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add notification and valid returns

This commit is contained in:
Emmanuel Garette 2019-11-29 14:20:03 +01:00
parent 1d1b51d37b
commit 332dc61fd4
4 changed files with 134 additions and 64 deletions
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100
src/risotto/dispatcher.py
View File

@ -2,7 +2,7 @@ from tiramisu import Config
from inspect import signature
from traceback import print_exc
from copy import copy
from typing import Dict
from typing import Dict, Callable
from .utils import undefined, _
from .error import RegistrationError, CallError, NotAllowedError
@ -18,7 +18,10 @@ def register(uri: str,
"""
version, uri = uri.split('.', 1)
def decorator(function):
dispatcher.set_function(version, uri, function)
dispatcher.set_function(version,
uri,
notification,
function)
return decorator
@ -100,7 +103,11 @@ class RegisterDispatcher:
msg = _(f'extra arguments: {extra_function_args}')
raise RegistrationError(_(f'error with {module_name}.{function_name} arguments: {msg}'))
def set_function(self, version, uri, function):
def set_function(self,
version: str,
uri: str,
notification: str,
function: Callable):
""" register a function to an URI
URI is a message
"""
@ -145,11 +152,18 @@ class RegisterDispatcher:
# valid function's arguments
self._valid_rpc_params(version, uri, function, module_name)
# register this function
self.uris[version][uri] = {'module': module_name,
'function': function,
'risotto_context': inject_risotto_context}
dico = {'module': module_name,
'function': function,
'risotto_context': inject_risotto_context}
if notification is undefined:
raise RegistrationError(_('notification is mandatory when registered {uri} with {module_name}.{function_name} even if you set None'))
if notification:
dico['notification'] = notification
self.uris[version][uri] = dico
else:
# if event
if notification and notification is not undefined:
raise RegistrationError(_(f'notification not supported yet'))
# valid function's arguments
self._valid_event_params(version, uri, function, module_name)
# register this function
@ -164,7 +178,7 @@ class RegisterDispatcher:
""" register and instanciate a new module
"""
try:
self.modules[module_name] = module.Risotto()
self.injected_self[module_name] = module.Risotto()
except AttributeError as err:
raise RegistrationError(_(f'unable to register the module {module_name}, this module must have Risotto class'))
@ -182,11 +196,13 @@ class Dispatcher(RegisterDispatcher):
so launch a function when a message is called
"""
def __init__(self):
self.modules = {}
# reference to instanciate module (to inject self in method): {"module_name": instance_of_module}
self.injected_self = {}
# list of uris with informations: {"v1": {"module_name.xxxxx": yyyyyy}}
self.uris = {}
# all function for a module, to avoid conflict name {"v1": {"module_name": ["function_name"]}}
self.function_names = {}
self.messages, self.option = get_messages()
config = Config(self.option)
def new_context(self,
context: Context,
@ -246,6 +262,51 @@ class Dispatcher(RegisterDispatcher):
# return the config
return config
def valid_call_returns(self,
function: Callable,
returns: Dict,
version: str,
uri:str,
context: Context,
kwargs: Dict):
if not isinstance(returns, dict):
module_name = function.__module__.split('.')[-2]
function_name = function.__name__
err = _(f'function {module_name}.{function_name} has to return a dict')
log.error_msg(version, uri, context, kwargs, 'call', err)
raise CallError(str(err))
response = self.messages[uri]['response']
if response is None:
raise Exception('hu?')
else:
config = Config(response, display_name=lambda self, dyn_name: self.impl_getname())
config.property.read_write()
try:
for key, value in returns.items():
config.option(key).value.set(value)
except AttributeError:
module_name = function.__module__.split('.')[-2]
function_name = function.__name__
err = _(f'function {module_name}.{function_name} return the unknown parameter "{key}"')
log.error_msg(version, uri, context, kwargs, 'call', err)
raise CallError(str(err))
except ValueError:
module_name = function.__module__.split('.')[-2]
function_name = function.__name__
err = _(f'function {module_name}.{function_name} return the parameter "{key}" with an unvalid value "{value}"')
log.error_msg(version, uri, context, kwargs, 'call', err)
raise CallError(str(err))
config.property.read_only()
try:
config.value.dict()
except Exception as err:
module_name = function.__module__.split('.')[-2]
function_name = function.__name__
err = _(f'function {module_name}.{function_name} return an invalid response {err}')
log.error_msg(version, uri, context, kwargs, 'call', err)
raise CallError(str(err))
async def call(self, version, uri, risotto_context, public_only=False, **kwargs):
""" execute the function associate with specified uri
arguments are validate before
@ -270,7 +331,7 @@ class Dispatcher(RegisterDispatcher):
kw = config.option(uri).value.dict()
if obj['risotto_context']:
kw['risotto_context'] = new_context
returns = await obj['function'](self.modules[obj['module']], **kw)
returns = await obj['function'](self.injected_self[obj['module']], **kw)
except CallError as err:
raise err
except Exception as err:
@ -278,9 +339,22 @@ class Dispatcher(RegisterDispatcher):
print_exc()
log.error_msg(version, uri, new_context, kwargs, 'call', err)
raise CallError(str(err))
# FIXME notification
# FIXME valider le retour!
# valid returns
self.valid_call_returns(obj['function'],
returns,
version,
uri,
new_context,
kwargs)
# log the success
log.info_msg(version, uri, new_context, kwargs, 'call', _(f'returns {returns}'))
# notification
if obj.get('notification'):
notif_version, notif_message = obj['notification'].split('.', 1)
await self.publish(notif_version,
notif_message,
new_context,
**returns)
return returns
async def publish(self, version, uri, risotto_context, public_only=False, **kwargs):
@ -320,7 +394,7 @@ class Dispatcher(RegisterDispatcher):
if function_obj['risotto_context']:
kw['risotto_context'] = new_context
# send event
await function(self.modules[function_obj['module']], **kw)
await function(self.injected_self[function_obj['module']], **kw)
except Exception as err:
if DEBUG:
print_exc()

