blob: 1c77fea731fefa9d3644b17244c7ce2065603366 (
plain)
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
|
#!/bin/bash
# Copyright (c) 2019 Cisco and/or its affiliates.
# 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.
set -x
function wrk_utils.installed {
# Check if the WRK utility is installed. Fail if not installed.
# Returns:
# - 0 - If command is installed.
# - 1 - If command is not installed.
set -exuo pipefail
command -v wrk
}
function wrk_utils.traffic_1_url_1_core {
# Send traffic
# - to n URL (NIC)
# - using n instances of wrk, each on separate core.
# The CPU used for wrk
cpu=${1}
# Total number of threads to use by one instance of wrk to send traffic.
threads=${2}
# Total number of HTTP connections to keep open with each thread handling
# N = connections / threads.
connections=${3}
# Duration of the test.
duration=${4}
# HTTP header to add to request.
header=${5}
# Record a timeout if a response is not received within this amount of time.
timeout=${6}
# Path to LuaJIT script.
script=${7}
# Print detailed latency statistics.
latency=${8}
# URL to send the traffic to.
url=${9}
if [ "${timeout}" != "None" ]; then
timeout="--timeout ${timeout}"
else
timeout=""
fi
if [ "${latency}" = "True" ]; then
latency="--latency"
else
latency=""
fi
if [ "${script}" != "None" ]; then
script="--script '${script}'"
else
script=""
fi
if [ "${header}" != "None" ]; then
header="${header}"
else
header=""
fi
taskset --cpu-list ${cpu} \
wrk --threads ${threads} \
--connections ${connections} \
--duration ${duration} \
--header "${header}" \
${timeout} \
${script} \
${latency} \
${url}
}
function wrk_utils.traffic_n_urls_n_cores {
# Send traffic
# - to n URL (NIC)
# - using n instances of wrk, each on separate core.
# The first CPU used for wrk
first_cpu=${1}
# Total number of threads to use by one instance of wrk to send traffic.
threads=${2}
# Total number of HTTP connections to keep open with each thread handling
# N = connections / threads.
connections=${3}
# Duration of the test.
duration=${4}
# HTTP header to add to request.
header=${5}
# Record a timeout if a response is not received within this amount of time.
timeout=${6}
# Path to LuaJIT script.
script=${7}
# Print detailed latency statistics.
latency=${8}
# URL to send the traffic to.
urls=${9}
if [ "${timeout}" != "None" ]; then
timeout="--timeout ${timeout}"
else
timeout=""
fi
if [ "${latency}" = "True" ]; then
latency="--latency"
else
latency=""
fi
if [ "${script}" != "None" ]; then
script="--script '${script}'"
else
script=""
fi
if [ "${header}" != "None" ]; then
header="${header}"
else
header=""
fi
urls=$(echo ${urls} | tr ";" "\n")
cpu=${first_cpu}
for url in ${urls}; do
taskset --cpu-list ${cpu} \
wrk --threads ${threads} \
--connections ${connections} \
--duration ${duration} \
--header "${header}" \
${timeout} \
${script} \
${latency} \
${url} &
cpu=$((cpu+1))
done
sleep ${duration}
sleep 2
}
function wrk_utils.traffic_n_urls_m_cores {
# Send traffic
# - to n URL (NIC)
# - using m instances of wrk, each on separate core.
# The first CPU used for wrk
first_cpu=${1}
# The last CPU used for wrk
cpus_per_url=${2}
# Total number of threads to use by one instance of wrk to send traffic.
threads=${3}
# Total number of HTTP connections to keep open with each thread handling
# N = connections / threads.
connections=${4}
# Duration of the test.
duration=${5}
# HTTP header to add to request.
header=${6}
# Record a timeout if a response is not received within this amount of time.
timeout=${7}
# Path to LuaJIT script.
script=${8}
# Print detailed latency statistics.
latency=${9}
# URL to send the traffic to.
urls=${10}
if [ "${timeout}" != "None" ]; then
timeout="--timeout ${timeout}"
else
timeout=""
fi
if [ "${latency}" = "True" ]; then
latency="--latency"
else
latency=""
fi
if [ "${script}" != "None" ]; then
script="--script '${script}'"
else
script=""
fi
if [ "${header}" != "None" ]; then
header="${header}"
else
header=""
fi
urls=$(echo ${urls} | tr ";" "\n")
cpu=${first_cpu}
for i in `seq 1 ${cpus_per_url}`; do
for url in ${urls}; do
taskset --cpu-list ${cpu} \
wrk --threads ${threads} \
--connections ${connections} \
--duration ${duration} \
--header "${header}" \
${timeout} \
${script} \
${latency} \
${url} &
cpu=$((cpu+1))
done
done
sleep ${duration}
sleep 2
}
args=("$@")
case ${1} in
installed)
wrk_utils.installed
;;
traffic_1_url_1_core)
wrk_utils.traffic_1_url_1_core "${args[@]:1}"
;;
traffic_n_urls_n_cores)
wrk_utils.traffic_n_urls_n_cores "${args[@]:1}"
;;
traffic_n_urls_m_cores)
wrk_utils.traffic_n_urls_m_cores "${args[@]:1}"
;;
esac
|
