TLS integration for latest pythonk8sclient

swagger_client uses PoolManager from urllib3. PoolManager keeps the
connection_pool_kw passed during the init time and uses the same later
while initiating HTTPSConnection. Existing implementation instantiates
RESTClientObject() at import time, without giving an option to pass
the security parameters, viz. key_file, ca_certs etc. So we needed to
change the way instantiation/initialization was happening.

Change-Id: I3b490bbb47eb5f961951708dabe6c1abfbcece4e
Partially-Implements: bp tls-pythonk8sclient
Closes-bug: #1499560
This commit is contained in:
Surojit Pathak 2015-09-24 23:22:29 +00:00
parent 669d2c81cc
commit 6cf871f44f
2 changed files with 58 additions and 56 deletions

View File

@ -65,7 +65,8 @@ class ApiClient(object):
:param header_value: a header value to pass when making calls to the API.
"""
def __init__(self, host=Configuration().host,
header_name=None, header_value=None, cookie=None):
header_name=None, header_value=None, cookie=None,
key_file=None, cert_file=None, ca_certs=None):
"""
Constructor of the class.
@ -77,6 +78,9 @@ class ApiClient(object):
self.cookie = cookie
# Set default User-Agent.
self.user_agent = 'Python-Swagger'
self.RESTClient = RESTClient(key_file=key_file,
cert_file=cert_file,
ca_certs=ca_certs)
@property
def user_agent(self):
@ -328,38 +332,38 @@ class ApiClient(object):
def request(self, method, url, query_params=None, headers=None,
post_params=None, body=None):
"""
Makes the HTTP request using RESTClient.
Makes the HTTP request using instance of rest client.
"""
if method == "GET":
return RESTClient.GET(url,
query_params=query_params,
headers=headers)
return self.RESTClient.GET(url,
query_params=query_params,
headers=headers)
elif method == "HEAD":
return RESTClient.HEAD(url,
query_params=query_params,
headers=headers)
return self.RESTClient.HEAD(url,
query_params=query_params,
headers=headers)
elif method == "POST":
return RESTClient.POST(url,
query_params=query_params,
headers=headers,
post_params=post_params,
body=body)
return self.RESTClient.POST(url,
query_params=query_params,
headers=headers,
post_params=post_params,
body=body)
elif method == "PUT":
return RESTClient.PUT(url,
query_params=query_params,
headers=headers,
post_params=post_params,
body=body)
return self.RESTClient.PUT(url,
query_params=query_params,
headers=headers,
post_params=post_params,
body=body)
elif method == "PATCH":
return RESTClient.PATCH(url,
query_params=query_params,
headers=headers,
post_params=post_params,
body=body)
return self.RESTClient.PATCH(url,
query_params=query_params,
headers=headers,
post_params=post_params,
body=body)
elif method == "DELETE":
return RESTClient.DELETE(url,
query_params=query_params,
headers=headers)
return self.RESTClient.DELETE(url,
query_params=query_params,
headers=headers)
else:
raise ValueError(
"http method must be `GET`, `HEAD`,"

View File

@ -67,20 +67,22 @@ class RESTResponse(io.IOBase):
class RESTClientObject(object):
def __init__(self, pools_size=4):
def __init__(self, pools_size=4,
key_file=None, cert_file=None, ca_certs=None):
# http pool manager
self.pool_manager = urllib3.PoolManager(
num_pools=pools_size
)
# https pool manager
# certificates validated using Mozillas root certificates
# TODO(hongbin): fix the hard-coded ca_certs path
# Note(suro-patz): Changing the behavior to accept security param
if ca_certs is None:
ca_certs = '/etc/ssl/certs/ca-certificates.crt'
self.ssl_pool_manager = urllib3.PoolManager(
num_pools=pools_size,
key_file=key_file,
cert_file=cert_file,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs='/etc/ssl/certs/ca-certificates.crt'
)
ca_certs=ca_certs)
def agent(self, url):
"""
@ -229,56 +231,52 @@ class ApiException(Exception):
class RESTClient(object):
"""
A class with all class methods to perform JSON requests.
A class with methods to perform JSON requests.
"""
IMPL = RESTClientObject()
def __init__(self, key_file=None, cert_file=None, ca_certs=None):
self.IMPL = RESTClientObject(key_file=key_file,
cert_file=cert_file,
ca_certs=ca_certs)
@classmethod
def request(cls, *n, **kw):
def request(self, *n, **kw):
"""
Perform a REST request and parse the response.
"""
return cls.IMPL.request(*n, **kw)
return self.IMPL.request(*n, **kw)
@classmethod
def GET(cls, *n, **kw):
def GET(self, *n, **kw):
"""
Perform a GET request using `RESTClient.request()`.
"""
return cls.IMPL.GET(*n, **kw)
return self.IMPL.GET(*n, **kw)
@classmethod
def HEAD(cls, *n, **kw):
def HEAD(self, *n, **kw):
"""
Perform a HEAD request using `RESTClient.request()`.
"""
return cls.IMPL.GET(*n, **kw)
return self.IMPL.GET(*n, **kw)
@classmethod
def POST(cls, *n, **kw):
def POST(self, *n, **kw):
"""
Perform a POST request using `RESTClient.request()`
"""
return cls.IMPL.POST(*n, **kw)
return self.IMPL.POST(*n, **kw)
@classmethod
def PUT(cls, *n, **kw):
def PUT(self, *n, **kw):
"""
Perform a PUT request using `RESTClient.request()`
"""
return cls.IMPL.PUT(*n, **kw)
return self.IMPL.PUT(*n, **kw)
@classmethod
def PATCH(cls, *n, **kw):
def PATCH(self, *n, **kw):
"""
Perform a PATCH request using `RESTClient.request()`
"""
return cls.IMPL.PATCH(*n, **kw)
return self.IMPL.PATCH(*n, **kw)
@classmethod
def DELETE(cls, *n, **kw):
def DELETE(self, *n, **kw):
"""
Perform a DELETE request using `RESTClient.request()`
"""
return cls.IMPL.DELETE(*n, **kw)
return self.IMPL.DELETE(*n, **kw)