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
|
# Copyright (c) Authors of Clover
#
# 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 requests
import time
import redis
TRACING_IP = "localhost"
TRACING_PORT = "16686"
class Tracing:
def __init__(
self, tracing_ip, tracing_port, redis_ip='localhost', use_redis=True):
self.tracing_ip = tracing_ip
self.tracing_port = tracing_port
self.testid = '0'
self.test_start_time = 0
self.use_redis = use_redis
if use_redis:
try:
self.r = redis.StrictRedis(host=redis_ip, port=6379, db=0)
except Exception:
print("Failed to connect to redis")
def setRedisSet(self, rkey, rvalue):
if self.use_redis:
self.r.sadd(rkey, rvalue)
def setRedisList(self, rkey, rvalue):
if self.use_redis:
self.r.lpush(rkey, rvalue)
def setRedisHash(self, rkey, rvalue):
if self.use_redis:
self.r.hmset(rkey, rvalue)
def getRedisTestid(self, index):
testid = self.r.lrange("testids", index, index)
return testid[0]
def getRedisTraceids(self, testid):
rkey = "traceids:" + str(testid)
traceids = self.r.smembers(rkey)
return traceids
def getRedisSpanids(self, traceid):
rkey = "spanids:" + str(traceid)
spanids = self.r.smembers(rkey)
return spanids
def getRedisSpan(self, spanid, traceid):
rkey = "spans:" + str(traceid) + ':' + str(spanid)
span = self.r.hgetall(rkey)
return span
def getRedisSpanValue(self, spanid, traceid, span_key):
rkey = "spans:" + str(traceid) + ':' + str(spanid)
span_value = self.r.hget(rkey, span_key)
return span_value
def getRedisTags(self, spanid, traceid):
rkey = "tags:" + str(spanid) + ':' + str(traceid)
tags = self.r.hgetall(rkey)
return tags
def getRedisTagsValue(self, spanid, traceid, tag_key):
rkey = "tags:" + str(spanid) + ':' + str(traceid)
tag_value = self.r.hget(rkey, tag_key)
return tag_value
def getRedisTestAll(self, testid):
traceids = self.getRedisTraceids(testid)
for trace in traceids:
spanids = self.getRedisSpanids(trace)
for span in spanids:
# print(self.getRedisSpan(span, trace))
print(self.getRedisSpanValue(span, trace, 'duration'))
# print(self.getRedisTags(span, trace))
print(self.getRedisTagsValue(span, trace, 'node_id'))
def setTest(self, testid):
self.testid = testid
self.setRedisList("testids", testid)
self.test_start_time = int(time.time())
def getServices(self):
req_url = 'http://' + self.tracing_ip + ':' + self.tracing_port + \
'/api/services'
try:
response = requests.get(req_url)
if response.status_code != 200:
print("ERROR: Cannot connect to tracing: {}".format(
response.status_code))
return False
except Exception as e:
print("ERROR: Cannot connect to tracing")
print(e)
return False
data = response.json()
services = data['data']
return services
def getTraces(self, service, time_back=3600, limit='1000'):
ref_time = int(time.time())
pad_time = '757000'
end_time = 'end=' + str(ref_time) + pad_time + '&'
if time_back == 0:
delta = self.test_start_time
else:
delta = ref_time - time_back
start_time = 'start=' + str(delta) + pad_time
limit = 'limit=' + limit + '&'
loopback = 'loopback=1h&'
max_dur = 'maxDuration&'
min_dur = 'minDuration&'
service = 'service=' + service + '&'
url_prefix = 'http://' + self.tracing_ip + ':' + self.tracing_port + \
'/api/traces?'
req_url = url_prefix + end_time + limit + loopback + max_dur + \
min_dur + service + start_time
try:
response = requests.get(req_url)
if response.status_code != 200:
print("ERROR: Cannot connect to tracing: {}".format(
response.status_code))
return False
except Exception as e:
print("ERROR: Cannot connect to tracing")
print(e)
return False
traces = response.json()
return traces
def numTraces(self, trace):
num_traces = len(trace['data'])
return str(num_traces)
def outProcesses(self, trace):
processes = []
if trace['data']:
first_trace = trace['data'][0]
for process in first_trace['processes']:
processes.append(process)
print(processes)
return processes
def outTraces(self, trace):
for traces in trace['data']:
print("TraceID: {}".format(traces['traceID']))
self.setRedisSet(
"traceids:{}".format(str(self.testid)), traces['traceID'])
for spans in traces['spans']:
print("SpanID: {}".format(spans['spanID']))
self.setRedisSet(
"spanids:{}".format(traces['traceID']), spans['spanID'])
print("Duration: {} usec".format(spans['duration']))
span = {}
span['spanID'] = spans['spanID']
span['duration'] = spans['duration']
span['startTime'] = spans['startTime']
span['operationName'] = spans['operationName']
# print("Tags:\n {} \n".format(spans['tags']))
self.setRedisHash(
"spans:{}:{}".format(
traces['traceID'], spans['spanID']), span)
tag = {}
for tags in spans['tags']:
print("Tag key: {}, value: {}".format(
tags['key'], tags['value']))
tag[tags['key']] = tags['value']
self.setRedisHash("tags:{}:{}".format(
spans['spanID'], traces['traceID']), tag)
def monitorTraces(self, sample_interval, service='istio-ingress'):
loop = True
while loop:
try:
t = self.getTraces(service, 10)
num_traces = self.numTraces(t)
print("Number of traces: " + num_traces)
self.outTraces(t)
time.sleep(sample_interval)
except KeyboardInterrupt:
print("Test Start: {}".format(self.test_start_time))
loop = False
def main(self):
self.monitorTraces(1)
if __name__ == '__main__':
Tracing(TRACING_IP, TRACING_PORT).main()
|
