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authorjuanvallejo <jvallejo@redhat.com>2017-06-26 17:41:40 -0400
committerjuanvallejo <jvallejo@redhat.com>2017-08-01 17:25:40 -0400
commit04154a21237f9da6ee64bf57097d125b85b99a5f (patch)
tree1d17e8bceefd45e8da6741813fc136c892b27429 /roles/openshift_health_checker
parent01e48932d615dd17c316c1b9ab00216ab0f3f78d (diff)
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add fluentd logging driver config check
Diffstat (limited to 'roles/openshift_health_checker')
-rw-r--r--roles/openshift_health_checker/openshift_checks/__init__.py23
-rw-r--r--roles/openshift_health_checker/openshift_checks/logging/curator.py9
-rw-r--r--roles/openshift_health_checker/openshift_checks/logging/elasticsearch.py22
-rw-r--r--roles/openshift_health_checker/openshift_checks/logging/fluentd.py16
-rw-r--r--roles/openshift_health_checker/openshift_checks/logging/fluentd_config.py138
-rw-r--r--roles/openshift_health_checker/openshift_checks/logging/kibana.py18
-rw-r--r--roles/openshift_health_checker/openshift_checks/ovs_version.py33
-rw-r--r--roles/openshift_health_checker/test/elasticsearch_test.py29
-rw-r--r--roles/openshift_health_checker/test/fluentd_config_test.py357
-rw-r--r--roles/openshift_health_checker/test/fluentd_test.py12
-rw-r--r--roles/openshift_health_checker/test/kibana_test.py15
11 files changed, 563 insertions, 109 deletions
diff --git a/roles/openshift_health_checker/openshift_checks/__init__.py b/roles/openshift_health_checker/openshift_checks/__init__.py
index 40a28cde5..85cbc6224 100644
--- a/roles/openshift_health_checker/openshift_checks/__init__.py
+++ b/roles/openshift_health_checker/openshift_checks/__init__.py
@@ -105,6 +105,29 @@ class OpenShiftCheck(object):
raise OpenShiftCheckException("'{}' is undefined".format(".".join(map(str, keys))))
return value
+ @staticmethod
+ def get_major_minor_version(openshift_image_tag):
+ """Parse and return the deployed version of OpenShift as a tuple."""
+ if openshift_image_tag and openshift_image_tag[0] == 'v':
+ openshift_image_tag = openshift_image_tag[1:]
+
+ # map major release versions across releases
+ # to a common major version
+ openshift_major_release_version = {
+ "1": "3",
+ }
+
+ components = openshift_image_tag.split(".")
+ if not components or len(components) < 2:
+ msg = "An invalid version of OpenShift was found for this host: {}"
+ raise OpenShiftCheckException(msg.format(openshift_image_tag))
+
+ if components[0] in openshift_major_release_version:
+ components[0] = openshift_major_release_version[components[0]]
+
+ components = tuple(int(x) for x in components[:2])
+ return components
+
LOADER_EXCLUDES = (
"__init__.py",
diff --git a/roles/openshift_health_checker/openshift_checks/logging/curator.py b/roles/openshift_health_checker/openshift_checks/logging/curator.py
index f82ae64d7..32d853d57 100644
--- a/roles/openshift_health_checker/openshift_checks/logging/curator.py
+++ b/roles/openshift_health_checker/openshift_checks/logging/curator.py
@@ -9,11 +9,11 @@ class Curator(LoggingCheck):
name = "curator"
tags = ["health", "logging"]
- logging_namespace = None
-
def run(self):
+ """Check various things and gather errors. Returns: result as hash"""
+
self.logging_namespace = self.get_var("openshift_logging_namespace", default="logging")
- curator_pods, error = super(Curator, self).get_pods_for_component(
+ curator_pods, error = self.get_pods_for_component(
self.logging_namespace,
"curator",
)
@@ -23,7 +23,6 @@ class Curator(LoggingCheck):
if check_error:
msg = ("The following Curator deployment issue was found:"
- "\n-------\n"
"{}".format(check_error))
return {"failed": True, "changed": False, "msg": msg}
@@ -39,7 +38,7 @@ class Curator(LoggingCheck):
"Is Curator correctly deployed?"
