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kube_config_test.py
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# Copyright 2018 The Kubernetes Authors.
#
# 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 base64
import datetime
import json
import os
import shutil
import tempfile
import unittest
from collections import namedtuple
import mock
import yaml
from six import PY3, next
from kubernetes.client import Configuration
from .config_exception import ConfigException
from .dateutil import parse_rfc3339
from .kube_config import (ENV_KUBECONFIG_PATH_SEPARATOR, CommandTokenSource,
ConfigNode, FileOrData, KubeConfigLoader,
KubeConfigMerger, _cleanup_temp_files,
_create_temp_file_with_content,
list_kube_config_contexts, load_kube_config,
new_client_from_config)
BEARER_TOKEN_FORMAT = "Bearer %s"
EXPIRY_DATETIME_FORMAT = "%Y-%m-%dT%H:%M:%SZ"
# should be less than kube_config.EXPIRY_SKEW_PREVENTION_DELAY
PAST_EXPIRY_TIMEDELTA = 2
# should be more than kube_config.EXPIRY_SKEW_PREVENTION_DELAY
FUTURE_EXPIRY_TIMEDELTA = 60
NON_EXISTING_FILE = "zz_non_existing_file_472398324"
def _base64(string):
return base64.standard_b64encode(string.encode()).decode()
def _urlsafe_unpadded_b64encode(string):
return base64.urlsafe_b64encode(string.encode()).decode().rstrip('=')
def _format_expiry_datetime(dt):
return dt.strftime(EXPIRY_DATETIME_FORMAT)
def _get_expiry(loader, active_context):
expired_gcp_conf = (item for item in loader._config.value.get("users")
if item.get("name") == active_context)
return next(expired_gcp_conf).get("user").get("auth-provider") \
.get("config").get("expiry")
def _raise_exception(st):
raise Exception(st)
TEST_FILE_KEY = "file"
TEST_DATA_KEY = "data"
TEST_FILENAME = "test-filename"
TEST_DATA = "test-data"
TEST_DATA_BASE64 = _base64(TEST_DATA)
TEST_ANOTHER_DATA = "another-test-data"
TEST_ANOTHER_DATA_BASE64 = _base64(TEST_ANOTHER_DATA)
TEST_HOST = "test-host"
TEST_USERNAME = "me"
TEST_PASSWORD = "pass"
# token for me:pass
TEST_BASIC_TOKEN = "Basic bWU6cGFzcw=="
DATETIME_EXPIRY_PAST = datetime.datetime.utcnow(
) - datetime.timedelta(minutes=PAST_EXPIRY_TIMEDELTA)
DATETIME_EXPIRY_FUTURE = datetime.datetime.utcnow(
) + datetime.timedelta(minutes=FUTURE_EXPIRY_TIMEDELTA)
TEST_TOKEN_EXPIRY_PAST = _format_expiry_datetime(DATETIME_EXPIRY_PAST)
TEST_SSL_HOST = "https://test-host"
TEST_CERTIFICATE_AUTH = "cert-auth"
TEST_CERTIFICATE_AUTH_BASE64 = _base64(TEST_CERTIFICATE_AUTH)
TEST_CLIENT_KEY = "client-key"
TEST_CLIENT_KEY_BASE64 = _base64(TEST_CLIENT_KEY)
TEST_CLIENT_CERT = "client-cert"
TEST_CLIENT_CERT_BASE64 = _base64(TEST_CLIENT_CERT)
TEST_OIDC_TOKEN = "test-oidc-token"
TEST_OIDC_INFO = "{\"name\": \"test\"}"
TEST_OIDC_BASE = ".".join([
_urlsafe_unpadded_b64encode(TEST_OIDC_TOKEN),
_urlsafe_unpadded_b64encode(TEST_OIDC_INFO)
])
TEST_OIDC_LOGIN = ".".join([
TEST_OIDC_BASE,
_urlsafe_unpadded_b64encode(TEST_CLIENT_CERT_BASE64)
])
TEST_OIDC_TOKEN = "Bearer %s" % TEST_OIDC_LOGIN
TEST_OIDC_EXP = "{\"name\": \"test\",\"exp\": 536457600}"
TEST_OIDC_EXP_BASE = _urlsafe_unpadded_b64encode(
TEST_OIDC_TOKEN) + "." + _urlsafe_unpadded_b64encode(TEST_OIDC_EXP)
TEST_OIDC_EXPIRED_LOGIN = ".".join([
TEST_OIDC_EXP_BASE,
