def drop(db=None, host=conf.DBHOST, port=conf.DBPORT, name=conf.DBNAME):
'''drop the coverage db'''
try:
if db is None:
db = conf.get_db(host, port, name)
except Exception as e:
log.warning("couldn't get db %r, %r, %r: %r" % (host, port, name, e))
else:
try:
db.flushdb()
except Exception as e:
log.warning('failed to drop %r: %r' % (db, e))
else:
log.info("dropped: %r" % db)
def __init__(self, dbhost="localhost", dbport=6379, dbname=0, blacklist=[], whitelist=[]):
self.blacklist = blacklist
self.whitelist = whitelist
self._should_process = getattr(sys.modules[__name__], '_SHOULD_TRACE')
self.last_lineno = -1
self.last_exc_back = None
# contains a history of self.last_linenos
self.stack = []
try:
import conf
self.db = conf.get_db(dbhost, dbport, dbname)
# create a redis pipeline. pipeline.execute() need not
# be transactional --- all operations should be just increments
self.pipeline = self.db.pipeline(transaction=False)
except Exception as e:
log.error("got: %r, disabling." % e)
self.stop()
else:
self.enabled = True
log.info('%r using: %r' % (self, self.pipeline))
def init(db=None, dbhost=conf.DBHOST, dbport=conf.DBPORT, dbname=conf.DBNAME):
'''initialize necessary events collection'''
if db is None:
db = conf.get_db(dbhost=dbhost, dbport=dbport, dbname=dbname)
return db
