setupSimnet

# Before starting, install btcd, lnd and jq. `sudo snap install jq`
# Also create a directory 'alice' in /home/user/.lnd/
# And add btcd.conf and lnd.conf in /home/user/.lnd and /home/user/.btcd
#
# btcd.conf:
# simnet=1
# ----------------
# lnd.conf:
# noseedbackup=1
#
# [Bitcoin]
# bitcoin.simnet=1
# bitcoin.active=1
# bitcoin.node=btcd
#
# [btcd]
# btcd.rpcuser=kek
# btcd.rpcpass=kek

alias lnclia="lncli --rpcserver=localhost:10001 --lnddir=/home/user/.lnd/alice --macaroonpath=/home/user/.lnd/alice/data/chain/bitcoin/simnet/admin.macaroon"

cp /home/user/.lnd/lnd.conf /home/user/.lnd/alice/

# Set up BTCD
btcd & pid=$!
sleep 1
x-terminal-emulator -e "lnd"
sleep 5
miningaddr=`lncli --network=simnet newaddress np2wkh | jq -r .address`
# Shut down btcd, and start a new instance with a miningaddr.
kill "$pid"
sleep 3
btcd --miningaddr=$miningaddr &

# Start the other LND peer
lnd --rpclisten=localhost:10001 --listen=localhost:10011 --restlisten=localhost:8001 --configfile=/home/user/.lnd/lnd.conf --lnddir=/home/user/.lnd/alice/ &
# Its a good idea to save this command as 'lnda', by doing alias lnda=lnd --rpclisten=localhost:10001 --listen=localhost:10011 --restlisten=localhost:8001 --lnddir=/home/user/.lnd/alice/
# Also save the lncli command 'alias lnclia=lncli --rpcserver=localhost:10001 --lnddir=/home/user/.lnd/alice --macaroonpath=/home/user/.lnd/alice/data/chain/bitcoin/simnet/admin.macaroon'

# Open a channel between lnd and alice
lnd_identity_pubkey=`lncli --network=simnet getinfo | jq -r .identity_pubkey`
lnclia --network=simnet connect $lnd_identity_pubkey@localhost
# In order to activate segwit(which is required for lightning), 300 blocks needs to be mined
btcctl --simnet --rpcuser=kek --rpcpass=kek generate 300
sleep 3
lncli --network=simnet openchannel --node_key=`lncli --network=simnet listpeers | jq -r .peers[0].pub_key` --local_amt=8000000 --push_amt=4000000
btcctl --simnet --rpcuser=kek --rpcpass=kek generate 10
sleep 1

# To see the channel
lnclia --network=simnet listchannels

# Try to pay a invoice, to make sure everything is set up correctly
lnclia --network=simnet payinvoice `lncli --network=simnet addinvoice --amt=999 | jq -r .pay_req`