1059 lines
56 KiB
Python
1059 lines
56 KiB
Python
"""Codex API runtime — App Server and Responses-API streaming paths.
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Every entry point takes the parent AIAgent first. ``run_codex_app_server_turn``
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drives one ``codex app-server`` subprocess turn; ``run_codex_stream`` runs one
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streaming Codex Responses call (``run_codex_create_stream_fallback`` is its alias).
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"""
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from __future__ import annotations
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import json
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import logging
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import os
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import time
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from contextlib import suppress
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from types import SimpleNamespace
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from typing import Any, Callable, Dict, List
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from agent.stream_single_writer import claim_stream_writer, stream_writer_is_current
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logger = logging.getLogger(__name__)
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def _call_guarded(fn: Callable | None, fail_msg: str, *fail_args: Any, args: tuple = (), kwargs: dict | None = None):
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"""Invoke an optional display/debug callback; a buggy hook must never tear down the turn."""
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if fn is None:
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return
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try:
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fn(*args, **(kwargs or {}))
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except Exception:
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logger.debug(fail_msg, *fail_args, exc_info=True)
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def _codex_request_failure_details(error: BaseException) -> tuple[int | None, str]:
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"""(serialized request bytes, exception class chain) for a failed request.
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OpenAI connection exceptions retain the final ``httpx.Request``; its buffered
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content gives the exact byte count without logging payloads or URLs."""
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request_body_bytes: int | None = None
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exception_classes: list[str] = []
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current: BaseException | None = error
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seen: set[int] = set()
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while current is not None and id(current) not in seen and len(seen) < 8:
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seen.add(id(current))
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exception_classes.append(type(current).__name__)
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if request_body_bytes is None:
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try:
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request = getattr(current, "request", None)
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content = request.content if request is not None else None
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except Exception:
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content = None
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if isinstance(content, str):
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request_body_bytes = len(content.encode("utf-8"))
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elif isinstance(content, (bytes, bytearray, memoryview)):
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request_body_bytes = len(content)
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implicit_chain = current.__cause__ is None and not current.__suppress_context__
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current = current.__context__ if implicit_chain else current.__cause__
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return request_body_bytes, " <- ".join(exception_classes)
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def _coerce_usage_int(value: Any) -> int:
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if isinstance(value, bool) or not isinstance(value, (int, float, str)):
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return 0
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try:
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return max(int(value), 0)
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except ValueError:
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return 0
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def _queue_token_counts(agent, fail_msg: str, *fail_extra: Any, counts: Callable[[], dict]) -> None:
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"""Enqueue per-call accounting for the SessionDB background writer. ``counts`` is built
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lazily inside the guarded try so a stub agent without a session DB is never touched."""
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if not (agent._session_db and agent.session_id):
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return
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try:
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if not agent._session_db_created:
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agent._ensure_db_session()
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agent._session_db.queue_token_counts(agent.session_id, **counts())
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except Exception as exc:
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logger.debug(fail_msg, agent.session_id, *fail_extra, exc)
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def _record_codex_app_server_usage(agent, turn) -> dict[str, Any]:
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"""Translate Codex app-server token usage into Hermes accounting.
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Prompt bucket = uncached + cached input; the protocol exposes no cache-write
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tokens. A turn with no usage still counts as one API call."""
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agent.session_api_calls += 1
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usage = getattr(turn, "token_usage_last", None)
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compressor = getattr(agent, "context_compressor", None)
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def billing(**extra):
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return dict(model=agent.model, billing_provider=agent.provider, billing_base_url=agent.base_url, api_call_count=1, **extra)
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if not isinstance(usage, dict) or not usage:
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if compressor is not None and getattr(compressor, "awaiting_real_usage_after_compression", False):
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# No usage cannot adjudicate the pending compaction; unlatch preflight deferral.
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compressor.update_from_response({})
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_queue_token_counts(agent, "Codex app-server api-call persistence failed (session=%s): %s",
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counts=lambda: billing(billing_mode="subscription_included"))
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return {}
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from agent.usage_pricing import CanonicalUsage, estimate_usage_cost
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canonical_usage = CanonicalUsage(
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input_tokens=_coerce_usage_int(usage.get("inputTokens")), output_tokens=_coerce_usage_int(usage.get("outputTokens")),
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cache_read_tokens=_coerce_usage_int(usage.get("cachedInputTokens")), cache_write_tokens=0,
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reasoning_tokens=_coerce_usage_int(usage.get("reasoningOutputTokens")), raw_usage=usage,
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)
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prompt_tokens = canonical_usage.prompt_tokens
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total_tokens = _coerce_usage_int(usage.get("totalTokens")) or canonical_usage.total_tokens
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token_counts = {
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f: getattr(canonical_usage, f)
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for f in ("input_tokens", "output_tokens", "cache_read_tokens", "cache_write_tokens", "reasoning_tokens")
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}
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usage_dict = {"prompt_tokens": prompt_tokens, "completion_tokens": canonical_usage.output_tokens,
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"total_tokens": total_tokens, **token_counts}
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if compressor is not None:
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try:
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compressor.update_from_response(usage_dict)
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context_window = getattr(turn, "model_context_window", None)
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if isinstance(context_window, int) and context_window > 0:
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compressor.context_length = context_window
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except Exception:
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logger.debug("codex app-server usage update failed", exc_info=True)
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for key, value in usage_dict.items():
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setattr(agent, f"session_{key}", getattr(agent, f"session_{key}") + value)
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cost_result = estimate_usage_cost(
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agent.model, canonical_usage, provider=agent.provider, base_url=agent.base_url, api_key=getattr(agent, "api_key", ""),
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)
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cost_usd = float(cost_result.amount_usd) if cost_result.amount_usd is not None else None
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if cost_usd is not None:
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agent.session_estimated_cost_usd += cost_usd
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agent.session_cost_status, agent.session_cost_source = cost_result.status, cost_result.source
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cost_fields = {"estimated_cost_usd": cost_usd, "cost_status": cost_result.status, "cost_source": cost_result.source}
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_queue_token_counts(
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agent, "Codex app-server token persistence failed (session=%s, tokens=%d): %s", total_tokens,
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counts=lambda: billing(
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**token_counts, **cost_fields, billing_mode="subscription_included" if cost_result.status == "included" else None,
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),
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)
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return {**usage_dict, "last_prompt_tokens": prompt_tokens, **cost_fields}
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def _record_codex_app_server_compaction(agent, turn, *, approx_tokens: int | None = None, force: bool = False) -> bool:
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"""Record a Codex-native compaction boundary: the app-server owns the compacted thread,
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so local transcript rows are NOT rewritten — only session event/usage counters."""
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if not force and not getattr(turn, "compacted", False):
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return False
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thread_id, turn_id = getattr(turn, "thread_id", None) or "", getattr(turn, "turn_id", None) or ""
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logger.info(
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"codex app-server compaction observed: session=%s thread=%s turn=%s force=%s",
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getattr(agent, "session_id", None) or "none", thread_id, turn_id, force,
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)
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if not force:
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with suppress(Exception):
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from agent.conversation_compression import COMPACTION_STATUS
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agent._emit_status(COMPACTION_STATUS)
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compressor = getattr(agent, "context_compressor", None)
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if compressor is not None:
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compressor.compression_count = getattr(compressor, "compression_count", 0) + 1
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compressor.last_compression_rough_tokens = approx_tokens or 0
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# Codex owns this summary: a prior Hermes deterministic-fallback flag must not leak into it.
