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LND_VERSION_DIR_AARCH64=lnd-linux-arm64-v0.15.4-beta
LND_URL_AARCH64=https://github.com/lightningnetwork/lnd/releases/download/v0.15.4-beta/lnd-linux-arm64-v0.15.4-beta.tar.gz
LND_SHA256_AARCH64=12d4ce1c3340e4fde4c691f426399c5bc9eb929336a4705c27ee9a83bc58ae65
LND_HOME=/home/lnd
lnd_bin_install() {
cd $LND_HOME
local lnd_targz=$LND_VERSION_DIR_AARCH64.tar.gz
test -f $LND_VERSION_DIR_AARCH64/lnd && return 0;
curl -sSL -o $lnd_targz "$LND_URL_AARCH64"
if [ $? -ne 0 ]; then
printf "ERROR: unable to download $LND_URL_AARCH64\n" 1>&2
return 1
fi
printf "$LND_SHA256_AARCH64 $lnd_targz" | sha256sum --check
[ $? -ne 0 ] && return 1
tar -C $LND_HOME --no-same-owner -xf $lnd_targz
rm -f $lnd_targz
return $?
}
lnd_svc_install() {
mkdir -p /etc/sv/lnd
cat <<EOF > /etc/sv/lnd/run.new
#!/bin/sh
[ -r conf ] && . ./conf
sv start bitcoind || exit 1
exec chpst -u lnd $LND_HOME/$LND_VERSION_DIR_AARCH64/lnd -C /home/lnd/lnd.mainnet.conf 2>&1
EOF
chmod +x /etc/sv/lnd/run.new
test -f /etc/sv/lnd/run && diff /etc/sv/lnd/run /etc/sv/lnd/run.new
if [ $? -ne 0 ]; then
sv -w 600 stop lnd || printf "ERROR: sv stop lnd failed\n" 1>&2
mv /etc/sv/lnd/run.new /etc/sv/lnd/run
sv start lnd || printf "ERROR: sv start lnd failed\n" 1>&2
fi
rm -f /etc/sv/lnd/run.new
# whatever happened above, try to ensure the service is up
chmod +x /etc/sv/lnd/run
[ ! -f /etc/sv/lnd/down ] && sv start lnd
}
lnd_cli_install() {
mkdir -p /opt/bin
cat <<EOF > /opt/bin/lncli.sh
#!/bin/sh
set -e
cli=$LND_HOME/$LND_VERSION_DIR_AARCH64/lncli
exec doas -u lnd \$cli --macaroonpath /ssd/lnd/data/chain/bitcoin/mainnet/admin.macaroon "\$@"
EOF
chmod +x /opt/bin/lncli.sh
}
lnd_apply() {
lnd_bin_install || return 1
lnd_svc_install || return 1
lnd_cli_install || return 1
}