)
- not_running = super(Curator, self).not_running_pods(pods)
+ not_running = self.not_running_pods(pods)
if len(not_running) == len(pods):
return (
"The Curator pod is not currently in a running state,\n"
diff --git a/roles/openshift_health_checker/openshift_checks/logging/elasticsearch.py b/roles/openshift_health_checker/openshift_checks/logging/elasticsearch.py
index 1e478c04d..8bdda1f32 100644
--- a/roles/openshift_health_checker/openshift_checks/logging/elasticsearch.py
+++ b/roles/openshift_health_checker/openshift_checks/logging/elasticsearch.py
@@ -12,13 +12,11 @@ class Elasticsearch(LoggingCheck):
name = "elasticsearch"
tags = ["health", "logging"]
- logging_namespace = None
-
def run(self):
"""Check various things and gather errors. Returns: result as hash"""
self.logging_namespace = self.get_var("openshift_logging_namespace", default="logging")
- es_pods, error = super(Elasticsearch, self).get_pods_for_component(
+ es_pods, error = self.get_pods_for_component(
self.logging_namespace,
"es",
)
@@ -28,7 +26,6 @@ class Elasticsearch(LoggingCheck):
if check_error:
msg = ("The following Elasticsearch deployment issue was found:"
- "\n-------\n"
"{}".format(check_error))
return {"failed": True, "changed": False, "msg": msg}
@@ -37,7 +34,7 @@ class Elasticsearch(LoggingCheck):
def _not_running_elasticsearch_pods(self, es_pods):
"""Returns: list of pods that are not running, list of errors about non-running pods"""
- not_running = super(Elasticsearch, self).not_running_pods(es_pods)
+ not_running = self.not_running_pods(es_pods)
if not_running:
return not_running, [(
'The following Elasticsearch pods are not running:\n'
@@ -78,7 +75,7 @@ class Elasticsearch(LoggingCheck):
for pod_name in pods_by_name.keys():
# Compare what each ES node reports as master and compare for split brain
get_master_cmd = self._build_es_curl_cmd(pod_name, "https://localhost:9200/_cat/master")
- master_name_str = self._exec_oc(get_master_cmd, [])
+ master_name_str = self.exec_oc(self.logging_namespace, get_master_cmd, [])
master_names = (master_name_str or '').split(' ')
if len(master_names) > 1:
es_master_names.add(master_names[1])
@@ -111,7 +108,7 @@ class Elasticsearch(LoggingCheck):
# get ES cluster nodes
node_cmd = self._build_es_curl_cmd(list(pods_by_name.keys())[0], 'https://localhost:9200/_nodes')
- cluster_node_data = self._exec_oc(node_cmd, [])
+ cluster_node_data = self.exec_oc(self.logging_namespace, node_cmd, [])
try:
cluster_nodes = json.loads(cluster_node_data)['nodes']
except (ValueError, KeyError):
@@ -138,7 +135,7 @@ class Elasticsearch(LoggingCheck):
error_msgs = []
for pod_name in pods_by_name.keys():
cluster_health_cmd = self._build_es_curl_cmd(pod_name, 'https://localhost:9200/_cluster/health?pretty=true')
- cluster_health_data = self._exec_oc(cluster_health_cmd, [])
+ cluster_health_data = self.exec_oc(self.logging_namespace, cluster_health_cmd, [])
try:
health_res = json.loads(cluster_health_data)
if not health_res or not health_res.get('status'):
@@ -165,7 +162,7 @@ class Elasticsearch(LoggingCheck):
error_msgs = []
for pod_name in pods_by_name.keys():
df_cmd = 'exec {} -- df --output=ipcent,pcent /elasticsearch/persistent'.format(pod_name)
- disk_output = self._exec_oc(df_cmd, [])
+ disk_output = self.exec_oc(self.logging_namespace, df_cmd, [])
lines = disk_output.splitlines()
# expecting one header looking like 'IUse% Use%' and one body line
body_re = r'\s*(\d+)%?\s+(\d+)%?\s*$'
@@ -201,10 +198,3 @@ class Elasticsearch(LoggingCheck):
))
return error_msgs
-
- def _exec_oc(self, cmd_str, extra_args):
- return super(Elasticsearch, self).exec_oc(
- self.logging_namespace,
- cmd_str,
- extra_args,
- )
diff --git a/roles/openshift_health_checker/openshift_checks/logging/fluentd.py b/roles/openshift_health_checker/openshift_checks/logging/fluentd.py
index 063e707a9..b3485bf44 100644
--- a/roles/openshift_health_checker/openshift_checks/logging/fluentd.py
+++ b/roles/openshift_health_checker/openshift_checks/logging/fluentd.py
@@ -11,8 +11,6 @@ class Fluentd(LoggingCheck):
name = "fluentd"
tags = ["health", "logging"]
- logging_namespace = None