_urlsafe_unpadded_b64encode(TEST_CLIENT_CERT)
])
TEST_OIDC_CONTAINS_RESERVED_CHARACTERS = ".".join([
_urlsafe_unpadded_b64encode(TEST_OIDC_TOKEN),
_urlsafe_unpadded_b64encode(TEST_OIDC_INFO).replace("a", "+"),
_urlsafe_unpadded_b64encode(TEST_CLIENT_CERT)
])
TEST_OIDC_INVALID_PADDING_LENGTH = ".".join([
_urlsafe_unpadded_b64encode(TEST_OIDC_TOKEN),
"aaaaa",
_urlsafe_unpadded_b64encode(TEST_CLIENT_CERT)
])
TEST_OIDC_CA = _base64(TEST_CERTIFICATE_AUTH)
TEST_AZURE_LOGIN = TEST_OIDC_LOGIN
TEST_AZURE_TOKEN = "test-azure-token"
TEST_AZURE_TOKEN_FULL = "Bearer " + TEST_AZURE_TOKEN
class BaseTestCase(unittest.TestCase):
def setUp(self):
self._temp_files = []
def tearDown(self):
for f in self._temp_files:
os.remove(f)
def _create_temp_file(self, content=""):
handler, name = tempfile.mkstemp()
self._temp_files.append(name)
os.write(handler, str.encode(content))
os.close(handler)
return name
def expect_exception(self, func, message_part, *args, **kwargs):
with self.assertRaises(ConfigException) as context:
func(*args, **kwargs)
self.assertIn(message_part, str(context.exception))
class TestFileOrData(BaseTestCase):
@staticmethod
def get_file_content(filename):
with open(filename) as f:
return f.read()
def test_file_given_file(self):
temp_filename = _create_temp_file_with_content(TEST_DATA)
obj = {TEST_FILE_KEY: temp_filename}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY)
self.assertEqual(TEST_DATA, self.get_file_content(t.as_file()))
def test_file_given_non_existing_file(self):
temp_filename = NON_EXISTING_FILE
obj = {TEST_FILE_KEY: temp_filename}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY)
self.expect_exception(t.as_file, "does not exists")
def test_file_given_data(self):
obj = {TEST_DATA_KEY: TEST_DATA_BASE64}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
data_key_name=TEST_DATA_KEY)
self.assertEqual(TEST_DATA, self.get_file_content(t.as_file()))
def test_file_given_data_no_base64(self):
obj = {TEST_DATA_KEY: TEST_DATA}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
data_key_name=TEST_DATA_KEY, base64_file_content=False)
self.assertEqual(TEST_DATA, self.get_file_content(t.as_file()))
def test_data_given_data(self):
obj = {TEST_DATA_KEY: TEST_DATA_BASE64}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
data_key_name=TEST_DATA_KEY)
self.assertEqual(TEST_DATA_BASE64, t.as_data())
def test_data_given_file(self):
obj = {
TEST_FILE_KEY: self._create_temp_file(content=TEST_DATA)}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY)
self.assertEqual(TEST_DATA_BASE64, t.as_data())
def test_data_given_file_no_base64(self):
obj = {
TEST_FILE_KEY: self._create_temp_file(content=TEST_DATA)}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
base64_file_content=False)
self.assertEqual(TEST_DATA, t.as_data())
def test_data_given_file_and_data(self):
obj = {
TEST_DATA_KEY: TEST_DATA_BASE64,
TEST_FILE_KEY: self._create_temp_file(
content=TEST_ANOTHER_DATA)}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
data_key_name=TEST_DATA_KEY)
self.assertEqual(TEST_DATA_BASE64, t.as_data())
def test_file_given_file_and_data(self):
obj = {
TEST_DATA_KEY: TEST_DATA_BASE64,
TEST_FILE_KEY: self._create_temp_file(