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record_boundary = getattr(type(compressor), "record_completed_compaction", None)
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if callable(record_boundary):
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record_boundary(compressor, used_fallback=False)
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elif hasattr(compressor, "_verify_compaction_cleared_threshold"):
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compressor._verify_compaction_cleared_threshold = True
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if not getattr(turn, "token_usage_last", None):
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compressor.last_prompt_tokens = -1
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compressor.last_completion_tokens = 0
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compressor.awaiting_real_usage_after_compression = True
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# Provider-side context was rewritten; the usage anchor's transcript snapshot no longer matches.
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agent._usage_anchor = agent._turn_base_usage_anchor = None
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agent._last_compaction_in_place = False
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_call_guarded(getattr(agent, "event_callback", None) or None, "event_callback error on codex session:compress",
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args=("session:compress", {
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"platform": getattr(agent, "platform", None) or "",
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"session_id": getattr(agent, "session_id", None) or "",
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"old_session_id": "", "in_place": False,
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"compression_count": getattr(compressor, "compression_count", 0) if compressor is not None else 0,
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"runtime": "codex_app_server", "thread_id": thread_id, "turn_id": turn_id,
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}))
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return True
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# --- Codex app-server → Hermes UI bridge -------------------------------------
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# The app-server bypasses the Hermes tool loop, so the bridge translates JSON-RPC
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# notifications into the callbacks the standard runtime fires
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# (tool_progress_callback, _fire_stream_delta, _emit_interim_assistant_message).
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# Item types that project to a Hermes tool_call (keep in sync with
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# agent/transports/codex_event_projector.py so UI names match recorded names).
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# webSearch is codex's built-in tool: no projector entry, still gets a bubble.
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_CODEX_TOOL_ITEM_TYPES = frozenset({"commandExecution", "fileChange", "mcpToolCall", "dynamicToolCall", "webSearch"})
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# Internal MCP server wrapping Hermes' native tools: its inner dispatch has no
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# tool_progress_callback, so the codex-level mcpToolCall IS the display event and
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# the mcp.hermes-tools.* prefix is stripped (users think of these as Hermes tools).
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_INTERNAL_MCP_SERVER = "hermes-tools"
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_STATIC_TOOL_NAMES = {"commandExecution": "exec_command", "fileChange": "apply_patch", "webSearch": "web_search"}
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_STABLE_ID_PREFIXES = {"commandExecution": "exec", "fileChange": "apply_patch"}
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_MCP_LIKE_ITEM_TYPES = {"mcpToolCall", "dynamicToolCall"}
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# Item types whose preview is the first 120 chars of one string field.
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_PREVIEW_FIELDS = {"commandExecution": "command", "webSearch": "query"}
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def _item_changes(item: dict) -> list[dict]:
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return [c for c in (item.get("changes") or []) if isinstance(c, dict)]
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def _codex_item_to_tool_name(item: dict) -> str:
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"""Synthetic Hermes tool name for a codex item (mirrors CodexEventProjector)."""
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item_type = item.get("type") or ""
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if item_type == "mcpToolCall":
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server, tool = item.get("server") or "mcp", item.get("tool") or "unknown"
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return tool if server == _INTERNAL_MCP_SERVER else f"mcp.{server}.{tool}"
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if item_type == "dynamicToolCall":
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return item.get("tool") or "dynamic"
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return _STATIC_TOOL_NAMES.get(item_type) or item_type or "unknown"
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def _codex_item_to_args(item: dict) -> dict:
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"""Args dict for tool_progress_callback("tool.started"); mirrors the projector shapes."""
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item_type = item.get("type") or ""
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if item_type == "commandExecution":
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return {"command": item.get("command") or "", "cwd": item.get("cwd") or ""}
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if item_type == "fileChange":
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return {"changes": [
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{"kind": (c.get("kind") or {}).get("type") or "update", "path": c.get("path") or ""} for c in _item_changes(item)
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]}
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if item_type in _MCP_LIKE_ITEM_TYPES:
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args = item.get("arguments") or {}
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return args if isinstance(args, dict) else {"arguments": args}
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return {"query": item.get("query") or ""} if item_type == "webSearch" else {}
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def _codex_item_to_preview(item: dict) -> Any:
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"""Short preview for the tool.started bubble; None when nothing useful (UI tolerates None)."""
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item_type = item.get("type") or ""
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if item_type in _PREVIEW_FIELDS:
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return (item.get(_PREVIEW_FIELDS[item_type]) or "")[:120] or None
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if item_type == "fileChange":
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paths = [c.get("path") for c in _item_changes(item) if c.get("path")]
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return (", ".join(paths[:3]) + (f", +{len(paths) - 3} more" if len(paths) > 3 else "")) if paths else None
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if item_type in _MCP_LIKE_ITEM_TYPES:
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args = item.get("arguments") or {}
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if isinstance(args, dict) and args:
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with suppress(TypeError, ValueError):
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return json.dumps(args, ensure_ascii=False)[:120]
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return None
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def _codex_item_completion_payload(item: dict) -> tuple[str, bool]:
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"""(result_text, is_error) for a completed tool item; mirrors the projector's tool-result content."""
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item_type = item.get("type") or ""
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if item_type == "commandExecution":
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out = item.get("aggregatedOutput") or ""
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exit_code = item.get("exitCode")
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is_error = bool(exit_code is not None and exit_code != 0)
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return (f"[exit {exit_code}]\n{out}" if is_error else out), is_error
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if item_type == "fileChange":
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status = item.get("status") or "unknown"
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n = len(item.get("changes") or [])
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return f"apply_patch status={status}, {n} change(s)", status not in {"completed", "applied", "success"}
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if item_type == "mcpToolCall":
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if error := item.get("error"):
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return f"[error] {json.dumps(error, ensure_ascii=False)[:1000]}", True
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result = item.get("result")
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return (json.dumps(result, ensure_ascii=False)[:4000] if result is not None else ""), False
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if item_type == "dynamicToolCall":
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content_items = item.get("contentItems") or []
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success = item.get("success", True)
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has_items = isinstance(content_items, list) and content_items
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return (json.dumps(content_items, ensure_ascii=False)[:4000] if has_items else f"success={success}"), not bool(success)
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return "", False
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def _stable_call_id(item: dict, name: str) -> str:
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"""Deterministic tool_call id mirroring CodexEventProjector (live TUI card correlates with projected history)."""
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from agent.transports.codex_event_projector import _deterministic_call_id
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item_type = item.get("type") or ""
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tool = item.get("tool") or "unknown"
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prefix = {"mcpToolCall": f"mcp__{item.get('server') or 'mcp'}__{tool}", "dynamicToolCall": f"dyn_{tool}"}.get(item_type)
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return _deterministic_call_id(prefix or _STABLE_ID_PREFIXES.get(item_type, name), item.get("id") or "")
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def make_codex_app_server_event_bridge(agent) -> Callable[[dict], None]:
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"""Build the ``on_event`` callback for ``CodexAppServerSession(on_event=...)``.
