From 2e53dbb4c0d9bfe79cd79e0a0ece9db065b286df Mon Sep 17 00:00:00 2001 From: juanvallejo Date: Wed, 22 Mar 2017 15:52:35 -0400 Subject: add elasticseatch, fluentd, kibana check --- roles/openshift_health_checker/test/kibana_test.py | 218 +++++++++++++++++++++ 1 file changed, 218 insertions(+) create mode 100644 roles/openshift_health_checker/test/kibana_test.py (limited to 'roles/openshift_health_checker/test/kibana_test.py') diff --git a/roles/openshift_health_checker/test/kibana_test.py b/roles/openshift_health_checker/test/kibana_test.py new file mode 100644 index 000000000..19140a1b6 --- /dev/null +++ b/roles/openshift_health_checker/test/kibana_test.py @@ -0,0 +1,218 @@ +import pytest +import json + +try: + import urllib2 + from urllib2 import HTTPError, URLError +except ImportError: + from urllib.error import HTTPError, URLError + import urllib.request as urllib2 + +from openshift_checks.logging.kibana import Kibana + + +def canned_kibana(exec_oc=None): + """Create a Kibana check object with canned exec_oc method""" + check = Kibana("dummy") # fails if a module is actually invoked + if exec_oc: + check._exec_oc = exec_oc + return check + + +def assert_error(error, expect_error): + if expect_error: + assert error + assert expect_error in error + else: + assert not error + + +plain_kibana_pod = { + "metadata": { + "labels": {"component": "kibana", "deploymentconfig": "logging-kibana"}, + "name": "logging-kibana-1", + }, + "status": { + "containerStatuses": [{"ready": True}, {"ready": True}], + "conditions": [{"status": "True", "type": "Ready"}], + } +} +not_running_kibana_pod = { + "metadata": { + "labels": {"component": "kibana", "deploymentconfig": "logging-kibana"}, + "name": "logging-kibana-2", + }, + "status": { + "containerStatuses": [{"ready": True}, {"ready": False}], + "conditions": [{"status": "True", "type": "Ready"}], + } +} + + +@pytest.mark.parametrize('pods, expect_error', [ + ( + [], + "There are no Kibana pods deployed", + ), + ( + [plain_kibana_pod], + None, + ), + ( + [not_running_kibana_pod], + "No Kibana pod is in a running state", + ), + ( + [plain_kibana_pod, not_running_kibana_pod], + "The following Kibana pods are not currently in a running state", + ), +]) +def test_check_kibana(pods, expect_error): + check = canned_kibana() + error = check.check_kibana(pods) + assert_error(error, expect_error) + + +@pytest.mark.parametrize('route, expect_url, expect_error', [ + ( + None, + None, + 'no_route_exists', + ), + + # test route with no ingress + ( + { + "metadata": { + "labels": {"component": "kibana", "deploymentconfig": "logging-kibana"}, + "name": "logging-kibana", + }, + "status": { + "ingress": [], + }, + "spec": { + "host": "hostname", + } + }, + None, + 'route_not_accepted', + ), + + # test route with no host + ( + { + "metadata": { + "labels": {"component": "kibana", "deploymentconfig": "logging-kibana"}, + "name": "logging-kibana", + }, + "status": { + "ingress": [{ + "status": True, + }], + }, + "spec": {}, + }, + None, + 'route_missing_host', + ), + + # test route that looks fine + ( + { + "metadata": { + "labels": {"component": "kibana", "deploymentconfig": "logging-kibana"}, + "name": "logging-kibana", + }, + "status": { + "ingress": [{ + "status": True, + }], + }, + "spec": { + "host": "hostname", + }, + }, + "https://hostname/", + None, + ), +]) +def test_get_kibana_url(route, expect_url, expect_error): + check = canned_kibana(lambda cmd, args, task_vars: json.dumps(route) if route else "") + + url, error = check._get_kibana_url({}) + if expect_url: + assert url == expect_url + else: + assert not url + if expect_error: + assert error == expect_error + else: + assert not error + + +@pytest.mark.parametrize('exec_result, expect', [ + ( + 'urlopen error [Errno 111] Connection refused', + 'at least one router routing to it?', + ), + ( + 'urlopen error [Errno -2] Name or service not known', + 'DNS configured for the Kibana hostname?', + ), + ( + 'Status code was not [302]: HTTP Error 500: Server error', + 'did not return the correct status code', + ), + ( + 'bork bork bork', + 'bork bork bork', # should pass through + ), +]) +def test_verify_url_internal_failure(exec_result, expect): + check = Kibana(execute_module=lambda module_name, args, task_vars: dict(failed=True, msg=exec_result)) + check._get_kibana_url = lambda task_vars: ('url', None) + + error = check._check_kibana_route({}) + assert_error(error, expect) + + +@pytest.mark.parametrize('lib_result, expect', [ + ( + HTTPError('url', 500, "it broke", hdrs=None, fp=None), + 'it broke', + ), + ( + URLError('it broke'), + 'it broke', + ), + ( + 302, + 'returned the wrong error code', + ), + ( + 200, + None, + ), +]) +def test_verify_url_external_failure(lib_result, expect, monkeypatch): + + class _http_return: + + def __init__(self, code): + self.code = code + + def getcode(self): + return self.code + + def urlopen(url, context): + if type(lib_result) is int: + return _http_return(lib_result) + raise lib_result + monkeypatch.setattr(urllib2, 'urlopen', urlopen) + + check = canned_kibana() + check._get_kibana_url = lambda task_vars: ('url', None) + check._verify_url_internal = lambda url, task_vars: None + + error = check._check_kibana_route({}) + assert_error(error, expect) -- cgit v1.2.3