def test_cluster_update_basic_properties(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client, cluster_name,
self.profile['id'], desired_capacity,
min_size, max_size,
metadata={'k1': 'v1'},
timeout=120)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
self.assertEqual(cluster_name, cluster['name'])
self.assertEqual({'k1': 'v1'}, cluster['metadata'])
self.assertEqual(120, cluster['timeout'])
# Update basic properties of cluster
action_id = test_api.update_cluster(self.client, cluster['id'],
name='cluster_new_name',
metadata={'k2': 'v2'},
timeout=240)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify update result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('cluster_new_name', cluster['name'])
self.assertEqual({'k2': 'v2'}, cluster['metadata'])
self.assertEqual(240, cluster['timeout'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_node_check_recover(self):
# Create a node
node1 = test_api.create_node(self.client,
test_utils.random_name('node1'),
self.profile['id'],
role='master')
node1 = test_utils.wait_for_status(test_api.get_node, self.client,
node1['id'], 'ACTIVE')
# Check node health status
action_id = test_api.action_node(self.client, node1['id'], 'check')
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
node1 = test_api.get_node(self.client, node1['id'])
self.assertEqual('ACTIVE', node1['status'])
# Perform node recovering operation
action_id = test_api.action_node(self.client, node1['id'], 'recover')
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
action_id = test_api.action_node(self.client, node1['id'], 'recover',
{'operation': 'REBUILD'})
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Delete node
test_api.delete_node(self.client, node1['id'])
test_utils.wait_for_delete(test_api.get_node, self.client, node1['id'])
def test_node_check_recover(self):
# Create a node
node1 = test_api.create_node(self.client,
test_utils.random_name('node1'),
self.profile['id'],
role='master')
node1 = test_utils.wait_for_status(test_api.get_node, self.client,
node1['id'], 'ACTIVE')
# Check node health status
action_id = test_api.action_node(self.client, node1['id'], 'check')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
node1 = test_api.get_node(self.client, node1['id'])
self.assertEqual('ACTIVE', node1['status'])
# Perform node recovering operation
action_id = test_api.action_node(self.client, node1['id'], 'recover')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
action_id = test_api.action_node(self.client, node1['id'], 'recover',
{'operation': 'REBUILD'})
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Delete node
test_api.delete_node(self.client, node1['id'])
test_utils.wait_for_delete(test_api.get_node, self.client, node1['id'])
def test_cluster_check_recover(self):
# Create cluster
desired_capacity = 3
min_size = 2
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Check cluster health status
action_id = test_api.action_cluster(self.client, cluster['id'],
'check')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
# Perform cluster recovering operation
action_id = test_api.action_cluster(self.client, cluster['id'],
'recover')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
action_id = test_api.action_cluster(self.client, cluster['id'],
'recover',
{'operation': 'REBUILD'})
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_node_create_delete_with_target_cluster(self):
# Create a cluster
desired_capacity = 1
min_size = 1
max_size = 3
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Create a node belongs to the cluster
node1 = test_api.create_node(self.client,
test_utils.random_name('node1'),
self.profile['id'],
cluster_id=cluster['id'],
role='master')
node1 = test_utils.wait_for_status(test_api.get_node, self.client,
node1['id'], 'ACTIVE')
self.assertEqual(cluster['id'], node1['cluster_id'])
self.assertEqual(2, node1['index'])
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(2, cluster['desired_capacity'])
self.assertEqual(2, len(cluster['nodes']))
self.assertIn(node1['id'], cluster['nodes'])
# List nodes
nodes = test_api.list_nodes(self.client)
nodes_id = [n['id'] for n in nodes]
self.assertIn(node1['id'], nodes_id)
for n_id in cluster['nodes']:
self.assertIn(n_id, nodes_id)
# Delete node1 from cluster
test_api.delete_node(self.client, node1['id'])
test_utils.wait_for_delete(test_api.get_node, self.client, node1['id'])
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(1, len(cluster['nodes']))
