dynamicweb/datacenterlight/management/commands/deleteuser.py

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import logging
import sys
import uuid
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import oca
import stripe
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from django.core.management.base import BaseCommand
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from hosting.models import (
UserCardDetail, UserHostingKey
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)
from membership.models import CustomUser, DeletedUser
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from opennebula_api.models import OpenNebulaManager
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logger = logging.getLogger(__name__)
def query_yes_no(question, default="yes"):
"""Ask a yes/no question via raw_input() and return their answer.
"question" is a string that is presented to the user.
"default" is the presumed answer if the user just hits <Enter>.
It must be "yes" (the default), "no" or None (meaning
an answer is required of the user).
The "answer" return value is True for "yes" or False for "no".
"""
valid = {"yes": True, "y": True, "ye": True,
"no": False, "n": False}
if default is None:
prompt = " [y/n] "
elif default == "yes":
prompt = " [Y/n] "
elif default == "no":
prompt = " [y/N] "
else:
raise ValueError("invalid default answer: '%s'" % default)
while True:
sys.stdout.write(question + prompt)
choice = input().lower()
if default is not None and choice == '':
return valid[default]
elif choice in valid:
return valid[choice]
else:
sys.stdout.write("Please respond with 'yes' or 'no' "
"(or 'y' or 'n').\n")
class Command(BaseCommand):
help = '''Deletes all resources of the user from the project'''
def add_arguments(self, parser):
parser.add_argument('customer_email', nargs='+', type=str)
def handle(self, *args, **options):
try:
for email in options['customer_email']:
r = query_yes_no("Are you sure you want to delete {} ?".format(
email, None
))
if r:
logger.debug("Deleting user {}".format(email))
# Get stripe customer instance and delete the customer
try:
cus_user = CustomUser.objects.get(email=email)
except CustomUser.DoesNotExist as dne:
logger.error("CustomUser with email {} does "
"not exist".format(email))
sys.exit(1)
stripe_customer = cus_user.stripecustomer
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c = stripe.Customer.retrieve(
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stripe_customer.stripe_id
)
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cus_delete_obj = c.delete()
if cus_delete_obj.deleted:
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logger.debug(
"StripeCustomer {} associated with {} deleted"
"".format(stripe_customer.stripe_id, email)
)
else:
logger.error("Error while deleting the StripeCustomer")
# delete UserCardDetail
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ucds = UserCardDetail.objects.filter(
stripe_customer=stripe_customer
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)
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for ucd in ucds:
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if ucd is not None:
logger.debug(
"User Card Detail {} associated with {} deleted"
"".format(ucd.id, email)
)
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ucd.delete()
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else:
logger.error(
"Error while deleting the User Card Detail")
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# delete UserHostingKey
uhks = UserHostingKey.objects.filter(
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user=cus_user
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)
for uhk in uhks:
uhk.delete()
# delete stripe customer
stripe_customer.delete()
# add user to deleteduser
DeletedUser.objects.create(
email=cus_user.email, name=cus_user.name,
user_id = cus_user.id
)
# reset CustomUser
cus_user.email = str(uuid.uuid4())
cus_user.validated = 0
cus_user.save()
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# remove user from OpenNebula
manager = OpenNebulaManager()
user_pool = manager._get_user_pool()
on_user = user_pool.get_by_name(email)
if on_user.id > 0:
logger.debug(
"Deleting user {} => ID={} from opennebula".format(
email, on_user.id)
)
manager.oneadmin_client.call(
oca.User.METHODS['delete'], on_user.id
)
else:
logger.error(
"User not found with email {}. "
"Not doing anything".format(email)
)
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logger.debug("Deleted {} SUCCESSFULLY.".format(email))
except Exception as e:
print(" *** Error occurred. Details {}".format(str(e)))