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Tool items fire ``tool_progress_callback`` plus the stable-ID ``tool_start_callback`` /
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``tool_complete_callback`` card hooks; deltas go to ``_fire_stream_delta`` /
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``_fire_reasoning_delta``; a completed agentMessage goes to
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``_emit_interim_assistant_message`` (the gateway's ``already_streamed`` check dedupes
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against streamed deltas). Every callback is guarded so a buggy display hook cannot
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tear down the turn loop."""
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# item_id -> (tool_name, args, started_monotonic); duration even when codex omits durationMs.
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started: dict[str, tuple[str, dict, float]] = {}
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def agent_cb(attr: str, fail_msg: str, *fail_args: Any, args: tuple = (), kwargs: dict | None = None) -> None:
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_call_guarded(getattr(agent, attr, None), fail_msg, *fail_args, args=args, kwargs=kwargs)
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def _fire_tool_started(item: dict) -> None:
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item_id, name = item.get("id") or "", _codex_item_to_tool_name(item)
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args = _codex_item_to_args(item)
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if item_id:
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started[item_id] = (name, args, time.monotonic())
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agent_cb("tool_progress_callback", "tool_progress_callback raised on tool.started for %s", name,
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args=("tool.started", name, _codex_item_to_preview(item), args))
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# Stable-ID tool card (TUI/desktop) fires alongside the progress bubble.
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agent_cb("tool_start_callback", "tool_start_callback raised for %s", name,
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args=(_stable_call_id(item, name), name, args))
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def _fire_tool_completed(item: dict) -> None:
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name = _codex_item_to_tool_name(item)
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prior = started.pop(item_id, None) if (item_id := item.get("id") or "") else None
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# Prefer codex's durationMs; else our started timestamp; else None
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# (some codex versions only emit completed for fast items).
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codex_ms = item.get("durationMs")
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has_codex_ms = isinstance(codex_ms, (int, float)) and codex_ms >= 0
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duration: Any = codex_ms / 1000.0 if has_codex_ms else (time.monotonic() - prior[2] if prior is not None else None)
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result, is_error = _codex_item_completion_payload(item)
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agent_cb("tool_progress_callback", "tool_progress_callback raised on tool.completed for %s", name,
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args=("tool.completed", name, None, None),
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kwargs={"duration": duration, "is_error": is_error, "result": result})
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args = prior[1] if prior is not None else _codex_item_to_args(item)
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agent_cb("tool_complete_callback", "tool_complete_callback raised for %s", name,
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args=(_stable_call_id(item, name), name, args, result))
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def _fire_delta(params: dict, attr: str) -> None:
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text = params.get("delta") or params.get("text") or ""
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if isinstance(text, str) and text:
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agent_cb(attr, f"{attr} raised", args=(text,))
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def _fire_agent_message_completed(item: dict) -> None:
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text = item.get("text") or ""
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# display.show_commentary=false keeps mid-turn narration off the interim
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# path here too (same contract as codex_responses commentary).
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if isinstance(text, str) and text.strip() and getattr(agent, "show_commentary", True):
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agent_cb("_emit_interim_assistant_message", "_emit_interim_assistant_message raised",
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args=({"role": "assistant", "content": text},))
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def _on_item(params: dict, completed: bool) -> None:
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item = params.get("item")
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if not isinstance(item, dict):
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return
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item_type = item.get("type") or ""
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if item_type in _CODEX_TOOL_ITEM_TYPES:
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(_fire_tool_completed if completed else _fire_tool_started)(item)
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elif completed and item_type == "agentMessage":
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_fire_agent_message_completed(item)
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handlers: dict[str, Callable[[dict], None]] = {
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"item/agentMessage/delta": lambda p: _fire_delta(p, "_fire_stream_delta"),
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"item/reasoning/delta": lambda p: _fire_delta(p, "_fire_reasoning_delta"),
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"item/reasoning/summaryDelta": lambda p: _fire_delta(p, "_fire_reasoning_delta"),
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"item/started": lambda p: _on_item(p, completed=False),
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"item/completed": lambda p: _on_item(p, completed=True),
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}
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def on_event(note: dict) -> None:
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handler = handlers.get(note.get("method") or "") if isinstance(note, dict) else None
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if handler is not None:
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params = note.get("params")
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handler(params if isinstance(params, dict) else {})
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return on_event
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# --- Codex app-server turn ----------------------------------------------------
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def _close_codex_session(agent) -> None:
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"""Drop the session so the next turn respawns codex instead of reusing a dead client."""
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with suppress(Exception):
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agent._codex_session.close()
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agent._codex_session = None
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def _consume_user_interrupt(agent, active: bool = True) -> tuple[bool, Any]:
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"""(user_interrupted, interrupt_message); clears the agent-level interrupt so a hard
|
|
stop cannot poison the next turn (mirrors the conversation-loop finalizer)."""
|
|
interrupted = bool(active and getattr(agent, "_interrupt_requested", False))
|
|
message = getattr(agent, "_interrupt_message", None) if interrupted else None
|
|
if interrupted:
|
|
agent.clear_interrupt()
|
|
return interrupted, message
|
|
|
|
|
|
def _ensure_codex_session(agent) -> None:
|
|
"""Lazily spawn one CodexAppServerSession per AIAgent (reused across turns, closed by the _cleanup hook)."""
|
|
if getattr(agent, "_codex_session", None) is not None:
|
|
return
|
|
from agent.runtime_cwd import resolve_agent_cwd
|
|
from agent.transports.codex_app_server_session import CodexAppServerSession, _ServerRequestRouting
|
|
# Approval callback: Hermes' standard prompt flow when a CLI thread installed one.
|
|
try:
|
|
from tools.terminal_tool import _get_approval_callback
|
|
approval_callback = _get_approval_callback()
|
|
except Exception:
|
|
approval_callback = None
|
|
# Gateway/cron have no UI for codex approval requests, so exec/apply_patch fail
|
|
# closed by default. Only an explicit approval bypass (approvals.mode: off, /yolo,
|
|
# --yolo, HERMES_YOLO_MODE) hands policy to codex's own sandbox profile.
|
|
auto_approve_requests = False
|
|
try:
|
|
from tools.approval import is_approval_bypass_active
|
|
auto_approve_requests = is_approval_bypass_active()
|
|
except Exception:
|
|
logger.debug("codex app-server: approval-bypass lookup failed; keeping fail-closed default", exc_info=True)
|
|
agent._codex_session = CodexAppServerSession(
|
|
cwd=getattr(agent, "session_cwd", None) or str(resolve_agent_cwd()), approval_callback=approval_callback,
|
|
request_routing=_ServerRequestRouting(auto_approve_exec=auto_approve_requests, auto_approve_apply_patch=auto_approve_requests),
|
|
on_event=make_codex_app_server_event_bridge(agent),
|
|
)
|
|
|
|
|
|
def _persist_projected_messages(agent, turn, messages: List[Dict[str, Any]]) -> None:
|
|
"""Splice the projected messages into ``messages`` and flush them to the session DB.
