generate virt-who esx json data

genvirt.py

import argparse
import json
import uuid


def gen_json(hypervisors, guests):
    virtwho = {}
    hypervisor_list = []
    for i in range(hypervisors):
        guest_list = []
        for c in range(guests):
            guest_list.append(
                {
                    "guestId": str(uuid.uuid4()),
                    "state": 1,
                    "attributes": {"active": 1, "virtWhoType": "esx"},
                }
            )
        _id = str(uuid.uuid4()).replace("-", ".")
        hypervisor_list.append({
            "hypervisorId": {"hypervisorId": _id},
            "name": str(uuid.uuid4()).replace("-", "."),
            "guestIds": guest_list,
            "facts": {
                "hypervisor.type": "VMware ESXi",
                "dmi.system.uuid": _id,
                "cpu.cpu_socket(s)": "2",
            }
        })
    return {"hypervisors": hypervisor_list}


if __name__ == "__main__":
    parser = argparse.ArgumentParser()
    parser.add_argument(
        "hypervisors", type=int, help="The number of hypervisors to create."
    )
    parser.add_argument(
        "guests", type=int, help="The number of guests per hypervisor to create."
    )
    parser.add_argument("path", type=str, help="The file path to save the output to.")
    args = parser.parse_args()

    data = gen_json(args.hypervisors, args.guests)

    with open(args.path, "w") as f:
        json.dump(data, f)
        

Usage examples

# python2.7 genvirt.py -h
usage: genvirt.py [-h] hypervisors guests path

positional arguments:
  hypervisors  The number of hypervisors to create.
  guests       The number of guests per hypervisor to create.
  path         The file path to save the output to.

optional arguments:
  -h, --help   show this help message and exit

# python2.7 genvirt.py 500 30 test1.json
# python2.7 genvirt.py 500 30 test2.json
# python2.7 genvirt.py 500 30 test3.json
# ll
-rw-r--r--. 1 root root 1.7M Nov 17 03:31 test1.json
-rw-r--r--. 1 root root 1.7M Nov 17 03:31 test2.json
-rw-r--r--. 1 root root 1.7M Nov 17 03:31 test3.json

To submit this data to satellite you can use curl.

curl -k -X POST --cert /etc/pki/consumer/cert.pem --key /etc/pki/consumer/key.pem https://<sathost>/rhsm/hypervisors -H "Content-Type: application/json" -d @"test1.json"