def get_or_create_provider_machine(image_id, machine_name, provider_uuid, app=None, version=None):
"""
Guaranteed Return of ProviderMachine.
1. Load provider machine from DB
2. If 'Miss':
* Lookup application based on PM uuid
If 'Miss':
* Create application based on PM uuid
3. Using application from 2. Create provider machine
"""
provider_machine = get_provider_machine(image_id, provider_uuid)
if provider_machine:
return provider_machine
if not app:
app = get_application(provider_uuid, image_id, machine_name)
# ASSERT: If no application here, this is a new image (Found on instance)
# that was created on a seperate server. We need to make a new one.
if not app:
app = create_application(provider_uuid, image_id, machine_name)
if not version:
version = get_version_for_machine(provider_uuid, image_id, fuzzy=True)
if not version:
version = create_app_version(app, "1.0", provider_machine_id=image_id)
# TODO: fuzzy=True returns a list, but call comes through as a .get()?
# this line will cover that edge-case.
if type(version) in [models.QuerySet, list]:
version = version[0]
return create_provider_machine(image_id, provider_uuid, app, version=version)
def get_or_create_provider_machine(image_id, machine_name,
provider_uuid, app=None, version=None,
version_name="1.0"):
"""
Guaranteed Return of ProviderMachine.
1. Load provider machine from DB
2. If 'Miss':
* Lookup application based on PM uuid
If 'Miss':
* Create application based on PM uuid
3. Using application from 2. Create provider machine
"""
provider_machine = get_provider_machine(image_id, provider_uuid)
if provider_machine:
return provider_machine
if not app:
app = get_application(provider_uuid, image_id, machine_name)
# ASSERT: If no application here, this is a new image (Found on instance)
# that was created on a seperate server. We need to make a new one.
if not app:
app = create_application(provider_uuid, image_id, machine_name)
if not version:
version = get_version_for_machine(provider_uuid, image_id, fuzzy=True)
if not version:
version = create_app_version(app, version_name, provider_machine_id=image_id)
if type(version) in [models.QuerySet, list]:
version = version[0]
return create_provider_machine(
image_id,
provider_uuid,
app,
version=version)
def get_or_create_provider_machine(image_id, machine_name,
provider_uuid, app=None, version=None):
"""
Guaranteed Return of ProviderMachine.
1. Load provider machine from DB
2. If 'Miss':
* Lookup application based on PM uuid
If 'Miss':
* Create application based on PM uuid
3. Using application from 2. Create provider machine
"""
provider_machine = get_provider_machine(image_id, provider_uuid)
if provider_machine:
return provider_machine
if not app:
app = get_application(provider_uuid, image_id, machine_name)
# ASSERT: If no application here, this is a new image (Found on instance)
# that was created on a seperate server. We need to make a new one.
if not app:
app = create_application(provider_uuid, image_id, machine_name)
if not version:
version = get_version_for_machine(provider_uuid, image_id)
if not version:
version = create_app_version(app, "1.0", provider_machine_id=image_id)
return create_provider_machine(
image_id,
provider_uuid,
app,
version=version)
def convert_glance_image(glance_image, provider_uuid, owner=None):
"""
Guaranteed Return of ProviderMachine.
1. Load provider machine from DB and return
2a. If 'Miss':
* Lookup application based on glance_machine metadata for application_uuid
If 'Miss':
* Create application based on available glance_machine metadata
2b. Using application from 2. Create provider machine
"""
from core.models import AtmosphereUser
image_id = glance_image.id
machine_name = glance_image.name
application_name = machine_name # Future: application_name will partition at the 'Application Version separator'.. and pass the version_name to create_version
provider_machine = get_provider_machine(image_id, provider_uuid)
if provider_machine:
return (provider_machine, False)
app_kwargs = collect_image_metadata(glance_image)
if owner and hasattr(owner,'name'):
owner_name = owner.name
else:
owner_name = glance_image.get('application_owner')
user = AtmosphereUser.objects.filter(username=owner_name).first()
if user:
identity = Identity.objects.filter(
provider__uuid=provider_uuid, created_by=user).first()
else:
identity = None
app_kwargs.update({
'created_by': user,
'created_by_identity': identity
})
app = create_application(
provider_uuid, image_id, application_name,
**app_kwargs)
version = get_version_for_machine(provider_uuid, image_id, fuzzy=True)
if not version:
version_kwargs = {
'version_str': glance_image.get('application_version', '1.0'),
'created_by': user,
'created_by_identity': identity,
'provider_machine_id': image_id
}
version = create_app_version(app, **version_kwargs)
#TODO: fuzzy=True returns a list, but call comes through as a .get()?
