FROM cassandra:5.0

# Install backup tools only
RUN apt-get update && apt-get install -y \
	age \
	awscli \
	&& rm -rf /var/lib/apt/lists/*

# Copy backup script
COPY backup.sh /usr/local/bin/backup.sh
RUN chmod +x /usr/local/bin/backup.sh

# Create entrypoint that runs backups in a loop
RUN echo '#!/bin/bash\n\
set -e\n\
\n\
# Create age public key file from environment variable\n\
if [ -n "${AGE_PUBLIC_KEY}" ]; then\n\
    echo "${AGE_PUBLIC_KEY}" > /tmp/age_public_key.txt\n\
    chmod 644 /tmp/age_public_key.txt\n\
    echo "Age encryption enabled for backups"\n\
else\n\
    echo "Warning: AGE_PUBLIC_KEY not set - backups will not be encrypted"\n\
fi\n\
\n\
echo "Starting backup service - first backup in 5 minutes, then hourly"\n\
\n\
# Wait 5 minutes before first backup\n\
echo "Waiting 5 minutes for Cassandra to be ready..."\n\
sleep 300\n\
\n\
# Run backups in a loop\n\
while true; do\n\
    echo "-----------------------------------"\n\
    echo "Starting backup at $(date)"\n\
    /usr/local/bin/backup.sh || echo "Backup failed at $(date)"\n\
    echo "Next backup in 1 hour"\n\
    sleep 3600\n\
done\n\
' > /usr/local/bin/backup-entrypoint.sh && chmod +x /usr/local/bin/backup-entrypoint.sh

ENTRYPOINT ["/usr/local/bin/backup-entrypoint.sh"]