self.assertNotIn(node1['id'], cluster['nodes'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_node_create_delete_with_target_cluster(self):
# Create a cluster
desired_capacity = 1
min_size = 1
max_size = 3
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Create a node belongs to the cluster
node1 = test_api.create_node(self.client,
test_utils.random_name('node1'),
self.profile['id'],
cluster_id=cluster['id'],
role='master')
node1 = test_utils.wait_for_status(test_api.get_node, self.client,
node1['id'], 'ACTIVE')
self.assertEqual(cluster['id'], node1['cluster_id'])
self.assertEqual(2, node1['index'])
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(2, cluster['desired_capacity'])
self.assertEqual(2, len(cluster['nodes']))
self.assertIn(node1['id'], cluster['nodes'])
# List nodes
nodes = test_api.list_nodes(self.client)
nodes_id = [n['id'] for n in nodes]
self.assertIn(node1['id'], nodes_id)
for n_id in cluster['nodes']:
self.assertIn(n_id, nodes_id)
# Delete node1 from cluster
test_api.delete_node(self.client, node1['id'])
test_utils.wait_for_delete(test_api.get_node, self.client, node1['id'])
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(1, len(cluster['nodes']))
self.assertNotIn(node1['id'], cluster['nodes'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_create_delete(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client, cluster_name,
self.profile['id'], desired_capacity,
min_size, max_size)
# Wait and verify cluster creation result
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
self.assertEqual(cluster_name, cluster['name'])
self.assertEqual(desired_capacity, cluster['desired_capacity'])
self.assertEqual(min_size, cluster['min_size'])
self.assertEqual(max_size, cluster['max_size'])
self.assertEqual(desired_capacity, len(cluster['nodes']))
# Create cluster2
desired_capacity = 1
min_size = 1
max_size = 3
cluster2_name = test_utils.random_name('cluster')
cluster2 = test_api.create_cluster(self.client, cluster2_name,
self.profile['id'],
desired_capacity, min_size,
max_size)
# List clusters
clusters = test_api.list_clusters(self.client)
clusters_id = [c['id'] for c in clusters]
self.assertIn(cluster['id'], clusters_id)
self.assertIn(cluster2['id'], clusters_id)
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_api.delete_cluster(self.client, cluster2['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster2['id'])
def test_cluster_create_delete(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client, cluster_name,
self.profile['id'], desired_capacity,
min_size, max_size)
# Wait and verify cluster creation result
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
self.assertEqual(cluster_name, cluster['name'])
self.assertEqual(desired_capacity, cluster['desired_capacity'])
self.assertEqual(min_size, cluster['min_size'])
self.assertEqual(max_size, cluster['max_size'])
self.assertEqual(desired_capacity, len(cluster['nodes']))
# Create cluster2
desired_capacity = 1
min_size = 1
max_size = 3
cluster2_name = test_utils.random_name('cluster')
cluster2 = test_api.create_cluster(self.client, cluster2_name,
self.profile['id'],
desired_capacity,
min_size, max_size)
# List clusters
clusters = test_api.list_clusters(self.client)
clusters_id = [c['id'] for c in clusters]
self.assertIn(cluster['id'], clusters_id)
self.assertIn(cluster2['id'], clusters_id)
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_api.delete_cluster(self.client, cluster2['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster2['id'])
def test_node_get_detail(self):
node = test_api.create_node(self.client,
test_utils.random_name('node'),
self.profile['id'])
test_utils.wait_for_status(test_api.get_node, self.client,
node['id'], 'ACTIVE')
# Get node detail and verify
node = test_api.get_node(self.client, node['id'], show_details=True)
self.assertIn('details', node)
self.assertEqual("new-server-test", node['details']['name'])
self.assertEqual("1", node['details']['flavor'])
self.assertEqual("FAKE_IMAGE_ID", node['details']['image'])
self.assertEqual("ACTIVE", node['details']['status'])
self.assertEqual({"My Server Name": "Apache1"},
node['details']['metadata'])
# Delete node from cluster
test_api.delete_node(self.client, node['id'])
test_utils.wait_for_delete(test_api.get_node, self.client, node['id'])
def test_node_get_detail(self):
node = test_api.create_node(self.client,
test_utils.random_name('node'),
self.profile['id'])
