def get( self, volume_name_or_id_str ):
# get the gateway, but we'll check for ourselves whether or not the gateway needs authentication
gateway, volume, timing = response_begin( self, volume_name_or_id_str, fail_if_no_auth_header=False )
if volume == None:
return
if volume.need_gateway_auth() and gateway == None:
response_user_error( self, 403 )
return
root = storage.get_volume_root( volume )
if root == None:
response_user_error( self, 404 )
return
# request for volume metadata
volume_metadata = ms_pb2.ms_volume_metadata();
root.protobuf( volume_metadata.root )
volume.protobuf( volume_metadata )
data = volume_metadata.SerializeToString()
response_end( self, 200, data, "application/octet-stream", timing )
return
def get(self, volume_name_or_id_str):
# get the gateway, but we'll check for ourselves whether or not the gateway needs authentication
gateway, volume, timing = response_begin(self,
volume_name_or_id_str,
fail_if_no_auth_header=False)
if volume == None:
return
if volume.need_gateway_auth() and gateway == None:
response_user_error(self, 403)
return
root = storage.get_volume_root(volume)
if root == None:
response_user_error(self, 404)
return
# request for volume metadata
volume_metadata = ms_pb2.ms_volume_metadata()
root.protobuf(volume_metadata.root)
volume.protobuf(volume_metadata)
data = volume_metadata.SerializeToString()
response_end(self, 200, data, "application/octet-stream", timing)
return
def register_complete( gateway ):
"""
Complete a gateway's registration, generating a shared session password.
Only call this method once the given gateway has authenticated!
Generate and return a serialized ms_registration_metadata protobuf.
"""
# generate a session password
# TODO: lock this operation, so we put the gateway and generate the password atomically?
session_pass = gateway.regenerate_session_password()
gateway_fut = gateway.put_async()
futs = [gateway_fut]
registration_metadata = ms_pb2.ms_registration_metadata()
# registration information
registration_metadata.session_password = session_pass
registration_metadata.session_expires = gateway.session_expires
gateway.protobuf_cert( registration_metadata.cert, need_closure=True )
# find all Volumes
volume = storage.read_volume( gateway.volume_id )
if volume == None:
return (404, None)
root = storage.get_volume_root( volume )
if root == None:
return (404, None)
# add volume and contents
protobuf_volume( registration_metadata.volume, volume, root )
# add sealed private key, if given earlier
if gateway.encrypted_gateway_private_key != None:
registration_metadata.encrypted_gateway_private_key = gateway.encrypted_gateway_private_key
# add flow control data
registration_metadata.resolve_page_size = RESOLVE_MAX_PAGE_SIZE
registration_metadata.max_connections = MAX_NUM_CONNECTIONS
registration_metadata.max_batch_request_size = MAX_BATCH_REQUEST_SIZE
registration_metadata.max_batch_async_request_size = MAX_BATCH_ASYNC_REQUEST_SIZE
registration_metadata.max_transfer_time = MAX_TRANSFER_TIME
# sign and serialize!
registration_metadata.signature = ""
data = registration_metadata.SerializeToString()
registration_metadata.signature = volume.sign_message( data )
data = registration_metadata.SerializeToString()
# save the gateway
storage.wait_futures( futs )
gateway.FlushCache( gateway.g_id )
volume.FlushCache( volume.volume_id )
return (200, data)
def register_complete(gateway):
"""
Complete a gateway's registration, generating a shared session password.
Only call this method once the given gateway has authenticated!
Generate and return a serialized ms_registration_metadata protobuf.
"""
# generate a session password
# TODO: lock this operation, so we put the gateway and generate the password atomically?
session_pass = gateway.regenerate_session_password()
gateway_fut = gateway.put_async()
futs = [gateway_fut]
registration_metadata = ms_pb2.ms_registration_metadata()
# registration information
registration_metadata.session_password = session_pass
registration_metadata.session_expires = gateway.session_expires
gateway.protobuf_cert(registration_metadata.cert, need_closure=True)
# find all Volumes
volume = storage.read_volume(gateway.volume_id)
if volume == None:
logging.error("No such volume %s" % gateway.volume_id)
return (404, None)
root = storage.get_volume_root(volume)
if root is None:
logging.error("BUG: no root for volume %s" % volume.name)
return (500, None)
# add volume and contents
protobuf_volume(registration_metadata.volume, volume, root)
# add sealed private key, if given earlier
if gateway.encrypted_gateway_private_key != None:
registration_metadata.encrypted_gateway_private_key = gateway.encrypted_gateway_private_key
# add flow control data
registration_metadata.resolve_page_size = RESOLVE_MAX_PAGE_SIZE
registration_metadata.max_connections = MAX_NUM_CONNECTIONS
registration_metadata.max_batch_request_size = MAX_BATCH_REQUEST_SIZE
registration_metadata.max_batch_async_request_size = MAX_BATCH_ASYNC_REQUEST_SIZE
registration_metadata.max_transfer_time = MAX_TRANSFER_TIME
# sign and serialize!
registration_metadata.signature = ""
data = registration_metadata.SerializeToString()
registration_metadata.signature = volume.sign_message(data)
data = registration_metadata.SerializeToString()
# save the gateway
storage.wait_futures(futs)
gateway.FlushCache(gateway.g_id)
volume.FlushCache(volume.volume_id)
return (200, data)
