Merge branch 'release/v1.0'

containers/Containerfile.ocr

@@ -9,6 +9,7 @@ FROM docker.io/fedora:42 AS base
 ENV PIP_BREAK_SYSTEM_PACKAGES=1
 
 RUN dnf install -y python3.12 && \
+  dnf install -y tesseract poppler-utils && \
   alternatives --install /usr/bin/python python /usr/bin/python3.12 1 && \
   python -m ensurepip --upgrade && \
   pip3 install --no-cache-dir wheel aiohttp && \

trustgraph-base/trustgraph/base/async_processor.py

@@ -13,7 +13,6 @@ from prometheus_client import start_http_server, Info
 
 from .. schema import ConfigPush, config_push_queue
 from .. log_level import LogLevel
-from .. exceptions import TooManyRequests
 from . pubsub import PulsarClient
 from . producer import Producer
 from . consumer import Consumer

trustgraph-base/trustgraph/base/consumer.py

@@ -1,4 +1,14 @@
 
+# Consumer is similar to subscriber: It takes information from a queue
+# and passes on to a processor function.  This is the main receiving
+# loop for TrustGraph processors.  Incorporates retry functionality
+
+# Note: there is a 'defect' in the system which is tolerated, althought
+# the processing handlers are async functions, ideally implementation
+# would use all async code.  In practice if the processor only implements
+# one handler, and a single thread of concurrency, nothing too outrageous
+# will happen if synchronous / blocking code is used
+
 from pulsar.schema import JsonSchema
 import pulsar
 import _pulsar
@@ -16,6 +26,7 @@ class Consumer:
             start_of_messages=False,
             rate_limit_retry_time = 10, rate_limit_timeout = 7200,
             reconnect_time = 5,
+            concurrency = 1, # Number of concurrent requests to handle
     ):
 
         self.taskgroup = taskgroup
@@ -34,7 +45,9 @@ class Consumer:
         self.start_of_messages = start_of_messages
 
         self.running = True
-        self.task = None
+        self.consumer_task = None
+
+        self.concurrency = concurrency
 
         self.metrics = metrics
 
@@ -52,7 +65,11 @@ class Consumer:
     async def stop(self):
 
         self.running = False
-        await self.task
+
+        if self.consumer_task:
+            await self.consumer_task
+
+        self.consumer_task = None
 
     async def start(self):
 
@@ -62,9 +79,9 @@ class Consumer:
         if self.metrics:
             self.metrics.state("stopped")
 
-        self.task = self.taskgroup.create_task(self.run())
+        self.consumer_task = self.taskgroup.create_task(self.consumer_run())
 
-    async def run(self):
+    async def consumer_run(self):
 
         while self.running:
 
@@ -102,7 +119,19 @@ class Consumer:
 
             try:
 
-                await self.consume()
+                print(
+                    "Starting", self.concurrency, "receiver threads",
+                    flush=True
+                )
+
+                async with asyncio.TaskGroup() as tg:
+
+                    tasks = []
+
+                    for i in range(0, self.concurrency):
+                        tasks.append(
+                            tg.create_task(self.consume_from_queue())
+                        )
 
                 if self.metrics:
                     self.metrics.state("stopped")
@@ -120,7 +149,7 @@ class Consumer:
             self.consumer.unsubscribe()
             self.consumer.close()
 
-    async def consume(self):
+    async def consume_from_queue(self):
 
         while self.running:
 
@@ -134,71 +163,75 @@ class Consumer:
             except Exception as e:
                 raise e
 
-            expiry = time.time() + self.rate_limit_timeout
+            await self.handle_one_from_queue(msg)
 
-            # This loop is for retry on rate-limit / resource limits
-            while self.running:
+    async def handle_one_from_queue(self, msg):
 
-                if time.time() > expiry:
+        expiry = time.time() + self.rate_limit_timeout
 
-                    print("Gave up waiting for rate-limit retry", flush=True)
+        # This loop is for retry on rate-limit / resource limits
+        while self.running:
 
-                    # Message failed to be processed, this causes it to
-                    # be retried
-                    self.consumer.negative_acknowledge(msg)
+            if time.time() > expiry:
 
-                    if self.metrics:
-                        self.metrics.process("error")
+                print("Gave up waiting for rate-limit retry", flush=True)
 
-                    # Break out of retry loop, processes next message
-                    break
+                # Message failed to be processed, this causes it to
+                # be retried
+                self.consumer.negative_acknowledge(msg)
 
-                try:
+                if self.metrics:
+                    self.metrics.process("error")
 
-                    print("Handle...", flush=True)
+                # Break out of retry loop, processes next message
+                break
 
-                    if self.metrics:
+            try:
 
-                        with self.metrics.record_time():
-                            await self.handler(msg, self, self.flow)
+                print("Handle...", flush=True)
 
-                    else:
+                if self.metrics:
+
+                    with self.metrics.record_time():
                         await self.handler(msg, self, self.flow)
 
-                    print("Handled.", flush=True)
+                else:
+                    await self.handler(msg, self, self.flow)
 
-                    # Acknowledge successful processing of the message
-                    self.consumer.acknowledge(msg)
+                print("Handled.", flush=True)
 
-                    if self.metrics:
-                        self.metrics.process("success")
+                # Acknowledge successful processing of the message
+                self.consumer.acknowledge(msg)
 
-                    # Break out of retry loop
-                    break
+                if self.metrics:
+                    self.metrics.process("success")
 
-                except TooManyRequests:
+                # Break out of retry loop
+                break
 
-                    print("TooManyRequests: will retry...", flush=True)
+            except TooManyRequests:
 
-                    if self.metrics:
-                        self.metrics.rate_limit()
+                print("TooManyRequests: will retry...", flush=True)
 
-                    # Sleep
-                    await asyncio.sleep(self.rate_limit_retry_time)
+                if self.metrics:
+                    self.metrics.rate_limit()
 
-                    # Contine from retry loop, just causes a reprocessing
-                    continue
+                # Sleep
+                await asyncio.sleep(self.rate_limit_retry_time)
 
-                except Exception as e:
+                # Contine from retry loop, just causes a reprocessing
+                continue
 
-                    print("consume exception:", e, flush=True)
+            except Exception as e:
 
-                    # Message failed to be processed, this causes it to
-                    # be retried
-                    self.consumer.negative_acknowledge(msg)
+                print("consume exception:", e, flush=True)
 
-                    if self.metrics:
-                        self.metrics.process("error")
+                # Message failed to be processed, this causes it to
+                # be retried
+                self.consumer.negative_acknowledge(msg)
 
-                    # Break out of retry loop, processes next message
-                    break
+                if self.metrics:
+                    self.metrics.process("error")
+
+                # Break out of retry loop, processes next message
+                break

trustgraph-base/trustgraph/base/consumer_spec.py

@@ -4,10 +4,11 @@ from . consumer import Consumer
 from . spec import Spec
 
 class ConsumerSpec(Spec):
-    def __init__(self, name, schema, handler):
+    def __init__(self, name, schema, handler, concurrency = 1):
         self.name = name
         self.schema = schema
         self.handler = handler
+        self.concurrency = concurrency
 
     def add(self, flow, processor, definition):
 
@@ -24,6 +25,7 @@ class ConsumerSpec(Spec):
             schema = self.schema,
             handler = self.handler,
             metrics = consumer_metrics,
+            concurrency = self.concurrency
         )
 
         # Consumer handle gets access to producers and other

trustgraph-base/trustgraph/base/embeddings_service.py

@@ -11,20 +11,26 @@ from .. exceptions import TooManyRequests
 from .. base import FlowProcessor, ConsumerSpec, ProducerSpec
 
 default_ident = "embeddings"
+default_concurrency = 1
 
 class EmbeddingsService(FlowProcessor):
 
     def __init__(self, **params):
 
         id = params.get("id")
+        concurrency = params.get("concurrency", 1)
 
-        super(EmbeddingsService, self).__init__(**params | { "id": id })
+        super(EmbeddingsService, self).__init__(**params | {
+            "id": id,
+            "concurrency": concurrency,
+        })
 
         self.register_specification(
             ConsumerSpec(
                 name = "request",
                 schema = EmbeddingsRequest,
-                handler = self.on_request
+                handler = self.on_request,
+                concurrency = concurrency,
             )
         )
 
@@ -84,6 +90,13 @@ class EmbeddingsService(FlowProcessor):
     @staticmethod
     def add_args(parser):
 
+        parser.add_argument(
+            '-c', '--concurrency',
+            type=int,
+            default=default_concurrency,
+            help=f'Concurrent processing threads (default: {default_concurrency})'
+        )
+
         FlowProcessor.add_args(parser)
 
 

trustgraph-base/trustgraph/base/llm_service.py

@@ -11,9 +11,13 @@ from .. exceptions import TooManyRequests
 from .. base import FlowProcessor, ConsumerSpec, ProducerSpec
 
 default_ident = "text-completion"
+default_concurrency = 1
 
 class LlmResult:
-    def __init__(self, text=None, in_token=None, out_token=None, model=None):
+    def __init__(
+            self, text = None, in_token = None, out_token = None,
+            model = None,
+    ):
         self.text = text
         self.in_token = in_token
         self.out_token = out_token
@@ -25,14 +29,19 @@ class LlmService(FlowProcessor):
     def __init__(self, **params):
 
         id = params.get("id")
+        concurrency = params.get("concurrency", 1)
 
-        super(LlmService, self).__init__(**params | { "id": id })
+        super(LlmService, self).__init__(**params | {
+            "id": id,
+            "concurrency": concurrency,
+        })
 
         self.register_specification(
             ConsumerSpec(
                 name = "request",
                 schema = TextCompletionRequest,
-                handler = self.on_request
+                handler = self.on_request,
+                concurrency = concurrency,
             )
         )
 
@@ -115,5 +124,12 @@ class LlmService(FlowProcessor):
     @staticmethod
     def add_args(parser):
 
+        parser.add_argument(
+            '-c', '--concurrency',
+            type=int,
+            default=default_concurrency,
+            help=f'Concurrent processing threads (default: {default_concurrency})'
+        )
+
         FlowProcessor.add_args(parser)
 

trustgraph-base/trustgraph/base/subscriber.py

@@ -1,4 +1,8 @@
 
+# Subscriber is similar to consumer: It provides a service to take stuff
+# off of a queue and make it available using an internal broker system,
+# so suitable for when multiple recipients are reading from the same queue
+
 from pulsar.schema import JsonSchema
 import asyncio
 import _pulsar

trustgraph-base/trustgraph/base/triples_store_service.py

@@ -5,6 +5,7 @@ Triples store base class
 
 from .. schema import Triples
 from .. base import FlowProcessor, ConsumerSpec
+from .. exceptions import TooManyRequests
 
 default_ident = "triples-write"
 

trustgraph-base/trustgraph/messaging/__init__.py

@@ -0,0 +1,105 @@
+from .registry import TranslatorRegistry
+from .translators import *
+
+# Auto-register all translators
+from .translators.agent import AgentRequestTranslator, AgentResponseTranslator
+from .translators.embeddings import EmbeddingsRequestTranslator, EmbeddingsResponseTranslator
+from .translators.text_completion import TextCompletionRequestTranslator, TextCompletionResponseTranslator
+from .translators.retrieval import (
+    DocumentRagRequestTranslator, DocumentRagResponseTranslator,
+    GraphRagRequestTranslator, GraphRagResponseTranslator
+)
+from .translators.triples import TriplesQueryRequestTranslator, TriplesQueryResponseTranslator
+from .translators.knowledge import KnowledgeRequestTranslator, KnowledgeResponseTranslator
+from .translators.library import LibraryRequestTranslator, LibraryResponseTranslator
+from .translators.document_loading import DocumentTranslator, TextDocumentTranslator
+from .translators.config import ConfigRequestTranslator, ConfigResponseTranslator
+from .translators.flow import FlowRequestTranslator, FlowResponseTranslator
+from .translators.prompt import PromptRequestTranslator, PromptResponseTranslator
+from .translators.embeddings_query import (
+    DocumentEmbeddingsRequestTranslator, DocumentEmbeddingsResponseTranslator,
+    GraphEmbeddingsRequestTranslator, GraphEmbeddingsResponseTranslator
+)
+
+# Register all service translators
+TranslatorRegistry.register_service(
+    "agent", 
+    AgentRequestTranslator(), 
+    AgentResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "embeddings", 
+    EmbeddingsRequestTranslator(), 
+    EmbeddingsResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "text-completion", 
+    TextCompletionRequestTranslator(), 
+    TextCompletionResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "document-rag", 
+    DocumentRagRequestTranslator(), 
+    DocumentRagResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "graph-rag", 
+    GraphRagRequestTranslator(), 
+    GraphRagResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "triples-query", 
+    TriplesQueryRequestTranslator(), 
+    TriplesQueryResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "knowledge", 
+    KnowledgeRequestTranslator(), 
+    KnowledgeResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "librarian", 
+    LibraryRequestTranslator(), 
+    LibraryResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "config", 
+    ConfigRequestTranslator(), 
+    ConfigResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "flow", 
+    FlowRequestTranslator(), 
+    FlowResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "prompt", 
+    PromptRequestTranslator(), 
+    PromptResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "document-embeddings-query", 
+    DocumentEmbeddingsRequestTranslator(), 
+    DocumentEmbeddingsResponseTranslator()
+)
+
+TranslatorRegistry.register_service(
+    "graph-embeddings-query", 
+    GraphEmbeddingsRequestTranslator(), 
+    GraphEmbeddingsResponseTranslator()
+)
+
+# Register single-direction translators for document loading
+TranslatorRegistry.register_request("document", DocumentTranslator())
+TranslatorRegistry.register_request("text-document", TextDocumentTranslator())

