feat: Refactor LLM router and integrate health check endpoint

- Simplified LLM call logic in llm_router.py, removing tool adapter complexity and enhancing error handling.
- Added health check endpoint to main.py for system status verification.
- Cleaned up router.py by removing unused imports and commented-out code, streamlining the structure.
- Updated docker-compose.yml to unify services under a single Lyra container, enhancing deployment simplicity.
- Created Dockerfile for unified container setup, including both Relay and Cortex services.
- Added QUICKSTART.md for improved onboarding and usage instructions.
- Implemented start.sh script to manage service startup and health checks.
This commit is contained in:
2026-05-29 18:20:56 -04:00
parent 376b8114ad
commit 5f53fb32a4
14 changed files with 802 additions and 1665 deletions
+69 -205
View File
@@ -1,15 +1,15 @@
# llm_router.py
import os
import httpx
import json
import logging
from typing import Optional, List, Dict
from autonomy.tools.adapters import OpenAIAdapter, OllamaAdapter, LlamaCppAdapter
logger = logging.getLogger(__name__)
# ------------------------------------------------------------
# Load backend registry from root .env
# Backend Configuration
# ------------------------------------------------------------
BACKENDS = {
@@ -38,50 +38,25 @@ BACKENDS = {
DEFAULT_BACKEND = "PRIMARY"
# Reusable async HTTP client
http_client = httpx.AsyncClient(timeout=120.0)
# Tool adapters for each backend
TOOL_ADAPTERS = {
"OPENAI": OpenAIAdapter(),
"OLLAMA": OllamaAdapter(),
"MI50": LlamaCppAdapter(), # MI50 uses llama.cpp
"PRIMARY": None, # Determined at runtime
"SECONDARY": None, # Determined at runtime
"FALLBACK": None, # Determined at runtime
}
# ------------------------------------------------------------
# Public call
# Public LLM Call
# ------------------------------------------------------------
async def call_llm(
prompt: str = None,
messages: list = None,
backend: str | None = None,
prompt: Optional[str] = None,
messages: Optional[List[Dict]] = None,
backend: Optional[str] = None,
temperature: float = 0.7,
max_tokens: int = 512,
tools: Optional[List[Dict]] = None,
tool_choice: Optional[str] = None,
return_adapter_response: bool = False,
):
"""
Call an LLM backend with optional tool calling support.
Args:
prompt: String prompt (for completion-style APIs like mi50)
messages: List of message dicts (for chat-style APIs like Ollama/OpenAI)
backend: Which backend to use (PRIMARY, SECONDARY, OPENAI, etc.)
temperature: Sampling temperature
max_tokens: Maximum tokens to generate
tools: List of Lyra tool definitions (provider-agnostic)
tool_choice: How to use tools ("auto", "required", "none")
return_adapter_response: If True, return dict with content and tool_calls
Returns:
str (default) or dict (if return_adapter_response=True):
{"content": str, "tool_calls": [...] or None}
Simple LLM call.
Supports: ollama, mi50 (llama.cpp), openai.
Returns plain text response.
