ungleich-tools/openwrt/vigir-1-firmware-upgrade.sh

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#!/bin/sh
# 2020-06-13, Nico Schottelius
# See https://ungleich.ch/u/products/viirb-ipv6-box/
if [ $# -ne 1 ]; then
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echo "$0 interface [address]"
echo " address: connect to this address, ignore the interface"
exit 1
fi
set -x
vigir_ip=$1; shift
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# openwrt
version=21.02.2
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filename=openwrt-${version}-ramips-mt7621-zbtlink_zbt-wg3526-16m-squashfs-sysupgrade.bin
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# don't care about other/old known_host entries
ssh-keygen -R ${vigir_ip}
while ! ping -c1 ${vigir_ip}; do
echo "Cannot ping $vigir_ip yet - waiting"
sleep 1
done
cat ~/.ssh/id_rsa.pub | ssh root@${vigir_ip} "cat > /etc/dropbear/authorized_keys"
# Don't re-download if we already have it
wget -c http://downloads.openwrt.org/releases/${version}/targets/ramips/mt7621/${filename}
if echo $vigir_ip | grep -q :; then
scp_ip="[$vigir_ip]"
else
scp_ip="$vigir_ip"
fi
scp ${filename} root@${scp_ip}:/tmp
ssh root@${vigir_ip} "sysupgrade -n /tmp/*.bin"
# It still pings for some time - wait for the reboot to happen
echo "Waiting for vigir to really disappear"
sleep 15
wait=0
found=""
while [ $wait -lt 180 ]; do
ping -c1 ${vigir_ip} >/dev/null
if [ $? -eq 0 ]; then
found=yes
# wait for ssh to come up
sleep 10
break
fi
sleep 1
wait=$((wait+1))
done
if [ ! "$found" ]; then
echo "Did not find updated vigir - debug / restart it"
exit 1
fi
echo "vigir successfully updated to ${version}"