def register_plugin(self, name, url):
caller_app = get_rpc_caller()
if caller_app["app_type"] != "system":
raise AuthenticationFailed(
"Only system apps can register plugins.")
return self.app_registry.register_plugin(name, url)
def register_synonym(self, synonym, target):
caller_app = get_rpc_caller()
channel = self.channel_registry.get_channel(target)
if caller_app["app_url"] != channel.channel_info.owner_app.url:
raise Unauthorized("Only creator can perform this operation.")
return self.synonym_registry.register(synonym, target)
def unregister(self, filename):
app_info = get_rpc_caller()
app_id = self.url_to_app_id(app_info["app_url"])
pseudo_id = self.get_pseudo_app_id(app_id)
rel_path = os.path.join("apps", pseudo_id, filename.lstrip('/'))
full_path = self.get_absolute_path(rel_path, filename)
if os.path.isdir(full_path):
shutil.rmtree(full_path)
elif os.path.isfile(full_path):
os.unlink(full_path)
def register(self, filename, content):
decoded = base64.b64decode(content)
app_info = get_rpc_caller()
app_id = self.url_to_app_id(app_info["app_url"])
pseudo_id = self.get_pseudo_app_id(app_id)
rel_path = os.path.join("apps", pseudo_id, filename.lstrip('/'))
full_path = self.get_absolute_path(rel_path, filename)
self.write_file(full_path, decoded)
return rel_path
def unregister_rpc(self, name):
caller_app = get_rpc_caller()
app_url = caller_app["app_url"]
rpc_info = self.rpc_registry.pop((app_url, name))
base_queue = rpc_info.base_queue
self.channel_registry.remove_channel(get_rpc_request_queue(base_queue))
self.channel_registry.remove_channel(
get_rpc_response_queue(base_queue))
logger.info("Unregistered RPC: %s(%s)", name, app_url)
return True
def update_rpc(self, name, apis):
caller_app = get_rpc_caller()
app_url = caller_app["app_url"]
rpc_info = self.find_rpc(app_url, name)
request_queue = get_rpc_request_queue(rpc_info.base_queue)
response_queue = get_rpc_response_queue(rpc_info.base_queue)
request_schema = self.get_request_schema_from_apis(apis)
response_schema = {}
self.channel_registry.update_channel_schema(request_queue,
request_schema, {})
self.channel_registry.update_channel_schema(response_queue,
response_schema, {})
return True
def unregister_plugin(self, url):
caller_app = get_rpc_caller()
if caller_app.get("app_type") != "system":
raise AuthenticationFailed("Only system apps can stop plugins.")
self.app_registry.unregister_plugin(url)
# Unregister all the RPC Queues.
keys_to_remove = []
for (app_url, name), rpc_info in self.rpc_registry.items():
if app_url == url:
keys_to_remove.append((app_url, name))
self.channel_registry.remove_channel(rpc_info.request_queue)
self.channel_registry.remove_channel(rpc_info.response_queue)
for key in keys_to_remove:
self.rpc_registry.pop(key)
return True
def register_rpc(self, name, description, apis, allowed_requestors):
caller_app = get_rpc_caller()
app_url = caller_app["app_url"]
base_queue = get_rpc_base_queue(app_url, name)
request_schema = self.get_request_schema_from_apis(apis)
response_schema = {}
owner_app = self.app_registry.get_app_by_url(app_url)
if (app_url, name) in self.rpc_registry:
raise ObjectAlreadyExists(name)
res = create_rpc_queues(base_queue, owner_app, request_schema,
response_schema, self.channel_registry,
app_url, allowed_requestors)
rpc_info = RPCInfo(app_url, name, description, apis, base_queue,
request_schema, response_schema)
# Thread safe because MAX_RPC_WORKERS == 1.
self.rpc_registry[(app_url, name)] = rpc_info
logger.info("Registered RPC: %s(%s)", name, app_url)
return res
def register_queue(self,
queue_name,
queue_type,
schema,
push_whitelist,
pop_whitelist,
prefix="/channels"):
caller_app = get_rpc_caller()
app_url = caller_app["app_url"]
owner_app = self.app_registry.get_app_by_url(app_url)
channel = os.path.join(prefix, app_url, queue_name.lstrip('/'))
channel = channel.rstrip('/')
auth = {
"push": get_authorizer(push_whitelist),
"pop": get_authorizer(pop_whitelist)
}
self.channel_registry.create_queue(channel,
owner_app,
schema, {},
queue_type,
authorizers=auth)
return channel
def execute_api_internal():
return get_rpc_caller()
