openstack/swift
Code Issues Proposed changes

initial tests for the stats system

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This commit is contained in:
John Dickinson 2010-09-01 09:35:54 -05:00
parent 014d8e0d8d
commit 1f83f7e6fd
4 changed files with 197 additions and 23 deletions
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0
bin/swift-account-stats-logger.py → bin/swift-account-stats-logger
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50
swift/stats/log_processor.py
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@ -13,6 +13,16 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from swift.common.internal_proxy import InternalProxy
from swift.common.exceptions import ChunkReadTimeout
from swift.common.utils import get_logger
class ConfigError(Exception):
pass
class MissingProxyConfig(ConfigError):
pass
class LogProcessor(object):
def __init__(self, conf, logger):
@ -29,12 +39,15 @@ class LogProcessor(object):
c.read(proxy_server_conf_loc)
proxy_server_conf = dict(c.items('proxy-server'))
except:
proxy_server_conf = None
raise MissingProxyConfig()
self.proxy_server_conf = proxy_server_conf
if isinstance(logger, tuple):
self.logger = get_logger(*logger)
else:
self.logger = logger
self.internal_proxy = InternalProxy(self.proxy_server_conf,
self.logger,
retries=3)
# load the processing plugins
self.plugins = {}
@ -113,7 +126,7 @@ class LogProcessor(object):
pass
else:
end_key = '/'.join(date_parts)
container_listing = self.private_proxy.get_container_list(
container_listing = self.internal_proxy.get_container_list(
swift_account,
container_name,
marker=search_key)
@ -132,27 +145,16 @@ class LogProcessor(object):
def get_object_data(self, swift_account, container_name, object_name,
compressed=False):
'''reads an object and yields its lines'''
o = self.private_proxy.get_object(swift_account,
container_name,
object_name)
tmp_file = tempfile.TemporaryFile(dir=self.working_dir)
with tmp_file as f:
bad_file = False
try:
for chunk in o:
f.write(chunk)
except ChunkReadTimeout:
bad_file = True
if bad_file:
raise BadFileDownload()
f.flush()
f.seek(0) # rewind to start reading
last_part = ''
last_compressed_part = ''
# magic in the following zlib.decompressobj argument is courtesy of
# http://stackoverflow.com/questions/2423866/python-decompressing-gzip-chunk-by-chunk
d = zlib.decompressobj(16+zlib.MAX_WBITS)
for chunk in iter(lambda: f.read(16384), ''):
o = self.internal_proxy.get_object(swift_account,
container_name,
object_name)
last_part = ''
last_compressed_part = ''
# magic in the following zlib.decompressobj argument is courtesy of
# http://stackoverflow.com/questions/2423866/python-decompressing-gzip-chunk-by-chunk
d = zlib.decompressobj(16+zlib.MAX_WBITS)
try:
for chunk in o:
if compressed:
try:
chunk = d.decompress(chunk)
@ -165,6 +167,8 @@ class LogProcessor(object):
last_part = parts[-1]
if last_part:
yield last_part
except ChunkReadTimeout:
raise BadFileDownload()
def multiprocess_collate(processor_args,
start_date=None,

