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update stac-fastapi requirements and add health-check #235
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bc8fafa
update stac-fastapi requirements and add health-check
vincentsarago 6ba756e
Update stac_fastapi/pgstac/core.py
vincentsarago 2f9f6b1
update from review
vincentsarago 730c786
Update stac_fastapi/pgstac/core.py
vincentsarago 75dfc85
update test
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Original file line number | Diff line number | Diff line change |
---|---|---|
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@@ -605,3 +605,49 @@ def _clean_search_args( # noqa: C901 | |
clean[k] = v | ||
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return clean | ||
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async def health_check(request: Request) -> Union[Dict, JSONResponse]: | ||
"""PgSTAC HealthCheck.""" | ||
resp = { | ||
"status": "UP", | ||
"lifespan": { | ||
"status": "UP", | ||
}, | ||
} | ||
if not hasattr(request.app.state, "get_connection"): | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. add a check to make sure the lifespan was ran successfully |
||
return JSONResponse( | ||
status_code=503, | ||
content={ | ||
"status": "DOWN", | ||
"lifespan": { | ||
"status": "DOWN", | ||
"message": "application lifespan wasn't run", | ||
}, | ||
"pgstac": { | ||
"status": "DOWN", | ||
"message": "Could not connect to database", | ||
}, | ||
}, | ||
) | ||
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try: | ||
async with request.app.state.get_connection(request, "r") as conn: | ||
q, p = render( | ||
"""SELECT pgstac.get_version();""", | ||
) | ||
version = await conn.fetchval(q, *p) | ||
except Exception as e: | ||
resp["status"] = "DOWN" | ||
resp["pgstac"] = { | ||
"status": "DOWN", | ||
"message": str(e), | ||
} | ||
return JSONResponse(status_code=503, content=resp) | ||
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resp["pgstac"] = { | ||
"status": "UP", | ||
"pgstac_version": version, | ||
} | ||
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return resp |
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