Merge pull request #5 from ansistrano/optional_rollback_nodelete

Added optional deletion for rolled back release.

README.md

@@ -82,21 +82,12 @@ Role Variables
 
 ```yaml
 - vars:
- ansistrano_deploy_from: "./" # Where my local project is
  ansistrano_deploy_to: "/var/www/my-app" # Base path to deploy to.
  ansistrano_version_dir: "releases" # Releases folder name
  ansistrano_current_dir: "current" # Softlink name. You should rarely changed it.
- ansistrano_keep_releases: 0 # Releases to keep after a new deployment. See "Pruning old releases".
- ansistrano_deploy_via: "rsync" # Method used to deliver the code to the server. Options are copy, rsync or git
- ansistrano_rsync_extra_params: "" # Extra parameters to use when deploying with rsync 
- ansistrano_git_repo: git@github.com:USERNAME/REPO.git # Location of the git repository
- ansistrano_git_branch: master # Branch to use when deploying
+ ansistrano_remove_rolled_back: yes # You can change this setting in order to keep the rolled back release in the server for later inspection
 
  # Hooks: custom tasks if you need them
- ansistrano_before_setup_tasks_file: "{{ playbook_dir }}/<your-deployment-config>/my-before-setup-tasks.yml"
- ansistrano_after_setup_tasks_file: "{{ playbook_dir }}/<your-deployment-config>/my-after-setup-tasks.yml"
- ansistrano_before_update_code_tasks_file: "{{ playbook_dir }}/<your-deployment-config>/my-before-update-code-tasks.yml"
- ansistrano_after_update_code_tasks_file: "{{ playbook_dir }}/<your-deployment-config>/my-after-update-code-tasks.yml"
  ansistrano_before_symlink_tasks_file: "{{ playbook_dir }}/<your-deployment-config>/my-before-symlink-tasks.yml"
  ansistrano_after_symlink_tasks_file: "{{ playbook_dir }}/<your-deployment-config>/my-after-symlink-tasks.yml"
  ansistrano_before_cleanup_tasks_file: "{{ playbook_dir }}/<your-deployment-config>/my-before-cleanup-tasks.yml"
@@ -154,7 +145,7 @@ In order to rollback with Ansistrano, you need to set up the deployment and run
 
 ```ansible-playbook -i hosts rollback.yml```
 
-If you try to rollback with zero or one releases deployed, an error will be raised and no actions performed.
+If you try to roll back with zero or one releases deployed, an error will be raised and no actions performed.
 
 Variables you can tune in rollback role are less than in deploy one:
 

defaults/main.yml

@@ -8,4 +8,5 @@ ansistrano_version_dir: "releases"
 # Softlink name for the current release
 ansistrano_current_dir: "current"
 
-max_fail_percentage: 0
+# Remove rolled back release?
+ansistrano_remove_rolled_back: yes

meta/main.yml

@@ -1,7 +1,7 @@
 ---
 galaxy_info:
  author: ansistrano
- description: Ansible role to rollback scripting applications like PHP, Python, Ruby, etc. in a Capistrano style
+ description: Ansible role to roll back scripting applications like PHP, Python, Ruby, etc. in a Capistrano style
  company: Ansistrano
  license: MIT
  min_ansible_version: 1.6

tasks/cleanup.yml

@@ -1,2 +1,3 @@
-- name: ANSISTRANO | Remove rollbacked version
+- name: ANSISTRANO | Remove rolled back version
  file: state=absent path={{ ansistrano_releases_path.stdout }}/{{ ansistrano_current_release_version.stdout }}
+ when: ansistrano_remove_rolled_back

tasks/symlink.yml

@@ -7,7 +7,7 @@
  register: ansistrano_versions_count
 
 - name: ANSISTRANO | Check if there is more than one release
- fail: msg="Could not rollback the code because there is no prior release"
+ fail: msg="Could not roll back the code because there is no prior release"
  when: ansistrano_versions_count.stdout|int <= 1
 
 - name: ANSISTRANO | Get current release version