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# -*- coding: utf-8 -*-
############################ Copyrights and license ############################
# #
# Copyright 2012 Andrew Bettison <andrewb@zip.com.au> #
# Copyright 2012 Dima Kukushkin <dima@kukushkin.me> #
# Copyright 2012 Michael Woodworth <mwoodworth@upverter.com> #
# Copyright 2012 Petteri Muilu <pmuilu@xena.(none)> #
# Copyright 2012 Steve English <steve.english@navetas.com> #
# Copyright 2012 Vincent Jacques <vincent@vincent-jacques.net> #
# Copyright 2012 Zearin <zearin@gonk.net> #
# Copyright 2013 AKFish <akfish@gmail.com> #
# Copyright 2013 Cameron White <cawhite@pdx.edu> #
# Copyright 2013 Ed Jackson <ed.jackson@gmail.com> #
# Copyright 2013 Jonathan J Hunt <hunt@braincorporation.com> #
# Copyright 2013 Mark Roddy <markroddy@gmail.com> #
# Copyright 2013 Vincent Jacques <vincent@vincent-jacques.net> #
# Copyright 2014 Jimmy Zelinskie <jimmyzelinskie@gmail.com> #
# Copyright 2014 Vincent Jacques <vincent@vincent-jacques.net> #
# Copyright 2015 Brian Eugley <Brian.Eugley@capitalone.com> #
# Copyright 2015 Daniel Pocock <daniel@pocock.pro> #
# Copyright 2015 Jimmy Zelinskie <jimmyzelinskie@gmail.com> #
# Copyright 2016 Denis K <f1nal@cgaming.org> #
# Copyright 2016 Jared K. Smith <jaredsmith@jaredsmith.net> #
# Copyright 2016 Jimmy Zelinskie <jimmy.zelinskie+git@gmail.com> #
# Copyright 2016 Mathieu Mitchell <mmitchell@iweb.com> #
# Copyright 2016 Peter Buckley <dx-pbuckley@users.noreply.github.com> #
# Copyright 2017 Chris McBride <thehighlander@users.noreply.github.com> #
# Copyright 2017 Hugo <hugovk@users.noreply.github.com> #
# Copyright 2017 Simon <spam@esemi.ru> #
# Copyright 2018 R1kk3r <R1kk3r@users.noreply.github.com> #
# Copyright 2018 sfdye <tsfdye@gmail.com> #
# Copyright 2018 Maarten Fonville <maarten.fonville@gmail.com> #
# #
# This file is part of PyGithub. #
# http://pygithub.readthedocs.io/ #
# #
# PyGithub is free software: you can redistribute it and/or modify it under #
# the terms of the GNU Lesser General Public License as published by the Free #
# Software Foundation, either version 3 of the License, or (at your option) #
# any later version. #
# #
# PyGithub is distributed in the hope that it will be useful, but WITHOUT ANY #
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS #
# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more #
# details. #
# #
# You should have received a copy of the GNU Lesser General Public License #
# along with PyGithub. If not, see <http://www.gnu.org/licenses/>. #
# #
################################################################################
import base64
import json
import logging
import mimetypes
import os
import re
import requests
import sys
import time
import urllib
import urlparse
from io import IOBase
import Consts
import GithubException
atLeastPython3 = sys.hexversion >= 0x03000000
class RequestsResponse:
# mimic the httplib response object
def __init__(self, r):
self.status = r.status_code
self.headers = r.headers
self.text = r.text
def getheaders(self):
if atLeastPython3:
return self.headers.items()
else:
return self.headers.iteritems()
def read(self):
return self.text
class HTTPSRequestsConnectionClass(object):
# mimic the httplib connection object
def __init__(self, host, port=None, strict=False, timeout=None, **kwargs):
self.port = port if port else 443
self.host = host
self.protocol = "https"
self.timeout = timeout
self.verify = kwargs.get("verify", True)
self.session = requests.Session()
def request(self, verb, url, input, headers):
self.verb = verb
self.url = url
self.input = input
self.headers = headers
def getresponse(self):
verb = getattr(self.session, self.verb.lower())
url = "%s://%s:%s%s" % (self.protocol, self.host, self.port, self.url)
r = verb(url, headers=self.headers, data=self.input, timeout=self.timeout, verify=self.verify)
return RequestsResponse(r)
def close(self):
return
class HTTPRequestsConnectionClass(object):
# mimic the httplib connection object
def __init__(self, host, port=None, strict=False, timeout=None, **kwargs):
self.port = port if port else 80
self.host = host
self.protocol = "http"
self.timeout = timeout
