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https://github.com/MODSetter/SurfSense.git
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feat(chat): add model retry and stream lifecycle events
This commit is contained in:
Anish Sarkar
parent
dbb652d4f8
commit
dc893281ba
3 changed files with 138 additions and 6 deletions
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@ -14,6 +14,7 @@ import contextlib
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import gc
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import json
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import logging
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import sys
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import time
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from collections.abc import AsyncGenerator
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from dataclasses import dataclass, field
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@ -886,6 +887,7 @@ async def stream_new_chat(
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stream_result.client_platform = fs_platform
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chat_agent_mode = "unknown"
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chat_outcome = "success"
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chat_error_category: str | None = None
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chat_span_cm = ot.chat_request_span(
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chat_id=chat_id,
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search_space_id=search_space_id,
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@ -985,6 +987,14 @@ async def stream_new_chat(
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requires_image_input=_requires_image_input,
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)
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).resolved_llm_config_id
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ot.add_event(
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"model.pin.resolved",
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{
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"pin.requested_id": requested_llm_config_id,
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"pin.resolved_id": llm_config_id,
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"pin.requires_image_input": _requires_image_input,
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},
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)
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except ValueError as pin_error:
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# Auto-pin's "no vision-capable cfg" path raises a ValueError
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# whose message we map to the friendly image-input SSE error
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@ -1001,6 +1011,13 @@ async def stream_new_chat(
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if error_code == "MODEL_DOES_NOT_SUPPORT_IMAGE_INPUT"
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else "server_error"
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)
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if error_code == "MODEL_DOES_NOT_SUPPORT_IMAGE_INPUT":
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ot.add_event(
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"quota.denied",
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{
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"quota.code": error_code,
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},
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)
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yield _emit_stream_error(
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message=str(pin_error),
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error_kind=error_kind,
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@ -1055,6 +1072,12 @@ async def stream_new_chat(
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model_label = (
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agent_config.config_name or agent_config.model_name or "model"
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)
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ot.add_event(
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"quota.denied",
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{
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"quota.code": "MODEL_DOES_NOT_SUPPORT_IMAGE_INPUT",
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},
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)
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yield _emit_stream_error(
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message=(
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f"The selected model ({model_label}) does not support "
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@ -1098,6 +1121,12 @@ async def stream_new_chat(
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)
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_premium_reserved_micros = reserve_amount_micros
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if not quota_result.allowed:
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ot.add_event(
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"quota.denied",
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{
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"quota.code": "PREMIUM_QUOTA_EXHAUSTED",
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},
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)
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if requested_llm_config_id == 0:
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try:
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llm_config_id = (
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@ -1111,6 +1140,13 @@ async def stream_new_chat(
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requires_image_input=_requires_image_input,
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)
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).resolved_llm_config_id
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ot.add_event(
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"model.repin",
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{
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"repin.reason": "premium_quota_exhausted",
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"repin.to_config_id": llm_config_id,
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},
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)
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except ValueError as pin_error:
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yield _emit_stream_error(
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message=str(pin_error),
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@ -1880,6 +1916,14 @@ async def stream_new_chat(
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llm_config_id,
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time.perf_counter() - _t0,
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)
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ot.add_event(
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"chat.rate_limit.recovered",
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{
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"recovery.reason": "provider_rate_limited",
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"recovery.previous_config_id": previous_config_id,
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"recovery.fallback_config_id": llm_config_id,
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},
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)
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_log_chat_stream_error(
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flow=flow,
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error_kind="rate_limited",
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@ -1910,6 +1954,12 @@ async def stream_new_chat(
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log_system_snapshot("stream_new_chat_END")
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if stream_result.is_interrupted:
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ot.add_event(
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"chat.interrupted",
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{
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"chat.flow": flow,
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},
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)
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if title_task is not None and not title_task.done():
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title_task.cancel()
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@ -2029,9 +2079,11 @@ async def stream_new_chat(
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error_extra,
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) = _classify_stream_exception(e, flow_label="chat")
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chat_outcome = error_code or error_kind or "error"
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chat_error_category = ot_metrics.categorize_exception(e)
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with contextlib.suppress(Exception):
