Files
hermes-agent/gateway/run_notifications.py

1791 lines
96 KiB
Python

"""Process/completion/update notifications, media delivery and async-delegation delivery for GatewayRunner.
Split out of ``gateway/run.py``; bound onto ``GatewayRunner`` via the MRO.
``gateway.run`` internals are imported lazily inside method bodies (import cycle),
so ``patch("gateway.run.X")`` keeps intercepting them at call time.
"""
from __future__ import annotations
import asyncio
import contextlib
import dataclasses
import json
import logging
import time
from contextlib import suppress
from pathlib import Path
from typing import Any, Dict, Optional, cast
from gateway.config import Platform, _BUILTIN_PLATFORM_VALUES
from gateway.platforms.base import BasePlatformAdapter, _mark_notify_metadata
from gateway.platforms.event import MessageEvent, MessageType
from gateway.session import SessionEntry, SessionSource
from gateway.run_shutdown import _log_suppressed, _notice_target_key, _send_error, _send_failed
# Log-record parity with the origin module.
logger = logging.getLogger("gateway.run")
_VIDEO_EXTS = {'.mp4', '.mov', '.avi', '.mkv', '.webm', '.3gp'}
# Routing fields copied verbatim from a process watcher onto its synthetic completion event.
_WATCHER_ROUTE_FIELDS = ("session_key", "platform", "chat_type", "chat_id", "thread_id", "user_id", "user_name")
_IMAGE_EXTS = {'.jpg', '.jpeg', '.png', '.webp', '.gif'}
# Durable async-delegation claim transitions: kind -> (tools.async_delegation function, failure log).
_DURABLE_CLAIM_OPS = {
"drop": ("drop_completion_delivery", "Could not drop durable completion claim"),
"release": ("release_completion_delivery", "Could not release durable completion claim"),
"defer": ("defer_completion_delivery", "Could not defer unadmitted completion claim"),
"complete": ("complete_completion_delivery", "Could not acknowledge durable completion claim"),
}
def _raw_process_event_session_id(evt: dict) -> str:
"""Recognize API routes, not malformed structured or partial messaging routes."""
session_key = str(evt.get("session_key") or "").strip()
platform = str(evt.get("platform") or "").strip().lower()
if session_key.startswith("agent:") or platform not in {"", "api_server"}:
return ""
if not platform and any(evt.get(field) for field in ("chat_id", "chat_type", "thread_id")):
return ""
return str(evt.get("origin_session_id") or session_key or "").strip()
class GatewayNotificationsMixin:
"""Process/completion/update notifications, media delivery and async-delegation delivery for GatewayRunner."""
# Coalescing keys: process completions (short-window fan-in) and async delegations (+ parent session).
_COMPLETION_BATCH_KEY_FIELDS = ("session_key", "platform", "chat_type", "chat_id", "thread_id", "user_id")
_ASYNC_GROUP_KEY_FIELDS = ("session_key", "parent_session_id", *_COMPLETION_BATCH_KEY_FIELDS[1:])
@dataclasses.dataclass
class _UpdatePaths:
"""Marker files ``hermes update --gateway`` and its watcher exchange under HERMES_HOME."""
pending: Path
claimed: Path
output: Path
exit_code: Path
prompt: Path
response: Path
def any_pending(self) -> bool:
return self.pending.exists() or self.claimed.exists()
def unlink_all(self) -> None:
for p in (self.pending, self.claimed, self.output, self.exit_code, self.prompt, self.response):
p.unlink(missing_ok=True)
@dataclasses.dataclass
class _UpdateTarget:
"""Resolved delivery target for update watcher messages."""
adapter: Any
chat_id: Any
session_key: Optional[str]
metadata: Any
platform: Any
def send_metadata(self):
from gateway.run import _non_conversational_metadata
return _non_conversational_metadata(self.metadata, platform=self.platform)
async def send(self, text: str):
return await self.adapter.send(self.chat_id, text, metadata=self.send_metadata())
@dataclasses.dataclass
class _CompletionClaim:
"""Pre-flight outcome for one completion delivery."""
delegation_id: str = ""
claim_id: str = ""
proceed: bool = True
early_result: Optional[bool] = None
async def _deliver_platform_notice(self, source, content: str) -> None:
"""Deliver a setup/operational notice using platform-specific privacy rules."""
from gateway.run import _is_slack_ignored_channel
adapter = self._adapter_for_source(source)
if not adapter:
return
config = getattr(self, "config", None)
chat_id = getattr(source, "chat_id", None)
if config and getattr(source, "platform", None) == Platform.SLACK and _is_slack_ignored_channel(config, chat_id, adapter):
logger.info("Skipping Slack platform notice for configured ignored channel %s", chat_id)
return
# The routed adapter carries ITS profile's ``platforms.<p>`` block; ``self.config`` is the
# launch profile's, so a served secondary's ``notice_delivery: private`` would be ignored.
adapter_config = getattr(adapter, "config", None)
adapter_extra = getattr(adapter_config, "extra", None)
if isinstance(adapter_extra, dict) and "notice_delivery" in adapter_extra:
from gateway.config import _normalize_choice
notice_delivery = _normalize_choice(adapter_extra.get("notice_delivery"), {"public", "private"}, "public")
else:
notice_delivery = (
config.get_notice_delivery(source.platform) if config and hasattr(config, "get_notice_delivery")
else "public"
)
metadata = self._thread_metadata_for_source(source)
if notice_delivery == "private" and getattr(source, "user_id", None):
with _log_suppressed(
logging.DEBUG, "[%s] send_private_notice failed, falling back to public",
getattr(source, "platform", "?"), exc_info=True,
):
result = await adapter.send_private_notice(source.chat_id, source.user_id, content, metadata=metadata)
if getattr(result, "success", False):
return
await adapter.send(source.chat_id, content, metadata=metadata)
async def _resolve_compression_lineage_target(
self, session_db: Any, session_entry: SessionEntry, pinned_session_id: str,
) -> Optional[str]:
"""Return the live compression tip of ``pinned_session_id`` if the route owns that lineage, else None."""
try:
target_session_id = await session_db.get_compression_tip(pinned_session_id)
except Exception:
logger.debug("Async-delegation compression-tip lookup failed for %s", pinned_session_id, exc_info=True)
target_session_id = None
if not target_session_id or target_session_id == pinned_session_id:
logger.warning(
"Async-delegation completion pinned to compressed session %s "
"without a continuation; dropping injection.", pinned_session_id,
)
return None
try:
tip_row = await session_db.get_session(target_session_id)
except Exception:
tip_row = None
if tip_row is None or tip_row.get("ended_at"):
logger.warning(
"Async-delegation compression continuation %s is %s; dropping injection.",
target_session_id, "unknown" if tip_row is None else "ended",
)
return None
route_owns_lineage = session_entry.session_id in {pinned_session_id, target_session_id}
if not route_owns_lineage:
# Across several rotations, accept a stale route only when its own tip is the same live target.
try:
route_row = await session_db.get_session(session_entry.session_id)
route_tip = (
await session_db.get_compression_tip(session_entry.session_id)
if route_row is not None
and route_row.get("ended_at")
and route_row.get("end_reason") == "compression"
else None
)
except Exception:
route_tip = None
route_owns_lineage = route_tip == target_session_id
if not route_owns_lineage:
logger.warning(
"Async-delegation completion for compression lineage %s -> %s "
"does not own current route %s; dropping injection.",
pinned_session_id, target_session_id, session_entry.session_id,
)
return None
return target_session_id
async def _resolve_async_delegation_session(
self, session_entry: SessionEntry, pinned_session_id: str,
) -> Optional[SessionEntry]:
"""Resolve an async completion to its verified owning gateway session.
Follow compression-rotation lineage (parent row ended, child continues), but never let a
late completion override an unrelated /new or restored route. Unknown ownership fails
closed; the result stays in the delegation records.
"""
from gateway.run import _USER_BOUNDARY_END_REASONS
session_db = cast(Any, self._session_db)
if session_db is None:
logger.warning(
"Async-delegation completion has no session database; "
"dropping injection (#55578 fail-closed)."
)
return None
pinned_row = None
try:
pinned_row = await session_db.get_session(pinned_session_id)
except Exception:
logger.debug("Async-delegation parent lookup failed for %s", pinned_session_id, exc_info=True)
if pinned_row is None:
logger.warning(
"Async-delegation completion has unknown spawning session %s; "
"dropping injection (#55578 fail-closed).", pinned_session_id,
)
return None
target_session_id = pinned_session_id
follows_compression = False
if pinned_row.get("ended_at"):
_end_reason = str(pinned_row.get("end_reason") or "")
if _end_reason in _USER_BOUNDARY_END_REASONS:
logger.warning(
"Async-delegation completion pinned to user-closed session %s "
"(end_reason=%r); dropping injection instead of resurrecting it "
"(#55578 fail-closed).", pinned_session_id, _end_reason,
)
return None
if _end_reason != "compression":
# Idle/timeout end (scale-to-zero norm): the chat route is still valid, so deliver to its
# current session rather than drop (the row would be acked then silently lost).
logger.info(
"Async-delegation completion pinned to %s-ended session %s; "
"retargeting to the chat's current session %s.",
_end_reason or "idle", pinned_session_id, session_entry.session_id,
)
return session_entry
follows_compression = True
target_session_id = await self._resolve_compression_lineage_target(
session_db, session_entry, pinned_session_id,
)
if target_session_id is None:
return None
if target_session_id == session_entry.session_id:
return session_entry
prior_session_id = session_entry.session_id
if follows_compression:
switched = await self.async_session_store.advance_compression_session(
session_entry.session_key, prior_session_id, target_session_id,
)
else:
switched = await self.async_session_store.switch_session(session_entry.session_key, target_session_id)
if switched is None:
logger.warning(
"Async-delegation completion could not bind routing key %s to "
"owning session %s; dropping injection.", session_entry.session_key, target_session_id,
)
return None
logger.info(
"Pinned async-delegation completion to owning session %s (was %s) for routing key %s (#57498)",
target_session_id, prior_session_id, session_entry.session_key,
)
return switched
async def _deliver_media_from_response(
self, response: str, event: MessageEvent, adapter, thread_metadata: Optional[Dict[str, Any]] = None
) -> None:
"""Deliver explicit MEDIA: tags from an already-streamed response (text already delivered).