trustgraph-base/trustgraph/messaging/registry.py

@@ -0,0 +1,51 @@
+from typing import Dict, List, Union
+from .translators.base import MessageTranslator
+
+
+class TranslatorRegistry:
+    """Registry for service translators"""
+    
+    _request_translators: Dict[str, MessageTranslator] = {}
+    _response_translators: Dict[str, MessageTranslator] = {}
+    
+    @classmethod
+    def register_request(cls, service_name: str, translator: MessageTranslator):
+        """Register a request translator for a service"""
+        cls._request_translators[service_name] = translator
+    
+    @classmethod
+    def register_response(cls, service_name: str, translator: MessageTranslator):
+        """Register a response translator for a service"""
+        cls._response_translators[service_name] = translator
+    
+    @classmethod
+    def register_service(cls, service_name: str, request_translator: MessageTranslator, 
+                        response_translator: MessageTranslator):
+        """Register both request and response translators for a service"""
+        cls.register_request(service_name, request_translator)
+        cls.register_response(service_name, response_translator)
+    
+    @classmethod
+    def get_request_translator(cls, service_name: str) -> MessageTranslator:
+        """Get request translator for a service"""
+        if service_name not in cls._request_translators:
+            raise KeyError(f"No request translator registered for service: {service_name}")
+        return cls._request_translators[service_name]
+    
+    @classmethod
+    def get_response_translator(cls, service_name: str) -> MessageTranslator:
+        """Get response translator for a service"""
+        if service_name not in cls._response_translators:
+            raise KeyError(f"No response translator registered for service: {service_name}")
+        return cls._response_translators[service_name]
+    
+    @classmethod
+    def list_services(cls) -> List[str]:
+        """List all registered services"""
+        return sorted(set(cls._request_translators.keys()) | set(cls._response_translators.keys()))
+    
+    @classmethod
+    def has_service(cls, service_name: str) -> bool:
+        """Check if a service is registered"""
+        return (service_name in cls._request_translators or 
+                service_name in cls._response_translators)

trustgraph-base/trustgraph/messaging/translators/__init__.py

@@ -0,0 +1,19 @@
+from .base import Translator, MessageTranslator
+from .primitives import ValueTranslator, TripleTranslator, SubgraphTranslator
+from .metadata import DocumentMetadataTranslator, ProcessingMetadataTranslator
+from .agent import AgentRequestTranslator, AgentResponseTranslator
+from .embeddings import EmbeddingsRequestTranslator, EmbeddingsResponseTranslator
+from .text_completion import TextCompletionRequestTranslator, TextCompletionResponseTranslator
+from .retrieval import DocumentRagRequestTranslator, DocumentRagResponseTranslator
+from .retrieval import GraphRagRequestTranslator, GraphRagResponseTranslator
+from .triples import TriplesQueryRequestTranslator, TriplesQueryResponseTranslator
+from .knowledge import KnowledgeRequestTranslator, KnowledgeResponseTranslator
+from .library import LibraryRequestTranslator, LibraryResponseTranslator
+from .document_loading import DocumentTranslator, TextDocumentTranslator, ChunkTranslator, DocumentEmbeddingsTranslator
+from .config import ConfigRequestTranslator, ConfigResponseTranslator
+from .flow import FlowRequestTranslator, FlowResponseTranslator
+from .prompt import PromptRequestTranslator, PromptResponseTranslator
+from .embeddings_query import (
+    DocumentEmbeddingsRequestTranslator, DocumentEmbeddingsResponseTranslator,
+    GraphEmbeddingsRequestTranslator, GraphEmbeddingsResponseTranslator
+)

trustgraph-base/trustgraph/messaging/translators/agent.py

@@ -0,0 +1,44 @@
+from typing import Dict, Any, Tuple
+from ...schema import AgentRequest, AgentResponse
+from .base import MessageTranslator
+
+
+class AgentRequestTranslator(MessageTranslator):
+    """Translator for AgentRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> AgentRequest:
+        return AgentRequest(
+            question=data["question"],
+            plan=data.get("plan", ""),
+            state=data.get("state", ""),
+            history=data.get("history", [])
+        )
+    
+    def from_pulsar(self, obj: AgentRequest) -> Dict[str, Any]:
+        return {
+            "question": obj.question,
+            "plan": obj.plan,
+            "state": obj.state,
+            "history": obj.history
+        }
+
+
+class AgentResponseTranslator(MessageTranslator):
+    """Translator for AgentResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> AgentResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: AgentResponse) -> Dict[str, Any]:
+        result = {}
+        if obj.answer:
+            result["answer"] = obj.answer
+        if obj.thought:
+            result["thought"] = obj.thought  
+        if obj.observation:
+            result["observation"] = obj.observation
+        return result
+    
+    def from_response_with_completion(self, obj: AgentResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), (obj.answer is not None)

trustgraph-base/trustgraph/messaging/translators/base.py

@@ -0,0 +1,43 @@
+from abc import ABC, abstractmethod
+from typing import Dict, Any, Tuple
+from pulsar.schema import Record
+
+
+class Translator(ABC):
+    """Base class for bidirectional Pulsar ↔ dict translation"""
+    
+    @abstractmethod
+    def to_pulsar(self, data: Dict[str, Any]) -> Record:
+        """Convert dict to Pulsar schema object"""
+        pass
+    
+    @abstractmethod  
+    def from_pulsar(self, obj: Record) -> Dict[str, Any]:
+        """Convert Pulsar schema object to dict"""
+        pass
+
+
+class MessageTranslator(Translator):
+    """For complete request/response message translation"""
+    
+    def from_response_with_completion(self, obj: Record) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final) - for streaming responses"""
+        return self.from_pulsar(obj), True
+
+
+class SendTranslator(Translator):
+    """For fire-and-forget send operations (like ServiceSender)"""
+    
+    def from_pulsar(self, obj: Record) -> Dict[str, Any]:
+        """Usually not needed for send-only operations"""
+        raise NotImplementedError("Send translators typically don't need from_pulsar")
+
+
+def handle_optional_fields(obj: Record, fields: list) -> Dict[str, Any]:
+    """Helper to extract optional fields from Pulsar object"""
+    result = {}
+    for field in fields:
+        value = getattr(obj, field, None)
+        if value is not None:
+            result[field] = value
+    return result

trustgraph-base/trustgraph/messaging/translators/config.py

@@ -0,0 +1,100 @@
+from typing import Dict, Any, Tuple
+from ...schema import ConfigRequest, ConfigResponse, ConfigKey, ConfigValue
+from .base import MessageTranslator
+
+
+class ConfigRequestTranslator(MessageTranslator):
+    """Translator for ConfigRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> ConfigRequest:
+        keys = None
+        if "keys" in data:
+            keys = [
+                ConfigKey(
+                    type=k["type"],
+                    key=k["key"]
+                )
+                for k in data["keys"]
+            ]
+        
+        values = None
+        if "values" in data:
+            values = [
+                ConfigValue(
+                    type=v["type"],
+                    key=v["key"],
+                    value=v["value"]
+                )
+                for v in data["values"]
+            ]
+        
+        return ConfigRequest(
+            operation=data.get("operation"),
+            keys=keys,
+            type=data.get("type"),
+            values=values
+        )
+    
+    def from_pulsar(self, obj: ConfigRequest) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.operation:
+            result["operation"] = obj.operation
+        if obj.type:
+            result["type"] = obj.type
+        
+        if obj.keys:
+            result["keys"] = [
+                {
+                    "type": k.type,
+                    "key": k.key
+                }
+                for k in obj.keys
+            ]
+        
+        if obj.values:
+            result["values"] = [
+                {
+                    "type": v.type,
+                    "key": v.key,
+                    "value": v.value
+                }
+                for v in obj.values
+            ]
+        
+        return result
+
+
+class ConfigResponseTranslator(MessageTranslator):
+    """Translator for ConfigResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> ConfigResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: ConfigResponse) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.version is not None:
+            result["version"] = obj.version
+        
+        if obj.values:
+            result["values"] = [
+                {
+                    "type": v.type,
+                    "key": v.key,
+                    "value": v.value
+                }
+                for v in obj.values
+            ]
+        
+        if obj.directory:
+            result["directory"] = obj.directory
+        
+        if obj.config:
+            result["config"] = obj.config
+        
+        return result
+    
+    def from_response_with_completion(self, obj: ConfigResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/document_loading.py

@@ -0,0 +1,191 @@
+import base64
+from typing import Dict, Any
+from ...schema import Document, TextDocument, Chunk, DocumentEmbeddings, ChunkEmbeddings
+from .base import SendTranslator
+from .metadata import DocumentMetadataTranslator
+from .primitives import SubgraphTranslator
+
+
+class DocumentTranslator(SendTranslator):
+    """Translator for Document schema objects (PDF docs etc.)"""
+    
+    def __init__(self):
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> Document:
+        metadata = data.get("metadata", [])
+        
+        # Handle base64 content validation
+        doc = base64.b64decode(data["data"])
+        
+        from ...schema import Metadata
+        return Document(
+            metadata=Metadata(
+                id=data.get("id"),
+                metadata=self.subgraph_translator.to_pulsar(metadata) if metadata else [],
+                user=data.get("user", "trustgraph"),
+                collection=data.get("collection", "default"),
+            ),
+            data=base64.b64encode(doc).decode("utf-8")
+        )
+    
+    def from_pulsar(self, obj: Document) -> Dict[str, Any]:
+        result = {
+            "data": obj.data
+        }
+        
+        if obj.metadata:
+            metadata_dict = {}
+            if obj.metadata.id:
+                metadata_dict["id"] = obj.metadata.id
+            if obj.metadata.user:
+                metadata_dict["user"] = obj.metadata.user
+            if obj.metadata.collection:
+                metadata_dict["collection"] = obj.metadata.collection
+            if obj.metadata.metadata:
+                metadata_dict["metadata"] = self.subgraph_translator.from_pulsar(obj.metadata.metadata)
+                
+            result["metadata"] = metadata_dict
+            
+        return result
+
+
+class TextDocumentTranslator(SendTranslator):
+    """Translator for TextDocument schema objects"""
+    
+    def __init__(self):
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> TextDocument:
+        metadata = data.get("metadata", [])
+        charset = data.get("charset", "utf-8")
+        
+        # Text is base64 encoded in input
+        text = base64.b64decode(data["text"]).decode(charset)
+        
+        from ...schema import Metadata
+        return TextDocument(
+            metadata=Metadata(
+                id=data.get("id"),
+                metadata=self.subgraph_translator.to_pulsar(metadata) if metadata else [],
+                user=data.get("user", "trustgraph"),
+                collection=data.get("collection", "default"),
+            ),
+            text=text.encode("utf-8")
+        )
+    
+    def from_pulsar(self, obj: TextDocument) -> Dict[str, Any]:
+        result = {
+            "text": obj.text.decode("utf-8") if isinstance(obj.text, bytes) else obj.text
+        }
+        
+        if obj.metadata:
+            metadata_dict = {}
+            if obj.metadata.id:
+                metadata_dict["id"] = obj.metadata.id
+            if obj.metadata.user:
+                metadata_dict["user"] = obj.metadata.user
+            if obj.metadata.collection:
+                metadata_dict["collection"] = obj.metadata.collection
+            if obj.metadata.metadata:
+                metadata_dict["metadata"] = self.subgraph_translator.from_pulsar(obj.metadata.metadata)
+                
+            result["metadata"] = metadata_dict
+            
+        return result
+
+
+class ChunkTranslator(SendTranslator):
+    """Translator for Chunk schema objects"""
+    
+    def __init__(self):
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> Chunk:
+        metadata = data.get("metadata", [])
+        
+        from ...schema import Metadata
+        return Chunk(
+            metadata=Metadata(
+                id=data.get("id"),
+                metadata=self.subgraph_translator.to_pulsar(metadata) if metadata else [],
+                user=data.get("user", "trustgraph"),
+                collection=data.get("collection", "default"),
+            ),
+            chunk=data["chunk"].encode("utf-8") if isinstance(data["chunk"], str) else data["chunk"]
+        )
+    
+    def from_pulsar(self, obj: Chunk) -> Dict[str, Any]:
+        result = {
+            "chunk": obj.chunk.decode("utf-8") if isinstance(obj.chunk, bytes) else obj.chunk
+        }
+        
+        if obj.metadata:
+            metadata_dict = {}
+            if obj.metadata.id:
+                metadata_dict["id"] = obj.metadata.id
+            if obj.metadata.user:
+                metadata_dict["user"] = obj.metadata.user
+            if obj.metadata.collection:
+                metadata_dict["collection"] = obj.metadata.collection
+            if obj.metadata.metadata:
+                metadata_dict["metadata"] = self.subgraph_translator.from_pulsar(obj.metadata.metadata)
+                
+            result["metadata"] = metadata_dict
+            
+        return result
+
+
+class DocumentEmbeddingsTranslator(SendTranslator):
+    """Translator for DocumentEmbeddings schema objects"""
+    
+    def __init__(self):
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> DocumentEmbeddings:
+        metadata = data.get("metadata", {})
+        
+        chunks = [
+            ChunkEmbeddings(
+                chunk=chunk["chunk"].encode("utf-8") if isinstance(chunk["chunk"], str) else chunk["chunk"],
+                vectors=chunk["vectors"]
+            )
+            for chunk in data.get("chunks", [])
+        ]
+        
+        from ...schema import Metadata
+        return DocumentEmbeddings(
+            metadata=Metadata(
+                id=metadata.get("id"),
+                metadata=self.subgraph_translator.to_pulsar(metadata.get("metadata", [])),
+                user=metadata.get("user", "trustgraph"),
+                collection=metadata.get("collection", "default"),
+            ),
+            chunks=chunks
+        )
+    
+    def from_pulsar(self, obj: DocumentEmbeddings) -> Dict[str, Any]:
+        result = {
+            "chunks": [
+                {
+                    "chunk": chunk.chunk.decode("utf-8") if isinstance(chunk.chunk, bytes) else chunk.chunk,
+                    "vectors": chunk.vectors
+                }
+                for chunk in obj.chunks
+            ]
+        }
+        
+        if obj.metadata:
+            metadata_dict = {}
+            if obj.metadata.id:
+                metadata_dict["id"] = obj.metadata.id
+            if obj.metadata.user:
+                metadata_dict["user"] = obj.metadata.user
+            if obj.metadata.collection:
+                metadata_dict["collection"] = obj.metadata.collection
+            if obj.metadata.metadata:
+                metadata_dict["metadata"] = self.subgraph_translator.from_pulsar(obj.metadata.metadata)
+                
+            result["metadata"] = metadata_dict
+            
+        return result

trustgraph-base/trustgraph/messaging/translators/embeddings.py

@@ -0,0 +1,33 @@
+from typing import Dict, Any, Tuple
+from ...schema import EmbeddingsRequest, EmbeddingsResponse
+from .base import MessageTranslator
+
+
+class EmbeddingsRequestTranslator(MessageTranslator):
+    """Translator for EmbeddingsRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> EmbeddingsRequest:
+        return EmbeddingsRequest(
+            text=data["text"]
+        )
+    
+    def from_pulsar(self, obj: EmbeddingsRequest) -> Dict[str, Any]:
+        return {
+            "text": obj.text
+        }
+
+
+class EmbeddingsResponseTranslator(MessageTranslator):
+    """Translator for EmbeddingsResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> EmbeddingsResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: EmbeddingsResponse) -> Dict[str, Any]:
+        return {
+            "vectors": obj.vectors
+        }
+    
+    def from_response_with_completion(self, obj: EmbeddingsResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/embeddings_query.py