content=TEST_ANOTHER_DATA)}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
data_key_name=TEST_DATA_KEY)
self.assertEqual(TEST_DATA, self.get_file_content(t.as_file()))
def test_file_with_custom_dirname(self):
tempfile = self._create_temp_file(content=TEST_DATA)
tempfile_dir = os.path.dirname(tempfile)
tempfile_basename = os.path.basename(tempfile)
obj = {TEST_FILE_KEY: tempfile_basename}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
file_base_path=tempfile_dir)
self.assertEqual(TEST_DATA, self.get_file_content(t.as_file()))
def test_create_temp_file_with_content(self):
self.assertEqual(TEST_DATA,
self.get_file_content(
_create_temp_file_with_content(TEST_DATA)))
_cleanup_temp_files()
def test_file_given_data_bytes(self):
obj = {TEST_DATA_KEY: TEST_DATA_BASE64.encode()}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
data_key_name=TEST_DATA_KEY)
self.assertEqual(TEST_DATA, self.get_file_content(t.as_file()))
def test_file_given_data_bytes_no_base64(self):
obj = {TEST_DATA_KEY: TEST_DATA.encode()}
t = FileOrData(obj=obj, file_key_name=TEST_FILE_KEY,
data_key_name=TEST_DATA_KEY, base64_file_content=False)
self.assertEqual(TEST_DATA, self.get_file_content(t.as_file()))
class TestConfigNode(BaseTestCase):
test_obj = {"key1": "test", "key2": ["a", "b", "c"],
"key3": {"inner_key": "inner_value"},
"with_names": [{"name": "test_name", "value": "test_value"},
{"name": "test_name2",
"value": {"key1", "test"}},
{"name": "test_name3", "value": [1, 2, 3]}],
"with_names_dup": [
{"name": "test_name", "value": "test_value"},
{"name": "test_name",
"value": {"key1", "test"}},
{"name": "test_name3", "value": [1, 2, 3]}
]}
def setUp(self):
super(TestConfigNode, self).setUp()
self.node = ConfigNode("test_obj", self.test_obj)
def test_normal_map_array_operations(self):
self.assertEqual("test", self.node['key1'])
self.assertEqual(5, len(self.node))
self.assertEqual("test_obj/key2", self.node['key2'].name)
self.assertEqual(["a", "b", "c"], self.node['key2'].value)
self.assertEqual("b", self.node['key2'][1])
self.assertEqual(3, len(self.node['key2']))
self.assertEqual("test_obj/key3", self.node['key3'].name)
self.assertEqual({"inner_key": "inner_value"},
self.node['key3'].value)
self.assertEqual("inner_value", self.node['key3']["inner_key"])
self.assertEqual(1, len(self.node['key3']))
def test_get_with_name(self):
node = self.node["with_names"]
self.assertEqual(
"test_value",
node.get_with_name("test_name")["value"])
self.assertTrue(
isinstance(node.get_with_name("test_name2"), ConfigNode))
self.assertTrue(
isinstance(node.get_with_name("test_name3"), ConfigNode))
self.assertEqual("test_obj/with_names[name=test_name2]",
node.get_with_name("test_name2").name)
self.assertEqual("test_obj/with_names[name=test_name3]",
node.get_with_name("test_name3").name)
def test_key_does_not_exists(self):
self.expect_exception(lambda: self.node['not-exists-key'],
"Expected key not-exists-key in test_obj")
self.expect_exception(lambda: self.node['key3']['not-exists-key'],
"Expected key not-exists-key in test_obj/key3")
def test_get_with_name_on_invalid_object(self):
self.expect_exception(
lambda: self.node['key2'].get_with_name('no-name'),
"Expected all values in test_obj/key2 list to have \'name\' key")