test_utils.wait_for_status(test_api.get_node, self.client, node['id'],
'ACTIVE')
# Get node detail and verify
node = test_api.get_node(self.client, node['id'], show_details=True)
self.assertIn('details', node)
self.assertEqual("new-server-test", node['details']['name'])
self.assertEqual("1", node['details']['flavor'])
self.assertEqual("FAKE_IMAGE_ID", node['details']['image'])
self.assertEqual("ACTIVE", node['details']['status'])
self.assertEqual({"My Server Name": "Apache1"},
node['details']['metadata'])
# Delete node from cluster
test_api.delete_node(self.client, node['id'])
test_utils.wait_for_delete(test_api.get_node, self.client, node['id'])
def test_cluster_update_profile(self):
spec_nova_server = copy.deepcopy(test_utils.spec_nova_server)
spec_nova_server['properties']['flavor'] = 'new_flavor'
spec_nova_server['properties']['image'] = 'new_image'
new_profile = test_api.create_profile(
self.client, test_utils.random_name('profile'), spec_nova_server)
# Create cluster with original profile
desired_capacity = 2
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client, cluster_name,
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Update cluster with new profile
action_id = test_api.update_cluster(self.client,
cluster['id'],
profile=new_profile['id'])
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify update result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(new_profile['id'], cluster['profile_id'])
nodes = cluster['nodes']
for n in nodes:
node = test_api.get_node(self.client, n, show_details=True)
self.assertEqual(new_profile['id'], node['profile_id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
# Delete new profile
test_api.delete_profile(self.client, new_profile['id'])
def test_cluster_update_profile(self):
spec_nova_server = copy.deepcopy(test_utils.spec_nova_server)
spec_nova_server['properties']['flavor'] = 'new_flavor'
spec_nova_server['properties']['image'] = 'new_image'
new_profile = test_api.create_profile(
self.client, test_utils.random_name('profile'),
spec_nova_server)
# Create cluster with original profile
desired_capacity = 2
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client, cluster_name,
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Update cluster with new profile
action_id = test_api.update_cluster(self.client, cluster['id'],
profile=new_profile['id'])
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify update result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(new_profile['id'], cluster['profile_id'])
nodes = cluster['nodes']
for n in nodes:
node = test_api.get_node(self.client, n, show_details=True)
self.assertEqual(new_profile['id'], node['profile_id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
# Delete new profile
test_api.delete_profile(self.client, new_profile['id'])
def test_cluster_update_basic_properties(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client,
cluster_name,
self.profile['id'],
desired_capacity,
min_size,
max_size,
metadata={'k1': 'v1'},
timeout=120)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
self.assertEqual(cluster_name, cluster['name'])
self.assertEqual({'k1': 'v1'}, cluster['metadata'])
self.assertEqual(120, cluster['timeout'])
# Update basic properties of cluster
action_id = test_api.update_cluster(self.client,
cluster['id'],
name='cluster_new_name',
metadata={'k2': 'v2'},
timeout=240)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify update result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('cluster_new_name', cluster['name'])
self.assertEqual({'k2': 'v2'}, cluster['metadata'])
self.assertEqual(240, cluster['timeout'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_resize_with_invalid_constraint_provided(self):
# Create cluster
desired_capacity = 3
min_size = 1
max_size = 4
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# New min_size is larger than current cluster
# max_size with strict set to False
params = {'min_size': 5, 'strict': False}
res = test_api.action_cluster(self.client, cluster['id'], 'resize',
params)
reason = _("The specified min_size (5) is greater than the current "
"max_size (4) of the cluster.")
self.assertIn(reason, res)
# New max_size is less than current cluster
# min_size with strict set to True
params = {'max_size': 0, 'strict': True}
res = test_api.action_cluster(self.client, cluster['id'], 'resize',
params)
reason = _("The specified max_size (0) is less than the current "
"min_size (1) of the cluster.")
