ansible-roles/smartgears/r_connector/tasks/main.yml

---
- block:
    - name: Remove the installed R connector
      file: dest={{ item }} state=absent
      with_items:
        - '{{ smartgears_instance_path }}/webapps/{{ r_connector_name }}'
        - '{{ smartgears_instance_path }}/webapps/{{ r_connector_name }}.{{ r_connector_extension }}'
      notify: Restart smartgears 

    - name: Remove the packages required to enable the LDAP PAM authentication
      become: False
      apt: pkg={{ item }} state=absent
      with_items: '{{ r_connector_deb_pkgs }}'

    - name: Remove the connector raddusers script
      become: False
      file: dest={{ r_connector_adduserscript }} state=absent

    - name: Remove the RConfiguration repo
      file: dest={{ r_connector_rprofile_path }} state=absent

    - name: Remove the cron job that regulary updates the Rprofile
      cron: name="Update the RStudioConfiguration repo" job="cd {{ r_connector_rprofile_path }} ; svn update >/dev/null 2>&1" state=absent

  become: True
  become_user: '{{ smartgears_user }}'
  when: not r_connector_install
  tags: [ 'smartgears', 'r_connector', 'tomcat' ]

- block:
    - name: Get the R Connector war
      maven_artifact: artifact_id={{ r_connector_name }} version={{ r_connector_ver | default('latest') }} group_id={{ r_connector_group_id }} extension={{ r_connector_extension }} repository_url={{ smartgears_global_base_url }} dest={{ smartgears_downloads_dir }}/{{ r_connector_filename }}
      register: r_connector_download

    - name: Remove the installed R connector before upgrading
      file: dest={{ item }} state=absent
      with_items:
        - '{{ smartgears_instance_path }}/webapps/{{ r_connector_name }}'
        - '{{ smartgears_instance_path }}/webapps/{{ r_connector_name }}.{{ r_connector_extension }}'
      notify: Restart smartgears 
      when: r_connector_download is changed

    - name: Create the R connector webapp directory
      file: dest={{ smartgears_instance_path }}/webapps/{{ r_connector_name }} state=directory
      when: r_connector_download is changed

    - name: Unarchive the R connector war file
      unarchive: copy=no src={{ smartgears_downloads_dir }}/{{ r_connector_filename }} dest={{ smartgears_instance_path }}/webapps/{{ r_connector_name }}
      args:
        creates: '{{ smartgears_instance_path }}/webapps/{{ r_connector_name }}/WEB-INF/web.xml'
      notify: Restart smartgears 

    - name: Obtain the permission to read the Rstudio secure cookie key
      become_user: root
      file: dest={{ r_connector_rstudio_cookie_key }} mode=640 group={{ smartgears_user }}

    - name: Install the R connector web.xml template
      template: src=r-web.xml.j2 dest={{ smartgears_instance_path }}/webapps/{{ r_connector_name }}/WEB-INF/web.xml mode=0440
      notify: Restart smartgears 

    - name: Install the R add users script
      become_user: root
      template: src=rusersadd.j2 dest={{ r_connector_adduserscript }} owner=root group=root mode=0555

    - name: Crete the directory that will host the RConfiguration stuff
      become_user: root
      file: dest={{ r_connector_rprofile_base_dir }} owner={{ d4science_user }} group={{ d4science_user }} state=directory

    - name: Get the svn repository that provides the .Rprofile
      subversion: repo={{ r_connector_rprofile_svn_url }} dest={{ r_connector_rprofile_path }}

    - name: Install the cron job that regulary updates the Rprofile
      cron: name="Update the RStudioConfiguration repo" special_time=daily job="cd {{ r_connector_rprofile_path }} ; svn update >/dev/null 2>&1"

  become: True
  become_user: '{{ smartgears_user }}'
  when: r_connector_install
  tags: [ 'smartgears', 'r_connector', 'tomcat' ]

- block:
    - name: Reconfigure the Java environment for R
      shell: export JAVA_HOME=/usr/lib/jvm/java-8-oracle ; export J2SDKDIR=/usr/lib/jvm/java-8-oracle ; export J2REDIR=/usr/lib/jvm/java-8-oracle/jre ; R CMD javareconf

  become: True
  become_user: root
  when: r_connector_install
  tags: [ 'smartgears', 'r_connector', 'tomcat' ]

- block:
    - name: Install the packages required to enable the LDAP PAM authentication
      apt: pkg={{ item }} state=present update_cache=yes cache_valid_time=1800
      with_items: '{{ r_connector_deb_pkgs }}'

    - name: Install the pam ldap configuration. We cannot use the debian tools, they are broken on ubuntu in non interactive mode
      copy: src={{ item }} dest=/etc/pam.d/{{ item }}
      with_items: '{{ r_connector_ldap_map_common }}'
      notify:
        - Restart the NSLCD service
        - Restart the NSCD service        

    - name: Create the ldap-auth-config directory
      file: dest=/etc/auth-client-config/profile.d state=directory
      notify:
        - Restart the NSLCD service
        - Restart the NSCD service        

    - name: Install the ldap-auth-config file
      copy: src=ldap-auth-config dest=/etc/auth-client-config/profile.d/ldap-auth-config
      notify:
        - Restart the NSLCD service
        - Restart the NSCD service        

    - name: Install the nsswitch.conf file
      copy: src=nsswitch.conf dest=/etc/nsswitch.conf
      notify:
        - Restart the NSLCD service
        - Restart the NSCD service        

    - name: Install the nslcd configuration
      template: src=nslcd.conf.j2 dest=/etc/nslcd.conf mode=0640 owner=root group=nslcd
      notify:
        - Restart the NSLCD service
        - Restart the NSCD service
      tags: [ 'smartgears', 'r_connector', 'tomcat', 'r_connector_nslcd_conf' ]

    - name: Install a script that checks if the ldap authentication is working, and if not it restarts the ns(l)cd daemons
      copy: src=check_ldap_users dest=/usr/local/bin/check_ldap_users owner=root group=root mode=0555
      tags: [ 'smartgears', 'r_connector', 'tomcat', 'r_connector_check_ldap' ]

    - name: Add a cron job that runs the ldap users check script
      cron: name="check ldap users" job="/usr/local/bin/check_ldap_users" state=present user=root
      tags: [ 'smartgears', 'r_connector', 'tomcat', 'r_connector_check_ldap' ]

  when:
    - r_connector_install
    - r_connector_ldap_enabled
  tags: [ 'smartgears', 'r_connector', 'tomcat' ]