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[file permission] explicitly set file permission on passwd, group, shadow (#3652)

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Signed-off-by: Ying Xie <ying.xie@microsoft.com>
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Ying Xie 2019-10-22 19:02:08 -07:00 committed by GitHub
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commit 9fb1860425
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build_debian.sh
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@ -282,6 +282,13 @@ sudo LANG=C DEBIAN_FRONTEND=noninteractive chroot $FILESYSTEM_ROOT apt-get -y in
mcelog
fi
## Set /etc/shadow permissions to -rw-------.
sudo LANG=c chroot $FILESYSTEM_ROOT chmod 600 /etc/shadow
## Set /etc/passwd, /etc/group permissions to -rw-r--r--.
sudo LANG=c chroot $FILESYSTEM_ROOT chmod 644 /etc/passwd
sudo LANG=c chroot $FILESYSTEM_ROOT chmod 644 /etc/group
#Adds a locale to a debian system in non-interactive mode
sudo sed -i '/^#.* en_US.* /s/^#//' $FILESYSTEM_ROOT/etc/locale.gen && \
sudo LANG=C DEBIAN_FRONTEND=noninteractive chroot $FILESYSTEM_ROOT locale-gen "en_US.UTF-8"