-
def run(self):
"""Check various things and gather errors. Returns: result as hash"""
@@ -27,7 +25,6 @@ class Fluentd(LoggingCheck):
if check_error:
msg = ("The following Fluentd deployment issue was found:"
- "\n-------\n"
"{}".format(check_error))
return {"failed": True, "changed": False, "msg": msg}
@@ -147,7 +144,11 @@ class Fluentd(LoggingCheck):
def get_nodes_by_name(self):
"""Retrieve all the node definitions. Returns: dict(name: node), error string"""
- nodes_json = self._exec_oc("get nodes -o json", [])
+ nodes_json = self.exec_oc(
+ self.logging_namespace,
+ "get nodes -o json",
+ []
+ )
try:
nodes = json.loads(nodes_json)
except ValueError: # no valid json - should not happen
@@ -158,10 +159,3 @@ class Fluentd(LoggingCheck):
node['metadata']['name']: node
for node in nodes['items']
}, None
-
- def _exec_oc(self, cmd_str, extra_args):
- return super(Fluentd, self).exec_oc(
- self.logging_namespace,
- cmd_str,
- extra_args,
- )
diff --git a/roles/openshift_health_checker/openshift_checks/logging/fluentd_config.py b/roles/openshift_health_checker/openshift_checks/logging/fluentd_config.py
new file mode 100644
index 000000000..0970f0a63
--- /dev/null
+++ b/roles/openshift_health_checker/openshift_checks/logging/fluentd_config.py
@@ -0,0 +1,138 @@
+"""
+Module for performing checks on a Fluentd logging deployment configuration
+"""
+
+from openshift_checks import OpenShiftCheckException
+from openshift_checks.logging.logging import LoggingCheck
+
+
+class FluentdConfig(LoggingCheck):
+ """Module that checks logging configuration of an integrated logging Fluentd deployment"""
+ name = "fluentd_config"
+ tags = ["health"]
+
+ def is_active(self):
+ logging_deployed = self.get_var("openshift_hosted_logging_deploy", default=False)
+
+ try:
+ version = self.get_major_minor_version(self.get_var("openshift_image_tag"))
+ except ValueError:
+ # if failed to parse OpenShift version, perform check anyway (if logging enabled)
+ return logging_deployed
+
+ return logging_deployed and version < (3, 6)
+
+ def run(self):
+ """Check that Fluentd has running pods, and that its logging config matches Docker's logging config."""
+ self.logging_namespace = self.get_var("openshift_logging_namespace", default=self.logging_namespace)
+ config_error = self.check_logging_config()
+ if config_error:
+ msg = ("The following Fluentd logging configuration problem was found:"
+ "\n{}".format(config_error))
+ return {"failed": True, "msg": msg}
+
+ return {}
+
+ def check_logging_config(self):
+ """Ensure that the configured Docker logging driver matches fluentd settings.
+ This means that, at least for now, if the following condition is met:
+
+ openshift_logging_fluentd_use_journal == True
+
+ then the value of the configured Docker logging driver should be "journald".
+ Otherwise, the value of the Docker logging driver should be "json-file".
+ Returns an error string if the above condition is not met, or None otherwise."""
+ use_journald = self.get_var("openshift_logging_fluentd_use_journal", default=True)
+
+ # if check is running on a master, retrieve all running pods
+ # and check any pod's container for the env var "USE_JOURNAL"
+ group_names = self.get_var("group_names")
+ if "masters" in group_names:
+ use_journald = self.check_fluentd_env_var()
+
+ docker_info = self.execute_module("docker_info", {})
+ try:
+ logging_driver = docker_info["info"]["LoggingDriver"]
+ except KeyError:
+ return "Unable to determine Docker logging driver."
+
+ logging_driver = docker_info["info"]["LoggingDriver"]
+ recommended_logging_driver = "journald"
+ error = None
+
+ # If fluentd is set to use journald but Docker is not, recommend setting the `--log-driver`
+ # option as an inventory file variable, or adding the log driver value as part of the
+ # Docker configuration in /etc/docker/daemon.json. There is no global --log-driver flag that
+ # can be passed to the Docker binary; the only other recommendation that can be made, would be
+ # to pass the `--log-driver` flag to the "run" sub-command of the `docker` binary when running
+ # individual containers.
