ixfrdist: Add basic tests for the metrics

diff --git a/regression-tests.ixfrdist/requirements.txt b/regression-tests.ixfrdist/requirements.txt
index 62ed4565799a34bc50740403fea634b7c9f2b21d..df4d6ee21dcd0b59228e9685b19d7f3e07fd5cc8 100644 (file)
--- a/regression-tests.ixfrdist/requirements.txt
+++ b/regression-tests.ixfrdist/requirements.txt
@@ -1,3 +1,4 @@
 dnspython
 nose
-git+https://github.com/PowerDNS/xfrserver.git@0.1
\ No newline at end of file
+git+https://github.com/PowerDNS/xfrserver.git@0.1
+requests

diff --git a/regression-tests.ixfrdist/test_Stats.py b/regression-tests.ixfrdist/test_Stats.py
new file mode 100644 (file)
index 0000000..3ded028
--- /dev/null
+++ b/regression-tests.ixfrdist/test_Stats.py
@@ -0,0 +1,117 @@
+from ixfrdisttests import IXFRDistTest
+from xfrserver.xfrserver import AXFRServer
+import time
+import requests
+
+zones = {
+    1: """
+$ORIGIN example.
+@        86400   SOA    foo bar 1 2 3 4 5
+@        4242    NS     ns1.example.
+@        4242    NS     ns2.example.
+ns1.example.    4242    A       192.0.2.1
+ns2.example.    4242    A       192.0.2.2
+"""}
+
+xfrServerPort = 4244
+xfrServer = AXFRServer(xfrServerPort, zones)
+
+class IXFRDistStatsTest(IXFRDistTest):
+    """
+    This test makes sure we have statistics in ixfrdist
+    """
+
+    webserver_address = '127.0.0.1:8080'
+
+    _config_params = ['_ixfrDistPort', 'webserver_address']
+
+    _config_template = """
+listen:
+  - '127.0.0.1:%d'
+acl:
+  - '127.0.0.0/8'
+axfr-timeout: 20
+keep: 20
+tcp-in-threads: 1
+work-dir: 'ixfrdist.dir'
+failed-soa-retry: 3
+webserver-address: %s
+"""
+
+    _config_domains = {'example': '127.0.0.1:' + str(xfrServerPort)}
+
+    metric_prog_stats = ["ixfrdist_uptime_seconds", "ixfrdist_domains"]
+    metric_domain_stats = ["ixfrdist_soa_serial", "ixfrdist_soa_checks",
+                           "ixfrdist_soa_checks_failed",
+                           "ixfrdist_soa_inqueries",
+                           "ixfrdist_axfr_inqueries", "ixfrdist_axfr_failures",
+                           "ixfrdist_ixfr_inqueries", "ixfrdist_ixfr_failures"]
+
+    @classmethod
+    def setUpClass(cls):
+        cls.startIXFRDist()
+        cls.setUpSockets()
+        time.sleep(3)
+
+    @classmethod
+    def tearDownClass(cls):
+        cls.tearDownIXFRDist()
+
+    def test_program_stats_exist(self):
+        res = requests.get('http://{}/metrics'.format(self.webserver_address))
+        self.assertEqual(res.status_code, 200)
+        for line in res.text.splitlines():
+            if line[0] == "#":
+                continue
+            if "{" in line:
+                continue
+            self.assertIn(line.split(" ")[0],
+                          self.metric_prog_stats + self.metric_domain_stats)
+
+    def test_registered(self):
+        res = requests.get('http://{}/metrics'.format(self.webserver_address))
+        self.assertEqual(res.status_code, 200)
+        for line in res.text.splitlines():
+            if line.startswith('ixfrdist_domains'):
+                self.assertEqual(line, 'ixfrdist_domains 1')
+                continue
+            if line[0] == "#":
+                continue
+            if "{" not in line:
+                continue
+            self.assertIn('{domain=example}', line)
+            self.assertIn(line.split("{")[0], self.metric_domain_stats)
+
+    def test_metrics_have_help(self):
+        res = requests.get('http://{}/metrics'.format(self.webserver_address))
+        self.assertEqual(res.status_code, 200)
+        for s in self.metric_prog_stats + self.metric_domain_stats:
+            self.assertIn('# HELP {}'.format(s), res.text)
+
+    def test_metrics_have_type(self):
+        res = requests.get('http://{}/metrics'.format(self.webserver_address))
+        self.assertEqual(res.status_code, 200)
+        for s in self.metric_prog_stats + self.metric_domain_stats:
+            self.assertIn('# TYPE {}'.format(s), res.text)
+
+    def test_missing_metrics(self):
+        all_metrics = set()
+
+        res = requests.get('http://{}/metrics'.format(self.webserver_address))
+        self.assertEqual(res.status_code, 200)
+
+        for line in res.text.splitlines():
+            if line[0] == "#":
+                all_metrics.add(line.split(" ")[2])
+                continue
+            if "{" in line:
+                all_metrics.add(line.split("{")[0])
+                continue
+            all_metrics.add(line.split(" ")[0])
+
+        should_have_metrics = set(self.metric_prog_stats +
+                                  self.metric_domain_stats)
+
+        unknown_metrics = all_metrics - should_have_metrics
+
+        self.assertSetEqual(unknown_metrics, set())