nodepool/nodepool/tests/unit/test_zk.py

949 lines
35 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import testtools
import time
from nodepool import exceptions as npe
from nodepool import tests
from nodepool import zk
from nodepool.nodeutils import iterate_timeout
class TestZooKeeper(tests.DBTestCase):
def setUp(self):
super(TestZooKeeper, self).setUp()
def test_buildZooKeeperHosts_single(self):
hosts = [
zk.ZooKeeperConnectionConfig('127.0.0.1', port=2181,
chroot='/test1')
]
self.assertEqual('127.0.0.1:2181/test1',
zk.buildZooKeeperHosts(hosts))
def test_buildZooKeeperHosts_multiple(self):
hosts = [
zk.ZooKeeperConnectionConfig('127.0.0.1', port=2181,
chroot='/test1'),
zk.ZooKeeperConnectionConfig('127.0.0.2', port=2182,
chroot='/test2')
]
self.assertEqual('127.0.0.1:2181/test1,127.0.0.2:2182/test2',
zk.buildZooKeeperHosts(hosts))
def test_imageBuildLock(self):
path = self.zk._imageBuildLockPath("ubuntu-trusty")
with self.zk.imageBuildLock("ubuntu-trusty", blocking=False):
self.assertIsNotNone(self.zk.client.exists(path))
def test_imageBuildLock_exception_nonblocking(self):
image = "ubuntu-trusty"
with self.zk.imageBuildLock(image, blocking=False):
with testtools.ExpectedException(
npe.ZKLockException, "Did not get lock on .*"
):
with self.zk.imageBuildLock(image, blocking=False):
pass
def test_imageBuildLock_exception_blocking(self):
image = "ubuntu-trusty"
with self.zk.imageBuildLock(image, blocking=False):
with testtools.ExpectedException(npe.TimeoutException):
with self.zk.imageBuildLock(image, blocking=True, timeout=1):
pass
def test_imageBuildNumberLock(self):
path = self.zk._imageBuildNumberLockPath("ubuntu-trusty", "0000")
with self.zk.imageBuildNumberLock(
"ubuntu-trusty", "0000", blocking=False
):
self.assertIsNotNone(self.zk.client.exists(path))
def test_imageBuildNumberLock_exception_nonblocking(self):
image = "ubuntu-trusty"
bnum = "0000000000"
with self.zk.imageBuildNumberLock(image, bnum, blocking=False):
with testtools.ExpectedException(
npe.ZKLockException, "Did not get lock on .*"
):
with self.zk.imageBuildNumberLock(image, bnum, blocking=False):
pass
def test_imageBuildNumberLock_exception_blocking(self):
image = "ubuntu-trusty"
bnum = "0000000000"
with self.zk.imageBuildNumberLock(image, bnum, blocking=False):
with testtools.ExpectedException(npe.TimeoutException):
with self.zk.imageBuildNumberLock(
image, bnum, blocking=True, timeout=1
):
pass
def test_imageUploadLock(self):
path = self.zk._imageUploadLockPath("ubuntu-trusty", "0000", "prov1")
with self.zk.imageUploadLock("ubuntu-trusty", "0000", "prov1",
blocking=False):
self.assertIsNotNone(self.zk.client.exists(path))
def test_imageUploadLock_exception_nonblocking(self):
image = "ubuntu-trusty"
bnum = "0000000000"
prov = "rax"
with self.zk.imageUploadLock(image, bnum, prov, blocking=False):
with testtools.ExpectedException(
npe.ZKLockException, "Did not get lock on .*"
):
with self.zk.imageUploadLock(image, bnum, prov,
blocking=False):
pass
def test_imageUploadLock_exception_blocking(self):
image = "ubuntu-trusty"
bnum = "0000000000"
prov = "rax"
with self.zk.imageUploadLock(image, bnum, prov, blocking=False):
with testtools.ExpectedException(npe.TimeoutException):
with self.zk.imageUploadLock(image, bnum, prov,
blocking=True, timeout=1):
pass
def test_storeBuild(self):
image = "ubuntu-trusty"
b1 = self.zk.storeBuild(image, zk.ImageBuild())
b2 = self.zk.storeBuild(image, zk.ImageBuild())
