some docu update

1 files changed, 13 insertions, 2 deletions

diff --git a/PROTOCOL b/PROTOCOL
index 14b0691..e5519d9 100644
--- a/PROTOCOL
+++ b/PROTOCOL
@@ -49,11 +49,22 @@ The coordinators also send all known workers to the master as a list:
 Coordinator operations:
 -----------------------
 
+The master can start and stop workers:
+
 { "op": "start", "rule": "master", "worker": "worker1" }
 { "op": "stop", "rule": "master", "worker": "worker1" }
-{ "op": "kill", "rule": "master", "worker": "worker1" }
 
 The master sends this as survey call to all coordinators, the coordinator
 who feels responsible for this working with start/stop/kill the worker
-with the given name.
+with the given name. Then it sends back an ack message to the master:
+
+{ "op": "stopped", "role": "coordinator", "host": "eeepc", "worker": "worker1", "found": true }
+
+Worker messages:
+----------------
+
+Workers send their output and states to the master via a data channel
+(PIPELINE):
+
+{ "op": "output", "role": "worker", "worker": "worker1", "msg": "Msg 30\n", "stdout": false }