added basic API registration and connection mechanism

[osm/vim-emu.git] / emuvim / api / zerorpcapi.py

diff --git a/emuvim/api/zerorpcapi.py b/emuvim/api/zerorpcapi.py
new file mode 100644 (file)
index 0000000..88d7740
--- /dev/null
+++ b/emuvim/api/zerorpcapi.py
@@ -0,0 +1,53 @@
+"""
+Distributed Cloud Emulator (dcemulator)
+(c) 2015 by Manuel Peuster <manuel.peuster@upb.de>
+"""
+
+import logging
+import threading
+import zerorpc
+
+logging.basicConfig(level=logging.DEBUG)
+
+
+class ZeroRpcApiEndpoint(object):
+
+    def __init__(self, listenip, port):
+        self.dcs = {}
+        self.ip = listenip
+        self.port = port
+        logging.debug("Created API endpoint %s(%s:%d)" % (
+            self.__class__.__name__, self.ip, self.port))
+
+    def connectDatacenter(self, dc):
+        self.dcs[dc.name] = dc
+        logging.info("Connected DC(%s) to API endpoint %s(%s:%d)" % (
+            dc.name, self.__class__.__name__, self.ip, self.port))
+
+    def start(self):
+        thread = threading.Thread(target=self._api_server_thread, args=())
+        thread.daemon = True
+        thread.start()
+        logging.debug("Started API endpoint %s(%s:%d)" % (
+            self.__class__.__name__, self.ip, self.port))
+
+    def _api_server_thread(self):
+        s = zerorpc.Server(MultiDatacenterApi(self.dcs))
+        s.bind("tcp://%s:%d" % (self.ip, self.port))
+        s.run()
+
+
+class MultiDatacenterApi(object):
+
+    def __init__(self, dcs):
+        self.dcs = dcs
+
+    def compute_action_start(self, dc_name, compute_name):
+        # TODO return UUID / IP ?
+        logging.info("compute start")
+
+    def compute_action_stop(self, dc_name, compute_name):
+        logging.info("compute stop")
+
+    def compute_list(self):
+        pass