EXPLICIT-ONLY, unlike the non-streaming path in ``gateway/platforms/base.py``: a bare local
path in a streamed reply is shown text or stale inspected content, and promoting it sent
files the model never asked for. MEDIA tags are NOT deduped against prior turns (a final-reply
directive is a deliberate attach); stale auto-appended tags are deduped upstream.
Only ``MEDIA:`` directives — the explicit attachment contract — trigger post-stream uploads. See
#20834.
"""
from urllib.parse import quote as _quote
with _log_suppressed(logging.WARNING, "Post-stream media extraction failed: %s"):
# Capture [[as_document]] before extract_media strips it: images then go via send_document.
force_document_attachments = "[[as_document]]" in response
from gateway.platforms.base import BasePlatformAdapter, should_send_media_as_audio
media_files, cleaned = adapter.extract_media(response)
media_files = BasePlatformAdapter.filter_media_delivery_paths(media_files)
# Strip image URLs (parity with the non-streaming chain); no extract_local_files here.
# Do NOT deduplicate explicit MEDIA tags against prior turns here (#73771). This rescan is
# already EXPLICIT-ONLY (see docstring): a MEDIA: directive in the final streamed reply is the
# model deliberately attaching a file — including a user-requested resend. Stale auto-appended
# tags are deduped upstream in _collect_auto_append_media_tags with history_media_paths. Mirrors
# the same filter removal on the non-streaming path in gateway/platforms/base.py. Bare local
# paths in an already-streamed reply are text the user has seen (or stale inspected content),
# not an attachment request.
adapter.extract_images(cleaned)
_thread_meta = (
dict(thread_metadata)
if thread_metadata is not None
else self._thread_metadata_for_source(event.source, self._reply_anchor_for_event(event))
)
chat_id = event.source.chat_id
# Images go out as one batch (e.g. Signal's multi-attachment RPC) unless [[as_document]].
def _is_photo(media_path: str, is_voice: bool) -> bool:
ext = Path(media_path).suffix.lower()
return ext in _IMAGE_EXTS and not is_voice and not force_document_attachments
image_paths = [p for p, v in media_files if _is_photo(p, v)]
non_image_media = [(p, v) for p, v in media_files if not _is_photo(p, v)]
if image_paths:
try:
images = [(f"file://{_quote(p)}", "") for p in image_paths]
await adapter.send_multiple_images(chat_id=chat_id, images=images, metadata=_thread_meta)
except Exception as e:
logger.warning("[%s] Post-stream image batch delivery failed: %s", adapter.name, e)
for media_path, is_voice in non_image_media:
try:
ext = Path(media_path).suffix.lower()
if should_send_media_as_audio(event.source.platform, ext, is_voice=is_voice):
await adapter.send_voice(
chat_id=chat_id, audio_path=media_path, metadata=_thread_meta, is_voice=is_voice,
)
elif ext in _VIDEO_EXTS:
await adapter.send_video(chat_id=chat_id, video_path=media_path, metadata=_thread_meta)
else:
await adapter.send_document(chat_id=chat_id, file_path=media_path, metadata=_thread_meta)
except Exception as e:
logger.warning("[%s] Post-stream media delivery failed: %s", adapter.name, e)
async def _deliver_queued_first_response(
self, response: str, source: SessionSource, adapter,
metadata: Optional[Dict[str, Any]] = None, event_message_id: Optional[str] = None,
text_already_delivered: bool = False, deliver_media: bool = True, stream_consumer=None,
session_key: Optional[str] = None, inbound_message_id: Optional[str] = None,
) -> None:
"""Deliver a queued response using the normal text+attachment split.
``session_key`` lets the text send record a delivery-ledger obligation like the normal final
send does, keyed on ``inbound_message_id`` (the raw inbound id, distinct from the
``event_message_id`` reply anchor); see ``_send_queued_final_text``. Without a key the send
stays unledgered."""
from gateway.run import _strip_response_attachments_for_direct_send
if not text_already_delivered:
text_content = _strip_response_attachments_for_direct_send(response, adapter)
if text_content:
# Reconcile-by-edit first: a stream-sealed message already carries most of the answer;
# a plain send here would duplicate it.
_reconciled = False
_sc_msg_id = getattr(stream_consumer, "message_id", None)
if (
_sc_msg_id
and _sc_msg_id != "__no_edit__"
and not getattr(stream_consumer, "_turn_split_delivery", False)
):
try:
_edit_res = await adapter.edit_message(
chat_id=source.chat_id, message_id=_sc_msg_id, content=text_content, finalize=True,
)
if getattr(_edit_res, "success", False):
_reconciled = True
logger.info(
"Queued-lane final reconciled by editing message %s in place (no duplicate send).",
_sc_msg_id,
)
else:
# P5(b): a DECLINE is not "editing unavailable". The
# send below re-delivers the whole response to the
# chat the connector just refused.
from gateway.relay.egress import declined_send
if declined_send(_edit_res):
logger.warning(
"Queued-lane reconcile edit DECLINED by the "
"connector's egress guard; not falling back "
"to a send (the destination is not approved)."
)
return
except Exception as _qe:
logger.debug("Queued-lane reconcile edit failed (%s); falling back to send.", _qe)
if not _reconciled:
await self._send_queued_final_text(
adapter, source, text_content, metadata, event_message_id, session_key,
inbound_message_id)
# Failed turns deliver their (normalized failure) text but must not upload attachments as if
# they succeeded — mirrors the ``not agent_result.get("failed")`` completed-turn guard.
if not deliver_media:
return
await self._deliver_media_from_response(
response, MessageEvent(text="", source=source, message_id=event_message_id), adapter,
thread_metadata=metadata,
)
async def _send_queued_final_text(
self, adapter, source: SessionSource, text_content: str, metadata: Optional[Dict[str, Any]],
event_message_id: Optional[str], session_key: Optional[str],
inbound_message_id: Optional[str] = None,
):
"""Send a queued-lane final through the same ledger bracket as the normal final
(``send_final_ledgered``). This lane used to call ``adapter.send`` bare and discard the
result, so a final refused here (flood control, a transport that had just died) left no
ledger row and was gone for good. The ledger identity is the raw inbound message id;
``event_message_id`` is only the reply anchor, which is None wherever replies are not used
(Telegram forum topics, Slack reaction handoffs) and so cannot identify the turn; with no
inbound id the ledger falls back to the event's own (empty) message id. Adapters without
the base contract and sends without a session key keep the plain send."""
if session_key and isinstance(adapter, BasePlatformAdapter):
result, _ = await adapter.send_final_ledgered(
MessageEvent(text="", source=source, ledger_message_id=inbound_message_id),
session_key, text_content, _mark_notify_metadata(metadata), reply_to=event_message_id)
else:
result = await adapter.send(source.chat_id, text_content, metadata=metadata)
if not getattr(result, "success", False):
logger.warning(
"Queued-lane final send to %s failed: %s", getattr(source, "chat_id", "?"),
getattr(result, "error", None) or "no result")
return result
def _schedule_update_notification_watch(self) -> None:
"""Ensure a background task is watching for update completion."""
existing_task = getattr(self, "_update_notification_task", None)
if existing_task and not existing_task.done():
return
try:
self._update_notification_task = asyncio.create_task(self._watch_update_progress())
except RuntimeError:
logger.debug("Skipping update notification watcher: no running event loop")
@classmethod
def _update_paths(cls) -> "GatewayNotificationsMixin._UpdatePaths":
from gateway.run import _hermes_home
return cls._UpdatePaths(
pending=_hermes_home / ".update_pending.json",
claimed=_hermes_home / ".update_pending.claimed.json", output=_hermes_home / ".update_output.txt",
exit_code=_hermes_home / ".update_exit_code",
prompt=_hermes_home / ".update_prompt.json", response=_hermes_home / ".update_response",
)
@staticmethod
def _marker_profile(data: dict) -> Optional[str]:
"""Owning profile of a persisted restart/update marker: explicit ``profile``, else the
``agent:<profile>:`` lane of its ``session_key`` (markers written before ``profile`` was
persisted); ``None`` = default profile."""
profile = str(data.get("profile") or "").strip()
if profile:
return profile
parts = str(data.get("session_key") or "").split(":")
if len(parts) >= 5 and parts[0] == "agent" and parts[1] not in ("main", ""):
return parts[1]
return None
def _resolve_update_target(self, paths: "_UpdatePaths") -> Optional["_UpdateTarget"]:
"""Resolve adapter/chat/session for update watcher messages from the pending marker."""
