def setUp(self):
self.service = DockerService({
'host':
'localhost',
'mount_path':
'/tmp/docker-xylem-test',
'old_mount_paths': [
'/some/old/path', '/another/random/old/path',
'/just/one/more/wont/hurt'
]
})
self.service.xylem_request = lambda *a: defer.maybeDeferred(
self.xylem_request, *a)
self.service._fork = self.fork
def setUp(self):
self.service = DockerService({
'host': 'localhost',
'mount_path': '/mnt'
})
self.service.xylem_request = lambda *a: defer.maybeDeferred(
self.xylem_request, *a)
self.service._mount_fs = lambda *a: defer.maybeDeferred(
self.mountfs, *a)
self.service._umount_fs = lambda *a: defer.maybeDeferred(
self.mountfs, *a)
class Test(unittest.TestCase):
def setUp(self):
self.service = DockerService({
'host': 'localhost',
'mount_path': '/mnt'
})
self.service.xylem_request = lambda *a: defer.maybeDeferred(
self.xylem_request, *a)
self.service._mount_fs = lambda *a: defer.maybeDeferred(
self.mountfs, *a)
self.service._umount_fs = lambda *a: defer.maybeDeferred(
self.mountfs, *a)
def mountfs(self, *a):
pass
def xylem_request(self, queue, call, data):
if call == 'createvolume':
return {"result": {
"bricks": ["test:/data/testvol"],
"running": True,
"id": "8bda3daa-4fe8-4021-8acd-4100ea2833fb"
}}
return {}
@defer.inlineCallbacks
def test_activate(self):
result = yield self.service._route_request(FakeRequest(
'/Plugin.Activate', {}))
self.assertIn('Implements', result)
@defer.inlineCallbacks
def test_create(self):
result = yield self.service._route_request(FakeRequest(
'/VolumeDriver.Create', {'Name': 'testvol', 'Opts': {}}))
self.assertEquals(result['Err'], None)
@defer.inlineCallbacks
def test_remove(self):
result = yield self.service._route_request(FakeRequest(
'/VolumeDriver.Remove', {'Name': 'testvol', 'Opts': {}}))
self.assertEquals(result['Err'], None)
@defer.inlineCallbacks
def test_mount(self):
result = yield self.service._route_request(FakeRequest(
'/VolumeDriver.Mount', {'Name': 'testvol', 'Opts': {}}))
self.assertEquals(result['Mountpoint'], '/mnt/testvol')
self.assertEquals(result['Err'], None)
result = yield self.service._route_request(FakeRequest(
'/VolumeDriver.Unmount', {'Name': 'testvol'}))
self.assertEquals(result['Err'], None)
@defer.inlineCallbacks
def test_path(self):
result = yield self.service._route_request(FakeRequest(
'/VolumeDriver.Path', {'Name': 'testvol'}))
self.assertEquals(result['Mountpoint'], '/mnt/testvol')
@defer.inlineCallbacks
def test_get(self):
yield self.service._route_request(FakeRequest(
'/VolumeDriver.Mount', {'Name': 'testvol', 'Opts': {}}))
result = yield self.service._route_request(FakeRequest(
'/VolumeDriver.Get', {'Name': 'testvol'}))
self.assertEquals(result['Err'], None)
@defer.inlineCallbacks
def test_list(self):
yield self.service._route_request(FakeRequest(
'/VolumeDriver.Mount', {'Name': 'testvol', 'Opts': {}}))
result = yield self.service._route_request(FakeRequest(
'/VolumeDriver.List', {}))
self.assertEquals(result['Err'], None)
self.assertEquals(result['Volumes'][0]['Name'], 'testvol')
class Test(unittest.TestCase):
def setUp(self):
self.service = DockerService({
'host':
'localhost',
'mount_path':
'/tmp/docker-xylem-test',
'old_mount_paths': [
'/some/old/path', '/another/random/old/path',
'/just/one/more/wont/hurt'
]
})
self.service.xylem_request = lambda *a: defer.maybeDeferred(
self.xylem_request, *a)
self.service._fork = self.fork
def fork(self, *args, **kw):
"""
Method to replace service._fork for testing purposes
"""
return defer.succeed(("", "", 0))
def fork_unmount_err(self, *args, **kw):
"""Fork to simulate unmount error"""
return defer.succeed(("", "%s is not mounted" % kw['args'][0], 32))
def xylem_request(self, queue, call, data):
