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From "Pradeep Agrawal (Jira)" <j...@apache.org>
Subject [jira] [Assigned] (RANGER-2798) existing policy is getting replaced when using update_policy from a python script
Date Fri, 17 Apr 2020 12:56:00 GMT

     [ https://issues.apache.org/jira/browse/RANGER-2798?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Pradeep Agrawal reassigned RANGER-2798:
---------------------------------------

    Assignee: Pradeep Agrawal

> existing policy is getting replaced when using update_policy from a python script
> ---------------------------------------------------------------------------------
>
>                 Key: RANGER-2798
>                 URL: https://issues.apache.org/jira/browse/RANGER-2798
>             Project: Ranger
>          Issue Type: Bug
>          Components: Ranger
>            Reporter: Bhargavi
>            Assignee: Pradeep Agrawal
>            Priority: Major
>
> #!/usr/bin/env python
> """
> Input file is a CSV:
> Policy name, Resource path, AD groups, Read, Write, Execute, Comment
> """
> policy_id =''
> import time
> import requests
> import csv
> import json
> from httplib import HTTPSConnection
> from base64 import b64encode
> import sys
> ranger_host = sys.argv[2]
> ranger_port = sys.argv[3]
> policy_api = '/service/public/api/policy'
> ranger_user = 'admin'
> ranger_password = 
> repository_name = sys.argv[4]
> repository_name += '_hadoop'
> description_template = 'Policy for %s'
> policy_template = {
>  'policyType': 'access',
>  'policyName': '',
>  'resourceName': '',
>  'description': '',
>  'repositoryName': repository_name,
>  'repositoryType': 'hdfs',
>  'isEnabled': True,
>  'isRecursive': True,
>  'isAuditEnabled': True,
>  'permMapList': []
> }
>  
>  
> def get_policy(policy_name):
>  """Retrieve the policy definition
>  """
>  global policyid
>  conn = HTTPSConnection(host=ranger_host, port=ranger_port)
>  headers = {
>  'Authorization' : 'Basic %s' % b64encode('%s:%s' % (ranger_user, ranger_password)),
>  'Content-Type': 'application/json'
>  }
>  conn.request('GET', policy_api + '?policyName=' + policy_name, headers=headers)
>  response = conn.getresponse()
>  json_data = response.read()
>  result = json.loads(json_data)
>  count = result['totalCount']
>  print count
>  if count == 1:
>  for data in result['vXPolicies']:
>  policy_id = data['id']
>  print(policy_id)
> update_policy(policy,policy_id)
>  print(policy)
>  else:
>  create_policy(policy)
>  print(policy)
> def update_policy(data,policy_id):
>  conn = HTTPSConnection(host=ranger_host, port=ranger_port)
>  headers = {
>  'Authorization' : 'Basic %s' % b64encode('%s:%s' % (ranger_user, ranger_password)),
>  'Content-Type': 'application/json'
>  }
> conn.request('PUT', policy_api + '/' + str(policy_id), headers=headers, body=json.dumps(data))
>  response = conn.getresponse()
>  if response.status != 200:
>  print 'Error updating policy'
>  print response.read()
>  else:
>  print 'Policy %s updated'
>  
>  
>  
> def create_policy(data):
>  conn = HTTPSConnection(host=ranger_host, port=ranger_port)
>  headers = {
>  'Authorization' : 'Basic %s' % b64encode('%s:%s' % (ranger_user, ranger_password)),
>  'Content-Type': 'application/json'
>  }
>  conn.request('POST', policy_api, headers=headers, body=json.dumps(data))
>  response = conn.getresponse()
>  if response.status != 200:
>  print 'Error creating policy %s: %s' % (data['policyName'], data)
>  print response.read()
>  else:
>  print 'Policy %s created' % data['policyName']
>  
> with open(sys.argv[1]) as csvfile:
>  reader = csv.DictReader(csvfile, delimiter=',')
>  policy = policy_template
>  i=0
>  for row in reader:
>  if row['Policy name']:
>  policy['policyName'] = row['Policy name']
>  policy['resourceName'] = row['Resource path']
>  policy['description'] = description_template % row['Resource path']
>  policy['permMapList'] = [ {
>  'groupList': [row['AD groups']],
>  'permList': []
>  }]
> if row['Read']: policy['permMapList'][int(i)]['permList'].append('Read')
>  if row['Write']: policy['permMapList'][int(i)]['permList'].append('Write')
>  if row['Execute']: policy['permMapList'][int(i)]['permList'].append('Execute')
> else:
>  policy['permMapList'].append({
>  'groupList': [row['AD groups']],
>  'permList': []
>  })
>  i=i+1
>  print i
>  if row['Read']: policy['permMapList'][int(i)]['permList'].append('Read')
>  if row['Write']: policy['permMapList'][int(i)]['permList'].append('Write')
>  if row['Execute']: policy['permMapList'][int(i)]['permList'].append('Execute')
> get_policy(policy['policyName'])
>  policy=policy_template



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