def __init__(
self,
hosts=DEFAULT_HOSTS,
port=DEFAULT_PORT,
index=DEFAULT_INDEX,
index_suffix=DEFAULT_INDEX_SUFFIX,
username=DEFAULT_USERNAME,
password=DEFAULT_PASSWORD,
timeout=DEFAULT_TIMEOUT,
updated_on_ttl_sec=ttls.DEFAULT_UPDATED_ON_TTL_SEC,
read_on_ttl_sec=ttls.DEFAULT_READ_ON_TTL_SEC,
schema_path=DEFAULT_ES_SCHEMA_PATH,
):
"""Create a new ElasticSearchAccessor."""
super(_ElasticSearchAccessor, self).__init__("ElasticSearch")
self._hosts = list(hosts)
self._port = port
self._index_prefix = index
self._index_suffix = index_suffix
self._username = username
self._password = password
self._timeout = timeout
self._known_indices = {}
self.__glob_parser = bg_glob.GraphiteGlobParser()
self.__updated_on_ttl_sec = updated_on_ttl_sec
self.__read_on_ttl_sec = read_on_ttl_sec
self.__schema_path = schema_path
self.client = None
self.schema = None
log.debug(
"Created Elasticsearch accessor with index prefix: '%s' and index suffix: '%s'"
% (self._index_prefix, self._index_suffix))
def test_graphite_glob_parser(self):
scenarii = [
# Positive examples
("a.b", [['a'], ['b']], True),
("a.{b}", [['a'], ['b']], True),
("a?b.c", [['a', bg_glob.AnyChar(), 'b'], ['c']], False),
("a.b*c", [['a'], ['b', bg_glob.AnySequence(), 'c']], False),
("a.b**c", [['a'], ['b'], bg_glob.Globstar(), ['c']], False),
("a.**.c", [['a'], bg_glob.Globstar(), ['c']], False),
("a.**", [['a'], bg_glob.Globstar()], False),
("a[xyz].b", [['a', bg_glob.CharIn(['x', 'y', 'z'])],
['b']], False),
("a[!rat].b", [['a', bg_glob.CharNotIn(['r', 'a', 't'])],
['b']], False),
("pl[a-ox]p", [['pl', bg_glob.CharIn(['a-o', 'x']), 'p']], False),
("a[b-dopx-z]b.c",
[['a', bg_glob.CharIn(['b-d', 'o', 'p', 'x-z']), 'b'],
['c']], False),
("b[i\\]m", [['b', bg_glob.CharIn(['\\', 'i']), 'm']], False),
("a[x-xy]b", [['a', bg_glob.CharIn(['x-x', 'y']), 'b']], False),
("a[y-xz]b", [['a', bg_glob.CharIn(['y-x', 'z']), 'b']], False),
("a.b.{c,d}", [['a'], ['b'], [bg_glob.SequenceIn(['c',
'd'])]], False),
("a.b.{c,d}-{e,f}", [['a'], ['b'],
[
bg_glob.SequenceIn(['c', 'd']), '-',
bg_glob.SequenceIn(['e', 'f'])
]], False),
("a.b.oh{c{d,e,}{a,b},f{g,h}i}ah", [['a'], ['b'],
[
'oh',
bg_glob.SequenceIn([
'ca', 'cb', 'cda',
'cdb', 'cea', 'ceb',
'fgi', 'fhi'
]), 'ah'
]], False),
("a.b{some, x{chars[!xyz], plop}}c",
[['a'], ['b', bg_glob.AnySequence(), 'c']], False),
# Negative examples
("a[.b", [['a['], ['b']], True),
("a{.b", [['a{'], ['b']], True),
("a{.b.c}", [['a{'], ['b'], ['c}']], True),
("a.", [['a']], True),
("a..b", [['a'], ['b']], True),
]
parser = bg_glob.GraphiteGlobParser()
for i, (glob, expected, fully_defined) in enumerate(scenarii):
parsed = parser.parse(glob)
self.assertSequenceEqual(expected, parsed)
self.assertEqual(fully_defined, parser.is_fully_defined(parsed),
parsed)
def test_graphite_glob_parser(self):
scenarii = [
# Positive examples
("a.b", [['a'], ['b']]),
("a?b.c", [['a', bg_glob.AnyChar(), 'b'], ['c']]),
("a.b*c", [['a'], ['b', bg_glob.AnySequence(), 'c']]),
("a.b**c", [['a'], ['b'], bg_glob.Globstar(), ['c']]),
("a.**.c", [['a'], bg_glob.Globstar(), ['c']]),
("a.**", [['a'], bg_glob.Globstar()]),
("a[xyz].b", [['a', bg_glob.AnyChar()], ['b']]),
("a[!rat].b", [['a', bg_glob.AnyChar()], ['b']]),
("pl[a-ox]p", [['pl', bg_glob.AnyChar(), 'p']]),
("a[b-dopx-z]b.c", [['a', bg_glob.AnyChar(), 'b'], ['c']]),
("b[i\\]m", [['b', bg_glob.AnyChar(), 'm']]),
("a[x-xy]b", [['a', bg_glob.AnyChar(), 'b']]),
("a[y-xz]b", [['a', bg_glob.AnyChar(), 'b']]),
("a.b.{c,d}", [['a'], ['b'], [bg_glob.SequenceIn(['c', 'd'])]]),
("a.b.{c,d}-{e,f}", [['a'], ['b'],
[
bg_glob.SequenceIn(['c', 'd']), '-',
bg_glob.SequenceIn(['e', 'f'])
]]),
("a.b.oh{c{d,e,}{a,b},f{g,h}i}ah", [['a'], ['b'],
[
'oh',