def test_get_with_name_on_non_list_object(self):
self.expect_exception(
lambda: self.node['key3'].get_with_name('no-name'),
"Expected test_obj/key3 to be a list")
def test_get_with_name_on_name_does_not_exists(self):
self.expect_exception(
lambda: self.node['with_names'].get_with_name('no-name'),
"Expected object with name no-name in test_obj/with_names list")
def test_get_with_name_on_duplicate_name(self):
self.expect_exception(
lambda: self.node['with_names_dup'].get_with_name('test_name'),
"Expected only one object with name test_name in "
"test_obj/with_names_dup list")
class FakeConfig:
FILE_KEYS = ["ssl_ca_cert", "key_file", "cert_file"]
def __init__(self, token=None, **kwargs):
self.api_key = {}
if token:
self.api_key['authorization'] = token
self.__dict__.update(kwargs)
def __eq__(self, other):
if len(self.__dict__) != len(other.__dict__):
return
for k, v in self.__dict__.items():
if k not in other.__dict__:
return
if k in self.FILE_KEYS:
if v and other.__dict__[k]:
try:
with open(v) as f1, open(other.__dict__[k]) as f2:
if f1.read() != f2.read():
return
except IOError:
# fall back to only compare filenames in case we are
# testing the passing of filenames to the config
if other.__dict__[k] != v:
return
else:
if other.__dict__[k] != v:
return
else:
if other.__dict__[k] != v:
return
return True
def __repr__(self):
rep = "\n"
for k, v in self.__dict__.items():
val = v
if k in self.FILE_KEYS:
try:
with open(v) as f:
val = "FILE: %s" % str.decode(f.read())
except IOError as e:
val = "ERROR: %s" % str(e)
rep += "\t%s: %s\n" % (k, val)
return "Config(%s\n)" % rep
class TestKubeConfigLoader(BaseTestCase):
TEST_KUBE_CONFIG = {
"current-context": "no_user",
"contexts": [
{
"name": "no_user",
"context": {
"cluster": "default"
}
},
{
"name": "simple_token",
"context": {
"cluster": "default",
"user": "simple_token"
}
},
{
"name": "gcp",
"context": {
"cluster": "default",
"user": "gcp"
}
},
{
"name": "expired_gcp",
"context": {
"cluster": "default",
"user": "expired_gcp"
}
},
{
"name": "expired_gcp_refresh",
"context": {
"cluster": "default",
"user": "expired_gcp_refresh"
}
},
{
"name": "oidc",
"context": {
"cluster": "default",
"user": "oidc"
}
},
{
"name": "azure",
"context": {
"cluster": "default",
"user": "azure"
}
},
{
"name": "azure_num",
"context": {
"cluster": "default",
"user": "azure_num"
}
},
{
"name": "azure_str",
"context": {
"cluster": "default",
"user": "azure_str"
}
},
{
"name": "azure_num_error",
"context": {
"cluster": "default",
"user": "azure_str_error"
}
},
{
"name": "azure_str_error",
"context": {
"cluster": "default",
"user": "azure_str_error"
}
},
{
"name": "azure_no_apiserver",
"context": {
"cluster": "default",
"user": "azure_no_apiserver"
}
},
{
"name": "azure_bad_apiserver",
"context": {
"cluster": "default",
"user": "azure_bad_apiserver"
}
},
{
"name": "expired_oidc",
"context": {
"cluster": "default",
"user": "expired_oidc"
}
},
{
"name": "expired_oidc_nocert",
"context": {
"cluster": "default",
"user": "expired_oidc_nocert"
}
},
{
"name": "oidc_contains_reserved_character",
"context": {
"cluster": "default",
"user": "oidc_contains_reserved_character"
}
},
{
