def do(self):
for instance in self.host.instances.all():
old_instance = instance.future_instance
DNSAPIProvider.update_database_dns_content(
self.infra, old_instance.dns,
old_instance.address, instance.address
)
instance.dns = old_instance.dns
old_instance.dns = old_instance.address
old_instance.save()
instance.save()
if self.instance.id == instance.id:
self.instance.dns = instance.dns
old_host = self.host.future_host
self.host.hostname = old_host.hostname
old_host.hostname = old_host.address
old_host.save()
self.host.save()
if self.infra.endpoint and old_host.address in self.infra.endpoint:
self.infra.endpoint = self.infra.endpoint.replace(
old_host.address, self.host.address
)
self.infra.save()
def switch_dns_forward(databaseinfra, source_object_list, ip_attribute_name,
dns_attribute_name, equivalent_atribute_name,
workflow_dict):
for source_object in source_object_list:
old_ip = source_object.__getattribute__(ip_attribute_name)
dns = source_object.__getattribute__(dns_attribute_name)
source_object.__setattr__(dns_attribute_name, old_ip)
target_object = source_object.__getattribute__(
equivalent_atribute_name)
new_ip = target_object.__getattribute__(ip_attribute_name)
target_object.__setattr__(dns_attribute_name, dns)
LOG.info("Changing {}: from {} to {}".format(dns, old_ip, new_ip))
DNSAPIProvider.update_database_dns_content(
databaseinfra=databaseinfra,
dns=dns,
old_ip=old_ip,
new_ip=new_ip)
source_object.save()
target_object.save()
workflow_dict['objects_changed'].append({
'source_object': source_object,
'ip_attribute_name': ip_attribute_name,
'dns_attribute_name': dns_attribute_name,
'equivalent_atribute_name': equivalent_atribute_name,
})
def switch_dns_forward(databaseinfra, source_object_list, ip_attribute_name,
dns_attribute_name, equivalent_atribute_name,
workflow_dict):
for source_object in source_object_list:
old_ip = source_object.__getattribute__(ip_attribute_name)
dns = source_object.__getattribute__(dns_attribute_name)
source_object.__setattr__(dns_attribute_name, old_ip)
target_object = source_object.__getattribute__(
equivalent_atribute_name)
new_ip = target_object.__getattribute__(ip_attribute_name)
target_object.__setattr__(dns_attribute_name, dns)
LOG.info("Changing {}: from {} to {}".format(dns, old_ip, new_ip))
DNSAPIProvider.update_database_dns_content(databaseinfra=databaseinfra,
dns=dns,
old_ip=old_ip,
new_ip=new_ip)
source_object.save()
target_object.save()
workflow_dict['objects_changed'].append({
'source_object':
source_object,
'ip_attribute_name':
ip_attribute_name,
'dns_attribute_name':
dns_attribute_name,
'equivalent_atribute_name':
equivalent_atribute_name,
})
def undo(self, workflow_dict):
LOG.info("Running undo...")
try:
databaseinfra = workflow_dict['databaseinfra']
vip_ip = get_vip_ip_from_databaseinfra(databaseinfra=databaseinfra)
databaseinfraattr = workflow_dict['source_secondary_ips'][0]
dnslist = DatabaseInfraDNSList.objects.filter(
dns__startswith="{}.".format(databaseinfra.name), type=FOXHA)
if dnslist:
infradns = dnslist[0]
infradns.type = FLIPPER
infradns.save()
DNSAPIProvider.update_database_dns_content(
databaseinfra=databaseinfra,
dns=infradns.dns,
old_ip=vip_ip,
new_ip=databaseinfraattr.ip)
if 'objects_changed' in workflow_dict:
for object_changed in workflow_dict['objects_changed']:
switch_dns_backward(
databaseinfra=databaseinfra,
source_object_list=[
object_changed['source_object'],
],
ip_attribute_name=object_changed['ip_attribute_name'],
dns_attribute_name=object_changed[
'dns_attribute_name'],
equivalent_atribute_name=object_changed[
'equivalent_atribute_name'])
return True
switch_dns_backward(
databaseinfra=databaseinfra,
source_object_list=workflow_dict['source_hosts'],
ip_attribute_name='address',
dns_attribute_name='hostname',
equivalent_atribute_name='future_host')
switch_dns_backward(
databaseinfra=databaseinfra,
source_object_list=workflow_dict['source_instances'],
ip_attribute_name='address',
dns_attribute_name='dns',
equivalent_atribute_name='future_instance')
return True
except Exception:
traceback = full_stack()
workflow_dict['exceptions']['error_codes'].append(DBAAS_0020)
workflow_dict['exceptions']['traceback'].append(traceback)
return False
def update_host_dns(self, origin_host, destiny_host):
DNSAPIProvider.update_database_dns_content(self.infra,
origin_host.hostname,
origin_host.address,
destiny_host.address)
destiny_host.hostname = origin_host.hostname
origin_host.hostname = origin_host.address
origin_host.save()
destiny_host.save()
def update_instance_dns(self, origin_instance, destiny_instance):
DNSAPIProvider.update_database_dns_content(self.infra,
origin_instance.dns,
origin_instance.address,
destiny_instance.address)
destiny_instance.dns = origin_instance.dns
origin_instance.dns = origin_instance.address
origin_instance.save()
destiny_instance.save()
if self.instance.id == origin_instance.id:
self.instance.dns = origin_instance.dns
if self.instance.id == destiny_instance.id:
