library/roles/smartgears/data-transfer-service: New role that downloads and install the data transfer service.

smartgears/data-transfer-service/defaults/main.yml

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+---
+data_transfer_service_install: False
+data_transfer_service_version: 1.2.1-4.3.0-141906
+data_transfer_service_name: data-transfer-service
+data_transfer_group_id: org.gcube.data.transfer
+data_transfer_extension: war
+data_transfer_service_file: '{{ data_transfer_service_name }}-{{ data_transfer_service_version }}.{{ data_transfer_extension }}'
+data_transfer_service_repository_url: 'http://maven.research-infrastructures.eu/nexus/content/repositories/{{ gcube_repository }}'
+

smartgears/data-transfer-service/tasks/main.yml

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+---
+- block: 
+    - name: Remove the old data transfer files
+      file: path={{ smartgears_instance_path }}/webapps/{{ data_transfer_service_name }} state=absent
+
+  become: True
+  become_user: '{{ d4science_user }}'
+  when: ( not data_transfer_service_install ) or ( smartgears_upgrade ) 
+  tags: [ 'smartgears', 'data_transfer_service', 'tomcat' ]
+  
+- block:
+    # NOTE: Install as the smartgears user so we do not mess with the permissions
+    - name: Get the data-transfer-service war
+      maven_artifact: artifact_id={{ data_transfer_service_name }} version={{ data_transfer_service_version | default(omit) }} group_id={{ data_transfer_group_id }} extension={{ data_transfer_extension | default('war') }} repository_url={{ data_transfer_service_repository_url }} dest={{ smartgears_user_home }}/{{ data_transfer_service_file }}
+  
+    - name: Create the data trasfer working directory
+      file: path={{ smartgears_instance_path }}/webapps/{{ data_transfer_service_name }} state=directory owner={{ smartgears_user }} group={{ smartgears_user }}
+  
+    - name: Unarchive the data_transfer_service war
+      unarchive: copy=no src={{ smartgears_user_home }}/{{ data_transfer_service_file }} dest={{ smartgears_instance_path }}/webapps/{{ data_transfer_service_name }} creates={{ smartgears_instance_path }}/webapps/{{ data_transfer_service_name }}/WEB-INF/lib
+      notify: Restart smartgears
+
+  become: True
+  become_user: '{{ d4science_user }}'
+  when: data_transfer_service_install 
+  tags: [ 'smartgears', 'data_transfer_service', 'tomcat' ]