Ansible Role for Tailscale

Tailscale on Linux.

Features:

• Install Tailscale.
• Register Node to Tailnet.

• Provision HTTPS certificates.

Requirements

None.

Role Variables

Available variables are listed below, along with default values (see defaults/main.yml):

tailscale_apt_gpg_key: "https://pkgs.tailscale.com/stable/{{ ansible_distribution|lower }}/{{ ansible_distribution_release|lower }}.gpg"
tailscale_apt_repository: "deb https://pkgs.tailscale.com/stable/{{ ansible_distribution|lower }} {{ ansible_distribution_release|lower }} main"

Apt repository options for Tailscale installation.

__ts_yum_centos_repo_url: "https://pkgs.tailscale.com/stable/centos/{{ ansible_distribution_major_version }}/tailscale.repo"
__ts_yum_fedora_repo_url: "https://pkgs.tailscale.com/stable/fedora/tailscale.repo"
tailscale_yum_repository_url: "{{ (ansible_distribution == 'Fedora') | ternary(__ts_yum_fedora_repo_url, __ts_yum_centos_repo_url) }}"

Yum repository options for Tailscale installation.

tailscale_service_name: "tailscaled"
tailscale_service_state: started
tailscale_service_enabled: true

Control the state of the tailscaled service.

tailscale_up_node: false
tailscale_up_authkey: ""
tailscale_up_timeout: "30s"
tailscale_up_extra_args: ""
tailscale_up_no_log: true

Run tailscale up with arguments. tailscale_up_authkey must be set.

See https://tailscale.com/kb/1080/cli/#up.

tailscale_cert_enabled: false
tailscale_cert_domain: ""
tailscale_cert_dir: "/usr/local/etc/ssl/certs"
tailscale_cert_filename: "{{ tailscale_cert_domain }}.crt"
tailscale_cert_private_key_dir: "/usr/local/etc/ssl/private"
tailscale_cert_private_key_filename: "{{ tailscale_cert_domain }}.key"

Run tailscale cert with arguments. tailscale_cert_domain must be set.

See https://tailscale.com/kb/1153/enabling-https/.

tailscale_default_options_enabled: false
tailscale_default_options_settings:
  # Allow caddy user to fetch cert.
  # See https://tailscale.com/kb/1190/caddy-certificates/#provide-non-root-users-with-access-to-fetch-certificate.
  - regexp: "^#?TS_PERMIT_CERT_UID"
    line: "TS_PERMIT_CERT_UID=\"caddy\""

Configures /etc/default/tailscaled.

Dependencies

None.

Example Playbook

Install Tailscale.

- hosts: all

  roles:
    - jason_riddle.tailscale

Register Node to Tailnet.

- hosts: all

  vars:
    tailscale_up_node: true
    tailscale_up_authkey: "{{ lookup('env', 'TAILSCALE_AUTHKEY') }}"
    # Optional: Specify args to `tailscale up` command.
    tailscale_up_extra_args: "--hostname={{ lookup('env', 'HOSTNAME') }}-{{ ansible_distribution|lower }}"

  roles:
    - jason_riddle.tailscale

Provision HTTPS certificates.

See https://tailscale.com/kb/1153/enabling-https/.

- hosts: all

  vars:
    tailscale_cert_enabled: true
    tailscale_cert_domain: "machine-name.domain-alias.ts.net"
    tailscale_cert_dir: "/usr/local/etc/ssl/certs"
    tailscale_cert_filename: "{{ tailscale_cert_domain }}.crt"
    tailscale_cert_private_key_dir: "/usr/local/etc/ssl/private"
    tailscale_cert_private_key_filename: "{{ tailscale_cert_domain }}.key"
    tailscale_default_options_enabled: true
    tailscale_default_options_settings:
      # Allow caddy user to fetch cert.
      # See https://tailscale.com/kb/1190/caddy-certificates/#provide-non-root-users-with-access-to-fetch-certificate.
      - regexp: "^#?TS_PERMIT_CERT_UID"
        line: "TS_PERMIT_CERT_UID=\"caddy\""

  roles:
    - jason_riddle.tailscale

License

MIT