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Schedule PlexPy database backup task

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This commit is contained in:
JonnyWong16 2016-02-14 18:25:58 -08:00
parent 70325f9247
commit 5d738e58eb
3 changed files with 20 additions and 17 deletions
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26
plexpy/database.py
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@ -47,7 +47,7 @@ def db_filename(filename="plexpy.db"):
def make_backup(cleanup=False):
""" Makes a backup of db, removes all but the last 3 backups """
""" Makes a backup of db, removes all but the last 5 backups """
backupfolder = plexpy.CONFIG.BACKUP_DIR
backup_file = 'plexpy.backup-%s.db' % int(time.time())
@ -63,22 +63,22 @@ def make_backup(cleanup=False):
db.connection.rollback()
if cleanup:
# Delete all backup files except from the last 3.
# Delete all backup files except from the last 5.
for root, dirs, files in os.walk(backupfolder):
if len(files) > 3:
all_files = [os.path.join(root, f) for f in files]
backups_sorted_on_age = sorted(all_files, key=os.path.getctime, reverse=True)
for file_ in backups_sorted_on_age[3:]:
db_files = [os.path.join(root, f) for f in files if f.endswith('.db')]
if len(db_files) > 5:
backups_sorted_on_age = sorted(db_files, key=os.path.getctime, reverse=True)
for file_ in backups_sorted_on_age[5:]:
try:
os.remove(file_)
except OSError as e:
logger.error('Failed to delete %s from the backup folder %s' % (file_, e))
logger.error(u"PlexPy Database :: Failed to delete %s from the backup folder: %s" % (file_, e))
if backup_file in os.listdir(backupfolder):
logger.debug('Successfully backup of the %s to %s in %s' % (db_filename(), backup_file, backupfolder))
logger.debug(u"PlexPy Database :: Successfully backed up %s to %s" % (db_filename(), backup_file))
return True
else:
logger.debug('Failed to make backup of %s to %s in %s' % (db_filename(), backup_file, backupfolder))
logger.warn(u"PlexPy Database :: Failed to backup %s to %s" % (db_filename(), backup_file))
return False
@ -131,15 +131,15 @@ class MonitorDatabase(object):
except sqlite3.OperationalError, e:
if "unable to open database file" in e.message or "database is locked" in e.message:
logger.warn('Database Error: %s', e)
logger.warn(u"PlexPy Database :: Database Error: %s", e)
attempts += 1
time.sleep(1)
else:
logger.error('Database error: %s', e)
logger.error(u"PlexPy Database :: Database error: %s", e)
raise
except sqlite3.DatabaseError, e:
logger.error('Fatal Error executing %s :: %s', query, e)
logger.error(u"PlexPy Database :: Fatal Error executing %s :: %s", query, e)
raise
return sql_result
@ -183,7 +183,7 @@ class MonitorDatabase(object):
try:
self.action(insert_query, value_dict.values() + key_dict.values())
except sqlite3.IntegrityError:
logger.info('Queries failed: %s and %s', update_query, insert_query)
logger.info(u"PlexPy Database :: Queries failed: %s and %s", update_query, insert_query)
# We want to know if it was an update or insert
return trans_type