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--- products:sbc:common:configurations:auto-login [2022/07/05 23:58]
nick created
+++ products:sbc:common:configurations:auto-login [2022/10/21 21:18] (current)
nick update
@@ Line 1: / Line 1: @@
 ====== Auto Login ======
+===== Introduction =====
+This document mainly introduces automatic login under Ubuntu.
+===== Desktop OS =====
+Edit file ''/usr/share/lightdm/lightdm.conf.d/50-greeter-wrapper.conf'' to add the configuration below:
+```
+[SeatDefaults]
+greeter-session=lightdm-gtk-greeter
+autologin-user=khadas
+```
+===== Server OS =====
+**For tty1-tty6**:
+```shell
+sudo cp /lib/systemd/system/getty@.service /lib/systemd/system/getty@.service.backup
+sudo sed -i "s/ExecStart=.*/ExecStart=-\/sbin\/agetty --noclear --autologin root \%I \$TERM/g" /lib/systemd/system/getty@.service
+```
+**For ttyS0**:
+```shell
+sudo cp /lib/systemd/system/serial-getty@.service /lib/systemd/system/serial-getty@.service.backup
+sudo sed -i "s/ExecStart=.*/ExecStart=-\/sbin\/agetty --autologin root --keep-baud 115200,38400,9600 \%I \$TERM/g" /lib/systemd/system/serial-getty@.service
+```
+<WRAP info >
+Reboot to take effect.
+</WRAP>
+<WRAP tip >
+If you want to recovery the login prompt, please follow the steps below:
+```shell
+sudo mv /lib/systemd/system/getty@.service.backup /lib/systemd/system/getty@.service
+sudo mv /lib/systemd/system/serial-getty@.service.backup /lib/systemd/system/serial-getty@.service
+```
+</WRAP>

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