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
|
#!/router/bin/python
import outer_packages
#from trex_stl_lib.trex_stl_hltapi import CTRexHltApi, CStreamsPerPort
from trex_stl_lib.trex_stl_hltapi import *
import traceback
import sys, time
from pprint import pprint
import argparse
def error(err = None):
if not err:
raise Exception('Unknown exception, look traceback')
if type(err) is str and not err.startswith('[ERR]'):
err = '[ERR] ' + err
print err
sys.exit(1)
def check_res(res):
if res['status'] == 0:
error('Encountered error:\n%s' % res['log'])
return res
def print_brief_stats(res):
title_str = ' '*3
tx_str = 'TX:'
rx_str = 'RX:'
for port_id, stat in res.iteritems():
if type(port_id) is not int:
continue
title_str += ' '*10 + 'Port%s' % port_id
tx_str += '%15s' % res[port_id]['aggregate']['tx']['total_pkts']
rx_str += '%15s' % res[port_id]['aggregate']['rx']['total_pkts']
print(title_str)
print(tx_str)
print(rx_str)
def wait_with_progress(seconds):
for i in range(0, seconds):
time.sleep(1)
sys.stdout.write('.')
sys.stdout.flush()
print('')
if __name__ == "__main__":
try:
parser = argparse.ArgumentParser(description='Example of using stateless TRex via HLT API.', formatter_class=argparse.RawTextHelpFormatter)
parser.add_argument('-v', dest = 'verbose', default = 0, help='Stateless API verbosity:\n0: No prints\n1: Commands and their status\n2: Same as 1 + ZMQ in&out')
parser.add_argument('--device', dest = 'device', default = 'localhost', help='Address of TRex server')
args = parser.parse_args()
hlt_client = CTRexHltApi(verbose = int(args.verbose))
print('Connecting to %s...' % args.device)
res = check_res(hlt_client.connect(device = args.device, port_list = [0, 1], username = 'danklei', break_locks = True, reset = True))
port_handle = res['port_handle']
print('Connected, got port handles %s' % port_handle)
ports_streams_dict = CStreamsPerPort()
print hlt_client.traffic_control(action = 'poll')
print hlt_client.traffic_config(mode = 'create', l2_encap = 'ethernet_ii_vlan', rate_pps = 1,
l3_protocol = 'ipv4',
#length_mode = 'imix', l3_length = 200,
ipv6_dst_mode = 'decrement', ipv6_dst_count = 300, ipv6_dst_addr = 'fe80:0:0:0:0:0:0:000f',
port_handle = port_handle, port_handle2 = port_handle[1],
#save_to_yaml = '/tmp/d1.yaml',
#stream_id = 1,
)
print hlt_client.traffic_control(action = 'poll')
print hlt_client.traffic_control(action = 'run')
print hlt_client.traffic_control(action = 'poll')
wait_with_progress(2)
print hlt_client.traffic_control(action = 'poll')
print hlt_client.traffic_control(action = 'stop')
print hlt_client.traffic_control(action = 'poll')
print hlt_client.traffic_stats(mode = 'aggregate')
print hlt_client.traffic_control(action = 'clear_stats')
wait_with_progress(1)
print hlt_client.traffic_stats(mode = 'aggregate')
wait_with_progress(1)
print hlt_client.traffic_stats(mode = 'aggregate')
wait_with_progress(1)
print hlt_client.traffic_stats(mode = 'aggregate')
wait_with_progress(1)
print hlt_client.traffic_stats(mode = 'aggregate')
#print res
#print hlt_client._streams_history
#print hlt_client.trex_client._STLClient__get_all_streams(port_id = port_handle[0])
#print hlt_client.trex_client._STLClient__get_all_streams(port_id = port_handle[1])
#ports_streams_dict.add_streams_from_res(res)
sys.exit(0)
res = check_res(hlt_client.traffic_config(mode = 'create', l2_encap = 'ethernet_ii_vlan', rate_pps = 1,
port_handle = port_handle[0], port_handle2 = port_handle[1], save_to_yaml = '/tmp/d1.yaml',
l4_protocol = 'udp',
#udp_src_port_mode = 'decrement',
#udp_src_port_count = 10, udp_src_port = 5,
))
ports_streams_dict.add_streams_from_res(res)
sys.exit(0)
#print ports_streams_dict
#print hlt_client.trex_client._STLClient__get_all_streams(port_id = port_handle[0])
res = check_res(hlt_client.traffic_config(mode = 'modify', port_handle = port_handle[0], stream_id = ports_streams_dict[0][0],
mac_src = '1-2-3:4:5:6', l4_protocol = 'udp', save_to_yaml = '/tmp/d2.yaml'))
#print hlt_client.trex_client._STLClient__get_all_streams(port_id = port_handle[0])
#print hlt_client._streams_history
res = check_res(hlt_client.traffic_config(mode = 'modify', port_handle = port_handle[0], stream_id = ports_streams_dict[0][0],