self.verify = kwargs.get("verify", True)
self.session = requests.Session()
def request(self, verb, url, input, headers):
self.verb = verb
self.url = url
self.input = input
self.headers = headers
def getresponse(self):
verb = getattr(self.session, self.verb.lower())
url = "%s://%s:%s%s" % (self.protocol, self.host, self.port, self.url)
r = verb(url, headers=self.headers, data=self.input, timeout=self.timeout, verify=self.verify)
return RequestsResponse(r)
def close(self):
return
class Requester:
__httpConnectionClass = HTTPRequestsConnectionClass
__httpsConnectionClass = HTTPSRequestsConnectionClass
__connection = None
__persist = True
@classmethod
def injectConnectionClasses(cls, httpConnectionClass, httpsConnectionClass):
cls.__persist = False
cls.__httpConnectionClass = httpConnectionClass
cls.__httpsConnectionClass = httpsConnectionClass
@classmethod
def resetConnectionClasses(cls):
cls.__persist = True
cls.__httpConnectionClass = HTTPRequestsConnectionClass
cls.__httpsConnectionClass = HTTPSRequestsConnectionClass
#############################################################
# For Debug
@classmethod
def setDebugFlag(cls, flag):
cls.DEBUG_FLAG = flag
@classmethod
def setOnCheckMe(cls, onCheckMe):
cls.ON_CHECK_ME = onCheckMe
DEBUG_FLAG = False
DEBUG_FRAME_BUFFER_SIZE = 1024
DEBUG_HEADER_KEY = "DEBUG_FRAME"
ON_CHECK_ME = None
def NEW_DEBUG_FRAME(self, requestHeader):
"""
Initialize a debug frame with requestHeader
Frame count is updated and will be attached to respond header
The structure of a frame: [requestHeader, statusCode, responseHeader, raw_data]
Some of them may be None
"""
if self.DEBUG_FLAG: # pragma no branch (Flag always set in tests)
new_frame = [requestHeader, None, None, None]
if self._frameCount < self.DEBUG_FRAME_BUFFER_SIZE - 1: # pragma no branch (Should be covered)
self._frameBuffer.append(new_frame)
else:
self._frameBuffer[0] = new_frame # pragma no cover (Should be covered)
self._frameCount = len(self._frameBuffer) - 1
def DEBUG_ON_RESPONSE(self, statusCode, responseHeader, data):
'''
Update current frame with response
Current frame index will be attached to responseHeader
'''
if self.DEBUG_FLAG: # pragma no branch (Flag always set in tests)
self._frameBuffer[self._frameCount][1:4] = [statusCode, responseHeader, data]
responseHeader[self.DEBUG_HEADER_KEY] = self._frameCount
def check_me(self, obj):
if self.DEBUG_FLAG and self.ON_CHECK_ME is not None: # pragma no branch (Flag always set in tests)
frame = None
if self.DEBUG_HEADER_KEY in obj._headers:
frame_index = obj._headers[self.DEBUG_HEADER_KEY]
frame = self._frameBuffer[frame_index]
self.ON_CHECK_ME(obj, frame)
def _initializeDebugFeature(self):
self._frameCount = 0
self._frameBuffer = []
#############################################################
def __init__(self, login_or_token, password, base_url, timeout, client_id, client_secret, user_agent, per_page, api_preview, verify):
self._initializeDebugFeature()
if password is not None:
login = login_or_token
if atLeastPython3:
self.__authorizationHeader = "Basic " + base64.b64encode((login + ":" + password).encode("utf-8")).decode("utf-8").replace('\n', '') # pragma no cover (Covered by Authentication.testAuthorizationHeaderWithXxx with Python 3)
else:
self.__authorizationHeader = "Basic " + base64.b64encode(login + ":" + password).replace('\n', '')
elif login_or_token is not None:
token = login_or_token
self.__authorizationHeader = "token " + token
else:
self.__authorizationHeader = None
self.__base_url = base_url
o = urlparse.urlparse(base_url)
self.__hostname = o.hostname
self.__port = o.port
self.__prefix = o.path
self.__timeout = timeout
self.__scheme = o.scheme
if o.scheme == "https":
self.__connectionClass = self.__httpsConnectionClass
elif o.scheme == "http":
self.__connectionClass = self.__httpConnectionClass
else:
assert False, "Unknown URL scheme"
self.rate_limiting = (-1, -1)
self.rate_limiting_resettime = 0
self.FIX_REPO_GET_GIT_REF = True
self.per_page = per_page
self.oauth_scopes = None
self.__clientId = client_id
self.__clientSecret = client_secret
assert user_agent is not None, 'github now requires a user-agent. ' \
