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sed -i destroys symlinks

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If /etc/passwd is a symlink, sed -i on same file will replace the
symlink with a new file. Prevent that by adding --follow-symlinks
option to sed

(From OE-Core rev: 6ec004b2e7b4342465af8e5e6cc66041834821a0)

Signed-off-by: Joakim Tjernlund <joakim.tjernlund@infinera.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Joakim Tjernlund
2023-11-14 14:28:42 +01:00
committed by Richard Purdie
parent 35fa9488cb
commit a2ea2cb8d9
2 changed files with 3 additions and 3 deletions
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meta/classes-recipe/rootfs-postcommands.bbclass
+2 -2
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@@ -241,10 +241,10 @@ 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 --follow-symlinks -i 's%^root::%root:*:%' ${IMAGE_ROOTFS}/etc/shadow
fi
if [ -e ${IMAGE_ROOTFS}/etc/passwd ]; then
sed -i 's%^root::%root:*:%' ${IMAGE_ROOTFS}/etc/passwd
sed --follow-symlinks -i 's%^root::%root:*:%' ${IMAGE_ROOTFS}/etc/passwd
fi
}