self.assertLess(int(b1), int(b2))
def test_store_and_get_build(self):
image = "ubuntu-trusty"
orig_data = zk.ImageBuild()
orig_data.builder = 'host'
orig_data.builder_id = 'ABC-123'
orig_data.state = zk.READY
with self.zk.imageBuildLock(image, blocking=True, timeout=1):
build_num = self.zk.storeBuild(image, orig_data)
data = self.zk.getBuild(image, build_num)
self.assertEqual(orig_data.builder, data.builder)
self.assertEqual(orig_data.builder_id, data.builder_id)
self.assertEqual(orig_data.state, data.state)
self.assertEqual(orig_data.state_time, data.state_time)
self.assertEqual(build_num, data.id)
self.assertEqual(self.zk.getImageNames(), ["ubuntu-trusty"])
self.assertEqual(self.zk.getBuildNumbers("ubuntu-trusty"), [build_num])
def test_getImageNames_not_found(self):
self.assertEqual(self.zk.getImageNames(), [])
def test_getBuildNumbers_not_found(self):
self.assertEqual(self.zk.getBuildNumbers("ubuntu-trusty"), [])
def test_getBuildProviders_not_found(self):
self.assertEqual(self.zk.getBuildProviders(
"ubuntu-trusty", "0000000000"), [])
def test_getImageUploadNumbers_not_found(self):
self.assertEqual(self.zk.getImageUploadNumbers(
"ubuntu-trusty", "0000000000", "rax"), [])
def test_getBuild_not_found(self):
self.assertIsNone(self.zk.getBuild("ubuntu-trusty", "0000000000"))
def test_getImageUpload_not_found(self):
self.assertIsNone(
self.zk.getImageUpload("trusty", "0001", "rax", "0000000001")
)
def test_storeImageUpload(self):
image = "ubuntu-trusty"
provider = "rax"
bnum = self.zk.storeBuild(image, zk.ImageBuild())
up1 = self.zk.storeImageUpload(image, bnum, provider, zk.ImageUpload())
up2 = self.zk.storeImageUpload(image, bnum, provider, zk.ImageUpload())
self.assertLess(int(up1), int(up2))
def test_storeImageUpload_invalid_build(self):
image = "ubuntu-trusty"
build_number = "0000000001"
provider = "rax"
orig_data = zk.ImageUpload()
with testtools.ExpectedException(
npe.ZKException, "Cannot find build .*"
):
self.zk.storeImageUpload(image, build_number, provider, orig_data)
def test_store_and_get_image_upload(self):
image = "ubuntu-trusty"
provider = "rax"
orig_data = zk.ImageUpload()
orig_data.external_id = "deadbeef"
orig_data.state = zk.READY
orig_data.format = "qcow2"
build_number = self.zk.storeBuild(image, zk.ImageBuild())
upload_id = self.zk.storeImageUpload(image, build_number, provider,
orig_data)
data = self.zk.getImageUpload(image, build_number, provider, upload_id)
self.assertEqual(upload_id, data.id)
self.assertEqual(orig_data.external_id, data.external_id)
self.assertEqual(orig_data.state, data.state)
self.assertEqual(orig_data.state_time, data.state_time)
self.assertEqual(orig_data.format, data.format)
self.assertEqual(self.zk.getBuildProviders("ubuntu-trusty",
build_number),
[provider])
self.assertEqual(self.zk.getImageUploadNumbers("ubuntu-trusty",
build_number,
provider),
[upload_id])
def test_build_request(self):
'''Test the build request API methods (has/submit/remove)'''
image = "ubuntu-trusty"
self.zk.submitBuildRequest(image)
self.assertTrue(self.zk.hasBuildRequest(image))
self.zk.removeBuildRequest(image)
self.assertFalse(self.zk.hasBuildRequest(image))
def test_getMostRecentBuilds(self):
image = "ubuntu-trusty"
v1 = {'state': zk.READY, 'state_time': int(time.time())}
v2 = {'state': zk.READY, 'state_time': v1['state_time'] + 10}
v3 = {'state': zk.READY, 'state_time': v1['state_time'] + 20}