@@ -0,0 +1,94 @@
+from typing import Dict, Any, Tuple
+from ...schema import (
+    DocumentEmbeddingsRequest, DocumentEmbeddingsResponse,
+    GraphEmbeddingsRequest, GraphEmbeddingsResponse
+)
+from .base import MessageTranslator
+from .primitives import ValueTranslator
+
+
+class DocumentEmbeddingsRequestTranslator(MessageTranslator):
+    """Translator for DocumentEmbeddingsRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> DocumentEmbeddingsRequest:
+        return DocumentEmbeddingsRequest(
+            vectors=data["vectors"],
+            limit=int(data.get("limit", 10)),
+            user=data.get("user", "trustgraph"),
+            collection=data.get("collection", "default")
+        )
+    
+    def from_pulsar(self, obj: DocumentEmbeddingsRequest) -> Dict[str, Any]:
+        return {
+            "vectors": obj.vectors,
+            "limit": obj.limit,
+            "user": obj.user,
+            "collection": obj.collection
+        }
+
+
+class DocumentEmbeddingsResponseTranslator(MessageTranslator):
+    """Translator for DocumentEmbeddingsResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> DocumentEmbeddingsResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: DocumentEmbeddingsResponse) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.documents:
+            result["documents"] = [
+                doc.decode("utf-8") if isinstance(doc, bytes) else doc
+                for doc in obj.documents
+            ]
+        
+        return result
+    
+    def from_response_with_completion(self, obj: DocumentEmbeddingsResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True
+
+
+class GraphEmbeddingsRequestTranslator(MessageTranslator):
+    """Translator for GraphEmbeddingsRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> GraphEmbeddingsRequest:
+        return GraphEmbeddingsRequest(
+            vectors=data["vectors"],
+            limit=int(data.get("limit", 10)),
+            user=data.get("user", "trustgraph"),
+            collection=data.get("collection", "default")
+        )
+    
+    def from_pulsar(self, obj: GraphEmbeddingsRequest) -> Dict[str, Any]:
+        return {
+            "vectors": obj.vectors,
+            "limit": obj.limit,
+            "user": obj.user,
+            "collection": obj.collection
+        }
+
+
+class GraphEmbeddingsResponseTranslator(MessageTranslator):
+    """Translator for GraphEmbeddingsResponse schema objects"""
+    
+    def __init__(self):
+        self.value_translator = ValueTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> GraphEmbeddingsResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: GraphEmbeddingsResponse) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.entities:
+            result["entities"] = [
+                self.value_translator.from_pulsar(entity)
+                for entity in obj.entities
+            ]
+        
+        return result
+    
+    def from_response_with_completion(self, obj: GraphEmbeddingsResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/flow.py

@@ -0,0 +1,59 @@
+from typing import Dict, Any, Tuple
+from ...schema import FlowRequest, FlowResponse
+from .base import MessageTranslator
+
+
+class FlowRequestTranslator(MessageTranslator):
+    """Translator for FlowRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> FlowRequest:
+        return FlowRequest(
+            operation=data.get("operation"),
+            class_name=data.get("class-name"),
+            class_definition=data.get("class-definition"),
+            description=data.get("description"),
+            flow_id=data.get("flow-id")
+        )
+    
+    def from_pulsar(self, obj: FlowRequest) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.operation:
+            result["operation"] = obj.operation
+        if obj.class_name:
+            result["class-name"] = obj.class_name
+        if obj.class_definition:
+            result["class-definition"] = obj.class_definition
+        if obj.description:
+            result["description"] = obj.description
+        if obj.flow_id:
+            result["flow-id"] = obj.flow_id
+        
+        return result
+
+
+class FlowResponseTranslator(MessageTranslator):
+    """Translator for FlowResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> FlowResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: FlowResponse) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.class_names:
+            result["class-names"] = obj.class_names
+        if obj.flow_ids:
+            result["flow-ids"] = obj.flow_ids
+        if obj.class_definition:
+            result["class-definition"] = obj.class_definition
+        if obj.flow:
+            result["flow"] = obj.flow
+        if obj.description:
+            result["description"] = obj.description
+        
+        return result
+    
+    def from_response_with_completion(self, obj: FlowResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/knowledge.py

@@ -0,0 +1,183 @@
+from typing import Dict, Any, Tuple, Optional
+from ...schema import (
+    KnowledgeRequest, KnowledgeResponse, Triples, GraphEmbeddings, 
+    Metadata, EntityEmbeddings
+)
+from .base import MessageTranslator
+from .primitives import ValueTranslator, SubgraphTranslator
+from .metadata import DocumentMetadataTranslator
+
+
+class KnowledgeRequestTranslator(MessageTranslator):
+    """Translator for KnowledgeRequest schema objects"""
+    
+    def __init__(self):
+        self.value_translator = ValueTranslator()
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> KnowledgeRequest:
+        triples = None
+        if "triples" in data:
+            triples = Triples(
+                metadata=Metadata(
+                    id=data["triples"]["metadata"]["id"],
+                    metadata=self.subgraph_translator.to_pulsar(
+                        data["triples"]["metadata"]["metadata"]
+                    ),
+                    user=data["triples"]["metadata"]["user"],
+                    collection=data["triples"]["metadata"]["collection"]
+                ),
+                triples=self.subgraph_translator.to_pulsar(data["triples"]["triples"]),
+            )
+        
+        graph_embeddings = None
+        if "graph-embeddings" in data:
+            graph_embeddings = GraphEmbeddings(
+                metadata=Metadata(
+                    id=data["graph-embeddings"]["metadata"]["id"],
+                    metadata=self.subgraph_translator.to_pulsar(
+                        data["graph-embeddings"]["metadata"]["metadata"]
+                    ),
+                    user=data["graph-embeddings"]["metadata"]["user"],
+                    collection=data["graph-embeddings"]["metadata"]["collection"]
+                ),
+                entities=[
+                    EntityEmbeddings(
+                        entity=self.value_translator.to_pulsar(ent["entity"]),
+                        vectors=ent["vectors"],
+                    )
+                    for ent in data["graph-embeddings"]["entities"]
+                ]
+            )
+        
+        return KnowledgeRequest(
+            operation=data.get("operation"),
+            user=data.get("user"),
+            id=data.get("id"),
+            flow=data.get("flow"),
+            collection=data.get("collection"),
+            triples=triples,
+            graph_embeddings=graph_embeddings,
+        )
+    
+    def from_pulsar(self, obj: KnowledgeRequest) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.operation:
+            result["operation"] = obj.operation
+        if obj.user:
+            result["user"] = obj.user
+        if obj.id:
+            result["id"] = obj.id
+        if obj.flow:
+            result["flow"] = obj.flow
+        if obj.collection:
+            result["collection"] = obj.collection
+        
+        if obj.triples:
+            result["triples"] = {
+                "metadata": {
+                    "id": obj.triples.metadata.id,
+                    "metadata": self.subgraph_translator.from_pulsar(
+                        obj.triples.metadata.metadata
+                    ),
+                    "user": obj.triples.metadata.user,
+                    "collection": obj.triples.metadata.collection,
+                },
+                "triples": self.subgraph_translator.from_pulsar(obj.triples.triples),
+            }
+        
+        if obj.graph_embeddings:
+            result["graph-embeddings"] = {
+                "metadata": {
+                    "id": obj.graph_embeddings.metadata.id,
+                    "metadata": self.subgraph_translator.from_pulsar(
+                        obj.graph_embeddings.metadata.metadata
+                    ),
+                    "user": obj.graph_embeddings.metadata.user,
+                    "collection": obj.graph_embeddings.metadata.collection,
+                },
+                "entities": [
+                    {
+                        "vectors": entity.vectors,
+                        "entity": self.value_translator.from_pulsar(entity.entity),
+                    }
+                    for entity in obj.graph_embeddings.entities
+                ],
+            }
+        
+        return result
+
+
+class KnowledgeResponseTranslator(MessageTranslator):
+    """Translator for KnowledgeResponse schema objects"""
+    
+    def __init__(self):
+        self.value_translator = ValueTranslator()
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> KnowledgeResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: KnowledgeResponse) -> Dict[str, Any]:
+        # Response to list operation
+        if obj.ids is not None:
+            return {"ids": obj.ids}
+        
+        # Streaming triples response
+        if obj.triples:
+            return {
+                "triples": {
+                    "metadata": {
+                        "id": obj.triples.metadata.id,
+                        "metadata": self.subgraph_translator.from_pulsar(
+                            obj.triples.metadata.metadata
+                        ),
+                        "user": obj.triples.metadata.user,
+                        "collection": obj.triples.metadata.collection,
+                    },
+                    "triples": self.subgraph_translator.from_pulsar(obj.triples.triples),
+                }
+            }
+        
+        # Streaming graph embeddings response
+        if obj.graph_embeddings:
+            return {
+                "graph-embeddings": {
+                    "metadata": {
+                        "id": obj.graph_embeddings.metadata.id,
+                        "metadata": self.subgraph_translator.from_pulsar(
+                            obj.graph_embeddings.metadata.metadata
+                        ),
+                        "user": obj.graph_embeddings.metadata.user,
+                        "collection": obj.graph_embeddings.metadata.collection,
+                    },
+                    "entities": [
+                        {
+                            "vectors": entity.vectors,
+                            "entity": self.value_translator.from_pulsar(entity.entity),
+                        }
+                        for entity in obj.graph_embeddings.entities
+                    ],
+                }
+            }
+        
+        # End of stream marker
+        if obj.eos is True:
+            return {"eos": True}
+        
+        # Empty response (successful delete)
+        return {}
+    
+    def from_response_with_completion(self, obj: KnowledgeResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        response = self.from_pulsar(obj)
+        
+        # Check if this is a final response
+        is_final = (
+            obj.ids is not None or  # List response
+            obj.eos is True or      # End of stream
+            (not obj.triples and not obj.graph_embeddings)  # Empty response
+        )
+        
+        return response, is_final

trustgraph-base/trustgraph/messaging/translators/library.py

@@ -0,0 +1,124 @@
+from typing import Dict, Any, Tuple, Optional
+from ...schema import LibrarianRequest, LibrarianResponse, DocumentMetadata, ProcessingMetadata, Criteria
+from .base import MessageTranslator
+from .metadata import DocumentMetadataTranslator, ProcessingMetadataTranslator
+
+
+class LibraryRequestTranslator(MessageTranslator):
+    """Translator for LibrarianRequest schema objects"""
+    
+    def __init__(self):
+        self.doc_metadata_translator = DocumentMetadataTranslator()
+        self.proc_metadata_translator = ProcessingMetadataTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> LibrarianRequest:
+        # Document metadata
+        doc_metadata = None
+        if "document-metadata" in data:
+            doc_metadata = self.doc_metadata_translator.to_pulsar(data["document-metadata"])
+        
+        # Processing metadata
+        proc_metadata = None
+        if "processing-metadata" in data:
+            proc_metadata = self.proc_metadata_translator.to_pulsar(data["processing-metadata"])
+        
+        # Criteria
+        criteria = []
+        if "criteria" in data:
+            criteria = [
+                Criteria(
+                    key=c["key"],
+                    value=c["value"],
+                    operator=c["operator"]
+                )
+                for c in data["criteria"]
+            ]
+        
+        # Content as bytes
+        content = None
+        if "content" in data:
+            if isinstance(data["content"], str):
+                content = data["content"].encode("utf-8")
+            else:
+                content = data["content"]
+        
+        return LibrarianRequest(
+            operation=data.get("operation"),
+            document_id=data.get("document-id"),
+            processing_id=data.get("processing-id"),
+            document_metadata=doc_metadata,
+            processing_metadata=proc_metadata,
+            content=content,
+            user=data.get("user"),
+            collection=data.get("collection"),
+            criteria=criteria
+        )
+    
+    def from_pulsar(self, obj: LibrarianRequest) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.operation:
+            result["operation"] = obj.operation
+        if obj.document_id:
+            result["document-id"] = obj.document_id
+        if obj.processing_id:
+            result["processing-id"] = obj.processing_id
+        if obj.document_metadata:
+            result["document-metadata"] = self.doc_metadata_translator.from_pulsar(obj.document_metadata)
+        if obj.processing_metadata:
+            result["processing-metadata"] = self.proc_metadata_translator.from_pulsar(obj.processing_metadata)
+        if obj.content:
+            result["content"] = obj.content.decode("utf-8") if isinstance(obj.content, bytes) else obj.content
+        if obj.user:
+            result["user"] = obj.user
+        if obj.collection:
+            result["collection"] = obj.collection
+        if obj.criteria is not None:
+            result["criteria"] = [
+                {
+                    "key": c.key,
+                    "value": c.value,
+                    "operator": c.operator
+                }
+                for c in obj.criteria
+            ]
+        
+        return result
+
+
+class LibraryResponseTranslator(MessageTranslator):
+    """Translator for LibrarianResponse schema objects"""
+    
+    def __init__(self):
+        self.doc_metadata_translator = DocumentMetadataTranslator()
+        self.proc_metadata_translator = ProcessingMetadataTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> LibrarianResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: LibrarianResponse) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.document_metadata:
+            result["document-metadata"] = self.doc_metadata_translator.from_pulsar(obj.document_metadata)
+        
+        if obj.content:
+            result["content"] = obj.content.decode("utf-8") if isinstance(obj.content, bytes) else obj.content
+        
+        if obj.document_metadatas is not None:
+            result["document-metadatas"] = [
+                self.doc_metadata_translator.from_pulsar(dm)
+                for dm in obj.document_metadatas
+            ]
+        
+        if obj.processing_metadatas is not None:
+            result["processing-metadatas"] = [
+                self.proc_metadata_translator.from_pulsar(pm)
+                for pm in obj.processing_metadatas
+            ]
+        
+        return result
+    
+    def from_response_with_completion(self, obj: LibrarianResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/metadata.py

