def create_customer(self, customer, uuid, transaction_id):
datamanager = DataManager()
try:
customer.handle_region_group()
sql_customer = self.build_full_customer(customer, uuid,
datamanager)
customer_result_wrapper = build_response(uuid, transaction_id,
'create')
sql_customer = self.add_default_users_to_empty_regions(
sql_customer)
if sql_customer.customer_customer_regions and len(
sql_customer.customer_customer_regions) > 1:
customer_dict = sql_customer.get_proxy_dict()
for region in customer_dict["regions"]:
region["action"] = "create"
datamanager.flush(
) # i want to get any exception created by this insert
RdsProxy.send_customer_dict(customer_dict, transaction_id,
"POST")
else:
LOG.debug(
"Customer with no regions - wasn't send to RDS Proxy " +
str(customer))
datamanager.commit()
except Exception as exp:
LOG.log_exception("CustomerLogic - Failed to CreateCustomer", exp)
datamanager.rollback()
raise
return customer_result_wrapper
def replace_regions(self, customer_uuid, regions, transaction_id):
datamanager = DataManager()
customer_record = datamanager.get_record('customer')
customer_region = datamanager.get_record('customer_region')
try:
customer_id = datamanager.get_customer_id_by_uuid(customer_uuid)
if customer_id is None:
raise ErrorStatus(
404,
"customer with id {} does not exist".format(customer_uuid))
old_sql_customer = customer_record.read_customer_by_uuid(
customer_uuid)
if old_sql_customer is None:
raise ErrorStatus(
404,
"customer with id {} does not exist".format(customer_id))
old_customer_dict = old_sql_customer.get_proxy_dict()
datamanager.session.expire(old_sql_customer)
customer_region.delete_all_regions_for_customer(customer_id)
self.add_regions_to_db(regions, customer_id, datamanager)
timestamp = utils.get_time_human()
new_sql_customer = datamanager.get_cusomer_by_id(customer_id)
new_sql_customer = self.add_default_users_to_empty_regions(
new_sql_customer)
new_customer_dict = new_sql_customer.get_proxy_dict()
datamanager.flush(
) # i want to get any exception created by this insert
new_customer_dict["regions"] = self.resolve_regions_actions(
old_customer_dict["regions"], new_customer_dict["regions"])
RdsProxy.send_customer_dict(new_customer_dict, transaction_id,
"PUT")
datamanager.commit()
base_link = '{0}{1}/'.format(conf.server.host_ip,
pecan.request.path)
result_regions = [{
'id': region.name,
'added': timestamp,
'links': {
'self': base_link + region.name
}
} for region in regions]
region_result_wrapper = RegionResultWrapper(
transaction_id=transaction_id, regions=result_regions)
return region_result_wrapper
except Exception as exp:
datamanager.rollback()
raise exp
def add_default_users(self,
customer_uuid,
users,
transaction_id,
p_datamanager=None):
datamanager = None
try:
if p_datamanager is None:
datamanager = DataManager()
datamanager.begin_transaction()
else:
datamanager = p_datamanager
customer_id = datamanager.get_customer_id_by_uuid(customer_uuid)
if customer_id is None:
raise ErrorStatus(
404, "customer {} does not exist".format(customer_uuid))
self.add_users_to_db(datamanager,
customer_id,
-1,
users,
adding=True)
customer_record = datamanager.get_record('customer')
customer = customer_record.read_customer(customer_id)
timestamp = utils.get_time_human()
datamanager.flush(
) # i want to get any exception created by this insert
if len(customer.customer_customer_regions) > 1:
RdsProxy.send_customer(customer, transaction_id, "PUT")
if p_datamanager is None:
datamanager.commit()
base_link = '{0}{1}/'.format(conf.server.host_ip,
pecan.request.path)
result_users = [{
'id': user.id,
'added': timestamp,
'links': {
'self': base_link + user.id
}
} for user in users]
user_result_wrapper = UserResultWrapper(
transaction_id=transaction_id, users=result_users)
return user_result_wrapper
except Exception as exception:
datamanager.rollback()
if 'Duplicate' in exception.message:
raise ErrorStatus(409, exception.message)
LOG.log_exception("Failed to add_default_users", exception)
raise
def add_regions(self, customer_uuid, regions, transaction_id):
datamanager = DataManager()
customer_record = datamanager.get_record('customer')
try:
# TODO DataBase action
customer_id = datamanager.get_customer_id_by_uuid(customer_uuid)
if customer_id is None:
raise ErrorStatus(
404,
"customer with id {} does not exist".format(customer_uuid))
self.add_regions_to_db(regions, customer_id, datamanager)
sql_customer = customer_record.read_customer_by_uuid(customer_uuid)
sql_customer = self.add_default_users_to_empty_regions(
sql_customer)
new_customer_dict = sql_customer.get_proxy_dict()
for region in new_customer_dict["regions"]:
new_region = next(
(r for r in regions if r.name == region["name"]), None)
if new_region:
region["action"] = "create"
else:
region["action"] = "modify"
timestamp = utils.get_time_human()
datamanager.flush(
) # i want to get any exception created by this insert
RdsProxy.send_customer_dict(new_customer_dict, transaction_id,
"POST")
datamanager.commit()
base_link = '{0}{1}/'.format(conf.server.host_ip,
pecan.request.path)
result_regions = [{
'id': region.name,
'added': timestamp,
'links': {
'self': base_link + region.name
}
} for region in regions]
region_result_wrapper = RegionResultWrapper(