v4 = {'state': zk.DELETING, 'state_time': v2['state_time'] + 10}
self.zk.storeBuild(image, zk.ImageBuild.fromDict(v1))
v2_id = self.zk.storeBuild(image, zk.ImageBuild.fromDict(v2))
v3_id = self.zk.storeBuild(image, zk.ImageBuild.fromDict(v3))
self.zk.storeBuild(image, zk.ImageBuild.fromDict(v4))
# v2 and v3 should be the 2 most recent 'ready' builds
matches = self.zk.getMostRecentBuilds(2, image, zk.READY)
self.assertEqual(2, len(matches))
# Should be in descending order, according to state_time
self.assertEqual(matches[0].id, v3_id)
self.assertEqual(matches[1].id, v2_id)
def test_getMostRecentBuildImageUploads_with_state(self):
image = "ubuntu-trusty"
provider = "rax"
build = {'state': zk.READY, 'state_time': int(time.time())}
up1 = zk.ImageUpload()
up1.state = zk.READY
up2 = zk.ImageUpload()
up2.state = zk.READY
up2.state_time = up1.state_time + 10
up3 = zk.ImageUpload()
up3.state = zk.DELETING
up3.state_time = up2.state_time + 10
bnum = self.zk.storeBuild(image, zk.ImageBuild.fromDict(build))
self.zk.storeImageUpload(image, bnum, provider, up1)
up2_id = self.zk.storeImageUpload(image, bnum, provider, up2)
self.zk.storeImageUpload(image, bnum, provider, up3)
# up2 should be the most recent 'ready' upload
data = self.zk.getMostRecentBuildImageUploads(
1, image, bnum, provider, zk.READY)
self.assertNotEqual([], data)
self.assertEqual(1, len(data))
self.assertEqual(data[0].id, up2_id)
def test_getMostRecentBuildImageUploads_any_state(self):
image = "ubuntu-trusty"
provider = "rax"
build = {'state': zk.READY, 'state_time': int(time.time())}
up1 = zk.ImageUpload()
up1.state = zk.READY
up2 = zk.ImageUpload()
up2.state = zk.READY
up2.state_time = up1.state_time + 10
up3 = zk.ImageUpload()
up3.state = zk.UPLOADING
up3.state_time = up2.state_time + 10
bnum = self.zk.storeBuild(image, zk.ImageBuild.fromDict(build))
self.zk.storeImageUpload(image, bnum, provider, up1)
self.zk.storeImageUpload(image, bnum, provider, up2)
up3_id = self.zk.storeImageUpload(image, bnum, provider, up3)
# up3 should be the most recent upload, regardless of state
data = self.zk.getMostRecentBuildImageUploads(
1, image, bnum, provider, None)
self.assertNotEqual([], data)
self.assertEqual(1, len(data))
self.assertEqual(data[0].id, up3_id)
def test_getMostRecentImageUpload(self):
image = "ubuntu-trusty"
provider = "rax"
build1 = zk.ImageBuild()
build1.state = zk.READY
build2 = zk.ImageBuild()
build2.state = zk.READY
build2.state_time = build1.state_time + 10
bnum1 = self.zk.storeBuild(image, build1)
bnum2 = self.zk.storeBuild(image, build2)
upload1 = zk.ImageUpload()
upload1.state = zk.READY
upload2 = zk.ImageUpload()
upload2.state = zk.READY
upload2.state_time = upload1.state_time + 10
self.zk.storeImageUpload(image, bnum1, provider, upload1)
self.zk.storeImageUpload(image, bnum2, provider, upload2)
d = self.zk.getMostRecentImageUpload(image, provider, zk.READY)
self.assertEqual(upload2.state_time, d.state_time)
def test_getBuilds_any(self):
image = "ubuntu-trusty"
path = self.zk._imageBuildsPath(image)
v1 = zk.ImageBuild()
v1.state = zk.READY
v2 = zk.ImageBuild()
v2.state = zk.BUILDING
v3 = zk.ImageBuild()
v3.state = zk.FAILED
v4 = zk.ImageBuild()
v4.state = zk.DELETING
self.zk.client.create(path + "/1", value=v1.serialize(), makepath=True)
self.zk.client.create(path + "/2", value=v2.serialize(), makepath=True)
self.zk.client.create(path + "/3", value=v3.serialize(), makepath=True)