|
|
|
|
Bypasses conversation_loop's per-step _persist_session(); the flush dedups via
|
|
_DB_PERSISTED_MARKER so only the new codex rows are written. The agent stays the
|
|
sole persister (agent_persisted=True): a gateway re-write would re-INSERT the user turn."""
|
|
if not turn.projected_messages:
|
|
return
|
|
from agent.message_metadata import append_message
|
|
for projected_message in turn.projected_messages:
|
|
append_message(messages, projected_message)
|
|
if getattr(agent, "_session_db", None) is None:
|
|
return
|
|
try:
|
|
flush_ok = agent._flush_messages_to_session_db(messages)
|
|
except Exception:
|
|
flush_ok = False
|
|
logger.warning("codex app-server projected-message flush failed", exc_info=True)
|
|
if flush_ok is False:
|
|
# Output already streamed and agent_persisted cannot flip to False: surface the gap loudly.
|
|
logger.warning(
|
|
"codex app-server turn was delivered but could NOT be persisted to the session DB "
|
|
"(session=%s) — this turn will be missing after restart/resume",
|
|
getattr(agent, "session_id", None),
|
|
)
|
|
|
|
|
|
def _finish_codex_turn(
|
|
agent, turn, messages: List[Dict[str, Any]], *, original_user_message: Any, should_review_memory: bool,
|
|
) -> dict[str, Any]:
|
|
"""Post-turn bookkeeping mirroring the chat_completions loop; returns usage fields."""
|
|
# run_conversation() already bumped _turns_since_memory / _user_turn_count; only
|
|
# _iters_since_skill (per tool iteration in the bypassed loop) is ours.
|
|
agent._iters_since_skill = getattr(agent, "_iters_since_skill", 0) + turn.tool_iterations
|
|
_record_codex_app_server_compaction(agent, turn)
|
|
usage_result = _record_codex_app_server_usage(agent, turn)
|
|
# Skill nudge check AFTER iters were incremented (same as chat_completions).
|
|
should_review_skills = (0 < agent._skill_nudge_interval <= agent._iters_since_skill
|
|
and "skill_manage" in agent.valid_tool_names)
|
|
if should_review_skills:
|
|
agent._iters_since_skill = 0
|
|
# External memory sync skipped on interrupt/error (no partial transcripts).
|
|
if not turn.interrupted and turn.error is None:
|
|
_call_guarded(getattr(agent, "_sync_external_memory_for_turn", None), "external memory sync raised", kwargs=dict(
|
|
original_user_message=original_user_message, final_response=turn.final_text, interrupted=False, messages=messages,
|
|
))
|
|
# Background review fork: only when a trigger tripped AND a real final response exists.
|
|
if turn.final_text and not turn.interrupted and (should_review_memory or should_review_skills):
|
|
_call_guarded(getattr(agent, "_spawn_background_review", None), "background review spawn raised", kwargs=dict(
|
|
messages_snapshot=list(messages), review_memory=should_review_memory, review_skills=should_review_skills,
|
|
))
|
|
return usage_result
|
|
|
|
|
|
def run_codex_app_server_turn(
|
|
agent, *, user_message: str, original_user_message: Any, messages: List[Dict[str, Any]], effective_task_id: str,
|
|
should_review_memory: bool = False,
|
|
) -> Dict[str, Any]:
|
|
"""Hand the turn to a ``codex app-server`` subprocess and project its events into ``messages``.
|
|
|
|
Returns the chat_completions result shape. The user message is ALREADY in
|
|
``messages`` — never append it again."""
|
|
# Defense in depth for compression.checkpoint_required: agent init refuses the
|
|
# combination, but api_mode is mutable. Explicit-True check matches compress_context().
|
|
if getattr(agent, "compression_checkpoint_required", False) is True:
|
|
from agent.conversation_compression import _checkpoint_blocked
|
|
raise _checkpoint_blocked(
|
|
"codex_app_server owns the authoritative thread and compacts it "
|
|
"without a truthful pre-compaction transcript boundary"
|
|
)
|
|
_ensure_codex_session(agent)
|
|
try:
|
|
turn = agent._codex_session.run_turn(user_input=user_message)
|
|
except Exception as exc:
|
|
logger.exception("codex app-server turn failed")
|
|
_close_codex_session(agent)
|
|
return _turn_result(
|
|
_consume_user_interrupt(agent), messages, api_calls=0, completed=False, error=str(exc),
|
|
final_response=f"Codex app-server turn failed: {exc}. Fall back to default runtime with `/codex-runtime auto`.",
|
|
)
|
|
interrupt = _consume_user_interrupt(agent, turn.interrupted)
|
|
# Wedged client (deadline blown, watchdog tripped, OAuth refresh died,
|
|
# subprocess exited): retire the session so the next turn respawns codex.
|
|
if getattr(turn, "should_retire", False):
|
|
logger.warning("codex app-server session retired (turn error: %s)", turn.error)
|
|
_close_codex_session(agent)
|
|
_persist_projected_messages(agent, turn, messages)
|
|
usage_result = _finish_codex_turn(
|
|
agent, turn, messages, original_user_message=original_user_message, should_review_memory=should_review_memory,
|
|
)
|
|
return _turn_result(
|
|
interrupt, messages, api_calls=1, completed=not turn.interrupted and turn.error is None, error=turn.error,
|
|
final_response=turn.final_text,
|
|
# We flushed the projected rows ourselves; the gateway must skip its own DB write.
|
|
agent_persisted=True,
|
|
codex_thread_id=turn.thread_id,
|
|
codex_turn_id=turn.turn_id,
|
|
**usage_result,
|
|
)
|
|
|
|
|
|
def _turn_result(
|
|
interrupt: tuple[bool, Any], messages: List[Dict[str, Any]], *,
|
|
api_calls: int, completed: bool, error: Any, final_response: Any, **extra: Any,
|
|
) -> Dict[str, Any]:
|
|
"""Result shape shared with the chat_completions path (``partial`` == ``not completed``)."""
|
|
user_interrupted, interrupt_message = interrupt
|
|
return {
|
|
"final_response": final_response, "messages": messages, "api_calls": api_calls,
|
|
"completed": completed, "partial": not completed, "interrupted": user_interrupted,
|
|
**({"interrupt_message": interrupt_message} if interrupt_message else {}),
|
|
"error": error, **extra,
|
|
}
|
|
|
|
|
|
# --- Event-driven Responses streaming -----------------------------------------
|
|
# The SDK's ``responses.stream(...)`` helper rebuilds a typed Response from
|
|
# ``response.completed.response.output`` and crashes when it is null. We consume raw
|
|
# ``responses.create(stream=True)`` SSE events and assemble the final response from
|
|
# ``output_item.done``, so the terminal ``output`` may be null / [] / a string / absent.
|
|
|
|
|
|
def _event_field(event: Any, name: str, default: Any = None) -> Any:
|
|
"""Field access for attr-style (SDK objects) and dict (raw JSON) events/items."""
|
|
value = getattr(event, name, None)
|
|
if value is None and isinstance(event, dict):
|
|
value = event.get(name, default)
|
|
return value if value is not None else default
|
|
|
|
|
|
def _raise_stream_error(event: Any) -> None:
|
|
"""Raise ``_StreamErrorEvent`` from a ``type=error`` SSE frame.
