removed broker from session, updated most places using broker to use alternative logic to compensate where needed

daemon/examples/python/distributed_ptp.py

@@ -8,18 +8,19 @@ from core.emulator.enumerations import EventTypes
 
 
 def main():
+    address = sys.argv[1]
+    remote = sys.argv[2]
+
     # ip generator for example
     prefixes = IpPrefixes(ip4_prefix="10.83.0.0/16")
 
     # create emulator instance for creating sessions and utility methods
-    coreemu = CoreEmu()
+    coreemu = CoreEmu({"distributed_address": address})
     session = coreemu.create_session()
 
     # initialize distributed
-    address = sys.argv[1]
-    remote = sys.argv[2]
-    session.address = address
-    session.add_distributed(remote)
+    server_name = "core2"
+    session.add_distributed(server_name, remote)
 
     # must be in configuration state for nodes to start, when using "node_add" below
     session.set_state(EventTypes.CONFIGURATION_STATE)
@@ -27,7 +28,7 @@ def main():
     # create local node, switch, and remote nodes
     options = NodeOptions()
     node_one = session.add_node(node_options=options)
-    options.emulation_server = remote
+    options.emulation_server = server_name
     node_two = session.add_node(node_options=options)
 
     # create node interfaces and link