Simpler restart handling + issue-test for recreation of problems

tasks/elasticsearch-Debian.yml

@@ -28,6 +28,7 @@
   apt: name=elasticsearch{% if es_version is defined and es_version != "" %}={{ es_version }}{% endif %} state=present force={{force_install}} allow_unauthenticated={{ 'no' if es_apt_key else 'yes' }} cache_valid_time=86400
   when: es_use_repository
   register: debian_elasticsearch_install_from_repo
+  notify: restart elasticsearch
 
 - name: Debian - Download elasticsearch from url
   get_url: url={% if es_custom_package_url is defined %}{{ es_custom_package_url }}{% else %}{{ es_package_url }}-{{ es_version }}.deb{% endif %} dest=/tmp/elasticsearch-{{ es_version }}.deb validate_certs=no
@@ -37,3 +38,4 @@
   apt: deb=/tmp/elasticsearch-{{ es_version }}.deb
   when: not es_use_repository
   register: elasticsearch_install_from_package
+  notify: restart elasticsearch

tasks/elasticsearch-RedHat.yml

@@ -15,6 +15,7 @@
   yum: name=elasticsearch{% if es_version is defined and es_version != ""  %}-{{ es_version }}{% endif %} state=present update_cache=yes
   when: es_use_repository
   register: redhat_elasticsearch_install_from_repo
+  notify: restart elasticsearch
   until: '"failed" not in redhat_elasticsearch_install_from_repo'
   retries: 5
   delay: 10
@@ -23,3 +24,4 @@
   yum: name={% if es_custom_package_url is defined %}{{ es_custom_package_url }}{% else %}{{ es_package_url }}-{{ es_version }}.noarch.rpm{% endif %} state=present
   when: not es_use_repository
   register: elasticsearch_install_from_package
+  notify: restart elasticsearch

tasks/elasticsearch-config.yml

@@ -18,7 +18,7 @@
 #Copy the config template
 - name: Copy Configuration File
   template: src=elasticsearch.yml.j2 dest={{conf_dir}}/elasticsearch.yml owner={{ es_user }} group={{ es_group }} mode=0644 force=yes
-  register: config_updated
+  register: system_change
   notify: restart elasticsearch
 
 #Copy the instance specific default file

tasks/elasticsearch-optional-user.yml

@@ -1,6 +1,8 @@
 ---
 #Add the elasticsearch user before installing from packages.
 - name: Ensure optional elasticsearch group is created with the correct id.
+  #Restart if these change
+  notify: restart elasticsearch
   group:
     state: present
     name: "{{ es_group }}"
@@ -8,6 +10,8 @@
     gid: "{{ es_group_id }}"
 
 - name: Ensure optional elasticsearch user is created with the correct id.
+  #Restart if these change
+  notify: restart elasticsearch
   user:
     state: present
     name: "{{ es_user }}"