In /etc/passwd is a symlink, sed -i on same file will replace the
symlink with a new file. Prevent that by expanding the file with realpath
before giving it to sed.
---
meta/classes/rootfs-postcommands.bbclass | 4 ++--
meta/classes/useradd_base.bbclass | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/meta/classes/rootfs-postcommands.bbclass
b/meta/classes/rootfs-postcommands.bbclass
index 5c0b3ec37c..55cc863dbf 100644
--- a/meta/classes/rootfs-postcommands.bbclass
+++ b/meta/classes/rootfs-postcommands.bbclass
@@ -148,10 +148,10 @@ read_only_rootfs_hook () {
#
zap_empty_root_password () {
if [ -e ${IMAGE_ROOTFS}/etc/shadow ]; then
- sed -i 's%^root::%root:*:%' ${IMAGE_ROOTFS}/etc/shadow
+ sed -i 's%^root::%root:*:%' $(realpath
${IMAGE_ROOTFS}/etc/shadow)
fi
if [ -e ${IMAGE_ROOTFS}/etc/passwd ]; then
- sed -i 's%^root::%root:*:%' ${IMAGE_ROOTFS}/etc/passwd
+ sed -i 's%^root::%root:*:%' $(realpath
${IMAGE_ROOTFS}/etc/passwd)
fi
}
diff --git a/meta/classes/useradd_base.bbclass
b/meta/classes/useradd_base.bbclass
index 7f5b9b7219..72732a4d57 100644
--- a/meta/classes/useradd_base.bbclass
+++ b/meta/classes/useradd_base.bbclass
@@ -154,7 +154,7 @@ perform_passwd_expire () {
local username=`echo "$opts" | awk '{ print $NF }'`
local user_exists="`grep "^$username:" $rootdir/etc/passwd || true`"
if test "x$user_exists" != "x"; then
- eval flock -x $rootdir${sysconfdir} -c \"$PSEUDO sed -i
\''s/^\('$username':[^:]*\):[^:]*:/\1:0:/'\' $rootdir/etc/shadow \" || true
+ eval flock -x $rootdir${sysconfdir} -c \"$PSEUDO sed -i
\''s/^\('$username':[^:]*\):[^:]*:/\1:0:/'\' $(realpath $rootdir/etc/shadow) \"
|| true
local passwd_lastchanged="`grep "^$username:"
$rootdir/etc/shadow | cut -d: -f3`"
if test "x$passwd_lastchanged" != "x0"; then
bbfatal "${PN}: passwd --expire operation did not
succeed."
--
2.41.0
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