metron-deployment/roles/metron_ui/tasks/dependencies.yml

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---
- name: Install yum repositories
  yum: name=epel-release update_cache=yes

- name: Install Metron UI dependencies
  yum:
    pkg: "{{ item }}"
    state: installed
  with_items:
      - libpcap-devel
      - wireshark
      - nodejs
      - npm
  register: result
  until: result.rc == 0
  retries: 5
  delay: 10