self.zk.client.create(path + "/4", value=v4.serialize(), makepath=True)
self.zk.client.create(path + "/lock", makepath=True)
matches = self.zk.getBuilds(image, None)
self.assertEqual(4, len(matches))
def test_getBuilds(self):
image = "ubuntu-trusty"
path = self.zk._imageBuildsPath(image)
v1 = zk.ImageBuild()
v1.state = zk.READY
v2 = zk.ImageBuild()
v2.state = zk.BUILDING
v3 = zk.ImageBuild()
v3.state = zk.FAILED
v4 = zk.ImageBuild()
v4.state = zk.DELETING
self.zk.client.create(path + "/1", value=v1.serialize(), makepath=True)
self.zk.client.create(path + "/2", value=v2.serialize(), makepath=True)
self.zk.client.create(path + "/3", value=v3.serialize(), makepath=True)
self.zk.client.create(path + "/4", value=v4.serialize(), makepath=True)
self.zk.client.create(path + "/lock", makepath=True)
matches = self.zk.getBuilds(image, [zk.DELETING, zk.FAILED])
self.assertEqual(2, len(matches))
def test_getUploads(self):
path = self.zk._imageUploadPath("trusty", "000", "rax")
v1 = zk.ImageUpload()
v1.state = zk.READY
v2 = zk.ImageUpload()
v2.state = zk.UPLOADING
v3 = zk.ImageUpload()
v3.state = zk.FAILED
v4 = zk.ImageUpload()
v4.state = zk.DELETING
self.zk.client.create(path + "/1", value=v1.serialize(), makepath=True)
self.zk.client.create(path + "/2", value=v2.serialize(), makepath=True)
self.zk.client.create(path + "/3", value=v3.serialize(), makepath=True)
self.zk.client.create(path + "/4", value=v4.serialize(), makepath=True)
self.zk.client.create(path + "/lock", makepath=True)
matches = self.zk.getUploads("trusty", "000", "rax",
[zk.DELETING, zk.FAILED])
self.assertEqual(2, len(matches))
def test_getUploads_any(self):
path = self.zk._imageUploadPath("trusty", "000", "rax")
v1 = zk.ImageUpload()
v1.state = zk.READY
v2 = zk.ImageUpload()
v2.state = zk.UPLOADING
v3 = zk.ImageUpload()
v3.state = zk.FAILED
v4 = zk.ImageUpload()
v4.state = zk.DELETING
self.zk.client.create(path + "/1", value=v1.serialize(), makepath=True)
self.zk.client.create(path + "/2", value=v2.serialize(), makepath=True)
self.zk.client.create(path + "/3", value=v3.serialize(), makepath=True)
self.zk.client.create(path + "/4", value=v4.serialize(), makepath=True)
self.zk.client.create(path + "/lock", makepath=True)
matches = self.zk.getUploads("trusty", "000", "rax", None)
self.assertEqual(4, len(matches))
def test_deleteBuild(self):
image = 'trusty'
build = zk.ImageBuild()
build.state = zk.READY
bnum = self.zk.storeBuild(image, build)
self.assertTrue(self.zk.deleteBuild(image, bnum))
def test_deleteBuild_with_uploads(self):
image = 'trusty'
provider = 'rax'
build = zk.ImageBuild()
build.state = zk.READY
bnum = self.zk.storeBuild(image, build)
upload = zk.ImageUpload()
upload.state = zk.READY
self.zk.storeImageUpload(image, bnum, provider, upload)
self.assertFalse(self.zk.deleteBuild(image, bnum))
def test_deleteUpload(self):
path = self.zk._imageUploadPath("trusty", "000", "rax") + "/000001"
self.zk.client.create(path, makepath=True)
self.zk.deleteUpload("trusty", "000", "rax", "000001")
self.assertIsNone(self.zk.client.exists(path))
def test_registerLauncher(self):
launcher = zk.Launcher()
launcher.id = "launcher-000-001"
self.zk.registerLauncher(launcher)
launchers = self.zk.getRegisteredLaunchers()
self.assertEqual(1, len(launchers))
self.assertEqual(launcher.id, launchers[0].id)
def test_registerLauncher_safe_repeat(self):
launcher = zk.Launcher()
launcher.id = "launcher-000-001"
self.zk.registerLauncher(launcher)
