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classes/image: Allow openssh empty passwords login. 

Allow empty passwords login so that the default root user can login in
through openssh.

(From OE-Core rev: 39ef0a705ca059f9a7c68aa1710c81411fb7c762)

Signed-off-by: Lianhao Lu <lianhao.lu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Lianhao Lu 2012-06-11 16:51:51 +08:00 committed by Richard Purdie
parent 2fa7732840
commit 41ed2e6532
2 changed files with 9 additions and 0 deletions
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2
meta/classes/core-image.bbclass
View File

@ -69,4 +69,6 @@ ROOTFS_POSTPROCESS_COMMAND += "rootfs_update_timestamp ; "
# Zap the root password if debug-tweaks feature is not enabled
ROOTFS_POSTPROCESS_COMMAND += '${@base_contains("IMAGE_FEATURES", "debug-tweaks", "", "zap_root_password ; ",d)}'
# Allow openssh accept empty password login if both debug-tweaks and ssh-server-openssh are enabled
ROOTFS_POSTPROCESS_COMMAND += '${@base_contains("IMAGE_FEATURES", "debug-tweaks ssh-server-openssh", "openssh_allow_empty_password; ", "",d)}'

7
meta/classes/image.bbclass
View File

@ -318,6 +318,13 @@ zap_root_password () {
mv ${IMAGE_ROOTFS}/etc/passwd.new ${IMAGE_ROOTFS}/etc/passwd
}
# allow openssh accept login with empty password string
openssh_allow_empty_password () {
if [ -e ${IMAGE_ROOTFS}${sysconfdir}/ssh/sshd_config ]; then
sed -i 's#.*PermitEmptyPasswords.*#PermitEmptyPasswords yes#' ${IMAGE_ROOTFS}${sysconfdir}/ssh/sshd_config
fi
}
# Turn any symbolic /sbin/init link into a file
remove_init_link () {
if [ -h ${IMAGE_ROOTFS}/sbin/init ]; then