script that tests htlc forwarding

electrum/tests/test_forwarding/test_forwarding.sh

@@ -0,0 +1,71 @@
+# alice -> bob -> carol
+
+ELECTRUM=./run_electrum
+
+HOME=/tmp
+
+if [[ $# -eq 0 ]]; then
+    echo "syntax: init|open|status|pay|close"
+    exit
+fi
+
+if [[ $1 == "init" ]]; then
+    rm -rf $HOME/alice/ $HOME/bob/ $HOME/carol/
+    $ELECTRUM create --regtest -D $HOME/alice/
+    $ELECTRUM create --regtest -D $HOME/bob/
+    $ELECTRUM create --regtest -D $HOME/carol/
+    $ELECTRUM setconfig --regtest -D $HOME/bob/ lightning_listen localhost:9735
+    bitcoin-cli -regtest sendtoaddress `$ELECTRUM getunusedaddress --regtest -D $HOME/alice/` 1
+    bitcoin-cli -regtest sendtoaddress `$ELECTRUM getunusedaddress --regtest -D $HOME/bob/` 1
+    bitcoin-cli -regtest sendtoaddress `$ELECTRUM getunusedaddress --regtest -D $HOME/carol/` 1
+    bitcoin-cli -regtest generate 1 > /dev/null
+    exit
+fi
+
+# start daemons. Bob is started first because he is listening
+$ELECTRUM daemon --regtest -D $HOME/bob/ -s 127.0.0.1:51001:t start
+$ELECTRUM daemon --regtest -D $HOME/bob/ load_wallet
+$ELECTRUM daemon --regtest -D $HOME/alice/ -s 127.0.0.1:51001:t start
+$ELECTRUM daemon --regtest -D $HOME/alice/ load_wallet
+$ELECTRUM daemon --regtest -D $HOME/carol/ -s 127.0.0.1:51001:t start
+$ELECTRUM daemon --regtest -D $HOME/carol/ load_wallet
+
+
+if [[ $1 == "open" ]]; then
+    bob_node=$($ELECTRUM --regtest -D $HOME/bob/ nodeid)
+    channel_id1=$($ELECTRUM --regtest -D $HOME/alice/ open_channel $bob_node 0.001 --channel_push 0.001)
+    echo "Channel ID" $channel_id1
+    channel_id2=$($ELECTRUM --regtest -D $HOME/carol/ open_channel $bob_node 0.001 --channel_push 0.001)
+    echo "Channel ID" $channel_id2
+    echo "mining 3 blocks"
+    bitcoin-cli -regtest generate 3
+fi
+
+if [[ $1 == "status" ]]; then
+    sleep 3
+    $ELECTRUM --regtest -D $HOME/bob list_channels
+fi
+
+if [[ $1 == "pay" ]]; then
+    sleep 3
+    request=$($ELECTRUM --regtest -D $HOME/carol/ addinvoice 0.0001 "blah")
+    echo $request
+    $ELECTRUM --regtest -D $HOME/alice/ lnpay $request
+    # sleep before stopping nodes
+    sleep 3
+fi
+
+if [[ $1 == "close" ]]; then
+   chan1=$($ELECTRUM --regtest -D $HOME/alice/ list_channels | jq -r ".[0].channel_point")
+   chan2=$($ELECTRUM --regtest -D $HOME/carol/ list_channels | jq -r ".[0].channel_point")
+   echo "Channel ID" $chan1
+   echo "Channel ID" $chan2
+   $ELECTRUM --regtest -D $HOME/alice/ close_channel $chan1
+   $ELECTRUM --regtest -D $HOME/carol/ close_channel $chan2
+   echo "mining 1 block"
+   bitcoin-cli -regtest generate 1
+fi
+   
+$ELECTRUM daemon --regtest -D $HOME/alice/ -s 127.0.0.1:51001:t stop
+$ELECTRUM daemon --regtest -D $HOME/bob/ -s 127.0.0.1:51001:t stop
+$ELECTRUM daemon --regtest -D $HOME/carol/ -s 127.0.0.1:51001:t stop