self.zk.registerLauncher(launcher)
launchers = self.zk.getRegisteredLaunchers()
self.assertEqual(1, len(launchers))
self.assertEqual(launcher.id, launchers[0].id)
def test_getNodeRequests_empty(self):
self.assertEqual([], self.zk.getNodeRequests())
def test_getNodeRequests(self):
r1 = self.zk._requestPath("500-123")
r2 = self.zk._requestPath("100-456")
r3 = self.zk._requestPath("100-123")
r4 = self.zk._requestPath("400-123")
self.zk.client.create(r1, makepath=True, ephemeral=True)
self.zk.client.create(r2, makepath=True, ephemeral=True)
self.zk.client.create(r3, makepath=True, ephemeral=True)
self.zk.client.create(r4, makepath=True, ephemeral=True)
self.assertEqual(
["100-123", "100-456", "400-123", "500-123"],
self.zk.getNodeRequests()
)
def test_getNodeRequest(self):
r = zk.NodeRequest("500-123")
r.state = zk.REQUESTED
path = self.zk._requestPath(r.id)
self.zk.client.create(path, value=r.serialize(),
makepath=True, ephemeral=True)
o = self.zk.getNodeRequest(r.id)
self.assertIsInstance(o, zk.NodeRequest)
self.assertEqual(r.id, o.id)
def test_getNodeRequest_not_found(self):
self.assertIsNone(self.zk.getNodeRequest("invalid"))
def test_getNodes(self):
self.zk.client.create(self.zk._nodePath('100'), makepath=True)
self.zk.client.create(self.zk._nodePath('200'), makepath=True)
nodes = self.zk.getNodes()
self.assertIn('100', nodes)
self.assertIn('200', nodes)
def test_getNode(self):
n = zk.Node('100')
n.state = zk.BUILDING
path = self.zk._nodePath(n.id)
self.zk.client.create(path, value=n.serialize(), makepath=True)
o = self.zk.getNode(n.id)
self.assertIsInstance(o, zk.Node)
self.assertEqual(n.id, o.id)
def test_getNode_not_found(self):
self.assertIsNone(self.zk.getNode("invalid"))
def test_lockNode_multi(self):
node = zk.Node('100')
self.zk.lockNode(node)
with testtools.ExpectedException(
npe.ZKLockException, "Did not get lock on .*"
):
self.zk.lockNode(node, blocking=False)
def test_lockNode_unlockNode(self):
node = zk.Node('100')
self.zk.lockNode(node)
self.assertIsNotNone(node.lock)
self.assertIsNotNone(
self.zk.client.exists(self.zk._nodeLockPath(node.id))
)
self.zk.unlockNode(node)
self.assertIsNone(node.lock)
def test_unlockNode_not_locked(self):
node = zk.Node('100')
with testtools.ExpectedException(npe.ZKLockException):
self.zk.unlockNode(node)
def _create_node(self):
node = zk.Node()
node.state = zk.BUILDING
node.provider = 'rax'
self.assertIsNone(node.id)
self.zk.storeNode(node)
self.assertIsNotNone(node.id)
self.assertIsNotNone(
self.zk.client.exists(self.zk._nodePath(node.id))
)
return node
def test_storeNode(self):
node = self._create_node()
node2 = self.zk.getNode(node.id)
self.assertEqual(node, node2)
def test_storeNode_update(self):
node = self._create_node()
node.state = zk.READY
self.zk.storeNode(node)
node2 = self.zk.getNode(node.id)
self.assertEqual(node, node2)
def _create_node_request(self):
req = zk.NodeRequest()
req.state = zk.REQUESTED
req.node_types.append('label1')
self.zk.storeNodeRequest(req)
self.assertIsNotNone(
self.zk.client.exists(self.zk._requestPath(req.id))
)
return req
def test_storeNodeRequest(self):
req = self._create_node_request()
req2 = self.zk.getNodeRequest(req.id)
self.assertEqual(req, req2)
def test_storeNodeRequest_update(self):
req = self._create_node_request()
req.state = zk.FULFILLED
self.zk.storeNodeRequest(req)
self.assertIsNotNone(req.id)
req2 = self.zk.getNodeRequest(req.id)
self.assertEqual(req, req2)
