Updated docker_backup.sh with rclone synching

rclone now syncs the local backup files to gdrive
Edited some working to make things clearer

Author: 877dev

scripts/docker_backup.sh

@@ -41,6 +41,7 @@ echo $backupfile >>$logfile
 du -h ./backups/$backupfile
 
 #remove older local backup files
+#to change backups retained,  change below +8 to whatever you want (days retained +1)
 ls -t1 ./backups/backup* | tail -n +8 | sudo xargs rm -f
 echo "last seven local backup files are saved in ~/IOTstack/backups"
 
@@ -59,32 +60,36 @@ if [ -f ./backups/dropbox ]; then
 	$dropboxuploader upload ./backups/$backupfile $dropboxfolder
 
 	#list older files to be deleted from cloud (exludes last 7)
-	echo "getting older filenames to be deleted from cloud"
+	#to change dropbox backups retained, change below -7 to whatever you want
+	echo "getting older filenames to be deleted from dropbox"
 	files=$($dropboxuploader list $dropboxfolder | awk {' print $3 '} | tail -n +2 | head -n -7)
 
-	#write files to be deleted to logfile
+	#write files to be deleted to dropbox logfile
 	sudo touch $dropboxlog
 	sudo chown pi:pi $dropboxlog
 	echo $files | tr " " "\n" >$dropboxlog
 
-	#delete files from cloud as per logfile
-	echo "deleting files from cloud - last 7 files are kept"
-	echo "if less than 7 files are in cloud you wil see FAILED message below"
+	#delete files from dropbox as per logfile
+	echo "deleting files from dropbox - last 7 files are kept"
+	echo "if less than 7 files are in dropbox you wil see FAILED message below"
 	input=$dropboxlog
 	while IFS= read -r file
 	do
 	    $dropboxuploader delete $dropboxfolder/$file
 	done < "$input"
 
-	echo "deleted from cloud" >>$dropboxlog
+	echo "deleted from dropbox" >>$dropboxlog
 
 fi
 
 
 #cloud related - google drive
 if [ -f ./backups/rclone ]; then
-	echo "uploading to Google Drive"
-	rclone -P copy ./backups/$backupfile gdrive:/IOTstackBU/
+	echo "synching to Google Drive"
+	echo "latest 7 backup files are kept"
+	#sync local backups to gdrive (older gdrive copies will be deleted)
+	rclone sync -P ./backups --include "/backup*"  gdrive:/IOTstackBU/
+	echo "synch with Google Drive complete"
 fi