+ if use_journald and logging_driver != "journald":
+ error = ('Your Fluentd configuration is set to aggregate Docker container logs from "journald".\n'
+ 'This differs from your Docker configuration, which has been set to use "{driver}" '
+ 'as the default method of storing logs.\n'
+ 'This discrepancy in configuration will prevent Fluentd from receiving any logs'
+ 'from your Docker containers.').format(driver=logging_driver)
+ elif not use_journald and logging_driver != "json-file":
+ recommended_logging_driver = "json-file"
+ error = ('Your Fluentd configuration is set to aggregate Docker container logs from '
+ 'individual json log files per container.\n '
+ 'This differs from your Docker configuration, which has been set to use '
+ '"{driver}" as the default method of storing logs.\n'
+ 'This discrepancy in configuration will prevent Fluentd from receiving any logs'
+ 'from your Docker containers.').format(driver=logging_driver)
+
+ if error:
+ error += ('\nTo resolve this issue, add the following variable to your Ansible inventory file:\n\n'
+ ' openshift_docker_options="--log-driver={driver}"\n\n'
+ 'Alternatively, you can add the following option to your Docker configuration, located in'
+ '"/etc/docker/daemon.json":\n\n'
+ '{{ "log-driver": "{driver}" }}\n\n'
+ 'See https://docs.docker.com/engine/admin/logging/json-file '
+ 'for more information.').format(driver=recommended_logging_driver)
+
+ return error
+
+ def check_fluentd_env_var(self):
+ """Read and return the value of the 'USE_JOURNAL' environment variable on a fluentd pod."""
+ running_pods = self.running_fluentd_pods()
+
+ try:
+ pod_containers = running_pods[0]["spec"]["containers"]
+ except KeyError:
+ return "Unable to detect running containers on selected Fluentd pod."
+
+ if not pod_containers:
+ msg = ('There are no running containers on selected Fluentd pod "{}".\n'
+ 'Unable to calculate expected logging driver.').format(running_pods[0]["metadata"].get("name", ""))
+ raise OpenShiftCheckException(msg)
+
+ pod_env = pod_containers[0].get("env")
+ if not pod_env:
+ msg = ('There are no environment variables set on the Fluentd container "{}".\n'
+ 'Unable to calculate expected logging driver.').format(pod_containers[0].get("name"))
+ raise OpenShiftCheckException(msg)
+
+ for env in pod_env:
+ if env["name"] == "USE_JOURNAL":
+ return env.get("value", "false") != "false"
+
+ return False
+
+ def running_fluentd_pods(self):
+ """Return a list of running fluentd pods."""
+ fluentd_pods, error = self.get_pods_for_component(
+ self.logging_namespace,
+ "fluentd",
+ )
+ if error:
+ msg = 'Unable to retrieve any pods for the "fluentd" logging component: {}'.format(error)
+ raise OpenShiftCheckException(msg)
+
+ running_fluentd_pods = [pod for pod in fluentd_pods if pod['status']['phase'] == 'Running']
+ if not running_fluentd_pods:
+ msg = ('No Fluentd pods were found to be in the "Running" state. '
+ 'At least one Fluentd pod is required in order to perform this check.')
+
+ raise OpenShiftCheckException(msg)
+
+ return running_fluentd_pods
diff --git a/roles/openshift_health_checker/openshift_checks/logging/kibana.py b/roles/openshift_health_checker/openshift_checks/logging/kibana.py
index 60f94e106..efb14ab42 100644
--- a/roles/openshift_health_checker/openshift_checks/logging/kibana.py
+++ b/roles/openshift_health_checker/openshift_checks/logging/kibana.py
@@ -21,13 +21,11 @@ class Kibana(LoggingCheck):
name = "kibana"
tags = ["health", "logging"]
- logging_namespace = None
-
def run(self):
"""Check various things and gather errors. Returns: result as hash"""
self.logging_namespace = self.get_var("openshift_logging_namespace", default="logging")
- kibana_pods, error = super(Kibana, self).get_pods_for_component(
+ kibana_pods, error = self.get_pods_for_component(
self.logging_namespace,
"kibana",
)
@@ -40,7 +38,6 @@ class Kibana(LoggingCheck):
if check_error:
msg = ("The following Kibana deployment issue was found:"
- "\n-------\n"
"{}".format(check_error))
return {"failed": True, "changed": False, "msg": msg}
@@ -118,7 +115,11 @@ class Kibana(LoggingCheck):
"""
# Get logging url
- get_route = self._exec_oc("get route logging-kibana -o json", [])
+ get_route = self.exec_oc(
+ self.logging_namespace,
+ "get route logging-kibana -o json",
+ [],
+ )
if not get_route:
return None, 'no_route_exists'
@@ -217,10 +218,3 @@ class Kibana(LoggingCheck):
).format(error=error)
return error
return None
-
- def _exec_oc(self, cmd_str, extra_args):
- return super(Kibana, self).exec_oc(
- self.logging_namespace,
- cmd_str,
- extra_args,
- )
diff --git a/roles/openshift_health_checker/openshift_checks/ovs_version.py b/roles/openshift_health_checker/openshift_checks/ovs_version.py
index cd6ebd493..d5e55bc25 100644
--- a/roles/openshift_health_checker/openshift_checks/ovs_version.py
+++ b/roles/openshift_health_checker/openshift_checks/ovs_version.py
@@ -21,12 +21,6 @@ class OvsVersion(NotContainerizedMixin, OpenShiftCheck):
"3.4": "2.4",
}
- # map major release versions across releases
- # to a common major version
- openshift_major_release_version = {
- "1": "3",
- }
-
def is_active(self):
"""Skip hosts that do not have package requirements."""
group_names = self.get_var("group_names", default=[])
@@ -46,32 +40,15 @@ class OvsVersion(NotContainerizedMixin, OpenShiftCheck):
def get_required_ovs_version(self):
"""Return the correct Open vSwitch version for the current OpenShift version"""
- openshift_version = self._get_openshift_version()
+ openshift_version_tuple = self.get_major_minor_version(self.get_var("openshift_image_tag"))
- if float(openshift_version) < 3.5:
+ if openshift_version_tuple < (3, 5):
return self.openshift_to_ovs_version["3.4"]
- ovs_version = self.openshift_to_ovs_version.get(str(openshift_version))
+ openshift_version = ".".join(str(x) for x in openshift_version_tuple)
+ ovs_version = self.openshift_to_ovs_version.get(openshift_version)
if ovs_version:
- return self.openshift_to_ovs_version[str(openshift_version)]
+ return self.openshift_to_ovs_version[openshift_version]
msg = "There is no recommended version of Open vSwitch for the current version of OpenShift: {}"
raise OpenShiftCheckException(msg.format(openshift_version))
-
- def _get_openshift_version(self):
- openshift_version = self.get_var("openshift_image_tag")
- if openshift_version and openshift_version[0] == 'v':
- openshift_version = openshift_version[1:]
-
- return self._parse_version(openshift_version)
-
- def _parse_version(self, version):
- components = version.split(".")
- if not components or len(components) < 2:
- msg = "An invalid version of OpenShift was found for this host: {}"
- raise OpenShiftCheckException(msg.format(version))
-
- if components[0] in self.openshift_major_release_version:
- components[0] = self.openshift_major_release_version[components[0]]
-
- return '.'.join(components[:2])
diff --git a/roles/openshift_health_checker/test/elasticsearch_test.py b/roles/openshift_health_checker/test/elasticsearch_test.py
index 9edfc17c7..67408609a 100644
--- a/roles/openshift_health_checker/test/elasticsearch_test.py
+++ b/roles/openshift_health_checker/test/elasticsearch_test.py
@@ -6,14 +6,6 @@ from openshift_checks.logging.elasticsearch import Elasticsearch
task_vars_config_base = dict(openshift=dict(common=dict(config_base='/etc/origin')))
-def canned_elasticsearch(task_vars=None, exec_oc=None):
- """Create an Elasticsearch check object with canned exec_oc method"""
- check = Elasticsearch("dummy", task_vars or {}) # 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
@@ -50,10 +42,10 @@ split_es_pod = {
def test_check_elasticsearch():
- assert 'No logging Elasticsearch pods' in canned_elasticsearch().check_elasticsearch([])
+ assert 'No logging Elasticsearch pods' in Elasticsearch().check_elasticsearch([])
# canned oc responses to match so all the checks pass
- def _exec_oc(cmd, args):
+ def _exec_oc(ns, cmd, args):
if '_cat/master' in cmd:
return 'name logging-es'
elif '/_nodes' in cmd:
@@ -65,7 +57,9 @@ def test_check_elasticsearch():
else:
raise Exception(cmd)
- assert not canned_elasticsearch({}, _exec_oc).check_elasticsearch([plain_es_pod])
+ check = Elasticsearch(None, {})
+ check.exec_oc = _exec_oc
+ assert not check.check_elasticsearch([plain_es_pod])
def pods_by_name(pods):
@@ -88,8 +82,8 @@ def pods_by_name(pods):
])
def test_check_elasticsearch_masters(pods, expect_error):
test_pods = list(pods)
- check = canned_elasticsearch(task_vars_config_base, lambda cmd, args: test_pods.pop(0)['_test_master_name_str'])
-
+ check = Elasticsearch(None, task_vars_config_base)
+ check.execute_module = lambda cmd, args: {'result': test_pods.pop(0)['_test_master_name_str']}
errors = check._check_elasticsearch_masters(pods_by_name(pods))
assert_error(''.join(errors), expect_error)
@@ -124,7 +118,8 @@ es_node_list = {
),
])
def test_check_elasticsearch_node_list(pods, node_list, expect_error):
- check = canned_elasticsearch(task_vars_config_base, lambda cmd, args: json.dumps(node_list))
+ check = Elasticsearch(None, task_vars_config_base)
+ check.execute_module = lambda cmd, args: {'result': json.dumps(node_list)}
errors = check._check_elasticsearch_node_list(pods_by_name(pods))
assert_error(''.join(errors), expect_error)
@@ -149,7 +144,8 @@ def test_check_elasticsearch_node_list(pods, node_list, expect_error):
])
def test_check_elasticsearch_cluster_health(pods, health_data, expect_error):
test_health_data = list(health_data)
- check = canned_elasticsearch(task_vars_config_base, lambda cmd, args: json.dumps(test_health_data.pop(0)))
+ check = Elasticsearch(None, task_vars_config_base)
+ check.execute_module = lambda cmd, args: {'result': json.dumps(test_health_data.pop(0))}
errors = check._check_es_cluster_health(pods_by_name(pods))
assert_error(''.join(errors), expect_error)
@@ -174,7 +170,8 @@ def test_check_elasticsearch_cluster_health(pods, health_data, expect_error):
),
])
def test_check_elasticsearch_diskspace(disk_data, expect_error):
- check = canned_elasticsearch(task_vars_config_base, lambda cmd, args: disk_data)
+ check = Elasticsearch(None, task_vars_config_base)
+ check.execute_module = lambda cmd, args: {'result': disk_data}
errors = check._check_elasticsearch_diskspace(pods_by_name([plain_es_pod]))
assert_error(''.join(errors), expect_error)
diff --git a/roles/openshift_health_checker/test/fluentd_config_test.py b/roles/openshift_health_checker/test/fluentd_config_test.py
new file mode 100644
index 000000000..8a2d8b72b
--- /dev/null
+++ b/roles/openshift_health_checker/test/fluentd_config_test.py
@@ -0,0 +1,357 @@
+import pytest
+
+from openshift_checks.logging.fluentd_config import FluentdConfig, OpenShiftCheckException
+
+
+def canned_fluentd_pod(containers):
+ return {
+ "metadata": {
+ "labels": {"component": "fluentd", "deploymentconfig": "logging-fluentd"},
+ "name": "logging-fluentd-1",
+ },
+ "spec": {
+ "host": "node1",
+ "nodeName": "node1",
+ "containers": containers,
+ },
+ "status": {
+ "phase": "Running",
+ "containerStatuses": [{"ready": True}],
+ "conditions": [{"status": "True", "type": "Ready"}],
+ }
+ }
+
+
+fluentd_pod = {
+ "metadata": {
+ "labels": {"component": "fluentd", "deploymentconfig": "logging-fluentd"},
+ "name": "logging-fluentd-1",
+ },
+ "spec": {
+ "host": "node1",
+ "nodeName": "node1",
+ "containers": [
+ {
+ "name": "container1",
+ "env": [
+ {
+ "name": "USE_JOURNAL",
+ "value": "true",
+ }
+ ],
+ }
+ ],
+ },
+ "status": {
+ "phase": "Running",
+ "containerStatuses": [{"ready": True}],
+ "conditions": [{"status": "True", "type": "Ready"}],
+ }
+}
+
+not_running_fluentd_pod = {
+ "metadata": {
+ "labels": {"component": "fluentd", "deploymentconfig": "logging-fluentd"},
+ "name": "logging-fluentd-2",
+ },
+ "status": {
+ "phase": "Unknown",
+ "containerStatuses": [{"ready": True}, {"ready": False}],
+ "conditions": [{"status": "True", "type": "Ready"}],
+ }
+}
+
+
+@pytest.mark.parametrize('name, use_journald, logging_driver, extra_words', [
+ (
+ 'test success with use_journald=false, and docker config set to use "json-file"',
+ False,
+ "json-file",
+ [],
+ ),
+], ids=lambda argvals: argvals[0])
+def test_check_logging_config_non_master(name, use_journald, logging_driver, extra_words):
+ def execute_module(module_name, args):
+ if module_name == "docker_info":
+ return {
+ "info": {
+ "LoggingDriver": logging_driver,
+ }
+ }
+
+ return {}
+
+ task_vars = dict(
+ group_names=["nodes", "etcd"],
+ openshift_logging_fluentd_use_journal=use_journald,
+ openshift=dict(
+ common=dict(config_base=""),
+ ),
+ )
+
+ check = FluentdConfig(execute_module, task_vars)
+ check.execute_module = execute_module
+ error = check.check_logging_config()
+
+ assert error is None
+
+
+@pytest.mark.parametrize('name, use_journald, logging_driver, words', [
+ (
+ 'test failure with use_journald=false, but docker config set to use "journald"',
+ False,
+ "journald",
+ ['json log files', 'has been set to use "journald"'],
+ ),
+ (
+ 'test failure with use_journald=false, but docker config set to use an "unsupported" driver',
+ False,
+ "unsupported",
+ ["json log files", 'has been set to use "unsupported"'],
+ ),
+ (
+ 'test failure with use_journald=true, but docker config set to use "json-file"',
+ True,
+ "json-file",
+ ['logs from "journald"', 'has been set to use "json-file"'],
+ ),
+], ids=lambda argvals: argvals[0])
+def test_check_logging_config_non_master_failed(name, use_journald, logging_driver, words):
+ def execute_module(module_name, args):
+ if module_name == "docker_info":
+ return {
+ "info": {
+ "LoggingDriver": logging_driver,
+ }
+ }
+
+ return {}
+
+ task_vars = dict(
+ group_names=["nodes", "etcd"],
+ openshift_logging_fluentd_use_journal=use_journald,
+ openshift=dict(
+ common=dict(config_base=""),
+ ),
+ )
+
+ check = FluentdConfig(execute_module, task_vars)
+ check.execute_module = execute_module
+ error = check.check_logging_config()
+
+ assert error is not None
+ for word in words:
+ assert word in error
+
+
+@pytest.mark.parametrize('name, pods, logging_driver, extra_words', [
+ # use_journald returns false (not using journald), but check succeeds
+ # since docker is set to use json-file
+ (
+ 'test success with use_journald=false, and docker config set to use default driver "json-file"',
+ [canned_fluentd_pod(
+ [
+ {
+ "name": "container1",
+ "env": [{
+ "name": "USE_JOURNAL",
+ "value": "false",
+ }],
+ },
+ ]
+ )],
+ "json-file",
+ [],
+ ),
+ (
+ 'test success with USE_JOURNAL env var missing and docker config set to use default driver "json-file"',
+ [canned_fluentd_pod(
+ [
+ {
+ "name": "container1",
+ "env": [{
+ "name": "RANDOM",
+ "value": "value",
+ }],
+ },
+ ]
+ )],
+ "json-file",
+ [],
+ ),
+], ids=lambda argvals: argvals[0])
+def test_check_logging_config_master(name, pods, logging_driver, extra_words):
+ def execute_module(module_name, args):
+ if module_name == "docker_info":
+ return {
+ "info": {
+ "LoggingDriver": logging_driver,
+ }
+ }
+
+ return {}
+
+ task_vars = dict(
+ group_names=["masters"],
+ openshift=dict(
+ common=dict(config_base=""),
+ ),
+ )
+
+ def get_pods(namespace, logging_component):
+ return pods, None
+
+ check = FluentdConfig(execute_module, task_vars)
+ check.execute_module = execute_module
+ check.get_pods_for_component = get_pods
+ error = check.check_logging_config()
+
+ assert error is None
+
+
+@pytest.mark.parametrize('name, pods, logging_driver, words', [
+ (
+ 'test failure with use_journald=false, but docker config set to use "journald"',
+ [canned_fluentd_pod(
+ [
+ {
+ "name": "container1",
+ "env": [{
+ "name": "USE_JOURNAL",
+ "value": "false",
+ }],
+ },
+ ]
+ )],
+ "journald",
+ ['json log files', 'has been set to use "journald"'],
+ ),
+ (
+ 'test failure with use_journald=true, but docker config set to use "json-file"',
+ [fluentd_pod],
+ "json-file",
+ ['logs from "journald"', 'has been set to use "json-file"'],
+ ),
+ (
+ 'test failure with use_journald=false, but docker set to use an "unsupported" driver',
+ [canned_fluentd_pod(
+ [
+ {
+ "name": "container1",
+ "env": [{
+ "name": "USE_JOURNAL",
+ "value": "false",
+ }],
+ },
+ ]
+ )],
+ "unsupported",
+ ["json log files", 'has been set to use "unsupported"'],
+ ),
+ (
+ 'test failure with USE_JOURNAL env var missing and docker config set to use "journald"',
+ [canned_fluentd_pod(
+ [
+ {
+ "name": "container1",
+ "env": [{
+ "name": "RANDOM",
+ "value": "value",
+ }],
+ },
+ ]
+ )],
+ "journald",
+ ["configuration is set to", "json log files"],
+ ),
+], ids=lambda argvals: argvals[0])
+def test_check_logging_config_master_failed(name, pods, logging_driver, words):
+ def execute_module(module_name, args):
+ if module_name == "docker_info":
+ return {
+ "info": {
+ "LoggingDriver": logging_driver,
+ }
+ }
+
+ return {}
+
