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from snfOCCI.registry import snfRegistry
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from snfOCCI.compute import ComputeBackend
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from snfOCCI.network import NetworkBackend, IpNetworkBackend, IpNetworkInterfaceBackend, NetworkInterfaceBackend
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from snfOCCI.config import SERVER_CONFIG, KAMAKI_CONFIG
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from kamaki.clients.compute import ComputeClient
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from kamaki.clients.cyclades import CycladesClient
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from kamaki.config import Config
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from kamaki.clients import ClientError
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from occi.core_model import Mixin, Resource
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from occi.backend import MixinBackend
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from occi.extensions.infrastructure import COMPUTE, START, STOP, SUSPEND, RESTART, RESOURCE_TEMPLATE, OS_TEMPLATE
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from occi.backend import MixinBackend, KindBackend
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from occi.extensions.infrastructure import COMPUTE, START, STOP, SUSPEND, RESTART, RESOURCE_TEMPLATE, OS_TEMPLATE, NETWORK, IPNETWORK, NETWORKINTERFACE,IPNETWORKINTERFACE
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from occi.wsgi import Application
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from occi.exceptions import HTTPError
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from occi import core_model
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from wsgiref.simple_server import make_server
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from wsgiref.validate import validator
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import uuid
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class MyAPP(Application):
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'''
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def refresh_flavors(self, snf, client):
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flavors = snf.list_flavors()
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print "Retrieving details for each image id"
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for flavor in flavors:
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details = snf.get_flavor_details(flavor['id'])
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FLAVOR_ATTRIBUTES = {'occi.core.id': flavor['id'],
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'occi.compute.cores': details['cpu'],
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'occi.compute.memory': details['ram'],
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'occi.storage.size': details['disk'],
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'occi.compute.cores': str(details['vcpus']),
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'occi.compute.memory': str(details['ram']),
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'occi.storage.size': str(details['disk']),
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}
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FLAVOR = Mixin("http://schemas.ogf.org/occi/infrastructure#", str(flavor['name']), [RESOURCE_TEMPLATE], attributes = FLAVOR_ATTRIBUTES)
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self.register_backend(FLAVOR, MixinBackend())
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def refresh_compute_instances(self, snf):
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def refresh_flavors_norecursive(self, snf, client):
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flavors = snf.list_flavors(True)
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print "Retrieving details for each image id"
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for flavor in flavors:
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# details = snf.get_flavor_details(flavor['id'])
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FLAVOR_ATTRIBUTES = {'occi.core.id': flavor['id'],
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'occi.compute.cores': str(flavor['vcpus']),
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'occi.compute.memory': str(flavor['ram']),
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'occi.storage.size': str(flavor['disk']),
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}
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FLAVOR = Mixin("http://schemas.ogf.org/occi/infrastructure#", str(flavor['name']), [RESOURCE_TEMPLATE], attributes = FLAVOR_ATTRIBUTES)
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self.register_backend(FLAVOR, MixinBackend())
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def refresh_network_instances(self,client):
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networks =client.networks_get(command = 'detail')
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network_details = networks.json['networks']
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resources = self.registry.resources
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occi_keys = resources.keys()
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for network in network_details:
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if '/network/'+str(network['id']) not in occi_keys:
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netID = '/network/'+str(network['id'])
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snf_net = core_model.Resource(netID,
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NETWORK,
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[IPNETWORK])
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snf_net.attributes['occi.core.id'] = str(network['id'])
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#This info comes from the network details
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snf_net.attributes['occi.network.state'] = str(network['status'])
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snf_net.attributes['occi.network.gateway'] = str(network['gateway'])
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if network['public'] == True:
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snf_net.attributes['occi.network.type'] = "Public = True"
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else:
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snf_net.attributes['occi.network.type'] = "Public = False"
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self.registry.add_resource(netID, snf_net, None)
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def refresh_compute_instances(self, snf, client):
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'''Syncing registry with cyclades resources'''
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servers = snf.list_servers()
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snf_keys = []
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for server in servers:
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resources = self.registry.resources
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occi_keys = resources.keys()
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print resources.keys()
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for serverID in occi_keys:
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if '/compute/' in serverID and resources[serverID].attributes['occi.compute.hostname'] == "":
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self.registry.delete_resource(serverID, None)
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occi_keys = resources.keys()
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#Compute instances in synnefo not available in registry
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diff = [x for x in snf_keys if '/compute/'+x not in occi_keys]