@@ -0,0 +1,81 @@
+from typing import Dict, Any, Optional
+from ...schema import DocumentMetadata, ProcessingMetadata
+from .base import Translator
+from .primitives import SubgraphTranslator
+
+
+class DocumentMetadataTranslator(Translator):
+    """Translator for DocumentMetadata schema objects"""
+    
+    def __init__(self):
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> DocumentMetadata:
+        metadata = data.get("metadata", [])
+        return DocumentMetadata(
+            id=data.get("id"),
+            time=data.get("time"),
+            kind=data.get("kind"),
+            title=data.get("title"),
+            comments=data.get("comments"),
+            metadata=self.subgraph_translator.to_pulsar(metadata) if metadata is not None else [],
+            user=data.get("user"),
+            tags=data.get("tags")
+        )
+    
+    def from_pulsar(self, obj: DocumentMetadata) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.id:
+            result["id"] = obj.id
+        if obj.time:
+            result["time"] = obj.time
+        if obj.kind:
+            result["kind"] = obj.kind
+        if obj.title:
+            result["title"] = obj.title
+        if obj.comments:
+            result["comments"] = obj.comments
+        if obj.metadata is not None:
+            result["metadata"] = self.subgraph_translator.from_pulsar(obj.metadata)
+        if obj.user:
+            result["user"] = obj.user
+        if obj.tags is not None:
+            result["tags"] = obj.tags
+            
+        return result
+
+
+class ProcessingMetadataTranslator(Translator):
+    """Translator for ProcessingMetadata schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> ProcessingMetadata:
+        return ProcessingMetadata(
+            id=data.get("id"),
+            document_id=data.get("document-id"),
+            time=data.get("time"),
+            flow=data.get("flow"),
+            user=data.get("user"),
+            collection=data.get("collection"),
+            tags=data.get("tags")
+        )
+    
+    def from_pulsar(self, obj: ProcessingMetadata) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.id:
+            result["id"] = obj.id
+        if obj.document_id:
+            result["document-id"] = obj.document_id
+        if obj.time:
+            result["time"] = obj.time
+        if obj.flow:
+            result["flow"] = obj.flow
+        if obj.user:
+            result["user"] = obj.user
+        if obj.collection:
+            result["collection"] = obj.collection
+        if obj.tags is not None:
+            result["tags"] = obj.tags
+            
+        return result

trustgraph-base/trustgraph/messaging/translators/primitives.py

@@ -0,0 +1,47 @@
+from typing import Dict, Any, List
+from ...schema import Value, Triple
+from .base import Translator
+
+
+class ValueTranslator(Translator):
+    """Translator for Value schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> Value:
+        return Value(value=data["v"], is_uri=data["e"])
+    
+    def from_pulsar(self, obj: Value) -> Dict[str, Any]:
+        return {"v": obj.value, "e": obj.is_uri}
+
+
+class TripleTranslator(Translator):
+    """Translator for Triple schema objects"""
+    
+    def __init__(self):
+        self.value_translator = ValueTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> Triple:
+        return Triple(
+            s=self.value_translator.to_pulsar(data["s"]),
+            p=self.value_translator.to_pulsar(data["p"]),
+            o=self.value_translator.to_pulsar(data["o"])
+        )
+    
+    def from_pulsar(self, obj: Triple) -> Dict[str, Any]:
+        return {
+            "s": self.value_translator.from_pulsar(obj.s),
+            "p": self.value_translator.from_pulsar(obj.p),
+            "o": self.value_translator.from_pulsar(obj.o)
+        }
+
+
+class SubgraphTranslator(Translator):
+    """Translator for lists of Triple objects (subgraphs)"""
+    
+    def __init__(self):
+        self.triple_translator = TripleTranslator()
+    
+    def to_pulsar(self, data: List[Dict[str, Any]]) -> List[Triple]:
+        return [self.triple_translator.to_pulsar(t) for t in data]
+    
+    def from_pulsar(self, obj: List[Triple]) -> List[Dict[str, Any]]:
+        return [self.triple_translator.from_pulsar(t) for t in obj]

trustgraph-base/trustgraph/messaging/translators/prompt.py

@@ -0,0 +1,54 @@
+import json
+from typing import Dict, Any, Tuple
+from ...schema import PromptRequest, PromptResponse
+from .base import MessageTranslator
+
+
+class PromptRequestTranslator(MessageTranslator):
+    """Translator for PromptRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> PromptRequest:
+        # Handle both "terms" and "variables" input keys
+        terms = data.get("terms", {})
+        if "variables" in data:
+            # Convert variables to JSON strings as expected by the service
+            terms = {
+                k: json.dumps(v)
+                for k, v in data["variables"].items()
+            }
+        
+        return PromptRequest(
+            id=data.get("id"),
+            terms=terms
+        )
+    
+    def from_pulsar(self, obj: PromptRequest) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.id:
+            result["id"] = obj.id
+        if obj.terms:
+            result["terms"] = obj.terms
+        
+        return result
+
+
+class PromptResponseTranslator(MessageTranslator):
+    """Translator for PromptResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> PromptResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: PromptResponse) -> Dict[str, Any]:
+        result = {}
+        
+        if obj.text:
+            result["text"] = obj.text
+        if obj.object:
+            result["object"] = obj.object
+        
+        return result
+    
+    def from_response_with_completion(self, obj: PromptResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/retrieval.py

@@ -0,0 +1,81 @@
+from typing import Dict, Any, Tuple
+from ...schema import DocumentRagQuery, DocumentRagResponse, GraphRagQuery, GraphRagResponse
+from .base import MessageTranslator
+
+
+class DocumentRagRequestTranslator(MessageTranslator):
+    """Translator for DocumentRagQuery schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> DocumentRagQuery:
+        return DocumentRagQuery(
+            query=data["query"],
+            user=data.get("user", "trustgraph"),
+            collection=data.get("collection", "default"),
+            doc_limit=int(data.get("doc-limit", 20))
+        )
+    
+    def from_pulsar(self, obj: DocumentRagQuery) -> Dict[str, Any]:
+        return {
+            "query": obj.query,
+            "user": obj.user,
+            "collection": obj.collection,
+            "doc-limit": obj.doc_limit
+        }
+
+
+class DocumentRagResponseTranslator(MessageTranslator):
+    """Translator for DocumentRagResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> DocumentRagResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: DocumentRagResponse) -> Dict[str, Any]:
+        return {
+            "response": obj.response
+        }
+    
+    def from_response_with_completion(self, obj: DocumentRagResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True
+
+
+class GraphRagRequestTranslator(MessageTranslator):
+    """Translator for GraphRagQuery schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> GraphRagQuery:
+        return GraphRagQuery(
+            query=data["query"],
+            user=data.get("user", "trustgraph"),
+            collection=data.get("collection", "default"),
+            entity_limit=int(data.get("entity-limit", 50)),
+            triple_limit=int(data.get("triple-limit", 30)),
+            max_subgraph_size=int(data.get("max-subgraph-size", 1000)),
+            max_path_length=int(data.get("max-path-length", 2))
+        )
+    
+    def from_pulsar(self, obj: GraphRagQuery) -> Dict[str, Any]:
+        return {
+            "query": obj.query,
+            "user": obj.user,
+            "collection": obj.collection,
+            "entity-limit": obj.entity_limit,
+            "triple-limit": obj.triple_limit,
+            "max-subgraph-size": obj.max_subgraph_size,
+            "max-path-length": obj.max_path_length
+        }
+
+
+class GraphRagResponseTranslator(MessageTranslator):
+    """Translator for GraphRagResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> GraphRagResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: GraphRagResponse) -> Dict[str, Any]:
+        return {
+            "response": obj.response
+        }
+    
+    def from_response_with_completion(self, obj: GraphRagResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/text_completion.py

@@ -0,0 +1,42 @@
+from typing import Dict, Any, Tuple
+from ...schema import TextCompletionRequest, TextCompletionResponse
+from .base import MessageTranslator
+
+
+class TextCompletionRequestTranslator(MessageTranslator):
+    """Translator for TextCompletionRequest schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> TextCompletionRequest:
+        return TextCompletionRequest(
+            system=data["system"],
+            prompt=data["prompt"]
+        )
+    
+    def from_pulsar(self, obj: TextCompletionRequest) -> Dict[str, Any]:
+        return {
+            "system": obj.system,
+            "prompt": obj.prompt
+        }
+
+
+class TextCompletionResponseTranslator(MessageTranslator):
+    """Translator for TextCompletionResponse schema objects"""
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> TextCompletionResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: TextCompletionResponse) -> Dict[str, Any]:
+        result = {"response": obj.response}
+        
+        if obj.in_token:
+            result["in_token"] = obj.in_token
+        if obj.out_token:
+            result["out_token"] = obj.out_token
+        if obj.model:
+            result["model"] = obj.model
+            
+        return result
+    
+    def from_response_with_completion(self, obj: TextCompletionResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-base/trustgraph/messaging/translators/triples.py

@@ -0,0 +1,60 @@
+from typing import Dict, Any, Tuple, Optional
+from ...schema import TriplesQueryRequest, TriplesQueryResponse
+from .base import MessageTranslator
+from .primitives import ValueTranslator, SubgraphTranslator
+
+
+class TriplesQueryRequestTranslator(MessageTranslator):
+    """Translator for TriplesQueryRequest schema objects"""
+    
+    def __init__(self):
+        self.value_translator = ValueTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> TriplesQueryRequest:
+        s = self.value_translator.to_pulsar(data["s"]) if "s" in data else None
+        p = self.value_translator.to_pulsar(data["p"]) if "p" in data else None
+        o = self.value_translator.to_pulsar(data["o"]) if "o" in data else None
+        
+        return TriplesQueryRequest(
+            s=s,
+            p=p,
+            o=o,
+            limit=int(data.get("limit", 10000)),
+            user=data.get("user", "trustgraph"),
+            collection=data.get("collection", "default")
+        )
+    
+    def from_pulsar(self, obj: TriplesQueryRequest) -> Dict[str, Any]:
+        result = {
+            "limit": obj.limit,
+            "user": obj.user,
+            "collection": obj.collection
+        }
+        
+        if obj.s:
+            result["s"] = self.value_translator.from_pulsar(obj.s)
+        if obj.p:
+            result["p"] = self.value_translator.from_pulsar(obj.p)
+        if obj.o:
+            result["o"] = self.value_translator.from_pulsar(obj.o)
+            
+        return result
+
+
+class TriplesQueryResponseTranslator(MessageTranslator):
+    """Translator for TriplesQueryResponse schema objects"""
+    
+    def __init__(self):
+        self.subgraph_translator = SubgraphTranslator()
+    
+    def to_pulsar(self, data: Dict[str, Any]) -> TriplesQueryResponse:
+        raise NotImplementedError("Response translation to Pulsar not typically needed")
+    
+    def from_pulsar(self, obj: TriplesQueryResponse) -> Dict[str, Any]:
+        return {
+            "response": self.subgraph_translator.from_pulsar(obj.triples)
+        }
+    
+    def from_response_with_completion(self, obj: TriplesQueryResponse) -> Tuple[Dict[str, Any], bool]:
+        """Returns (response_dict, is_final)"""
+        return self.from_pulsar(obj), True

trustgraph-cli/scripts/tg-load-turtle

@@ -1,80 +1,68 @@
 #!/usr/bin/env python3
 
 """
-Loads Graph embeddings into TrustGraph processing.
-
-FIXME: This hasn't been updated following API gateway change.
+Loads triples into the knowledge graph.
 """
 
-import pulsar
-from pulsar.schema import JsonSchema
-from trustgraph.schema import Triples, Triple, Value, Metadata
+import asyncio
 import argparse
 import os
 import time
-import pyarrow as pa
 import rdflib
+import json
+from websockets.asyncio.client import connect
 
 from trustgraph.log_level import LogLevel
 
+default_url = os.getenv("TRUSTGRAPH_URL", 'ws://localhost:8088/')
 default_user = 'trustgraph'
 default_collection = 'default'
-default_pulsar_host = os.getenv("PULSAR_HOST", 'pulsar://localhost:6650')
-default_pulsar_api_key = os.getenv("PULSAR_API_KEY", None)
-
-default_output_queue = triples_store_queue
 
 class Loader:
 
     def __init__(
             self,
-            pulsar_host,
-            output_queue,
-            log_level,
             files,
+            flow,
             user,
             collection,
-            pulsar_api_key=None,
+            document_id,
+            url = default_url,
     ):
 
-        if pulsar_api_key:
-            auth = pulsar.AuthenticationToken(pulsar_api_key)
-            self.client = pulsar.Client(
-				pulsar_host,
-				authentication=auth,
-				logger=pulsar.ConsoleLogger(log_level.to_pulsar())
-            )
-        else:
-            self.client = pulsar.Client(
-				pulsar_host,
-				logger=pulsar.ConsoleLogger(log_level.to_pulsar())
-            )
+        if not url.endswith("/"):
+            url += "/"
 
-        self.producer = self.client.create_producer(
-            topic=output_queue,
-            schema=JsonSchema(Triples),
-            chunking_enabled=True,
-        )
+        url = url + f"api/v1/flow/{flow}/import/triples"
+
+        self.url = url
 
         self.files = files
         self.user = user
         self.collection = collection
+        self.document_id = document_id
 
-    def run(self):
+    async def run(self):
 
         try:
 
-            for file in self.files:
-                self.load_file(file)
+            async with connect(self.url) as ws:
+                for file in self.files:
+                    await self.load_file(file, ws)
 
         except Exception as e:
             print(e, flush=True)
 
-    def load_file(self, file):
+    async def load_file(self, file, ws):
 
         g = rdflib.Graph()
         g.parse(file, format="turtle")
 
+        def Value(value, is_uri):
+            return { "v": value, "e": is_uri }
+
+        triples = []
+
         for e in g:
             s = Value(value=str(e[0]), is_uri=True)
             p = Value(value=str(e[1]), is_uri=True)
@@ -83,20 +71,23 @@ class Loader:
             else:
                 o = Value(value=str(e[2]), is_uri=False)
 
-            r = Triples(
-                metadata=Metadata(
-                    id=None,
-                    metadata=[],
-                    user=self.user,
-                    collection=self.collection,
-                ),
-                triples=[ Triple(s=s, p=p, o=o) ]
-            )
+            req = {
+                "metadata": {
+                    "id": self.document_id,
+                    "metadata": [],
+                    "user": self.user,
+                    "collection": self.collection
+                },
+                "triples": [
+                    {
+                        "s": s,
+                        "p": p,
+                        "o": o,
+                    }
+                ]
+            }
 
