update_ip

#!/bin/bash
#
# This script updates all plutos it can find on the network
#

PASSWORD="analog"

github_api() {
	ret=$(curl -s $1)
	if [ "$(echo ${ret} | grep "API rate limit exceeded" | wc -c)" -gt "5" ] ; then
		echo github API exceeded, wait at least an hour before trying again
		exit
	fi
	echo ${ret}
}

get_release() {
	if [ ! -z "${FRM}" ] ; then
		FRM=${FIRMWARE}
		if [ ! -f ${FIRMWARE} ] ; then
			wget "${URL}"
		fi
	fi
	FILE=$(unzip -l "${FIRMWARE}" | grep frm | sort -nr | head -1 | awk '{print $NF}')
	if [ ! -f ${FILE} ] ; then
		unzip "${FIRMWARE}" "${FILE}"
	fi
}

scp_cmd() {
	sshpass -p${PASSWORD} scp -oStrictHostKeyChecking=no -oUserKnownHostsFile=/dev/null -oCheckHostIP=no ${FILE} root@${plutos}:/root/ 2>/dev/null
	if [ "$?" -ne "0" ] ; then
		echo scp command failed
		exit
	fi
}

ssh_cmd() {
	sshpass -p${PASSWORD} ssh -oStrictHostKeyChecking=no -oUserKnownHostsFile=/dev/null -oCheckHostIP=no root@${plutos} "$1" 2>/dev/null
	if [ "$?" -ne "0" ] ; then
		echo ssh command $1 failed
		exit
	fi
}

command sshpass >/dev/null 2>&1
if [ "$?" -ne "0" ] ; then
	echo sorry, your distribution needs to have 'sshpass' installed
	echo try \'sudo apt-get install sshpass\' OR \'sudo yum install sshpass\'
	exit
fi

API=$(github_api https://api.github.com/repos/analogdevicesinc/plutosdr-fw/releases/latest;)
VERSION=$(echo "${API}" | sed 's/",/"\n"/g' | grep "\"name\"" | head -1 | cut -d : -f 2,3 | tr -d \", | sed 's/^ //g')
FIRMWARE=$(echo "${API}" | sed 's/",/"\n"/g' |  grep "name.*plutosdr-fw-" | cut -d : -f 2,3 | tr -d \", | sed 's/^ //g')
URL=$(echo "${API}" | sed -e 's/",/"\n"/g' -e 's/},/}\n/g' | grep "browser_download_url.*plutosdr-fw-" | cut -d : -f 2,3 | awk '{print $1}' | tr -d \")
if [ -f "${FIRMWARE}" ] ; then
	FRM=${FIRMWARE}
else
	FRM=""
fi
echo Found ${VERSION} online
FILE=""

for plutos in $(iio_info -S ip | grep pluto | awk '{print $2}')
do
	ver=$(iio_attr -u ip:${plutos} -C fw_version | awk '{print $2}')
	if [ ! "${ver}" = "${VERSION}" ] ; then
		get_release
		echo Found $plutos at ${ver}, will update
		echo -e "\tcopy over file"
		scp_cmd
		echo -e "\tupdating"
		ssh_cmd "update_frm.sh /root/${FILE}"
		echo -e "\trebooting"
		ssh_cmd "reboot"
		echo ${plutos} up to date with ${VERSION}
	else
		echo ${plutos} up to date with ${VERSION}
	fi
done