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Diffstat (limited to 'src/collectors/python.d.plugin/exim')
| l--------- | src/collectors/python.d.plugin/exim/README.md | 1 | ||||
| -rw-r--r-- | src/collectors/python.d.plugin/exim/exim.chart.py | 39 | ||||
| -rw-r--r-- | src/collectors/python.d.plugin/exim/exim.conf | 91 | ||||
| -rw-r--r-- | src/collectors/python.d.plugin/exim/integrations/exim.md | 181 | ||||
| -rw-r--r-- | src/collectors/python.d.plugin/exim/metadata.yaml | 132 |
5 files changed, 444 insertions, 0 deletions
diff --git a/src/collectors/python.d.plugin/exim/README.md b/src/collectors/python.d.plugin/exim/README.md new file mode 120000 index 000000000..f1f2ef9f9 --- /dev/null +++ b/src/collectors/python.d.plugin/exim/README.md @@ -0,0 +1 @@ +integrations/exim.md
\ No newline at end of file diff --git a/src/collectors/python.d.plugin/exim/exim.chart.py b/src/collectors/python.d.plugin/exim/exim.chart.py new file mode 100644 index 000000000..7238a1bea --- /dev/null +++ b/src/collectors/python.d.plugin/exim/exim.chart.py @@ -0,0 +1,39 @@ +# -*- coding: utf-8 -*- +# Description: exim netdata python.d module +# Author: Pawel Krupa (paulfantom) +# SPDX-License-Identifier: GPL-3.0-or-later + +from bases.FrameworkServices.ExecutableService import ExecutableService + +EXIM_COMMAND = 'exim -bpc' + +ORDER = [ + 'qemails', +] + +CHARTS = { + 'qemails': { + 'options': [None, 'Exim Queue Emails', 'emails', 'queue', 'exim.qemails', 'line'], + 'lines': [ + ['emails', None, 'absolute'] + ] + } +} + + +class Service(ExecutableService): + def __init__(self, configuration=None, name=None): + ExecutableService.__init__(self, configuration=configuration, name=name) + self.order = ORDER + self.definitions = CHARTS + self.command = EXIM_COMMAND + + def _get_data(self): + """ + Format data received from shell command + :return: dict + """ + try: + return {'emails': int(self._get_raw_data()[0])} + except (ValueError, AttributeError): + return None diff --git a/src/collectors/python.d.plugin/exim/exim.conf b/src/collectors/python.d.plugin/exim/exim.conf new file mode 100644 index 000000000..3b7e65922 --- /dev/null +++ b/src/collectors/python.d.plugin/exim/exim.conf @@ -0,0 +1,91 @@ +# netdata python.d.plugin configuration for exim +# +# 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. +# exim is slow, so once every 10 seconds +update_every: 10 + +# 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: 0 + +# ---------------------------------------------------------------------- +# 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, exim also supports the following: +# +# command: 'exim -bpc' # the command to run +# + +# ---------------------------------------------------------------------- +# REQUIRED exim CONFIGURATION +# +# netdata will query exim as user netdata. +# By default exim will refuse to respond. +# +# To allow querying exim as non-admin user, please set the following +# to your exim configuration: +# +# queue_list_requires_admin = false +# +# Your exim configuration should be in +# +# /etc/exim/exim4.conf +# or +# /etc/exim4/conf.d/main/000_local_options +# +# Please consult your distribution information to find the exact file. + +# ---------------------------------------------------------------------- +# AUTO-DETECTION JOBS + +local: + command: 'exim -bpc' diff --git a/src/collectors/python.d.plugin/exim/integrations/exim.md b/src/collectors/python.d.plugin/exim/integrations/exim.md new file mode 100644 index 000000000..0e77fbeb6 --- /dev/null +++ b/src/collectors/python.d.plugin/exim/integrations/exim.md @@ -0,0 +1,181 @@ +<!--startmeta +custom_edit_url: "https://github.com/netdata/netdata/edit/master/src/collectors/python.d.plugin/exim/README.md" +meta_yaml: "https://github.com/netdata/netdata/edit/master/src/collectors/python.d.plugin/exim/metadata.yaml" +sidebar_label: "Exim" +learn_status: "Published" +learn_rel_path: "Collecting Metrics/Mail Servers" +most_popular: False +message: "DO NOT EDIT THIS FILE DIRECTLY, IT IS GENERATED BY THE COLLECTOR'S metadata.yaml FILE" +endmeta--> + +# Exim + + +<img src="https://netdata.cloud/img/exim.jpg" width="150"/> + + +Plugin: python.d.plugin +Module: exim + +<img src="https://img.shields.io/badge/maintained%20by-Netdata-%2300ab44" /> + +## Overview + +This collector monitors Exim mail queue. + +It uses the `exim` command line binary to get the statistics. + +This collector is supported on all platforms. + +This collector only supports collecting metrics from a single instance of this integration. + + +### Default Behavior + +#### Auto-Detection + +Assuming setup prerequisites are met, the collector will try to gather statistics using the method described above, even without any configuration. + +#### Limits + +The default configuration for this integration does not impose any limits on data collection. + +#### Performance Impact + +The default configuration for this integration is not expected to impose a significant performance impact on the system. + + +## Metrics + +Metrics grouped by *scope*. + +The scope defines the instance that the metric belongs to. An instance is uniquely identified by a set of labels. + + + +### Per Exim instance + +These metrics refer to the entire monitored application. + +This scope has no labels. + +Metrics: + +| Metric | Dimensions | Unit | +|:------|:----------|:----| +| exim.qemails | emails | emails | + + + +## Alerts + +There are no alerts configured by default for this integration. + + +## Setup + +### Prerequisites + +#### Exim configuration - local installation + +The module uses the `exim` binary, which can only be executed as root by default. We need to allow other users to `exim` binary. We solve that adding `queue_list_requires_admin` statement in exim configuration and set to `false`, because it is `true` by default. On many Linux distributions, the default location of `exim` configuration is in `/etc/exim.conf`. + +1. Edit the `exim` configuration with your preferred editor and add: +`queue_list_requires_admin = false` +2. Restart `exim` and Netdata + + +#### Exim configuration - WHM (CPanel) server + +On a WHM server, you can reconfigure `exim` over the WHM interface with the following steps. + +1. Login to WHM +2. Navigate to Service Configuration --> Exim Configuration Manager --> tab Advanced Editor +3. Scroll down to the button **Add additional configuration setting** and click on it. +4. In the new dropdown which will appear above we need to find and choose: +`queue_list_requires_admin` and set to `false` +5. Scroll to the end and click the **Save** button. + + + +### Configuration + +#### File + +The configuration file name for this integration is `python.d/exim.conf`. + + +You can edit the configuration file using the `edit-config` script from the +Netdata [config directory](https://github.com/netdata/netdata/blob/master/docs/netdata-agent/configuration.md#the-netdata-config-directory). + +```bash +cd /etc/netdata 2>/dev/null || cd /opt/netdata/etc/netdata +sudo ./edit-config python.d/exim.conf +``` +#### Options + +There are 2 sections: + +* Global variables +* One or more JOBS that can define multiple different instances to monitor. + +The following options can be defined globally: priority, penalty, autodetection_retry, update_every, but can also be defined per JOB to override the global values. + +Additionally, the following collapsed table contains all the options that can be configured inside a JOB definition. + +Every configuration JOB starts with a `job_name` value which will appear in the dashboard, unless a `name` parameter is specified. + + +<details><summary>Config options</summary> + +| Name | Description | Default | Required | +|:----|:-----------|:-------|:--------:| +| update_every | Sets the default data collection frequency. | 5 | no | +| priority | Controls the order of charts at the netdata dashboard. | 60000 | no | +| autodetection_retry | Sets the job re-check interval in seconds. | 0 | no | +| penalty | Indicates whether to apply penalty to update_every in case of failures. | yes | no | +| name | Job name. This value will overwrite the `job_name` value. 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. | | no | +| command | Path and command to the `exim` binary | exim -bpc | no | + +</details> + +#### Examples + +##### Local exim install + +A basic local exim install + +```yaml +local: + command: 'exim -bpc' + +``` + + +## Troubleshooting + +### Debug Mode + +To troubleshoot issues with the `exim` collector, run the `python.d.plugin` with the debug option enabled. The output +should give you clues as to why the collector isn't working. + +- Navigate to the `plugins.d` directory, usually at `/usr/libexec/netdata/plugins.d/`. If that's not the case on + your system, open `netdata.conf` and look for the `plugins` setting under `[directories]`. + + ```bash + cd /usr/libexec/netdata/plugins.d/ + ``` + +- Switch to the `netdata` user. + + ```bash + sudo -u netdata -s + ``` + +- Run the `python.d.plugin` to debug the collector: + + ```bash + ./python.d.plugin exim debug trace + ``` + + diff --git a/src/collectors/python.d.plugin/exim/metadata.yaml b/src/collectors/python.d.plugin/exim/metadata.yaml new file mode 100644 index 000000000..a8be02d99 --- /dev/null +++ b/src/collectors/python.d.plugin/exim/metadata.yaml @@ -0,0 +1,132 @@ +plugin_name: python.d.plugin +modules: + - meta: + plugin_name: python.d.plugin + module_name: exim + monitored_instance: + name: Exim + link: "https://www.exim.org/" + categories: + - data-collection.mail-servers + icon_filename: "exim.jpg" + related_resources: + integrations: + list: [] + info_provided_to_referring_integrations: + description: "" + keywords: + - exim + - mail + - server + most_popular: false + overview: + data_collection: + metrics_description: "This collector monitors Exim mail queue." + method_description: "It uses the `exim` command line binary to get the statistics." + supported_platforms: + include: [] + exclude: [] + multi_instance: false + additional_permissions: + description: "" + default_behavior: + auto_detection: + description: "Assuming setup prerequisites are met, the collector will try to gather statistics using the method described above, even without any configuration." + limits: + description: "" + performance_impact: + description: "" + setup: + prerequisites: + list: + - title: "Exim configuration - local installation" + description: | + The module uses the `exim` binary, which can only be executed as root by default. We need to allow other users to `exim` binary. We solve that adding `queue_list_requires_admin` statement in exim configuration and set to `false`, because it is `true` by default. On many Linux distributions, the default location of `exim` configuration is in `/etc/exim.conf`. + + 1. Edit the `exim` configuration with your preferred editor and add: + `queue_list_requires_admin = false` + 2. Restart `exim` and Netdata + - title: "Exim configuration - WHM (CPanel) server" + description: | + On a WHM server, you can reconfigure `exim` over the WHM interface with the following steps. + + 1. Login to WHM + 2. Navigate to Service Configuration --> Exim Configuration Manager --> tab Advanced Editor + 3. Scroll down to the button **Add additional configuration setting** and click on it. + 4. In the new dropdown which will appear above we need to find and choose: + `queue_list_requires_admin` and set to `false` + 5. Scroll to the end and click the **Save** button. + configuration: + file: + name: python.d/exim.conf + options: + description: | + There are 2 sections: + + * Global variables + * One or more JOBS that can define multiple different instances to monitor. + + The following options can be defined globally: priority, penalty, autodetection_retry, update_every, but can also be defined per JOB to override the global values. + + Additionally, the following collapsed table contains all the options that can be configured inside a JOB definition. + + Every configuration JOB starts with a `job_name` value which will appear in the dashboard, unless a `name` parameter is specified. + folding: + title: "Config options" + enabled: true + list: + - name: update_every + description: Sets the default data collection frequency. + default_value: 5 + required: false + - name: priority + description: Controls the order of charts at the netdata dashboard. + default_value: 60000 + required: false + - name: autodetection_retry + description: Sets the job re-check interval in seconds. + default_value: 0 + required: false + - name: penalty + description: Indicates whether to apply penalty to update_every in case of failures. + default_value: yes + required: false + - name: name + description: Job name. This value will overwrite the `job_name` value. 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. + default_value: "" + required: false + - name: command + description: Path and command to the `exim` binary + default_value: "exim -bpc" + required: false + examples: + folding: + enabled: false + title: "Config" + list: + - name: Local exim install + description: A basic local exim install + config: | + local: + command: 'exim -bpc' + troubleshooting: + problems: + list: [] + alerts: [] + metrics: + folding: + title: Metrics + enabled: false + description: "" + availability: [] + scopes: + - name: global + description: "These metrics refer to the entire monitored application." + labels: [] + metrics: + - name: exim.qemails + description: Exim Queue Emails + unit: "emails" + chart_type: line + dimensions: + - name: emails |