42 lines
1.3 KiB
Bash
Executable File
42 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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# backup-audit-check.sh — Daily check: was yesterday's full backup successful?
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# Runs ~1h after scheduled backup (2 AM UTC). Reports to Germaine.
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set -euo pipefail
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ENDPOINT="https://s3.us-east-1.wasabisys.com"
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BUCKET="hermes-vps-backups"
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PREFIX="hermes-full-backup"
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if [ -f /opt/awscli-venv/bin/activate ]; then
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source /opt/awscli-venv/bin/activate
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fi
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# Get the latest backup file
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latest=$(aws s3 ls "s3://$BUCKET/$PREFIX/" --endpoint-url "$ENDPOINT" 2>&1 | grep "\.tar\.gz$" | sort | tail -1)
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if [ -z "$latest" ]; then
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echo "🔴 BACKUP AUDIT: No full backup archives found on S3!"
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exit 1
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fi
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date_str=$(echo "$latest" | awk '{print $1}')
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size_bytes=$(echo "$latest" | awk '{print $3}')
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file_name=$(echo "$latest" | awk '{print $4}')
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# Convert date to epoch
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backup_epoch=$(date -d "$date_str" +%s 2>/dev/null || date -j -f "%Y-%m-%d" "$date_str" +%s 2>/dev/null)
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now_epoch=$(date +%s)
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age_hours=$(( (now_epoch - backup_epoch) / 3600 ))
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if [ "$age_hours" -lt 36 ]; then
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echo "✅ BACKUP OK — Last full backup: $file_name ($date_str, ${size_bytes}B, ${age_hours}h ago)"
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exit 0
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elif [ "$age_hours" -lt 60 ]; then
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echo "⚠️ BACKUP WARNING — Last backup $age_hours hours old: $file_name"
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exit 0
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else
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echo "🔴 BACKUP STALE — Last backup was $age_hours hours ago: $file_name"
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exit 1
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fi
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