for path in (paths.claimed, paths.pending):
if not path.exists():
continue
with suppress(Exception):
pending = json.loads(path.read_text(encoding="utf-8-sig"))
platform_str = pending.get("platform")
chat_id = pending.get("chat_id")
session_key = pending.get("session_key")
if not (platform_str and chat_id):
continue # BASE: an incomplete marker falls through to the next path, not "unresolved"
platform = Platform(platform_str)
# The requester's OWN profile bot (marker ``profile``, else the ``agent:<profile>:`` key
# lane); a bare self.adapters lookup is the default bot under multiplex.
adapter = self._authorization_adapter(platform, self._marker_profile(pending))
if not adapter:
return None
metadata = self._pending_marker_metadata(platform, chat_id, pending, adapter)
# Fallback session key if not stored (old pending files)
return self._UpdateTarget(
adapter, chat_id, session_key or f"{platform_str}:{chat_id}", metadata, platform,
)
return None
def _pending_marker_metadata(self, platform, chat_id, data: dict, adapter):
"""Thread metadata for a persisted update/restart marker (thread_id/chat_type/message_id keys)."""
return self._thread_metadata_for_target(
platform, chat_id, data.get("thread_id"), chat_type=data.get("chat_type"),
reply_to_message_id=data.get("message_id"), adapter=adapter,
)
async def _watch_update_completion_only(self, paths: "_UpdatePaths", deadline: float, poll_interval: float) -> None:
"""Fallback when no adapter/chat can be resolved: wait for the exit code, then notify."""
logger.warning("Update watcher: cannot resolve adapter/chat_id, falling back to completion-only")
# Poll until _send_update_notification delivers (it returns False while the platform reconnects).
loop = asyncio.get_running_loop()
while paths.any_pending() and loop.time() < deadline:
if paths.exit_code.exists() and await self._send_update_notification():
return
await asyncio.sleep(poll_interval)
if paths.any_pending() and not paths.exit_code.exists():
paths.exit_code.write_text("124", encoding="utf-8")
await self._send_update_notification()
@staticmethod
def _update_exit_code(paths: "_UpdatePaths") -> int:
return int(paths.exit_code.read_text(encoding="utf-8-sig").strip() or "1")
@staticmethod
def _read_update_output_since(path: Path, offset: int) -> tuple[str, int]:
"""Read update output defensively; logs may contain invalid UTF-8."""
try:
data = path.read_bytes()
except OSError:
return "", offset
if len(data) <= offset:
return "", len(data)
return data[offset:].decode("utf-8", errors="replace"), len(data)
async def _send_update_output(self, target: "_UpdateTarget", text: str) -> None:
"""Send buffered update output as fenced chunks that fit message limits (Telegram: 4096)."""
from tools.ansi_strip import strip_ansi
clean = strip_ansi(text).strip()
if not clean:
return
max_chunk = 3500
for i in range(0, len(clean), max_chunk):
with _log_suppressed(logging.DEBUG, "Update stream send failed: %s"):
await target.send(f"```\n{clean[i:i + max_chunk]}\n```")
async def _forward_update_prompt(self, target: "_UpdateTarget", prompt_text: str, default: str) -> None:
"""Forward an update prompt: platform-native buttons first (Discord, Telegram), else text."""
sent_buttons = False
adapter = target.adapter
if getattr(type(adapter), "send_update_prompt", None) is not None:
with _log_suppressed(logging.DEBUG, "Button-based update prompt failed: %s"):
await adapter.send_update_prompt(
chat_id=target.chat_id, prompt=prompt_text, default=default,
session_key=target.session_key, metadata=target.send_metadata(),
)
sent_buttons = True
if not sent_buttons:
default_hint = f" (default: {default})" if default else ""
_p = getattr(adapter, "typed_command_prefix", "/")
await target.send(
f"⚕ **Update needs your input:**\n\n{prompt_text}{default_hint}\n\n"
f"Reply `{_p}approve` (yes) or `{_p}deny` (no), or type your answer directly."
)
# Keep the prompt marker on disk until answered so a restarted watcher can re-forward it.
self._session_state(target.session_key).persistent.update_prompt_pending = True
logger.info("Forwarded update prompt to %s: %s", target.session_key, prompt_text[:80])
def _clear_update_markers(self, paths: "_UpdatePaths", session_key: Optional[str]) -> None:
paths.unlink_all()
state = self._peek_session_state(session_key)
if state is not None:
state.persistent.update_prompt_pending = False
async def _watch_update_progress(
self, poll_interval: float = 2.0, stream_interval: float = 4.0, timeout: float = 1800.0
) -> None:
"""Watch ``hermes update --gateway``, streaming output + forwarding prompts.
Polls ``.update_output.txt`` for new content and sends chunks to the user periodically;
detects ``.update_prompt.json`` (written when the update process needs input) and forwards it.
"""
paths = self._update_paths()
loop = asyncio.get_running_loop()
deadline = loop.time() + timeout
target = self._resolve_update_target(paths)
if target is None:
await self._watch_update_completion_only(paths, deadline, poll_interval)
return
session_key = target.session_key
bytes_sent = 0
last_stream_time = loop.time()
buffer = ""
async def _flush_buffer() -> None:
nonlocal buffer, last_stream_time
text, buffer = buffer, ""
if text.strip():
last_stream_time = loop.time()
await self._send_update_output(target, text)
def _read_new_output() -> None:
nonlocal buffer, bytes_sent
if paths.output.exists():
with suppress(OSError):
chunk, bytes_sent = self._read_update_output_since(paths.output, bytes_sent)
buffer += chunk
while loop.time() < deadline:
if paths.exit_code.exists():
_read_new_output()
await _flush_buffer()
with _log_suppressed(logging.WARNING, "Update final notification failed: %s"):
exit_code = self._update_exit_code(paths)
await target.send(
"✅ Hermes update finished." if exit_code == 0
else "❌ Hermes update failed (exit code {}).".format(exit_code)
)
logger.info("Update finished (exit=%s), notified %s", exit_code, session_key)
self._clear_update_markers(paths, session_key)
return
_read_new_output()
if buffer.strip() and (loop.time() - last_stream_time) >= stream_interval:
await _flush_buffer()
# Forward a prompt only when none is pending, else every poll re-forwards the same prompt.
_pending_state = self._peek_session_state(session_key) if session_key else None
if paths.prompt.exists() and session_key and not getattr(
getattr(_pending_state, "persistent", None), "update_prompt_pending", False
):
try:
prompt_data = json.loads(paths.prompt.read_text(encoding="utf-8-sig"))
prompt_text = prompt_data.get("prompt", "")
if prompt_text:
await _flush_buffer() # user sees context before the prompt
await self._forward_update_prompt(target, prompt_text, prompt_data.get("default", ""))
except (json.JSONDecodeError, OSError) as e:
logger.debug("Failed to read update prompt: %s", e)
await asyncio.sleep(poll_interval)
if not paths.exit_code.exists():
logger.warning("Update watcher timed out after %.0fs", timeout)
paths.exit_code.write_text("124", encoding="utf-8")
await _flush_buffer()
with suppress(Exception):
await target.send("❌ Hermes update timed out after 30 minutes.")
self._clear_update_markers(paths, session_key)
async def _send_update_notification(self) -> bool:
"""If an update finished, notify the user.
False while the update is still running (caller may retry); True after a definitive send/skip.
"""
from gateway.run import _non_conversational_metadata
paths = self._update_paths()
if not paths.any_pending():
return False
cleanup = True
active_pending_path = paths.claimed
def _defer(reason: str, *args) -> bool:
nonlocal cleanup, active_pending_path
logger.info(reason, *args)
cleanup = False
active_pending_path = paths.pending
paths.claimed.replace(paths.pending)
return False
try:
if paths.pending.exists():
try:
paths.pending.replace(paths.claimed)
except FileNotFoundError:
if not paths.claimed.exists():
return True
elif not paths.claimed.exists():
return True
pending = json.loads(paths.claimed.read_text(encoding="utf-8-sig"))
platform_str = pending.get("platform")
chat_id = pending.get("chat_id")
if not paths.exit_code.exists():
return _defer("Update notification deferred: update still running")
exit_code = self._update_exit_code(paths)
output = paths.output.read_bytes().decode("utf-8", errors="replace") if paths.output.exists() else ""
platform = Platform(platform_str)
adapter = self._authorization_adapter(platform, self._marker_profile(pending))
if chat_id and not adapter:
# Target platform not reconnected yet (common right after the update's restart): keep the
# markers for a later retry instead of silently losing the notification.
return _defer("Update notification deferred: %s adapter not connected yet", platform_str)
if chat_id:
metadata = self._pending_marker_metadata(platform, chat_id, pending, adapter)
from tools.ansi_strip import strip_ansi
output = strip_ansi(output).strip()
if output:
if len(output) > 3500:
output = "…" + output[-3500:]
status = "✅ Hermes update finished." if exit_code == 0 else "❌ Hermes update failed."
msg = f"{status}\n\n```\n{output}\n```"
else:
msg = (
"✅ Hermes update finished successfully." if exit_code == 0 else
"❌ Hermes update failed. Check the gateway logs or run `hermes update` manually for details."