"name": "oidc_invalid_padding_length",
"context": {
"cluster": "default",
"user": "oidc_invalid_padding_length"
}
},
{
"name": "user_pass",
"context": {
"cluster": "default",
"user": "user_pass"
}
},
{
"name": "ssl",
"context": {
"cluster": "ssl",
"user": "ssl"
}
},
{
"name": "no_ssl_verification",
"context": {
"cluster": "no_ssl_verification",
"user": "ssl"
}
},
{
"name": "ssl-no_file",
"context": {
"cluster": "ssl-no_file",
"user": "ssl-no_file"
}
},
{
"name": "ssl-local-file",
"context": {
"cluster": "ssl-local-file",
"user": "ssl-local-file"
}
},
{
"name": "non_existing_user",
"context": {
"cluster": "default",
"user": "non_existing_user"
}
},
{
"name": "exec_cred_user",
"context": {
"cluster": "default",
"user": "exec_cred_user"
}
},
{
"name": "contexttestcmdpath",
"context": {
"cluster": "clustertestcmdpath",
"user": "usertestcmdpath"
}
},
{
"name": "contexttestcmdpathempty",
"context": {
"cluster": "clustertestcmdpath",
"user": "usertestcmdpathempty"
}
},
{
"name": "contexttestcmdpathscope",
"context": {
"cluster": "clustertestcmdpath",
"user": "usertestcmdpathscope"
}
}
],
"clusters": [
{
"name": "default",
"cluster": {
"server": TEST_HOST
}
},
{
"name": "ssl-no_file",
"cluster": {
"server": TEST_SSL_HOST,
"certificate-authority": TEST_CERTIFICATE_AUTH,
}
},
{
"name": "ssl-local-file",
"cluster": {
"server": TEST_SSL_HOST,
"certificate-authority": "cert_test",
}
},
{
"name": "ssl",
"cluster": {
"server": TEST_SSL_HOST,
"certificate-authority-data":
TEST_CERTIFICATE_AUTH_BASE64,
"insecure-skip-tls-verify": False,
}
},
{
"name": "no_ssl_verification",
"cluster": {
"server": TEST_SSL_HOST,
"insecure-skip-tls-verify": True,
}
},
{
"name": "clustertestcmdpath",
"cluster": {}
}
],
"users": [
{
"name": "simple_token",
"user": {
"token": TEST_DATA_BASE64,
"username": TEST_USERNAME, # should be ignored
"password": TEST_PASSWORD, # should be ignored
}
},
{
"name": "gcp",
"user": {
"auth-provider": {
"name": "gcp",
"config": {
"access-token": TEST_DATA_BASE64,
}
},
"token": TEST_DATA_BASE64, # should be ignored
"username": TEST_USERNAME, # should be ignored
"password": TEST_PASSWORD, # should be ignored
}
},
{
"name": "expired_gcp",
"user": {
"auth-provider": {
"name": "gcp",
"config": {
"access-token": TEST_DATA_BASE64,
"expiry": TEST_TOKEN_EXPIRY_PAST, # always in past
}
},
"token": TEST_DATA_BASE64, # should be ignored
"username": TEST_USERNAME, # should be ignored
"password": TEST_PASSWORD, # should be ignored
}
},
# Duplicated from "expired_gcp" so test_load_gcp_token_with_refresh
# is isolated from test_gcp_get_api_key_with_prefix.
{
"name": "expired_gcp_refresh",
"user": {
"auth-provider": {
"name": "gcp",
"config": {
"access-token": TEST_DATA_BASE64,
"expiry": TEST_TOKEN_EXPIRY_PAST, # always in past
}
},
"token": TEST_DATA_BASE64, # should be ignored
"username": TEST_USERNAME, # should be ignored
"password": TEST_PASSWORD, # should be ignored
}
},
{
"name": "oidc",
"user": {
"auth-provider": {
"name": "oidc",
"config": {
"id-token": TEST_OIDC_LOGIN
}
}
}
},
{
"name": "azure",
"user": {
"auth-provider": {
"config": {
"access-token": TEST_AZURE_TOKEN,
"apiserver-id": "00000002-0000-0000-c000-"
"000000000000",
"environment": "AzurePublicCloud",