-            self.producer.send(r)
-
-    def __del__(self):
-        self.client.close()
+            await ws.send(json.dumps(req))
 
 def main():
 
@@ -106,9 +97,15 @@ def main():
     )
 
     parser.add_argument(
-        '-p', '--pulsar-host',
-        default=default_pulsar_host,
-        help=f'Pulsar host (default: {default_pulsar_host})',
+        '-u', '--api-url',
+        default=default_url,
+        help=f'API URL (default: {default_url})',
+    )
+
+    parser.add_argument(
+        '-i', '--document-id',
+        required=True,
+        help=f'Document ID)',
     )
 
     parser.add_argument(
@@ -116,39 +113,19 @@ def main():
         default="default",
         help=f'Flow ID (default: default)'
     )
-    
-    parser.add_argument(
-        '--pulsar-api-key',
-        default=default_pulsar_api_key,
-        help=f'Pulsar API key',
-    )
 
     parser.add_argument(
-        '-o', '--output-queue',
-        default=default_output_queue,
-        help=f'Output queue (default: {default_output_queue})'
-    )
-
-    parser.add_argument(
-        '-u', '--user',
+        '-U', '--user',
         default=default_user,
         help=f'User ID (default: {default_user})'
     )
 
     parser.add_argument(
-        '-c', '--collection',
+        '-C', '--collection',
         default=default_collection,
         help=f'Collection ID (default: {default_collection})'
     )
 
-    parser.add_argument(
-        '-l', '--log-level',
-        type=LogLevel,
-        default=LogLevel.ERROR,
-        choices=list(LogLevel),
-        help=f'Output queue (default: info)'
-    )
-
     parser.add_argument(
         'files', nargs='+',
         help=f'Turtle files to load'
@@ -160,16 +137,15 @@ def main():
 
         try:
             p = Loader(
-                pulsar_host=args.pulsar_host,
-                pulsar_api_key=args.pulsar_api_key,
-                output_queue=args.output_queue,
-                log_level=args.log_level,
-                files=args.files,
-                user=args.user,
-                collection=args.collection,
+                document_id = args.document_id,
+                url = args.api_url,
+                flow = args.flow_id,
+                files = args.files,
+                user = args.user,
+                collection = args.collection,
             )
 
-            p.run()
+            asyncio.run(p.run())
 
             print("File loaded.")
             break
@@ -181,6 +157,5 @@ def main():
 
         time.sleep(10)
 
-print("Not implemented.")
-#main()
+main()
 

trustgraph-cli/scripts/tg-show-token-rate

@@ -0,0 +1,109 @@
+#!/usr/bin/env python3
+
+"""
+Dump out a stream of token rates, input, output and total.  This is averaged
+across the time since tg-show-token-rate is started.
+"""
+
+import requests
+import argparse
+import json
+import time
+
+default_metrics_url = "http://localhost:8088/api/metrics"
+
+class Collate:
+
+    def look(self, data):
+        return sum(
+            [
+                float(x["value"][1])
+                for x in data["data"]["result"]
+            ]
+        )
+
+    def __init__(self, data):
+        self.last = self.look(data)
+        self.total = 0
+        self.time = 0
+
+    def record(self, data, time):
+
+        value = self.look(data)
+        delta = value - self.last
+        self.last = value
+
+        self.total += delta
+        self.time += time
+
+        return delta/time, self.total/self.time
+
+def dump_status(metrics_url, number_samples, period):
+
+    input_url = f"{metrics_url}/query?query=input_tokens_total"
+    output_url = f"{metrics_url}/query?query=output_tokens_total"
+
+    resp = requests.get(input_url)
+    obj = resp.json()
+    input = Collate(obj)
+
+    resp = requests.get(output_url)
+    obj = resp.json()
+    output = Collate(obj)
+
+    print(f"{'Input':>10s} {'Output':>10s} {'Total':>10s}")
+    print(f"{'-----':>10s} {'------':>10s} {'-----':>10s}")
+
+    for i in range(number_samples):
+
+        time.sleep(period)
+
+        resp = requests.get(input_url)
+        obj = resp.json()
+        inr, inl = input.record(obj, period)
+
+        resp = requests.get(output_url)
+        obj = resp.json()
+        outr, outl = output.record(obj, period)
+        
+        print(f"{inl:10.1f} {outl:10.1f} {inl+outl:10.1f}")
+
+def main():
+
+    parser = argparse.ArgumentParser(
+        prog='tg-show-processor-state',
+        description=__doc__,
+    )
+
+    parser.add_argument(
+        '-m', '--metrics-url',
+        default=default_metrics_url,
+        help=f'Metrics URL (default: {default_metrics_url})',
+    )
+
+    parser.add_argument(
+        '-p', '--period',
+        type=int,
+        default=1,
+        help=f'Metrics period (default: 1)',
+    )
+
+    parser.add_argument(
+        '-n', '--number-samples',
+        type=int,
+        default=100,
+        help=f'Metrics period (default: 100)',
+    )
+
+    args = parser.parse_args()
+
+    try:
+
+        dump_status(**vars(args))
+
+    except Exception as e:
+
+        print("Exception:", e, flush=True)
+
+main()
+

trustgraph-cli/setup.py

@@ -80,6 +80,7 @@ setuptools.setup(
         "scripts/tg-show-processor-state",
         "scripts/tg-show-prompts",
         "scripts/tg-show-token-costs",
+        "scripts/tg-show-token-rate",
         "scripts/tg-show-tools",
         "scripts/tg-start-flow",
         "scripts/tg-unload-kg-core",

trustgraph-flow/scripts/rev-gateway

@@ -0,0 +1,6 @@
+#!/usr/bin/env python3
+
+from trustgraph.rev_gateway import run
+
+run()
+

trustgraph-flow/scripts/text-completion-vllm

@@ -0,0 +1,6 @@
+#!/usr/bin/env python3
+
+from trustgraph.model.text_completion.vllm import run
+
+run()
+

trustgraph-flow/setup.py

@@ -71,6 +71,7 @@ setuptools.setup(
     scripts=[
         "scripts/agent-manager-react",
         "scripts/api-gateway",
+        "scripts/rev-gateway",
         "scripts/chunker-recursive",
         "scripts/chunker-token",
         "scripts/config-svc",
@@ -118,6 +119,7 @@ setuptools.setup(
         "scripts/text-completion-ollama",
         "scripts/text-completion-openai",
         "scripts/text-completion-tgi",
+        "scripts/text-completion-vllm",
         "scripts/triples-query-cassandra",
         "scripts/triples-query-falkordb",
         "scripts/triples-query-memgraph",

trustgraph-flow/trustgraph/extract/kg/definitions/extract.py

@@ -21,16 +21,19 @@ RDF_LABEL_VALUE = Value(value=RDF_LABEL, is_uri=True)
 SUBJECT_OF_VALUE = Value(value=SUBJECT_OF, is_uri=True)
 
 default_ident = "kg-extract-definitions"
+default_concurrency = 1
 
 class Processor(FlowProcessor):
 
     def __init__(self, **params):
 
         id = params.get("id")
+        concurrency = params.get("concurrency", 1)
 
         super(Processor, self).__init__(
             **params | {
                 "id": id,
+                "concurrency": concurrency,
             }
         )
 
@@ -38,7 +41,8 @@ class Processor(FlowProcessor):
             ConsumerSpec(
                 name = "input",
                 schema = Chunk,
-                handler = self.on_message
+                handler = self.on_message,
+                concurrency = concurrency,
             )
         )
 
@@ -190,6 +194,13 @@ class Processor(FlowProcessor):
     @staticmethod
     def add_args(parser):
 
+        parser.add_argument(
+            '-c', '--concurrency',
+            type=int,
+            default=default_concurrency,
+            help=f'Concurrent processing threads (default: {default_concurrency})'
+        )
+
         FlowProcessor.add_args(parser)
 
 def run():

trustgraph-flow/trustgraph/extract/kg/relationships/extract.py

@@ -20,16 +20,19 @@ RDF_LABEL_VALUE = Value(value=RDF_LABEL, is_uri=True)
 SUBJECT_OF_VALUE = Value(value=SUBJECT_OF, is_uri=True)
 
 default_ident = "kg-extract-relationships"
+default_concurrency = 1
 
 class Processor(FlowProcessor):
 
     def __init__(self, **params):
 
         id = params.get("id")
+        concurrency = params.get("concurrency", 1)
 
         super(Processor, self).__init__(
             **params | {
                 "id": id,
+                "concurrency": concurrency,
             }
         )
 
@@ -37,7 +40,8 @@ class Processor(FlowProcessor):
             ConsumerSpec(
                 name = "input",
                 schema = Chunk,
-                handler = self.on_message
+                handler = self.on_message,
+                concurrency = concurrency,
             )
         )
 
@@ -192,6 +196,13 @@ class Processor(FlowProcessor):
     @staticmethod
     def add_args(parser):
 
+        parser.add_argument(
+            '-c', '--concurrency',
+            type=int,
+            default=default_concurrency,
+            help=f'Concurrent processing threads (default: {default_concurrency})'
+        )
+
         FlowProcessor.add_args(parser)
 
 def run():

trustgraph-flow/trustgraph/gateway/dispatch/agent.py

@@ -1,5 +1,6 @@
 
 from ... schema import AgentRequest, AgentResponse
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -20,24 +21,12 @@ class AgentRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("agent")
+        self.response_translator = TranslatorRegistry.get_response_translator("agent")
+
     def to_request(self, body):
-        return AgentRequest(
-            question=body["question"]
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-        resp = {
-        }
-
-        if message.answer:
-            resp["answer"] = message.answer
-
-        if message.thought:
-            resp["thought"] = message.thought
-
-        if message.observation:
-            resp["observation"] = message.observation
-
-        # The 2nd boolean expression indicates whether we're done responding
-        return resp, (message.answer is not None)
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/config.py

@@ -2,6 +2,7 @@
 from ... schema import ConfigRequest, ConfigResponse, ConfigKey, ConfigValue
 from ... schema import config_request_queue
 from ... schema import config_response_queue
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -19,60 +20,12 @@ class ConfigRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("config")
+        self.response_translator = TranslatorRegistry.get_response_translator("config")
+
     def to_request(self, body):
-
-        if "keys" in body:
-            keys = [
-                ConfigKey(
-                    type = k["type"],
-                    key = k["key"],
-                )
-                for k in body["keys"]
-            ]
-        else:
-            keys = None
-
-        if "values" in body:
-            values = [
-                ConfigValue(
-                    type = v["type"],
-                    key = v["key"],
-                    value = v["value"],
-                )
-                for v in body["values"]
-            ]
-        else:
-            values = None
-
-        return ConfigRequest(
-            operation = body.get("operation", None),
-            keys = keys,
-            type = body.get("type", None),
-            values = values
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-
-        response = { }
-
-        if message.version is not None:
-            response["version"] = message.version
-
-        if message.values is not None:
-            response["values"] = [
-                {
-                    "type": v.type,
-                    "key": v.key,
-                    "value": v.value,
-                }
-                for v in message.values
-            ]
-
-        if message.directory is not None:
-            response["directory"] = message.directory
-
-        if message.config is not None:
-            response["config"] = message.config
-
-        return response, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/core_export.py

@@ -0,0 +1,96 @@
+
+import asyncio
+import uuid
+import msgpack
+from . knowledge import KnowledgeRequestor
+
+class CoreExport:
+
+    def __init__(self, pulsar_client):
+        self.pulsar_client = pulsar_client
+        
+    async def process(self, data, error, ok, request):
+
+        id = request.query["id"]
+        user = request.query["user"]
+
+        response = await ok()
+
+        kr = KnowledgeRequestor(
+            pulsar_client = self.pulsar_client,
+            consumer = "api-gateway-core-export-" + str(uuid.uuid4()),
+            subscriber = "api-gateway-core-export-" + str(uuid.uuid4()),
+        )
+
+        try:
+
+            await kr.start()
+
+            async def responder(resp, fin):
+
+                if "graph-embeddings" in resp:
+
+                    data = resp["graph-embeddings"]
+
+                    msg = (
+                        "ge",
+                        {
+                            "m": {
+                                "i": data["metadata"]["id"], 
+                                "m": data["metadata"]["metadata"],
+                                "u": data["metadata"]["user"],
+                                "c": data["metadata"]["collection"],
+                            },
+                            "e": [
+                                {
+                                    "e": ent["entity"],
+                                    "v": ent["vectors"],
+                                }
+                                for ent in data["entities"]
+                            ]
+                        }
+                    )
+
+                    enc = msgpack.packb(msg)
+                    await response.write(enc)
+
+                if "triples" in resp:
+
+                    data = resp["triples"]
+                    msg = (
+                        "t",
+                        {
+                            "m": {
+                                "i": data["metadata"]["id"], 
+                                "m": data["metadata"]["metadata"],
+                                "u": data["metadata"]["user"],
+                                "c": data["metadata"]["collection"],
+                            },
+                            "t": data["triples"],
+                        }
+                    )
+
+                    enc = msgpack.packb(msg)
+                    await response.write(enc)
+
+            await kr.process(
+                {
+                    "operation": "get-kg-core",
+                    "user": user,
+                    "id": id,
+                },
+                responder
+            )
+
+        except Exception as e:
+
+            print("Exception:", e)
+
+        finally:
+
+            await kr.stop()
+
+        await response.write_eof()
+
+        return response
+

trustgraph-flow/trustgraph/gateway/dispatch/core_import.py

@@ -0,0 +1,94 @@
+
+import asyncio
+import json
+import uuid
+import msgpack
+from . knowledge import KnowledgeRequestor
+
+class CoreImport:
+
+    def __init__(self, pulsar_client):
+        self.pulsar_client = pulsar_client
+
+    async def process(self, data, error, ok, request):
+
+        id = request.query["id"]
+        user = request.query["user"]
+
+        kr = KnowledgeRequestor(
+            pulsar_client = self.pulsar_client,
+            consumer = "api-gateway-core-import-" + str(uuid.uuid4()),
+            subscriber = "api-gateway-core-import-" + str(uuid.uuid4()),
+        )
+
+        await kr.start()
+
+        try:
+
+            unpacker = msgpack.Unpacker()
+
+            while True:
+                buf = await data.read(128*1024)
+                if not buf: break
+
+                unpacker.feed(buf)
+
+                for unpacked in unpacker:
+
+                    if unpacked[0] == "t":
+                        msg = unpacked[1]
+                        msg = {
+                            "operation": "put-kg-core",
+                            "user": user,
+                            "id": id,
+                            "triples": {
+                                "metadata": {
+                                    "id": id,
+                                    "metadata": msg["m"]["m"],
+                                    "user": user,
+                                    "collection": "default", # Not used?
+                                },
+                                "triples": msg["t"],
+                            }
+                        }
+
+                        await kr.process(msg)
+                        
+                    elif unpacked[0] == "ge":
+                        msg = unpacked[1]
+                        msg = {
+                            "operation": "put-kg-core",
+                            "user": user,
+                            "id": id,
+                            "graph-embeddings": {
+                                "metadata": {
+                                    "id": id,
+                                    "metadata": msg["m"]["m"],
+                                    "user": user,
+                                    "collection": "default", # Not used?
+                                },
+                                "entities": [
+                                    {
+                                        "entity": ent["e"],
+                                        "vectors": ent["v"],
+                                    }
+                                    for ent in msg["e"]
+                                ]
+                            }
+                        }
+
+                        await kr.process(msg)
+
+        except Exception as e:
+            print("Exception:", e)
+            await error(str(e))
+
+        finally:
+
+            await kr.stop()
+
+        print("All done.")
+        response = await ok()
+        await response.write_eof()
+
+        return response

trustgraph-flow/trustgraph/gateway/dispatch/document_embeddings_import.py

@@ -6,8 +6,7 @@ from aiohttp import WSMsgType
 from ... schema import Metadata
 from ... schema import DocumentEmbeddings, ChunkEmbeddings
 from ... base import Publisher
-
-from . serialize import to_subgraph
+from ... messaging.translators.document_loading import DocumentEmbeddingsTranslator
 
 class DocumentEmbeddingsImport:
 