)
await adapter.send(chat_id, msg, metadata=_non_conversational_metadata(metadata, platform=platform))
logger.info("Sent post-update notification to %s:%s (exit=%s)", platform_str, chat_id, exit_code)
except Exception as e:
logger.warning("Post-update notification failed: %s", e)
finally:
if cleanup:
for p in (active_pending_path, paths.claimed, paths.output, paths.exit_code):
p.unlink(missing_ok=True)
return True
async def _send_restart_notification(self) -> Optional[tuple[str, str, Optional[str]]]:
"""Notify the chat that initiated /restart that the gateway is back."""
from gateway.delivery import resolve_delivery_transport
from gateway.run import _hermes_home, _non_conversational_metadata
notify_path = _hermes_home / ".restart_notify.json"
if not notify_path.exists():
return None
try:
data = json.loads(notify_path.read_text(encoding="utf-8-sig"))
platform_str = data.get("platform")
chat_id = data.get("chat_id")
thread_id = data.get("thread_id")
if not platform_str or not chat_id:
return None
platform = Platform(platform_str)
# Relay-aware transport over the REQUESTER'S profile adapter map; ``self.adapters`` is the
# default profile's, so a secondary's "restarted" notice would leave through the wrong bot.
transport = resolve_delivery_transport(
platform, self.config, self._adapters_for_profile(self._marker_profile(data)))
if transport is None:
logger.debug("Restart notification skipped: no live transport for %s", platform_str)
return None
platform_cfg = self.config.platforms.get(platform)
if platform_cfg is not None and not platform_cfg.gateway_restart_notification:
logger.info(
"Restart notification suppressed: %s has gateway_restart_notification=false", platform_str
)
return None
metadata = self._pending_marker_metadata(platform, chat_id, data, transport.adapter)
if data.get("delivered_via_upstream_relay") is True:
metadata = dict(metadata or {})
for field in ("user_id", "scope_id"):
if data.get(field):
metadata[field] = str(data[field])
result = await transport.send(
platform, str(chat_id), "♻ Gateway restarted successfully. Your session continues.",
metadata=_non_conversational_metadata(metadata, platform=platform),
)
# adapter.send() catches provider errors (e.g. "Chat not found") and returns
# SendResult(success=False) rather than raising, so inspect the result before claiming success.
if _send_failed(result):
logger.warning(
"Restart notification to %s:%s was not delivered: %s", platform_str, chat_id, _send_error(result),
)
return None
logger.info("Sent restart notification to %s:%s", platform_str, chat_id)
return str(platform_str), str(chat_id), str(thread_id) if thread_id else None
except Exception as e:
logger.warning("Restart notification failed: %s", e)
return None
finally:
notify_path.unlink(missing_ok=True)
def _home_channel_transports(self):
"""Yield ``(platform, platform_cfg, home, transport)`` for every home channel with a live transport."""
from gateway.delivery import resolve_delivery_transport
for platform, platform_cfg in self.config.platforms.items():
home = platform_cfg.home_channel
if not home or not home.chat_id:
continue
transport = resolve_delivery_transport(platform, self.config, self.adapters)
if transport is None:
continue
yield platform, platform_cfg, home, transport
async def _send_home_channel_message(self, platform, home, transport, message: str, failure_fmt: str) -> bool:
"""Best-effort send to one home channel; True on success, failures logged with ``failure_fmt``."""
from gateway.run import _non_conversational_metadata
try:
metadata = self._thread_metadata_for_target(platform, home.chat_id, home.thread_id, adapter=transport.adapter)
if transport.is_relay:
metadata = dict(metadata or {})
if home.user_id:
metadata["user_id"] = home.user_id
if home.scope_id:
metadata["scope_id"] = home.scope_id
send_metadata = _non_conversational_metadata(metadata, platform=platform)
if send_metadata is not None or transport.is_relay:
result = await transport.send(platform, str(home.chat_id), message, metadata=send_metadata)
else:
result = await transport.adapter.send(str(home.chat_id), message)
if _send_failed(result):
logger.warning(failure_fmt, platform.value, home.chat_id, _send_error(result))
return False
return True
except Exception as exc:
logger.warning(failure_fmt, platform.value, home.chat_id, exc)
return False
def _free_tier_startup_line(self) -> Optional[str]:
"""Extra startup line when the gateway's inference is carried by the Nous free tier; None otherwise.
Best-effort: a resolution failure (no provider, auth error) must not block the online notice."""
try:
# Persisted state only. The free-tier check reads auth.json; it runs FIRST so the resolver
# is only consulted when a free-tier identity already exists and its own free-tier rung
# (which may mint on a fresh install, NS-829) answers from that identity without a network
# call. No token refresh at boot either way.
from hermes_cli.auth import resolve_provider
from hermes_cli.anon_auth import guest_carries_inference
if not guest_carries_inference():
return None
if resolve_provider("auto") != "nous":
return None
except Exception as exc:
logger.debug("Free tier startup line skipped: %s", exc)
return None
return "Inference: Nous free tier (nous/welcome). Sign in for more: /login"
async def _send_home_channel_startup_notifications(
self, *, skip_targets: Optional[set[tuple[str, str, Optional[str]]]] = None
) -> set[tuple[str, str, Optional[str]]]:
"""Notify configured home channels that the gateway is back online.
Best-effort, once per connected platform home channel. ``skip_targets`` lets startup avoid
duplicate messages when a more specific restart notification is queued for the same chat.
"""
delivered: set[tuple[str, str, Optional[str]]] = set()
skipped = skip_targets or set()
message = "♻️ Gateway online — Hermes is back and ready."
free_tier_line = self._free_tier_startup_line()
if free_tier_line:
message = f"{message}\n{free_tier_line}"
for platform, platform_cfg, home, transport in self._home_channel_transports():
if not platform_cfg.gateway_restart_notification:
logger.info(
"Home-channel startup notification suppressed: %s has gateway_restart_notification=false",
platform.value,
)
continue
target = _notice_target_key(platform.value, home.chat_id, home.thread_id)
if target in skipped or target in delivered:
continue
if await self._send_home_channel_message(
platform, home, transport, message, "Home-channel startup notification failed for %s:%s: %s",
):
delivered.add(target)
logger.info("Sent home-channel startup notification to %s:%s", platform.value, home.chat_id)
return delivered
async def _send_session_db_warning_notifications(self) -> None:
"""Broadcast a state.db failure warning to all home channels.
When SessionDB init fails at gateway startup, messages may flow but nothing is persisted
— /resume, /history, and session_search all silently break. Best-effort: failures are
logged, not raised.
See #88235.
"""
error = getattr(self, "_session_db_init_error", None)
if not error:
return
# Re-check the live store before warning: a startup `database is locked` routinely clears while
# the adapters are still connecting, and a borrowed store handle comes back once its owner
# releases it. The cache's opener clears ``_session_db_init_error`` on recovery, so a stale
# startup failure must not be broadcast as current (#108031).
if getattr(self, "_session_db_handle_cache", None) is not None:
self._open_session_db_for_active_scope()
error = self._session_db_init_error
if not error:
logger.info("state.db recovered before the home-channel warning went out; not broadcasting")
return
from hermes_constants import get_default_hermes_root, profile_cli_selector
from hermes_state import _default_db_path, classify_persistence_error, format_session_db_unavailable
cause = classify_persistence_error(error)
# Copy-pasteable, so name the real store and pin the profile: a bare `hermes` follows
# active_profile, which may be a different database (#105887).
profile_arg = profile_cli_selector()
if cause == "corrupt":
db_path = _default_db_path()
backups_dir = get_default_hermes_root() / "backups"
message = (
"⚠️ Session database corruption detected. Messages may not be "
"persisted. Recovery options:\n"
f"1. Run `hermes {profile_arg}doctor --fix`\n"
"2. Stop the gateway, then recover with:\n"
f" hermes {profile_arg}sessions recover --source {db_path} "
"--inspect-only\n"
f" (if it reports recoverable) hermes {profile_arg}sessions recover "
f"--source {db_path} --output recovered-state.db\n"
" — recovery snapshots the damaged file first; do NOT run "
"`sqlite3 ... \".recover\"` against the live state.db, a "
"vulnerable sqlite3 CLI can corrupt it further\n"
f"3. Restore from a backup in {backups_dir}/\n"
f"Run `hermes {profile_arg}doctor` for sanitized diagnostics."
)
elif cause == "fts_index":
# Index-scoped corruption: the message tables are not damaged, so the recover /
# restore advice above would be destructive on a healthy file (#97794).
message = (
"⚠️ Session database reported a corruption error confined to the search index "
"(FTS5); the message tables are not damaged. Messages may not be persisted until "
f"it is repaired: run `hermes {profile_arg}doctor --fix`, then restart the gateway. Do not run "
"recovery tools or restore a backup unless `hermes doctor` confirms damage."
)
else:
message = (
f"⚠️ Session database unavailable — messages may not be persisted. "
f"{format_session_db_unavailable()}\nRun `hermes doctor` for diagnostics."
)
logger.warning("Broadcasting state.db failure warning to home channels: %s", error)
for platform, _platform_cfg, home, transport in self._home_channel_transports():
await self._send_home_channel_message(
platform, home, transport, message, "state.db warning notification failed for %s:%s: %s",
)
def _build_process_event_source(self, evt: dict):
"""Resolve the canonical source for a synthetic background-process event.
Prefer the persisted session-store origin; the active foreground event causes cross-topic bleed.
