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dspace_statistics_api/database.py: Raise HTTP 500 on error

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Properly except on database connection error and raise an HTTP 500
instead of spamming the console/log with twenty lines of text.
This commit is contained in:
Alan Orth 2018-11-10 23:58:58 +02:00
parent 4c51d12eb4
commit d5d2d2149b
Signed by: alanorth
GPG Key ID: 0FB860CC9C45B1B9
1 changed files with 8 additions and 1 deletions
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dspace_statistics_api/database.py
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@ -3,6 +3,7 @@ from .config import DATABASE_USER
from .config import DATABASE_PASS from .config import DATABASE_PASS
from .config import DATABASE_HOST from .config import DATABASE_HOST
from .config import DATABASE_PORT from .config import DATABASE_PORT
import falcon
import psycopg2 import psycopg2
import psycopg2.extras import psycopg2.extras
@ -14,7 +15,13 @@ class DatabaseManager():
self._connection_uri = 'dbname={} user={} password={} host={} port={}'.format(DATABASE_NAME, DATABASE_USER, DATABASE_PASS, DATABASE_HOST, DATABASE_PORT) self._connection_uri = 'dbname={} user={} password={} host={} port={}'.format(DATABASE_NAME, DATABASE_USER, DATABASE_PASS, DATABASE_HOST, DATABASE_PORT)
def __enter__(self): def __enter__(self):
self._connection = psycopg2.connect(self._connection_uri, cursor_factory=psycopg2.extras.DictCursor) try:
self._connection = psycopg2.connect(self._connection_uri, cursor_factory=psycopg2.extras.DictCursor)
except psycopg2.OperationalError:
title = '500 Internal Server Error'
description = 'Could not connect to database'
raise falcon.HTTPInternalServerError(title, description)
return self._connection return self._connection
def __exit__(self, exc_type, exc_value, exc_traceback): def __exit__(self, exc_type, exc_value, exc_traceback):