|
|
|
|
The spec puts code/message/param at the top level, but the SDK and several
|
|
proxies nest them under ``error``; read top-level first, then the envelope."""
|
|
from run_agent import _StreamErrorEvent
|
|
nested = _event_field(event, "error")
|
|
|
|
def _error_field(name: str) -> Any:
|
|
value = _event_field(event, name)
|
|
return _event_field(nested, name) if value is None and nested is not None else value
|
|
raw_message = _error_field("message")
|
|
message = (str(raw_message) if raw_message is not None else "stream emitted error event").strip() or "stream emitted error event"
|
|
raise _StreamErrorEvent(message, code=_error_field("code"), param=_error_field("param"))
|
|
|
|
|
|
def _message_phase(item: Any) -> str | None:
|
|
phase = _event_field(item, "phase", None)
|
|
return phase.strip().lower() if isinstance(phase, str) else None
|
|
|
|
|
|
def _output_text_of(item: Any) -> str:
|
|
"""Concatenated ``output_text`` parts of a message item ("" if content is not a list)."""
|
|
content_parts = _event_field(item, "content", [])
|
|
if not isinstance(content_parts, list):
|
|
return ""
|
|
return "".join(
|
|
str(_event_field(part, "text", "") or "") for part in content_parts if _event_field(part, "type", "") == "output_text"
|
|
).strip()
|
|
|
|
|
|
class _CodexResponseAssembler:
|
|
"""Assemble a Response-shaped ``SimpleNamespace`` from raw Responses SSE events.
|
|
|
|
Only ``usage`` / ``status`` / ``id`` are read from the terminal frame — never
|
|
``response.output``. Output items come from ``output_item.done``, or are synthesized
|
|
from text deltas, or settled from function calls announced via ``output_item.added``
|
|
but never confirmed (some backends omit per-item done events on success)."""
|
|
|
|
has_tool_calls = first_delta_fired = saw_terminal = False
|
|
next_output_sequence = 0
|
|
active_message_phase: str | None = None
|
|
# Reasoning summary parts carry no separator; a summary_index change is where the blank line belongs.
|
|
active_summary_index: Any = None
|
|
terminal_status: str = "completed"
|
|
terminal_usage = terminal_response_id = terminal_incomplete_details = terminal_error = None
|
|
# terminal_status defaults to "completed", so settlement needs an explicitly
|
|
# observed response.completed frame (not EOF/interrupt).
|
|
saw_response_completed = False
|
|
|
|
def __init__(self, *, model, on_text_delta, on_reasoning_delta, on_commentary_message, on_first_delta):
|
|
self.model, self.on_text_delta, self.on_reasoning_delta = model, on_text_delta, on_reasoning_delta
|
|
self.on_commentary_message, self.on_first_delta = on_commentary_message, on_first_delta
|
|
self.output_items: List[Any] = []
|
|
# output_index / first-observed sequence per output item, in lockstep, so
|
|
# settled pending calls merge back in stream order.
|
|
self.output_indexes, self.output_sequences = [], []
|
|
self.text_deltas, self.commentary_text_deltas = [], []
|
|
# Announced-but-unconfirmed function calls keyed by item id.
|
|
self.pending_function_calls: Dict[str, Dict[str, Any]] = {}
|
|
# First-observed (sequence, output_index) per announced item id so a later
|
|
# .done keeps its announced position when merged with settled calls.
|
|
self.announced_output_order: Dict[str, tuple] = {}
|
|
|
|
def _safe(self, cb: Callable | None, label: str, *args: Any) -> None:
|
|
_call_guarded(cb, f"Codex stream {label} raised", args=args)
|
|
|
|
def _on_item_added(self, event: Any, event_type: str) -> None:
|
|
item = _event_field(event, "item")
|
|
item_type = _event_field(item, "type", "")
|
|
self.active_message_phase = _message_phase(item) if item_type == "message" else None
|
|
if self.active_message_phase == "commentary":
|
|
self.commentary_text_deltas = []
|
|
# Record first-observed ordering for EVERY announced item; .done must reuse it or a
|
|
# mixed announced/pending stream without output_index values reorders the calls.
|
|
item_id = str(_event_field(item, "id", ""))
|
|
if item_id and item_id not in self.announced_output_order:
|
|
self.announced_output_order[item_id] = (self.next_output_sequence, _event_field(event, "output_index"))
|
|
self.next_output_sequence += 1
|
|
if "function_call" in str(item_type):
|
|
self.has_tool_calls = True
|
|
if item_id:
|
|
announced_sequence, announced_index = self.announced_output_order[item_id]
|
|
self.pending_function_calls[item_id] = {
|
|
"item": item, "arguments": str(_event_field(item, "arguments", "") or ""),
|
|
"output_index": announced_index, "sequence": announced_sequence,
|
|
}
|
|
|
|
def _on_text_delta(self, event: Any, event_type: str) -> None:
|
|
delta_text = _event_field(event, "delta", "")
|
|
if not delta_text:
|
|
return
|
|
# Harmony commentary/analysis text is mid-turn narration, never the final
|
|
# answer: route to the reasoning callback, keep only the item for replay.
|
|
if self.active_message_phase == "commentary":
|
|
self.commentary_text_deltas.append(delta_text)
|
|
# Legacy fallback when no first-class commentary consumer is installed.
|
|
if self.on_commentary_message is None:
|
|
self._safe(self.on_reasoning_delta, "on_reasoning_delta", delta_text)
|
|
elif self.active_message_phase == "analysis":
|
|
self._safe(self.on_reasoning_delta, "on_reasoning_delta", delta_text)
|
|
else:
|
|
self.text_deltas.append(delta_text)
|
|
if self.has_tool_calls:
|
|
return
|
|
if not self.first_delta_fired:
|
|
self.first_delta_fired = True
|
|
self._safe(self.on_first_delta, "on_first_delta")
|
|
self._safe(self.on_text_delta, "on_text_delta", delta_text)
|
|
|
|
def _on_function_call(self, event: Any, event_type: str) -> None:
|
|
self.has_tool_calls = True
|
|
pending = self.pending_function_calls.get(str(_event_field(event, "item_id", "")))
|
|
if pending is None:
|
|
return # the item itself lands on output_item.done
|
|
if "delta" in event_type:
|
|
pending["arguments"] += _event_field(event, "delta", "") or ""
|
|
elif event_type.endswith("function_call_arguments.done"):
|
|
# Authoritative for the accumulated string; an explicit "" (zero-arg
|
|
# call) counts, only a missing field keeps the streamed deltas.
|
|
done_args = _event_field(event, "arguments", None)
|
|
if done_args is not None:
|
|
pending["arguments"] = str(done_args)
|
|
|
|
def _on_reasoning_delta(self, event: Any, event_type: str) -> None:
|
|
reasoning_text = _event_field(event, "delta", "")
|
|
if not reasoning_text or self.on_reasoning_delta is None:
|
|
return
|
|
summary_index = _event_field(event, "summary_index")
|
|
if summary_index is not None:
|
|
if self.active_summary_index is not None and summary_index != self.active_summary_index:
|
|
reasoning_text = f"\n\n{reasoning_text}"
|
|
self.active_summary_index = summary_index
|
|
self._safe(self.on_reasoning_delta, "on_reasoning_delta", reasoning_text)
|
|
|
|
def _on_item_done(self, event: Any, event_type: str) -> None:
|
|
done_item = _event_field(event, "item")
|
|
if done_item is None:
|
|
return
|
|
self.output_items.append(done_item)
