---
# Copyright 2016, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Multiple tasks will need the output of RPM verification, so let's do the
# lookup one time and then grep over the output in subsequent tasks.
- name: Verify all installed RPM packages
  shell: "rpm -Va > {{ temp_dir }}/rpmverify.txt"
  args:
    warn: no
  failed_when: False
  changed_when: False
  when:
    - not check_mode | bool
    - ansible_os_family | lower == 'redhat'
  tags:
    - always
    - skip_ansible_lint

- name: RHEL-07-010020 - Get files with invalid checksums (rpm)
  shell: "grep '^..5' {{ temp_dir }}/rpmverify.txt | awk '{ print $NF }'"
  register: rhel_07_010020_files
  changed_when: False
  when:
    - not check_mode | bool
    - ansible_os_family | lower == 'redhat'
  tags:
    - rpm
    - high
    - RHEL-07-010020

- name: RHEL-07-010020 - The cryptographic hash of system files and commands must match vendor values (rpm)
  debug:
    msg: |
      The following files have checksums that differ from the checksum provided
      with their package. Each of these should be verified manually to ensure
      they have not been modified by an unauthorized user.

      {% for filename in rhel_07_010020_files.stdout_lines %}
        {{ filename }}
      {% endfor %}
  when:
    - not check_mode | bool
    - ansible_os_family | lower == 'redhat'
    - rhel_07_010020_files is defined
    - rhel_07_010020_files.stdout is defined
  tags:
    - rpm
    - high
    - RHEL-07-010020

- name: RHEL-07-020150 - Require digital signatures for all packages
  lineinfile:
    dest: /etc/yum.conf
    regexp: "{{ item.regexp }}"
    line: "{{ item.line }}"
    state: present
  with_items: "{{ rpm_gpgchecks | default([]) }}"
  tags:
    - rpm
    - high
    - RHEL-07-020150
    - RHEL-07-020151
    - RHEL-07-020152