def handle(self, cid, extra):
"""
Dispatch a request from /containers/x/... to its proper destination.
For example:
/containers/x/files --> x is a project ID --> /projects/x/files
"""
results = container_search({'_id': cid}, projection={'_id': 1})
if not results:
raise APINotFoundException('No container {} found'.format(cid))
# Create new request instance using destination URI (eg. replace containers with cont_name)
cont_name, _ = results[0]
destination_environ = self.request.environ
for key in 'PATH_INFO', 'REQUEST_URI':
if key in destination_environ:
destination_environ[key] = destination_environ[key].replace('containers', cont_name, 1)
destination_environ['fw_container_type'] = singularize(cont_name)
destination_request = Request(destination_environ)
# Apply SciTranRequest attrs
destination_request.id = self.request.id
destination_request.logger = self.request.logger
# Dispatch the destination request
self.app.router.dispatch(destination_request, self.response)
def lookup(self):
"""Locate a node by path, and re-route to the endpoint for that node"""
result = self._resolve_and_check_permissions(True)
# If we resolved a file, we can just return that file node
path = result.get('path', [])
if not path:
raise APINotFoundException('No node matched that path')
# In the event that we resolved a file, just return the file node
dest = path[-1]
if dest.get('container_type') == 'file':
return dest
# Reroute to the actual path that will log access, resolve analyses, etc
path = self._get_node_path(dest)
# Create new request instance using destination URI (eg. replace containers with cont_name)
destination_environ = self.request.environ
for key in 'PATH_INFO', 'REQUEST_URI':
if key in destination_environ:
destination_environ[key] = destination_environ[key].replace('lookup', path, 1)
# We also must update the method, and indicate that we want the container_type included
# The client will depend on container_type being set so that it can map to the correct type
destination_environ['REQUEST_METHOD'] = 'GET'
destination_environ['fw_container_type'] = dest['container_type']
destination_request = Request(destination_environ)
# Apply SciTranRequest attrs
destination_request.id = self.request.id
destination_request.logger = self.request.logger
# Dispatch the destination request
self.app.router.dispatch(destination_request, self.response)