4
src/risotto/http.py
View File

@ -7,6 +7,8 @@ from .context import Context
from .error import CallError, NotAllowedError
from .message import get_messages
from .logger import log
from .config import DEBUG
from traceback import print_exc
async def handle(request):
@ -25,6 +27,8 @@ async def handle(request):
except CallError as err:
raise HTTPBadRequest(reason=str(err))
except Exception as err:
if DEBUG:
print_exc()
raise HTTPInternalServerError(reason=str(err))
return Response(text=dumps({'response': text}))

84
src/risotto/message/message.py
View File

@ -448,53 +448,39 @@ def _parse_responses(message_def,
file_path):
"""build option with returns
"""
responses = OrderedDict()
if message_def.response:
keys = {'': {'description': '',
'columns': {}}}
provides = {}
to_list = True
param_type = message_def.response.type
if message_def.response.parameters is None:
raise Exception('not implemented yet')
#name = 'response'
#keys['']['columns'][name] = {'description': message_def.response.description,
# 'type': message_def.response.type}
#responses = {}
#responses['keys'] = keys
#return responses
if param_type.startswith('[]'):
to_list = False
param_type = param_type[2:]
if param_type in ['Dict', 'File']:
pass
options = []
names = []
for name, obj in message_def.response.parameters.items():
if name in names:
raise Exception('multi response with name {} in {}'.format(name, file_path))
names.append(name)
if message_def.response.parameters is not None:
for name, obj in message_def.response.parameters.items():
if name in responses:
raise Exception('multi response with name {} in {}'.format(name, file_path))
descr = obj.description.strip().rstrip()
keys['']['columns'][name] = {'description': obj.description,
'type': obj.type}
ref = obj.ref
if ref:
provides[name] = ref
else:
keys['']['columns'][name] = {'description': descr,
'type': obj.type}
ref = obj.ref
if ref:
provides[name] = ref
responses['keys'] = keys
responses['to_list'] = to_list
responses['to_dict'] = False
responses['provides'] = provides
option = {'String': StrOption,
'Number': IntOption,
'Boolean': BoolOption,
# FIXME
'File': StrOption}.get(obj.type)
if not option:
raise Exception(f'unknown param type {obj.type}')
kwargs = {'name': name,
'doc': obj.description.strip().rstrip()}
if hasattr(obj, 'default'):
kwargs['default'] = obj.default
else:
name = 'response'
keys['']['columns'][name] = {'description': message_def.response.description,
'type': message_def.response.type}
ref = message_def.response.ref
if ref:
provides[name] = ref
responses['keys'] = keys
responses['to_list'] = to_list
responses['to_dict'] = True
responses['provides'] = provides
return responses
kwargs['properties'] = ('mandatory',)
options.append(option(**kwargs))
return OptionDescription(message_def.uri,
message_def.response.description,
options)
def _getoptions_from_yml(message_def,
@ -564,7 +550,6 @@ def get_messages(load_shortarg=False, only_public=False):
optiondescriptions = OrderedDict()
optiondescriptions_name = []
optiondescriptions_info = {}
responses = OrderedDict()
needs = OrderedDict()
messages = list(list_messages())
messages.sort()
@ -586,9 +571,12 @@ def get_messages(load_shortarg=False, only_public=False):
continue
optiondescriptions_info[message_def.uri] = {'pattern': message_def.pattern,
'public': message_def.public}
if message_def.pattern == 'rpc':
optiondescriptions_info[message_def.uri]['response'] = _parse_responses(message_def,
message_name)
elif message_def.response:
raise Exception(f'response not allowed for {message_def.uri}')
version = message_name.split('.')[0]
if message_def.uri in responses:
raise Exception('uri {} allready loader'.format(message_def.uri))
_getoptions_from_yml(message_def,
version,
optiondescriptions,
@ -596,8 +584,6 @@ def get_messages(load_shortarg=False, only_public=False):
needs,
select_option,
load_shortarg)
responses[message_def.uri] = _parse_responses(message_def,
message_name)
root = _get_root_option(select_option, optiondescriptions)
try:

10
src/risotto/services/config/config.py
View File

@ -11,7 +11,13 @@ class Risotto(Controller):
async def get_configuration(self, risotto_context, id):
#stop = await self.call('v1.config.session.server.stop', risotto_context, sessionid=str(id))
#await self.publish('v1.config.configuration.server.updated', risotto_context, server_id=1, deploy=True)
return {'start': id}
return {'id': id,
'sessionid': 'sess',
'username': risotto_context.username,
'timestamp': 0,
'namespace': 'creole',
'mode': 'basic',
'debug': False}
@register('v1.config.session.server.stop', None)
async def get_configuration2(self, sessionid, save):
@ -21,6 +27,6 @@ class Risotto(Controller):
async def get_configuration3(self, server_id, deploy):
return {'get': server_id}
@register('v1.config.configuration.server.deploy', None)
@register('v1.config.configuration.server.deploy')
async def get_configuration4(self, server_id):
return {'deploy': server_id}