@@ -17,6 +16,7 @@ class DocumentEmbeddingsImport:
 
         self.ws = ws
         self.running = running
+        self.translator = DocumentEmbeddingsTranslator()
         
         self.publisher = Publisher(
             pulsar_client, topic = queue, schema = DocumentEmbeddings
@@ -36,23 +36,7 @@ class DocumentEmbeddingsImport:
     async def receive(self, msg):
 
         data = msg.json()
-
-        elt = DocumentEmbeddings(
-            metadata=Metadata(
-                id=data["metadata"]["id"],
-                metadata=to_subgraph(data["metadata"]["metadata"]),
-                user=data["metadata"]["user"],
-                collection=data["metadata"]["collection"],
-            ),
-            chunks=[
-                ChunkEmbeddings(
-                    chunk=de["chunk"].encode("utf-8"),
-                    vectors=de["vectors"],
-                )
-                for de in data["chunks"]
-            ],
-        )
-
+        elt = self.translator.to_pulsar(data)
         await self.publisher.send(None, elt)
 
     async def run(self):

trustgraph-flow/trustgraph/gateway/dispatch/document_load.py

@@ -2,9 +2,9 @@
 import base64
 
 from ... schema import Document, Metadata
+from ... messaging import TranslatorRegistry
 
 from . sender import ServiceSender
-from . serialize import to_subgraph
 
 class DocumentLoad(ServiceSender):
     def __init__(self, pulsar_client, queue):
@@ -15,26 +15,9 @@ class DocumentLoad(ServiceSender):
             schema = Document,
         )
 
+        self.translator = TranslatorRegistry.get_request_translator("document")
+
     def to_request(self, body):
-
-        if "metadata" in body:
-            metadata = to_subgraph(body["metadata"])
-        else:
-            metadata = []
-
-        # Doing a base64 decoe/encode here to make sure the
-        # content is valid base64
-        doc = base64.b64decode(body["data"])
-
         print("Document received")
-
-        return Document(
-            metadata=Metadata(
-                id=body.get("id"),
-                metadata=metadata,
-                user=body.get("user", "trustgraph"),
-                collection=body.get("collection", "default"),
-            ),
-            data=base64.b64encode(doc).decode("utf-8")
-        )
+        return self.translator.to_pulsar(body)
 

trustgraph-flow/trustgraph/gateway/dispatch/document_rag.py

@@ -1,5 +1,6 @@
 
 from ... schema import DocumentRagQuery, DocumentRagResponse
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -20,14 +21,12 @@ class DocumentRagRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("document-rag")
+        self.response_translator = TranslatorRegistry.get_response_translator("document-rag")
+
     def to_request(self, body):
-        return DocumentRagQuery(
-            query=body["query"],
-            user=body.get("user", "trustgraph"),
-            collection=body.get("collection", "default"),
-            doc_limit=int(body.get("doc-limit", 20)),
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-        return { "response": message.response }, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/embeddings.py

@@ -1,5 +1,6 @@
 
 from ... schema import EmbeddingsRequest, EmbeddingsResponse
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -20,11 +21,12 @@ class EmbeddingsRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("embeddings")
+        self.response_translator = TranslatorRegistry.get_response_translator("embeddings")
+
     def to_request(self, body):
-        return EmbeddingsRequest(
-            text=body["text"]
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-        return { "vectors": message.vectors }, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/flow.py

@@ -2,6 +2,7 @@
 from ... schema import FlowRequest, FlowResponse
 from ... schema import flow_request_queue
 from ... schema import flow_response_queue
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -19,34 +20,12 @@ class FlowRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
-    def to_request(self, body):
+        self.request_translator = TranslatorRegistry.get_request_translator("flow")
+        self.response_translator = TranslatorRegistry.get_response_translator("flow")
 
-        return FlowRequest(
-            operation = body.get("operation", None),
-            class_name = body.get("class-name", None),
-            class_definition = body.get("class-definition", None),
-            description = body.get("description", None),
-            flow_id = body.get("flow-id", None),
-        )
+    def to_request(self, body):
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-
-        response = { }
-
-        if message.class_names is not None:
-            response["class-names"] = message.class_names
-
-        if message.flow_ids is not None:
-            response["flow-ids"] = message.flow_ids
-
-        if message.class_definition is not None:
-            response["class-definition"] = message.class_definition
-
-        if message.flow is not None:
-            response["flow"] = message.flow
-
-        if message.description is not None:
-            response["description"] = message.description
-
-        return response, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/graph_embeddings_query.py

@@ -1,8 +1,8 @@
 
 from ... schema import GraphEmbeddingsRequest, GraphEmbeddingsResponse
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
-from . serialize import serialize_value
 
 class GraphEmbeddingsQueryRequestor(ServiceRequestor):
     def __init__(
@@ -21,22 +21,12 @@ class GraphEmbeddingsQueryRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("graph-embeddings-query")
+        self.response_translator = TranslatorRegistry.get_response_translator("graph-embeddings-query")
+
     def to_request(self, body):
-
-        limit = int(body.get("limit", 20))
-
-        return GraphEmbeddingsRequest(
-            vectors = body["vectors"],
-            limit = limit,
-            user = body.get("user", "trustgraph"),
-            collection = body.get("collection", "default"),
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-
-        return {
-            "entities": [
-                serialize_value(ent) for ent in message.entities
-            ]
-        }, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/graph_rag.py

@@ -1,5 +1,6 @@
 
 from ... schema import GraphRagQuery, GraphRagResponse
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -20,17 +21,12 @@ class GraphRagRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("graph-rag")
+        self.response_translator = TranslatorRegistry.get_response_translator("graph-rag")
+
     def to_request(self, body):
-        return GraphRagQuery(
-            query=body["query"],
-            user=body.get("user", "trustgraph"),
-            collection=body.get("collection", "default"),
-            entity_limit=int(body.get("entity-limit", 50)),
-            triple_limit=int(body.get("triple-limit", 30)),
-            max_subgraph_size=int(body.get("max-subgraph-size", 1000)),
-            max_path_length=int(body.get("max-path-length", 2)),
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-        return { "response": message.response }, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/knowledge.py

@@ -5,11 +5,9 @@ from ... schema import KnowledgeRequest, KnowledgeResponse, Triples
 from ... schema import GraphEmbeddings, Metadata, EntityEmbeddings
 from ... schema import knowledge_request_queue
 from ... schema import knowledge_response_queue
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
-from . serialize import serialize_graph_embeddings
-from . serialize import serialize_triples, to_subgraph, to_value
-from . serialize import to_document_metadata, to_processing_metadata
 
 class KnowledgeRequestor(ServiceRequestor):
     def __init__(self, pulsar_client, consumer, subscriber, timeout=120):
@@ -25,73 +23,12 @@ class KnowledgeRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("knowledge")
+        self.response_translator = TranslatorRegistry.get_response_translator("knowledge")
+
     def to_request(self, body):
-
-        if "triples" in body:
-            triples = Triples(
-                metadata=Metadata(
-                    id = body["triples"]["metadata"]["id"],
-                    metadata = to_subgraph(body["triples"]["metadata"]["metadata"]),
-                    user = body["triples"]["metadata"]["user"],
-                ),
-                triples = to_subgraph(body["triples"]["triples"]),
-            )
-        else:
-            triples = None
-
-        if "graph-embeddings" in body:
-            ge = GraphEmbeddings(
-                metadata = Metadata(
-                    id = body["graph-embeddings"]["metadata"]["id"],
-                    metadata = to_subgraph(body["graph-embeddings"]["metadata"]["metadata"]),
-                    user = body["graph-embeddings"]["metadata"]["user"],
-                ),
-                entities=[
-                    EntityEmbeddings(
-                        entity = to_value(ent["entity"]),
-                        vectors = ent["vectors"],
-                    )
-                    for ent in body["graph-embeddings"]["entities"]
-                ]
-            )
-        else:
-            ge = None
-
-        return KnowledgeRequest(
-            operation = body.get("operation", None),
-            user = body.get("user", None),
-            id = body.get("id", None),
-            flow = body.get("flow", None),
-            collection = body.get("collection", None),
-            triples = triples,
-            graph_embeddings = ge,
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-
-        # Response to list, 
-        if message.ids is not None:
-            return {
-                "ids": message.ids
-            }, True
-
-        if message.triples:
-            return {
-                "triples": serialize_triples(message.triples)
-            }, False
-
-        if message.graph_embeddings:
-            return {
-                "graph-embeddings": serialize_graph_embeddings(
-                    message.graph_embeddings
-                )
-            }, False
-
-        if message.eos is True:
-            return {
-                "eos": True
-            }, True
-
-        # Empty case, return from successful delete.
-        return {}, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/librarian.py

@@ -4,12 +4,9 @@ import base64
 from ... schema import LibrarianRequest, LibrarianResponse
 from ... schema import librarian_request_queue
 from ... schema import librarian_response_queue
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
-from . serialize import serialize_document_metadata
-from . serialize import serialize_processing_metadata
-from . serialize import to_document_metadata, to_processing_metadata
-from . serialize import to_criteria
 
 class LibrarianRequestor(ServiceRequestor):
     def __init__(self, pulsar_client, consumer, subscriber, timeout=120):
@@ -25,67 +22,20 @@ class LibrarianRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("librarian")
+        self.response_translator = TranslatorRegistry.get_response_translator("librarian")
+
     def to_request(self, body):
-
-        # Content gets base64 decoded & encoded again.  It at least makes
-        # sure payload is valid base64.
-
-        if "document-metadata" in body:
-            dm = to_document_metadata(body["document-metadata"])
-        else:
-            dm = None
-
-        if "processing-metadata" in body:
-            pm = to_processing_metadata(body["processing-metadata"])
-        else:
-            pm = None
-
-        if "criteria" in body:
-            criteria = to_criteria(body["criteria"])
-        else:
-            criteria = None
-
+        # Handle base64 content processing
         if "content" in body:
+            # Content gets base64 decoded & encoded again to ensure valid base64
             content = base64.b64decode(body["content"].encode("utf-8"))
             content = base64.b64encode(content).decode("utf-8")
-        else:
-            content = None
-
-        return LibrarianRequest(
-            operation = body.get("operation", None),
-            document_id = body.get("document-id", None),
-            processing_id = body.get("processing-id", None),
-            document_metadata = dm,
-            processing_metadata = pm,
-            content = content,
-            user = body.get("user", None),
-            collection = body.get("collection", None),
-            criteria = criteria,
-        )
+            body = body.copy()
+            body["content"] = content
+        
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-
-        response = {}
-
-        if message.document_metadata:
-            response["document-metadata"] = serialize_document_metadata(
-                message.document_metadata
-            )
-
-        if message.content:
-            response["content"] = message.content.decode("utf-8")
-
-        if message.document_metadatas != None:
-            response["document-metadatas"] = [
-                serialize_document_metadata(v)
-                for v in message.document_metadatas
-            ]
-
-        if message.processing_metadatas != None:
-            response["processing-metadatas"] = [
-                serialize_processing_metadata(v)
-                for v in message.processing_metadatas
-            ]
-        
-        return response, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/manager.py

@@ -1,5 +1,6 @@
 
 import asyncio
+from aiohttp import web
 import uuid
 
 from . config import ConfigRequestor
@@ -30,6 +31,9 @@ from . graph_embeddings_import import GraphEmbeddingsImport
 from . document_embeddings_import import DocumentEmbeddingsImport
 from . entity_contexts_import import EntityContextsImport
 
+from . core_export import CoreExport
+from . core_import import CoreImport
+
 from . mux import Mux
 
 request_response_dispatchers = {
@@ -77,10 +81,11 @@ class DispatcherWrapper:
 
 class DispatcherManager:
 
-    def __init__(self, pulsar_client, config_receiver):
+    def __init__(self, pulsar_client, config_receiver, prefix="api-gateway"):
         self.pulsar_client = pulsar_client
         self.config_receiver = config_receiver
         self.config_receiver.add_handler(self)
+        self.prefix = prefix
 
         self.flows = {}
         self.dispatchers = {}
@@ -98,6 +103,22 @@ class DispatcherManager:
     def dispatch_global_service(self):
         return DispatcherWrapper(self.process_global_service)
 