# this line will cover that edge-case.
if type(version) in [models.QuerySet, list]:
version = version[0]
machine_kwargs = {
'created_by_identity': identity,
'version': version
}
provider_machine = create_provider_machine(
image_id, provider_uuid,
app, **machine_kwargs)
return (provider_machine, True)
def convert_glance_image(
account_driver, glance_image, provider_uuid, owner=None
):
"""
Guaranteed Return of ProviderMachine.
1. Load provider machine from DB and return
2a. If 'Miss':
* Lookup application based on glance_machine metadata for application_uuid
If 'Miss':
* Create application based on available glance_machine metadata
2b. Using application from 2. Create provider machine
"""
if hasattr(glance_image, 'id'):
image_id = glance_image.id
elif type(glance_image) == dict:
image_id = glance_image.get('id')
else:
raise ValueError("Unexpected glance_image: %s" % glance_image)
provider_machine = get_provider_machine(image_id, provider_uuid)
if provider_machine:
if provider_machine.is_end_dated():
return (None, False)
update_instance_source_size(
provider_machine.instance_source, glance_image.get('size')
)
return (provider_machine, False)
(app_kwargs, version_kwargs
) = _application_and_version_from_metadata(account_driver, glance_image)
# TODO: use version_kwargs in method below?
version = get_version_for_machine(provider_uuid, image_id, fuzzy=True)
if version:
app = version.application
else:
app = create_application(**app_kwargs)
version = create_app_version(app=app, **version_kwargs)
#TODO: fuzzy=True returns a list, but call comes through as a .get()?
# this line will cover that edge-case.
if type(version) in [models.QuerySet, list]:
version = version[0]
machine_kwargs = {
'created_by_identity': version_kwargs.get('created_by_identity'),
'version': version
}
provider_machine = create_provider_machine(
image_id, provider_uuid, app, **machine_kwargs
)
update_instance_source_size(
provider_machine.instance_source, glance_image.get('size')
)
return (provider_machine, True)
def convert_glance_image(account_driver,
glance_image,
provider_uuid,
owner=None):
"""
Guaranteed Return of ProviderMachine.
1. Load provider machine from DB and return
2a. If 'Miss':
* Lookup application based on glance_machine metadata for application_uuid
If 'Miss':
* Create application based on available glance_machine metadata
2b. Using application from 2. Create provider machine
"""
if hasattr(glance_image, 'id'):
image_id = glance_image.id
elif type(glance_image) == dict:
image_id = glance_image.get('id')
else:
raise ValueError("Unexpected glance_image: %s" % glance_image)
provider_machine = get_provider_machine(image_id, provider_uuid)
if provider_machine:
if provider_machine.is_end_dated():
return (None, False)
update_instance_source_size(provider_machine.instance_source,
glance_image.get('size'))
return (provider_machine, False)
(app_kwargs, version_kwargs) = _application_and_version_from_metadata(
account_driver, glance_image)
# TODO: use version_kwargs in method below?
version = get_version_for_machine(provider_uuid, image_id, fuzzy=True)
if version:
app = version.application
else:
app = create_application(**app_kwargs)
version = create_app_version(app=app, **version_kwargs)
#TODO: fuzzy=True returns a list, but call comes through as a .get()?
# this line will cover that edge-case.
if type(version) in [models.QuerySet, list]:
version = version[0]
machine_kwargs = {
'created_by_identity': version_kwargs.get('created_by_identity'),
'version': version
}
provider_machine = create_provider_machine(image_id, provider_uuid, app,
**machine_kwargs)
update_instance_source_size(provider_machine.instance_source,
glance_image.get('size'))
return (provider_machine, True)
