import threading
import requests, json
-from core.models import *
-#from openstack.manager import OpenStackManager
from planetstack.config import Config
-from observer.deleters import deleters
+import uuid
import os
+import imp
+import inspect
import base64
from fofum import Fofum
import json
+import traceback
-# decorator that marks dispatachable event methods
+random_client_id=None
+def get_random_client_id():
+ global random_client_id
+
+ if (random_client_id is None) and os.path.exists("/opt/planetstack/random_client_id"):
+ # try to use the last one we used, if we saved it
+ try:
+ random_client_id = open("/opt/planetstack/random_client_id","r").readline().strip()
+ print "get_random_client_id: loaded %s" % random_client_id
+ except:
+ print "get_random_client_id: failed to read /opt/planetstack/random_client_id"
+
+ if random_client_id is None:
+ random_client_id = base64.urlsafe_b64encode(os.urandom(12))
+ print "get_random_client_id: generated new id %s" % random_client_id
+
+ # try to save it for later (XXX: could race with another client here)
+ try:
+ open("/opt/planetstack/random_client_id","w").write("%s\n" % random_client_id)
+ except:
+ print "get_random_client_id: failed to write /opt/planetstack/random_client_id"
+
+ return random_client_id
+
+# decorator that marks dispatachable event methods
def event(func):
- setattr(func, 'event', func.__name__)
- return func
+ setattr(func, 'event', func.__name__)
+ return func
class EventHandler:
- # This code is currently not in use.
- def __init__(self):
- pass #self.manager = OpenStackManager()
-
- @staticmethod
- def get_events():
- events = []
- for name in dir(EventHandler):
- attribute = getattr(EventHandler, name)
- if hasattr(attribute, 'event'):
- events.append(getattr(attribute, 'event'))
- return events
-
- def dispatch(self, event, *args, **kwds):
- if hasattr(self, event):
- return getattr(self, event)(*args, **kwds)
-
-
+ # This code is currently not in use.
+ def __init__(self):
+ pass
+
+ @staticmethod
+ def get_events():
+ events = []
+ for name in dir(EventHandler):
+ attribute = getattr(EventHandler, name)
+ if hasattr(attribute, 'event'):
+ events.append(getattr(attribute, 'event'))
+ return events
+
+ def dispatch(self, event, *args, **kwds):
+ if hasattr(self, event):
+ return getattr(self, event)(*args, **kwds)
+
+
class EventSender:
- def __init__(self,user=None,clientid=None):
- try:
- clid = Config().feefie_client_id
- user = Config().feefie_client_user
- except:
- clid = 'planetstack_core_team'
- user = 'pl'
+ def __init__(self,user=None,clientid=None):
+ try:
+ user = Config().feefie_client_user
+ except:
+ user = 'pl'
+
+ try:
+ clid = Config().feefie_client_id
+ except:
+ clid = get_random_client_id()
+ print "EventSender: no feefie_client_id configured. Using random id %s" % clid
- self.fofum = Fofum(user=user)
- self.fofum.make(clid)
+ self.fofum = Fofum(user=user)
+ self.fofum.make(clid)
- def fire(self,**args):
- self.fofum.fire(json.dumps(args))
+ def fire(self,**kwargs):
+ kwargs["uuid"] = str(uuid.uuid1())
+ self.fofum.fire(json.dumps(kwargs))
class EventListener:
- def __init__(self,wake_up=None):
- self.handler = EventHandler()
- self.wake_up = wake_up
-
- def handle_event(self, payload):
- payload_dict = json.loads(payload)
-
- try:
- deletion = payload_dict['deletion_flag']
- if (deletion):
- model = payload_dict['model']
- pk = payload_dict['pk']
-
- for deleter in deleters[model]:
- deleter(pk)
- except:
- deletion = False
-
- if (not deletion and self.wake_up):
- self.wake_up()
-
-
- def run(self):
- # This is our unique client id, to be used when firing and receiving events
- # It needs to be generated once and placed in the config file
-
- try:
- clid = Config().feefie_client_id
- user = Config().feefie_client_user
- except:
- clid = 'planetstack_core_team'
- user = 'pl'
-
- f = Fofum(user=user)
-
- listener_thread = threading.Thread(target=f.listen_for_event,args=(clid,self.handle_event))
- listener_thread.start()
+ def __init__(self,wake_up=None):
+ self.handler = EventHandler()
+ self.wake_up = wake_up
+
+
+ def handle_event(self, payload):
+ payload_dict = json.loads(payload)
+
+ if (self.wake_up):
+ self.wake_up()
+
+ def run(self):
+ # This is our unique client id, to be used when firing and receiving events
+ # It needs to be generated once and placed in the config file
+
+ try:
+ user = Config().feefie_client_user
+ except:
+ user = 'pl'
+
+ try:
+ clid = Config().feefie_client_id
+ except:
+ clid = get_random_client_id()
+ print "EventListener: no feefie_client_id configured. Using random id %s" % clid
+
+ f = Fofum(user=user)
+
+ listener_thread = threading.Thread(target=f.listen_for_event,args=(clid,self.handle_event))
+ listener_thread.start()
git://git.onelab.eu / plstackapi.git / blobdiff