"refresh-token": "refreshToken",
"tenant-id": "9d2ac018-e843-4e14-9e2b-4e0ddac75433"
},
"name": "azure"
}
}
},
{
"name": "azure_num",
"user": {
"auth-provider": {
"config": {
"access-token": TEST_AZURE_TOKEN,
"apiserver-id": "00000002-0000-0000-c000-"
"000000000000",
"environment": "AzurePublicCloud",
"expires-in": "0",
"expires-on": "156207275",
"refresh-token": "refreshToken",
"tenant-id": "9d2ac018-e843-4e14-9e2b-4e0ddac75433"
},
"name": "azure"
}
}
},
{
"name": "azure_str",
"user": {
"auth-provider": {
"config": {
"access-token": TEST_AZURE_TOKEN,
"apiserver-id": "00000002-0000-0000-c000-"
"000000000000",
"environment": "AzurePublicCloud",
"expires-in": "0",
"expires-on": "2018-10-18 00:52:29.044727",
"refresh-token": "refreshToken",
"tenant-id": "9d2ac018-e843-4e14-9e2b-4e0ddac75433"
},
"name": "azure"
}
}
},
{
"name": "azure_str_error",
"user": {
"auth-provider": {
"config": {
"access-token": TEST_AZURE_TOKEN,
"apiserver-id": "00000002-0000-0000-c000-"
"000000000000",
"environment": "AzurePublicCloud",
"expires-in": "0",
"expires-on": "2018-10-18 00:52",
"refresh-token": "refreshToken",
"tenant-id": "9d2ac018-e843-4e14-9e2b-4e0ddac75433"
},
"name": "azure"
}
}
},
{
"name": "azure_num_error",
"user": {
"auth-provider": {
"config": {
"access-token": TEST_AZURE_TOKEN,
"apiserver-id": "00000002-0000-0000-c000-"
"000000000000",
"environment": "AzurePublicCloud",
"expires-in": "0",
"expires-on": "-1",
"refresh-token": "refreshToken",
"tenant-id": "9d2ac018-e843-4e14-9e2b-4e0ddac75433"
},
"name": "azure"
}
}
},
{
"name": "azure_no_apiserver",
"user": {
"auth-provider": {
"config": {
"access-token": TEST_AZURE_TOKEN,
"environment": "AzurePublicCloud",
"expires-in": "0",
"expires-on": "156207275",
"refresh-token": "refreshToken",
"tenant-id": "9d2ac018-e843-4e14-9e2b-4e0ddac75433"
},
"name": "azure"
}
}
},
{
"name": "azure_bad_apiserver",
"user": {
"auth-provider": {
"config": {
"access-token": TEST_AZURE_TOKEN,
"apiserver-id": "ApiserverId",
"environment": "AzurePublicCloud",
"expires-in": "0",
"expires-on": "156207275",
"refresh-token": "refreshToken",
"tenant-id": "9d2ac018-e843-4e14-9e2b-4e0ddac75433"
},
"name": "azure"
}
}
},
{
"name": "expired_oidc",
"user": {
"auth-provider": {
"name": "oidc",
"config": {
"client-id": "tectonic-kubectl",
"client-secret": "FAKE_SECRET",
"id-token": TEST_OIDC_EXPIRED_LOGIN,
"idp-certificate-authority-data": TEST_OIDC_CA,
"idp-issuer-url": "https://example.org/identity",
"refresh-token":
"lucWJjEhlxZW01cXI3YmVlcYnpxNGhzk"
}
}
}
},
{
"name": "expired_oidc_nocert",
"user": {
"auth-provider": {
"name": "oidc",
"config": {
"client-id": "tectonic-kubectl",
"client-secret": "FAKE_SECRET",
"id-token": TEST_OIDC_EXPIRED_LOGIN,
"idp-issuer-url": "https://example.org/identity",
"refresh-token":
"lucWJjEhlxZW01cXI3YmVlcYnpxNGhzk"
}
}
}
},
{
"name": "oidc_contains_reserved_character",
"user": {
"auth-provider": {
"name": "oidc",
"config": {
"client-id": "tectonic-kubectl",
"client-secret": "FAKE_SECRET",
"id-token": TEST_OIDC_CONTAINS_RESERVED_CHARACTERS,
"idp-issuer-url": "https://example.org/identity",
"refresh-token":
"lucWJjEhlxZW01cXI3YmVlcYnpxNGhzk"
}
}
}
},
{
"name": "oidc_invalid_padding_length",
