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
|
#!/usr/bin/python
#
# Copyright (c) 2015 All rights reserved
# This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
import sys
import time
import os
import functest.utils.functest_logger as ft_logger
import functest.utils.functest_utils as ft_utils
import functest.utils.openstack_utils as os_utils
import re
logger = ft_logger.Logger("sndvpn_test_utils").getLogger()
REPO_PATH = os.environ['repos_dir'] + '/sdnvpn/'
config_file = REPO_PATH + 'test/functest/config.yaml'
DEFAULT_FLAVOR = ft_utils.get_parameter_from_yaml(
"defaults.flavor", config_file)
def create_network(neutron_client, net, subnet1, cidr1,
router, subnet2=None, cidr2=None):
network_dic = os_utils.create_network_full(neutron_client,
net,
subnet1,
router,
cidr1)
if not network_dic:
logger.error(
"There has been a problem when creating the neutron network")
sys.exit(-1)
net_id = network_dic["net_id"]
subnet_id = network_dic["subnet_id"]
router_id = network_dic["router_id"]
if subnet2 is not None:
logger.debug("Creating and attaching a second subnet...")
subnet_id = os_utils.create_neutron_subnet(
neutron_client, subnet2, cidr2, net_id)
if not subnet_id:
logger.error(
"There has been a problem when creating the second subnet")
sys.exit(-1)
logger.debug("Subnet '%s' created successfully" % subnet_id)
return net_id, subnet_id, router_id
def create_instance(nova_client,
name,
image_id,
network_id,
sg_id,
secgroup_name=None,
fixed_ip=None,
compute_node='',
userdata=None,
files=None,
**kwargs
):
if 'flavor' not in kwargs:
kwargs['flavor'] = DEFAULT_FLAVOR
logger.info("Creating instance '%s'..." % name)
logger.debug(
"Configuration:\n name=%s \n flavor=%s \n image=%s \n"
" network=%s\n secgroup=%s \n hypervisor=%s \n"
" fixed_ip=%s\n files=%s\n userdata=\n%s\n"
% (name, kwargs['flavor'], image_id, network_id, sg_id,
compute_node, fixed_ip, files, userdata))
instance = os_utils.create_instance_and_wait_for_active(
kwargs['flavor'],
image_id,
network_id,
name,
config_drive=True,
userdata=userdata,
av_zone=compute_node,
fixed_ip=fixed_ip,
files=files)
if instance is None:
logger.error("Error while booting instance.")
sys.exit(-1)
# Retrieve IP of INSTANCE
# instance_ip = instance.networks.get(network_id)[0]
if secgroup_name:
logger.debug("Adding '%s' to security group '%s'..."
% (name, secgroup_name))
else:
logger.debug("Adding '%s' to security group '%s'..."