"""
from gateway.run import _parse_session_key
session_key = str(evt.get("session_key") or "").strip()
derived = {}
if session_key:
try:
self.session_store._ensure_loaded()
entry = self.session_store._entries.get(session_key)
if entry and getattr(entry, "origin", None):
return entry.origin
except Exception as exc:
logger.debug("Synthetic process-event session-store lookup failed for %s: %s", session_key, exc)
cached_source = self._get_cached_session_source(session_key)
if cached_source is not None:
return cached_source
derived = _parse_session_key(session_key) or {}
profile = derived.get("profile")
platform_name = str(evt.get("platform") or derived.get("platform") or "").strip().lower()
chat_type = str(evt.get("chat_type") or derived.get("chat_type") or "").strip().lower()
chat_id = str(evt.get("chat_id") or derived.get("chat_id") or "").strip()
if not platform_name or not chat_type or not chat_id:
# Raw API keys legitimately have no messaging source. Resolve persisted
# origins first, then leave this recognized route to the API dispatcher.
if _raw_process_event_session_id(evt):
return None
logger.warning(
"Synthetic event source unresolvable: "
"session_key=%r platform=%r chat_type=%r chat_id=%r evt_type=%s",
session_key, platform_name, chat_type, chat_id, evt.get("type", "?"),
)
return None
try:
platform = Platform(platform_name)
# Reject dynamic pseudo-members: plugin platforms must be registered.
if platform.value not in _BUILTIN_PLATFORM_VALUES:
try:
from gateway.platform_registry import platform_registry
if not platform_registry.is_registered(platform.value):
raise ValueError(platform_name)
except Exception:
raise ValueError(platform_name)
except Exception:
logger.warning("Synthetic process event has invalid platform metadata: %r", platform_name)
return None
def _opt(field: str) -> Optional[str]:
return str(evt.get(field) or "").strip() or None
scope_id = _opt("scope_id")
if scope_id is None and chat_type not in ("dm", "thread"):
# Reconstructed scoped-chat source without scope_id: a relay connector's tenant guard may
# decline the reply. Warn, don't fail (native adapters need no scope_id).
logger.warning(
"Synthetic event source for %s chat=%s (%s) reconstructed "
"without scope_id; scoped relay egress may be declined by "
"the connector's tenant guard (user_id fallback only).", platform_name, chat_id, chat_type,
)
return SessionSource(
platform=platform, chat_id=chat_id, chat_type=chat_type, thread_id=_opt("thread_id"),
user_id=_opt("user_id"), user_name=_opt("user_name"), scope_id=scope_id, profile=profile,
)
async def _drain_watch_notifications(self, completion_queue) -> None:
"""Consume queued watch events and inject them when notifications are enabled.
The queue is ALWAYS drained (so watch events don't rot or requeue-spin) but injection is
skipped when the OWNING profile's ``display.background_process_notifications`` is ``off``
— one shared queue carries every served profile's events, so the gate is evaluated per
event inside its profile scope, never once for the ambient (launch) profile.
See #9290.
"""
from gateway.run import _drain_gateway_watch_events, _format_gateway_process_notification
watch_events = _drain_gateway_watch_events(completion_queue)
for evt in watch_events:
async with self._completion_event_scope(evt):
if self._load_background_notifications_mode() == "off":
continue
synth_text = _format_gateway_process_notification(evt)
if not synth_text:
continue
try:
delivered = await self._inject_watch_notification(synth_text, evt)
except Exception:
logger.exception("Watch notification injection error")
delivered = False
if delivered is False:
completion_queue.put(evt)
def _adapter_by_platform_value(self, platform_name: str):
"""Literal ``p.value == platform_name`` scan over connected adapters (native adapters only)."""
for p, a in self.adapters.items():
if p.value == platform_name:
return a
return None
async def _self_post_api_server(self, adapter, synth_text: str, raw_sid: str, evt: dict) -> bool:
"""Deliver to a non-push (api_server) session by raw session id.
Async-delegation completions are persisted as a durable delivery row — after the parent
turn's event.complete the CLIENT owns the next turn on this stateless surface, so never
self-post them as a new role=user prompt. Other watch events wake the session via self-post.
"""
from gateway.wake import deliver_wake, persist_delegation_delivery
if evt.get("type") == "async_delegation":
info = "Async delegation completion — persisting delivery row for api_server session %s (no wake turn)"
fail = "Async delegation delivery persist failed for session %s: %s"
deliver = lambda: persist_delegation_delivery(adapter, text=synth_text, session_id=raw_sid, evt=evt) # noqa: E731
else:
info = "Watch pattern notification — waking api_server session %s via self-post"
fail = "Watch notification self-post wake failed for session %s: %s"
deliver = lambda: deliver_wake(adapter, text=synth_text, session_id=raw_sid) # noqa: E731
try:
logger.info(info, raw_sid)
await deliver()
return True
except Exception as e:
logger.warning(fail, raw_sid, e)
return False
def _resolve_injection_adapter(self, platform_name: str, source=None):
"""Adapter for a synthetic-event platform: alias-aware transport resolver first (one
Platform.RELAY adapter fronts N logical platforms; native wins), literal ``p.value`` scan as
fallback for minimal runner stubs / exotic platform strings when the resolver can't run."""
from gateway.delivery import resolve_delivery_transport
if source is not None:
owner = self._transport_owner(source)
if owner is not None:
return owner[0]
if getattr(source, "delivered_via_upstream_relay", False) is True:
return self.adapters.get(Platform.RELAY)
# One resolver with authz/kanban/cron: a secondary's own map, or the primary's for a
# shared-bot satellite; a disconnected secondary fails closed to ``{}``.
adapters = self._adapters_for_profile(getattr(source, "profile", None))
try:
_transport = resolve_delivery_transport(Platform(platform_name), self.config, adapters)
except Exception:
_transport = None
if _transport is not None:
return _transport.adapter
return next((a for p, a in adapters.items() if p.value == platform_name), None)
async def _inject_watch_notification(
self, synth_text: str, evt: dict, *, raise_not_accepted: bool = False,
) -> Optional[bool]:
"""Inject a watch/completion notification as a synthetic message event.
Routing comes from the queued event, never the active foreground message. Returns
``True`` on adapter acceptance, ``False`` on retryable adapter failure, ``None`` with no
gateway route. Not transactional: a crash after acceptance can replay (at-least-once).
"""
from gateway.wake import WakeNotAccepted, adapter_supports_push, admit_internal_event
source = await asyncio.to_thread(self._build_process_event_source, evt)
if not source:
# API-server sessions bind the RAW X-Hermes-Session-Id key, not a structured ``agent:...`` key.
raw_sid = _raw_process_event_session_id(evt)
if raw_sid:
adapter = self.adapters.get(Platform.API_SERVER)
if adapter is not None and not adapter_supports_push(adapter):
return await self._self_post_api_server(adapter, synth_text, raw_sid, evt)
logger.debug(
"Deferring watch notification for raw session %s: no api_server adapter to self-post through",
raw_sid,
)
return False
logger.warning(
"Dropping watch notification with no routing metadata for process %s",
evt.get("session_id", "unknown"),
)
return None
platform_name = source.platform.value if hasattr(source.platform, "value") else str(source.platform)
adapter = self._resolve_injection_adapter(platform_name, source)
if not adapter:
return False
if not adapter_supports_push(adapter):
# Non-push adapter (api_server): its chat_id IS the raw session id, so handle_message would
# key the wake under a build_session_key() that never matches — self-post instead.
raw_sid = str(evt.get("origin_session_id") or "").strip() or str(source.chat_id or "")
return await self._self_post_api_server(adapter, synth_text, raw_sid, evt)
try:
metadata = {}
session_key = str(evt.get("session_key") or "").strip()
if session_key.startswith("agent:"):
metadata["gateway_session_key"] = session_key
parent_session_id = str(evt.get("parent_session_id") or "").strip()
if parent_session_id:
metadata["gateway_session_id"] = parent_session_id
synth_event = MessageEvent(
text=synth_text, message_type=MessageType.TEXT, source=source, internal=True,
message_id=str(evt.get("message_id") or "").strip() or None, metadata=metadata,
)
logger.info(
"Watch pattern notification — injecting for %s chat=%s thread=%s",
platform_name, source.chat_id, source.thread_id,
)
# Relay egress priming: post-restart routing caches are cold (they warm only on inbound), so
# replies would egress without tenant discriminators and be declined by the connector.
_prime = getattr(adapter, "prime_routing_cache", None)
if callable(_prime):
_prime(synth_event)
await admit_internal_event(adapter, synth_event)
return True
except WakeNotAccepted:
# Durable callers refund the claim; ordinary watch callers just requeue.
if raise_not_accepted:
raise
return False
except Exception as e:
logger.error("Watch notification injection error: %s", e)
return False
@staticmethod
def _completion_delivery_identity(evt: dict) -> Optional[tuple[str, str, object]]:
"""Return a producer-stable identity when one is available.
Delegation UUIDs identify one producer completion. Process session IDs include the
persisted spawn epoch so a reused ID is a distinct incarnation; legacy events without
``started_at`` are delivered undeduplicated rather than risk suppressing a real completion.
"""
evt_type = str(evt.get("type") or "")
if evt_type == "async_delegation":
producer_id = str(evt.get("delegation_id") or "")
if not producer_id:
return None
if evt.get("task_failure_notice"):
# An interim per-task notice is its own producer event: it must not mark the
# batch's final result as already delivered, nor a sibling's notice.
task_idx = ((evt.get("results") or [{}])[0] or {}).get("task_index", "")
return (evt_type, producer_id, f"task_failure:{task_idx}")
return (evt_type, producer_id, "")
if evt_type == "completion":
producer_id = str(evt.get("session_id") or "")
started_at = evt.get("started_at")
if producer_id and started_at is not None:
return (evt_type, producer_id, started_at)
return None
def _mark_completions_delivered_locked(self, identities) -> None:
"""Move identities inflight -> delivered and trim retention. Caller holds ``_completion_delivery_lock``."""
for identity in identities:
self._completion_deliveries_inflight.discard(identity)
self._completion_deliveries_delivered[identity] = None
while len(self._completion_deliveries_delivered) > self._completion_delivery_retention:
self._completion_deliveries_delivered.popitem(last=False)
def _completion_identity_seen(self, identity, *, claim: bool = False) -> bool:
"""True when ``identity`` is inflight or already delivered this gateway lifecycle.