bg_glob.SequenceIn([
'ca', 'cb', 'cda',
'cdb', 'cea', 'ceb',
'fgi', 'fhi'
]), 'ah'
]]),
("a.b{some, x{chars[!xyz], plop}}c",
[['a'], ['b', bg_glob.AnySequence(), 'c']]),
("a.{b}", [['a'], ['b']]),
# Negative examples
("a[.b", [['a['], ['b']]),
("a{.b", [['a{'], ['b']]),
("a{.b.c}", [['a{'], ['b'], ['c}']]),
("a.", [['a']]),
("a..b", [['a'], ['b']]),
]
parser = bg_glob.GraphiteGlobParser()
for (glob, expected) in scenarii:
parsed = parser.parse(glob)
self.assertSequenceEqual(expected, parsed)
def __init__(
self,
hosts=DEFAULT_HOSTS,
port=DEFAULT_PORT,
index=DEFAULT_METRIC_INDEX,
index_suffix=DEFAULT_INDEX_SUFFIX,
directory_index=DEFAULT_DIRECTORY_INDEX,
username=None,
password=None,
timeout=DEFAULT_TIMEOUT,
updated_on_ttl_sec=ttls.DEFAULT_UPDATED_ON_TTL_SEC,
read_on_ttl_sec=ttls.DEFAULT_READ_ON_TTL_SEC,
read_on_sampling_rate=DEFAULT_READ_ON_SAMPLING_RATE,
schema_path=DEFAULT_ES_SCHEMA_PATH,
directory_index_enabled=False,
):
"""Create a new ElasticSearchAccessor."""
super(_ElasticSearchAccessor, self).__init__("ElasticSearch")
self._hosts = list(hosts)
self._port = port
self._index_prefix = index
self._directory_index_enabled = directory_index_enabled
self._directory_index = directory_index
self._index_suffix = index_suffix
self._username = username or DEFAULT_USERNAME
self._password = password or DEFAULT_PASSWORD
self._timeout = timeout
self._known_indices = {}
self.__glob_parser = bg_glob.GraphiteGlobParser()
self.__updated_on_ttl_sec = updated_on_ttl_sec
self.__read_on_ttl_sec = read_on_ttl_sec
self.__read_on_counter = 0
self.__read_on_sampling_rate = read_on_sampling_rate
self.__schema_path = schema_path
self.client = None
self.schema = None
log.debug(
"Created Elasticsearch accessor with index prefix: '%s' and index suffix: '%s'"
% (self._index_prefix, self._index_suffix))
# This will be used for low-priority background operations.
self._executor = None
def test_graphite_glob_parser(self):
scenarii = [
# Positive examples
("a.b", [["a"], ["b"]], True),
("a.{b}", [["a"], ["b"]], True),
("a?b.c", [["a", bg_glob.AnyChar(), "b"], ["c"]], False),
("a.b*c", [["a"], ["b", bg_glob.AnySequence(), "c"]], False),
("a.b**c", [["a"], ["b"], bg_glob.Globstar(), ["c"]], False),
("a.**.c", [["a"], bg_glob.Globstar(), ["c"]], False),
("a.**", [["a"], bg_glob.Globstar()], False),
("a[xyz].b", [["a", bg_glob.CharIn(["x", "y", "z"])],
["b"]], False),
("a[!rat].b", [["a", bg_glob.CharNotIn(["r", "a", "t"])],
["b"]], False),
("pl[a-ox]p", [["pl", bg_glob.CharIn(["a-o", "x"]), "p"]], False),
(
"a[b-dopx-z]b.c",
[["a", bg_glob.CharIn(["b-d", "o", "p", "x-z"]), "b"], ["c"]],
False,
),
("b[i\\]m", [["b", bg_glob.CharIn(["\\", "i"]), "m"]], False),
("a[x-xy]b", [["a", bg_glob.CharIn(["x-x", "y"]), "b"]], False),
("a[y-xz]b", [["a", bg_glob.CharIn(["y-x", "z"]), "b"]], False),
("a.b.{c,d}", [["a"], ["b"], [bg_glob.SequenceIn(["c",
"d"])]], False),
(
"a.b.{c,d}-{e,f}",
[
["a"],
["b"],
[
bg_glob.SequenceIn(["c", "d"]),
"-",
bg_glob.SequenceIn(["e", "f"]),
],
],
False,
),
(
"a.b.oh{c{d,e,}{a,b},f{g,h}i}ah",
[
["a"],
["b"],
[
"oh",
bg_glob.SequenceIn([
"ca", "cb", "cda", "cdb", "cea", "ceb", "fgi",
"fhi"
]),
"ah",
],
],
False,
),
(
"a.b{some, x{chars[!xyz], plop}}c",
[["a"], ["b", bg_glob.AnySequence(), "c"]],
False,
),
# Negative examples
("a[.b", [["a["], ["b"]], True),
("a{.b", [["a{"], ["b"]], True),
("a{.b.c}", [["a{"], ["b"], ["c}"]], True),
("a.", [["a"]], True),
("a..b", [["a"], ["b"]], True),
]
parser = bg_glob.GraphiteGlobParser()
for i, (glob, expected, fully_defined) in enumerate(scenarii):
parsed = parser.parse(glob)
self.assertSequenceEqual(expected, parsed)
self.assertEqual(fully_defined, parser.is_fully_defined(parsed),
parsed)