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devtools: Add fund_ln command to startup_regtest.sh

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fund_ln connects the two peers and funds a channel between them.

Changelog-Added: Added fund_ln to the contrib/startup_regtest.sh
This commit is contained in:
Dustin Dettmer
2022-02-28 18:59:47 -06:00
committed by Rusty Russell
parent 24b02c33cc
commit aac22f3cb1
1 changed files with 102 additions and 1 deletions
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103
contrib/startup_regtest.sh
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@@ -134,8 +134,11 @@ start_ln() {
# Kick it out of initialblockdownload if necessary
if bitcoin-cli -regtest getblockchaininfo | grep -q 'initialblockdownload.*true'; then
# Modern bitcoind needs createwallet
echo "Making \"default\" bitcoind wallet."
bitcoin-cli -regtest createwallet default >/dev/null 2>&1
bitcoin-cli -regtest generatetoaddress 1 "$(bitcoin-cli -regtest getnewaddress)" > /dev/null
else
bitcoin-cli -regtest loadwallet default
fi
alias bt-cli='bitcoin-cli -regtest'
@@ -145,7 +148,105 @@ start_ln() {
nodes="$1"
fi
start_nodes "$nodes" regtest
echo " bt-cli, stop_ln"
echo " bt-cli, stop_ln, fund_nodes"
}
ensure_bitcoind_funds() {
if [ -z "$ADDRESS" ]; then
ADDRESS=$(bitcoin-cli "$WALLET" -regtest getnewaddress)
fi
balance=$(bitcoin-cli -regtest "$WALLET" getbalance)
if [ 1 -eq "$(echo "$balance"'<1' | bc -l)" ]; then
printf "%s" "Mining into address " "$ADDRESS""... "
bitcoin-cli -regtest generatetoaddress 100 "$ADDRESS" > /dev/null
echo "done."
fi
}
fund_nodes() {
WALLET="default"
NODES=""
for var in "$@"; do
case $var in
-w=*|--wallet=*)
WALLET="${var#*=}"
;;
*)
NODES="${NODES:+${NODES} }${var}"
;;
esac
done
if [ -z "$NODES" ]; then
NODES=$(seq $node_count)
fi
WALLET="-rpcwallet=$WALLET"
ADDRESS=$(bitcoin-cli "$WALLET" -regtest getnewaddress)
ensure_bitcoind_funds
echo "bitcoind balance:" "$(bitcoin-cli -regtest "$WALLET" getbalance)"
last_node=""
for i in $NODES; do
if [ -z "$last_node" ]; then
last_node=$i
continue
fi
node1=$last_node
node2=$i
last_node=$i
L2_NODE_ID=$($LCLI -F --lightning-dir=/tmp/l"$node2"-regtest getinfo | sed -n 's/^id=\(.*\)/\1/p')
L2_NODE_PORT=$($LCLI -F --lightning-dir=/tmp/l"$node2"-regtest getinfo | sed -n 's/^binding\[0\].port=\(.*\)/\1/p')
$LCLI -H --lightning-dir=/tmp/l"$node1"-regtest connect "$L2_NODE_ID"@localhost:"$L2_NODE_PORT" > /dev/null
L1_WALLET_ADDR=$($LCLI -F --lightning-dir=/tmp/l"$node1"-regtest newaddr | sed -n 's/^bech32=\(.*\)/\1/p')
ensure_bitcoind_funds
bitcoin-cli -regtest "$WALLET" sendtoaddress "$L1_WALLET_ADDR" 1 > /dev/null
bitcoin-cli -regtest generatetoaddress 1 "$ADDRESS" > /dev/null
printf "%s" "Waiting for lightning node funds... "
while ! $LCLI -F --lightning-dir=/tmp/l"$node1"-regtest listfunds | grep -q "outputs"
do
sleep 1
done
echo "found."
printf "%s" "Funding channel from node " "$node1" " to node " "$node2"". "
$LCLI --lightning-dir=/tmp/l"$node1"-regtest fundchannel "$L2_NODE_ID" 1000000 > /dev/null
bitcoin-cli -regtest generatetoaddress 6 "$ADDRESS" > /dev/null
printf "%s" "Waiting for confirmation... "
while ! $LCLI -F --lightning-dir=/tmp/l"$node1"-regtest listchannels | grep -q "channels"
do
sleep 1
done
echo "done."
done
}
stop_nodes() {