HLMLinking.py

# Author: Vikas Shitole
# Website: www.vThinkBeyondVM.com
# Product: VMware Cloud on AWS
# Description: Python script to configure Hybrid Linked Mode (HLM) between Onprem and VMC VC
# Reference: http://vthinkbeyondvm.com/how-to-configure-hybrid-linked-mode-hlm-using-vcenter-rest-api/
# How to setup vCenter REST API environment?: http://vthinkbeyondvm.com/getting-started-with-vcenter-server-rest-apis-using-python/

import requests
import json
import ssl
import atexit
import sys
import argparse
import getpass


from requests.packages.urllib3.exceptions import InsecureRequestWarning
requests.packages.urllib3.disable_warnings(InsecureRequestWarning)



s=requests.Session()
s.verify=False

def get_args():
    """ Get arguments from CLI """
    parser = argparse.ArgumentParser(
        description='Arguments for HLM linking')

    parser.add_argument('-s', '--host',
                        required=True,
                        action='store',
                        help='VMC VC IP or FQDN')
						
    parser.add_argument('-u', '--user',
                        required=True,
                        action='store',
                        help='VMC VC username')
						
    parser.add_argument('-p', '--password',
                        required=False,
                        action='store',
                        help='VMC password:')

    parser.add_argument('-o', '--port',
                        type=int,
                        default=443,
                        action='store',
                        help='PSC port')

    parser.add_argument('-d', '--domainname',
                        type=str,
			default='vsphere.local',
                        action='store',
                        help='Onprem PSC domain name')
						
    parser.add_argument('-pu', '--pscuser',
                        required=False,
			default='Administrator@vsphere.local',
                        action='store',
                        help='Onprem PSC username')

    parser.add_argument('-pp', '--pscpass',
                        required=False,
                        action='store',
                        help='Onprem PSC password')
						
    parser.add_argument('-ph', '--pschost',
                        required=True,
                        action='store',
                        help='Onprem PSC host IP or FQDN')

    parser.add_argument('-a', '--admingroup',
                        required=False,
                        action='store',
                        default='cloudadmin@yourdomain.com',
                        help='Cloud admins group')	
						
    parser.add_argument('-pt', '--pscthumb',
                        required=True,
                        action='store',
                        help='Onprem PSC thumbprint')

    args = parser.parse_args()

    if not args.password:
        args.password = getpass.getpass(
            prompt='Enter VMC VC password:')
			
    if not args.pscpass:
        args.pscpass = getpass.getpass(
            prompt='Enter PSC password:')

    return args

args = get_args()
headers = {'content-type':'application/json'}
session_response= s.post('https://'+args.host+'/rest/com/vmware/cis/session',auth=(args.user,args.password))

if session_response.ok:
	print ("Session creation is successful")
else:
	print ("Session creation is failed, please check")
	quit()

payload = {
  "spec": {
    "port": args.port,
    "domain_name": args.domainname,
    "username": args.pscuser,
    "ssl_thumbprint": args.pscthumb,
    "admin_groups": [
      args.admingroup
    ],
    "password": args.pscpass,
    "psc_hostname": args.pschost
  }
}

json_payload = json.loads(json.dumps(payload))
json_response = s.post('https://'+args.host+'/rest/hvc/links',headers=headers,json=json_payload)
if json_response.ok:
	print ("HLM link is established")
else:
	print ("HLM link is NOT established, please check")
print (json_response)
print (json_response.text)