def test_deleteNodeRequest(self):
req = self._create_node_request()
self.zk.deleteNodeRequest(req)
self.assertIsNone(
self.zk.client.exists(self.zk._requestPath(req.id))
)
def test_deleteNode(self):
n1 = self._create_node()
self.zk.deleteNode(n1)
self.assertIsNone(
self.zk.client.exists(self.zk._nodePath(n1.id))
)
def test_getReadyNodesOfTypes(self):
n1 = self._create_node()
n1.type = 'label1'
n1.state = zk.READY
self.zk.storeNode(n1)
n2 = self._create_node()
n2.state = zk.READY
n2.type = 'label1'
self.zk.storeNode(n2)
n3 = self._create_node()
n3.state = zk.READY
n3.type = 'label2'
self.zk.storeNode(n3)
r = self.zk.getReadyNodesOfTypes(['label1'], cached=False)
self.assertIn('label1', r)
self.assertEqual(2, len(r['label1']))
self.assertIn(n1, r['label1'])
self.assertIn(n2, r['label1'])
def test_getReadyNodesOfTypes_multilabel(self):
n1 = self._create_node()
n1.type = 'label1'
n1.state = zk.READY
self.zk.storeNode(n1)
n2 = self._create_node()
n2.state = zk.READY
n2.type = ['label1', 'label3']
self.zk.storeNode(n2)
n3 = self._create_node()
n3.state = zk.READY
n3.type = 'label2'
self.zk.storeNode(n3)
r = self.zk.getReadyNodesOfTypes(['label1', 'label3'], cached=False)
self.assertIn('label1', r)
self.assertIn('label3', r)
self.assertEqual(2, len(r['label1']))
self.assertEqual(1, len(r['label3']))
self.assertIn(n1, r['label1'])
self.assertIn(n2, r['label1'])
self.assertIn(n2, r['label3'])
def test_nodeIterator(self):
n1 = self._create_node()
i = self.zk.nodeIterator(cached=False)
self.assertEqual(n1, next(i))
with testtools.ExpectedException(StopIteration):
next(i)
def test_getNodeRequestLockIDs(self):
req = self._create_node_request()
self.zk.lockNodeRequest(req, blocking=False)
lock_ids = self.zk.getNodeRequestLockIDs()
self.assertEqual(1, len(lock_ids))
self.assertEqual(req.id, lock_ids[0])
self.zk.unlockNodeRequest(req)
self.zk.deleteNodeRequest(req)
def test_getNodeRequestLockStats(self):
req = self._create_node_request()
self.zk.lockNodeRequest(req, blocking=False)
lock_stats = self.zk.getNodeRequestLockStats(req.id)
self.assertEqual(lock_stats.lock_id, req.id)
self.assertIsNotNone(lock_stats.stat)
self.zk.unlockNodeRequest(req)
self.zk.deleteNodeRequest(req)
def test_nodeRequestLockStatsIterator(self):
req = self._create_node_request()
self.zk.lockNodeRequest(req, blocking=False)
i = self.zk.nodeRequestLockStatsIterator()
self.assertEqual(zk.NodeRequestLockStats(req.id), next(i))
with testtools.ExpectedException(StopIteration):
next(i)
self.zk.unlockNodeRequest(req)
self.zk.deleteNodeRequest(req)
def test_nodeRequestIterator(self):
req = self._create_node_request()
self.zk.lockNodeRequest(req, blocking=False)
i = self.zk.nodeRequestIterator()
self.assertEqual(req, next(i))
with testtools.ExpectedException(StopIteration):
next(i)
self.zk.unlockNodeRequest(req)
self.zk.deleteNodeRequest(req)
def test_deleteNodeRequestLock(self):
req = self._create_node_request()
self.zk.lockNodeRequest(req, blocking=False)
self.zk.unlockNodeRequest(req)
self.zk.deleteNodeRequest(req)
# We expect the lock to linger even after the request is deleted
lock_ids = self.zk.getNodeRequestLockIDs()
self.assertEqual(1, len(lock_ids))
self.assertEqual(req.id, lock_ids[0])
self.zk.deleteNodeRequestLock(lock_ids[0])
self.assertEqual([], self.zk.getNodeRequestLockIDs())
def test_node_caching(self):
'''
Test that node iteration using both cached and uncached calls
produces identical results.
