#3 Refactor this role to use bitsensors elastalert docker implementation

defaults/main.yml

 ---
 
+elastalert_version: 3.0.0-beta.0
 elastalert_defaults:
   drupal:
     syslog:

handlers/main.yml

 ---
 # file: roles/elastalert/handlers/main.yml
 
-- name: ElastAlert installation
-  shell: '{{ item }}'
-  args:
-    chdir: /opt/elastalert
-  with_items:
-    - python setup.py install
-    - /usr/local/bin/elastalert-create-index --host "localhost" --port "9200" --no-auth --index "elastalert_status" --old-index ""
-
-- name: Add ElastAlert to Boot-List
-  systemd:
+- name: Re-create the elastalert container
+  docker_container:
     name: elastalert
+    image: bitsensor/elastalert:{{ elastalert_version }}
     state: started
-    daemon_reload: yes
-    enabled: yes
-
-- name: Restart ElastAlert
-  service:
-    name: elastalert
-    state: restarted
+    recreate: yes
+    restart_policy: always
+    network_mode: host
+    volumes:
+      - /opt/elastalert/config/elastalert.yaml:/opt/elastalert/config.yaml
+      - /opt/elastalert/config/elastalert-test.yaml:/opt/elastalert/config-test.yaml
+      - /opt/elastalert/config/config.json:/opt/elastalert-server/config/config.json
+      - /opt/elastalert/rules:/opt/elastalert/rules
+      - /opt/elastalert/rule_templates:/opt/elastalert/rule_templates

meta/main.yml

 ---
 
 dependencies:
-  - { role: elasticsearch }
+  - role: elasticsearch

tasks/install.yml

@@ -4,56 +4,15 @@
 - name: Clone ElastAlert
   git:
     accept_hostkey: yes
-    repo: 'https://github.com/Yelp/elastalert.git'
+    repo: 'https://github.com/bitsensor/elastalert.git'
     dest: /opt/elastalert
     force: yes
-    version: master
-  notify:
-    - ElastAlert installation
-    - Add ElastAlert to Boot-List
-    - Restart ElastAlert
-
-- name: Start Script
-  template:
-    src: etc_init_d_elastalert
-    dest: /etc/init.d/elastalert
-    owner: root
-    group: root
-    mode: 0755
-
-- name: Install PIP Components
-  pip:
-    name: '{{ packages }}'
-    state: latest
-  vars:
-    packages:
-      - pip
-      - setuptools
-      - six
-  notify:
-    - Restart ElastAlert
-
-- name: Install PIP Requirements
-  pip:
-    requirements: /opt/elastalert/requirements.txt
-    state: latest
-  notify:
-    - Restart ElastAlert
-
-- name: Ensure Rules Directory
-  file:
-    path: /opt/elastalert/my_rules
-    state: directory
-    owner: root
-    group: root
-    mode: 0755
+    version: '{{ elastalert_version }}'
 
-- name: Configuration
-  template:
-    src: config.yaml
-    dest: /opt/elastalert/config.yaml
-    owner: root
-    group: root
-    mode: 0644
+- name: Pull docker image
+  docker_image:
+    name: bitsensor/elastalert:{{ elastalert_version }}
+    source: pull
+    force_source: yes
   notify:
-    - Restart ElastAlert
+    - Re-create the elastalert container

tasks/main.yml

@@ -23,5 +23,4 @@
       loop_control:
         loop_var: drupal_host
 
-  # when: not excluded_roles or "elastalert" not in excluded_roles
-  when: no
+  when: not excluded_roles or "elastalert" not in excluded_roles

tasks/rules.drupal.yml

@@ -9,7 +9,7 @@
     - name: Rule for Drupal
       template:
         src: '{{ filename }}.yaml'
-        dest: /opt/elastalert/my_rules/{{ filename }}.{{ item.1.domain }}.yaml
+        dest: /opt/elastalert/rules/{{ filename }}.{{ item.1.domain }}.yaml
         owner: root
         group: root
         mode: 0644

tasks/rules.yml

@@ -4,7 +4,7 @@
 - name: Rules
   template:
     src: rule.yaml
-    dest: /opt/elastalert/my_rules/{{ item.key }}.yaml
+    dest: /opt/elastalert/rules/{{ item.key }}.yaml
     owner: root
     group: root
     mode: 0644

templates/etc_init_d_elastalert

-#!/bin/sh
-
-### BEGIN INIT INFO
-# Provides: elastalert
-# Short-Description: Start and stop ElastAlert
-# Description: ElastAlert
-# Required-Start: $remote_fs
-# Required-Stop: $remote_fs
-# Default-Start: 2 3 4 5
-# Default-Stop: 0 1 6
-### END INIT INFO
-
-export HOME=/root
-
-# Action to take
-case "$1" in
-    start)
-        echo "Starting ElastAlert ..."
-        cd /opt/elastalert
-        /usr/local/bin/elastalert &
-        ;;
-    stop)
-        echo "Stoping ElastAlert ..."
-        kill `pidof /usr/bin/python /usr/local/bin/elastalert` && echo "ElastAlert stopped"
-        ;;
-    restart)
-        $0 stop
-        $0 start
-        ;;
-    *)
-        echo "Usage: service elastalert {start|stop|restart}"
-        exit 1
-        ;;
-esac
-
-exit 0