transaction_id=transaction_id, regions=result_regions)
return region_result_wrapper
except Exception as exp:
datamanager.rollback()
raise
def enable(self, customer_uuid, enabled, transaction_id):
try:
datamanager = DataManager()
customer_record = datamanager.get_record('customer')
sql_customer = customer_record.read_customer_by_uuid(customer_uuid)
if not sql_customer:
raise ErrorStatus(
404, 'customer: {0} not found'.format(customer_uuid))
sql_customer.enabled = 1 if enabled.enabled else 0
RdsProxy.send_customer(sql_customer, transaction_id, "PUT")
datamanager.flush() # get any exception created by this action
datamanager.commit()
except Exception as exp:
datamanager.rollback()
raise exp
def delete_region(self, customer_id, region_id, transaction_id):
datamanager = DataManager()
try:
customer_region = datamanager.get_record('customer_region')
sql_customer = datamanager.get_cusomer_by_uuid(customer_id)
if sql_customer is None:
raise ErrorStatus(
404,
"customer with id {} does not exist".format(customer_id))
customer_dict = sql_customer.get_proxy_dict()
customer_region.delete_region_for_customer(customer_id, region_id)
datamanager.flush(
) # i want to get any exception created by this insert
# i want to get any exception created by this insert
datamanager.flush()
region = next((r.region
for r in sql_customer.customer_customer_regions
if r.region.name == region_id), None)
if region:
if region.type == 'group':
set_utils_conf(conf)
regions = get_regions_of_group(region.name)
else:
regions = [region_id]
for region in customer_dict['regions']:
if region['name'] in regions:
region['action'] = 'delete'
RdsProxy.send_customer_dict(customer_dict, transaction_id, "PUT")
datamanager.commit()
LOG.debug("Region {0} in customer {1} deleted".format(
region_id, customer_id))
except Exception as exp:
datamanager.rollback()
raise
def update_customer(self, customer, customer_uuid, transaction_id):
datamanager = DataManager()
try:
customer.validate_model('update')
customer_record = datamanager.get_record('customer')
cutomer_id = customer_record.get_customer_id_from_uuid(
customer_uuid)
sql_customer = customer_record.read_customer_by_uuid(customer_uuid)
if not sql_customer:
raise ErrorStatus(
404, 'customer {0} was not found'.format(customer_uuid))
old_customer_dict = sql_customer.get_proxy_dict()
customer_record.delete_by_primary_key(cutomer_id)
datamanager.flush()
sql_customer = self.build_full_customer(customer, customer_uuid,
datamanager)
sql_customer = self.add_default_users_to_empty_regions(
sql_customer)
new_customer_dict = sql_customer.get_proxy_dict()
new_customer_dict["regions"] = self.resolve_regions_actions(
old_customer_dict["regions"], new_customer_dict["regions"])
customer_result_wrapper = build_response(customer_uuid,
transaction_id, 'update')
datamanager.flush(
) # i want to get any exception created by this insert
if not len(new_customer_dict['regions']) == 0:
RdsProxy.send_customer_dict(new_customer_dict, transaction_id,
"PUT")
datamanager.commit()
return customer_result_wrapper
except Exception as exp:
LOG.log_exception("CustomerLogic - Failed to CreateCustomer", exp)
datamanager.rollback()
raise
def delete_customer_by_uuid(self, customer_id):
datamanager = DataManager()
try:
datamanager.begin_transaction()
customer_record = datamanager.get_record('customer')
sql_customer = customer_record.read_customer_by_uuid(customer_id)
if sql_customer is None:
# The customer does not exist, so the delete operation is
# considered successful
return
real_regions = sql_customer.get_real_customer_regions()
if len(real_regions) > 0:
# Do not delete a customer that still has some regions
raise ErrorStatus(
405, "Cannot delete a customer that has regions. "
"Please delete the regions first and then "
"delete the customer.")
else:
expected_status = 'Success'
invalid_status = 'N/A'
# Get status from RDS
resp = RdsProxy.get_status(sql_customer.uuid)
if resp.status_code == 200:
status_resp = resp.json()
if 'status' in status_resp.keys():
LOG.debug('RDS returned status: {}'.format(
status_resp['status']))
status = status_resp['status']
else:
# Invalid response from RDS
LOG.error('Response from RDS did not contain status')
status = invalid_status
elif resp.status_code == 404:
# Customer not found in RDS, that means it never had any regions
# So it is OK to delete it
LOG.debug(
'Resource not found in RDS, so it is OK to delete')
status = expected_status
else:
# Invalid status code from RDS
log_message = 'Invalid response code from RDS: {}'.format(
resp.status_code)
log_message = log_message.replace('\n',
'_').replace('\r', '_')
LOG.warning(log_message)
status = invalid_status
if status == invalid_status:
raise ErrorStatus(500, "Could not get customer status")
elif status != expected_status:
raise ErrorStatus(
409, "The customer has not been deleted "
"successfully from all of its regions "
"(either the deletion failed on one of the "
"regions or it is still in progress)")
# OK to delete
customer_record.delete_customer_by_uuid(customer_id)
datamanager.flush(
) # i want to get any exception created by this delete
datamanager.commit()
except Exception as exp:
LOG.log_exception("CustomerLogic - Failed to delete customer", exp)
datamanager.rollback()
raise