'''
# Test new node in node set
n1 = self._create_node()
# uncached
a1 = self.zk.nodeIterator(cached=False)
self.assertEqual(n1, next(a1))
# cached
a2 = self.zk.nodeIterator(cached=True)
self.assertEqual(n1, next(a2))
with testtools.ExpectedException(StopIteration):
next(a2)
# Test modification of existing node set
n1.state = zk.HOLD
n1.label = "oompaloompa"
self.zk.storeNode(n1)
# uncached
b1 = self.zk.nodeIterator(cached=False)
self.assertEqual(n1, next(b1))
# cached
for _ in iterate_timeout(10, Exception,
"cached node equals original node"):
b2 = self.zk.nodeIterator(cached=True)
if n1 == next(b2):
break
class TestZKModel(tests.BaseTestCase):
def setUp(self):
super(TestZKModel, self).setUp()
def test_BaseModel_bad_id(self):
with testtools.ExpectedException(
TypeError, "'id' attribute must be a string type"
):
zk.BaseModel(123)
def test_BaseModel_bad_state(self):
with testtools.ExpectedException(
TypeError, "'blah' is not a valid state"
):
o = zk.BaseModel('0001')
o.state = 'blah'
def test_BaseModel_toDict(self):
o = zk.BaseModel('0001')
d = o.toDict()
self.assertNotIn('id', d)
def test_ImageBuild_toDict(self):
o = zk.ImageBuild('0001')
o.state = zk.BUILDING
o.builder = 'localhost'
o.builder_id = 'ABC-123'
o.formats = ['qemu', 'raw']
d = o.toDict()
self.assertNotIn('id', d)
self.assertEqual(o.state, d['state'])
self.assertIsNotNone(d['state_time'])
self.assertEqual(','.join(o.formats), d['formats'])
self.assertEqual(o.builder, d['builder'])
self.assertEqual(o.builder_id, d['builder_id'])
def test_ImageBuild_fromDict(self):
now = int(time.time())
d_id = '0001'
d = {
'builder': 'localhost',
'builder_id': 'ABC-123',
'formats': 'qemu,raw',
'state': zk.BUILDING,
'state_time': now
}
o = zk.ImageBuild.fromDict(d, d_id)
self.assertEqual(o.id, d_id)
self.assertEqual(o.state, d['state'])
self.assertEqual(o.state_time, d['state_time'])
self.assertEqual(o.builder, d['builder'])
self.assertEqual(o.builder_id, d['builder_id'])
self.assertEqual(o.formats, d['formats'].split(','))
def test_ImageUpload_toDict(self):
o = zk.ImageUpload('0001', '0003')
o.state = zk.UPLOADING
o.external_id = 'DEADBEEF'
o.external_name = 'trusty'
o.format = 'qcow2'
d = o.toDict()
self.assertNotIn('id', d)
self.assertNotIn('build_id', d)
self.assertNotIn('provider_name', d)
self.assertNotIn('image_name', d)
self.assertEqual(o.state, d['state'])
self.assertEqual(o.state_time, d['state_time'])
self.assertEqual(o.external_id, d['external_id'])
self.assertEqual(o.external_name, d['external_name'])
self.assertEqual(o.format, d['format'])
def test_ImageUpload_fromDict(self):
now = int(time.time())
upload_id = '0001'
build_id = '0003'
d = {
'external_id': 'DEADBEEF',
'external_name': 'trusty',
'format': 'qcow2',
'state': zk.READY,
'state_time': now
}
o = zk.ImageUpload.fromDict(d, build_id, 'rax', 'trusty', upload_id)
self.assertEqual(o.id, upload_id)
self.assertEqual(o.build_id, build_id)
self.assertEqual(o.provider_name, 'rax')
self.assertEqual(o.image_name, 'trusty')
self.assertEqual(o.state, d['state'])
self.assertEqual(o.state_time, d['state_time'])
self.assertEqual(o.external_id, d['external_id'])
self.assertEqual(o.external_name, d['external_name'])
self.assertEqual(o.format, d['format'])
def test_NodeRequest_toDict(self):
o = zk.NodeRequest("500-123")
o.declined_by.append("abc")
o.node_types.append('trusty')
o.nodes.append('100')
o.reuse = False
o.requestor = 'zuul'
d = o.toDict()
self.assertNotIn('id', d)
self.assertIn('state', d)
self.assertIn('state_time', d)
self.assertEqual(d['declined_by'], o.declined_by)
self.assertEqual(d['node_types'], o.node_types)
self.assertEqual(d['nodes'], o.nodes)
self.assertEqual(d['reuse'], o.reuse)
self.assertEqual(d['requestor'], o.requestor)
def test_NodeRequest_fromDict(self):
now = int(time.time())
