diff options
Diffstat (limited to 'collectors/python.d.plugin/dnsdist')
| -rw-r--r-- | collectors/python.d.plugin/dnsdist/Makefile.inc | 13 | ||||
| -rw-r--r-- | collectors/python.d.plugin/dnsdist/README.md | 56 | ||||
| -rw-r--r-- | collectors/python.d.plugin/dnsdist/dnsdist.chart.py | 133 | ||||
| -rw-r--r-- | collectors/python.d.plugin/dnsdist/dnsdist.conf | 83 |
4 files changed, 285 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/dnsdist/Makefile.inc b/collectors/python.d.plugin/dnsdist/Makefile.inc new file mode 100644 index 0000000..a53f518 --- /dev/null +++ b/collectors/python.d.plugin/dnsdist/Makefile.inc @@ -0,0 +1,13 @@ +# SPDX-License-Identifier: GPL-3.0-or-later + +# THIS IS NOT A COMPLETE Makefile +# IT IS INCLUDED BY ITS PARENT'S Makefile.am +# IT IS REQUIRED TO REFERENCE ALL FILES RELATIVE TO THE PARENT + +# install these files +dist_python_DATA += dnsdist/dnsdist.chart.py +dist_pythonconfig_DATA += dnsdist/dnsdist.conf + +# do not install these files, but include them in the distribution +dist_noinst_DATA += dnsdist/README.md dnsdist/Makefile.inc + diff --git a/collectors/python.d.plugin/dnsdist/README.md b/collectors/python.d.plugin/dnsdist/README.md new file mode 100644 index 0000000..c7647a1 --- /dev/null +++ b/collectors/python.d.plugin/dnsdist/README.md @@ -0,0 +1,56 @@ +# dnsdist + +Module monitor dnsdist performance and health metrics. + +Following charts are drawn: + +1. **Response latency** + * latency-slow + * latency100-1000 + * latency50-100 + * latency10-50 + * latency1-10 + * latency0-1 + +2. **Cache performance** + * cache-hits + * cache-misses + +3. **ACL events** + * acl-drops + * rule-drop + * rule-nxdomain + * rule-refused + +4. **Noncompliant data** + * empty-queries + * no-policy + * noncompliant-queries + * noncompliant-responses + +5. **Queries** + * queries + * rdqueries + * rdqueries + +6. **Health** + * downstream-send-errors + * downstream-timeouts + * servfail-responses + * trunc-failures + +### configuration + +```yaml +localhost: + name : 'local' + url : 'http://127.0.0.1:5053/jsonstat?command=stats' + user : 'username' + pass : 'password' + header: + X-API-Key: 'dnsdist-api-key' +``` + +--- + +[]() diff --git a/collectors/python.d.plugin/dnsdist/dnsdist.chart.py b/collectors/python.d.plugin/dnsdist/dnsdist.chart.py new file mode 100644 index 0000000..d608586 --- /dev/null +++ b/collectors/python.d.plugin/dnsdist/dnsdist.chart.py @@ -0,0 +1,133 @@ +# -*- coding: utf-8 -*- +# SPDX-License-Identifier: GPL-3.0-or-later + +from json import loads + +from bases.FrameworkServices.UrlService import UrlService + + +ORDER = [ + 'queries', + 'queries_dropped', + 'packets_dropped', + 'answers', + 'backend_responses', + 'backend_commerrors', + 'backend_errors', + 'cache', + 'servercpu', + 'servermem', + 'query_latency', + 'query_latency_avg' +] + + +CHARTS = { + 'queries': { + 'options': [None, 'Client queries received', 'queries/s', 'queries', 'dnsdist.queries', 'line'], + 'lines': [ + ['queries', 'all', 'incremental'], + ['rdqueries', 'recursive', 'incremental'], + ['empty-queries', 'empty', 'incremental'] + ] + }, + 'queries_dropped': { + 'options': [None, 'Client queries dropped', 'queries/s', 'queries', 'dnsdist.queries_dropped', 'line'], + 'lines': [ + ['rule-drop', 'rule drop', 'incremental'], + ['dyn-blocked', 'dynamic block', 'incremental'], + ['no-policy', 'no policy', 'incremental'], + ['noncompliant-queries', 'non compliant', 'incremental'] + ] + }, + 'packets_dropped': { + 'options': [None, 'Packets dropped', 'packets/s', 'packets', 'dnsdist.packets_dropped', 'line'], + 'lines': [ + ['acl-drops', 'acl', 'incremental'] + ] + }, + 'answers': { + 'options': [None, 'Answers statistics', 'answers/s', 'answers', 'dnsdist.answers', 'line'], + 'lines': [ + ['self-answered', 'self answered', 'incremental'], + ['rule-nxdomain', 'nxdomain', 'incremental', -1], + ['rule-refused', 'refused', 'incremental', -1], + ['trunc-failures', 'trunc failures', 'incremental', -1] + ] + }, + 'backend_responses': { + 'options': [None, 'Backend responses', 'responses/s', 'backends', 'dnsdist.backend_responses', 'line'], + 'lines': [ + ['responses', 'responses', 'incremental'] + ] + }, + 'backend_commerrors': { + 'options': [None, 'Backend Communication Errors', 'errors/s', 'backends', 'dnsdist.backend_commerrors', 'line'], + 'lines': [ + ['downstream-send-errors', 'send errors', 'incremental'] + ] + }, + 'backend_errors': { + 'options': [None, 'Backend error responses', 'responses/s', 'backends', 'dnsdist.backend_errors', 'line'], + 'lines': [ + ['downstream-timeouts', 'timeout', 'incremental'], + ['servfail-responses', 'servfail', 'incremental'], + ['noncompliant-responses', 'non compliant', 'incremental'] + ] + }, + 'cache': { + 'options': [None, 'Cache performance', 'answers/s', 'cache', 'dnsdist.cache', 'area'], + 'lines': [ + ['cache-hits', 'hits', 'incremental'], + ['cache-misses', 'misses', 'incremental', -1] + ] + }, + 'servercpu': { + 'options': [None, 'DNSDIST server CPU utilization', 'ms/s', 'server', 'dnsdist.servercpu', 'stacked'], + 'lines': [ + ['cpu-sys-msec', 'system state', 'incremental'], + ['cpu-user-msec', 'user state', 'incremental'] + ] + }, + 'servermem': { + 'options': [None, 'DNSDIST server memory utilization', 'MiB', 'server', 'dnsdist.servermem', 'area'], + 'lines': [ + ['real-memory-usage', 'memory usage', 'absolute', 1, 1 << 20] + ] + }, + 'query_latency': { + 'options': [None, 'Query latency', 'queries/s', 'latency', 'dnsdist.query_latency', 'stacked'], + 'lines': [ + ['latency0-1', '1ms', 'incremental'], + ['latency1-10', '10ms', 'incremental'], + ['latency10-50', '50ms', 'incremental'], + ['latency50-100', '100ms', 'incremental'], + ['latency100-1000', '1sec', 'incremental'], + ['latency-slow', 'slow', 'incremental'] + ] + }, + 'query_latency_avg': { + 'options': [None, 'Average latency for the last N queries', 'ms/query', 'latency', + 'dnsdist.query_latency_avg', 'line'], + 'lines': [ + ['latency-avg100', '100', 'absolute'], + ['latency-avg1000', '1k', 'absolute'], + ['latency-avg10000', '10k', 'absolute'], + ['latency-avg1000000', '1000k', 'absolute'] + ] + } +} + + +class Service(UrlService): + def __init__(self, configuration=None, name=None): + UrlService.__init__(self, configuration=configuration, name=name) + self.order = ORDER + self.definitions = CHARTS + + def _get_data(self): + data = self._get_raw_data() + if not data: + return None + + return loads(data) diff --git a/collectors/python.d.plugin/dnsdist/dnsdist.conf b/collectors/python.d.plugin/dnsdist/dnsdist.conf new file mode 100644 index 0000000..324d65a --- /dev/null +++ b/collectors/python.d.plugin/dnsdist/dnsdist.conf @@ -0,0 +1,83 @@ +# netdata python.d.plugin configuration for dnsdist +# +# This file is in YaML format. Generally the format is: +# +# name: value +# +# There are 2 sections: +# - global variables +# - one or more JOBS +# +# JOBS allow you to collect values from multiple sources. +# Each source will have its own set of charts. +# +# JOB parameters have to be indented (using spaces only, example below). + +# ---------------------------------------------------------------------- +# Global Variables +# These variables set the defaults for all JOBs, however each JOB +# may define its own, overriding the defaults. + +# update_every sets the default data collection frequency. +# If unset, the python.d.plugin default is used. +#update_every: 1 + +# priority controls the order of charts at the netdata dashboard. +# Lower numbers move the charts towards the top of the page. +# If unset, the default for python.d.plugin is used. +# priority: 60000 + +# penalty indicates whether to apply penalty to update_every in case of failures. +# Penalty will increase every 5 failed updates in a row. Maximum penalty is 10 minutes. +# penalty: yes + +# autodetection_retry sets the job re-check interval in seconds. +# The job is not deleted if check fails. +# Attempts to start the job are made once every autodetection_retry. +# This feature is disabled by default. +#autodetection_retry: 1 + +# ---------------------------------------------------------------------- +# JOBS (data collection sources) +# +# The default JOBS share the same *name*. JOBS with the same name +# are mutually exclusive. Only one of them will be allowed running at +# any time. This allows autodetection to try several alternatives and +# pick the one that works. +# +# Any number of jobs is supported. +# +# All python.d.plugin JOBS (for all its modules) support a set of +# predefined parameters. These are: +# +# job_name: +# name: myname # the JOB's name as it will appear at the +# # dashboard (by default is the job_name) +# # JOBs sharing a name are mutually exclusive +# update_every: 1 # the JOB's data collection frequency +# priority: 60000 # the JOB's order on the dashboard +# penalty: yes # the JOB's penalty +# autodetection_retry: 0 # the JOB's re-check interval in seconds +# +# +# Additionally to the above, dnsdist also supports the following: +# +# url: 'URL' # the URL to fetch dnsdist performance statistics +# user: 'username' # username for basic auth +# pass: 'password' # password for basic auth +# header: +# X-API-Key: 'Key' # API key +# +# ---------------------------------------------------------------------- +# AUTO-DETECTION JOBS +# only one of them will run (they have the same name) + +# localhost: +# name : 'local' +# url : 'http://127.0.0.1:5053/jsonstat?command=stats' +# user : 'username' +# pass : 'password' +# header: +# X-API-Key: 'dnsdist-api-key' + + |