+ task_vars = dict(
+ group_names=["masters"],
+ openshift=dict(
+ common=dict(config_base=""),
+ ),
+ )
+
+ def get_pods(namespace, logging_component):
+ return pods, None
+
+ check = FluentdConfig(execute_module, task_vars)
+ check.execute_module = execute_module
+ check.get_pods_for_component = get_pods
+ error = check.check_logging_config()
+
+ assert error is not None
+ for word in words:
+ assert word in error
+
+
+@pytest.mark.parametrize('name, pods, response, logging_driver, extra_words', [
+ (
+ 'test OpenShiftCheckException with no running containers',
+ [canned_fluentd_pod([])],
+ {
+ "failed": True,
+ "result": "unexpected",
+ },
+ "json-file",
+ ['no running containers'],
+ ),
+ (
+ 'test OpenShiftCheckException one container and no env vars set',
+ [canned_fluentd_pod(
+ [
+ {
+ "name": "container1",
+ "env": [],
+ },
+ ]
+ )],
+ {
+ "failed": True,
+ "result": "unexpected",
+ },
+ "json-file",
+ ['no environment variables'],
+ ),
+], ids=lambda argvals: argvals[0])
+def test_check_logging_config_master_fails_on_unscheduled_deployment(name, pods, response, logging_driver, extra_words):
+ def execute_module(module_name, args):
+ if module_name == "docker_info":
+ return {
+ "info": {
+ "LoggingDriver": logging_driver,
+ }
+ }
+
+ return {}
+
+ task_vars = dict(
+ group_names=["masters"],
+ openshift=dict(
+ common=dict(config_base=""),
+ ),
+ )
+
+ def get_pods(namespace, logging_component):
+ return pods, None
+
+ check = FluentdConfig(execute_module, task_vars)
+ check.get_pods_for_component = get_pods
+
+ with pytest.raises(OpenShiftCheckException) as error:
+ check.check_logging_config()
+
+ assert error is not None
+ for word in extra_words:
+ assert word in str(error)
diff --git a/roles/openshift_health_checker/test/fluentd_test.py b/roles/openshift_health_checker/test/fluentd_test.py
index 9cee57868..a84d89cef 100644
--- a/roles/openshift_health_checker/test/fluentd_test.py
+++ b/roles/openshift_health_checker/test/fluentd_test.py
@@ -4,14 +4,6 @@ import json
from openshift_checks.logging.fluentd import Fluentd
-def canned_fluentd(exec_oc=None):
- """Create a Fluentd check object with canned exec_oc method"""
- check = Fluentd("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
@@ -103,7 +95,7 @@ fluentd_node3_unlabeled = {
),
])
def test_get_fluentd_pods(pods, nodes, expect_error):
- check = canned_fluentd(exec_oc=lambda cmd, args: json.dumps(dict(items=nodes)))
-
+ check = Fluentd()
+ check.exec_oc = lambda ns, cmd, args: json.dumps(dict(items=nodes))
error = check.check_fluentd(pods)
assert_error(error, expect_error)
diff --git a/roles/openshift_health_checker/test/kibana_test.py b/roles/openshift_health_checker/test/kibana_test.py
index 3a880d300..0bf492511 100644
--- a/roles/openshift_health_checker/test/kibana_test.py
+++ b/roles/openshift_health_checker/test/kibana_test.py
@@ -11,14 +11,6 @@ except ImportError:
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() # 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
@@ -68,7 +60,7 @@ not_running_kibana_pod = {
),
])
def test_check_kibana(pods, expect_error):
- check = canned_kibana()
+ check = Kibana()
error = check.check_kibana(pods)
assert_error(error, expect_error)
@@ -137,7 +129,8 @@ def test_check_kibana(pods, expect_error):
),
])
def test_get_kibana_url(route, expect_url, expect_error):
- check = canned_kibana(exec_oc=lambda cmd, args: json.dumps(route) if route else "")
+ check = Kibana()
+ check.exec_oc = lambda ns, cmd, args: json.dumps(route) if route else ""
url, error = check._get_kibana_url()
if expect_url:
@@ -210,7 +203,7 @@ def test_verify_url_external_failure(lib_result, expect, monkeypatch):
raise lib_result
monkeypatch.setattr(urllib2, 'urlopen', urlopen)
- check = canned_kibana()
+ check = Kibana()
check._get_kibana_url = lambda: ('url', None)
check._verify_url_internal = lambda url: None