def create(self, req, body):
"""Creates a migration process."""
ctxt = req.environ['guts.context']
authorize(ctxt)
migration = body['migration']
name = migration.get('name', None)
source_instance_id = migration.get('source_instance_id')
description = migration.get('description')
if description is not None:
utils.check_string_length(description, 'Migration description',
min_length=0, max_length=255)
try:
migration = migrations.create(ctxt,
name,
source_instance_id,
description=description)
req.cache_resource(migration, name='migrations')
self._notify_migration_info(
ctxt, 'migration.create', migration)
except exception.MigrationExists as err:
self._notify_migration_error(
ctxt, 'migration.create', err, migration=migration)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.MigrationNotFoundByName as err:
self._notify_migration_error(
ctxt, 'migration_.create', err, name=name)
raise webob.exc.HTTPNotFound(explanation=err.msg)
return self._view_builder.show(req, migration)
def _is_valid_as_reason(self, reason):
if not reason:
return False
try:
utils.check_string_length(reason.strip(), "Disabled reason", min_length=1, max_length=255)
except exception.InvalidInput:
return False
return True
def _is_valid_as_reason(self, reason):
if not reason:
return False
try:
utils.check_string_length(reason.strip(), 'Disabled reason',
min_length=1, max_length=255)
except exception.InvalidInput:
return False
return True
def update(self, req, id, body):
"""Updates given source type."""
context = req.environ['guts.context']
authorize(context)
stype = body['source_type']
name = stype.get('name', None)
driver = stype.get('driver', None)
description = stype.get('description', None)
if not (name or driver or description):
raise exception.Invalid('No attributes to update.')
if driver and len(driver.strip()) == 0:
msg = "Source type driver can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
utils.check_string_length(driver,
'Source Type driver',
min_length=1,
max_length=255)
validate_type_driver(driver)
if description is not None:
utils.check_string_length(description,
'Type description',
min_length=0,
max_length=255)
try:
types.update(context, id, name, driver, description)
modified_stype = types.get_source_type(context, id)
req.cache_resource(modified_stype, name='types')
self._notify_source_type_info(context, 'source_type.update',
modified_stype)
except exception.SourceTypeExists as err:
self._notify_source_type_error(context,
'source_type.update',
err,
source_type=modified_stype)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.SourceTypeNotFoundByName as err:
self._notify_source_type_error(context,
'source_type.update',
err,
name=name)
raise webob.exc.HTTPNotFound(explanation=err.msg)
return self._view_builder.show(req, modified_stype)
def validate_string_length(value, entity_name, min_length=0, max_length=None, remove_whitespaces=False):
"""Check the length of specified string.
:param value: the value of the string
:param entity_name: the name of the string
:param min_length: the min_length of the string
:param max_length: the max_length of the string
:param remove_whitespaces: True if trimming whitespaces is needed
else False
"""
if isinstance(value, six.string_types) and remove_whitespaces:
value = value.strip()
try:
utils.check_string_length(value, entity_name, min_length=min_length, max_length=max_length)
except exception.InvalidInput as error:
raise webob.exc.HTTPBadRequest(explanation=error.msg)
def validate_name_and_description(body):
name = body.get("name")
if name is not None:
if isinstance(name, six.string_types):
body["name"] = name.strip()
try:
utils.check_string_length(body["name"], "Name", min_length=0, max_length=255)
except exception.InvalidInput as error:
raise webob.exc.HTTPBadRequest(explanation=error.msg)
description = body.get("description")
if description is not None:
try:
utils.check_string_length(description, "Description", min_length=0, max_length=255)
except exception.InvalidInput as error:
raise webob.exc.HTTPBadRequest(explanation=error.msg)
def create(self, req, body):
"""Creates a new source hypervisor type."""
ctxt = req.environ['guts.context']
authorize(ctxt)
stype = body['source_type']
name = stype.get('name', None)
driver = stype.get('driver')
description = stype.get('description')
if driver is None or len(driver.strip()) == 0:
msg = "Source type driver can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
utils.check_string_length(driver,
'Source Type driver',
min_length=1,
max_length=255)
validate_type_driver(driver)
if description is not None:
utils.check_string_length(description,
'Type description',
min_length=0,
max_length=255)
try:
stype = types.create(ctxt, name, driver, description=description)
req.cache_resource(stype, name='types')
self._notify_source_type_info(ctxt, 'source_type.create', stype)
except exception.SourceTypeExists as err:
self._notify_source_type_error(ctxt,
'source_type.create',
err,
source_type=stype)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.SourceTypeNotFoundByName as err:
self._notify_source_type_error(ctxt,
'source_type.create',
err,
name=name)
raise webob.exc.HTTPNotFound(explanation=err.msg)
return self._view_builder.show(req, stype)
def update(self, req, id, body):
"""Updates given source type."""
