def _init_cloudmanager_attributes(res_id, attributes):
cloudmanager_type = cm_util.get_config_option(res_id, 'cm_type', CLOUDMANAGERS_CONFIG_FILE)
# Initialize here specific attributes for OpenStack
attributes["cm_base_url"] = cm_util.get_config_option(res_id, "url", CLOUDMANAGERS_CONFIG_FILE)
attributes["cm_keystone_url"] = cm_util.get_config_option(res_id, "keystone_base_url", CLOUDMANAGERS_CONFIG_FILE)
attributes["cm_nova_url"] = cm_util.get_config_option(res_id, "nova_base_url", CLOUDMANAGERS_CONFIG_FILE)
attributes["cm_tenant_name"] = cm_util.get_config_option(res_id, "tenant_name", CLOUDMANAGERS_CONFIG_FILE)
attributes["cm_username"] = cm_util.get_config_option(res_id, "username", CLOUDMANAGERS_CONFIG_FILE)
attributes["cm_password"] = cm_util.get_config_option(res_id, "password", CLOUDMANAGERS_CONFIG_FILE)
def listimages(self, res_id=None, attributes=None):
status={}
error = None
if(attributes is None):
status['cloudmanagers'] = res_id
status['url'] = cm_util.get_config_option(res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
status['images'] = module._get_images(attributes)
else:
raise ResourceException("No arguments are yet allowed for this method")
return status
def listimages(self, res_id=None, attributes=None):
status = {}
error = None
if (attributes is None):
status['cloudmanagers'] = res_id
status['url'] = cm_util.get_config_option(
res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
status['images'] = module._get_images(attributes)
else:
raise ResourceException(
"No arguments are yet allowed for this method")
return status
def read(self, res_id=None, attributes=None):
status = {}
error = None
# If the cloud manager's id is not specified, the method will return a
# list of the managed cloud managers ids
if res_id == "":
status['cloudmanagers'] = self._get_cloudmanagers()
# If only the cloud manager's id is given, the method will return a
# list of the existing virtual machines on the cloud manager
elif (attributes is None
or "name" not in attributes and "listimages" not in attributes):
status['cloudmanagers'] = res_id
status['url'] = cm_util.get_config_option(
res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
# Retrieve the list of VMs
status['VMs'] = module._get_VMs(attributes)
elif ("listimages" in attributes):
status['cloudmanagers'] = res_id
status['url'] = cm_util.get_config_option(
res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
status['images'] = module._get_images(attributes)
else:
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
# Check if the VM exists and retrieve the various important fields to return
if module._exists(attributes):
status['cloudmanager'] = res_id
status['url'] = cm_util.get_config_option(
res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
status['vm_name'] = attributes['name']
try:
status['vm_vcpus'] = module._get_vcpus(attributes)
except ResourceException, ex:
status['vm_vcpus'] = str(ex)
try:
vm = module._get_VM(attributes)
vm_id = vm['id']
flavor = module._get_flavor(attributes, vm['id'])
status['vm_flavor'] = flavor['id']
except ResourceException, ex:
status['vm_flavor'] = str(ex)
status['vm_vnc_port'] = module._get_vnc_port(attributes)
def _get_cloudmanager_type(self, res_id):
return cm_util.get_config_option(res_id, "cm_type",
self.CLOUDMANAGERS_CONFIG_FILE)
def read(self, res_id=None, attributes=None):
status = {}
error = None
# If the cloud manager's id is not specified, the method will return a
# list of the managed cloud managers ids
if res_id == "":
status['cloudmanagers'] = self._get_cloudmanagers()
# If only the cloud manager's id is given, the method will return a
# list of the existing virtual machines on the cloud manager
elif (attributes is None or "name" not in attributes and "listimages" not in attributes):
status['cloudmanagers'] = res_id
status['url'] = cm_util.get_config_option(res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
# Retrieve the list of VMs
status['VMs'] = module._get_VMs(attributes)
elif ("listimages" in attributes):
status['cloudmanagers'] = res_id
status['url'] = cm_util.get_config_option(res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
status['images'] = module._get_images(attributes)
else:
# Retrieve the good module
cm_type = self._get_cloudmanager_type(res_id)
module = self._load_driver_module(cm_type)
# Initialize mandatory attributes depending on cloud manager's type
module._init_cloudmanager_attributes(res_id, attributes)
# Check if the VM exists and retrieve the various important fields to return
if module._exists(attributes):
status['cloudmanager'] = res_id
status['url'] = cm_util.get_config_option(res_id, "url", self.CLOUDMANAGERS_CONFIG_FILE)
status['vm_name'] = attributes['name']
try:
status['vm_vcpus'] = module._get_vcpus(attributes)
except ResourceException, ex:
status['vm_vcpus'] = str(ex)
try:
vm = module._get_VM(attributes)
vm_id = vm['id']
flavor = module._get_flavor(attributes, vm['id'])
status['vm_flavor'] = flavor['id']
except ResourceException, ex:
status['vm_flavor'] = str(ex)
status['vm_vnc_port'] = module._get_vnc_port(attributes)
def _get_cloudmanager_type(self, res_id): return cm_util.get_config_option(res_id, "cm_type", self.CLOUDMANAGERS_CONFIG_FILE)
