basic

Basic

Boilerplate to configure Debian/Ubuntu servers with useful tools and aliases.

Requirements

Ubuntu / Debian OS / WSL
SSH key installed on the servers (root or a user with become)

The playbooks playbook-init-server.yml can be use first to init a new server with public keys and install sudo for Debian. Only need to execute once :

ANSIBLE_HOST_KEY_CHECKING=False ansible-playbook -i inventories/prod roles/basic/playbook-init-server.yml -e 'mykey=~/.ssh/id_ecdsa.pub myhost=node9 user=pi become_meth=su' -kK

Copy basic.aliases.example to basic.aliases to add your aliaseses

Role Variables

bm Install bare metal tools if defined
ssh_key_filename SSH key generated for root (default id_rsa)
basic_list_users list of users and ssh keys :
- name username
- primarygroup user's default group
- groups users's other groups
- pubkeys list of public keys, filename in the files folder
- home user home (default /home/username)
- shell user's shell (default /bin/bash)
- create_home if you want to create home directory (default true)
- append append or replace groups (default true to append)
- passwd password hash of the user
  - mkpasswd --method=sha-512 rresult in $6$
  - docker run --rm -it ulikoehler/mkpasswd result in yescript $y$ for ubuntu >22.04
- generate_ssh_key generate ssh keys pair for user (default false)
root_public_keys list of public key files to copy from files folder to root
bash_alias_shared enable shared alias (Installed alias in /usr/share only with root user ONLY via remote_user or become in your playbook) (default no to install only for remote_user in his homepath)
bash_alias_dir_share (default /usr/share)

optional

auto_upgrade Configure inattended-upgrades (default false)
basic_packages_default List of common packages to installed
basic_packages_extra List of others packages for specific group or hosts
staff_directories list of directory that can be modified by staff group
basic_custom_scripts_common list of local scripts to put to /usr/local/bin (to use in groups)
basic_custom_scripts_local list of additionnal scripts to put to /usr/local/bin (to use in hosts)
basic_udev_rules list of [name,dest,value] to put content into file in /etc/udev/rules.d
basic_custom_systemd_common and basic_custom_systemd_local list of [name,type,dest,src|value] to put file into directory /etc/systemd/{{type}}

Copy cron

You can copy cron files into /etc/cron.d/ based on group name. Just put files into directory files/cron/YOUR_GROUP/ to copy them.

Example Playbook

Playboot to to initiate a fresh raspberry pi `init-new-host.yml` :

- hosts: all
  roles:
    - name: basic
      vars: 
        basic_list_users:
          - name: belgotux
            groups: sudo,users,staff,adm
            passwd: $6$xxxx
            pubkeys:
              - xxx.pub
              - yyy.pub
        bash_alias_shared: yes

Usage :

ANSIBLE_HOST_KEY_CHECKING=False ansible-playbook -i inventories/prod init-new-host.yml -u pi --limit octoprint -kK

Example in use of a large playbook with other roles

- hosts: [homeservers,vps]
  roles:
    - name: basic
      vars: 
        basic_list_users:
          - name: belgotux
            groups: sudo,users,staff,adm
            shell: "/bin/zsh"
            passwd: $6$xxxx
            pubkeys:
              - xxx.pub
              - yyy.pub
        basic_sudo_passwordless: yes
        bash_alias_shared: yes
        basic_users_and_path_alias_list:
          - user: root
            path: /root
          - user: root
            path: /etc/skel
          - user: pi
            path: /home/pi
          - user: belgotux
            path: /home/belgotux
      tags: basic
    - role: viasite-ansible.zsh
      tags: zsh
      become: true
    - role: postfix-client
      tags: postfix