self.assertIn(reason, res)
# New min_size > new max_size
params = {'min_size': 5, 'max_size': 3}
res = test_api.action_cluster(self.client, cluster['id'], 'resize',
params)
reason = _("The specified min_size (5) is greater than the "
"specified max_size (3).")
self.assertIn(reason, res)
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_lb_policy(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Verify there is no lb information in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertNotIn('lb_member', node['data'])
# Create a lb policy
spec = test_utils.spec_lb_policy
lb_policy = test_api.create_policy(self.client,
test_utils.random_name('lb-policy'),
spec)
# Attach scaling in/out policies to cluster
params = {
"enabled": True,
"policy_id": lb_policy['id']
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_attach', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify lb information recorded in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertIn('lb_member', node['data'])
# Scale out cluster
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out')
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Verify lb information recorded in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertIn('lb_member', node['data'])
# Scale in cluster
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Detach scaling lb policy from cluster
params = {
"policy_id": lb_policy['id']
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_detach', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify lb information recorded in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertNotIn('lb_member', node['data'])
# Delete policies
test_api.delete_policy(self.client, lb_policy['id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_scaling_policy(self):
# Create cluster
desired_capacity = 1
min_size = 0
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Create a scaling policy targets on CLUSTER_SCALE_OUT action
spec = test_utils.spec_scaling_policy
spec['properties'] = {
'event': 'CLUSTER_SCALE_OUT',
'adjustment': {
'type': 'CHANGE_IN_CAPACITY',
'number': 2,
'min_step': 1,
'best_effort': True
}
}
scaling_out_policy = test_api.create_policy(
self.client, test_utils.random_name('policy'), spec)
# Create a scaling policy targets on CLUSTER_SCALE_IN action
spec['properties'] = {
'event': 'CLUSTER_SCALE_IN',
'adjustment': {
'type': 'CHANGE_IN_PERCENTAGE',
'number': 50,
'min_step': 2,
'best_effort': False
}
}
scaling_in_policy = test_api.create_policy(
self.client, test_utils.random_name('policy'), spec)
# Attach scaling in/out policies to cluster
for policy in [scaling_in_policy, scaling_out_policy]:
params = {"enabled": True, "policy_id": policy['id']}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_attach', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Scale out cluster without params
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Scale out with count set to 1
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out', {'count': 1})
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(4, len(cluster['nodes']))
# Scale out with count set to 3 to verify best_effort param
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out', {'count': 3})
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(5, len(cluster['nodes']))
# Scale in cluster without params
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Scale in without param to verify min_step param
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Scale in with count set to 2 to verify best_effort param
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in', {'count': 2})
action = test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'FAILED')
reason = _("Policy check failure: The target capacity (-1) is less "
"than the cluster's min_size (0).")
self.assertEqual(reason, action['status_reason'])
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Detach scaling in/out policies from cluster
for policy in [scaling_in_policy, scaling_out_policy]:
params = {"policy_id": policy['id']}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_detach', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Delete policies
test_api.delete_policy(self.client, scaling_in_policy['id'])
test_api.delete_policy(self.client, scaling_out_policy['id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_lb_policy(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Verify there is no lb information in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertNotIn('lb_member', node['data'])
# Create a lb policy
spec = test_utils.spec_lb_policy
lb_policy = test_api.create_policy(self.client,
test_utils.random_name('lb-policy'),
spec)
# Attach scaling in/out policies to cluster
params = {"enabled": True, "policy_id": lb_policy['id']}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_attach', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify lb information recorded in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertIn('lb_member', node['data'])
# Scale out cluster
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Verify lb information recorded in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertIn('lb_member', node['data'])
# Scale in cluster
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Detach scaling lb policy from cluster
params = {"policy_id": lb_policy['id']}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_detach', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify lb information recorded in node data
cluster = test_api.get_cluster(self.client, cluster['id'])
for n in cluster['nodes']:
node = test_api.get_node(self.client, n)
self.assertNotIn('lb_member', node['data'])
