LightDM

LightDM is a lightweight display manager.

Install

apt install lightdm

Configuration

lightdm --show-config

默认登录界面用户名输入框，我们可以修改配置将其改为用户下拉选择框：

/usr/share/lightdm/lightdm.conf.d/01_debian.conf

# Debian specific defaults
#
# - use lightdm-greeter session greeter, points to the etc-alternatives managed
# greeter
# - hide users list by default, we don't want to expose them
# - use Debian specific session wrapper, to gain support for
# /etc/X11/Xsession.d scripts

[Seat:*]
greeter-session=lightdm-greeter
- greeter-hide-users=true
session-wrapper=/etc/X11/Xsession

Autologin

/etc/lightdm/lightdm.conf.d/autologin.conf

[Seat:*]
autologin-user=<USERNAME>
autologin-user-timeout=10