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
248
|
##
## Copyright (c) 2019-2020 Intel Corporation
##
## 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 sys
from kubernetes import client, config
try:
import configparser
except ImportError:
# Python 2.x fallback
import ConfigParser as configparser
import logging
from logging import handlers
from rapid_k8s_pod import Pod
class K8sDeployment:
"""Deployment class to create containers for test execution in Kubernetes
environment.
"""
LOG_FILE_NAME = "createrapidk8s.log"
SSH_PRIVATE_KEY = "./rapid_rsa_key"
SSH_USER = "rapid"
POD_YAML_TEMPLATE_FILE_NAME = "pod-rapid.yaml"
_log = None
_create_config = None
_runtime_config = None
_total_number_of_pods = 0
_namespace = "rapid-testing"
_pods = []
def __init__(self):
# Configure logger
self._log = logging.getLogger("k8srapid")
self._log.setLevel(logging.DEBUG)
console_formatter = logging.Formatter("%(message)s")
console_handler = logging.StreamHandler(sys.stdout)
console_handler.setLevel(logging.DEBUG)
console_handler.setFormatter(console_formatter)
file_formatter = logging.Formatter("%(asctime)s - "
"%(levelname)s - "
"%(message)s")
file_handler = logging.handlers.RotatingFileHandler(self.LOG_FILE_NAME,
backupCount=10)
file_handler.setLevel(logging.DEBUG)
file_handler.setFormatter(file_formatter)
self._log.addHandler(file_handler)
self._log.addHandler(console_handler)
# Initialize k8s plugin
try:
config.load_kube_config()
except:
config.load_incluster_config()
Pod.k8s_CoreV1Api = client.CoreV1Api()
def load_create_config(self, config_file_name):
"""Read and parse configuration file for the test environment.
"""
self._log.info("Loading configuration file %s", config_file_name)
self._create_config = configparser.RawConfigParser()
try:
self._create_config.read(config_file_name)
except Exception as e:
self._log.error("Failed to read config file!\n%s\n" % e)
return -1
# Now parse config file content
# Parse [DEFAULT] section
if self._create_config.has_option("DEFAULT", "total_number_of_pods"):
self._total_number_of_pods = self._create_config.getint(
"DEFAULT", "total_number_of_pods")
else:
self._log.error("No option total_number_of_pods in DEFAULT section")
return -1
self._log.debug("Total number of pods %d" % self._total_number_of_pods)
if self._create_config.has_option("DEFAULT", "namespace"):
self._namespace = self._create_config.get(
"DEFAULT", "namespace")
else:
self._log.error("No option namespace in DEFAULT section")
return -1
self._log.debug("Using namespace %s" % self._namespace)
# Parse [PODx] sections
for i in range(1, int(self._total_number_of_pods) + 1):
# Search for POD name
if self._create_config.has_option("POD%d" % i,
"name"):
pod_name = self._create_config.get(
"POD%d" % i, "name")
else:
pod_name = "prox-pod-%d" % i
# Search for POD hostname
if self._create_config.has_option("POD%d" % i,
"nodeSelector_hostname"):
pod_nodeselector_hostname = self._create_config.get(
"POD%d" % i, "nodeSelector_hostname")
else:
pod_nodeselector_hostname = None
# Search for POD spec
if self._create_config.has_option("POD%d" % i,
"spec_file_name"):
pod_spec_file_name = self._create_config.get(
"POD%d" % i, "spec_file_name")
else:
pod_spec_file_name = K8sDeployment.POD_YAML_TEMPLATE_FILE_NAME
# Search for POD dataplane static IP
if self._create_config.has_option("POD%d" % i,
"dp_ip"):
pod_dp_ip = self._create_config.get(
"POD%d" % i, "dp_ip")
else:
pod_dp_ip = None
# Search for POD dataplane subnet
if self._create_config.has_option("POD%d" % i,
"dp_subnet"):
pod_dp_subnet = self._create_config.get(
"POD%d" % i, "dp_subnet")
else:
pod_dp_subnet = "24"
# Search for POD nodeport service
if self._create_config.has_option("POD%d" % i,
"nodeport"):
pod_nodeport = self._create_config.get(
"POD%d" % i, "nodeport")
else:
pod_nodeport = None
pod = Pod(pod_name, pod_nodeport, self._namespace)
pod.set_nodeselector(pod_nodeselector_hostname)
pod.set_spec_file_name(pod_spec_file_name)
pod.set_dp_ip(pod_dp_ip)
pod.set_dp_subnet(pod_dp_subnet)
pod.set_id(i)
# Add POD to the list of PODs which need to be created
self._pods.append(pod)
return 0
def create_pods(self):
""" Create test PODs and wait for them to start.
Collect information for tests to run.
"""
self._log.info("Creating PODs...")
# Create PODs using template from yaml file
for pod in self._pods:
self._log.info("Creating POD %s...", pod.get_name())
pod.create_from_yaml()
# Wait for PODs to start
for pod in self._pods:
pod.wait_for_start()
# Collect information from started PODs for test execution
for pod in self._pods:
pod.set_ssh_credentials(K8sDeployment.SSH_USER, K8sDeployment.SSH_PRIVATE_KEY)
pod.get_sriov_dev_mac()
pod.get_qat_dev()
def save_runtime_config(self, config_file_name):
self._log.info("Saving config %s for runrapid script...",
config_file_name)
self._runtime_config = configparser.RawConfigParser()
# Section [DEFAULT]
# self._runtime_config.set("DEFAULT",
# "total_number_of_test_machines",
# self._total_number_of_pods)
# Section [ssh]
self._runtime_config.add_section("ssh")
self._runtime_config.set("ssh",
"key",
K8sDeployment.SSH_PRIVATE_KEY)
self._runtime_config.set("ssh",
"user",
K8sDeployment.SSH_USER)
# Section [rapid]
self._runtime_config.add_section("rapid")
self._runtime_config.set("rapid",
"total_number_of_machines",
self._total_number_of_pods)
# Export information about each pod
# Sections [Mx]
for pod in self._pods:
self._runtime_config.add_section("M%d" % pod.get_id())
self._runtime_config.set("M%d" % pod.get_id(),
"admin_ip", pod.get_admin_ip())
self._runtime_config.set("M%d" % pod.get_id(),
"admin_port", pod.get_admin_port())
self._runtime_config.set("M%d" % pod.get_id(),
"socket_port", pod.get_socket_port())
self._runtime_config.set("M%d" % pod.get_id(),
"dp_mac1", pod.get_dp_mac())
self._runtime_config.set("M%d" % pod.get_id(),
"dp_pci_dev", pod.get_dp_pci_dev())
if (pod.get_qat_pci_dev()):
for qat_index, qat_device in enumerate(pod.get_qat_pci_dev()):
self._runtime_config.set("M%d" % pod.get_id(),
"qat_pci_dev%d" % qat_index, qat_device)
self._runtime_config.set("M%d" % pod.get_id(),
"dp_ip1", pod.get_dp_ip() + "/" +
pod.get_dp_subnet())
# Section [Varia]
self._runtime_config.add_section("Varia")
self._runtime_config.set("Varia",
"vim",
"kubernetes")
# Write runtime config file
with open(config_file_name, "w") as file:
self._runtime_config.write(file)
def delete_pods(self):
for pod in self._pods:
pod.terminate()
|
