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Implement SQLAlchemy Pool.pre_ping

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Fixes #241
This commit is contained in:
Keith Edmunds 2024-05-04 20:35:14 +01:00
parent 9fb7cce82c
commit 253550b490
2 changed files with 2 additions and 1 deletions
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1
app/config.py
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@ -39,6 +39,7 @@ class Config(object):
DEFAULT_COLUMN_WIDTH = 200 DEFAULT_COLUMN_WIDTH = 200
DISPLAY_SQL = False DISPLAY_SQL = False
EPOCH = dt.datetime(1970, 1, 1) EPOCH = dt.datetime(1970, 1, 1)
ENGINE_OPTIONS = dict(pool_pre_ping=True)
ERRORS_FROM = ["noreply@midnighthax.com"] ERRORS_FROM = ["noreply@midnighthax.com"]
ERRORS_TO = ["kae@midnighthax.com"] ERRORS_TO = ["kae@midnighthax.com"]
FADE_CURVE_BACKGROUND = "lightyellow" FADE_CURVE_BACKGROUND = "lightyellow"

2
app/models.py
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@ -33,7 +33,7 @@ if ALCHEMICAL_DATABASE_URI is None:
raise ValueError("ALCHEMICAL_DATABASE_URI is undefined") raise ValueError("ALCHEMICAL_DATABASE_URI is undefined")
if "unittest" in sys.modules and "sqlite" not in ALCHEMICAL_DATABASE_URI: if "unittest" in sys.modules and "sqlite" not in ALCHEMICAL_DATABASE_URI:
raise ValueError("Unit tests running on non-Sqlite database") raise ValueError("Unit tests running on non-Sqlite database")
db = Alchemical(ALCHEMICAL_DATABASE_URI) db = Alchemical(ALCHEMICAL_DATABASE_URI, engine_options=Config.ENGINE_OPTIONS)
# Database classes # Database classes