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rootfs-postcommands.bbclass: add a note to the login banner when root-with-empty-password logins are enabled

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When enabled, users will see:

===
Poky (Yocto Project Reference Distro) 5.2.99+snapshot-1dac0d15f2d979128cb449b59bf5fd69b4ba5084 qemux86-64 ttyS0

Type 'root' to login with superuser privileges (no password will be asked).

qemux86-64 login:
===

(From OE-Core rev: 53631281573c7e7d8ca45dd30af990f8dd7b8e39)

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Alexander Kanavin 2025-10-30 10:22:48 +01:00 committed by Richard Purdie
parent bf11301154
commit 6e74dd3eee
1 changed files with 8 additions and 1 deletions
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9
meta/classes-recipe/rootfs-postcommands.bbclass
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@ -5,7 +5,7 @@
#
# Zap the root password if empty-root-password feature is not enabled
ROOTFS_POSTPROCESS_COMMAND += '${@bb.utils.contains("IMAGE_FEATURES", "empty-root-password", "", "zap_empty_root_password ",d)}'
ROOTFS_POSTPROCESS_COMMAND += '${@bb.utils.contains("IMAGE_FEATURES", "empty-root-password", "add_empty_root_password_note", "zap_empty_root_password ",d)}'
# Allow dropbear/openssh to accept logins from accounts with an empty password string if allow-empty-password is enabled
ROOTFS_POSTPROCESS_COMMAND += '${@bb.utils.contains("IMAGE_FEATURES", "allow-empty-password", "ssh_allow_empty_password ", "",d)}'
@ -255,6 +255,13 @@ zap_empty_root_password () {
fi
}
#
# This function adds a note to the login banner that the system is configured for root logins without password
#
add_empty_root_password_note () {
echo "Type 'root' to login with superuser privileges (no password will be asked).\n" >> ${IMAGE_ROOTFS}/etc/issue
}
#
# allow dropbear/openssh to accept logins from accounts with an empty password string
#