init

scripts/backup.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+BACKUP_FILE="sqlite_$(date "+%F-%H%M%S")"
+
+sqlite3 ${DB_FILE} ".backup '/tmp/db.sqlite'"
+tar -zcvf /tmp/${BACKUP_FILE}.tar.gz /tmp/db.sqlite
+
+/scripts/minio_uploader.sh copy /tmp/${BACKUP_FILE}.tar.gz ${MINIO_PATH}
+
+rm /tmp/${BACKUP_FILE}.tar.gz
+
+if [ ! -z $DELETE_AFTER ] && [ $DELETE_AFTER -gt 0 ]
+then
+  /scripts/deleteold.sh ${MINIO_PATH}
+fi

scripts/deleteold.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+# Seconds since epoch for current time
+DATE_NOW=$(date +%s)
+
+/scripts/minio_uploader.sh list $MINIO_PATH | grep "sqlite_" | while read LINE
+do
+  BACKUP_FILENAME=$(echo $LINE | awk '{ print $3 }')
+
+  BACKUP_DATE=$(echo $BACKUP_FILENAME | awk 'BEGIN { FS = "[_-]" } ; { printf "%s-%s-%s",$2,$3,$4 }')
+
+  if [[ $BACKUP_DATE =~ ^[0-9]{4}-[0-9]{2}-[0-9]{2}$ ]]
+  then
+    BACKUP_DATE_SECS=$(date -d $BACKUP_DATE +%s)
+
+    DAYS_DIFF=$(( ($DATE_NOW - $BACKUP_DATE_SECS) / (60*60*24) ))
+
+    if [ "$DAYS_DIFF" -gt "$DELETE_AFTER" ]
+    then
+      echo "File $BACKUP_FILENAME is $DAYS_DIFF days old (greater than $DELETE_AFTER days). Deleting it."
+      /scripts/minio_uploader.sh delete /$BACKUP_FILENAME
+    fi
+  fi
+done

scripts/entrypoint.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+echo "${CRONTAB} /scripts/backup.sh" > /etc/crontabs/root
+
+/scripts/backup.sh
+exec crond -f

scripts/minio_uploader.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+rclone config create myminio s3 provider Minio access_key_id $MINIO_ACCOUNT_ID secret_access_key $MINIO_APPLICATION_KEY endpoint $MINIO_ENDPOINT region $MINIO_LOCATION acl private
+
+case $1 in
+	copy)
+		echo "copy from $2 to $3"
+		rclone copy --progress $2 $3
+	;;
+	list)
+		echo "list $2"
+		rclone ls $2
+	;;
+	delete)
+		echo "delete $2"
+		rclone delete $2
+	;;
+esac