"""
backend = (backend or DEFAULT_BACKEND).upper()
if backend not in BACKENDS:
@@ -95,207 +70,96 @@ async def call_llm(
if not url or not model:
raise RuntimeError(f"Backend '{backend}' missing url/model in env")
# If tools are requested, use adapter to prepare request
if tools:
# Get adapter for this backend
adapter = TOOL_ADAPTERS.get(backend)
# Convert prompt → messages if needed
if not messages:
messages = [{"role": "user", "content": prompt or ""}]
# For PRIMARY/SECONDARY/FALLBACK, determine adapter based on provider
if adapter is None and backend in ["PRIMARY", "SECONDARY", "FALLBACK"]:
if provider == "openai":
adapter = TOOL_ADAPTERS["OPENAI"]
elif provider == "ollama":
adapter = TOOL_ADAPTERS["OLLAMA"]
elif provider == "mi50":
adapter = TOOL_ADAPTERS["MI50"]
if adapter:
# Use messages array if provided, otherwise convert prompt to messages
if not messages:
messages = [{"role": "user", "content": prompt}]
# Prepare request through adapter
adapted_request = await adapter.prepare_request(messages, tools, tool_choice)
messages = adapted_request["messages"]
# Extract tools in provider format if present
provider_tools = adapted_request.get("tools")
provider_tool_choice = adapted_request.get("tool_choice")
else:
logger.warning(f"No adapter available for backend {backend}, ignoring tools")
provider_tools = None
provider_tool_choice = None
else:
provider_tools = None
provider_tool_choice = None
# -------------------------------
# Provider: MI50 (llama.cpp server)
# -------------------------------
if provider == "mi50":
# If tools requested, convert messages to prompt with tool instructions
if messages and tools:
# Combine messages into a prompt
prompt_parts = []
for msg in messages:
role = msg.get("role", "user")
content = msg.get("content", "")
prompt_parts.append(f"{role.capitalize()}: {content}")
prompt = "\n".join(prompt_parts) + "\nAssistant:"
payload = {
"prompt": prompt,
"n_predict": max_tokens,
"temperature": temperature,
"stop": ["User:", "\nUser:", "Assistant:", "\n\n\n"]
}
try:
r = await http_client.post(f"{url}/completion", json=payload)
r.raise_for_status()
data = r.json()
response_content = data.get("content", "")
# If caller wants adapter response with tool calls, parse and return
if return_adapter_response and tools:
adapter = TOOL_ADAPTERS.get(backend) or TOOL_ADAPTERS["MI50"]
return await adapter.parse_response(response_content)
else:
return response_content
except httpx.HTTPError as e:
logger.error(f"HTTP error calling mi50: {type(e).__name__}: {str(e)}")
raise RuntimeError(f"LLM API error (mi50): {type(e).__name__}: {str(e)}")
except (KeyError, json.JSONDecodeError) as e:
logger.error(f"Response parsing error from mi50: {e}")
raise RuntimeError(f"Invalid response format (mi50): {e}")
except Exception as e:
logger.error(f"Unexpected error calling mi50: {type(e).__name__}: {str(e)}")
raise RuntimeError(f"Unexpected error (mi50): {type(e).__name__}: {str(e)}")
# -------------------------------
# Provider: OLLAMA (your 3090)
# -------------------------------
logger.info(f"🔍 LLM Router: provider={provider}, checking if ollama...")
# ------------------------------------------------------------
# OLLAMA
# ------------------------------------------------------------
if provider == "ollama":
logger.info(f"🔍 LLM Router: Matched ollama provider, tools={bool(tools)}, return_adapter_response={return_adapter_response}")
# Use messages array if provided, otherwise convert prompt to single user message
if messages:
chat_messages = messages
else:
chat_messages = [{"role": "user", "content": prompt}]
payload = {
"model": model,
"messages": chat_messages,
"messages": messages,
"stream": False,
"options": {
"temperature": temperature,
"num_predict": max_tokens
}
}
try:
r = await http_client.post(f"{url}/api/chat", json=payload)
r.raise_for_status()
data = r.json()
response_content = data["message"]["content"]
return data["message"]["content"]
# If caller wants adapter response with tool calls, parse and return
if return_adapter_response and tools:
logger.info(f"🔍 Ollama: return_adapter_response=True, calling adapter.parse_response")
adapter = TOOL_ADAPTERS.get(backend) or TOOL_ADAPTERS["OLLAMA"]
logger.info(f"🔍 Ollama: Using adapter {adapter.__class__.__name__}")
result = await adapter.parse_response(response_content)
logger.info(f"🔍 Ollama: Adapter returned {result}")
return result
else:
return response_content
except httpx.HTTPError as e:
logger.error(f"HTTP error calling ollama: {type(e).__name__}: {str(e)}")
