1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
|
from glusto.core import Glusto as g
from glustolibs.gluster import peer_ops
import six
from openshiftstoragelibs import baseclass
from openshiftstoragelibs import exceptions
from openshiftstoragelibs import heketi_ops
from openshiftstoragelibs import openshift_ops
from openshiftstoragelibs import openshift_storage_version
from openshiftstoragelibs import podcmd
from openshiftstoragelibs import utils
class TestHeketiNodeOperations(baseclass.BaseClass):
"""Class to test heketi node operations
"""
@podcmd.GlustoPod()
def test_heketi_node_list(self):
"""Test node list operation
"""
h_client, h_server = self.heketi_client_node, self.heketi_server_url
# List heketi nodes
node_ips = []
heketi_node_id_list = heketi_ops.heketi_node_list(h_client, h_server)
for node_id in heketi_node_id_list:
node_info = heketi_ops.heketi_node_info(
h_client, h_server, node_id, json=True)
node_ips.append(node_info["hostnames"]["storage"])
# Compare the node listed in previous step
hostnames = []
list_of_pools = peer_ops.get_pool_list('auto_get_gluster_endpoint')
self.assertTrue(
list_of_pools,
"Failed to get the pool list from gluster pods/nodes")
for pool in list_of_pools:
hostnames.append(pool["hostname"])
self.assertEqual(
len(heketi_node_id_list), len(list_of_pools),
"Heketi volume list %s is not equal to gluster volume list %s"
% (node_ips, hostnames))
def test_heketi_node_info(self):
"""Test heketi node info operation
"""
h_client, h_server = self.heketi_client_node, self.heketi_server_url
# List heketi node
heketi_node_id_list = heketi_ops.heketi_node_list(h_client, h_server)
self.assertTrue(heketi_node_id_list, "Node Id list is empty.")
for node_id in heketi_node_id_list:
node_info = heketi_ops.heketi_node_info(
h_client, h_server, node_id, json=True)
self.assertTrue(node_info, "Failed to retrieve the node info")
self.assertEqual(
node_info["id"], node_id,
"Failed to match node ID. Exp: %s, Act: %s" % (
node_id, node_info["id"]))
def test_heketi_node_states_enable_disable(self):
"""Test node enable and disable functionality
"""
h_client, h_server = self.heketi_client_node, self.heketi_server_url
node_list = heketi_ops.heketi_node_list(h_client, h_server)
online_hosts = []
for node_id in node_list:
node_info = heketi_ops.heketi_node_info(
h_client, h_server, node_id, json=True)
if node_info["state"] == "online":
online_hosts.append(node_info)
if len(online_hosts) < 3:
raise self.skipTest(
"This test can run only if online hosts are more than 2")
# Disable n-3 nodes, in case we have n nodes
for node_info in online_hosts[3:]:
node_id = node_info["id"]
heketi_ops.heketi_node_disable(h_client, h_server, node_id)
self.addCleanup(
heketi_ops.heketi_node_enable, h_client, h_server, node_id)
# Create volume when 3 nodes are online
vol_size = 1
vol_info = heketi_ops.heketi_volume_create(
h_client, h_server, vol_size, json=True)
self.addCleanup(
heketi_ops.heketi_volume_delete,
h_client, h_server, vol_info['id'])
node_id = online_hosts[0]['id']
try:
heketi_ops.heketi_node_disable(h_client, h_server, node_id)
# Try to create a volume, volume creation should fail
with self.assertRaises(AssertionError):
heketi_volume = heketi_ops.heketi_volume_create(
h_client, h_server, vol_size)
self.addCleanup(
heketi_ops.heketi_volume_delete,
h_client, h_server, heketi_volume["id"])
finally:
# Enable heketi node
heketi_ops.heketi_node_enable(h_client, h_server, node_id)
# Create volume when heketi node is enabled
vol_info = heketi_ops.heketi_volume_create(
h_client, h_server, vol_size, json=True)
heketi_ops.heketi_volume_delete(h_client, h_server, vol_info['id'])
def add_heketi_node_to_cluster(self, cluster_id):
"""Add new node to a cluster"""
storage_host_info = g.config.get("additional_gluster_servers")
if not storage_host_info:
self.skipTest(
"Skip test case as 'additional_gluster_servers' option is "
"not provided in config file")
storage_host_info = list(storage_host_info.values())[0]
try:
storage_hostname = storage_host_info["manage"]
storage_ip = storage_host_info["storage"]
except KeyError:
msg = ("Config options 'additional_gluster_servers.manage' "
"and 'additional_gluster_servers.storage' must be set.")
