def test_heal_mixed_data(self):
testdb = "test-%s" % self.db
self._removedb()
try:
os.unlink(testdb)
except (IOError, OSError):
pass
schema = [(1, 20)]
have = [
1, 2, 3, None, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, None, 17, 18,
19, None
]
remote = [
1, 2, 3, 4, 5, 6, None, None, None, None, 11, 12, 13, 14, 15, 16,
17, 18, None, 20
]
end = int(time.time()) + schema[0][0]
start = end - (schema[0][1] * schema[0][0])
times = list(range(start, end, schema[0][0]))
have_data = [t for t in zip(times, have) if t[1] is not None]
remote_data = [t for t in zip(times, remote) if t[1] is not None]
self._createdb(self.db, schema, remote_data)
self._createdb(testdb, schema, have_data)
heal_metric(self.db, testdb, overwrite=True)
final_data = whisper.fetch(testdb, 0)
self.assertEqual(final_data[1], list(range(1, 21)))
def test_heal_mixed_data(self):
testdb = "test-%s" % self.db
self._removedb()
try:
os.unlink(testdb)
except (IOError, OSError):
pass
schema = [(1, 20)]
have = [1, 2, 3, None, 5, 6, 7, 8, 9, 10,
11, 12, 13, 14, 15, None, 17, 18, 19, None]
remote = [1, 2, 3, 4, 5, 6, None, None, None, None,
11, 12, 13, 14, 15, 16, 17, 18, None, 20]
end = int(time.time()) + schema[0][0]
start = end - (schema[0][1] * schema[0][0])
times = range(start, end, schema[0][0])
have_data = [t for t in zip(times, have) if t[1] is not None]
remote_data = [t for t in zip(times, remote) if t[1] is not None]
self._createdb(self.db, schema, remote_data)
self._createdb(testdb, schema, have_data)
heal_metric(self.db, testdb, overwrite=True)
final_data = whisper.fetch(testdb, 0)
self.assertEqual(final_data[1], list(range(1,21)))
def test_heal_target_corrupt(self):
testdb = "/dev/null"
self._removedb()
schema = [(1, 20)]
self._createdb(self.db, schema)
original_data = whisper.fetch(self.db, 0)
# This should log complaints but exit successfully as it cannot
# heal its target /dev/null
heal_metric(self.db, testdb)
data = whisper.fetch(self.db, 0)
self.assertEqual(original_data, data)
def test_heal_target_corrupt(self):
testdb = "/dev/null"
self._removedb()
schema = [(1, 20)]
self._createdb(self.db, schema)
original_data = whisper.fetch(self.db, 0)
# This should log complaints but exit successfully as it cannot
# heal its target /dev/null
heal_metric(self.db, testdb)
data = whisper.fetch(self.db, 0)
self.assertEqual(original_data, data)
def test_heal_target_missing(self):
testdb = "test-%s" % self.db
try:
os.unlink(testdb)
except (IOError, OSError):
pass
self._removedb()
schema = [(1, 20)]
self._createdb(self.db, schema)
original_data = whisper.fetch(self.db, 0)
# This should log complaints but exit successfully as it cannot
# heal its target /dev/null
heal_metric(self.db, testdb)
data = whisper.fetch(testdb, 0)
self.assertEqual(original_data, data)
def test_heal_target_missing(self):
testdb = "test-%s" % self.db
try:
os.unlink(testdb)
except (IOError, OSError):
pass
self._removedb()
schema = [(1, 20)]
self._createdb(self.db, schema)
original_data = whisper.fetch(self.db, 0)
# This should log complaints but exit successfully as it cannot
# heal its target /dev/null
heal_metric(self.db, testdb)
data = whisper.fetch(testdb, 0)
self.assertEqual(original_data, data)
def _heal(batch):
"""Heal whisper files.
This method will backfill data present in files in the
staging dir if not present in the local files for
points between 'start' and 'stop' (unix timestamps).
"""
for metric in batch.metrics_fs:
src = os.path.join(batch.staging_dir, metric)
dst = os.path.join(STORAGE_DIR, metric)
try:
kwargs = {}
if HAVE_HEAL_WITH_TIME_RANGE:
kwargs['start_time'] = batch.start_time
kwargs['end_time'] = batch.end_time
if HAVE_HEAL_WITH_OVERWRITE:
kwargs['overwrite'] = batch.overwrite
carbonate_sync.heal_metric(src, dst, **kwargs)
except Exception as e:
logging.exception("Failed to heal %s" % dst)
return batch
def test_heal_empty(self):
testdb = "test-%s" % self.db
self._removedb()
try:
os.unlink(testdb)
except (IOError, OSError):
pass
schema = [(1, 20)]
emptyData = []
self._createdb(self.db, schema)
self._createdb(testdb, schema, emptyData)
heal_metric(self.db, testdb)
original_data = whisper.fetch(self.db, 0)
filled_data = whisper.fetch(testdb, 0)
self.assertEqual(original_data, filled_data)
# Heal again, should still be equal
heal_metric(self.db, testdb)
filled_data = whisper.fetch(testdb, 0)
self.assertEqual(original_data, filled_data)
def test_heal_empty(self):
testdb = "test-%s" % self.db
self._removedb()
try:
os.unlink(testdb)
except (IOError, OSError):
pass
schema = [(1, 20)]
emptyData = []
self._createdb(self.db, schema)
self._createdb(testdb, schema, emptyData)
heal_metric(self.db, testdb)
original_data = whisper.fetch(self.db, 0)
filled_data = whisper.fetch(testdb, 0)
self.assertEqual(original_data, filled_data)
# Heal again, should still be equal
heal_metric(self.db, testdb)
filled_data = whisper.fetch(testdb, 0)
self.assertEqual(original_data, filled_data)