With ``claim`` an unseen identity is atomically marked inflight (same lock hold).
"""
with self._completion_delivery_lock:
seen = (
identity in self._completion_deliveries_inflight
or identity in self._completion_deliveries_delivered
)
if claim and not seen:
self._completion_deliveries_inflight.add(identity)
return seen
async def _classify_completion_target(self, parent_session_id: str) -> str:
"""Classify an async-completion target before adapter acceptance: ``"deliver"`` (spawning
session live or compression-rotated with a live continuation; the resolver still retargets),
``"terminal"`` (parent gone for good — unknown / user boundary like /new; drop the durable row
rather than falsely ack), ``"retry"`` (DB unavailable / rotation mid-flight; release the claim)."""
from gateway.run import _USER_BOUNDARY_END_REASONS
session_db = getattr(self, "_session_db", None)
if session_db is None:
return "retry"
try:
parent = await session_db.get_session(parent_session_id)
except Exception:
logger.debug("Async-completion pre-flight parent lookup failed for %s", parent_session_id, exc_info=True)
return "retry"
if parent is None:
return "terminal"
if not parent.get("ended_at"):
return "deliver"
end_reason = str(parent.get("end_reason") or "")
if end_reason != "compression":
# Only a USER-closed session (/new, user_exit, session_switch) is unreachable; idle/timeout
# ends stay routable and the resolver retargets. Boundary set shared with the resolver.
return "terminal" if end_reason in _USER_BOUNDARY_END_REASONS else "deliver"
try:
tip_session_id = await session_db.get_compression_tip(parent_session_id)
if not tip_session_id or tip_session_id == parent_session_id:
# Rotation mid-flight: continuation not visible yet. Retry, don't drop.
return "retry"
tip = await session_db.get_session(tip_session_id)
except Exception:
logger.debug("Async-completion pre-flight tip lookup failed for %s", parent_session_id, exc_info=True)
return "retry"
if tip is None or tip.get("ended_at"):
return "retry"
return "deliver"
@staticmethod
def _settle_durable_claim(kind: str, delegation_id: str, claim_id: str) -> None:
"""Best-effort ``drop``/``release`` of a durable completion claim."""
fn_name, fail_msg = _DURABLE_CLAIM_OPS[kind]
try:
import tools.async_delegation as _ad
getattr(_ad, fn_name)(delegation_id, claim_id)
except Exception:
logger.log(logging.WARNING if kind == "complete" else logging.DEBUG, fail_msg, exc_info=True)
async def _completion_delivery_ready(self, evt: dict) -> bool:
"""Unavailable owners/transports must not spend a durable delivery attempt."""
from gateway.wake import adapter_supports_push
parent_session_id = str(evt.get("parent_session_id") or "").strip()
if parent_session_id:
verdict = await self._classify_completion_target(parent_session_id)
if verdict != "deliver":
# Definitively closed targets still need the normal terminal disposition.
return verdict == "terminal"
source = await asyncio.to_thread(self._build_process_event_source, evt)
if source is not None:
platform = source.platform.value if hasattr(source.platform, "value") else str(source.platform)
adapter = self._resolve_injection_adapter(platform, source)
else:
raw_sid = _raw_process_event_session_id(evt)
adapter = self.adapters.get(Platform.API_SERVER) if raw_sid else None
if adapter is not None and adapter_supports_push(adapter):
return False
if adapter is None:
return False
if not adapter_supports_push(adapter):
ensure = getattr(adapter, "_ensure_session_db", None)
try:
if not callable(ensure) or await asyncio.to_thread(ensure) is None:
return False
except Exception:
logger.debug("Async-completion delivery DB unavailable", exc_info=True)
return False
return True
async def _preflight_completion_delivery(self, evt: dict) -> "_CompletionClaim":
"""Claim the durable row (async delegations) and verify the target before adapter acceptance.
Adapter acceptance is not proof of delivery: the inner resolver can still fail closed inside
the pipeline after acceptance, falsely acking the durable row. Verifying first gives drops an
honest durable disposition.
"""
claim = self._CompletionClaim()
evt_type = evt.get("type")
if evt_type == "async_delegation" and not await self._completion_delivery_ready(evt):
claim.proceed, claim.early_result = False, False
return claim
# An interim per-task notice shares the batch's delegation_id but is not the durable
# completion; claiming that row here would acknowledge the FINAL result before it exists.
if evt_type == "async_delegation" and not evt.get("task_failure_notice"):
claim.delegation_id = str(evt.get("delegation_id") or "")
if claim.delegation_id:
try:
from tools.async_delegation import claim_completion_delivery
claim.claim_id = f"gateway:{id(self)}:{__import__('uuid').uuid4().hex}"
if not claim_completion_delivery(claim.delegation_id, claim.claim_id):
claim.proceed = False
return claim
except Exception as exc:
logger.warning("Could not claim durable async completion %s: %s", claim.delegation_id, exc)
claim.proceed, claim.early_result = False, False
return claim
elif evt_type != "completion":
return claim
# Background completions carry only session_key, so after /new the OLD session's notification
# would land in the NEW one. Stamped events get the async-delegation pre-flight; unstamped deliver.
parent_session_id = str(evt.get("parent_session_id") or "").strip()
if not parent_session_id:
return claim
# Pre-flight (#65838-class): adapter acceptance is NOT proof of delivery — the inner #55578 resolver
# can still fail closed inside the message pipeline AFTER the adapter accepted, which would falsely
# acknowledge the durable row as delivered. Verify the target here, before acceptance, and give
# drops an honest durable disposition.
verdict = await self._classify_completion_target(parent_session_id)
if verdict == "terminal":
if evt_type == "async_delegation":
logger.warning(
"Async delegation %s targets permanently-gone session %s; "
"terminally dropping delivery (result remains in the delegation records).",
claim.delegation_id or "<legacy>", parent_session_id,
)
if claim.claim_id:
self._settle_durable_claim("drop", claim.delegation_id, claim.claim_id)
else:
logger.warning(
"Background process %s completion targets "
"permanently-gone session %s (user boundary such as "
"/new); dropping notification (output remains available via process(action='log')).",
evt.get("session_id") or "<unknown>", parent_session_id,
)
claim.proceed = False
elif verdict == "retry":
# Transient uncertainty: tell the watcher to re-poll rather than drop or misroute.
if claim.claim_id:
self._settle_durable_claim("release", claim.delegation_id, claim.claim_id)
claim.proceed, claim.early_result = False, False
return claim
def _completion_event_scope(self, evt: dict):
"""Profile runtime scope of the session a completion event targets (a no-op context when the
event is the default profile's or the scope is already installed).
The pre-flight (``_classify_completion_target`` → ``_session_db``) and every durable-ledger op
(``tools.async_delegation`` → ``get_hermes_home()/state.db``) resolve from the ambient scope.
The supervised ``_async_delegation_watcher`` and startup-recovered process watchers run under
the ROOT scope, so a secondary profile's completion was looked up in the DEFAULT profile's
state.db — classified ``terminal`` and dropped, its ledger row stranded ``pending`` forever."""
from gateway.run import _async_profile_runtime_scope
from hermes_constants import get_hermes_home_override
source = self._build_process_event_source(evt)
if source is None or not getattr(source, "profile", None):
return contextlib.nullcontext()
profile_home = self._resolve_profile_home_for_source(source)
if get_hermes_home_override() == str(profile_home):
return contextlib.nullcontext()
return _async_profile_runtime_scope(profile_home)
async def _deliver_completion_notification(
self, synth_text: str, evt: dict, *, sibling_claims=(),
) -> Optional[bool]:
"""Acknowledge one admitted batch, refund refusals, or release failed deliveries.
True means adapter admission, not model execution; None means deduplicated or
terminal. False remains retryable. Claims are settled together for every sibling.