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chat_span.set_attribute("chat.outcome", chat_outcome)
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chat_span.record_exception(e)
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chat_span.set_attribute("error.category", chat_error_category)
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ot.record_error(chat_span, e)
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error_message = f"Error during chat: {e!s}"
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print(f"[stream_new_chat] {error_message}")
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print(f"[stream_new_chat] Exception type: {type(e).__name__}")
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@ -2234,8 +2286,9 @@ async def stream_new_chat(
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flow=flow,
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outcome=chat_outcome,
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agent_mode=chat_agent_mode,
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error_category=chat_error_category,
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)
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chat_span_cm.__exit__(None, None, None)
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chat_span_cm.__exit__(*sys.exc_info())
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async def stream_resume_chat(
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@ -2262,6 +2315,7 @@ async def stream_resume_chat(
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stream_result.client_platform = fs_platform
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chat_agent_mode = "unknown"
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chat_outcome = "success"
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chat_error_category: str | None = None
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chat_span_cm = ot.chat_request_span(
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chat_id=chat_id,
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search_space_id=search_space_id,
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@ -2345,6 +2399,14 @@ async def stream_resume_chat(
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selected_llm_config_id=llm_config_id,
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)
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).resolved_llm_config_id
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ot.add_event(
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"model.pin.resolved",
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{
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"pin.requested_id": requested_llm_config_id,
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"pin.resolved_id": llm_config_id,
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"pin.requires_image_input": False,
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},
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)
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except ValueError as pin_error:
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yield _emit_stream_error(
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message=str(pin_error),
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@ -2401,6 +2463,12 @@ async def stream_resume_chat(
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)
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_resume_premium_reserved_micros = reserve_amount_micros
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if not quota_result.allowed:
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ot.add_event(
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"quota.denied",
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{
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"quota.code": "PREMIUM_QUOTA_EXHAUSTED",
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},
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)
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if requested_llm_config_id == 0:
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try:
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llm_config_id = (
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@ -2413,6 +2481,13 @@ async def stream_resume_chat(
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force_repin_free=True,
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)
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).resolved_llm_config_id
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ot.add_event(
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"model.repin",
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{
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"repin.reason": "premium_quota_exhausted",
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"repin.to_config_id": llm_config_id,
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},
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)
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except ValueError as pin_error:
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yield _emit_stream_error(
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message=str(pin_error),
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@ -2748,6 +2823,14 @@ async def stream_resume_chat(
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llm_config_id,
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time.perf_counter() - _t0,
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)
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ot.add_event(
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"chat.rate_limit.recovered",
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{
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"recovery.reason": "provider_rate_limited",
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"recovery.previous_config_id": previous_config_id,
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"recovery.fallback_config_id": llm_config_id,
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},
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)
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_log_chat_stream_error(
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flow="resume",
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error_kind="rate_limited",
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@ -2775,6 +2858,12 @@ async def stream_resume_chat(
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chat_id,
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)
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if stream_result.is_interrupted:
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ot.add_event(
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"chat.interrupted",
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{
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"chat.flow": "resume",
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},
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)
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usage_summary = accumulator.per_message_summary()
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_perf_log.info(
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"[token_usage] interrupted resume_chat: calls=%d total=%d cost_micros=%d summary=%s",
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@ -2869,9 +2958,11 @@ async def stream_resume_chat(
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error_extra,
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) = _classify_stream_exception(e, flow_label="resume")
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chat_outcome = error_code or error_kind or "error"
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chat_error_category = ot_metrics.categorize_exception(e)
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with contextlib.suppress(Exception):
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chat_span.set_attribute("chat.outcome", chat_outcome)
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chat_span.record_exception(e)
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chat_span.set_attribute("error.category", chat_error_category)
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ot.record_error(chat_span, e)
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error_message = f"Error during resume: {e!s}"
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print(f"[stream_resume_chat] {error_message}")
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print(f"[stream_resume_chat] Traceback:\n{traceback.format_exc()}")
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@ -3033,5 +3124,6 @@ async def stream_resume_chat(
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flow="resume",
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outcome=chat_outcome,
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agent_mode=chat_agent_mode,
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error_category=chat_error_category,
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)
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chat_span_cm.__exit__(None, None, None)
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chat_span_cm.__exit__(*sys.exc_info())
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