fix(kubernetes): temporary solution for updated k8s python client

kubernetes/test/test_api_client.py

@@ -0,0 +1,51 @@
+# coding: utf-8
+
+
+import atexit
+import weakref
+import unittest
+
+import kubernetes
+from kubernetes.client.configuration import Configuration
+import urllib3
+
+class TestApiClient(unittest.TestCase):
+
+    def test_context_manager_closes_threadpool(self):
+        with kubernetes.client.ApiClient() as client:
+            self.assertIsNotNone(client.pool)
+            pool_ref = weakref.ref(client._pool)
+            self.assertIsNotNone(pool_ref())
+        self.assertIsNone(pool_ref())
+
+    def test_atexit_closes_threadpool(self):
+        client = kubernetes.client.ApiClient()
+        self.assertIsNotNone(client.pool)
+        self.assertIsNotNone(client._pool)
+        atexit._run_exitfuncs()
+        self.assertIsNone(client._pool)
+
+    def test_rest_proxycare(self):
+
+        pool = { 'proxy': urllib3.ProxyManager, 'direct': urllib3.PoolManager }
+
+        for dst, proxy, no_proxy, expected_pool in [
+             ( 'http://kube.local/',           None,                       None,                           pool['direct']),
+             ( 'http://kube.local/',          'http://proxy.local:8080/',  None,                           pool['proxy']),
+             ( 'http://127.0.0.1:8080/',      'http://proxy.local:8080/',  'localhost,127.0.0.0/8,.local', pool['direct']),
+             ( 'http://kube.local/',          'http://proxy.local:8080/',  'localhost,127.0.0.0/8,.local', pool['direct']),
+             ( 'http://kube.others.com:1234/','http://proxy.local:8080/',  'localhost,127.0.0.0/8,.local', pool['proxy']),
+             ( 'http://kube.others.com:1234/','http://proxy.local:8080/',  '*',                            pool['direct']),
+        ]:
+            # setup input
+            config = Configuration()
+            setattr(config, 'host', dst)
+            if proxy is not None:
+                setattr(config, 'proxy', proxy)
+            if no_proxy is not None:
+                setattr(config, 'no_proxy', no_proxy)
+            # setup done
+
+            # test
+            client = kubernetes.client.ApiClient(configuration=config)
+            self.assertEqual( expected_pool, type(client.rest_client.pool_manager) )