class TestDockerCollector(CollectorTestCase):
def setUp(self):
config = get_collector_config('DockerCollector', {
'interval': 10,
})
self.collector = DockerCollector(config, None)
def test_import(self):
self.assertTrue(DockerCollector)
def test_docker_stats_method_exists(self):
self.assertTrue("stats" in dir(Client))
def test_docker_stats_output_parse(self):
f = open(os.path.join(fixtures_path, "example.stat")).read()
stat = json.loads(f)
for path in self.collector.METRICS:
val = self.collector.get_value(path, stat)
self.assertTrue(val is not None)
def test_docker_stats_output_parse_fail(self):
f = open(os.path.join(fixtures_path, "example_empty.stat")).read()
stat = json.loads(f)
for path in self.collector.METRICS:
val = self.collector.get_value(path, stat)
self.assertTrue(val is None)
def setUp(self):
config = get_collector_config(
'DockerCollector', {
'interval': 10,
'byte_unit': 'megabyte',
'memory_path': fixtures_path,
})
self.collector = DockerCollector(config, None)
class TestDockerCollector(CollectorTestCase):
def setUp(self):
config = get_collector_config('DockerCollector', {
'interval': 10,
'byte_unit': 'megabyte',
'memory_path': fixtures_path,
})
self.collector = DockerCollector(config, None)
def test_import(self):
self.assertTrue(DockerCollector)
def test_finds_linux_v2_memory_stat_path(self):
tid = 'c3341726a9b4235a35b390c5f6f28e5a6869879a48da1d609db8f6bf4275bdc5'
path = self.collector._memory_stat_path(tid)
self.assertTrue(path is not None)
self.assertTrue(os.path.exists(path))
def test_finds_linux_v3_memory_stat_path(self):
tid = '0aec7f643ca1cb45f54d41dcabd8fcbcfcbc57170c3e6dd439af1a52761c2bed'
path = self.collector._memory_stat_path(tid)
self.assertTrue(path is not None)
self.assertTrue(os.path.exists(path))
def test_doesnt_find_bogus_memory_stat_path(self):
tid = 'testcontainer'
path = self.collector._memory_stat_path(tid)
self.assertTrue(path is None)
@patch('os.path.exists', Mock(return_value=True))
def test_default_memory_path(self):
read_data = "\n".join([
'none /selinux selinuxfs rw,relatime 0 0',
'cgroup /goofy/memory cgroup'
' rw,nosuid,nodev,noexec,relatime,devices 0 0',
'cgroup /mickeymouse/memory cgroup'
' rw,nosuid,nodev,noexec,relatime,memory 0 0',
'tmpfs /dev/shm tmpfs rw,seclabel,nosuid,nodev 0 0',
'',
])
m = mock_open(read_data=read_data)
with patch('__builtin__.open', m, create=True):
self.assertEqual(self.collector._default_memory_path(),
'/mickeymouse/memory')
m.assert_called_once_with('/proc/mounts')
class TestDockerCollector(CollectorTestCase):
def setUp(self):
config = get_collector_config(
'DockerCollector', {
'interval': 10,
'byte_unit': 'megabyte',
'memory_path': fixtures_path,
})
self.collector = DockerCollector(config, None)
def test_import(self):
self.assertTrue(DockerCollector)
def test_finds_linux_v2_memory_stat_path(self):
tid = 'c3341726a9b4235a35b390c5f6f28e5a6869879a48da1d609db8f6bf4275bdc5'
path = self.collector._memory_stat_path(tid)
self.assertTrue(path is not None)
self.assertTrue(os.path.exists(path))
def test_finds_linux_v3_memory_stat_path(self):
tid = '0aec7f643ca1cb45f54d41dcabd8fcbcfcbc57170c3e6dd439af1a52761c2bed'
path = self.collector._memory_stat_path(tid)
self.assertTrue(path is not None)
self.assertTrue(os.path.exists(path))
def test_doesnt_find_bogus_memory_stat_path(self):
tid = 'testcontainer'
path = self.collector._memory_stat_path(tid)
self.assertTrue(path is None)
@patch('os.path.exists', Mock(return_value=True))
def test_default_memory_path(self):
read_data = "\n".join([
'none /selinux selinuxfs rw,relatime 0 0',
'cgroup /goofy/memory cgroup'
' rw,nosuid,nodev,noexec,relatime,devices 0 0',
'cgroup /mickeymouse/memory cgroup'
' rw,nosuid,nodev,noexec,relatime,memory 0 0',
'tmpfs /dev/shm tmpfs rw,seclabel,nosuid,nodev 0 0',
'',
])
m = mock_open(read_data=read_data)
with patch('__builtin__.open', m, create=True):
self.assertEqual(self.collector._default_memory_path(),
'/mickeymouse/memory')
m.assert_called_once_with('/proc/mounts')
def setUp(self):
config = get_collector_config('DockerCollector', {
'interval': 10,
'byte_unit': 'megabyte',
'memory_path': fixtures_path,
})
self.collector = DockerCollector(config, None)
def setUp(self):
config = get_collector_config('DockerCollector', {
'interval': 10,
})
self.collector = DockerCollector(config, None)