|
|
# Reuse the announced position when known (fresh tail sequence for unannounced
|
|
# items); the .done event's own output_index wins over the announced one.
|
|
done_id = str(_event_field(done_item, "id", ""))
|
|
announced_sequence, announced_index = self.announced_output_order.get(done_id, (None, None))
|
|
if announced_sequence is None:
|
|
announced_sequence, self.next_output_sequence = self.next_output_sequence, self.next_output_sequence + 1
|
|
self.output_indexes.append(_event_field(event, "output_index", announced_index))
|
|
self.output_sequences.append(announced_sequence)
|
|
# Confirmed by the authoritative done event; never settle it twice.
|
|
self.pending_function_calls.pop(done_id, None)
|
|
if _message_phase(done_item) == "commentary" and self.on_commentary_message is not None:
|
|
commentary_text = "".join(self.commentary_text_deltas).strip() or _output_text_of(done_item)
|
|
if commentary_text:
|
|
self._safe(self.on_commentary_message, "on_commentary_message", commentary_text)
|
|
self.commentary_text_deltas = []
|
|
|
|
def _on_terminal(self, event: Any, event_type: str) -> bool:
|
|
self.saw_terminal = True
|
|
resp_obj = _event_field(event, "response")
|
|
if resp_obj is not None:
|
|
self.terminal_usage, self.terminal_response_id = _event_field(resp_obj, "usage"), _event_field(resp_obj, "id")
|
|
rstatus = _event_field(resp_obj, "status")
|
|
if isinstance(rstatus, str):
|
|
self.terminal_status = rstatus
|
|
if event_type == "response.incomplete":
|
|
self.terminal_incomplete_details = _event_field(resp_obj, "incomplete_details")
|
|
elif event_type == "response.failed":
|
|
self.terminal_error = _event_field(resp_obj, "error")
|
|
self.saw_response_completed = self.saw_response_completed or event_type == "response.completed"
|
|
self.terminal_status = self.terminal_status or event_type.removeprefix("response.")
|
|
return True
|
|
|
|
# Exact-type handlers first, then substring-matched ones in priority order. ``error`` frames
|
|
# carry the provider's real failure reason; raise so the credential pool + classifier see the body.
|
|
_EXACT_HANDLERS = {
|
|
"error": lambda self, event, event_type: _raise_stream_error(event),
|
|
"response.output_item.added": _on_item_added, "response.output_item.done": _on_item_done,
|
|
"response.completed": _on_terminal, "response.incomplete": _on_terminal, "response.failed": _on_terminal,
|
|
}
|
|
_FUZZY_HANDLERS = (
|
|
(lambda t: "output_text.delta" in t, _on_text_delta),
|
|
(lambda t: "function_call" in t, _on_function_call),
|
|
(lambda t: "reasoning" in t and "delta" in t, _on_reasoning_delta),
|
|
)
|
|
|
|
def feed(self, event: Any) -> bool:
|
|
"""Process one event; True when the stream hit a terminal frame."""
|
|
event_type = _event_field(event, "type", "")
|
|
event_type = event_type if isinstance(event_type, str) else ""
|
|
handler = self._EXACT_HANDLERS.get(event_type) or next(
|
|
(h for matches, h in self._FUZZY_HANDLERS if matches(event_type)), None
|
|
)
|
|
return bool(handler(self, event, event_type)) if handler is not None else False
|
|
|
|
def _settled_output(self) -> List[Any]:
|
|
"""Merge .done items with settled pending calls, keeping stream order."""
|
|
indexed = list(zip(self.output_indexes, self.output_sequences, self.output_items))
|
|
for pending in self.pending_function_calls.values():
|
|
item = pending["item"]
|
|
indexed.append((pending.get("output_index"), pending["sequence"], SimpleNamespace(
|
|
type="function_call", id=_event_field(item, "id", None), call_id=_event_field(item, "call_id", None),
|
|
name=_event_field(item, "name", None), status="completed",
|
|
# Empty/whitespace arguments become "{}" so zero-delta calls stay
|
|
# executable; malformed non-empty JSON passes through untouched.
|
|
arguments=(pending["arguments"] or "").strip() or "{}",
|
|
)))
|
|
# output_index is optional: protocol order only when every entry has one, else wire order.
|
|
if all(entry[0] is not None for entry in indexed):
|
|
with suppress(TypeError): # non-comparable index values: keep wire order
|
|
indexed.sort(key=lambda entry: entry[0])
|
|
else:
|
|
indexed.sort(key=lambda entry: entry[1])
|
|
return [entry[2] for entry in indexed]
|
|
|
|
def result(self) -> SimpleNamespace:
|
|
# With only plain text deltas (no tool calls), synthesize one message item.
|
|
output: List[Any] = list(self.output_items)
|
|
if not output and self.text_deltas and not self.has_tool_calls:
|
|
content = [SimpleNamespace(type="output_text", text="".join(self.text_deltas))]
|
|
output = [SimpleNamespace(type="message", role="assistant", status="completed", content=content)]
|
|
# Done items stay authoritative; settlement only fills the gap left by
|
|
# backends that omit per-item done events on a successful completion.
|
|
if self.pending_function_calls and self.saw_response_completed:
|
|
output = self._settled_output()
|
|
# No terminal frame AND no usable content = truncated / rejected stream.
|
|
if not self.saw_terminal and not output:
|
|
raise RuntimeError("Codex Responses stream did not emit a terminal response")
|
|
return SimpleNamespace(
|
|
output=output, output_text="".join(self.text_deltas), usage=self.terminal_usage, status=self.terminal_status,
|
|
id=self.terminal_response_id, model=self.model, incomplete_details=self.terminal_incomplete_details,
|
|
error=self.terminal_error,
|
|
)
|
|
|
|
|
|
def _consume_codex_event_stream(
|
|
event_iter: Any, *, model: str, on_text_delta=None, on_reasoning_delta=None, on_commentary_message=None,
|
|
on_first_delta=None, on_event=None, interrupt_check=None,
|
|
) -> SimpleNamespace:
|
|
"""Consume a Codex Responses SSE stream into a Response-shaped ``SimpleNamespace``
|
|
(see :class:`_CodexResponseAssembler`; ``status`` is ``completed`` when the stream
|
|
ended with content but no terminal frame; ``model`` comes from kwargs).
|
|
|
|
Callbacks: ``on_text_delta`` per output_text delta, suppressed once a function_call
|
|
is seen; ``on_reasoning_delta`` for reasoning and ``phase=analysis`` deltas (also
|
|
commentary without a commentary callback); ``on_commentary_message`` once per completed
|
|
``phase=commentary`` message, before any following tool item; ``on_first_delta``
|
|
one-shot; ``on_event`` every event before any processing; ``interrupt_check()`` True
|
|
breaks the loop and may raise ``TimeoutError`` / ``InterruptedError`` for request
|
|
retirement that must not become a partial final response."""