+    def dispatch_core_export(self):
+        return DispatcherWrapper(self.process_core_export)
+
+    def dispatch_core_import(self):
+        return DispatcherWrapper(self.process_core_import)
+
+    async def process_core_import(self, data, error, ok, request):
+
+        ci = CoreImport(self.pulsar_client)
+        return await ci.process(data, error, ok, request)
+
+    async def process_core_export(self, data, error, ok, request):
+
+        ce = CoreExport(self.pulsar_client)
+        return await ce.process(data, error, ok, request)
+
     async def process_global_service(self, data, responder, params):
 
         kind = params.get("kind")
@@ -113,8 +134,8 @@ class DispatcherManager:
         dispatcher = global_dispatchers[kind](
             pulsar_client = self.pulsar_client,
             timeout = 120,
-            consumer = f"api-gateway-{kind}-request",
-            subscriber = f"api-gateway-{kind}-request",
+            consumer = f"{self.prefix}-{kind}-request",
+            subscriber = f"{self.prefix}-{kind}-request",
         )
 
         await dispatcher.start()
@@ -206,8 +227,8 @@ class DispatcherManager:
             ws = ws,
             running = running,
             queue = qconfig,
-            consumer = f"api-gateway-{id}",
-            subscriber = f"api-gateway-{id}",
+            consumer = f"{self.prefix}-{id}",
+            subscriber = f"{self.prefix}-{id}",
         )
 
         return dispatcher
@@ -248,8 +269,8 @@ class DispatcherManager:
                 request_queue = qconfig["request"],
                 response_queue = qconfig["response"],
                 timeout = 120,
-                consumer = f"api-gateway-{flow}-{kind}-request",
-                subscriber = f"api-gateway-{flow}-{kind}-request",
+                consumer = f"{self.prefix}-{flow}-{kind}-request",
+                subscriber = f"{self.prefix}-{flow}-{kind}-request",
             )
         elif kind in sender_dispatchers:
             dispatcher = sender_dispatchers[kind](

trustgraph-flow/trustgraph/gateway/dispatch/prompt.py

@@ -2,6 +2,7 @@
 import json
 
 from ... schema import PromptRequest, PromptResponse
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -22,22 +23,12 @@ class PromptRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("prompt")
+        self.response_translator = TranslatorRegistry.get_response_translator("prompt")
+
     def to_request(self, body):
-        return PromptRequest(
-            id=body["id"],
-            terms={
-                k: json.dumps(v)
-                for k, v in body["variables"].items()
-            }
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-        if message.object:
-            return {
-                "object": message.object
-            }, True
-        else:
-            return {
-                "text": message.text
-            }, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/serialize.py

@@ -3,6 +3,13 @@ import base64
 
 from ... schema import Value, Triple, DocumentMetadata, ProcessingMetadata
 
+# DEPRECATED: These functions have been moved to trustgraph.... messaging.translators
+# Use the new messaging translation system instead for consistency and reusability.
+# Examples:
+#   from trustgraph.... messaging.translators.primitives import ValueTranslator
+#   value_translator = ValueTranslator()
+#   pulsar_value = value_translator.to_pulsar({"v": "example", "e": True})
+
 def to_value(x):
     return Value(value=x["v"], is_uri=x["e"])
 

trustgraph-flow/trustgraph/gateway/dispatch/text_completion.py

@@ -1,5 +1,6 @@
 
 from ... schema import TextCompletionRequest, TextCompletionResponse
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
 
@@ -20,12 +21,12 @@ class TextCompletionRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("text-completion")
+        self.response_translator = TranslatorRegistry.get_response_translator("text-completion")
+
     def to_request(self, body):
-        return TextCompletionRequest(
-            system=body["system"],
-            prompt=body["prompt"]
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-        return { "response": message.response }, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/dispatch/text_load.py

@@ -2,9 +2,9 @@
 import base64
 
 from ... schema import TextDocument, Metadata
+from ... messaging import TranslatorRegistry
 
 from . sender import ServiceSender
-from . serialize import to_subgraph
 
 class TextLoad(ServiceSender):
     def __init__(self, pulsar_client, queue):
@@ -15,30 +15,9 @@ class TextLoad(ServiceSender):
             schema = TextDocument,
         )
 
+        self.translator = TranslatorRegistry.get_request_translator("text-document")
+
     def to_request(self, body):
-
-        if "metadata" in body:
-            metadata = to_subgraph(body["metadata"])
-        else:
-            metadata = []
-
-        if "charset" in body:
-            charset = body["charset"]
-        else:
-            charset = "utf-8"
-
-        # Text is base64 encoded
-        text = base64.b64decode(body["text"]).decode(charset)
-
         print("Text document received")
-
-        return TextDocument(
-            metadata=Metadata(
-                id=body.get("id"),
-                metadata=metadata,
-                user=body.get("user", "trustgraph"),
-                collection=body.get("collection", "default"),
-            ),
-            text=text,
-        )
+        return self.translator.to_pulsar(body)
 

trustgraph-flow/trustgraph/gateway/dispatch/triples_query.py

@@ -1,8 +1,8 @@
 
 from ... schema import TriplesQueryRequest, TriplesQueryResponse, Triples
+from ... messaging import TranslatorRegistry
 
 from . requestor import ServiceRequestor
-from . serialize import to_value, serialize_subgraph
 
 class TriplesQueryRequestor(ServiceRequestor):
     def __init__(
@@ -21,34 +21,12 @@ class TriplesQueryRequestor(ServiceRequestor):
             timeout=timeout,
         )
 
+        self.request_translator = TranslatorRegistry.get_request_translator("triples-query")
+        self.response_translator = TranslatorRegistry.get_response_translator("triples-query")
+
     def to_request(self, body):
-
-        if "s" in body:
-            s = to_value(body["s"])
-        else:
-            s = None
-
-        if "p" in body:
-            p = to_value(body["p"])
-        else:
-            p = None
-
-        if "o" in body:
-            o = to_value(body["o"])
-        else:
-            o = None
-
-        limit = int(body.get("limit", 10000))
-
-        return TriplesQueryRequest(
-            s = s, p = p, o = o,
-            limit = limit,
-            user = body.get("user", "trustgraph"),
-            collection = body.get("collection", "default"),
-        )
+        return self.request_translator.to_pulsar(body)
 
     def from_response(self, message):
-        return {
-            "response": serialize_subgraph(message.triples)
-        }, True
+        return self.response_translator.from_response_with_completion(message)
 

trustgraph-flow/trustgraph/gateway/endpoint/manager.py

@@ -3,7 +3,7 @@ import asyncio
 
 from aiohttp import web
 
-from . constant_endpoint import ConstantEndpoint
+from . stream_endpoint import StreamEndpoint
 from . variable_endpoint import VariableEndpoint
 from . socket import SocketEndpoint
 from . metrics import MetricsEndpoint
@@ -52,6 +52,18 @@ class EndpointManager:
                 auth = auth,
                 dispatcher = dispatcher_manager.dispatch_flow_export()
             ),
+            StreamEndpoint(
+                endpoint_path = "/api/v1/import-core",
+                auth = auth,
+                method = "POST",
+                dispatcher = dispatcher_manager.dispatch_core_import(),
+            ),
+            StreamEndpoint(
+                endpoint_path = "/api/v1/export-core",
+                auth = auth,
+                method = "GET",
+                dispatcher = dispatcher_manager.dispatch_core_export(),
+            ),
         ]
 
     def add_routes(self, app):

trustgraph-flow/trustgraph/gateway/endpoint/stream_endpoint.py

@@ -0,0 +1,82 @@
+
+import asyncio
+from aiohttp import web
+import logging
+
+logger = logging.getLogger("endpoint")
+logger.setLevel(logging.INFO)
+
+class StreamEndpoint:
+
+    def __init__(self, endpoint_path, auth, dispatcher, method="POST"):
+
+        self.path = endpoint_path
+
+        self.auth = auth
+        self.operation = "service"
+        self.method = method
+
+        self.dispatcher = dispatcher
+
+    async def start(self):
+        pass
+
+    def add_routes(self, app):
+
+        if self.method == "POST":
+            app.add_routes([
+                web.post(self.path, self.handle),
+            ])
+        elif self.method == "GET":
+            app.add_routes([
+                web.get(self.path, self.handle),
+            ])
+        else:
+            raise RuntimeError("Bad method" + self.method)
+
+    async def handle(self, request):
+
+        print(request.path, "...")
+
+        try:
+            ht = request.headers["Authorization"]
+            tokens = ht.split(" ", 2)
+            if tokens[0] != "Bearer":
+                return web.HTTPUnauthorized()
+            token = tokens[1]
+        except:
+            token = ""
+
+        if not self.auth.permitted(token, self.operation):
+            return web.HTTPUnauthorized()
+
+        try:
+
+            data = request.content
+
+            async def error(err):
+                return web.HTTPInternalServerError(text = err)
+
+            async def ok(
+                    status=200, reason="OK", type="application/octet-stream"
+            ):
+                response = web.StreamResponse(
+                    status = status, reason = reason,
+                    headers = {"Content-Type": type}
+                )
+                await response.prepare(request)
+                return response
+
+            resp = await self.dispatcher.process(
+                data, error, ok, request
+            )
+
+            return resp
+
+        except Exception as e:
+            logging.error(f"Exception: {e}")
+
+            return web.json_response(
+                { "error": str(e) }
+            )
+

trustgraph-flow/trustgraph/gateway/endpoint/variable_endpoint.py

@@ -1,7 +1,6 @@
 
 import asyncio
 from aiohttp import web
-import uuid
 import logging
 
 logger = logging.getLogger("endpoint")

trustgraph-flow/trustgraph/gateway/service.py

@@ -73,6 +73,7 @@ class Api:
         self.dispatcher_manager = DispatcherManager(
             pulsar_client = self.pulsar_client,
             config_receiver = self.config_receiver,
+            prefix = "gateway",
         )
 
         self.endpoint_manager = EndpointManager(

trustgraph-flow/trustgraph/model/prompt/template/service.py

@@ -18,12 +18,14 @@ from .... base import ProducerSpec, ConsumerSpec, TextCompletionClientSpec
 from . prompt_manager import PromptConfiguration, Prompt, PromptManager
 
 default_ident = "prompt"
+default_concurrency = 1
 
 class Processor(FlowProcessor):
 
     def __init__(self, **params):
 
         id = params.get("id")
+        concurrency = params.get("concurrency", 1)
 
         # Config key for prompts
         self.config_key = params.get("config_type", "prompt")
@@ -31,6 +33,7 @@ class Processor(FlowProcessor):
         super(Processor, self).__init__(
             **params | {
                 "id": id,
+                "concurrency": concurrency,
             }
         )
 
@@ -38,7 +41,8 @@ class Processor(FlowProcessor):
             ConsumerSpec(
                 name = "request",
                 schema = PromptRequest,
-                handler = self.on_request
+                handler = self.on_request,
+                concurrency = concurrency,
             )
         )
 
@@ -219,6 +223,13 @@ class Processor(FlowProcessor):
     @staticmethod
     def add_args(parser):
 
+        parser.add_argument(
+            '-c', '--concurrency',
+            type=int,
+            default=default_concurrency,
+            help=f'Concurrent processing threads (default: {default_concurrency})'
+        )
+
         FlowProcessor.add_args(parser)
 
         parser.add_argument(

trustgraph-flow/trustgraph/model/text_completion/vllm/__init__.py

@@ -0,0 +1,3 @@
+
+from . llm import *
+

trustgraph-flow/trustgraph/model/text_completion/vllm/__main__.py

@@ -0,0 +1,7 @@
+#!/usr/bin/env python3
+
+from . llm import run
+
+if __name__ == '__main__':
+    run()
+

trustgraph-flow/trustgraph/model/text_completion/vllm/llm.py

@@ -0,0 +1,138 @@
+
+"""
+Simple LLM service, performs text prompt completion using vLLM
+Input is prompt, output is response.
+"""
+
+import os
+import aiohttp
+
+from .... exceptions import TooManyRequests
+from .... base import LlmService, LlmResult
+
+default_ident = "text-completion"
+
+default_temperature = 0.0
+default_max_output = 2048
+default_base_url = os.getenv("VLLM_BASE_URL")
+default_model = "TheBloke/Mistral-7B-v0.1-AWQ"
+
+if default_base_url == "" or default_base_url is None:
+    default_base_url = "http://vllm-service:8899/v1"
+
+class Processor(LlmService):
+
+    def __init__(self, **params):
+    
+        base_url = params.get("url", default_base_url)
+        temperature = params.get("temperature", default_temperature)
+        max_output = params.get("max_output", default_max_output)
+        model = params.get("model", default_model)
+
+        super(Processor, self).__init__(
+            **params | {
+                "temperature": temperature,
+                "max_output": max_output,
+                "url": base_url,
+                "model": model,
+            }
+        )
+
+        self.base_url = base_url
+        self.temperature = temperature
+        self.max_output = max_output
+        self.model = model
+
+        self.session = aiohttp.ClientSession()
+
+        print("Using vLLM service at", base_url)
+
+        print("Initialised", flush=True)
+
+    async def generate_content(self, system, prompt):
+
+        headers = {
+            "Content-Type": "application/json",
+        }
+
+        request = {
+            "model": self.model,
+            "prompt": system + "\n\n" + prompt,
+            "max_tokens": self.max_output,
+            "temperature": self.temperature,
+        }            
+
+        try:
+
+            url = f"{self.base_url}/completions"
+
+            async with self.session.post(
+                    url,
+                    headers=headers,
+                    json=request,
+            ) as response:
+
+                if response.status != 200:
+                    raise RuntimeError("Bad status: " + str(response.status))
+
+                resp = await response.json()
+            
+            inputtokens = resp["usage"]["prompt_tokens"]
+            outputtokens = resp["usage"]["completion_tokens"]
+            ans = resp["choices"][0]["text"]
+            print(f"Input Tokens: {inputtokens}", flush=True)
+            print(f"Output Tokens: {outputtokens}", flush=True)
+            print(ans, flush=True)
+
+            resp = LlmResult(
+                text = ans,
+                in_token = inputtokens,
+                out_token = outputtokens,
+                model = self.model,
+            )
+
+            return resp
+
+        # FIXME: Assuming vLLM won't produce rate limits?
+
+        except Exception as e:
+
+            # Apart from rate limits, treat all exceptions as unrecoverable
+
+            print(f"Exception: {type(e)} {e}")
+            raise e
+
+    @staticmethod
+    def add_args(parser):
+
+        LlmService.add_args(parser)
+
+        parser.add_argument(
+            '-u', '--url',
+            default=default_base_url,
+            help=f'vLLM service base URL (default: {default_base_url})'
+        )
+
+        parser.add_argument(
+            '-m', '--model',
+            default=default_model,
+            help=f'LLM model (default: {default_model})'
+        )
+
+        parser.add_argument(
+            '-t', '--temperature',
+            type=float,
+            default=default_temperature,
+            help=f'LLM temperature parameter (default: {default_temperature})'
+        )
+
+        parser.add_argument(
+            '-x', '--max-output',
+            type=int,
+            default=default_max_output,
+            help=f'LLM max output tokens (default: {default_max_output})'
+        )
+
+def run():
+    
+    Processor.launch(default_ident, __doc__)

trustgraph-flow/trustgraph/retrieval/graph_rag/rag.py

@@ -11,12 +11,14 @@ from ... base import PromptClientSpec, EmbeddingsClientSpec
 from ... base import GraphEmbeddingsClientSpec, TriplesClientSpec
 
 default_ident = "graph-rag"
+default_concurrency = 1
 
 class Processor(FlowProcessor):
 
     def __init__(self, **params):
 
         id = params.get("id", default_ident)
+        concurrency = params.get("concurrency", 1)
 
         entity_limit = params.get("entity_limit", 50)
         triple_limit = params.get("triple_limit", 30)
@@ -26,6 +28,7 @@ class Processor(FlowProcessor):
         super(Processor, self).__init__(
             **params | {
                 "id": id,
+                "concurrency": concurrency,
                 "entity_limit": entity_limit,
                 "triple_limit": triple_limit,
                 "max_subgraph_size": max_subgraph_size,
@@ -43,6 +46,7 @@ class Processor(FlowProcessor):
                 name = "request",
                 schema = GraphRagQuery,
                 handler = self.on_request,
+                concurrency = concurrency,
             )
         )
 