mac_dst = '{ 7 7 7-7:7:7}', save_to_yaml = '/tmp/d3.yaml'))
#print hlt_client.trex_client._STLClient__get_all_streams(port_id = port_handle[0])
check_res(hlt_client.traffic_config(mode = 'reset', port_handle = port_handle))
res = check_res(hlt_client.traffic_config(mode = 'create', bidirectional = True, length_mode = 'fixed',
port_handle = port_handle[0], port_handle2 = port_handle[1],
transmit_mode = 'single_burst', pkts_per_burst = 100, rate_pps = 100,
mac_src = '1-2-3-4-5-6',
mac_dst = '6:5:4:4:5:6',
save_to_yaml = '/tmp/imix.yaml'))
ports_streams_dict.add_streams_from_res(res)
print('Create single_burst 100 packets rate_pps=100 on port 0')
res = check_res(hlt_client.traffic_config(mode = 'create', port_handle = port_handle[0], transmit_mode = 'single_burst',
pkts_per_burst = 100, rate_pps = 100))
ports_streams_dict.add_streams_from_res(res)
# playground - creating various streams on port 1
res = check_res(hlt_client.traffic_config(mode = 'create', port_handle = port_handle[1], save_to_yaml = '/tmp/hlt2.yaml',
tcp_src_port_mode = 'decrement',
tcp_src_port_count = 10, tcp_dst_port_count = 10, tcp_dst_port_mode = 'random'))
ports_streams_dict.add_streams_from_res(res)
res = check_res(hlt_client.traffic_config(mode = 'create', port_handle = port_handle[1], save_to_yaml = '/tmp/hlt3.yaml',
l4_protocol = 'udp',
udp_src_port_mode = 'decrement',
udp_src_port_count = 10, udp_dst_port_count = 10, udp_dst_port_mode = 'random'))
ports_streams_dict.add_streams_from_res(res)
res = check_res(hlt_client.traffic_config(mode = 'create', port_handle = port_handle[1], save_to_yaml = '/tmp/hlt4.yaml',
length_mode = 'increment',
#ip_src_addr = '192.168.1.1', ip_src_mode = 'increment', ip_src_count = 5,
ip_dst_addr = '5.5.5.5', ip_dst_mode = 'random', ip_dst_count = 2))
ports_streams_dict.add_streams_from_res(res)
res = check_res(hlt_client.traffic_config(mode = 'create', port_handle = port_handle[1], save_to_yaml = '/tmp/hlt5.yaml',
length_mode = 'decrement', frame_size_min = 100, frame_size_max = 3000,
#ip_src_addr = '192.168.1.1', ip_src_mode = 'increment', ip_src_count = 5,
#ip_dst_addr = '5.5.5.5', ip_dst_mode = 'random', ip_dst_count = 2
))
ports_streams_dict.add_streams_from_res(res)
# remove the playground
check_res(hlt_client.traffic_config(mode = 'reset', port_handle = port_handle[1]))
print('Create continuous stream for port 1, rate_pps = 1')
res = check_res(hlt_client.traffic_config(mode = 'create', port_handle = port_handle[1], save_to_yaml = '/tmp/hlt1.yaml',
#length_mode = 'increment', l3_length_min = 200,
ip_src_addr = '192.168.1.1', ip_src_mode = 'increment', ip_src_count = 5,
ip_dst_addr = '5.5.5.5', ip_dst_mode = 'random', ip_dst_count = 2))
check_res(hlt_client.traffic_control(action = 'run', port_handle = port_handle))
wait_with_progress(1)
print('Sample after 1 seconds (only packets count)')
res = check_res(hlt_client.traffic_stats(mode = 'all', port_handle = port_handle))
print_brief_stats(res)
print ''
print('Port 0 has finished the burst, put continuous instead with rate 1000. No stopping of other ports.')
check_res(hlt_client.traffic_control(action = 'stop', port_handle = port_handle[0]))
check_res(hlt_client.traffic_config(mode = 'reset', port_handle = port_handle[0]))
res = check_res(hlt_client.traffic_config(mode = 'create', port_handle = port_handle[0], rate_pps = 1000))
ports_streams_dict.add_streams_from_res(res)
check_res(hlt_client.traffic_control(action = 'run', port_handle = port_handle[0]))
wait_with_progress(5)
print('Sample after another 5 seconds (only packets count)')
res = check_res(hlt_client.traffic_stats(mode = 'aggregate', port_handle = port_handle))
print_brief_stats(res)
print ''
print('Stop traffic at port 1')
res = check_res(hlt_client.traffic_control(action = 'stop', port_handle = port_handle[1]))
wait_with_progress(5)
print('Sample after another %s seconds (only packets count)' % 5)
res = check_res(hlt_client.traffic_stats(mode = 'aggregate', port_handle = port_handle))
print_brief_stats(res)
print ''
print('Full HLT stats:')
pprint(res)
check_res(hlt_client.cleanup_session())
except Exception as e:
print(traceback.print_exc())
print(e)
raise
finally:
print('Done.')
|