|
|
assembler = _CodexResponseAssembler(
|
|
model=model, on_text_delta=on_text_delta, on_reasoning_delta=on_reasoning_delta,
|
|
on_commentary_message=on_commentary_message, on_first_delta=on_first_delta,
|
|
)
|
|
for event in event_iter:
|
|
if on_event is not None:
|
|
try:
|
|
on_event(event)
|
|
except (TimeoutError, InterruptedError):
|
|
raise # watchdog / cancellation control flow must propagate
|
|
except Exception:
|
|
logger.debug("Codex stream on_event hook raised", exc_info=True)
|
|
if (interrupt_check is not None and interrupt_check()) or assembler.feed(event):
|
|
break
|
|
return assembler.result()
|
|
|
|
|
|
def _sanitize_consumer_codex_request(agent: Any, request: dict[str, Any]) -> dict[str, Any]:
|
|
"""Drop fields the ChatGPT OAuth Codex endpoint rejects, at the final wire boundary
|
|
(after Relay / middleware / ``request_overrides``): a late ``prompt_cache_retention``,
|
|
top-level or nested in ``extra_body``, would otherwise HTTP 400 a valid follow-up."""
|
|
sanitized = dict(request)
|
|
# getattr: run_codex_stream is also driven with stand-in agents carrying only the attrs a path needs.
|
|
backend_predicate = getattr(agent, "_is_codex_backend", None)
|
|
if not (callable(backend_predicate) and bool(backend_predicate())):
|
|
return sanitized
|
|
dropped_from: list[str] = []
|
|
if "prompt_cache_retention" in sanitized:
|
|
del sanitized["prompt_cache_retention"]
|
|
dropped_from.append("top-level")
|
|
# Copy before editing (caller's mapping must not mutate); drop when emptied.
|
|
extra_body = sanitized.get("extra_body")
|
|
if isinstance(extra_body, dict) and "prompt_cache_retention" in extra_body:
|
|
extra_body = {k: v for k, v in extra_body.items() if k != "prompt_cache_retention"}
|
|
if extra_body:
|
|
sanitized["extra_body"] = extra_body
|
|
else:
|
|
sanitized.pop("extra_body")
|
|
dropped_from.append("extra_body")
|
|
if dropped_from:
|
|
logger.warning(
|
|
"Dropped unsupported prompt_cache_retention at consumer Codex wire boundary (model=%s, via %s).",
|
|
sanitized.get("model", getattr(agent, "model", "unknown")), ", ".join(dropped_from),
|
|
)
|
|
return sanitized
|
|
|
|
|
|
# Bulk request fields carrying the conversation payload; the rest is scalar
|
|
# config the SDK transform handles in microseconds.
|
|
_SDK_TRANSFORM_BYPASS_FIELDS = ("input", "tools")
|
|
|
|
|
|
def _is_plain_json_data(value: Any) -> bool:
|
|
"""True when ``value`` is purely JSON wire types; anything else (pydantic models,
|
|
generators) must keep the typed SDK path."""
|
|
if value is None or isinstance(value, (str, int, float, bool)):
|
|
return True
|
|
if isinstance(value, dict):
|
|
return all(isinstance(key, str) and _is_plain_json_data(item) for key, item in value.items())
|
|
if isinstance(value, list):
|
|
return all(_is_plain_json_data(item) for item in value)
|
|
return False
|
|
|
|
|
|
def _bypass_sdk_request_transform(stream_kwargs: dict) -> dict:
|
|
"""Route bulk payload fields around the SDK's ``maybe_transform``.
|
|
|
|
``responses.create`` re-walks the whole body against the ResponseCreateParams union
|
|
with the GIL held — multi-MB conversations can wedge for hours, pre-network, where no
|
|
watchdog socket kill helps. The SDK merges ``extra_body`` AFTER the transform, so
|
|
moving wire-format bulk fields there yields a byte-identical request without the
|
|
walk. HERMES_CODEX_SDK_TRANSFORM=1 disables."""
|
|
if os.environ.get("HERMES_CODEX_SDK_TRANSFORM", "").strip().lower() in {"1", "true", "yes", "on"}:
|
|
return stream_kwargs
|
|
moved = {
|
|
field: stream_kwargs[field]
|
|
for field in _SDK_TRANSFORM_BYPASS_FIELDS
|
|
if isinstance(stream_kwargs.get(field), (dict, list)) and _is_plain_json_data(stream_kwargs[field])
|
|
}
|
|
if not moved:
|
|
return stream_kwargs
|
|
bypassed = {key: value for key, value in stream_kwargs.items() if key not in moved}
|
|
extra_body = bypassed.get("extra_body")
|
|
merged = dict(extra_body) if isinstance(extra_body, dict) else {}
|
|
for field, value in moved.items():
|
|
# An explicit caller-provided extra_body entry keeps precedence (SDK post-transform merge).
|
|
merged.setdefault(field, value)
|
|
bypassed["extra_body"] = merged
|
|
return bypassed
|
|
|
|
|
|
def run_codex_stream(agent, api_kwargs: dict, client: Any = None, on_first_delta=None):
|
|
"""Execute one streaming Responses API request (raw ``responses.create(stream=True)``
|
|
events, see module notes) and return the final response."""
|
|
import httpx as _httpx
|
|
from openai import APIConnectionError as _APIConnectionError
|
|
from agent import relay_llm
|
|
transport_errors = (_httpx.RemoteProtocolError, _httpx.ReadTimeout, _httpx.ConnectError, ConnectionError)
|
|
active_client = client or agent._ensure_primary_openai_client(reason="codex_stream_direct")
|
|
max_stream_retries = 1
|
|
model = api_kwargs.get("model")
|
|
# Accumulate streamed text so callers / compat shims can read it.
|
|
agent._codex_streamed_text_parts: list = []
|
|
# Retirement token for THIS request (installed by ``interruptible_api_call``). A
|
|
# watchdog that kills the connection clears the agent-level token, so a worker still
|
|
# draining frames can tell it was retired. ``None`` = no watchdog; every check passes.
|
|
request_token = getattr(agent, "_active_codex_stream_request_token", None)
|
|
# Delta-sink claim for the CURRENT physical attempt (None until the stream opens).
|
|
writer_token = {"value": None}
|
|
|
|
def _request_is_current() -> bool:
|
|
return request_token is None or getattr(agent, "_active_codex_stream_request_token", None) is request_token
|
|
|
|
def _fenced(fn: Callable[[Any], None]) -> Callable[[Any], None]:
|
|
"""Wrap a callback so a retired request's late frames never reach the agent."""
|
|
return lambda value: fn(value) if _request_is_current() else None
|
|
|
|
def _on_text_delta(text: str) -> None:
|
|
agent._codex_streamed_text_parts.append(text)
|
|
agent._fire_stream_delta(text)
|
|
|
|
def _on_event(event: Any) -> None: # TTFB watchdog and activity touch — once per SSE event.
