Merge pull request #68 from dj-wasabi/add-windows

Added Windows as OS

README.md

@@ -14,8 +14,20 @@ Design goals are to have a minimal memory footprint with a plugin system so that
 
 ## Requirements
 
+### Operating systems
+This role will work on the following operating systems:
 
-No requirements. (Yes, an Influxdb server somewhere on the network will help though ;-) )
+ * Red Hat
+ * Debian
+ * Ubuntu
+ * Windows (Best effort)
+
+So, you'll need one of those operating systems.. :-)
+Please sent Pull Requests or suggestions when you want to use this role for other Operating systems.
+
+### InfluxDB
+
+You'll need an InfluxDB instance running somewhere on your network.
 
 ## Upgrade
 ### 0.7.0
@@ -26,6 +38,8 @@ There was an issue:
 
 ## Role Variables
 
+### Overall variables
+
 The following parameters can be set for the Telegraf agent:
 
 * `telegraf_agent_version`: The version of Telegraf to install. Default: `1.9.0`
@@ -70,6 +84,18 @@ The config will be printed line by line into the configuration, so you could als
 
 and it will be printed in the configuration file.
 
+## Windows specific Variables
+
+**NOTE**
+
+_Supporting Windows is an best effort (I don't have the possibility to either test/verify changes on the various amount of available Windows instances). PR's specific to Windows will almost immediately be merged, unless some one is able to provide a Windows test mechanism via Travis for Pull Requests._
+
+* `telegraf_win_install_dir`: The directory where Telegraf will be installed.
+* `telegraf_win_logfile`: The location to the logfile of Telegraf.
+* `telegraf_win_include`: The directory that will contain all plugin configuration.
+
+## Extra information
+
 There are two properties which are similar, but are used differently. Those are:
 
 * `telegraf_plugins_default`

defaults/main.yml

@@ -54,3 +54,11 @@ telegraf_plugins_extra_exclusive: False
 
 # RedHat specific settings for convenience
 telegraf_redhat_releasever: "$releasever"
+
+telegraf_win_install_dir: 'C:\Telegraf'
+telegraf_win_logfile: 'C:\\Telegraf\\telegraf.log'
+telegraf_win_include: 'C:\Telegraf\telegraf_agent.d\'
+telegraf_win_service_args:
+  - -service install
+  - -config {{ telegraf_win_install_dir }}\telegraf\telegraf.conf
+  - --config-directory {{ telegraf_win_include }}

handlers/main.yml

@@ -7,3 +7,9 @@
     state: restarted
     enabled: yes
   become: yes
+
+- name: "Restart Windows Telegraf"
+  win_service:
+    name: Telegraf
+    start_mode: auto
+    state: restarted

meta/main.yml

@@ -15,6 +15,9 @@ galaxy_info:
     - name: Debian
       versions:
         - all
+    - name: Windows
+      versions:
+        - all
   galaxy_tags:
     - monitoring
 

molecule/default/molecule.yml

@@ -64,20 +64,6 @@ provisioner:
               - name_override = "percpu_usage"
               - fielddrop = ["cpu_time*"]
 
-        telegraf_plugins_default:
-          - plugin: cpu
-            config:
-              - percpu = true
-          - plugin: disk
-          - plugin: io
-          - plugin: mem
-          - plugin: net
-          - plugin: system
-          - plugin: swap
-          - plugin: netstat
-          - plugin: processes
-          - plugin: kernel
-
 scenario:
   name: default
 verifier:

tasks/configure_windows.yml

@@ -0,0 +1,78 @@
+---
+
+- name: "Windows | Create directory structure"
+  win_file:
+    path: "{{ item }}"
+    state: directory
+  with_items:
+    - "{{ telegraf_win_install_dir }}"
+    - "{{ telegraf_win_include }}"
+
+- name: "Windows | Check if file is already downloaded"
+  win_stat:
+    path: '{{ telegraf_win_install_dir }}\telegraf-{{ telegraf_agent_version }}_windows_amd64.zip'
+  register: file_info
+
+- name: "Windows | Download Telegraf Agent Zip file"
+  win_get_url:
+    url: https://dl.influxdata.com/telegraf/releases/telegraf-{{ telegraf_agent_version }}_windows_amd64.zip
+    dest: '{{ telegraf_win_install_dir }}\telegraf-{{ telegraf_agent_version }}_windows_amd64.zip'
+  when:
+    - not file_info.stat.exists
+
+- name: "Windows | Unzip file"
+  win_unzip:
+    src: '{{ telegraf_win_install_dir }}\telegraf-{{ telegraf_agent_version }}_windows_amd64.zip'
+    dest: "{{ telegraf_win_install_dir }}"
+    creates: '{{ telegraf_win_install_dir }}\telegraf\telegraf.exe'
+
+- name: "Windows | Configure Telegraf"
+  win_template:
+    src: telegraf.conf.j2
+    dest: '{{ telegraf_win_install_dir }}\telegraf\telegraf.conf'
+  notify: "Restart Windows Telegraf"
+
+- name: "Windows | Copy telegraf extra plugins"
+  win_template:
+    src: "telegraf-extra-plugin.conf.j2"
+    dest: "/etc/telegraf/telegraf.d/{{ item.key }}.conf"
+  with_dict: "{{ telegraf_plugins_extra }}"
+  loop_control:
+    label: "{{ item.key }}"
+  when:
+    - telegraf_plugins_extra is defined
+    - telegraf_plugins_extra is iterable
+    - item.value.state|default('present') != 'absent'
+  notify: "Restart Windows Telegraf"
+
+- name: "Windows | Remove telegraf extra plugins"
+  win_file:
+    path: "/etc/telegraf/telegraf.d/{{ item.key }}.conf"
+    state: absent
+  with_dict: "{{ telegraf_plugins_extra }}"
+  loop_control:
+    label: "{{ item.key }}"
+  when:
+    - telegraf_plugins_extra is defined
+    - telegraf_plugins_extra is iterable
+    - item.value.state|default('present') == 'absent'
+  notify: "Restart Windows Telegraf"
+
+- name: "Windows | Register Service"
+  win_command: '{{ telegraf_win_install_dir }}\telegraf\telegraf.exe {{ telegraf_win_service_args | join(" ") }}'
+  register: telegraf_windows_install
+  args:
+    creates: '{{ telegraf_win_install_dir }}\.installed'
+
+- name: "Windows | Create done file so it won't register itself again"
+  win_file:
+    path: '{{ telegraf_win_install_dir }}\.installed'
+    state: touch
+  when:
+    - telegraf_windows_install is changed
+
+- name: "Windows | Set service startup mode to auto and ensure it is started"
+  win_service:
+    name: Telegraf
+    start_mode: auto
+    state: started

tasks/main.yml

@@ -3,14 +3,23 @@
 
 - name: "Install the correct repository"
   include_tasks: "RedHat.yml"
-  when: ansible_os_family == "RedHat"
+  when:
+    - ansible_os_family == "RedHat"
 
 - name: "Install the correct repository"
   include_tasks: "Debian.yml"
-  when: ansible_os_family == "Debian"
+  when:
+    - ansible_os_family == "Debian"
   tags:
     - telegraf
     - packages
 
 - name: "Configure telegraf"
-  include_tasks: "configure.yml"
+  include_tasks: "configure_linux.yml"
+  when:
+    - ansible_os_family != "Windows"
+
+- name: "Install / Configure telegraf on Windows"
+  include_tasks: "configure_windows.yml"
+  when:
+    - ansible_os_family == "Windows"

templates/telegraf.conf.j2

@@ -28,7 +28,11 @@
     quiet = {{ telegraf_agent_quiet | lower }}
 {% endif %}
 {% if telegraf_agent_version is version_compare('1.1', '>=') %}
+{% if ansible_os_family == "Windows" %}
+    logfile = "{{ telegraf_win_logfile }}"
+{% else %}
     logfile = "{{ telegraf_agent_logfile }}"
+{% endif %}
     omit_hostname = {{ telegraf_agent_omit_hostname | lower }}
 {% endif %}