75 lines
2.3 KiB
YAML
75 lines
2.3 KiB
YAML
---
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## Checks/deploys a Linux system to be managed with Ansible.
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- hosts: all
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gather_facts: yes
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become: yes
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tasks:
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# User account (ansible) configuration
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- name: Add deployment user.
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user:
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name: ansible
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state: present
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# add to sudo
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groups: sudo
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append: yes
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# Ansible user SSH pub key
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# This is a really stupid way to do it, but alas.
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# This uses an environment variable named ansiblesvc_key in Semaphore which has the ssh-rsa pubkey.
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- name: Create deployment user .ssh directory.
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file:
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path: /home/ansible/.ssh
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state: directory
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- name: Add deployment user's SSH key.
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shell:
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cmd: echo "{{ ansiblesvc_key }}" > /home/ansible/.ssh/authorized_keys
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creates: /home/ansible/.ssh/authorized_keys
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# Give ansible sudo rights with no password required.
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- name: Add sudo rights with no password for deployment user.
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lineinfile:
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dest: /etc/sudoers
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regexp: '^ansible'
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line: 'ansible ALL=(ALL) NOPASSWD: ALL'
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state: present
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validate: 'visudo -cf %s'
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# # Configure firewalld (if installed) to be disabled (especially if an internal server.) Firewall rules are managed by UniFi.
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# - name: Stop and disable firewalld.
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# service:
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# name: firewalld
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# state: stopped
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# enabled: false
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# when: "'firewalld' in services"
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# User account (nhadmin) configuration, for sysadmin use
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- name: Create user nhadmin.
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user:
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name: nhadmin
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state: present
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password: "{{ nhadmin_password | password_hash('sha512') }}"
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# add to sudo
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groups: sudo
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append: yes
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# SSH config updating
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- name: Update SSH configuration to disallow root login.
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lineinfile:
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dest: /etc/ssh/sshd_config
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regexp: "{{ item.regexp }}"
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line: "{{ item.line }}"
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state: present
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validate: 'sshd -t -f %s'
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with_items:
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- regexp: "^PermitRootLogin"
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line: "PermitRootLogin no"
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notify: restart ssh
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# Delete our network ansible key from the root user.
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- name: Delete our network ansible key (and other keys) from the root user.
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file:
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path: /root/.ssh/authorized_keys
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state: absent
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ignore_errors: yes |