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for key in diff:
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details = snf.get_server_details(int(key))
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flavor = snf.get_flavor_details(details['flavorRef'])
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image = snf.get_image_details(details['imageRef'])
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for i in self.registry.backends:
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if i.term == str(image['name']):
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rel_image = i
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if i.term == str(flavor['name']):
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rel_flavor = i
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resource = Resource(key, COMPUTE, [rel_flavor, rel_image])
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resource.actions = [START]
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resource.attributes['occi.core.id'] = key
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resource.attributes['occi.compute.state'] = 'inactive'
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resource.attributes['occi.compute.architecture'] = SERVER_CONFIG['compute_arch']
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resource.attributes['occi.compute.cores'] = flavor['cpu']
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resource.attributes['occi.compute.memory'] = flavor['ram']
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resource.attributes['occi.compute.hostname'] = SERVER_CONFIG['hostname'] % {'id':int(key)}
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self.registry.add_resource(key, resource, None)
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flavor = snf.get_flavor_details(details['flavor']['id'])
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try:
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print "line 65:Finished getting image details for VM with ID" + str(details['flavor']['id'])
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image = snf.get_image_details(details['image']['id'])
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for i in self.registry.backends:
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if i.term == str(image['name']):
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rel_image = i
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if i.term == str(flavor['name']):
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rel_flavor = i
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resource = Resource(key, COMPUTE, [rel_flavor, rel_image])
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resource.actions = [START]
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resource.attributes['occi.core.id'] = key
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resource.attributes['occi.compute.state'] = 'inactive'
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resource.attributes['occi.compute.architecture'] = SERVER_CONFIG['compute_arch']
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resource.attributes['occi.compute.cores'] = str(flavor['vcpus'])
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resource.attributes['occi.compute.memory'] = str(flavor['ram'])
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resource.attributes['occi.core.title'] = str(details['name'])
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networkIDs = details['addresses'].keys()
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if len(networkIDs)>0:
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#resource.attributes['occi.compute.hostname'] = SERVER_CONFIG['hostname'] % {'id':int(key)}
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resource.attributes['occi.compute.hostname'] = str(details['addresses'][networkIDs[0]][0]['addr'])
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#resource.attributes['occi.networkinterface.address'] = str(details['addresses'][networkIDs[0]][0]['addr'])
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else:
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resource.attributes['occi.compute.hostname'] = ""
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self.registry.add_resource(key, resource, None)
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for netKey in networkIDs:
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link_id = str(uuid.uuid4())
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NET_LINK = core_model.Link("http://schemas.ogf.org/occi/infrastructure#networkinterface" + link_id,
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NETWORKINTERFACE,
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[IPNETWORKINTERFACE], resource,
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self.registry.resources['/network/'+str(netKey)])
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for version in details['addresses'][netKey]:
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if version['version']==4:
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ip4address = str(version['addr'])
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allocheme = str(version['OS-EXT-IPS:type'])
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elif version['version']==6:
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ip6address = str(version['addr'])
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if 'attachments' in details.keys():
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for item in details['attachments']:
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NET_LINK.attributes ={'occi.core.id':link_id,
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'occi.networkinterface.allocation' : allocheme,
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'occi.networking.interface': str(item['id']),
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'occi.networkinterface.mac' : str(item['mac_address']),
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'occi.networkinterface.ip4' : ip4address,
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'occi.networkinterface.ip6' : ip6address
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}
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elif len(details['addresses'][netKey])>0:
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NET_LINK.attributes ={'occi.core.id':link_id,
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'occi.networkinterface.allocation' : allocheme,
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'occi.networking.interface': '',
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'occi.networkinterface.mac' : '',
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'occi.networkinterface.ip4' : ip4address,
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'occi.networkinterface.ip6' : ip6address
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}
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else:
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NET_LINK.attributes ={'occi.core.id':link_id,
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'occi.networkinterface.allocation' : '',
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'occi.networking.interface': '',
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'occi.networkinterface.mac' : '',
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'occi.networkinterface.ip4' :'',
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'occi.networkinterface.ip6' : '' }
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resource.links.append(NET_LINK)
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self.registry.add_resource(link_id, NET_LINK, None)
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except ClientError as ce:
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if ce.status == 404:
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print('Image not found, sorry!!!')
