support --extra-vars

.travis.yml

@@ -14,4 +14,4 @@ script:
   # Check playbook syntax
   - sudo docker exec $(cat /tmp/cid) ansible-playbook site.yml --syntax-check
   # Run the playbook
-  - sudo docker exec $(cat /tmp/cid) ansible-playbook site.yml
+  - sudo docker exec $(cat /tmp/cid) ansible-playbook site.yml --extra-vars "branch=develop repo=https://github.com/IQSS/dataverse.git"

defaults/main.yml

@@ -23,8 +23,8 @@ dataverse:
     provider: EZID
   filesdir: /usr/local/dvn/data
   git:
-    branch:
-    repo: https://github.com/IQSS/dataverse.git
+    branch: '{{ branch }}'
+    repo: '{{ repo }}'
   glassfish:
     user: glassfish
     group: glassfish