[202012] Clear /etc/resolv.conf before building image (#12686)

Why I did it
nameserver and domain entries from build system fsroot gets into sonic image.

How I did it
Clear /etc/resolv.conf before building image

How to verify it
Built image with it and verified with install that /etc/resolv.conf is empty
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Devesh Pathak 2022-11-14 18:09:09 -08:00 committed by GitHub
parent ba8f7c14ae
commit acca64a8bd
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@ -590,6 +590,7 @@ sudo rm -f $ONIE_INSTALLER_PAYLOAD $FILESYSTEM_SQUASHFS
sudo du -hsx $FILESYSTEM_ROOT
sudo mkdir -p $FILESYSTEM_ROOT/var/lib/docker
scripts/collect_host_image_version_files.sh $TARGET_PATH $FILESYSTEM_ROOT
sudo cp files/image_config/resolv-config/resolv.conf $FILESYSTEM_ROOT/etc/resolv.conf
sudo mksquashfs $FILESYSTEM_ROOT $FILESYSTEM_SQUASHFS -e boot -e var/lib/docker -e $PLATFORM_DIR
# Ensure admin gid is 1000