Fixed import issues

[plstackapi.git] / planetstack / observer / event_manager.py

diff --git a/planetstack/observer/event_manager.py b/planetstack/observer/event_manager.py
new file mode 100644 (file)
index 0000000..ab50f66
--- /dev/null
+++ b/planetstack/observer/event_manager.py
@@ -0,0 +1,135 @@
+import threading
+import requests, json
+
+from core.models import *
+#from openstack.manager import OpenStackManager
+from planetstack.config import Config
+
+import os
+import base64
+from fofum import Fofum
+
+# decorator that marks dispatachable event methods  
+def event(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)
+            
+        
+    @event
+    def save_site(self, id):
+        sites = Site.objects.filter(id=id)
+        if sites:
+            self.manager.save_site(sites[0])
+    
+    @event
+    def delete_site(self, tenant_id):
+        self.manager.driver.delete_tenant(tenant_id)
+
+    @event
+    def save_site_privilege(self, id):
+        site_privileges = SitePrivilege.objects.filter(id=id)
+        if site_privileges:
+            site_priv = self.manager.save_site_privilege(site_privileges[0])
+
+    @event
+    def delete_site_privilege(self, kuser_id, tenant_id, role_type):
+        self.manager.driver.delete_user_role(kuser_id, tenant_id, role_type)
+
+    @event
+    def save_slice(self, id):
+        slices = Slice.objects.filter(id=id)
+        if slices:
+            self.manager.save_slice(slices[0])
+    
+    @event
+    def delete_slice(self, tenant_id, network_id, router_id, subnet_id):
+        self.manager._delete_slice(tenant_id, network_id, router_id, subnet_id)
+
+    @event
+    def save_user(self, id):
+        users = User.objects.filter(id=id)
+        if users:
+            self.manager.save_user(users[0])
+        
+    @event
+    def delete_user(self, kuser_id):
+        self.manager.driver.delete_user(kuser_id)
+    
+    @event
+    def save_sliver(self, id):
+        slivers = Sliver.objects.filter(id=id)
+        if slivers:
+            self.manager.save_sliver(slivers[0])
+
+    @event
+    def delete_sliver(self, instance_id):
+        self.manager.destroy_instance(instance_id)                            
+
+    
+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'
+
+        self.fofum = Fofum(user=user)
+        self.fofum.make(clid)
+
+    def fire(self):
+        self.fofum.fire()
+
+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)
+
+       # The code below will come back when we optimize the observer syncs
+       # into 'small' and 'big' syncs.
+
+        #event = payload_dict['event']
+        #ctx = payload_dict['ctx']
+        #self.handler.dispatch(event,**ctx)   
+
+        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:
+            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()