@@ -157,6 +161,13 @@ class Processor(FlowProcessor):
     @staticmethod
     def add_args(parser):
 
+        parser.add_argument(
+            '-c', '--concurrency',
+            type=int,
+            default=default_concurrency,
+            help=f'Concurrent processing threads (default: {default_concurrency})'
+        )
+
         FlowProcessor.add_args(parser)
 
         parser.add_argument(

trustgraph-flow/trustgraph/rev_gateway/__init__.py

@@ -0,0 +1 @@
+from . service import run

trustgraph-flow/trustgraph/rev_gateway/__main__.py

@@ -0,0 +1,11 @@
+import logging
+from .service import run
+
+logging.basicConfig(
+    level=logging.INFO,
+    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'
+)
+
+if __name__ == "__main__":
+    run()
+

trustgraph-flow/trustgraph/rev_gateway/dispatcher.py

@@ -0,0 +1,130 @@
+import asyncio
+import logging
+import uuid
+from typing import Dict, Any, Optional
+from trustgraph.messaging import TranslatorRegistry
+from ..gateway.dispatch.manager import DispatcherManager
+
+logger = logging.getLogger("dispatcher")
+logger.setLevel(logging.INFO)
+
+class WebSocketResponder:
+    """Simple responder that captures response for websocket return"""
+    def __init__(self):
+        self.response = None
+        self.completed = False
+        
+    async def send(self, data):
+        """Capture the response data"""
+        self.response = data
+        self.completed = True
+    
+    async def __call__(self, data, final=False):
+        """Make the responder callable for compatibility with requestor"""
+        await self.send(data)
+        if final:
+            self.completed = True
+
+class MessageDispatcher:
+    
+    def __init__(self, max_workers: int = 10, config_receiver=None, pulsar_client=None):
+        self.max_workers = max_workers
+        self.semaphore = asyncio.Semaphore(max_workers)
+        self.active_tasks = set()
+        self.pulsar_client = pulsar_client
+        
+        # Use DispatcherManager for flow and service management
+        if pulsar_client and config_receiver:
+            self.dispatcher_manager = DispatcherManager(pulsar_client, config_receiver, prefix="rev-gateway")
+        else:
+            self.dispatcher_manager = None
+            logger.warning("No pulsar_client or config_receiver provided - using fallback mode")
+        
+        # Service name mapping from websocket protocol to translator registry
+        self.service_mapping = {
+            "text-completion": "text-completion",
+            "graph-rag": "graph-rag", 
+            "agent": "agent",
+            "embeddings": "embeddings",
+            "graph-embeddings": "graph-embeddings",
+            "triples": "triples",
+            "document-load": "document",
+            "text-load": "text-document", 
+            "flow": "flow",
+            "knowledge": "knowledge",
+            "config": "config",
+            "librarian": "librarian",
+            "document-rag": "document-rag"
+        }
+        
+    async def handle_message(self, message: Dict[Any, Any]) -> Optional[Dict[Any, Any]]:
+        async with self.semaphore:
+            task = asyncio.create_task(self._process_message(message))
+            self.active_tasks.add(task)
+            
+            try:
+                result = await task
+                return result
+            finally:
+                self.active_tasks.discard(task)
+    
+    async def _process_message(self, message: Dict[Any, Any]) -> Dict[Any, Any]:
+        request_id = message.get('id', str(uuid.uuid4()))
+        service = message.get('service')
+        request_data = message.get('request', {})
+        flow_id = message.get('flow', 'default')  # Default flow
+        
+        logger.info(f"Processing message {request_id} for service {service} on flow {flow_id}")
+        
+        try:
+            if not self.dispatcher_manager:
+                raise RuntimeError("DispatcherManager not available - pulsar_client and config_receiver required")
+            
+            # Use DispatcherManager for flow-based processing
+            responder = WebSocketResponder()
+            
+            # Map websocket service name to dispatcher service name
+            dispatcher_service = self.service_mapping.get(service, service)
+            
+            # Check if this is a global service or flow service
+            from ..gateway.dispatch.manager import global_dispatchers
+            if dispatcher_service in global_dispatchers:
+                # Use global service dispatcher
+                await self.dispatcher_manager.invoke_global_service(
+                    request_data, responder, dispatcher_service
+                )
+            else:
+                # Use DispatcherManager to process the request through Pulsar queues
+                await self.dispatcher_manager.invoke_flow_service(
+                    request_data, responder, flow_id, dispatcher_service
+                )
+            
+            # Get the response from the responder
+            if responder.completed:
+                response_data = responder.response
+            else:
+                response_data = {'error': 'No response received'}
+                
+            response = {
+                'id': request_id,
+                'response': response_data
+            }
+                
+        except Exception as e:
+            logger.error(f"Error processing message {request_id}: {e}")
+            response = {
+                'id': request_id,
+                'response': {'error': str(e)}
+            }
+        
+        logger.info(f"Completed processing message {request_id}")
+        return response
+    
+    
+    async def shutdown(self):
+        if self.active_tasks:
+            logger.info(f"Waiting for {len(self.active_tasks)} active tasks to complete")
+            await asyncio.gather(*self.active_tasks, return_exceptions=True)
+            
+        # DispatcherManager handles its own cleanup
+        logger.info("Dispatcher shutdown complete")

trustgraph-flow/trustgraph/rev_gateway/service.py

@@ -0,0 +1,242 @@
+import asyncio
+import argparse
+import logging
+import json
+import sys
+import os
+from aiohttp import ClientSession, WSMsgType, ClientWebSocketResponse
+from typing import Optional
+from urllib.parse import urlparse, urlunparse
+import pulsar
+
+from .dispatcher import MessageDispatcher
+from ..gateway.config.receiver import ConfigReceiver
+
+logger = logging.getLogger("rev_gateway")
+logger.setLevel(logging.INFO)
+
+default_websocket = "ws://localhost:7650/out"
+
+class ReverseGateway:
+    
+    def __init__(self, websocket_uri: str = None, max_workers: int = 10, 
+                 pulsar_host: str = None, pulsar_api_key: str = None, 
+                 pulsar_listener: str = None):
+        # Set default WebSocket URI with environment variable support
+        if websocket_uri is None:
+            websocket_uri = os.getenv("WEBSOCKET_URI", default_websocket)
+        
+        # Parse and validate the WebSocket URI
+        parsed_uri = urlparse(websocket_uri)
+        if parsed_uri.scheme not in ('ws', 'wss'):
+            raise ValueError(f"WebSocket URI must use ws:// or wss:// scheme, got: {parsed_uri.scheme}")
+        if not parsed_uri.netloc:
+            raise ValueError(f"WebSocket URI must include hostname, got: {websocket_uri}")
+        
+        # Store parsed components for debugging/logging
+        self.websocket_uri = websocket_uri
+        self.host = parsed_uri.hostname
+        self.port = parsed_uri.port
+        self.scheme = parsed_uri.scheme
+        self.path = parsed_uri.path or "/ws"
+        
+        # Construct the full URL (in case path was missing)
+        if not parsed_uri.path:
+            self.url = f"{self.scheme}://{parsed_uri.netloc}/ws"
+        else:
+            self.url = websocket_uri
+            
+        self.max_workers = max_workers
+        self.ws: Optional[ClientWebSocketResponse] = None
+        self.session: Optional[ClientSession] = None
+        self.running = False
+        self.reconnect_delay = 3.0
+        
+        # Pulsar configuration
+        self.pulsar_host = pulsar_host or os.getenv("PULSAR_HOST", "pulsar://pulsar:6650")
+        self.pulsar_api_key = pulsar_api_key or os.getenv("PULSAR_API_KEY", None)
+        self.pulsar_listener = pulsar_listener
+        
+        # Initialize Pulsar client
+        if self.pulsar_api_key:
+            self.pulsar_client = pulsar.Client(
+                self.pulsar_host, 
+                listener_name=self.pulsar_listener,
+                authentication=pulsar.AuthenticationToken(self.pulsar_api_key)
+            )
+        else:
+            self.pulsar_client = pulsar.Client(
+                self.pulsar_host,
+                listener_name=self.pulsar_listener
+            )
+        
+        # Initialize config receiver
+        self.config_receiver = ConfigReceiver(self.pulsar_client)
+        
+        # Initialize dispatcher with config_receiver and pulsar_client - must be created after config_receiver
+        self.dispatcher = MessageDispatcher(max_workers, self.config_receiver, self.pulsar_client)
+        
+    async def connect(self) -> bool:
+        try:
+            if self.session is None:
+                self.session = ClientSession()
+                
+            logger.info(f"Connecting to {self.url}")
+            self.ws = await self.session.ws_connect(self.url)
+            logger.info(f"WebSocket connection established to {self.host}:{self.port or 'default'}")
+            return True
+            
+        except Exception as e:
+            logger.error(f"Failed to connect to {self.url}: {e}")
+            return False
+    
+    async def disconnect(self):
+        if self.ws and not self.ws.closed:
+            await self.ws.close()
+        if self.session and not self.session.closed:
+            await self.session.close()
+        self.ws = None
+        self.session = None
+    
+    async def send_message(self, message: dict):
+        if self.ws and not self.ws.closed:
+            try:
+                await self.ws.send_str(json.dumps(message))
+            except Exception as e:
+                logger.error(f"Failed to send message: {e}")
+    
+    async def handle_message(self, message: str):
+        try:
+            print(f"Received: {message}", flush=True)
+            
+            msg_data = json.loads(message)
+            response = await self.dispatcher.handle_message(msg_data)
+            
+            if response:
+                await self.send_message(response)
+                
+        except Exception as e:
+            logger.error(f"Error handling message: {e}")
+    
+    async def listen(self):
+        while self.running and self.ws and not self.ws.closed:
+            try:
+                msg = await self.ws.receive()
+                
+                if msg.type == WSMsgType.TEXT:
+                    await self.handle_message(msg.data)
+                elif msg.type == WSMsgType.BINARY:
+                    await self.handle_message(msg.data.decode('utf-8'))
+                elif msg.type in (WSMsgType.CLOSE, WSMsgType.ERROR):
+                    logger.warning("WebSocket closed or error occurred")
+                    break
+                    
+            except Exception as e:
+                logger.error(f"Error in listen loop: {e}")
+                break
+    
+    async def run(self):
+        self.running = True
+        logger.info("Starting reverse gateway")
+        
+        # Start config receiver
+        logger.info("Starting config receiver")
+        await self.config_receiver.start()
+        
+        while self.running:
+            try:
+                if await self.connect():
+                    await self.listen()
+                else:
+                    logger.warning(f"Connection failed, retrying in {self.reconnect_delay} seconds")
+                
+                await self.disconnect()
+                
+                if self.running:
+                    await asyncio.sleep(self.reconnect_delay)
+                    
+            except KeyboardInterrupt:
+                logger.info("Shutdown requested")
+                break
+            except Exception as e:
+                logger.error(f"Unexpected error: {e}")
+                if self.running:
+                    await asyncio.sleep(self.reconnect_delay)
+        
+        await self.shutdown()
+    
+    async def shutdown(self):
+        logger.info("Shutting down reverse gateway")
+        self.running = False
+        await self.dispatcher.shutdown()
+        await self.disconnect()
+        
+        # Close Pulsar client
+        if hasattr(self, 'pulsar_client'):
+            self.pulsar_client.close()
+    
+    def stop(self):
+        self.running = False
+
+def parse_args():
+    parser = argparse.ArgumentParser(
+        prog="reverse-gateway",
+        description="TrustGraph Reverse Gateway - WebSocket to Pulsar bridge"
+    )
+    
+    parser.add_argument(
+        '--websocket-uri',
+        default=None,
+        help=f'WebSocket URI to connect to (default: {default_websocket} or WEBSOCKET_URI env var)'
+    )
+    
+    parser.add_argument(
+        '--max-workers',
+        type=int,
+        default=10,
+        help='Maximum concurrent message handlers (default: 10)'
+    )
+    
+    parser.add_argument(
+        '-p', '--pulsar-host',
+        default=None,
+        help='Pulsar host URL (default: pulsar://pulsar:6650 or PULSAR_HOST env var)'
+    )
+    
+    parser.add_argument(
+        '--pulsar-api-key',
+        default=None,
+        help='Pulsar API key for authentication (default: PULSAR_API_KEY env var)'
+    )
+    
+    parser.add_argument(
+        '--pulsar-listener',
+        default=None,
+        help='Pulsar listener name'
+    )
+    
+    return parser.parse_args()
+
+def run():
+    args = parse_args()
+    
+    gateway = ReverseGateway(
+        websocket_uri=args.websocket_uri,
+        max_workers=args.max_workers,
+        pulsar_host=args.pulsar_host,
+        pulsar_api_key=args.pulsar_api_key,
+        pulsar_listener=args.pulsar_listener
+    )
+    
+    print(f"Starting reverse gateway:")
+    print(f"  WebSocket URI: {gateway.url}")
+    print(f"  Max workers: {args.max_workers}")
+    print(f"  Pulsar host: {gateway.pulsar_host}")
+    
+    try:
+        asyncio.run(gateway.run())
+    except KeyboardInterrupt:
+        print("\nShutdown requested by user")
+    except Exception as e:
+        print(f"Fatal error: {e}")
+        sys.exit(1)