# Your OpenVPN username
if ENV["OPENVPN_USERNAME"].nil?
  ENV["OPENVPN_USERNAME"] = "Username"
end

# Your OpenVPN password
if ENV["OPENVPN_PASSWORD"].nil?
  ENV["OPENVPN_PASSWORD"] = "Password"
end

# Your OpenVPN configuration
if ENV["OPENVPN_CONFIGURATION"].nil?
  ENV["OPENVPN_CONFIGURATION"] = <<~END
    client
    dev tun
    proto udp

    remote X.X.X.X 1194

    remote-random
    resolv-retry infinite
    nobind
    cipher AES-256-CBC
    auth SHA512
    comp-lzo no
    verb 3

    tun-mtu 1500
    tun-mtu-extra 32
    mssfix 1450
    persist-key
    persist-tun

    reneg-sec 0

    remote-cert-tls server
    auth-user-pass
    pull
    fast-io

    <ca>
    -----BEGIN CERTIFICATE-----
    ...
    -----END CERTIFICATE-----
    </ca>

    key-direction 1

    <tls-auth>
    # 2048 bit OpenVPN static key
    -----BEGIN OpenVPN Static key V1-----
    ...
    -----END OpenVPN Static key V1-----
    </tls-auth>
  END
end

if ENV["OPENVPN_REMOTE_HOST"].nil?
  ENV["OPENVPN_REMOTE_HOST"] = "Remote Host Address"
end

if ENV["OPENVPN_REMOTE_PORT"].nil?
  ENV["OPENVPN_REMOTE_PORT"] = "Remote Host Port"
end