g.log.error(msg)
raise exceptions.ConfigError(msg)
h_client, h_server = self.heketi_client_node, self.heketi_server_url
storage_zone = 1
self.configure_node_to_run_gluster(storage_hostname)
heketi_node_info = heketi_ops.heketi_node_add(
h_client, h_server, storage_zone, cluster_id,
storage_hostname, storage_ip, json=True)
heketi_node_id = heketi_node_info["id"]
self.addCleanup(
heketi_ops.heketi_node_delete, h_client, h_server, heketi_node_id)
self.addCleanup(
heketi_ops.heketi_node_remove, h_client, h_server, heketi_node_id)
self.addCleanup(
heketi_ops.heketi_node_disable, h_client, h_server, heketi_node_id)
self.assertEqual(
heketi_node_info["cluster"], cluster_id,
"Node got added in unexpected cluster exp: %s, act: %s" % (
cluster_id, heketi_node_info["cluster"]))
return storage_hostname, storage_ip
@podcmd.GlustoPod()
def test_heketi_node_add_with_valid_cluster(self):
"""Test heketi node add operation with valid cluster id"""
if (openshift_storage_version.get_openshift_storage_version()
< "3.11.4"):
self.skipTest(
"This test case is not supported for < OCS 3.11.4 builds due "
"to bug BZ-1732831")
h_client, h_server = self.heketi_client_node, self.heketi_server_url
ocp_node = self.ocp_master_node[0]
# Get heketi endpoints before adding node
h_volume_ids = heketi_ops.heketi_volume_list(
h_client, h_server, json=True)
h_endpoints_before_new_node = heketi_ops.heketi_volume_endpoint_patch(
h_client, h_server, h_volume_ids["volumes"][0])
cluster_info = heketi_ops.heketi_cluster_list(
h_client, h_server, json=True)
storage_hostname, storage_ip = self.add_heketi_node_to_cluster(
cluster_info["clusters"][0])
# Get heketi nodes and validate for newly added node
h_node_ids = heketi_ops.heketi_node_list(h_client, h_server, json=True)
for h_node_id in h_node_ids:
node_hostname = heketi_ops.heketi_node_info(
h_client, h_server, h_node_id, json=True)
if node_hostname["hostnames"]["manage"][0] == storage_hostname:
break
node_hostname = None
err_msg = ("Newly added heketi node %s not found in heketi node "
"list %s" % (storage_hostname, h_node_ids))
self.assertTrue(node_hostname, err_msg)
# Check gluster peer status for newly added node
if self.is_containerized_gluster():
gluster_pods = openshift_ops.get_ocp_gluster_pod_details(ocp_node)
gluster_pod = [
gluster_pod["pod_name"]
for gluster_pod in gluster_pods
if gluster_pod["pod_hostname"] == storage_hostname][0]
gluster_peer_status = peer_ops.get_peer_status(
podcmd.Pod(ocp_node, gluster_pod))
else:
gluster_peer_status = peer_ops.get_peer_status(
storage_hostname)
self.assertEqual(
len(gluster_peer_status), len(self.gluster_servers))
err_msg = "Expected peer status is 1 and actual is %s"
for peer in gluster_peer_status:
peer_status = int(peer["connected"])
self.assertEqual(peer_status, 1, err_msg % peer_status)
# Get heketi endpoints after adding node
h_endpoints_after_new_node = heketi_ops.heketi_volume_endpoint_patch(
h_client, h_server, h_volume_ids["volumes"][0])
# Get openshift openshift endpoints and patch with heketi endpoints
heketi_db_endpoint = openshift_ops.oc_get_custom_resource(
ocp_node, "dc", name=self.heketi_dc_name,
custom=".:spec.template.spec.volumes[*].glusterfs.endpoints")[0]
openshift_ops.oc_patch(
ocp_node, "ep", heketi_db_endpoint, h_endpoints_after_new_node)
self.addCleanup(
openshift_ops.oc_patch, ocp_node, "ep", heketi_db_endpoint,
h_endpoints_before_new_node)
ep_addresses = openshift_ops.oc_get_custom_resource(
ocp_node, "ep", name=heketi_db_endpoint,
custom=".:subsets[*].addresses[*].ip")[0].split(",")
err_msg = "Hostname %s not present in endpoints %s" % (
storage_ip, ep_addresses)
self.assertIn(storage_ip, ep_addresses, err_msg)
def test_heketi_node_add_with_invalid_cluster(self):
"""Test heketi node add operation with invalid cluster id"""
storage_hostname, cluster_id = None, utils.get_random_str(size=33)
try:
storage_hostname, _ = self.add_heketi_node_to_cluster(cluster_id)
except AssertionError as e:
err_msg = ("validation failed: cluster: %s is not a valid UUID" %
cluster_id)
if err_msg not in six.text_type(e):
raise
err_msg = ("Unexpectedly node %s got added to cluster %s" % (
storage_hostname, cluster_id))
self.assertFalse(storage_hostname, err_msg)
|