if call == 'createvolume':
return {
"result": {
"bricks": ["test:/data/testvol"],
"running": True,
"id": "8bda3daa-4fe8-4021-8acd-4100ea2833fb"
}
}
return {}
@defer.inlineCallbacks
def test_activate(self):
result = yield self.service._route_request(
FakeRequest('/Plugin.Activate', {}))
self.assertIn('Implements', result)
@defer.inlineCallbacks
def test_create(self):
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.Create', {
'Name': 'testvol',
'Opts': {}
}))
self.assertEquals(result['Err'], None)
@defer.inlineCallbacks
def test_remove(self):
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.Remove', {
'Name': 'testvol',
'Opts': {}
}))
self.assertEquals(result['Err'], None)
@defer.inlineCallbacks
def test_mount(self):
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.Mount', {
'Name': 'testvol',
'Opts': {}
}))
self.assertEquals(result['Mountpoint'],
'/tmp/docker-xylem-test/testvol')
self.assertEquals(result['Err'], None)
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.Unmount', {'Name': 'testvol'}))
self.assertEquals(result['Err'], None)
@defer.inlineCallbacks
def test_path(self):
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.Path', {'Name': 'testvol'}))
self.assertEquals(result['Mountpoint'],
'/tmp/docker-xylem-test/testvol')
@defer.inlineCallbacks
def test_get(self):
yield self.service._route_request(
FakeRequest('/VolumeDriver.Mount', {
'Name': 'testvol',
'Opts': {}
}))
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.Get', {'Name': 'testvol'}))
self.assertEquals(result['Err'], None)
self.assertEquals(result['Volume']['Status'], {})
@defer.inlineCallbacks
def test_list(self):
yield self.service._route_request(
FakeRequest('/VolumeDriver.Mount', {
'Name': 'testvol',
'Opts': {}
}))
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.List', {}))
self.assertEquals(result['Err'], None)
self.assertEquals(result['Volumes'][0]['Name'], 'testvol')
@defer.inlineCallbacks
def test_capabilities(self):
"""
Test for /VolumeDriver.Capabilities
VolumeDriver.Capabilities always returns {'Scope': 'global'}.
"""
result = yield self.service._route_request(
FakeRequest('/VolumeDriver.Capabilities', {}))
self.assertEquals(result['Capabilities']['Scope'], 'global')
@defer.inlineCallbacks
def test_unmount_unchanged_path(self):
"""
Test for /Volume.Unmount when the mount path has NOT been changed
"""
# Check if old mount paths were read correctly
self.assertFalse(len(self.service.old_paths) == 0)
data = {'Name': 'testvol', 'ID': 'RANDOM_ID'}
yield self.service._route_request(
FakeRequest('/VolumeDriver.Mount', data))
path = self.service.get_volume_path(None, data)['Mountpoint']
result1 = yield self.service._umount_fs(path)
result2 = yield self.service._route_request(
FakeRequest('/VolumeDriver.Unmount', data))
self.assertEquals(result1, True)
self.assertEquals(result2['Err'], None)
@defer.inlineCallbacks
def test_unmount_changed_path(self):
"""
Test for /Volume.Unmount when the mount path HAS BEEN changed
"""
# Check if old mount paths were read correctly
self.assertFalse(len(self.service.old_paths) == 0)
data = {'Name': 'testvol', 'ID': 'RANDOM_ID'}
yield self.service._route_request(
FakeRequest('/VolumeDriver.Mount', data))
self.service.mount_path = '/var/lib/docker/volumes'
path = self.service.get_volume_path(None, data)['Mountpoint']
# Replace the fork function to create an unmount error
self.service._fork = self.fork_unmount_err
result1 = yield self.service._umount_fs(path)
result2 = yield self.service._route_request(
FakeRequest('/VolumeDriver.Unmount', data))
self.assertEquals(result1, False)
self.assertEquals(result2['Err'], None)
# Restore the old test fork function?
self.service._fork = self.fork
