Disconnect functionality

README.md

@@ -77,4 +77,7 @@ python cli.py connect rs/mariadb_nova_data rs/node1 --mapping '{"host" : "node1.
 # View connections
 python cli.py connections show
 python cli.py connections graph
+
+# Disconnect
+python cli.py disconnect rs/mariadb_nova_data rs/node1
 ```

cli.py

@@ -55,6 +55,19 @@ def init_cli_connect():
 
     cli.add_command(connect)
 
+    @click.command()
+    @click.argument('emitter')
+    @click.argument('receiver')
+    def disconnect(receiver, emitter):
+        print 'Disconnect', emitter, receiver
+        emitter = xr.load(emitter)
+        receiver = xr.load(receiver)
+        print emitter
+        print receiver
+        xs.disconnect(emitter, receiver)
+
+    cli.add_command(disconnect)
+
 
 def init_cli_connections():
     @click.group()

x/signals.py

@@ -61,6 +61,16 @@ def connect(emitter, receiver, mapping=None):
     utils.save_to_config_file(CLIENTS_CONFIG_KEY, CLIENTS)
 
 
+def disconnect(emitter, receiver):
+    for src, destinations in CLIENTS[emitter.name].items():
+        CLIENTS[emitter.name][src] = [
+            destination for destination in destinations
+            if destination[0] != receiver.name
+        ]
+
+    utils.save_to_config_file(CLIENTS_CONFIG_KEY, CLIENTS)
+
+
 def notify(source, key, value):
     CLIENTS.setdefault(source.name, [])
     if key in CLIENTS[source.name]: