Initial version

Signed-off-by: Knut Ahlers <knut@ahlers.me>

README.md

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+# Luzifer-Ansible / netdata
+
+This role installs a systemd service running [netdata](https://github.com/firehol/netdata) using Docker and my [Docker image](https://quay.io/luzifer/netdata) for it.
+
+## Usage
+
+```yaml
+roles:
+  - role: netdata
+    config:
+      PUSHOVER_APP_TOKEN: 'mytoken'
+      DEFAULT_RECIPIENT_PUSHOVER: 'myuser'
+```
+
+(For configuration values see the [original repositories](https://github.com/luzifer-docker/netdata) README file!)

defaults/main.yml

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+---
+
+config: {}
+hostname: '{{ ansible_hostname }}'
+version: latest

meta/main.yml

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+---
+galaxy_info:
+  author: Knut Ahlers
+  description: Install netdata using Docker container on host
+  # If the issue tracker for your role is not on github, uncomment the
+  # next line and provide a value
+  # issue_tracker_url: http://example.com/issue/tracker
+  # Some suggested licenses:
+  # - BSD (default)
+  # - MIT
+  # - GPLv2
+  # - GPLv3
+  # - Apache
+  # - CC-BY
+  license: Apache
+  min_ansible_version: 2.3
+  #
+  # Below are all platforms currently available. Just uncomment
+  # the ones that apply to your role. If you don't see your
+  # platform on this list, let us know and we'll get it added!
+  #
+  platforms:
+  #- name: EL
+  #  versions:
+  #  - all
+  #  - 5
+  #  - 6
+  #  - 7
+  #- name: GenericUNIX
+  #  versions:
+  #  - all
+  #  - any
+  #- name: Fedora
+  #  versions:
+  #  - all
+  #  - 16
+  #  - 17
+  #  - 18
+  #  - 19
+  #  - 20
+  #  - 21
+  #  - 22
+  #- name: SmartOS
+  #  versions:
+  #  - all
+  #  - any
+  #- name: opensuse
+  #  versions:
+  #  - all
+  #  - 12.1
+  #  - 12.2
+  #  - 12.3
+  #  - 13.1
+  #  - 13.2
+  #- name: Amazon
+  #  versions:
+  #  - all
+  #  - 2013.03
+  #  - 2013.09
+  #- name: GenericBSD
+  #  versions:
+  #  - all
+  #  - any
+  #- name: FreeBSD
+  #  versions:
+  #  - all
+  #  - 8.0
+  #  - 8.1
+  #  - 8.2
+  #  - 8.3
+  #  - 8.4
+  #  - 9.0
+  #  - 9.1
+  #  - 9.1
+  #  - 9.2
+  - name: Ubuntu
+    versions:
+  #  - all
+  #  - lucid
+  #  - maverick
+  #  - natty
+  #  - oneiric
+  #  - precise
+  #  - quantal
+  #  - raring
+  #  - saucy
+  #  - trusty
+  #  - utopic
+  #  - vivid
+      - xenial
+  #- name: SLES
+  #  versions:
+  #  - all
+  #  - 10SP3
+  #  - 10SP4
+  #  - 11
+  #  - 11SP1
+  #  - 11SP2
+  #  - 11SP3
+  #- name: GenericLinux
+  #  versions:
+  #  - all
+  #  - any
+  #- name: Debian
+  #  versions:
+  #  - all
+  #  - etch
+  #  - jessie
+  #  - lenny
+  #  - squeeze
+  #  - wheezy
+  #
+  # Below are all categories currently available. Just as with
+  # the platforms above, uncomment those that apply to your role.
+  #
+  categories:
+  #- cloud
+  #- cloud:ec2
+  #- cloud:gce
+  #- cloud:rax
+  #- clustering
+  #- database
+  #- database:nosql
+  #- database:sql
+  #- development
+  #- monitoring
+  #- networking
+  #- packaging
+  - system
+  #- web
+dependencies: []
+  # List your role dependencies here, one per line.
+  # Be sure to remove the '[]' above if you add dependencies
+  # to this list.

tasks/main.yml

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+---
+
+- name: Ensure directories required
+  file:
+    dest: '{{ item }}'
+    state: directory
+  with_items:
+    - /etc/netdata
+    - /etc/netdata/conf.d
+    - /etc/netdata/charts.d
+    - /etc/netdata/node.d
+    - /etc/netdata/plugins.d
+    - /etc/netdata/python.d
+
+- name: Set system hostname as netdata hostname
+  copy:
+    dest: /etc/netdata/conf.d/netdata.conf
+    content: |
+      # {{ ansible_managed }}
+
+      [global]
+        hostname = {{ hostname }}
+  register: netdata_conf
+
+- name: Set environment variables
+  template:
+    dest: /etc/netdata/environment
+    src: environment.j2
+  register: configuration
+
+- name: Install netdata systemctl service
+  copy:
+    dest: /etc/systemd/system/netdata.service
+    content: |
+      # {{ ansible_managed }}
+
+      [Unit]
+      Description=Netdata metrics daemon
+      After=docker.service
+      Requires=docker.service
+
+      [Service]
+      RemainAfterExit=yes
+
+      EnvironmentFile=-/etc/netdata/environment
+
+      ExecStartPre=/usr/bin/docker pull quay.io/luzifer/netdata
+      ExecStartPre=-/usr/bin/docker rm -f netdata
+
+      ExecStart=/usr/bin/docker run -d --cap-add SYS_PTRACE \
+                                    -v /proc:/host/proc:ro \
+                                    -v /sys:/host/sys:ro \
+                                    -v /etc/netdata:/override:ro \
+                                    -v /var/run/docker.sock:/var/run/docker.sock \
+                                    -p 19999:19999 \
+                                    --name=netdata \
+                                    quay.io/luzifer/netdata:{{ version }}
+
+      ExecReload=/usr/bin/docker restart netdata
+
+      ExecStop=/usr/bin/docker stop netdata
+
+      [Install]
+      WantedBy=multi-user.target
+  register: service
+
+- name: Activate netdata service
+  systemd:
+    daemon_reload: yes
+    enabled: yes
+    name: netdata.service
+    state: restarted
+  when: service.changed
+
+- name: Reload configuration when required
+  systemd:
+    name: netdata.service
+    state: reloaded
+  when: configuration.changed or netdata_conf.changed

templates/environment.j2

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+# {{ ansible_managed }}
+
+{% for k,v in config.items() %}
+{{k}}={{v}}
+{% endfor %}