raise RuntimeError(f"LLM API error (ollama): {type(e).__name__}: {str(e)}")
except (KeyError, json.JSONDecodeError) as e:
logger.error(f"Response parsing error from ollama: {e}")
raise RuntimeError(f"Invalid response format (ollama): {e}")
except Exception as e:
logger.error(f"Unexpected error calling ollama: {type(e).__name__}: {str(e)}")
raise RuntimeError(f"Unexpected error (ollama): {type(e).__name__}: {str(e)}")
logger.error(f"Ollama error: {e}")
raise RuntimeError(f"Ollama API error: {e}")
# ------------------------------------------------------------
# MI50 (llama.cpp server)
# ------------------------------------------------------------
if provider == "mi50":
# -------------------------------
# Provider: OPENAI
# -------------------------------
# Convert messages to plain prompt
prompt_parts = []
for msg in messages:
role = msg.get("role", "user")
content = msg.get("content", "")
prompt_parts.append(f"{role.capitalize()}: {content}")
full_prompt = "\n".join(prompt_parts) + "\nAssistant:"
payload = {
"prompt": full_prompt,
"n_predict": max_tokens,
"temperature": temperature,
"stop": ["User:", "\nUser:", "Assistant:", "\n\n\n"]
}
try:
r = await http_client.post(f"{url}/completion", json=payload)
r.raise_for_status()
data = r.json()
return data.get("content", "")
except Exception as e:
logger.error(f"MI50 error: {e}")
raise RuntimeError(f"MI50 API error: {e}")
# ------------------------------------------------------------
# OPENAI
# ------------------------------------------------------------
if provider == "openai":
headers = {
"Authorization": f"Bearer {cfg['api_key']}",
"Authorization": f"Bearer {cfg.get('api_key')}",
"Content-Type": "application/json"
}
# Use messages array if provided, otherwise convert prompt to single user message
if messages:
chat_messages = messages
else:
chat_messages = [{"role": "user", "content": prompt}]
payload = {
"model": model,
"messages": chat_messages,
"messages": messages,
"temperature": temperature,
"max_tokens": max_tokens,
}
# Add tools if available (OpenAI native function calling)
if provider_tools:
payload["tools"] = provider_tools
if provider_tool_choice:
payload["tool_choice"] = provider_tool_choice
try:
r = await http_client.post(f"{url}/chat/completions", json=payload, headers=headers)
r = await http_client.post(
f"{url}/chat/completions",
json=payload,
headers=headers
)
r.raise_for_status()
data = r.json()
return data["choices"][0]["message"]["content"]
# If caller wants adapter response with tool calls, parse and return
if return_adapter_response and tools:
# Create mock response object for adapter
class MockChoice:
def __init__(self, message_data):
self.message = type('obj', (object,), {})()
self.message.content = message_data.get("content")
# Convert tool_calls dicts to objects
raw_tool_calls = message_data.get("tool_calls")
if raw_tool_calls:
self.message.tool_calls = []
for tc in raw_tool_calls:
tool_call_obj = type('obj', (object,), {})()
tool_call_obj.id = tc.get("id")
tool_call_obj.function = type('obj', (object,), {})()
tool_call_obj.function.name = tc.get("function", {}).get("name")
tool_call_obj.function.arguments = tc.get("function", {}).get("arguments")
self.message.tool_calls.append(tool_call_obj)
else:
self.message.tool_calls = None
class MockResponse:
def __init__(self, data):
self.choices = [MockChoice(data["choices"][0]["message"])]
mock_resp = MockResponse(data)
adapter = TOOL_ADAPTERS.get(backend) or TOOL_ADAPTERS["OPENAI"]
return await adapter.parse_response(mock_resp)
else:
return data["choices"][0]["message"]["content"]
except httpx.HTTPError as e:
logger.error(f"HTTP error calling openai: {type(e).__name__}: {str(e)}")
raise RuntimeError(f"LLM API error (openai): {type(e).__name__}: {str(e)}")
except (KeyError, json.JSONDecodeError) as e:
logger.error(f"Response parsing error from openai: {e}")
raise RuntimeError(f"Invalid response format (openai): {e}")
except Exception as e:
logger.error(f"Unexpected error calling openai: {type(e).__name__}: {str(e)}")
raise RuntimeError(f"Unexpected error (openai): {type(e).__name__}: {str(e)}")
logger.error(f"OpenAI error: {e}")
raise RuntimeError(f"OpenAI API error: {e}")
# -------------------------------
# Unknown provider
# -------------------------------
raise RuntimeError(f"Provider '{provider}' not implemented.")
# ------------------------------------------------------------
# Unknown Provider
# ------------------------------------------------------------
raise RuntimeError(f"Provider '{provider}' not implemented.")