|
|
agent._codex_stream_last_event_ts = time.time()
|
|
agent._touch_activity("receiving stream response")
|
|
|
|
def _interrupt_or_superseded() -> bool:
|
|
# A retired request must NOT break out of the consume loop (that returns a partial
|
|
# ``final`` with status "completed"); raise so the watchdog's TimeoutError is seen.
|
|
if not _request_is_current():
|
|
raise TimeoutError("Codex Responses stream request retired before terminal response")
|
|
return bool(agent._interrupt_requested)
|
|
|
|
def _open_codex_stream(next_api_kwargs: dict[str, Any]):
|
|
stream_kwargs = _sanitize_consumer_codex_request(agent, next_api_kwargs)
|
|
stream_kwargs["stream"] = True
|
|
return active_client.responses.create(**_bypass_sdk_request_transform(stream_kwargs))
|
|
|
|
def _log_failure(exc: BaseException) -> None:
|
|
request_body_bytes, exception_chain = _codex_request_failure_details(exc)
|
|
logger.warning(
|
|
"Codex Responses request failed: serialized_request_body_bytes=%s stream_opened=%s "
|
|
"exception_chain=%s model=%s",
|
|
request_body_bytes if request_body_bytes is not None else "unknown",
|
|
str(writer_token["value"] is not None).lower(), exception_chain, getattr(agent, "model", "unknown"),
|
|
)
|
|
|
|
def _codex_stream_created(_raw_stream: Any) -> None:
|
|
# Claim the delta sink for THIS attempt; a newer attempt supersedes this token.
|
|
writer_token["value"] = claim_stream_writer(agent)
|
|
|
|
def _accept_codex_chunk(_chunk: Any) -> bool:
|
|
token = writer_token["value"]
|
|
if token is None or stream_writer_is_current(agent, token):
|
|
return True
|
|
logger.warning(
|
|
"Codex streaming attempt superseded by a newer stream; stopping consumption to preserve "
|
|
"the single-writer invariant (model=%s).",
|
|
api_kwargs.get("model", "unknown"),
|
|
)
|
|
return False
|
|
|
|
def _drain_for_finalizer(event_stream: Any) -> None:
|
|
# ``final`` is already assembled; draining only lets Relay run its finalizer. A
|
|
# transport error here must NOT discard the completed, already-billed response.
|
|
try:
|
|
for _ignored in event_stream:
|
|
pass
|
|
except (*transport_errors, _APIConnectionError) as exc:
|
|
if not isinstance(exc, transport_errors):
|
|
_log_failure(exc)
|
|
logger.warning(
|
|
"Codex Responses stream transport finalization failed after a terminal response was already "
|
|
"received; returning the completed response instead of retrying. %s error=%s",
|
|
agent._client_log_context(), exc,
|
|
)
|
|
|
|
def _close_event_stream(event_stream: Any) -> None:
|
|
close_fn = getattr(event_stream, "close", None) # None while connect never succeeded
|
|
if not callable(close_fn):
|
|
return
|
|
try:
|
|
close_fn()
|
|
except Exception:
|
|
# A failed close can leave this connection checked out of the httpx pool while
|
|
# the caller reuse-caches the client; poison the slot so close really closes the
|
|
# pool. ``client is None`` is the shared primary client — never force-shut.
|
|
if client is not None:
|
|
agent._abort_request_openai_client(active_client, reason="codex_stream_close_failed")
|
|
wants_commentary = getattr(agent, "interim_assistant_callback", None) is not None and getattr(agent, "show_commentary", True)
|
|
on_commentary_message = _fenced(lambda text: agent._fire_streamed_codex_commentary(text)) if wants_commentary else None
|
|
call_role = ("delegated" if getattr(agent, "is_subagent", False)
|
|
else "fallback" if int(getattr(agent, "_fallback_index", 0) or 0) > 0 else "primary")
|
|
for attempt in range(max_stream_retries + 1):
|
|
if agent._interrupt_requested:
|
|
raise InterruptedError("Agent interrupted before Codex stream retry")
|
|
intercepted_events: list = []
|
|
writer_token["value"] = None
|
|
event_stream = None
|
|
try:
|
|
try:
|
|
event_stream = relay_llm.stream(
|
|
dict(api_kwargs),
|
|
_open_codex_stream,
|
|
session_id=str(getattr(agent, "session_id", "") or ""),
|
|
name=str(getattr(agent, "provider", "") or "codex"),
|
|
model_name=str(model or ""),
|
|
finalizer=lambda: _consume_codex_event_stream(list(intercepted_events), model=model),
|
|
on_stream_created=_codex_stream_created,
|
|
on_chunk=intercepted_events.append,
|
|
chunk_adapter=lambda chunk: chunk,
|
|
accept_chunk=_accept_codex_chunk,
|
|
completed_response_predicate=lambda r: bool(hasattr(r, "output") and not hasattr(r, "__iter__")),
|
|
metadata={
|
|
"api_mode": "codex_responses", "call_role": call_role, "retry_count": attempt,
|
|
"api_request_id": getattr(agent, "_current_api_request_id", None),
|
|
},
|
|
defer_logical_completion=True,
|
|
)
|
|
final = _consume_codex_event_stream(
|
|
event_stream, model=model, on_text_delta=_fenced(_on_text_delta),
|
|
on_reasoning_delta=_fenced(lambda text: agent._fire_reasoning_delta(text)),
|
|
on_commentary_message=on_commentary_message, on_first_delta=on_first_delta,
|
|
on_event=_fenced(_on_event), interrupt_check=_interrupt_or_superseded,
|
|
)
|
|
except transport_errors as exc:
|
|
if attempt >= max_stream_retries:
|
|
_log_failure(exc)
|
|
raise
|
|
logger.debug(
|
|
"Codex Responses stream connect failed (attempt %s/%s); retrying. %s error=%s"
|
|
if event_stream is None
|
|
else "Codex Responses stream transport failed mid-iteration (attempt %s/%s); retrying. %s error=%s",
|
|
attempt + 1, max_stream_retries + 1, agent._client_log_context(), exc,
|
|
)
|
|
continue
|
|
except RuntimeError:
|
|
# "No terminal response"; Relay may still hold a finalizer-assembled response.
|
|
if event_stream is not None and event_stream.final_response is not None:
|
|
return event_stream.final_response
|
|
raise
|
|
except _APIConnectionError as exc:
|
|
_log_failure(exc)
|
|
raise
|
|
if not agent._interrupt_requested:
|
|
_drain_for_finalizer(event_stream)
|
|
if final.status in {"incomplete", "failed"}:
|
|
logger.warning(
|
|
"Codex Responses stream terminal status=%s "
|
|
"(incomplete_details=%s, error=%s, streamed_chars=%d). %s",
|
|
final.status, final.incomplete_details, final.error,
|
|
sum(len(p) for p in agent._codex_streamed_text_parts),
|
|
agent._client_log_context(),
|
|
)
|
|
return final
|
|
finally:
|
|
_close_event_stream(event_stream)
|
|
|
|
|
|
def run_codex_create_stream_fallback(agent, api_kwargs: dict, client: Any = None):
|
|
"""Backward-compatible alias kept for tests and a few call sites."""
|
|
return run_codex_stream(agent, api_kwargs, client=client)
|
|
|
|
|
|
__all__ = [
|
|
"run_codex_app_server_turn", "run_codex_stream", "run_codex_create_stream_fallback",
|
|
"_consume_codex_event_stream", "make_codex_app_server_event_bridge",
|
|
]
|