -112,9 +122,9 @@ class TestNetworkPolicyScenario(base.BaseKuryrScenarioTest):
# and second pod on egress
np = self.create_network_policy(
namespace=namespace_name, ingress_ipblock_cidr=allow_all_cidr,
ingress_ipblock_except=[pod_ip_list[0]+'/32'],
ingress_ipblock_except=[pod_ip_list[0] + max_prefixlen],
egress_ipblock_cidr=allow_all_cidr,
egress_ipblock_except=[pod_ip_list[1]+'/32'])
egress_ipblock_except=[pod_ip_list[1] + max_prefixlen])
LOG.debug("Creating network policy %s", np)
network_policy_name = np.metadata.name
@ -440,7 +450,6 @@ class TestNetworkPolicyScenario(base.BaseKuryrScenarioTest):
'egressSgRules': [{'security_group_rule': sg_rule}],
'ingressSgRules': [],
'networkpolicy_spec': {
'podSelector': {},
'policyTypes': ['Ingress'],
'podSelector': {}},
'podSelector': {},

1
requirements.txt
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@ -12,3 +12,4 @@ testrepository>=0.0.18 # Apache-2.0/BSD
testtools>=2.2.0 # MIT
kubernetes>=5.0.0 # Apache-2.0
oslo.concurrency>=3.26.0 # Apache-2.0
netaddr>=0.7.19 # BSD