"""
async with self._completion_event_scope(evt):
return await self._deliver_completion_notification_scoped(
synth_text, evt, sibling_claims=sibling_claims)
async def _deliver_completion_notification_scoped(
self, synth_text: str, evt: dict, *, sibling_claims=(),
) -> Optional[bool]:
from gateway.wake import WakeNotAccepted
identity = self._completion_delivery_identity(evt)
claim = self._CompletionClaim()
accepted = identity_claimed = refused = False
try:
claim = await self._preflight_completion_delivery(evt)
if not claim.proceed:
return claim.early_result
if identity is not None:
if self._completion_identity_seen(identity, claim=True):
return None
identity_claimed = True
injection_result = await self._inject_watch_notification(synth_text, evt, raise_not_accepted=True)
if injection_result is not True:
return injection_result
accepted = True
if identity is not None:
with self._completion_delivery_lock:
self._mark_completions_delivered_locked((identity,))
return True
except WakeNotAccepted:
refused = True
return False
finally:
if identity_claimed and not accepted:
with self._completion_delivery_lock:
self._completion_deliveries_inflight.discard(identity)
operation = "complete" if accepted else "defer" if refused else "release"
if claim.claim_id:
self._settle_durable_claim(operation, claim.delegation_id, claim.claim_id)
for sibling, claim_id in sibling_claims:
if claim_id:
self._settle_durable_claim(operation, sibling["delegation_id"], claim_id)
if accepted and sibling_claims:
self._record_coalesced_completion_siblings([event for event, _claim_id in sibling_claims])
@staticmethod
def _event_route_key(evt: dict, fields: tuple[str, ...]) -> tuple[str, ...]:
return tuple(str(evt.get(field) or "") for field in fields)
@staticmethod
def _format_coalesced_process_completions(entries: list[tuple[str, dict, asyncio.Future]]) -> str:
"""Build one bounded synthetic event from several redacted completions."""
from gateway.run import _redact_gateway_user_facing_secrets
lines = [
f"[IMPORTANT: {len(entries)} background processes completed for this session.",
"Treat these results as one completion batch and send at most one "
"consolidated user-facing response.",
]
shown = entries[:10]
for _text, evt, _future in shown:
session_id = str(evt.get("session_id") or "unknown")
exit_code = evt.get("exit_code")
reason = str(evt.get("completion_reason") or "exited")
# Unconditional gateway redaction floor (the producer-seam redactor is configurable). Redact
# BEFORE slicing: truncating first can leave a credential fragment the patterns miss.
output = _redact_gateway_user_facing_secrets(str(evt.get("output") or "")).strip()
if len(output) > 800:
output = f"[… truncated …]\n{output[-800:]}"
lines.append(f"\n- {session_id}: exit_code={exit_code}, reason={reason}")
if output:
lines.append(output)
omitted = len(entries) - len(shown)
if omitted:
lines.append(
f"\n- … and {omitted} more completion(s); inspect them with "
"the process tool if they affect the conclusion."
)
lines.append("If a result does not change the current conclusion, absorb it silently.]")
return "\n".join(lines)
def _record_coalesced_completion_siblings(self, events: list[dict]) -> None:
"""Extend a successful primary delivery claim to its batched siblings."""
identities = [i for i in map(self._completion_delivery_identity, events) if i is not None]
with self._completion_delivery_lock:
self._mark_completions_delivered_locked(identities)
async def _flush_process_completion_batch(self, key: tuple[str, ...]) -> None:
"""Deliver one short-window completion batch and resolve its waiters."""
current_task = asyncio.current_task()
entries: list[tuple[str, dict, asyncio.Future]] = []
delivered: Optional[bool] = False
try:
await asyncio.sleep(self._completion_notification_batch_window)
entries = self._completion_notification_batches.pop(key, [])
# Detach before delivery so a completion arriving mid-flight can schedule the next flush.
if self._completion_notification_batch_tasks.get(key) is current_task:
self._completion_notification_batch_tasks.pop(key, None)
if not entries:
return
synth_text = entries[0][0] if len(entries) == 1 else self._format_coalesced_process_completions(entries)
# A duplicate primary returns None from the dedupe seam; try the next identity so a fresh
# sibling is never discarded with it.
delivered = None
for _text, candidate_evt, _future in entries:
delivered = await self._deliver_completion_notification(synth_text, candidate_evt)
if delivered is not None:
break
if delivered is True and len(entries) > 1:
self._record_coalesced_completion_siblings([evt for _text, evt, _future in entries])
except asyncio.CancelledError:
# Shutdown cancellation: recover undetached entries and resolve every waiter as retryable.
delivered = False
if not entries:
entries = self._completion_notification_batches.pop(key, [])
raise
except Exception:
logger.exception("Coalesced process completion delivery failed")
delivered = False
finally:
# Never strand watcher futures: False = watcher retry path; None = ordinary dedupe result.
self._settle_batch_waiters(entries, delivered)
# Do not remove a newer flush task that reused the same route key.
if self._completion_notification_batch_tasks.get(key) is current_task:
self._completion_notification_batch_tasks.pop(key, None)
@staticmethod
def _settle_batch_waiters(entries, result) -> None:
for _text, _evt, future in entries:
if not future.done():
future.set_result(result)
async def _cancel_process_completion_batch_tasks(self) -> None:
"""Settle pending completion batches before adapter teardown."""
self._completion_notification_batches_stopping = True
tasks = {
task
for task in getattr(self, "_completion_notification_batch_flush_tasks", set())
if not task.done()
}
for task in tasks:
task.cancel()
if tasks:
await asyncio.gather(*tasks, return_exceptions=True)
# Defensive cleanup for an orphaned queue with no live flush task.
batches = getattr(self, "_completion_notification_batches", {})
for entries in batches.values():
self._settle_batch_waiters(entries, False)
batches.clear()
getattr(self, "_completion_notification_batch_tasks", {}).clear()
getattr(self, "_completion_notification_batch_flush_tasks", set()).clear()
async def _enqueue_process_completion_notification(self, synth_text: str, evt: dict) -> Optional[bool]:
"""Fan in concurrent process completions that share one conversation."""
# Lazy defaults: lifecycle tests build GatewayRunner via object.__new__.
for attr, default in (
("_completion_notification_batches", dict), ("_completion_notification_batch_tasks", dict),
("_completion_notification_batch_flush_tasks", set),
("_completion_notification_batch_window", lambda: 0.1),
("_completion_notification_batches_stopping", lambda: False), ("_background_tasks", set),
):
if not hasattr(self, attr):
setattr(self, attr, default())
if self._completion_notification_batches_stopping:
return False
key = self._event_route_key(evt, self._COMPLETION_BATCH_KEY_FIELDS)
future = asyncio.get_running_loop().create_future()
self._completion_notification_batches.setdefault(key, []).append((synth_text, evt, future))
if key not in self._completion_notification_batch_tasks:
task = asyncio.create_task(self._flush_process_completion_batch(key))
self._completion_notification_batch_tasks[key] = task
# Keep the flush alive under the gateway's normal lifecycle accounting.
self._retain_background_task(task)
self._track_task_in(self._completion_notification_batch_flush_tasks, task)
return await future
def _enrich_async_delegation_routing(self, evt: dict) -> None:
"""Fill platform/chat_id/thread_id/chat_type on an async-delegation event.
Such events only carry ``session_key`` (the daemon worker lacks per-message routing
metadata). Best-effort: a CLI-origin event (empty session_key) is left as-is and won't route.
"""
from gateway.run import _parse_session_key
if evt.get("platform"):
return # already enriched
parsed = _parse_session_key(evt.get("session_key", "") or "")
if not parsed:
return
evt["platform"] = parsed.get("platform", "")
evt["chat_type"] = parsed.get("chat_type", "")
evt["chat_id"] = parsed.get("chat_id", "")
if parsed.get("thread_id"):
evt["thread_id"] = parsed["thread_id"]
async def _deliver_async_delegation_group(self, group: list[dict]) -> Optional[bool]:
"""Deliver a same-session batch of async completions as ONE turn: the primary carries the
consolidated text of every sibling THIS runner claimed (siblings owned elsewhere are excluded;
their claims are acked only after adapter acceptance). True after acceptance, False to requeue
the group, None when nothing is deliverable here (retry siblings requeued)."""
# The group shares one session_key, hence one profile: scope the pre-checks and sibling claims too.
async with self._completion_event_scope(group[0]):
return await self._deliver_async_delegation_group_scoped(group)
async def _deliver_async_delegation_group_scoped(self, group: list[dict]) -> Optional[bool]:
from gateway.run import _format_gateway_process_notification
from tools.process_registry import process_registry as _pr
# API delivery does not start a model turn, so there is nothing to coalesce.
# Keep each unit's stable identity with its row across partial delivery/retry.
if group and group[0].get("origin_session_id"):
outcomes = []
for evt in group:
text = _format_gateway_process_notification(evt)
if text:
outcomes.append(await self._deliver_completion_notification(text, evt))
return False if False in outcomes else True
deliverable: list[tuple[dict, str]] = []
for evt in group:
synth_text = _format_gateway_process_notification(evt)
if not synth_text:
continue
identity = self._completion_delivery_identity(evt)
if identity is not None and self._completion_identity_seen(identity):
continue
deliverable.append((evt, synth_text))
if not deliverable:
return None
if len(deliverable) == 1:
evt, synth_text = deliverable[0]
return await self._deliver_completion_notification(synth_text, evt)
# Check the entire group before claiming ANY row: an unavailable sibling must
# not exhaust its budget just because the primary has a usable route.
for evt, _text in deliverable:
if not await self._completion_delivery_ready(evt):
return False
from tools.async_delegation import claim_event_delivery
primary_evt, primary_text = deliverable[0]
blocks = [primary_text]
siblings: list[tuple[dict, str]] = []
for evt, synth_text in deliverable[1:]:
claim_id = claim_event_delivery(evt, f"gateway-batch:{id(self)}")
if claim_id is None:
# Another consumer owns this row: keep it out of our text so it is never double-injected.
continue
siblings.append((evt, claim_id))
blocks.append(synth_text)
if not siblings:
return await self._deliver_completion_notification(primary_text, primary_evt)
header = (
f"[IMPORTANT: {len(blocks)} background subagent delegations "
"completed for this session. Treat these results as one "
"completion batch and send at most one consolidated user-facing "
"response. If a result does not change the current conclusion, absorb it silently.]"
