---
- name: Directories for the hdfs journal under /data/dfs
  file: dest={{ hdfs_data_dir}}/{{ item }} state=directory owner=hdfs group=hdfs mode=700
  with_items:
    - '{{ hdfs_journal_data_dir }}'
  tags:
    - hdfs
    - journal

- name: Install the journalnode server package
  apt: pkg={{ item }} state={{ hadoop_pkg_state }}
  with_items:
    - hadoop-hdfs-journalnode
  notify:
    - Start HDFS journal
  tags:
    - hdfs
    - journal