req_id = "500-123"
d = {
'state': zk.REQUESTED,
'state_time': now,
'declined_by': ['abc'],
'node_types': ['trusty'],
'nodes': ['100'],
'reuse': False,
'requestor': 'zuul',
}
o = zk.NodeRequest.fromDict(d, req_id)
self.assertEqual(o.id, req_id)
self.assertEqual(o.state, d['state'])
self.assertEqual(o.state_time, d['state_time'])
self.assertEqual(o.declined_by, d['declined_by'])
self.assertEqual(o.node_types, d['node_types'])
self.assertEqual(o.nodes, d['nodes'])
self.assertEqual(o.reuse, d['reuse'])
self.assertEqual(o.requestor, d['requestor'])
def test_Node_toDict(self):
o = zk.Node('123')
o.state = zk.INIT
o.provider = 'rax'
o.type = 'trusty'
o.allocated_to = '456-789'
o.az = 'RegionOne'
o.region = 'fake-region'
o.public_ipv4 = '<ipv4>'
o.private_ipv4 = '<pvt-ipv4>'
o.public_ipv6 = '<ipv6>'
o.image_id = 'image-id'
o.launcher = 'launcher-id'
o.external_id = 'ABCD'
o.hostname = 'xyz'
o.comment = 'comment'
o.hold_job = 'hold job'
o.host_keys = ['key1', 'key2']
o.attributes = {'executor-zone': 'vpn'}
d = o.toDict()
self.assertNotIn('id', d)
self.assertEqual(d['state'], o.state)
self.assertIn('state_time', d)
self.assertIn('created_time', d)
self.assertEqual(d['provider'], o.provider)
self.assertEqual(d['type'], o.type)
self.assertEqual(d['allocated_to'], o.allocated_to)
self.assertEqual(d['az'], o.az)
self.assertEqual(d['region'], o.region)
self.assertEqual(d['public_ipv4'], o.public_ipv4)
self.assertEqual(d['private_ipv4'], o.private_ipv4)
self.assertEqual(d['public_ipv6'], o.public_ipv6)
self.assertEqual(d['image_id'], o.image_id)
self.assertEqual(d['launcher'], o.launcher)
self.assertEqual(d['external_id'], o.external_id)
self.assertEqual(d['hostname'], o.hostname)
self.assertEqual(d['comment'], o.comment)
self.assertEqual(d['hold_job'], o.hold_job)
self.assertEqual(d['host_keys'], o.host_keys)
self.assertEqual(d['attributes'], o.attributes)
def test_Node_fromDict(self):
now = int(time.time())
node_id = '123'
d = {
'state': zk.READY,
'state_time': now,
'created_time': now - 2,
'provider': 'rax',
'type': ['trusty'],
'allocated_to': '456-789',
'az': 'RegionOne',
'region': 'fake-region',
'public_ipv4': '<ipv4>',
'private_ipv4': '<pvt-ipv4>',
'public_ipv6': '<ipv6>',
'image_id': 'image-id',
'launcher': 'launcher-id',
'external_id': 'ABCD',
'hostname': 'xyz',
'comment': 'comment',
'hold_job': 'hold job',
'host_keys': ['key1', 'key2'],
'connection_port': 22022,
'attributes': {'executor-zone': 'vpn'},
}
o = zk.Node.fromDict(d, node_id)
self.assertEqual(o.id, node_id)
self.assertEqual(o.state, d['state'])
self.assertEqual(o.state_time, d['state_time'])
self.assertEqual(o.created_time, d['created_time'])
self.assertEqual(o.provider, d['provider'])
self.assertEqual(o.type, d['type'])
self.assertEqual(o.allocated_to, d['allocated_to'])
self.assertEqual(o.az, d['az'])
self.assertEqual(o.region, d['region'])
self.assertEqual(o.public_ipv4, d['public_ipv4'])
self.assertEqual(o.private_ipv4, d['private_ipv4'])
self.assertEqual(o.public_ipv6, d['public_ipv6'])
self.assertEqual(o.image_id, d['image_id'])
self.assertEqual(o.launcher, d['launcher'])
self.assertEqual(o.external_id, d['external_id'])
self.assertEqual(o.hostname, d['hostname'])
self.assertEqual(o.comment, d['comment'])
self.assertEqual(o.hold_job, d['hold_job'])
self.assertEqual(o.host_keys, d['host_keys'])
self.assertEqual(o.connection_port, d['connection_port'])
self.assertEqual(o.attributes, d['attributes'])
def test_custom_connection_port(self):
n = zk.Node('0001')
n.state = zk.BUILDING
d = n.toDict()
self.assertEqual(d["connection_port"], 22, "Default port not 22")
n = zk.Node.fromDict(d, '0001')
self.assertEqual(n.connection_port, 22, "Default port not 22")
n.connection_port = 22022
d = n.toDict()
self.assertEqual(d["connection_port"], 22022,
"Custom ssh port not set")