0
test/unit/stats/__init__.py Normal file
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170
test/unit/stats/test_log_processor.py Normal file
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@ -0,0 +1,170 @@
import unittest
from swift import log_processor
class DumbLogger(object):
def __getattr__(self, n):
return self.foo
def foo(self, *a, **kw):
pass
class DumbInternalProxy(object):
def get_container_list(self, account, container, marker=None):
n = '2010/03/14/13/obj1'
if marker is None or n > marker:
return [{'name': n}]
else:
return []
def get_object(self, account, container, object_name):
if object_name.endswith('.gz'):
# same data as below, compressed with gzip -9
yield '\x1f\x8b\x08'
yield '\x08"\xd79L'
yield '\x02\x03te'
yield 'st\x00\xcbO'
yield '\xca\xe2JI,I'
yield '\xe4\x02\x00O\xff'
yield '\xa3Y\t\x00\x00\x00'
else:
yield 'obj\n'
yield 'data'
class TestLogProcessor(unittest.TestCase):
access_test_line = 'Jul 9 04:14:30 saio proxy 1.2.3.4 4.5.6.7 '\
'09/Jul/2010/04/14/30 GET '\
'/v1/AUTH_acct/foo/bar?format=json&foo HTTP/1.0 200 - '\
'curl tk4e350daf-9338-4cc6-aabb-090e49babfbd '\
'6 95 - txfa431231-7f07-42fd-8fc7-7da9d8cc1f90 - 0.0262'
stats_test_line = 'account,1,2,3'
proxy_config = {'log-processor': {
}
}
def test_log_line_parser(self):
p = log_processor.LogProcessor(self.proxy_config, DumbLogger())
result = p.log_line_parser(self.access_test_line)
self.assertEquals(result, {'code': 200,
'processing_time': '0.0262',
'auth_token': 'tk4e350daf-9338-4cc6-aabb-090e49babfbd',
'month': '07',
'second': '30',
'year': '2010',
'query': 'format=json&foo',
'tz': '+0000',
'http_version': 'HTTP/1.0',
'object_name': 'bar',
'etag': '-',
'foo': 1,
'method': 'GET',
'trans_id': 'txfa431231-7f07-42fd-8fc7-7da9d8cc1f90',
'client_ip': '1.2.3.4',
'format': 1,
'bytes_out': 95,
'container_name': 'foo',
'day': '09',
'minute': '14',
'account': 'acct',
'reseller': 'AUTH',
'hour': '04',
'referrer': '-',
'request': '/v1/AUTH_acct',
'user_agent': 'curl',
'bytes_in': 6,
'lb_ip': '4.5.6.7'})
def test_process_one_access_file(self):
p = log_processor.LogProcessor(self.proxy_config, DumbLogger())
def get_object_data(*a,**kw):
return [self.access_test_line]
p.get_object_data = get_object_data
result = p.process_one_access_file('yarr', None)
expected = ({('AUTH_acct', '2010', '07', '09', '04'):
{('public', 'object', 'GET', '2xx'): 1,
('public', 'bytes_out'): 95,
'marker_query': 0,
'format_query': 1,
'delimiter_query': 0,
'path_query': 0,
('public', 'bytes_in'): 6,
'prefix_query': 0}},
'yarr', {})
self.assertEquals(result, expected)
def test_process_one_stats_file(self):
p = log_processor.LogProcessor(self.proxy_config, DumbLogger())
def get_object_data(*a,**kw):
return [self.stats_test_line]
p.get_object_data = get_object_data
result = p.process_one_stats_file('y/m/d/h/f', None)
expected = ({('account', 'y', 'm', 'd', 'h'):
{'count': 1,
'object_count': 2,
'container_count': 1,
'bytes_used': 3}},
'y/m/d/h/f')
self.assertEquals(result, expected)
def test_get_data_listing(self):
p = log_processor.LogProcessor(self.proxy_config, DumbLogger())
p.private_proxy = DumbPrivateProxy()
result = p.get_data_listing('foo')
expected = ['2010/03/14/13/obj1']
self.assertEquals(result, expected)
result = p.get_data_listing('foo', listing_filter=expected)
expected = []
self.assertEquals(result, expected)
result = p.get_data_listing('foo', start_date='2010031412',
end_date='2010031414')
expected = ['2010/03/14/13/obj1']
self.assertEquals(result, expected)
result = p.get_data_listing('foo', start_date='2010031414')
expected = []
self.assertEquals(result, expected)
def test_get_object_data(self):
p = log_processor.LogProcessor(self.proxy_config, DumbLogger())
p.private_proxy = DumbPrivateProxy()
result = list(p.get_object_data('c', 'o', False))
expected = ['obj','data']
self.assertEquals(result, expected)
result = list(p.get_object_data('c', 'o.gz', True))
self.assertEquals(result, expected)
def test_get_stat_totals(self):
p = log_processor.LogProcessor(self.proxy_config, DumbLogger())
p.private_proxy = DumbPrivateProxy()
def get_object_data(*a,**kw):
return [self.stats_test_line]
p.get_object_data = get_object_data
result = list(p.get_stat_totals())
expected = [({('account', '2010', '03', '14', '13'):
{'count': 1,
'object_count': 2,
'container_count': 1,
'bytes_used': 3}},
'2010/03/14/13/obj1')]
self.assertEquals(result, expected)
def test_get_aggr_access_logs(self):
p = log_processor.LogProcessor(self.proxy_config, DumbLogger())
p.private_proxy = DumbPrivateProxy()
def get_object_data(*a,**kw):
return [self.access_test_line]
p.get_object_data = get_object_data
result = list(p.get_aggr_access_logs())
expected = [({('AUTH_7abbc116-8a07-4b63-819d-02715d3e0f31', '2010', '07', '09', '04'):
{('public', 'object', 'GET', '2xx'): 1,
('public', 'bytes_out'): 95,
'marker_query': 0,
'format_query': 1,
'delimiter_query': 0,
'path_query': 0,
('public', 'bytes_in'): 0,
'prefix_query': 0}},
'2010/03/14/13/obj1',
{})]
self.assertEquals(result, expected)