context = req.environ['guts.context']
authorize(context)
stype = body['source_type']
name = stype.get('name', None)
driver = stype.get('driver', None)
description = stype.get('description', None)
if not (name or driver or description):
raise exception.Invalid('No attributes to update.')
if driver and len(driver.strip()) == 0:
msg = "Source type driver can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
utils.check_string_length(driver, 'Source Type driver',
min_length=1, max_length=255)
validate_type_driver(driver)
if description is not None:
utils.check_string_length(description, 'Type description',
min_length=0, max_length=255)
try:
types.update(context, id,
name,
driver,
description)
modified_stype = types.get_source_type(context, id)
req.cache_resource(modified_stype, name='types')
self._notify_source_type_info(
context, 'source_type.update', modified_stype)
except exception.SourceTypeExists as err:
self._notify_source_type_error(
context, 'source_type.update', err, source_type=modified_stype)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.SourceTypeNotFoundByName as err:
self._notify_source_type_error(
context, 'source_type.update', err, name=name)
raise webob.exc.HTTPNotFound(explanation=err.msg)
return self._view_builder.show(req, modified_stype)
def create(self, req, body):
"""Creates a new source hypervisor type."""
ctxt = req.environ['guts.context']
authorize(ctxt)
stype = body['source_type']
name = stype.get('name', None)
driver = stype.get('driver')
description = stype.get('description')
if driver is None or len(driver.strip()) == 0:
msg = "Source type driver can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
utils.check_string_length(driver, 'Source Type driver',
min_length=1, max_length=255)
validate_type_driver(driver)
if description is not None:
utils.check_string_length(description, 'Type description',
min_length=0, max_length=255)
try:
stype = types.create(ctxt,
name,
driver,
description=description)
req.cache_resource(stype, name='types')
self._notify_source_type_info(
ctxt, 'source_type.create', stype)
except exception.SourceTypeExists as err:
self._notify_source_type_error(
ctxt, 'source_type.create', err, source_type=stype)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.SourceTypeNotFoundByName as err:
self._notify_source_type_error(
ctxt, 'source_type.create', err, name=name)
raise webob.exc.HTTPNotFound(explanation=err.msg)
return self._view_builder.show(req, stype)
def create(self, req, body):
"""Creates a new source hypervisor."""
ctxt = req.environ['guts.context']
authorize(ctxt)
source = body['source']
name = source.get('name', None)
stype = source.get('stype')
connection_params = source.get('connection_params')
description = source.get('description')
if name is None or len(name.strip()) == 0:
msg = "Source name can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
if connection_params is None or len(connection_params.strip()) == 0:
msg = "Source connection params can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
utils.check_string_length(name, 'Hypervisor name',
min_length=1, max_length=255)
utils.check_string_length(connection_params,
'Source connection parameters',
min_length=1, max_length=255)
if description is not None:
utils.check_string_length(description, 'Source description',
min_length=0, max_length=255)
try:
sources.create(ctxt,
name,
stype,
connection_params,
description=description)
source = sources.get_source_by_name(ctxt, name)
req.cache_resource(source, name='sources')
self._notify_source_info(
ctxt, 'source.create', source)
except exception.SourceExists as err:
self._notify_source_error(
ctxt, 'source.create', err, source=source)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.SourceNotFoundByName as err:
self._notify_source_error(
ctxt, 'source_.create', err, name=name)
raise webob.exc.HTTPNotFound(explanation=err.msg)
vms.fetch_vms(ctxt, source.get('id'))
return self._view_builder.show(req, ctxt, source)
def create(self, req, body):
"""Creates a new source hypervisor."""
ctxt = req.environ['guts.context']
authorize(ctxt)
source = body['source']
name = source.get('name', None)
stype = source.get('stype')
connection_params = source.get('connection_params')
description = source.get('description')
if name is None or len(name.strip()) == 0:
msg = "Source name can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
if connection_params is None or len(connection_params.strip()) == 0:
msg = "Source connection params can not be empty."
raise webob.exc.HTTPBadRequest(explanation=msg)
utils.check_string_length(name, 'Hypervisor name',
min_length=1, max_length=255)
utils.check_string_length(connection_params,
'Source connection parameters',
min_length=1, max_length=255)
if description is not None:
utils.check_string_length(description, 'Source description',
min_length=0, max_length=255)
try:
source = sources.create(ctxt,
name,
stype,
connection_params,
description=description)
req.cache_resource(source, name='sources')
self._notify_source_info(
ctxt, 'source.create', source)
except exception.SourceExists as err:
self._notify_source_error(
ctxt, 'source.create', err, source=source)
raise webob.exc.HTTPConflict(explanation=six.text_type(err))
except exception.SourceNotFoundByName as err:
self._notify_source_error(
ctxt, 'source_.create', err, name=name)
raise webob.exc.HTTPNotFound(explanation=err.msg)
vms.fetch_vms(ctxt, source.get('id'))
return self._view_builder.show(req, ctxt, source)