diff --git a/duplicacy.sh b/duplicacy.sh
index 96b4b06..25dbd7f 100644
--- a/duplicacy.sh
+++ b/duplicacy.sh
@@ -1 +1,39 @@
-#!/bin/sh
\ No newline at end of file
+#!/bin/sh
+
+lockfile="/tmp/duplicacy.lock"
+FOLDERS_TO_BACKUP=("<folder to backup>" "<2nd folder to backup>")
+HOST=$(hostname -s)
+LOGFILE="/var/log/duplicacy/duplicacy_$(/bin/date +%Y%m%d-%H%M%S).log"
+
+if [ -e ${lockfile} ] && kill -0 `cat ${lockfile}`; then
+        echo "duplicacy backup already running" >> ${LOGFILE}
+        exit
+fi
+
+# make sure the lockfile is removed when we exit and then claim it
+trap "rm -f ${lockfile}; exit" INT TERM EXIT
+echo $$ > ${lockfile}
+
+# run the backup
+for folder in ${FOLDERS_TO_BACKUP[@]}; do
+	# removes the slashes and replaces with a dash
+	id=${HOST}${folder////-}
+	cd ${folder}
+    if [ -d "${folder}/.duplicacy" ]; then
+    	duplicacy -verbose -log backup -stats >> ${LOGFILE} 2>&1
+    else
+    	# sftp password	DUPLICACY_SSH_PASSWORD	DUPLICACY_<STORAGENAME>_SSH_PASSWORD	ssh_password
+    	echo "Please enter duplicacy ssh password"
+    	read -S SSH_PASSWORD
+        export DUPLICACY_SSH_PASSWORD=${SSH_PASSWORD}
+    	duplicacy init ${id} sftp://duplicacy@gauntnas.home.johnhgaunt.com//mnt/data-pool/duplicacy/data
+        duplicacy set -key ssh_password -value "${SSH_PASSWORD}"
+        SSH_PASSWORD=''
+    fi
+done
+
+# compress the logs
+pigz $(dirname ${LOGFILE})/*.log
+
+# clean up lockfile
+rm -f ${lockfile}
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