[node.sh] print out running binary version

We used to check only the installed version of harmony binary.
There are cases when validator didn't restrart the harmony process
even though the binary was updated.

So, we print out both on-disk binary version and the running version.

Signed-off-by: Leo Chen <leo@harmony.one>

scripts/node.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-version="v1 20200606.0"
+version="v1 20200723.0"
 
 unset -v progname
 progname="${0##*/}"
@@ -308,7 +308,10 @@ do
    r) pprof="${OPTARG}";;
    v) msg "version: $version"
       exit 0 ;;
-   V) LD_LIBRARY_PATH=. ./harmony -version
+   V) INSTALLED_VERSION=$(LD_LIBRARY_PATH=. ./harmony -version 2>&1)
+      RUNNING_VERSION=$(curl -s --request POST 'http://127.0.0.1:9500/' --header 'Content-Type: application/json' --data-raw '{ "jsonrpc": "2.0", "method": "hmyv2_getNodeMetadata", "params": [], "id": 1}' | grep -Eo '"version":"[^"]*"' | cut -c11- | tr -d \")
+      echo "Binary  Version: $INSTALLED_VERSION"
+      echo "Running Version: $RUNNING_VERSION"
       exit 0 ;;
    Y) verify=true;;
    z) staking_mode=true;;