# Delete policies
test_api.delete_policy(self.client, lb_policy['id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_scaling_policy(self):
# Create cluster
desired_capacity = 1
min_size = 0
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Create a scaling policy targets on CLUSTER_SCALE_OUT action
spec = test_utils.spec_scaling_policy
spec['properties'] = {
'event': 'CLUSTER_SCALE_OUT',
'adjustment': {
'type': 'CHANGE_IN_CAPACITY',
'number': 2,
'min_step': 1,
'best_effort': True
}
}
scaling_out_policy = test_api.create_policy(
self.client, test_utils.random_name('policy'), spec)
# Create a scaling policy targets on CLUSTER_SCALE_IN action
spec['properties'] = {
'event': 'CLUSTER_SCALE_IN',
'adjustment': {
'type': 'CHANGE_IN_PERCENTAGE',
'number': 50,
'min_step': 2,
'best_effort': False
}
}
scaling_in_policy = test_api.create_policy(
self.client, test_utils.random_name('policy'), spec)
# Attach scaling in/out policies to cluster
for policy in [scaling_in_policy, scaling_out_policy]:
params = {
"enabled": True,
"policy_id": policy['id']
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_attach', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Scale out cluster without params
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out')
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Scale out with count set to 1
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out', {'count': 1})
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(4, len(cluster['nodes']))
# Scale out with count set to 3 to verify best_effort param
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out', {'count': 3})
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(5, len(cluster['nodes']))
# Scale in cluster without params
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Scale in without param to verify min_step param
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Scale in with count set to 2 to verify best_effort param
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in', {'count': 2})
action = test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'FAILED')
reason = _("Policy check failure: The target capacity (-1) is less "
"than the cluster's min_size (0).")
self.assertEqual(reason, action['status_reason'])
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Detach scaling in/out policies from cluster
for policy in [scaling_in_policy, scaling_out_policy]:
params = {
"policy_id": policy['id']
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'policy_detach', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
# Delete policies
test_api.delete_policy(self.client, scaling_in_policy['id'])
test_api.delete_policy(self.client, scaling_out_policy['id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_node_add_del(self):
# Create cluster
desired_capacity = 1
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client, cluster_name,
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Create two orphan nodes
node1 = test_api.create_node(self.client,
test_utils.random_name('node1'),
self.profile['id'])
node2 = test_api.create_node(self.client,
test_utils.random_name('node2'),
self.profile['id'])
node1 = test_utils.wait_for_status(test_api.get_node, self.client,
node1['id'], 'ACTIVE')
node2 = test_utils.wait_for_status(test_api.get_node, self.client,
node2['id'], 'ACTIVE')
self.assertEqual('', node1['cluster_id'])
self.assertEqual(-1, node1['index'])
self.assertEqual('', node2['cluster_id'])
self.assertEqual(-1, node2['index'])
# Add orphan nodes to cluster
params = {
'nodes': [node1['id'], node2['id']],
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'add_nodes', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(3, len(cluster['nodes']))
self.assertIn(node1['id'], cluster['nodes'])
self.assertIn(node2['id'], cluster['nodes'])
node1 = test_api.get_node(self.client, node1['id'])
node2 = test_api.get_node(self.client, node2['id'])
self.assertEqual(cluster['id'], node1['cluster_id'])
self.assertEqual(cluster['id'], node2['cluster_id'])
self.assertEqual(2, node1['index'])
self.assertEqual(3, node2['index'])
# Remove nodes from cluster
params = {
'nodes': [node1['id'], node2['id']],
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'del_nodes', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(1, len(cluster['nodes']))
self.assertNotIn(node1['id'], cluster['nodes'])
self.assertNotIn(node2['id'], cluster['nodes'])
node1 = test_api.get_node(self.client, node1['id'])
node2 = test_api.get_node(self.client, node2['id'])
self.assertEqual('', node1['cluster_id'])
self.assertEqual('', node2['cluster_id'])
self.assertEqual(-1, node1['index'])
self.assertEqual(-1, node2['index'])
# Delete orphan nodes
test_api.delete_node(self.client, node1['id'])
test_api.delete_node(self.client, node2['id'])
test_utils.wait_for_delete(test_api.get_node, self.client,
node1['id'])
test_utils.wait_for_delete(test_api.get_node, self.client,
node2['id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_scale_in_out(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Scale out cluster without params
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Scale out with count set to 2
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out', {'count': 2})
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(5, len(cluster['nodes']))
# Keep scaling out and break the size constraint
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_out')
# Wait for cluster scale out action failed
action = test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'FAILED')
reason = _("The target capacity (6) is greater "
"than the cluster's max_size (5).")
