authenticate.py

'''
sample code to demonstrate using JIRA's oauth API
'''

from rauth.session import OAuth1Session
from rauth.oauth import RsaSha1Signature
from Crypto.PublicKey import RSA
from Crypto.Hash import MD5
from Crypto import Random
from jira.client import JIRA

############### helper routines ###############
def fetch_configuration(config_file='configuration.txt'):
  #open file, parse config and return key, value pairs found in dict
  config = {}
  for line in open(config_file):
    key, value = line.strip().split('=')
    config[key] = value
  return config

def generate_keys():
  rng = Random.new().read
  rsa_key = RSA.generate(2048, rng)
  assert(rsa_key.has_private())
  return rsa_key


############# main oauth method ##############
def dance0():
  #first, compute RsaSha1Signature
  #WARNING: PyCrypto must already be installed or this will __fail__
  config = fetch_configuration()
  crypt = RsaSha1Signature()
  key = generate_keys()
  session = OAuth1Session(config.get('consumer_key'),
                          key.exportKey(),
                          access_token=config.get('access_token'),
                          access_token_secret=config.get('access_token_secret'),
                          signature=RsaSha1Signature)
  print session.get(config.get('url'), verify=False)

def dance1():
  keys = generate_keys()
  config = fetch_configuration()
  oauth_parameters = {
    'access_token': config.get('access_token'),
    'access_token_secret': config.get('access_token_secret'),
    'consumer_key': config.get('consumer_key'),
    'key_cert': keys.exportKey()
  }
  options = {
    'server': 'https://ecomjira.wsgc.com',
    'verify': False
  }
  authenticated_jira = JIRA(oauth=oauth_parameters, options=options)
  #print authenticated_jira.issue('PNP-8609')
  print authenticated_jira.projects()

if __name__ == '__main__':
  dance0()
  dance1()