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Update LND to v0.7.0-beta
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‎lnd.updates/README.md

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### [Check for the latest official release and notes](https://github.com/lightningnetwork/lnd/releases/)
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#### [Update LND to v0.7.0-beta](lnd.update.v0.7.0-beta.sh)
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* Download and run this script on the RaspiBlitz:
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`$ wget https://raw.githubusercontent.com/openoms/bitcoin-tutorials/master/lnd.updates/lnd.update.v0.7.0-beta.sh && sudo bash lnd.update.v0.7.0-beta.sh`
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#### [Update LND to v0.7.0-beta-rc3](lnd.update.v0.7.0-beta-rc3.sh)
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* Download and run this script on the RaspiBlitz:

‎lnd.updates/lnd.update.v0.7.0-beta.sh

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# LND Update Script
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# Download and run this script on the RaspiBlitz:
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# $ wget https://raw.githubusercontent.com/openoms/bitcoin-tutorials/master/lnd.updates/lnd.update.v0.7.0-beta.sh && sudo bash lnd.update.v0.7.0-beta.sh
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## based on https://github.com/Stadicus/guides/blob/master/raspibolt/raspibolt_40_lnd.md#lightning-lnd
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## see LND releases: https://github.com/lightningnetwork/lnd/releases
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lndVersion="0.7.0-beta" # the version you would like to be updated
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downloadDir="/home/admin/download" # edit your download directory
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echo "Detect CPU architecture ..."
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isARM=$(uname -m | grep -c 'arm')
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isAARCH64=$(uname -m | grep -c 'aarch64')
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isX86_64=$(uname -m | grep -c 'x86_64')
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isX86_32=$(uname -m | grep -c 'i386\|i486\|i586\|i686\|i786')
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if [ ${isARM} -eq 0 ] && [ ${isAARCH64} -eq 0 ] && [ ${isX86_64} -eq 0 ] && [ ${isX86_32} -eq 0 ] ; then
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echo "!!! FAIL !!!"
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echo "Can only build on ARM, aarch64, x86_64 or i386 not on:"
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uname -m
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exit 1
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else
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echo "OK running on $(uname -m) architecture."
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fi
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# update the SHA256 checksum upon version change
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if [ ${isARM} -eq 1 ] ; then
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lndOSversion="armv7"
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lndSHA256="ac51d96ee9b57bfcab0b05dbcfcd9ce3bd42a216354c0972e97c1a1c86c2479a"
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fi
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if [ ${isAARCH64} -eq 1 ] ; then
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lndOSversion="arm64"
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lndSHA256="c995fa67d6b23e547723801de49817dda34188fba78d0fe8ae506774e54c0afd"
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fi
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if [ ${isX86_64} -eq 1 ] ; then
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lndOSversion="amd64"
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lndSHA256="c818c3a983167312f3bf2c84cb285212c5052131319caaef287a97541d2ff479"
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fi
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if [ ${isX86_32} -eq 1 ] ; then
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lndOSversion="386"
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lndSHA256="47be6c3391fadbc5a169fa1dd6dd13031d759b3d42c71a2d556751746b705c48"
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fi
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echo ""
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echo "*** LND v${lndVersion} for ${lndOSversion} ***"
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# olaoluwa
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PGPpkeys="https://keybase.io/roasbeef/pgp_keys.asc"
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PGPcheck="F8037E70C12C7A263C032508CE58F7F8E20FD9A2"
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# PGPcheck="BD599672C804AF2770869A048B80CD2BB8BD8132"
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# bitconner
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# PGPpkeys="https://keybase.io/bitconner/pgp_keys.asc"
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# PGPcheck="9C8D61868A7C492003B2744EE7D737B67FA592C7"
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# get LND resources
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cd "${downloadDir}"
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binaryName="lnd-linux-${lndOSversion}-v${lndVersion}.tar.gz"
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sudo -u admin wget -N https://github.com/lightningnetwork/lnd/releases/download/v${lndVersion}/${binaryName}
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sudo -u admin wget -N https://github.com/lightningnetwork/lnd/releases/download/v${lndVersion}/manifest-v${lndVersion}.txt
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sudo -u admin wget -N https://github.com/lightningnetwork/lnd/releases/download/v${lndVersion}/manifest-v${lndVersion}.txt.sig
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sudo -u admin wget -N -O "${downloadDir}/pgp_keys.asc" ${PGPpkeys}
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# check binary is was not manipulated (checksum test)
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binaryChecksum=$(sha256sum ${binaryName} | cut -d " " -f1)
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if [ "${binaryChecksum}" != "${lndSHA256}" ]; then
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echo "!!! FAIL !!! Downloaded LND BINARY not matching SHA256 checksum: ${lndSHA256}"
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exit 1
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fi
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# check gpg finger print
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gpg ./pgp_keys.asc
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fingerprint=$(sudo gpg "${downloadDir}/pgp_keys.asc" 2>/dev/null | grep "${PGPcheck}" -c)
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if [ ${fingerprint} -lt 1 ]; then
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echo ""
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echo "!!! BUILD WARNING --> LND PGP author not as expected"
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echo "Should contain PGP: ${PGPcheck}"
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echo "PRESS ENTER to TAKE THE RISK if you think all is OK"
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read key
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fi
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gpg --import ./pgp_keys.asc
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sleep 3
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verifyResult=$(gpg --verify manifest-v${lndVersion}.txt.sig 2>&1)
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goodSignature=$(echo ${verifyResult} | grep 'Good signature' -c)
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echo "goodSignature(${goodSignature})"
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correctKey=$(echo ${verifyResult} | tr -d " \t\n\r" | grep "${olaoluwaPGP}" -c)
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echo "correctKey(${correctKey})"
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if [ ${correctKey} -lt 1 ] || [ ${goodSignature} -lt 1 ]; then
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echo ""
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echo "!!! BUILD FAILED --> LND PGP Verify not OK / signatute(${goodSignature}) verify(${correctKey})"
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exit 1
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fi
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sudo systemctl stop lnd
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# install
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sudo -u admin tar -xzf ${binaryName}
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sudo install -m 0755 -o root -g root -t /usr/local/bin lnd-linux-${lndOSversion}-v${lndVersion}/*
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sleep 3
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installed=$(sudo -u admin lnd --version)
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if [ ${#installed} -eq 0 ]; then
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echo ""
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echo "!!! BUILD FAILED --> Was not able to install LND"
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exit 1
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fi
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sudo systemctl restart lnd
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echo ""
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echo "Installed ${installed}"

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