self.assertEqual(reason, action['status_reason'])
# Verify cluster scale out result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(5, len(cluster['nodes']))
# Scale in cluster without params
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(4, len(cluster['nodes']))
# Scale in with count set to 3
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in', {'count': 3})
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Keep scaling in and break the size constraint
action_id = test_api.action_cluster(self.client, cluster['id'],
'scale_in')
action = test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'FAILED')
reason = _("The target capacity (0) is less "
"than the cluster's min_size (1).")
self.assertEqual(reason, action['status_reason'])
# Verify cluster scale in result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_resize_with_constraint_adjusting(self):
# Create cluster
desired_capacity = 3
min_size = 2
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Increase cluster size with upper limit increasing
params = {
'adjustment_type': 'CHANGE_IN_CAPACITY',
'number': 3,
'max_size': 6
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(6, len(cluster['nodes']))
# Decrease cluster size upper limit with strict set to False
params = {'max_size': 4, 'strict': False}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(4, len(cluster['nodes']))
# Reduce cluster size with lower limit change
params = {
'adjustment_type': 'CHANGE_IN_CAPACITY',
'number': -3,
'min_size': 1
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Increase cluster size lower limit with strict set to True
params = {'min_size': 2, 'strict': True}
res = test_api.action_cluster(self.client, cluster['id'], 'resize',
params)
reason = _("The specified min_size (2) is greater than the current "
"desired_capacity (1) of the cluster.")
self.assertIn(reason, res)
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_resize_with_constraint_breaking(self):
# Create cluster
desired_capacity = 3
min_size = 1
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Increase cluster size and break the size constraint
params = {
'adjustment_type': 'CHANGE_IN_CAPACITY',
'number': 3,
'strict': True
}
res = test_api.action_cluster(self.client, cluster['id'], 'resize',
params)
reason = _("The target capacity (6) is greater than the cluster's "
"max_size (5).")
self.assertIn(reason, res)
# Do best-effort resizing
params = {
'adjustment_type': 'CHANGE_IN_CAPACITY',
'number': 3,
'strict': False
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
# Wait for cluster resize action succeeded
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(5, len(cluster['nodes']))
# Decrease cluster size and break the size constraint
params = {
'adjustment_type': 'CHANGE_IN_CAPACITY',
'number': -5,
'strict': True
}
res = test_api.action_cluster(self.client, cluster['id'], 'resize',
params)
reason = _("The target capacity (0) is less than the cluster's "
"min_size (1).")
self.assertIn(reason, res)
# Do best-effort resizing
params = {
'adjustment_type': 'CHANGE_IN_CAPACITY',
'number': -5,
'strict': False
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
# Wait for cluster resize action succeeded
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(1, len(cluster['nodes']))
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_resize_basic(self):
# Create cluster
desired_capacity = 2
min_size = 1
max_size = 5
cluster = test_api.create_cluster(self.client,
test_utils.random_name('cluster'),
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Increase cluster size by specifying adjustment count
params = {
'adjustment_type': 'CHANGE_IN_CAPACITY',
'number': 3,
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(5, len(cluster['nodes']))