% (name, sg_id))
os_utils.add_secgroup_to_instance(nova_client, instance.id, sg_id)
return instance
def generate_ping_userdata(ips_array):
ips = ""
for ip in ips_array:
ips = ("%s %s" % (ips, ip))
ips = ips.replace(' ', ' ')
return ("#!/bin/sh\n"
"set%s\n"
"while true; do\n"
" for i do\n"
" ip=$i\n"
" ping -c 1 $ip 2>&1 >/dev/null\n"
" RES=$?\n"
" if [ \"Z$RES\" = \"Z0\" ] ; then\n"
" echo ping $ip OK\n"
" else echo ping $ip KO\n"
" fi\n"
" done\n"
" sleep 1\n"
"done\n"
% ips)
def generate_userdata_common():
return ("#!/bin/sh\n"
"sudo mkdir -p /home/cirros/.ssh/\n"
"sudo chown cirros:cirros /home/cirros/.ssh/\n"
"sudo chown cirros:cirros /home/cirros/id_rsa\n"
"mv /home/cirros/id_rsa /home/cirros/.ssh/\n"
"sudo echo ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgnWtSS98Am516e"
"stBsq0jbyOB4eLMUYDdgzsUHsnxFQCtACwwAg9/2uq3FoGUBUWeHZNsT6jcK9"
"sCMEYiS479CUCzbrxcd8XaIlK38HECcDVglgBNwNzX/WDfMejXpKzZG61s98rU"
"ElNvZ0YDqhaqZGqxIV4ejalqLjYrQkoly3R+2k= "
"cirros@test1>/home/cirros/.ssh/authorized_keys\n"
"sudo chown cirros:cirros /home/cirros/.ssh/authorized_keys\n"
"chmod 700 /home/cirros/.ssh\n"
"chmod 644 /home/cirros/.ssh/authorized_keys\n"
"chmod 600 /home/cirros/.ssh/id_rsa\n"
)
def generate_userdata_with_ssh(ips_array):
u1 = generate_userdata_common()
ips = ""
for ip in ips_array:
ips = ("%s %s" % (ips, ip))
ips = ips.replace(' ', ' ')
u2 = ("#!/bin/sh\n"
"set%s\n"
"while true; do\n"
" for i do\n"
" ip=$i\n"
" hostname=$(ssh -y -i /home/cirros/.ssh/id_rsa "
"cirros@$ip 'hostname' </dev/zero 2>/dev/null)\n"
" RES=$?\n"
" if [ \"Z$RES\" = \"Z0\" ]; then echo $ip $hostname;\n"
" else echo $ip 'not reachable';fi;\n"
" done\n"
" sleep 1\n"
"done\n"
% ips)
return (u1 + u2)
def wait_for_instance(instance):
logger.info("Waiting for instance %s to get a DHCP lease..." % instance.id)
# The sleep this function replaced waited for 80s
tries = 40
sleep_time = 2
pattern = "Lease of .* obtained, lease time"
expected_regex = re.compile(pattern)
console_log = ""
while tries > 0 and not expected_regex.search(console_log):
console_log = instance.get_console_output()
time.sleep(sleep_time)
tries -= 1
if not expected_regex.search(console_log):
logger.error("Instance %s seems to have failed leasing an IP."
% instance.id)
return False
return True
def wait_for_instances_up(*args):
check = [wait_for_instance(instance) for instance in args]
return all(check)
def wait_for_bgp_net_assoc(neutron_client, bgpvpn_id, net_id):
tries = 30
sleep_time = 1
nets = []
logger.debug("Waiting for network %s to associate with BGPVPN %s "
% (bgpvpn_id, net_id))
while tries > 0 and net_id not in nets:
nets = os_utils.get_bgpvpn_networks(neutron_client, bgpvpn_id)
time.sleep(sleep_time)
tries -= 1
if net_id not in nets:
logger.error("Association of network %s with BGPVPN %s failed" %
(net_id, bgpvpn_id))
return False
return True
def wait_for_bgp_net_assocs(neutron_client, bgpvpn_id, *args):
check = [wait_for_bgp_net_assoc(neutron_client, bgpvpn_id, id)
for id in args]
# Return True if all associations succeeded
return all(check)
def wait_for_bgp_router_assoc(neutron_client, bgpvpn_id, router_id):
tries = 30
sleep_time = 1
routers = []
logger.debug("Waiting for router %s to associate with BGPVPN %s "
% (bgpvpn_id, router_id))
while tries > 0 and router_id not in routers:
routers = os_utils.get_bgpvpn_routers(neutron_client, bgpvpn_id)
time.sleep(sleep_time)
tries -= 1
if router_id not in routers:
logger.error("Association of router %s with BGPVPN %s failed" %
(router_id, bgpvpn_id))
return False
return True
def wait_for_bgp_router_assocs(neutron_client, bgpvpn_id, *args):
check = [wait_for_bgp_router_assoc(neutron_client, bgpvpn_id, id)
for id in args]
# Return True if all associations succeeded
return all(check)
|
