]>
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)
81 # check if the servers have received our data
82 # we will block for a short while if the data is not already there,
83 # and an exception will be raised after the timeout
85 data1
= self
._carbonQueue
1.get(block
=True, timeout
=2.0)
87 data2
= self
._carbonQueue
2.get(block
=True, timeout
=2.0)
90 self
.assertTrue(data1
)
91 self
.assertTrue(len(data1
.splitlines()) > 1)
92 expectedStart
= b
"dnsdist.%s.main." % self
._carbonServer
1Name
.encode('UTF-8')
93 for line
in data1
.splitlines():
94 self
.assertTrue(line
.startswith(expectedStart
))
95 parts
= line
.split(b
' ')
96 self
.assertEqual(len(parts
), 3)
97 self
.assertTrue(parts
[1].isdigit())
98 self
.assertTrue(parts
[2].isdigit())
99 self
.assertTrue(int(parts
[2]) <= int(after
))
101 self
.assertTrue(data2
)
102 self
.assertTrue(len(data2
.splitlines()) > 1)
103 expectedStart
= b
"dnsdist.%s.main." % self
._carbonServer
2Name
.encode('UTF-8')
104 for line
in data2
.splitlines():
105 self
.assertTrue(line
.startswith(expectedStart
))
106 parts
= line
.split(b
' ')
107 self
.assertEqual(len(parts
), 3)
108 self
.assertTrue(parts
[1].isdigit())
109 self
.assertTrue(parts
[2].isdigit())
110 self
.assertTrue(int(parts
[2]) <= int(after
))
112 # make sure every carbon server has received at least one connection
113 for key
in self
._carbonCounters
:
114 value
= self
._carbonCounters
[key
]
115 self
.assertTrue(value
>= 1)
117 def testCarbonServerUp(self
):
119 Carbon: set up 2 carbon servers
121 # wait for the carbon data to be sent
122 time
.sleep(self
._carbonInterval
+ 1)
124 # check if the servers have received our data
125 # we will block for a short while if the data is not already there,
126 # and an exception will be raised after the timeout
128 data1
= self
._carbonQueue
1.get(block
=True, timeout
=2.0)
130 data2
= self
._carbonQueue
2.get(block
=True, timeout
=2.0)
133 # check the first carbon server got both servers and
134 # servers-up metrics and that they are the same as
135 # configured in the class definition
136 self
.assertTrue(data1
)
137 self
.assertTrue(len(data1
.splitlines()) > 1)
138 expectedStart
= b
"dnsdist.%s.main.pools._default_.servers" % self
._carbonServer
1Name
.encode('UTF-8')
139 for line
in data1
.splitlines():
140 if expectedStart
in line
:
141 parts
= line
.split(b
' ')
142 if b
'servers-up' in line
:
143 self
.assertEqual(len(parts
), 3)
144 self
.assertTrue(parts
[1].isdigit())
145 self
.assertEqual(int(parts
[1]), 2)
146 self
.assertTrue(parts
[2].isdigit())
147 self
.assertTrue(int(parts
[2]) <= int(after
))
149 self
.assertEqual(len(parts
), 3)
150 self
.assertTrue(parts
[1].isdigit())
151 self
.assertEqual(int(parts
[1]), 3)
152 self
.assertTrue(parts
[2].isdigit())
153 self
.assertTrue(int(parts
[2]) <= int(after
))
155 # check the second carbon server got both servers and
156 # servers-up metrics and that they are the same as
157 # configured in the class definition and the same as
158 # the first carbon server
159 self
.assertTrue(data2
)
160 self
.assertTrue(len(data2
.splitlines()) > 1)
161 expectedStart
= b
"dnsdist.%s.main.pools._default_.servers" % self
._carbonServer
2Name
.encode('UTF-8')
162 for line
in data2
.splitlines():
163 if expectedStart
in line
:
164 parts
= line
.split(b
' ')
165 if b
'servers-up' in line
:
166 self
.assertEqual(len(parts
), 3)
167 self
.assertTrue(parts
[1].isdigit())
168 self
.assertEqual(int(parts
[1]), 2)
169 self
.assertTrue(parts
[2].isdigit())
170 self
.assertTrue(int(parts
[2]) <= int(after
))
172 self
.assertEqual(len(parts
), 3)
173 self
.assertTrue(parts
[1].isdigit())
174 self
.assertEqual(int(parts
[1]), 3)
175 self
.assertTrue(parts
[2].isdigit())
176 self
.assertTrue(int(parts
[2]) <= int(after
))