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continue
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else:
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raise ce
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#Compute instances in registry not available in synnefo
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diff = [x for x in occi_keys if x[9:] not in snf_keys]
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for key in diff:
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self.registry.delete_resource(key, None)
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if '/network/' not in key:
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self.registry.delete_resource(key, None)
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def __call__(self, environ, response):
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compClient = ComputeClient(KAMAKI_CONFIG['compute_url'], environ['HTTP_AUTH_TOKEN'])
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cyclClient = CycladesClient(KAMAKI_CONFIG['compute_url'], environ['HTTP_AUTH_TOKEN'])
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#Up-to-date flavors and images
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self.refresh_images(compClient,cyclClient)
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self.refresh_flavors(compClient,cyclClient)
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self.refresh_compute_instances(compClient)
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# token will be represented in self.extras
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return self._call_occi(environ, response, security = None, token = environ['HTTP_AUTH_TOKEN'], snf = compClient, client = cyclClient)
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compClient = ComputeClient(KAMAKI_CONFIG['compute_url'], environ['HTTP_AUTH_TOKEN'])
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cyclClient = CycladesClient(KAMAKI_CONFIG['compute_url'], environ['HTTP_AUTH_TOKEN'])
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#Up-to-date flavors and images
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print "@refresh_images"
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self.refresh_images(compClient,cyclClient)
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print "@refresh_flavors"
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self.refresh_flavors_norecursive(compClient,cyclClient)
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self.refresh_network_instances(cyclClient)
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print "@refresh_compute_instances"
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self.refresh_compute_instances(compClient,cyclClient)
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# token will be represented in self.extras
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return self._call_occi(environ, response, security = None, token = environ['HTTP_AUTH_TOKEN'], snf = compClient, client = cyclClient)
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def main():
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APP = MyAPP(registry = snfRegistry())
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COMPUTE_BACKEND = ComputeBackend()
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NETWORK_BACKEND = NetworkBackend()
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NETWORKINTERFACE_BACKEND = NetworkInterfaceBackend()
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IPNETWORK_BACKEND = IpNetworkBackend()
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IPNETWORKINTERFACE_BACKEND = IpNetworkInterfaceBackend()
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APP.register_backend(COMPUTE, COMPUTE_BACKEND)
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APP.register_backend(START, COMPUTE_BACKEND)
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APP.register_backend(STOP, COMPUTE_BACKEND)
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| ... | ... | |
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APP.register_backend(RESOURCE_TEMPLATE, MixinBackend())
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APP.register_backend(OS_TEMPLATE, MixinBackend())
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# Network related backends
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243 |
APP.register_backend(NETWORK, NETWORK_BACKEND)
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APP.register_backend(IPNETWORK, IPNETWORK_BACKEND)
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APP.register_backend(NETWORKINTERFACE,NETWORKINTERFACE_BACKEND)
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APP.register_backend(IPNETWORKINTERFACE, IPNETWORKINTERFACE_BACKEND)
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VALIDATOR_APP = validator(APP)
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250 |
HTTPD = make_server('', SERVER_CONFIG['port'], VALIDATOR_APP)
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251 |
HTTPD.serve_forever()
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252 |
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