self.instance.dns = destiny_instance.dns
if self.instance.future_instance.id == origin_instance.id:
self.instance.future_instance.dns = origin_instance.dns
if self.instance.future_instance.id == destiny_instance.id:
self.instance.future_instance.dns = destiny_instance.dns
def do(self, workflow_dict):
try:
databaseinfra = workflow_dict['databaseinfra']
vip_ip = get_vip_ip_from_databaseinfra(databaseinfra=databaseinfra)
databaseinfraattr = workflow_dict['source_secondary_ips'][0]
infradns = DatabaseInfraDNSList.objects.get(
dns__startswith="{}.".format(databaseinfra.name), type=FLIPPER)
infradns.type = FOXHA
infradns.save()
DNSAPIProvider.update_database_dns_content(
databaseinfra=databaseinfra,
dns=infradns.dns,
old_ip=databaseinfraattr.ip,
new_ip=vip_ip)
workflow_dict['objects_changed'] = []
switch_dns_forward(
databaseinfra=databaseinfra,
source_object_list=workflow_dict['source_hosts'],
ip_attribute_name='address',
dns_attribute_name='hostname',
equivalent_atribute_name='future_host',
workflow_dict=workflow_dict)
switch_dns_forward(
databaseinfra=databaseinfra,
source_object_list=workflow_dict['source_instances'],
ip_attribute_name='address',
dns_attribute_name='dns',
equivalent_atribute_name='future_instance',
workflow_dict=workflow_dict)
return True
except Exception:
traceback = full_stack()
workflow_dict['exceptions']['error_codes'].append(DBAAS_0020)
workflow_dict['exceptions']['traceback'].append(traceback)
return False
def do(self):
for instance in self.host.instances.all():
DNSAPIProvider.update_database_dns_content(self.infra,
instance.dns,
instance.address,
self.host.address)
instance.address = self.host.address
instance.save()
DNSAPIProvider.update_database_dns_content(self.infra,
self.host.hostname,
self.instance.address,
self.host.address)
if self.infra.endpoint and self.instance.address in self.infra.endpoint:
self.infra.endpoint = self.infra.endpoint.replace(
self.instance.address, self.host.address)
self.infra.save()
self.instance.address = self.host.address
def update_host_dns(self, origin_host, destiny_host):
for instance in self.instances:
DNSAPIProvider.update_database_dns_content(self.infra,
instance.dns,
origin_host.address,
destiny_host.address)
DNSAPIProvider.update_database_dns_content(self.infra,
origin_host.hostname,
origin_host.address,
destiny_host.address)
destiny_host.hostname = origin_host.hostname
origin_host.hostname = origin_host.address
origin_host.save()
destiny_host.save()
if self.infra.endpoint and origin_host.address in self.infra.endpoint:
self.infra.endpoint = self.infra.endpoint.replace(
origin_host.address, destiny_host.address)
self.infra.save()
def update_host_dns(self, origin_host, destiny_host):
for instance in self.instances:
DNSAPIProvider.update_database_dns_content(
self.infra, instance.dns,
origin_host.address, destiny_host.address
)
DNSAPIProvider.update_database_dns_content(
self.infra, origin_host.hostname,
origin_host.address, destiny_host.address
)
destiny_host.hostname = origin_host.hostname
origin_host.hostname = origin_host.address
origin_host.save()
destiny_host.save()
if self.infra.endpoint and origin_host.address in self.infra.endpoint:
self.infra.endpoint = self.infra.endpoint.replace(
origin_host.address, destiny_host.address
)
self.infra.save()
def switch_dns_backward(databaseinfra, source_object_list, ip_attribute_name,
dns_attribute_name, equivalent_atribute_name):
for source_object in source_object_list:
target_object = source_object.__getattribute__(
equivalent_atribute_name)
old_ip = target_object.__getattribute__(ip_attribute_name)
dns = target_object.__getattribute__(dns_attribute_name)
target_object.__setattr__(dns_attribute_name, old_ip)
new_ip = source_object.__getattribute__(ip_attribute_name)
source_object.__setattr__(dns_attribute_name, dns)
LOG.info("Changing {}: from {} to {}".format(dns, old_ip, new_ip))
DNSAPIProvider.update_database_dns_content(databaseinfra=databaseinfra,
dns=dns,
old_ip=old_ip,
new_ip=new_ip)
target_object.save()
source_object.save()
def switch_dns_backward(databaseinfra, source_object_list, ip_attribute_name,
dns_attribute_name, equivalent_atribute_name):
for source_object in source_object_list:
target_object = source_object.__getattribute__(equivalent_atribute_name)
old_ip = target_object.__getattribute__(ip_attribute_name)
dns = target_object.__getattribute__(dns_attribute_name)
target_object.__setattr__(dns_attribute_name, old_ip)
new_ip = source_object.__getattribute__(ip_attribute_name)
source_object.__setattr__(dns_attribute_name, dns)
LOG.info("Changing {}: from {} to {}".format(dns, old_ip, new_ip))
DNSAPIProvider.update_database_dns_content(
databaseinfra=databaseinfra,
dns=dns,
old_ip=old_ip,
new_ip=new_ip)
target_object.save()
source_object.save()
def update_vip_dns(self, origin_vip, destiny_vip):
if origin_vip and destiny_vip:
vip_dns = self.infra.endpoint_dns.split(':')[0]
DNSAPIProvider.update_database_dns_content(self.infra, vip_dns,
origin_vip.vip_ip,
destiny_vip.vip_ip)
