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Merge PR #873: fix: eliminate 3x SQLite message duplication in gateway sessions

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Fixes #860.
This commit is contained in:
teknium1 2026-03-10 15:29:24 -07:00
commit 6e851a1f6a
5 changed files with 323 additions and 54 deletions
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8
gateway/run.py
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@ -1322,6 +1322,11 @@ class GatewayRunner:
{"role": "assistant", "content": response, "timestamp": ts}
)
else:
# The agent already persisted these messages to SQLite via
# _flush_messages_to_session_db(), so skip the DB write here
# to prevent the duplicate-write bug (#860). We still write
# to JSONL for backward compatibility and as a backup.
agent_persisted = self._session_db is not None
for msg in new_messages:
# Skip system messages (they're rebuilt each run)
if msg.get("role") == "system":
@ -1329,7 +1334,8 @@ class GatewayRunner:
# Add timestamp to each message for debugging
entry = {**msg, "timestamp": ts}
self.session_store.append_to_transcript(
session_entry.session_id, entry
session_entry.session_id, entry,
skip_db=agent_persisted,
)
# Update session

15
gateway/session.py
View file

@ -677,10 +677,17 @@ class SessionStore:
"""Get the path to a session's legacy transcript file."""
return self.sessions_dir / f"{session_id}.jsonl"
def append_to_transcript(self, session_id: str, message: Dict[str, Any]) -> None:
"""Append a message to a session's transcript (SQLite + legacy JSONL)."""
# Write to SQLite
if self._db:
def append_to_transcript(self, session_id: str, message: Dict[str, Any], skip_db: bool = False) -> None:
"""Append a message to a session's transcript (SQLite + legacy JSONL).
Args:
skip_db: When True, only write to JSONL and skip the SQLite write.
Used when the agent already persisted messages to SQLite
via its own _flush_messages_to_session_db(), preventing
the duplicate-write bug (#860).
"""
# Write to SQLite (unless the agent already handled it)
if self._db and not skip_db:
try:
self._db.append_message(
session_id=session_id,