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rpi-netboot/6.update-partition-PARTUUID.sh
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#!/bin/bash
NFS_IP="192.168.1.5"
NFS_ROOT_PATH="/volume1/rpi/tftpboot/3079dde4"
# Mount the NFS Folder
NFS_DIR="$(mktemp -d)"
sudo mount ${NFS_IP}:${NFS_ROOT_PATH} ${NFS_DIR}
# Update the PARTUUID
sudo sed -i -r -E \
"s@(.*root=PARTUUID=)[A-Za-z0-9-]+(.*)@\1${ISCSI_ROOT_PARTUUID}\2@" \
${NFS_DIR}/cmdline.txt
# Unmount the NFS Folder
#sudo umount ${NFS_DIR}
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