'See http://developer.github.com/v3/#user-agent-required'
self.__userAgent = user_agent
self.__apiPreview = api_preview
self.__verify = verify
def requestJsonAndCheck(self, verb, url, parameters=None, headers=None, input=None):
return self.__check(*self.requestJson(verb, url, parameters, headers, input, self.__customConnection(url)))
def requestMultipartAndCheck(self, verb, url, parameters=None, headers=None, input=None):
return self.__check(*self.requestMultipart(verb, url, parameters, headers, input, self.__customConnection(url)))
def requestBlobAndCheck(self, verb, url, parameters=None, headers=None, input=None):
return self.__check(*self.requestBlob(verb, url, parameters, headers, input, self.__customConnection(url)))
def __check(self, status, responseHeaders, output):
output = self.__structuredFromJson(output)
if status >= 400:
raise self.__createException(status, responseHeaders, output)
return responseHeaders, output
def __customConnection(self, url):
cnx = None
if not url.startswith("/"):
o = urlparse.urlparse(url)
if o.hostname != self.__hostname or \
(o.port and o.port != self.__port) or \
(o.scheme != self.__scheme and not (o.scheme == "https" and self.__scheme == "http")): # issue80
if o.scheme == 'http':
cnx = self.__httpConnectionClass(o.hostname, o.port)
elif o.scheme == 'https':
cnx = self.__httpsConnectionClass(o.hostname, o.port)
return cnx
def __createException(self, status, headers, output):
if status == 401 and output.get("message") == "Bad credentials":
cls = GithubException.BadCredentialsException
elif status == 401 and 'x-github-otp' in headers and re.match(r'.*required.*', headers['x-github-otp']):
cls = GithubException.TwoFactorException # pragma no cover (Should be covered)
elif status == 403 and output.get("message").startswith("Missing or invalid User Agent string"):
cls = GithubException.BadUserAgentException
elif status == 403 and output.get("message").lower().startswith("api rate limit exceeded"):
cls = GithubException.RateLimitExceededException
elif status == 404 and output.get("message") == "Not Found":
cls = GithubException.UnknownObjectException
else:
cls = GithubException.GithubException
return cls(status, output)
def __structuredFromJson(self, data):
if len(data) == 0:
return None
else:
if atLeastPython3 and isinstance(data, bytes): # pragma no branch (Covered by Issue142.testDecodeJson with Python 3)
data = data.decode("utf-8") # pragma no cover (Covered by Issue142.testDecodeJson with Python 3)
try:
return json.loads(data)
except ValueError, e:
return {'data': data}
def requestJson(self, verb, url, parameters=None, headers=None, input=None, cnx=None):
def encode(input):
return "application/json", json.dumps(input)
return self.__requestEncode(cnx, verb, url, parameters, headers, input, encode)
def requestMultipart(self, verb, url, parameters=None, headers=None, input=None, cnx=None):
def encode(input):
boundary = "----------------------------3c3ba8b523b2"
eol = "\r\n"
encoded_input = ""
for name, value in input.iteritems():
encoded_input += "--" + boundary + eol
encoded_input += "Content-Disposition: form-data; name=\"" + name + "\"" + eol
encoded_input += eol
encoded_input += value + eol
encoded_input += "--" + boundary + "--" + eol
return "multipart/form-data; boundary=" + boundary, encoded_input
return self.__requestEncode(cnx, verb, url, parameters, headers, input, encode)
def requestBlob(self, verb, url, parameters={}, headers={}, input=None, cnx=None):
def encode(local_path):
if "Content-Type" in headers:
mime_type = headers["Content-Type"]
else:
guessed_type = mimetypes.guess_type(input)
mime_type = guessed_type[0] if guessed_type[0] is not None else "application/octet-stream"
f = open(local_path, 'rb')
return mime_type, f
if input:
headers["Content-Length"] = str(os.path.getsize(input))
return self.__requestEncode(cnx, verb, url, parameters, headers, input, encode)
def __requestEncode(self, cnx, verb, url, parameters, requestHeaders, input, encode):
assert verb in ["HEAD", "GET", "POST", "PATCH", "PUT", "DELETE"]
if parameters is None:
parameters = dict()
if requestHeaders is None:
requestHeaders = dict()
self.__authenticate(url, requestHeaders, parameters)
