Vault warden and backup

backup/Dockerfile

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+FROM alpine:latest
+RUN apk add --no-cache rsync tzdata
+
+COPY backup.sh /usr/local/bin/backup.sh
+RUN chmod +x /usr/local/bin/backup.sh
+
+CMD ["crond", "-f", "-l", "2"]

backup/backup.sh

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+#!/bin/sh
+
+# Format the current date
+NOW=$(date +"%Y-%m-%d")
+
+# Create the archive directory if it does not exist
+mkdir -p /backup/archive
+
+# Run rsync with an exclude file and a backup directory for changed/deleted files
+rsync -av --delete \
+  --exclude-from=/config/exclude.txt \
+  --backup --backup-dir=/backup/archive/$NOW \
+  /data/ /backup/latest/
+
+# Find and delete archive directories older than 7 days
+find /backup/archive/ -mindepth 1 -maxdepth 1 -type d -mtime +7 -exec rm -rf {} +

backup/crontab.txt

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+# Run the backup every day at 2:00 AM
+0 2 * * * /usr/local/bin/backup.sh

backup/exclude.txt

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+*.log
+.backups
+.DS_Store
+._*