Source code for heat.api.openstack.v1.actions

# vim: tabstop=4 shiftwidth=4 softtabstop=4

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from webob import exc

from heat.api.openstack.v1 import util
from heat.common import wsgi
from heat.rpc import client as rpc_client


[docs]class ActionController(object): """ WSGI controller for Actions in Heat v1 API Implements the API for stack actions """ ACTIONS = (SUSPEND, RESUME) = ('suspend', 'resume') def __init__(self, options): self.options = options self.engine = rpc_client.EngineClient() @util.identified_stack
[docs] def action(self, req, identity, body={}): """ Performs a specified action on a stack, the body is expecting to contain exactly one item whose key specifies the action """ if len(body) < 1: raise exc.HTTPBadRequest(_("No action specified")) if len(body) > 1: raise exc.HTTPBadRequest(_("Multiple actions specified")) ac = body.keys()[0] if ac not in self.ACTIONS: raise exc.HTTPBadRequest(_("Invalid action %s specified") % ac) if ac == self.SUSPEND: res = self.engine.stack_suspend(req.context, identity) elif ac == self.RESUME: res = self.engine.stack_resume(req.context, identity) else: raise exc.HTTPInternalServerError(_("Unexpected action %s") % ac)
[docs]def create_resource(options): """ Actions action factory method. """ # TODO(zaneb) handle XML based on Content-type/Accepts deserializer = wsgi.JSONRequestDeserializer() serializer = wsgi.JSONResponseSerializer() return wsgi.Resource(ActionController(options), deserializer, serializer)