def __init__(self, opts):
super(OpenNebulaBaseProvider, self).__init__(opts)
try:
import defusedxml.ElementTree
from defusedxml import xmlrpc
import xmlrpclib # nosec
# Protect the XMLRPC parser from various XML-based threats
xmlrpc.monkey_patch()
except ImportError:
msg = 'Cannot import defusedxml ElementTree and/or xmlrpc.'
raise exceptions.OpenNebulaProviderException(msg)
self.opts = opts
self.on_auth = opts.on_auth
self.on_rpcxml_endpoint = opts.on_rpcxml_endpoint
self.cloudkeeper_images = opts.cloudkeeper_images
if not self.on_auth:
msg = ('ERROR, You must provide a on_auth '
'via either --on-auth or env[ON_AUTH]')
raise exceptions.OpenNebulaProviderException(msg)
if not self.on_rpcxml_endpoint:
msg = ('You must provide an OpenNebula RPC-XML '
'endpoint via either --on-rpcxml-endpoint or'
' env[ON_RPCXML_ENDPOINT]')
raise exceptions.OpenNebulaProviderException(msg)
self.static = providers.static.StaticProvider(opts)
self.xml_parser = defusedxml.ElementTree
self.server_proxy = xmlrpclib.ServerProxy(self.on_rpcxml_endpoint)
def local_templates(self, template):
templates = {}
for mxn_file in self._absolute_file_paths(self.rocci_template_dir):
mxn = self._read_mixin(mxn_file)
occi_attrs = self._traverse(mxn, 'attributes', 'occi', 'compute')
if not occi_attrs:
msg = 'Failed to get compute attributes' \
' for mixin in %s' % (mxn_file)
raise exceptions.OpenNebulaProviderException(msg)
flid = '%s#%s' % (mxn['scheme'].rstrip('#'), mxn['term'])
cores = self._traverse(occi_attrs, 'cores', 'Default') or 0
memory = self._traverse(occi_attrs, 'memory', 'Default') or 0
disk = self._traverse(
occi_attrs, 'ephemeral_storage', 'size', 'Default') or 0
aux = template.copy()
aux.update({
'template_id': flid,
'template_cpu': cores,
'template_memory': int(memory * 1024),
'template_description': mxn['title'],
'template_disk': disk,
})
templates[aux['template_id']] = aux
return templates
def __init__(self, opts):
self.rocci_template_dir = opts.rocci_template_dir
if not self.rocci_template_dir:
msg = ('ERROR, You must provide a rocci_template_dir '
'via --rocci-template-dir')
raise exceptions.OpenNebulaProviderException(msg)
super(OpenNebulaROCCIProvider, self).__init__(opts)
def _handle_response(self, response):
if not response:
msg = 'Invalid response from OpenNebula\'s XML RPC endpoint'
raise exceptions.OpenNebulaProviderException(msg)
if not response[0]:
raise exceptions.OpenNebulaProviderException(response[1])
doc = self.xml_parser.fromstring(response[1])
if doc is None:
msg = 'Invalid XML in response from OpenNebula\'s XML RPC endpoint'
raise exceptions.OpenNebulaProviderException(msg)
objects = {}
for obj in doc.getchildren():
objects[self._get_xml_string(obj, 'ID')] = \
self._recurse_dict(obj)[1]
return objects
def _read_mixin(json_file):
with open(json_file, 'r') as fd:
jd = json.load(fd)
first = jd.get('mixins', [])[0]
if not first:
msg = 'Failed to find a mixin in %s' % (json_file)
raise exceptions.OpenNebulaProviderException(msg)
return first
def __init__(self, opts):
super(OpenNebulaBaseProvider, self).__init__(opts)
self.on_auth = opts.on_auth
self.on_rpcxml_endpoint = opts.on_rpcxml_endpoint
if self.on_auth is None:
msg = ('ERROR, You must provide a on_auth '
'via either --on-auth or env[ON_AUTH]'
'or ON_AUTH file')
raise exceptions.OpenNebulaProviderException(msg)
if not self.on_rpcxml_endpoint:
msg = ('You must provide an OpenNebula RPC-XML '
'endpoint via either --on-rpcxml-endpoint or'
' env[ON_RPCXML_ENDPOINT] ')
raise exceptions.OpenNebulaProviderException(msg)
self.opts = opts
self.static = providers.static.StaticProvider(opts)
def __init__(self, opts):
super(OpenNebulaBaseProvider, self).__init__(opts)
self.opts = opts
self.on_auth = opts.on_auth
self.on_rpcxml_endpoint = opts.on_rpcxml_endpoint
self.cloudkeeper_images = opts.cloudkeeper_images
if not self.on_auth:
msg = ('ERROR, You must provide a on_auth '
'via either --on-auth or env[ON_AUTH]')
raise exceptions.OpenNebulaProviderException(msg)
if not self.on_rpcxml_endpoint:
msg = ('You must provide an OpenNebula RPC-XML '
'endpoint via either --on-rpcxml-endpoint or'
' env[ON_RPCXML_ENDPOINT]')
raise exceptions.OpenNebulaProviderException(msg)
self.static = providers.static.StaticProvider(opts)
self.xml_parser = defusedxml.ElementTree
self.server_proxy = xmlrpclib.ServerProxy(self.on_rpcxml_endpoint)
def get_templates(self):
"""Get flavors from rOCCI-server configuration."""
template = {
'template_id': None,
'template_cpu': None,
'template_memory': None,
'template_description': None,
'template_disk': None,
'template_platform': 'amd64',
'template_network': 'private',
}
template.update(self.static.get_template_defaults(prefix=True))
templates = {}
for mxn_file in self._absolute_file_paths(self.rocci_template_dir):
mxn = self._read_mixin(mxn_file)
occi_attrs = self._traverse(mxn, 'attributes', 'occi', 'compute')
if not occi_attrs:
msg = 'Failed to get compute attributes' \
' for mixin in %s' % (mxn_file)
raise exceptions.OpenNebulaProviderException(msg)
flid = '%s#%s' % (mxn['scheme'].rstrip('#'), mxn['term'])
cores = self._traverse(occi_attrs, 'cores', 'Default') or 0
memory = self._traverse(occi_attrs, 'memory', 'Default') or 0
disk = self._traverse(occi_attrs, 'ephemeral_storage', 'size',
'Default') or 0
aux = template.copy()
aux.update({
'template_id': flid,
'template_cpu': cores,
'template_memory': int(memory * 1024),
'template_description': mxn['title'],
'template_disk': disk,
})
templates[flid] = aux
return templates
import os
import string
from cloud_info import exceptions
from cloud_info import providers
from cloud_info import utils
try:
import defusedxml.ElementTree
from defusedxml import xmlrpc
from six.moves import xmlrpc_client as xmlrpclib # nosec
# Protect the XMLRPC parser from various XML-based threats
xmlrpc.monkey_patch()
except ImportError:
msg = 'Cannot import defusedxml ElementTree and/or xmlrpc.'
raise exceptions.OpenNebulaProviderException(msg)
class OpenNebulaBaseProvider(providers.BaseProvider):
def __init__(self, opts):
super(OpenNebulaBaseProvider, self).__init__(opts)
self.opts = opts
self.on_auth = opts.on_auth
self.on_rpcxml_endpoint = opts.on_rpcxml_endpoint
self.cloudkeeper_images = opts.cloudkeeper_images
if not self.on_auth:
msg = ('ERROR, You must provide a on_auth '
'via either --on-auth or env[ON_AUTH]')
raise exceptions.OpenNebulaProviderException(msg)
