Initial commit: add .gitignore and README

attach.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+MEMBER_NUMBER=$1
+MEMBER_NODE="member${MEMBER_NUMBER}quorum"
+echo "Attempting to connect to $MEMBER_NODE"
+if [ -z `docker compose -f docker-compose.yml ps -q ${MEMBER_NODE} 2>/dev/null` ] ; then
+  echo "$MEMBER_NUMBER is not a valid member node. Must be between 1 and 3" >&2
+  exit 1
+fi
+
+# can also do geth attach http://localhost:8545
+docker compose exec ${MEMBER_NODE} /bin/sh -c "geth attach /data/geth.ipc"