def delete(self, overcloud_id):
"""Deletes the given overcloud.
:param overcloud_id: identifies the overcloud being deleted
:type overcloud_id: int
:raises: tuskar.common.exception.OvercloudNotFound if there
is no overcloud with the given ID
"""
# FIXME(lsmola) this should always try to delete both overcloud
# and stack. So it requires some exception catch over below.
# FIXME(lsmola) there is also a workflow needed
# step one- delete stack and set status deleting in progress to
# overcloud
# step 2 - once stack is deleted, delete the overcloud
LOG.debug("Deleting overcloud with ID: %s" % overcloud_id)
pecan.request.dbapi.delete_overcloud_by_id(overcloud_id)
heat_client = HeatClient()
if not heat_client.exists_stack():
# If the stack doesn't exist, we have nothing else to do here.
return
result = heat_client.delete_stack()
if not result:
raise wsme.exc.ClientSideError(_("Failed to delete the Heat overcloud."))
def template_parameters(self):
# TODO(lsmola) returning all possible parameters now, later in J
# user should pick what to build first and we should return
# appropriate parameters.
fixed_params = {template_tools.OVERCLOUD_COMPUTE_ROLE: 1,
template_tools.OVERCLOUD_VOLUME_ROLE: 1,
template_tools.OVERCLOUD_OBJECT_STORAGE_ROLE: 1}
# We don't want user to fill flavor based parameters, cause
# it is already stored in OvercloudRoles, also Image parameters
# are expected to be default, otherwise our associations
# will not work.
except_parameters = ('OvercloudControlFlavor',
'OvercloudComputeFlavor',
'OvercloudBlockStorageFlavor',
'OvercloudSwiftStorageFlavor',
'NovaImage',
'notcomputeImage',
'BlockStorageImage',
'SwiftStorageImage',)
overcloud = template_tools.merge_templates(fixed_params)
heat_client = HeatClient()
try:
allowed_data = heat_client.validate_template(overcloud)
except Exception as e:
raise exception.HeatTemplateValidateFailed(unicode(e))
# Send back only wanted parameters
template_parameters = dict((key, value) for key, value
in allowed_data['Parameters'].items()
if key not in except_parameters)
return template_parameters
def delete(self, overcloud_id):
"""Deletes the given overcloud.
:param overcloud_id: identifies the overcloud being deleted
:type overcloud_id: int
:raises: tuskar.common.exception.OvercloudNotFound if there
is no overcloud with the given ID
"""
# FIXME(lsmola) this should always try to delete both overcloud
# and stack. So it requires some exception catch over below.
# FIXME(lsmola) there is also a workflow needed
# step 1- delete stack and set status deleting in progress to
# overcloud
# step 2 - once stack is deleted, delete the overcloud
LOG.debug('Deleting overcloud with ID: %s' % overcloud_id)
pecan.request.dbapi.delete_overcloud_by_id(overcloud_id)
heat_client = HeatClient()
if not heat_client.exists_stack():
# If the stack doesn't exist, we have nothing else to do here.
return
try:
heat_client.delete_stack()
except Exception:
raise exception.HeatStackDeleteFailed()
def process_stack(attributes, counts, create=False):
"""Helper function for processing the stack.
Given a params dict containing the Overcloud Roles and initialization
parameters create or update the stack.
:param attributes: Dictionary of initialization params and overcloud roles
for heat template and initialization of stack
:type attributes: dict
:param counts: Dictionary of counts of roles to be deployed
:type counts: dict
:param create: A flag to designate if we are creating or updating the stack
:type create: bool
"""
overcloud = template_tools.merge_templates(parse_counts(counts))
heat_client = HeatClient()
stack_exists = heat_client.exists_stack()
valid, allowed_data = heat_client.validate_template(overcloud)
if not valid:
raise exception.InvalidHeatTemplate()
if stack_exists and create:
raise exception.StackAlreadyCreated()
elif not stack_exists and not create:
raise exception.StackNotFound()
if create:
operation = heat_client.create_stack
else:
operation = heat_client.update_stack
res = operation(overcloud, filter_template_attributes(allowed_data, attributes))
if not res:
if create:
raise exception.HeatTemplateCreateFailed()
raise exception.HeatTemplateUpdateFailed()
def template_parameters(self):
