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#!/bin/bash
_temp="./download/dialog.$$"
_error="./.error.out"
# load raspiblitz config data (with backup from old config)
source /mnt/hdd/raspiblitz.conf 2>/dev/null
if [ ${#network} -eq 0 ]; then network=`cat .network`; fi
if [ ${#chain} -eq 0 ]; then
echo "gathering chain info ... please wait"
chain=$(${network}-cli getblockchaininfo | jq -r '.chain')
fi
# set ntwork map info
networkMap="https://lnmainnet.gaben.win"
if [ "$network" = "litecoin" ]; then
networkMap="https://lnexplorer.hcwong.me"
fi
if [ "$chain" = "test" ]; then
networkMap="https://explorer.acinq.co"
fi
# let user enter a <pubkey>@host
l1="Enter the node pubkey address with host information:"
l2="example -----> 024ddf33[...]1f5f9f3@91.65.1.38:9735"
l3="network map -> ${networkMap}"
dialog --title "Open a Connection to a Peer" \
--backtitle "Lightning ( ${network} | ${chain} )" \
--inputbox "$l1\n$l2\n$l3" 10 60 2>$_temp
_input=$(cat $_temp | xargs )
shred $_temp
if [ ${#_input} -eq 0 ]; then
exit 1
fi
# build command
command="lncli --chain=${network} --network=${chain}net connect ${_input}"
# info output
clear
echo "******************************"
echo "Connect to A Lightning Node"
echo "******************************"
echo ""
echo "COMMAND LINE: "
echo $command
echo ""
echo "RESULT (might have to wait for timeout):"
win=1
info=""
# check if input is available
if [ ${#_input} -lt 10 ]; then
win=0
info="node pubkey@host info is too short"
else
gotAt=$(echo $_input | grep '@' -c)
if [ ${gotAt} -eq 0 ]; then
win=0
info="format is not pubkey@host - @ is missing"
fi
fi
# execute command
sleep 2
result="$info"
if [ ${win} -eq 1 ]; then
result=$($command 2>$_error)
fi
# on no result
if [ ${#result} -eq 0 ]; then
# basic error
win=0
info="No return value. Error not known."
# try to get error output
result=`cat ${_error}`
echo "$result"
# basic cli error
cliError=$(echo "${result}" | grep "[lncli]" -c )
if [ ${cliError} -gt 0 ]; then
info="Its possible that LND daemon is not running, not configured correct or not connected to the lncli."
fi
else
# when result is available
echo "$result"
# check if the node is now in peer list
pubkey=$(echo $_input | cut -d '@' -f1)
isPeer=$(lncli --chain=${network} --network=${chain}net listpeers 2>/dev/null| grep "${pubkey}" -c)
if [ ${isPeer} -eq 0 ]; then
# basic error message
win=0
info="Was not able to establish connection to node."
# TODO: try to find out more details from cli output
else
info="Perfect - a connection to that node got established :)"
fi
fi
# output info
echo ""
if [ ${win} -eq 1 ]; then
echo "******************************"
echo "WIN"
echo "******************************"
echo "${info}"
echo ""
echo "Whats next? --> Open a channel with that node."
else
echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
echo "FAIL"
echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
echo "${info}"
fi
echo ""