# Decrease cluster size by specifying adjustment percentage.
params = {
'adjustment_type': 'CHANGE_IN_PERCENTAGE',
'number': -50,
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(3, len(cluster['nodes']))
# Decrease cluster size by specifying exact capacity
params = {
'adjustment_type': 'EXACT_CAPACITY',
'number': 2,
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'resize', params)
test_utils.wait_for_status(test_api.get_action, self.client, action_id,
'SUCCEEDED')
# Verify cluster resize result
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual('ACTIVE', cluster['status'])
self.assertEqual(2, len(cluster['nodes']))
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
cluster = test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
def test_cluster_node_add_del(self):
# Create cluster
desired_capacity = 1
min_size = 1
max_size = 3
cluster_name = test_utils.random_name('cluster')
cluster = test_api.create_cluster(self.client, cluster_name,
self.profile['id'], desired_capacity,
min_size, max_size)
cluster = test_utils.wait_for_status(test_api.get_cluster, self.client,
cluster['id'], 'ACTIVE')
# Create two orphan nodes
node1 = test_api.create_node(self.client,
test_utils.random_name('node1'),
self.profile['id'])
node2 = test_api.create_node(self.client,
test_utils.random_name('node2'),
self.profile['id'])
node1 = test_utils.wait_for_status(test_api.get_node, self.client,
node1['id'], 'ACTIVE')
node2 = test_utils.wait_for_status(test_api.get_node, self.client,
node2['id'], 'ACTIVE')
self.assertEqual('', node1['cluster_id'])
self.assertEqual(-1, node1['index'])
self.assertEqual('', node2['cluster_id'])
self.assertEqual(-1, node2['index'])
# Add orphan nodes to cluster
params = {
'nodes': [node1['id'], node2['id']],
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'add_nodes', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(3, cluster['desired_capacity'])
self.assertEqual(3, len(cluster['nodes']))
self.assertIn(node1['id'], cluster['nodes'])
self.assertIn(node2['id'], cluster['nodes'])
node1 = test_api.get_node(self.client, node1['id'])
node2 = test_api.get_node(self.client, node2['id'])
self.assertEqual(cluster['id'], node1['cluster_id'])
self.assertEqual(cluster['id'], node2['cluster_id'])
self.assertEqual([2, 3], sorted([node1['index'], node2['index']]))
# Create one more orphan node and add it to cluster
node3 = test_api.create_node(self.client,
test_utils.random_name('node1'),
self.profile['id'])
node3 = test_utils.wait_for_status(test_api.get_node, self.client,
node3['id'], 'ACTIVE')
params = {
'nodes': [node3['id']],
}
res = test_api.action_cluster(self.client, cluster['id'], 'add_nodes',
params)
reason = _("The target capacity (4) is greater than the cluster's "
"max_size (3).")
self.assertIn(reason, res)
# Remove two nodes from cluster
params = {
'nodes': [node1['id'], node2['id']],
}
action_id = test_api.action_cluster(self.client, cluster['id'],
'del_nodes', params)
test_utils.wait_for_status(test_api.get_action, self.client,
action_id, 'SUCCEEDED')
cluster = test_api.get_cluster(self.client, cluster['id'])
self.assertEqual(1, cluster['desired_capacity'])
self.assertEqual(1, len(cluster['nodes']))
self.assertNotIn(node1['id'], cluster['nodes'])
self.assertNotIn(node2['id'], cluster['nodes'])
node1 = test_api.get_node(self.client, node1['id'])
node2 = test_api.get_node(self.client, node2['id'])
self.assertEqual('', node1['cluster_id'])
self.assertEqual('', node2['cluster_id'])
self.assertEqual(-1, node1['index'])
self.assertEqual(-1, node2['index'])
# Try to delete the last node from cluster
last_node_id = cluster['nodes'][0]
params = {
'nodes': [last_node_id]
}
res = test_api.action_cluster(self.client, cluster['id'], 'del_nodes',
params)
reason = _("The target capacity (0) is less than the cluster's "
"min_size (1).")
self.assertIn(reason, res)
# Delete orphan nodes
test_api.delete_node(self.client, node1['id'])
test_api.delete_node(self.client, node2['id'])
test_api.delete_node(self.client, node3['id'])
test_utils.wait_for_delete(test_api.get_node, self.client,
node1['id'])
test_utils.wait_for_delete(test_api.get_node, self.client,
node2['id'])
test_utils.wait_for_delete(test_api.get_node, self.client,
node3['id'])
# Delete cluster
test_api.delete_cluster(self.client, cluster['id'])
test_utils.wait_for_delete(test_api.get_cluster, self.client,
cluster['id'])