"user": {
"auth-provider": {
"name": "oidc",
"config": {
"client-id": "tectonic-kubectl",
"client-secret": "FAKE_SECRET",
"id-token": TEST_OIDC_INVALID_PADDING_LENGTH,
"idp-issuer-url": "https://example.org/identity",
"refresh-token":
"lucWJjEhlxZW01cXI3YmVlcYnpxNGhzk"
}
}
}
},
{
"name": "user_pass",
"user": {
"username": TEST_USERNAME, # should be ignored
"password": TEST_PASSWORD, # should be ignored
}
},
{
"name": "ssl-no_file",
"user": {
"token": TEST_DATA_BASE64,
"client-certificate": TEST_CLIENT_CERT,
"client-key": TEST_CLIENT_KEY,
}
},
{
"name": "ssl-local-file",
"user": {
"tokenFile": "token_file",
"client-certificate": "client_cert",
"client-key": "client_key",
}
},
{
"name": "ssl",
"user": {
"token": TEST_DATA_BASE64,
"client-certificate-data": TEST_CLIENT_CERT_BASE64,
"client-key-data": TEST_CLIENT_KEY_BASE64,
}
},
{
"name": "exec_cred_user",
"user": {
"exec": {
"apiVersion": "client.authentication.k8s.io/v1beta1",
"command": "aws-iam-authenticator",
"args": ["token", "-i", "dummy-cluster"]
}
}
},
{
"name": "usertestcmdpath",
"user": {
"auth-provider": {
"name": "gcp",
"config": {
"cmd-path": "cmdtorun"
}
}
}
},
{
"name": "usertestcmdpathempty",
"user": {
"auth-provider": {
"name": "gcp",
"config": {
"cmd-path": ""
}
}
}
},
{
"name": "usertestcmdpathscope",
"user": {
"auth-provider": {
"name": "gcp",
"config": {
"cmd-path": "cmd",
"scopes": "scope"
}
}
}
}
]
}
def test_no_user_context(self):
expected = FakeConfig(host=TEST_HOST)
actual = FakeConfig()
KubeConfigLoader(
config_dict=self.TEST_KUBE_CONFIG,
active_context="no_user").load_and_set(actual)
self.assertEqual(expected, actual)
def test_simple_token(self):
expected = FakeConfig(host=TEST_HOST,
token=BEARER_TOKEN_FORMAT % TEST_DATA_BASE64)
actual = FakeConfig()
KubeConfigLoader(
config_dict=self.TEST_KUBE_CONFIG,
active_context="simple_token").load_and_set(actual)
self.assertEqual(expected, actual)
def test_load_user_token(self):
loader = KubeConfigLoader(
config_dict=self.TEST_KUBE_CONFIG,
active_context="simple_token")
self.assertTrue(loader._load_user_token())
self.assertEqual(BEARER_TOKEN_FORMAT % TEST_DATA_BASE64, loader.token)
def test_gcp_no_refresh(self):
fake_config = FakeConfig()
# swagger-generated config has this, but FakeConfig does not.
self.assertFalse(hasattr(fake_config, 'get_api_key_with_prefix'))
KubeConfigLoader(
config_dict=self.TEST_KUBE_CONFIG,
active_context="gcp",
get_google_credentials=lambda: _raise_exception(
"SHOULD NOT BE CALLED")).load_and_set(fake_config)
# Should now be populated with a gcp token fetcher.
self.assertIsNotNone(fake_config.get_api_key_with_prefix)
self.assertEqual(TEST_HOST, fake_config.host)
# For backwards compatibility, authorization field should still be set.
self.assertEqual(BEARER_TOKEN_FORMAT % TEST_DATA_BASE64,
fake_config.api_key['authorization'])
def test_load_gcp_token_no_refresh(self):
loader = KubeConfigLoader(
config_dict=self.TEST_KUBE_CONFIG,
active_context="gcp",
get_google_credentials=lambda: _raise_exception(
"SHOULD NOT BE CALLED"))
self.assertTrue(loader._load_auth_provider_token())
self.assertEqual(BEARER_TOKEN_FORMAT % TEST_DATA_BASE64,
loader.token)
def test_load_gcp_token_with_refresh(self):