Revision 4adfebfe snf-occi-server.py
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#!/usr/bin/env python |
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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 occi.core_model import Mixin, Resource, Link, Entity
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from occi.core_model import Mixin |
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from occi.backend import ActionBackend, KindBackend, MixinBackend |
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from occi.extensions.infrastructure import COMPUTE, START, STOP, SUSPEND, RESTART, RESOURCE_TEMPLATE, OS_TEMPLATE |
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if entity.attributes['occi.compute.state'] == 'suspended': |
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entity.actions = [START] |
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def delete(self, entity, extras): |
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# delete vm with vm_id = entity.attributes['occi.core.id'] |
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def action(self, entity, action, extras): |
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client = CycladesClient(Config()) |
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vm_id = int(entity.attributes['occi.core.id']) |
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if action not in entity.actions: |
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raise AttributeError("This action is currently no applicable.")
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elif action == START: |
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entity.attributes['occi.compute.state'] = 'active' |
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entity.actions = [STOP, SUSPEND, RESTART] |
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# read attributes from action and do something with it :-) |
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print('Starting virtual machine with id' + entity.identifier)
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print "Starting VM" |
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client.start_server(vm_id) |
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elif action == STOP: |
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entity.attributes['occi.compute.state'] = 'inactive' |
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entity.actions = [START]
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# read attributes from action and do something with it :-)
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print('Stopping virtual machine with id' + entity.identifier)
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print "Stopping VM"
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client.shutdown_server(vm_id)
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elif action == RESTART: |
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entity.actions = [STOP, SUSPEND, RESTART] |
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entity.attributes['occi.compute.state'] = 'active' |
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# read attributes from action and do something with it :-) |
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print('Restarting virtual machine with id' + entity.identifier)
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snf.reboot_server(vm_id) |
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elif action == SUSPEND: |
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#TODO VM suspending |
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entity.attributes['occi.compute.state'] = 'suspended' |
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entity.actions = [START] |
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# read attributes from action and do something with it :-) |
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print('Suspending virtual machine with id' + entity.identifier)
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class MyAPP(Application): |
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''' |
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def __call__(self, environ, response): |
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sec_obj = {'username': 'password'}
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#Refresh registry entries with current Cyclades state |
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snf = ComputeClient(Config()) |
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''' |
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images = snf.list_images() |
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for image in images: |
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IMAGE_ATTRIBUTES = {'occi.core.id': str(image['id'])}
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IMAGE = Mixin("http://schemas.ogf.org/occi/infrastructure#", str(image['name']), [OS_TEMPLATE], attributes = IMAGE_ATTRIBUTES)
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self.register_backend(IMAGE, MixinBackend()) |
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flavors = snf.list_flavors() |
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for flavor in flavors: |
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FLAVOR_ATTRIBUTES = {'occi.core.id': flavor['id'],
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'occi.compute.cores': snf.get_flavor_details(flavor['id'])['cpu'], |
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'occi.compute.memory': snf.get_flavor_details(flavor['id'])['ram'], |
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'occi.storage.size': snf.get_flavor_details(flavor['id'])['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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''' |
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#TODO show only current VM instances |
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return self._call_occi(environ, response, security=sec_obj, foo=None) |
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return self._call_occi(environ, response) |
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if __name__ == '__main__': |
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