# TODO(lsmola) returning all possible parameters now, later in J
# user should pick what to build first and we should return
# appropriate parameters.
fixed_params = {
template_tools.OVERCLOUD_COMPUTE_ROLE: 1,
template_tools.OVERCLOUD_VOLUME_ROLE: 1,
template_tools.OVERCLOUD_OBJECT_STORAGE_ROLE: 1
}
# We don't want user to fill flavor based parameters, cause
# it is already stored in OvercloudRoles, also Image parameters
# are expected to be default, otherwise our associations
# will not work.
except_parameters = (
'OvercloudControlFlavor',
'OvercloudComputeFlavor',
'OvercloudBlockStorageFlavor',
'OvercloudSwiftStorageFlavor',
'NovaImage',
'notcomputeImage',
'BlockStorageImage',
'SwiftStorageImage',
)
overcloud = template_tools.merge_templates(fixed_params)
heat_client = HeatClient()
try:
allowed_data = heat_client.validate_template(overcloud)
except Exception as e:
raise exception.HeatTemplateValidateFailed(unicode(e))
# Send back only wanted parameters
template_parameters = dict(
(key, value) for key, value in allowed_data['Parameters'].items()
if key not in except_parameters)
return template_parameters
def process_stack(attributes, counts, overcloud_roles, create=False):
"""Helper function for processing the stack.
Given a params dict containing the Overcloud Roles and initialization
parameters create or update the stack.
:param attributes: Dictionary of initialization params and overcloud roles
for heat template and initialization of stack
:type attributes: dict
:param counts: Dictionary of counts of roles to be deployed
:type counts: dict
:param overcloud_roles: Dict of (overcloud_role_id, overcloud_role) so
we can access image_name and flavor_id of roles
:type overcloud_roles: dict
:param create: A flag to designate if we are creating or updating the stack
:type create: bool
"""
heat_client = HeatClient()
try:
# Get how many of each role we want and what flavor each role uses.
parsed_counts, parsed_flavors = parse_counts_and_flavors(
counts, overcloud_roles)
except Exception as e:
raise exception.ParseCountsAndFlavorsFailed(six.text_type(e))
try:
# Build the template
overcloud = template_tools.merge_templates(parsed_counts)
except Exception as e:
raise exception.HeatTemplateCreateFailed(six.text_type(e))
try:
# Get the parameters that the template accepts and validate
allowed_data = heat_client.validate_template(overcloud)
except Exception as e:
raise exception.HeatTemplateValidateFailed(six.text_type(e))
stack_exists = heat_client.exists_stack()
if stack_exists and create:
raise exception.StackAlreadyCreated()
elif not stack_exists and not create:
raise exception.StackNotFound()
try:
# Put flavors from OverloudRoles into attributes
attributes.update(get_flavor_attributes(parsed_flavors))
# Filter the attributes to allowed only
filtered_attributes = filter_template_attributes(allowed_data,
attributes)
except Exception as e:
raise exception.HeatStackProcessingAttributesFailed(six.text_type(e))
if create:
operation = heat_client.create_stack
else:
operation = heat_client.update_stack
try:
result = operation(overcloud, filtered_attributes)
except Exception as e:
if create:
raise exception.HeatStackCreateFailed(six.text_type(e))
else:
raise exception.HeatStackUpdateFailed(six.text_type(e))
return result
def process_stack(attributes, counts, overcloud_roles, create=False):
"""Helper function for processing the stack.
Given a params dict containing the Overcloud Roles and initialization
parameters create or update the stack.
:param attributes: Dictionary of initialization params and overcloud roles
for heat template and initialization of stack
:type attributes: dict
:param counts: Dictionary of counts of roles to be deployed
:type counts: dict
:param overcloud_roles: Dict of (overcloud_role_id, overcloud_role) so
we can access image_name and flavor_id of roles
:type overcloud_roles: dict
:param create: A flag to designate if we are creating or updating the stack
:type create: bool
"""
heat_client = HeatClient()
try:
# Get how many of each role we want and what flavor each role uses.
parsed_counts, parsed_flavors = parse_counts_and_flavors(
counts, overcloud_roles)
except Exception as e:
raise exception.ParseCountsAndFlavorsFailed(six.text_type(e))
try:
# Build the template
overcloud = template_tools.merge_templates(parsed_counts)
except Exception as e:
raise exception.HeatTemplateCreateFailed(six.text_type(e))
try:
# Get the parameters that the template accepts and validate
allowed_data = heat_client.validate_template(overcloud)
except Exception as e:
raise exception.HeatTemplateValidateFailed(six.text_type(e))
stack_exists = heat_client.exists_stack()
if stack_exists and create:
raise exception.StackAlreadyCreated()
elif not stack_exists and not create:
raise exception.StackNotFound()
try:
# Put flavors from OverloudRoles into attributes
attributes.update(get_flavor_attributes(parsed_flavors))
# Filter the attributes to allowed only
filtered_attributes = filter_template_attributes(
allowed_data, attributes)
except Exception as e:
raise exception.HeatStackProcessingAttributesFailed(six.text_type(e))
if create:
operation = heat_client.create_stack
else:
operation = heat_client.update_stack
try:
result = operation(overcloud, filtered_attributes)
except Exception as e:
if create:
raise exception.HeatStackCreateFailed(six.text_type(e))
else:
raise exception.HeatStackUpdateFailed(six.text_type(e))
return result