Gracefully remove default elasticsearch package when upgrading to the

oss version

tasks/elasticsearch-Debian.yml

@@ -25,6 +25,31 @@
     - { repo: "{{ es_apt_url }}", state: "present" }
   when: es_use_repository
 
+
+- name: Gracefully stop and remove elasticsearch if we are switching to the oss version
+  when:
+    - es_package_name == 'elasticsearch-oss'
+  block:
+  - name: Check if the elasticsearch package is installed
+    shell: dpkg-query -W -f'${Status}' elasticsearch
+    register: elasticsearch_package
+    failed_when: False
+    changed_when: False
+
+  - name: stop elasticsearch
+    become: yes
+    service:
+      name: '{{ instance_init_script | basename }}'
+      state: stopped
+    when: elasticsearch_package.stdout == 'install ok installed'
+
+  - name: Debian - Remove elasticsearch package if we are installing the oss package
+    become: yes
+    apt:
+      name: 'elasticsearch'
+      state: absent
+    when: elasticsearch_package.stdout == 'install ok installed'
+
 - name: Debian - Ensure elasticsearch is installed
   become: yes
   apt:

tasks/elasticsearch-RedHat.yml

@@ -13,6 +13,13 @@
   include: elasticsearch-RedHat-version-lock.yml
   when: es_version_lock
 
+- name: RedHat - Remove non oss package if the old elasticsearch package is installed
+  become: yes
+  yum:
+    name: 'elasticsearch'
+    state: 'absent'
+  when: es_package_name == 'elasticsearch-oss'
+
 - name: RedHat - Install Elasticsearch
   become: yes
   yum: