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fix(state): guard the duplicate-title repair so it can never abort DB open

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Follow-up to the salvaged #65636: if the dedup UPDATE or the retried
CREATE INDEX raises, log and continue — the unique title index is an
optimization and must not block SessionDB initialization.
This commit is contained in:
Teknium 2026-07-16 06:32:35 -07:00
parent 3990bdf551
commit 9fc8fe2176
1 changed files with 23 additions and 15 deletions
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38
hermes_state.py
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@ -1787,21 +1787,29 @@ class SessionDB:
try:
cursor.execute(title_index_sql)
except sqlite3.IntegrityError:
cursor.execute(
"""UPDATE sessions AS older
SET title = NULL
WHERE title IS NOT NULL
AND EXISTS (
SELECT 1 FROM sessions AS newer
WHERE newer.title = older.title
AND newer.rowid > older.rowid
)"""
)
logger.warning(
"Cleared %d duplicate session title(s) while restoring the unique index",
cursor.rowcount,
)
cursor.execute(title_index_sql)
# The index is an optimization — its creation must never abort
# opening the database, so the repair itself is also guarded.
try:
cursor.execute(
"""UPDATE sessions AS older
SET title = NULL
WHERE title IS NOT NULL
AND EXISTS (
SELECT 1 FROM sessions AS newer
WHERE newer.title = older.title
AND newer.rowid > older.rowid
)"""
)
logger.warning(
"Cleared %d duplicate session title(s) while restoring the unique index",
cursor.rowcount,
)
cursor.execute(title_index_sql)
except sqlite3.Error:
logger.exception(
"Could not repair duplicate session titles; "
"unique title index not created"
)
except sqlite3.OperationalError:
pass # Index already exists