requestHeaders["User-Agent"] = self.__userAgent
if self.__apiPreview:
requestHeaders["Accept"] = "application/vnd.github.moondragon+json"
url = self.__makeAbsoluteUrl(url)
url = self.__addParametersToUrl(url, parameters)
encoded_input = None
if input is not None:
requestHeaders["Content-Type"], encoded_input = encode(input)
self.NEW_DEBUG_FRAME(requestHeaders)
status, responseHeaders, output = self.__requestRaw(cnx, verb, url, requestHeaders, encoded_input)
if "x-ratelimit-remaining" in responseHeaders and "x-ratelimit-limit" in responseHeaders:
self.rate_limiting = (int(responseHeaders["x-ratelimit-remaining"]), int(responseHeaders["x-ratelimit-limit"]))
if "x-ratelimit-reset" in responseHeaders:
self.rate_limiting_resettime = int(responseHeaders["x-ratelimit-reset"])
if "x-oauth-scopes" in responseHeaders:
self.oauth_scopes = responseHeaders["x-oauth-scopes"].split(", ")
self.DEBUG_ON_RESPONSE(status, responseHeaders, output)
return status, responseHeaders, output
def __requestRaw(self, cnx, verb, url, requestHeaders, input):
original_cnx = cnx
if cnx is None:
cnx = self.__createConnection()
cnx.request(
verb,
url,
input,
requestHeaders
)
response = cnx.getresponse()
status = response.status
responseHeaders = dict((k.lower(), v) for k, v in response.getheaders())
output = response.read()
cnx.close()
if input:
if isinstance(input, IOBase):
input.close()
self.__log(verb, url, requestHeaders, input, status, responseHeaders, output)
if status == 202 and (verb == 'GET' or verb == 'HEAD'): # only for requests that are considered 'safe' in RFC 2616
time.sleep(Consts.PROCESSING_202_WAIT_TIME)
return self.__requestRaw(original_cnx, verb, url, requestHeaders, input)
if status == 301 and 'location' in responseHeaders:
return self.__requestRaw(original_cnx, verb, responseHeaders['location'], requestHeaders, input)
return status, responseHeaders, output
def __authenticate(self, url, requestHeaders, parameters):
if self.__clientId and self.__clientSecret and "client_id=" not in url:
parameters["client_id"] = self.__clientId
parameters["client_secret"] = self.__clientSecret
if self.__authorizationHeader is not None:
requestHeaders["Authorization"] = self.__authorizationHeader
def __makeAbsoluteUrl(self, url):
# URLs generated locally will be relative to __base_url
# URLs returned from the server will start with __base_url
if url.startswith("/"):
url = self.__prefix + url
else:
o = urlparse.urlparse(url)
assert o.hostname in [self.__hostname, "uploads.github.com", "status.github.com"], o.hostname
assert o.path.startswith((self.__prefix, "/api/"))
assert o.port == self.__port
url = o.path
if o.query != "":
url += "?" + o.query
return url
def __addParametersToUrl(self, url, parameters):
if len(parameters) == 0:
return url
else:
return url + "?" + urllib.urlencode(parameters)
def __createConnection(self):
kwds = {}
if not atLeastPython3: # pragma no branch (Branch useful only with Python 3)
kwds["strict"] = True # Useless in Python3, would generate a deprecation warning
kwds["timeout"] = self.__timeout
kwds["verify"] = self.__verify
if self.__persist and self.__connection is not None:
return self.__connection
self.__connection = self.__connectionClass(self.__hostname, self.__port, **kwds)
return self.__connection
def __log(self, verb, url, requestHeaders, input, status, responseHeaders, output):
logger = logging.getLogger(__name__)
if logger.isEnabledFor(logging.DEBUG):
if "Authorization" in requestHeaders:
if requestHeaders["Authorization"].startswith("Basic"):
requestHeaders["Authorization"] = "Basic (login and password removed)"
elif requestHeaders["Authorization"].startswith("token"):
requestHeaders["Authorization"] = "token (oauth token removed)"
else: # pragma no cover (Cannot happen, but could if we add an authentication method => be prepared)
requestHeaders["Authorization"] = "(unknown auth removed)" # pragma no cover (Cannot happen, but could if we add an authentication method => be prepared)
logger.debug("%s %s://%s%s %s %s ==> %i %s %s", str(verb), self.__scheme, self.__hostname, str(url), str(requestHeaders), str(input), status, str(responseHeaders), str(output))