check for legacy directory (#1757)

move data_path for docker to prevent resync
symlink from /usr/bin/nano_node to /usr/bin/rai_node  for legacy

docker/node/Dockerfile

@@ -24,4 +24,5 @@ COPY --from=0 /etc/nano-network /etc
 COPY docker/node/entry.sh /entry.sh
 COPY docker/node/config /usr/share/nano/config
 RUN chmod +x /entry.sh
+RUN ln -s /usr/bin/nano_node /usr/bin/rai_node
 CMD ["/bin/bash",  "/entry.sh"]

docker/node/entry.sh

@@ -20,9 +20,17 @@ case "${network}" in
                 ;;
 esac
 
+raidir="${HOME}/RaiBlocks${dirSuffix}"
 nanodir="${HOME}/Nano${dirSuffix}"
 dbFile="${nanodir}/data.ldb"
-mkdir -p "${nanodir}"
+
+if [ -d "${raidir}" ]; then
+	echo "Moving ${raidir} to ${nanodir}"
+	mv $raidir $nanodir
+else
+	mkdir -p "${nanodir}"
+fi
+
 if [ ! -f "${nanodir}/config.json" ]; then
         echo "Config File not found, adding default."
         cp "/usr/share/nano/config/${network}.json" "${nanodir}/config.json"