From 54bd509d862e558b85a7da96dbae28747628a643 Mon Sep 17 00:00:00 2001
From: Cyber MacGeddon <cybermaggedon@gmail.com>
Date: Fri, 2 May 2025 15:17:43 +0100
Subject: [PATCH] Embeddings round

---
 .../trustgraph/gateway/dispatch/manager.py    | 58 ++++++++++++++++++-
 .../trustgraph/gateway/endpoint/flows.py      | 17 ++----
 trustgraph-flow/trustgraph/gateway/service.py |  9 ++-
 3 files changed, 69 insertions(+), 15 deletions(-)

diff --git a/trustgraph-flow/trustgraph/gateway/dispatch/manager.py b/trustgraph-flow/trustgraph/gateway/dispatch/manager.py
index 01352524..53ed82dd 100644
--- a/trustgraph-flow/trustgraph/gateway/dispatch/manager.py
+++ b/trustgraph-flow/trustgraph/gateway/dispatch/manager.py
@@ -1,6 +1,8 @@
 
 import asyncio
 
+from . embeddings import EmbeddingsRequestor
+
 class TestDispatcher:
     def __init__(self, pulsar_client, timeout=120):
         self.pulsar_client = pulsar_client
@@ -66,11 +68,63 @@ class TestDispatcher3:
         return Runner(ws, running)
 
 class DispatcherManager:
-    def __init__(self, pulsar_client):
+
+    def __init__(self, pulsar_client, config_receiver):
         self.pulsar_client = pulsar_client
+        self.config_receiver = config_receiver
+        self.config_receiver.add_handler(self)
+
+        self.flows = {}
+        self.dispatchers = {}
+
+    async def start_flow(self, id, flow):
+        print("Start flow", id)
+        self.flows[id] = flow
+        return
+
+    async def stop_flow(self, id, flow):
+        print("Stop flow", id)
+        del self.flows[id]
+        return
+
     def dispatch_test_service(self):
         return TestDispatcher(pulsar_client = self.pulsar_client)
+
     def dispatch_flow_service(self):
-        return TestDispatcher2(pulsar_client = self.pulsar_client)
+#        return TestDispatcher2(pulsar_client = self.pulsar_client)
+        return self
+
     def dispatch_socket_service(self):
         return TestDispatcher3(pulsar_client = self.pulsar_client).dispatch
+
+    async def process(self, data, responder, params):
+
+        flow = params.get("flow")
+        kind = params.get("kind")
+
+        key = (flow, kind)
+
+        if flow not in self.flows:
+            raise RuntimeError("Invalid flow")
+
+        if key in self.dispatchers:
+            return await self.dispatchers[key].process(data, responder)
+
+        qconfig = self.flows[flow]["interfaces"]["embeddings"]
+
+        dispatcher = EmbeddingsRequestor(
+            pulsar_client = self.pulsar_client,
+            request_queue = qconfig["request"],
+            response_queue = qconfig["response"],
+            timeout = 120,
+            consumer = f"api-gateway-{flow}-{kind}-request",
+            subscriber = f"api-gateway-{flow}-{kind}-request",
+        )
+
+        await dispatcher.start()
+
+        self.dispatchers[key] = dispatcher
+
+        print("CREATE")
+        return await dispatcher.process(data, responder)
+
diff --git a/trustgraph-flow/trustgraph/gateway/endpoint/flows.py b/trustgraph-flow/trustgraph/gateway/endpoint/flows.py
index a7a06000..09ad423a 100644
--- a/trustgraph-flow/trustgraph/gateway/endpoint/flows.py
+++ b/trustgraph-flow/trustgraph/gateway/endpoint/flows.py
@@ -13,37 +13,32 @@ from .. dispatch.manager import DispatcherManager
 
 class FlowEndpointManager:
 
-    def __init__(self, config_receiver, pulsar_client, auth, timeout=600):
+    def __init__(self, dispatcher_manager, auth, timeout=600):
 
-        self.config_receiver = config_receiver
-        self.pulsar_client = pulsar_client
+        self.dispatcher_manager = dispatcher_manager
         self.timeout = timeout
 
         self.services = {
         }
 
-        dm = DispatcherManager(pulsar_client)
-
         self.endpoints = [
             ConstantEndpoint(
                 endpoint_path = "/api/v1/test",
                 auth = auth,
-                dispatcher = dm.dispatch_test_service(),
+                dispatcher = dispatcher_manager.dispatch_test_service(),
             ),
             VariableEndpoint(
-                endpoint_path = "/api/v1/test/{thing}",
+                endpoint_path = "/api/v1/flow/{flow}/{kind}",
                 auth = auth,
-                dispatcher = dm.dispatch_flow_service(),
+                dispatcher = dispatcher_manager.dispatch_flow_service(),
             ),
             SocketEndpoint(
                 endpoint_path = "/api/v1/test2",
                 auth = auth,
-                dispatcher = dm.dispatch_socket_service()
+                dispatcher = dispatcher_manager.dispatch_socket_service()
             ),
         ]
 
-        self.config_receiver.add_handler(self)
-
     def add_routes(self, app):
         for ep in self.endpoints:
             ep.add_routes(app)
diff --git a/trustgraph-flow/trustgraph/gateway/service.py b/trustgraph-flow/trustgraph/gateway/service.py
index 16e6019d..3a44b428 100755
--- a/trustgraph-flow/trustgraph/gateway/service.py
+++ b/trustgraph-flow/trustgraph/gateway/service.py
@@ -13,6 +13,7 @@ from .. log_level import LogLevel
 
 from . auth import Authenticator
 from . config.receiver import ConfigReceiver
+from . dispatch.manager import DispatcherManager
 from . endpoint.globals import GlobalEndpointManager
 from . endpoint.flows import FlowEndpointManager
 
@@ -69,6 +70,11 @@ class Api:
 
         self.config_receiver = ConfigReceiver(self.pulsar_client)
 
+        self.dispatcher_manager = DispatcherManager(
+            pulsar_client = self.pulsar_client,
+            config_receiver = self.config_receiver,
+        )
+
         self.global_manager = GlobalEndpointManager(
             pulsar_client = self.pulsar_client,
             auth = self.auth,
@@ -77,8 +83,7 @@ class Api:
         )
 
         self.flow_manager = FlowEndpointManager(
-            config_receiver = self.config_receiver,
-            pulsar_client = self.pulsar_client,
+            dispatcher_manager = self.dispatcher_manager,
             auth = self.auth,
             timeout = self.timeout,