Added ftp backup script

Dockerfile

@@ -9,7 +9,10 @@ RUN TF=`mktemp` &&\
 
 EXPOSE 35621/TCP 35622/UDP 35623/TCP
 
+COPY prefilebackup /usr/local/etc/urbackup/
+RUN chmod 0700 /usr/local/etc/urbackup/prefilebackup
+
 WORKDIR /app
-COPY run.sh /app
+COPY run.sh /app/
 
 CMD ["sh", "run.sh"]

prefilebackup

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+if [[ -z "$DO_FTP_BACKUP" ]]; then
+	exit 0
+fi
+
+# DISTANT DIRECTORY
+REMOTE_DIR="/"
+
+#LOCAL DIRECTORY
+LOCAL_DIR="/backup"
+
+# RUNTIME!
+echo
+echo "Starting download $REMOTE_DIR from $FTP_HOST to $LOCAL_DIR"
+date
+
+lftp -u "$FTP_USER","$FTP_PASSWORD" $FTP_HOST <<EOF
+set ssl:verify-certificate no
+mirror --delete --parallel=4 --use-pget-n=10 $REMOTE_DIR $LOCAL_DIR;
+exit
+EOF
+echo
+echo "Transfer finished"
+date