)
consolidated = "\n\n".join([header, *blocks])
delivered = await self._deliver_completion_notification(
consolidated, primary_evt, sibling_claims=siblings,
)
if delivered is None:
# Primary dropped/owned elsewhere: retry the unadmitted siblings.
for evt, _claim_id in siblings:
_pr.completion_queue.put(evt)
return delivered
def _restore_secondary_completion_ledgers(self, profile_homes) -> None:
"""Re-queue undelivered async completions from every SECONDARY profile's ledger. The process
registry restores only the launch profile's ``state.db`` at import; a secondary's rows would
otherwise never be replayed after a restart."""
from gateway.run import _profile_runtime_scope
from tools.async_delegation import restore_undelivered_completions
from tools.process_registry import process_registry as _pr
primary = getattr(self, "_primary_profile_name", None)
for profile_name, profile_home in profile_homes:
if profile_name == primary:
continue
try:
with _profile_runtime_scope(Path(profile_home), {}):
restored = restore_undelivered_completions(_pr.completion_queue)
except Exception:
logger.warning("Could not restore async completions for profile %r", profile_name, exc_info=True)
continue
if restored:
logger.info("Restored %d undelivered async completion(s) for profile %r", restored, profile_name)
async def _async_delegation_watcher(self, interval: float = 2.0) -> None:
"""Drain async completions and pattern notifications even while sessions are idle.
Background subagents and process pattern events have no per-process notification
consumer; both must progress without a later foreground turn.
"""
await asyncio.sleep(3) # let platforms finish connecting
from tools.process_registry import process_registry as _pr
while self._running:
with _log_suppressed(logging.DEBUG, "Async delegation watcher error: %s"):
# Pattern events also need an idle consumer; foreground turns are optional.
await self._drain_watch_notifications(_pr.completion_queue)
# Process completions remain owned by their per-process watchers.
requeue = []
async_events = []
while not _pr.completion_queue.empty():
try:
evt = _pr.completion_queue.get_nowait()
except Exception:
break
(async_events if evt.get("type") == "async_delegation" else requeue).append(evt)
for evt in requeue:
_pr.completion_queue.put(evt)
# A fan-out finishing together yields N completions for one session; group by full route +
# parent session so each group becomes ONE consolidated turn.
# A same-tick drain often carries several completions for the SAME originating session (a
# fan-out of background subagents finishing together). Events for different sessions never
# coalesce. See #70300.
groups: dict[tuple[str, ...], list[dict]] = {}
for evt in async_events:
self._enrich_async_delegation_routing(evt)
groups.setdefault(self._event_route_key(evt, self._ASYNC_GROUP_KEY_FIELDS), []).append(evt)
for group in groups.values():
try:
delivered = await self._deliver_async_delegation_group(group)
if delivered is False:
for evt in group:
_pr.completion_queue.put(evt)
except Exception as e:
for evt in group:
_pr.completion_queue.put(evt)
logger.error("Async delegation injection error: %s", e)
await asyncio.sleep(interval)
@staticmethod
def _redacted_output_tail(session, limit: int) -> str:
"""Last ``limit`` chars of process output through the secret redactors (unconditional floor)."""
from gateway.run import _redact_gateway_user_facing_secrets
new_output = session.output_buffer[-limit:] if session.output_buffer else ""
if new_output:
from agent.redact import redact_terminal_output
new_output = redact_terminal_output(new_output, getattr(session, "command", "") or "")
# redact_terminal_output() is unforced (raw when security.redact_secrets is off); this goes
# straight to the adapter, so apply the same unconditional floor as agent-notify.
new_output = _redact_gateway_user_facing_secrets(new_output)
return new_output
async def _send_watcher_message(self, platform_name: str, chat_id, thread_id, message_text: str, watcher: dict) -> None:
from gateway.run import _non_conversational_metadata
source = await asyncio.to_thread(self._build_process_event_source, watcher)
adapter = self._resolve_injection_adapter(platform_name, source)
if adapter and chat_id:
with _log_suppressed(logging.ERROR, "Watcher delivery error: %s"):
send_meta = {"thread_id": thread_id} if thread_id else None
await adapter.send(
chat_id, message_text, metadata=_non_conversational_metadata(send_meta, platform=platform_name),
)
@staticmethod
def _build_process_completion_event(watcher: dict, session, session_id: str) -> dict:
"""Build the synthetic ``completion`` event for an agent-notify watcher."""
from gateway.run import _redact_gateway_user_facing_secrets
from agent.redact import redact_terminal_output
from tools.ansi_strip import strip_ansi
_command = getattr(session, "command", "") or ""
_raw = strip_ansi(session.output_buffer) if session.output_buffer else ""
_raw = redact_terminal_output(_raw, _command)
# Keep the last ~2000 chars snapped to a line boundary, with a marker when cut.
_LIMIT = 2000
# Truncate at line boundaries so notifications never start mid-line (fixes #23284). Keep the last
# ~2000 chars but snap to the nearest preceding newline, then prepend a truncation marker when
# output was cut.
if len(_raw) > _LIMIT:
_tail = _raw[-_LIMIT:]
_nl = _tail.find("\n")
_tail = _tail[_nl + 1:] if _nl != -1 else _tail
_out = f"[… output truncated — showing last {len(_tail)} chars]\n{_tail}"
else:
_out = _raw
return {
"type": "completion",
"session_id": session_id,
**{k: watcher.get(k, "") for k in _WATCHER_ROUTE_FIELDS},
"message_id": str(watcher.get("message_id") or "").strip() or None,
"started_at": getattr(session, "started_at", None),
"command": _redact_gateway_user_facing_secrets(_command),
"exit_code": session.exit_code,
"completion_reason": getattr(session, "completion_reason", "exited"),
"termination_source": getattr(session, "termination_source", ""),
"output": _redact_gateway_user_facing_secrets(_out),
# Spawning session-db id: lets pre-flight drop this completion if the user /new'd first.
"parent_session_id": (
watcher.get("parent_session_id") or getattr(session, "parent_session_id", "") or ""
),
}
def _format_process_final_message(self, session_id: str, session, notify_mode: str) -> str:
from gateway.run import _format_concise_process_notification, _redact_gateway_user_facing_secrets
new_output = self._redacted_output_tail(session, 1000)
if notify_mode != "concise":
return (
f"[Background process {session_id} finished with exit code {session.exit_code}~ "
f"Here's the final output:\n{new_output}]"
)
_started = getattr(session, "started_at", None)
_dur = max(0.0, time.time() - _started) if isinstance(_started, (int, float)) else None
return _format_concise_process_notification(
session_id, _redact_gateway_user_facing_secrets(getattr(session, "command", "") or ""),
session.exit_code, new_output, duration_seconds=_dur,
)
async def _run_process_watcher(self, watcher: dict) -> None:
"""Poll a background process and push updates until it exits. Mode
(``display.background_process_notifications``): concise (default one-liner; failures append
the output tail) / all (running updates + final raw) / result (final raw) / error (final raw
if exit != 0) / off."""
from tools.process_registry import process_registry
from tools.process_registry_notifications import format_process_notification
session_id = watcher["session_id"]
interval = watcher["check_interval"]
platform_name = watcher.get("platform", "")
chat_id = watcher.get("chat_id", "")
thread_id = watcher.get("thread_id", "")
agent_notify = watcher.get("notify_on_complete", False)
# The mode belongs to the profile that started the process; recovered watchers run in the
# root context, so resolve it under the owning profile's scope (no-op for the default).
async with self._completion_event_scope(watcher):
notify_mode = self._load_background_notifications_mode()
logger.debug("Process watcher started: %s (every %ss, notify=%s, agent_notify=%s)",
session_id, interval, notify_mode, agent_notify)
silent = notify_mode == "off" and not agent_notify
last_output_len = 0
while True:
await asyncio.sleep(interval)
session = process_registry.get(session_id)
if session is None:
break
if silent:
# Still wait for the process to exit so we can log it, but don't push any messages.
if session.exited:
break
continue
current_output_len = len(session.output_buffer)
has_new_output = current_output_len > last_output_len
last_output_len = current_output_len
if session.exited:
# Agent-notify: inject a synthetic message unless the agent already consumed the result via
# wait/log (poll() is read-only and deliberately does NOT mark consumed).
if agent_notify and not process_registry.is_completion_consumed(session_id):
completion_evt = self._build_process_completion_event(watcher, session, session_id)
synth_text = format_process_notification(completion_evt)
if not synth_text:
break
delivered = await self._enqueue_process_completion_notification(synth_text, completion_evt)
if delivered is False:
# The process remains terminal; retry after failed adapter injection instead
# of suppressing the result.
continue
break
# Text-only notification; skip when already consumed via wait/log (the agent_notify branch
# FALLS THROUGH here, hence the re-check).
if process_registry.is_completion_consumed(session_id):
logger.debug(
"Process watcher: completion for %s already consumed "
"via wait/log — skipping raw notification (#65379)", session_id,
)
break
if notify_mode in {"concise", "all", "result"} or (
notify_mode == "error" and session.exit_code not in {0, None}
):
message_text = self._format_process_final_message(session_id, session, notify_mode)
await self._send_watcher_message(platform_name, chat_id, thread_id, message_text, watcher)
break
elif has_new_output and notify_mode == "all" and not agent_notify:
# New output — deliver a status update (only in "all" mode; agent_notify watchers
# only care about completion).
new_output = self._redacted_output_tail(session, 500)
await self._send_watcher_message(
platform_name, chat_id, thread_id,
f"[Background process {session_id} is still running~ New output:\n{new_output}]", watcher,
)
logger.debug("Process watcher ended%s: %s", " (silent)" if silent else "", session_id)