]>
git.ipfire.org Git - thirdparty/pdns.git/blob - regression-tests.dnsdist/test_Carbon.py
6 from dnsdisttests
import DNSDistTest
, Queue
8 class TestCarbon(DNSDistTest
):
10 _carbonServer1Port
= 8000
11 _carbonServer1Name
= "carbonname1"
12 _carbonServer2Port
= 8001
13 _carbonServer2Name
= "carbonname2"
14 _carbonQueue1
= Queue()
15 _carbonQueue2
= Queue()
18 _config_params
= ['_carbonServer1Port', '_carbonServer1Name', '_carbonInterval',
19 '_carbonServer2Port', '_carbonServer2Name', '_carbonInterval']
20 _config_template
= """
21 s = newServer{address="127.0.0.1:5353"}
23 s = newServer{address="127.0.0.1:5354"}
25 s = newServer{address="127.0.0.1:5355"}
27 carbonServer("127.0.0.1:%s", "%s", %s)
28 carbonServer("127.0.0.1:%s", "%s", %s)
32 def CarbonResponder(cls
, port
):
33 sock
= socket
.socket(socket
.AF_INET
, socket
.SOCK_STREAM
)
34 sock
.setsockopt(socket
.SOL_SOCKET
, socket
.SO_REUSEPORT
, 1)
36 sock
.bind(("127.0.0.1", port
))
37 except socket
.error
as e
:
38 print("Error binding in the Carbon responder: %s" % str(e
))
43 (conn
, _
) = sock
.accept()
47 data
= conn
.recv(4096)
52 if port
== cls
._carbonServer
1Port
:
53 cls
._carbonQueue
1.put(lines
, True, timeout
=2.0)
55 cls
._carbonQueue
2.put(lines
, True, timeout
=2.0)
56 if threading
.currentThread().name
in cls
._carbonCounters
:
57 cls
._carbonCounters
[threading
.currentThread().name
] += 1
59 cls
._carbonCounters
[threading
.currentThread().name
] = 1
65 def startResponders(cls
):
66 cls
._CarbonResponder
1 = threading
.Thread(name
='Carbon Responder 1', target
=cls
.CarbonResponder
, args
=[cls
._carbonServer
1Port
])
67 cls
._CarbonResponder
1.setDaemon(True)
68 cls
._CarbonResponder
1.start()
70 cls
._CarbonResponder
2 = threading
.Thread(name
='Carbon Responder 2', target
=cls
.CarbonResponder
, args
=[cls
._carbonServer
2Port
])
71 cls
._CarbonResponder
2.setDaemon(True)
72 cls
._CarbonResponder
2.start()
76 Carbon: send data to 2 carbon servers
78 # wait for the carbon data to be sent
79 time
.sleep(self
._carbonInterval
+ 1)
82 self
.assertFalse(self
._carbonQueue
1.empty())
83 data1
= self
._carbonQueue
1.get(False)
85 self
.assertFalse(self
._carbonQueue
2.empty())
86 data2
= self
._carbonQueue
2.get(False)
89 self
.assertTrue(data1
)
90 self
.assertTrue(len(data1
.splitlines()) > 1)
91 expectedStart
= b
"dnsdist.%s.main." % self
._carbonServer
1Name
.encode('UTF-8')
92 for line
in data1
.splitlines():
93 self
.assertTrue(line
.startswith(expectedStart
))
94 parts
= line
.split(b
' ')
95 self
.assertEqual(len(parts
), 3)
96 self
.assertTrue(parts
[1].isdigit())
97 self
.assertTrue(parts
[2].isdigit())
98 self
.assertTrue(int(parts
[2]) <= int(after
))
100 self
.assertTrue(data2
)
101 self
.assertTrue(len(data2
.splitlines()) > 1)
102 expectedStart
= b
"dnsdist.%s.main." % self
._carbonServer
2Name
.encode('UTF-8')
103 for line
in data2
.splitlines():
104 self
.assertTrue(line
.startswith(expectedStart
))
105 parts
= line
.split(b
' ')
106 self
.assertEqual(len(parts
), 3)
107 self
.assertTrue(parts
[1].isdigit())
108 self
.assertTrue(parts
[2].isdigit())
109 self
.assertTrue(int(parts
[2]) <= int(after
))
111 # make sure every carbon server has received at least one connection
112 for key
in self
._carbonCounters
:
113 value
= self
._carbonCounters
[key
]
114 self
.assertTrue(value
>= 1)
116 def testCarbonServerUp(self
):
118 Carbon: set up 2 carbon servers
120 # wait for the carbon data to be sent
121 time
.sleep(self
._carbonInterval
+ 1)
124 self
.assertFalse(self
._carbonQueue
1.empty())
125 data1
= self
._carbonQueue
1.get(False)
127 self
.assertFalse(self
._carbonQueue
2.empty())
128 data2
= self
._carbonQueue
2.get(False)
131 # check the first carbon server got both servers and
132 # servers-up metrics and that they are the same as
133 # configured in the class definition
134 self
.assertTrue(data1
)
135 self
.assertTrue(len(data1
.splitlines()) > 1)
136 expectedStart
= b
"dnsdist.%s.main.pools._default_.servers" % self
._carbonServer
1Name
.encode('UTF-8')
137 for line
in data1
.splitlines():
138 if expectedStart
in line
:
139 parts
= line
.split(b
' ')
140 if b
'servers-up' in line
:
141 self
.assertEqual(len(parts
), 3)
142 self
.assertTrue(parts
[1].isdigit())
143 self
.assertEqual(int(parts
[1]), 2)
144 self
.assertTrue(parts
[2].isdigit())
145 self
.assertTrue(int(parts
[2]) <= int(after
))
147 self
.assertEqual(len(parts
), 3)
148 self
.assertTrue(parts
[1].isdigit())
149 self
.assertEqual(int(parts
[1]), 3)
150 self
.assertTrue(parts
[2].isdigit())
151 self
.assertTrue(int(parts
[2]) <= int(after
))
153 # check the second carbon server got both servers and
154 # servers-up metrics and that they are the same as
155 # configured in the class definition and the same as
156 # the first carbon server
157 self
.assertTrue(data2
)
158 self
.assertTrue(len(data2
.splitlines()) > 1)
159 expectedStart
= b
"dnsdist.%s.main.pools._default_.servers" % self
._carbonServer
2Name
.encode('UTF-8')
160 for line
in data2
.splitlines():
161 if expectedStart
in line
:
162 parts
= line
.split(b
' ')
163 if b
'servers-up' in line
:
164 self
.assertEqual(len(parts
), 3)
165 self
.assertTrue(parts
[1].isdigit())
166 self
.assertEqual(int(parts
[1]), 2)
167 self
.assertTrue(parts
[2].isdigit())
168 self
.assertTrue(int(parts
[2]) <= int(after
))
170 self
.assertEqual(len(parts
), 3)
171 self
.assertTrue(parts
[1].isdigit())
172 self
.assertEqual(int(parts
[1]), 3)
173 self
.assertTrue(parts
[2].isdigit())
174 self
.assertTrue(int(parts
[2]) <= int(after
))