/
api.py
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/
api.py
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# -*- coding: utf-8 -*-
import json
import datetime
from hashlib import sha1
from inspect import getargspec
from odoo.tools import config
import logging
_logger = logging.getLogger(__name__)
celery_default_queue = config.get('celery_default_queue', 'odoo')
enqueue_fail_then_exec = False
class DateEncoder(json.JSONEncoder):
def default(self, obj):
if isinstance(obj,datetime.datetime):
return obj.strftime("%Y-%m-%d %H:%M:%S")
elif isinstance(obj, datetime.date):
return obj.strftime("%Y-%m-%d")
else:
try:
return json.JSONEncoder.default(self,obj)
except:
import traceback;traceback.print_exc()
return str(obj)
class _CeleryTask(object):
def __init__(self, *args, **kwargs):
self.countdown = 0
self.eta = None
self.expires = None
self.priority = 5
self.queue = celery_default_queue
for arg, value in kwargs.items():
setattr(self, arg, value)
def __call__(self, f, *args, **kwargs):
token = sha1(f.__name__).hexdigest()
def f_job(*args, **kwargs):
_logger.info(str(args))
if len(args) == 1 or args[-1] != token:
args += (token,)
osv_object = args[0]._name
arglist = list(args)
arglist.pop(0) # Remove self
cr = arglist.pop(0)
uid = arglist.pop(0)
dbname = cr.dbname
fname = f.__name__
# Pass OpenERP server config to the worker
conf_attrs = dict(
[(attr, value) for attr, value in config.options.items()]
)
task_args = (conf_attrs, dbname, uid, osv_object, fname)
if arglist:
task_args += tuple(arglist)
pprint(task_args)
try:
celery_task = execute.apply_async(
args=task_args, kwargs=kwargs,
countdown=self.countdown, eta=self.eta,
expires=self.expires, priority=self.priority,
queue=getattr(self, "queue", celery_default_queue))
_logger.info('Enqueued task %s.%s(%s) on celery with id %s'
% (osv_object, fname, str(args[3:]),
celery_task and celery_task.id))
return celery_task.id
except Exception as exc:
if args[-1] == token:
args = args[:-1]
_logger.error(
'Celery enqueue task failed %s.%s '
'executing task now '
'Exception: %s' % (osv_object, fname, exc))
return f(*args, **kwargs)
else:
args = args[:-1]
return f(*args, **kwargs)
return f_job
class Base(object):
def __init__(self, *args, **kwargs):
self.countdown = 0
self.eta = None
self.expires = None
self.priority = 5
self.queue = celery_default_queue
for arg, value in kwargs.items():
setattr(self, arg, value)
self.env = None
def __call__(self, f, *args, **kwargs):
token = sha1(f.__name__.encode('utf-8')).hexdigest()
def f_job(*args, **kwargs):
_logger.info('>>>> user %s call %s.%s %s %s'%(args[0].env.uid, args[0], f.__name__, str(args[1:]), str(kwargs)))
if len(args) == 1 or args[-1] != token:
# 加入任务队列
args += (token,) # 普通参数尾部增加一个标志参数
_self = args[0]
self.env = _self.env
model_name = _self._name # 第一个参数为 self
argspecargs = tuple(getargspec(f).args) + (None,) * 4
arglist = list(args)
obj_ids = None
_logger.info('>>> argspecargs: %s hasattr api: %s', argspecargs, hasattr(f, '_api'))
if argspecargs[1] not in ('cr', 'cursor'):
# 当为新API时
cr, uid, context = _self.env.cr, _self.env.uid, dict(_self.env.context)
obj = arglist.pop(0)
obj_ids = obj.ids
else:
# 当为老API时
cr, uid, context = args[0].env.cr, args[0].env.uid, \
dict(args[0].env.context)
#arglist.pop(0) # Remove self
#cr = arglist.pop(0)
#uid = arglist.pop(0)
kwargs['context'] = { k: v for k,v in context.items() if not hasattr(v, '_name') }
dbname = cr.dbname
fname = f.__name__
# Pass OpenERP server config to the worker
odoo_conf_attrs = dict(
[(attr, value) for attr, value in config.options.items()]
)
# 拼接任务参数
task_args = (odoo_conf_attrs, dbname, uid, model_name, fname)
#if obj_ids:
task_args += (obj_ids,)
if arglist:
task_args += tuple(arglist)
try:
#cr.commit()
task = self.gen_task(task_args, kwargs)
_logger.info('Enqueued task %s.%s%s on celery with id %s' % (model_name, fname, str(args[1:-1]), task and task.id))
return task and task.id or None
except Exception as exc:
# 入队失败时
import traceback;traceback.print_exc()
if enqueue_fail_then_exec:
kwargs.pop('context')
if args[-1] == token:
args = args[:-1]
_logger.error('Enqueue task failed %s.%s executing task now Exception: %s' % (model_name, fname, exc))
return f(*args, **kwargs)
else:
raise exc
else:
# 工作进程时直接执行
args = args[:-1]
return f(*args, **kwargs)
return f_job
class Async(Base):
def gen_task(self, task_args, kwargs):
from .tasks import execute
task = execute.apply_async(
args=task_args, kwargs=kwargs,
countdown=self.countdown, eta=self.eta,
expires=self.expires, priority=self.priority,
queue=getattr(self, "queue", celery_default_queue))
return task
class AsyncDB(Base):
def gen_task(self, task_args, kwargs):
#_logger.info('>>> gen task %s %s', task_args, kwargs)
odoo_conf_attrs = task_args[0]
dbname = task_args[1]
uid = task_args[2]
model_name = task_args[3]
method = task_args[4]
ids = task_args[5]
task = self.env['oe.task'].sudo().create({
'task_id': '',
'task_name': '%s.%s()'%(model_name, method),
'task_args': json.dumps(task_args[1:], cls=DateEncoder),
'task_kwargs': json.dumps(kwargs, cls=DateEncoder),
'countdown': self.countdown,
})
return task