Add Oracle DR standby server scripts and Proxmox troubleshooting docs
- Add comprehensive Oracle backup and DR strategy documentation - Add RMAN backup scripts (full and incremental) - Add PowerShell transfer scripts for DR site - Add bash restore and verification scripts - Reorganize Oracle documentation structure - Add Proxmox troubleshooting guide for VM 201 HA errors and NFS storage issues 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
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Marius
124
oracle/standby-server-scripts/06_quick_verify_backups.sh
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124
oracle/standby-server-scripts/06_quick_verify_backups.sh
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#!/bin/bash
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# Quick Backup Verification - Verificare zilnică că backup-urile sunt OK
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# Rulează acest script ZILNIC (automat via cron) pentru monitoring
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BACKUP_DIR="/opt/oracle/backups/primary"
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LOG_FILE="/opt/oracle/logs/dr/verify_$(date +%Y%m%d).log"
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# Colors
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m'
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log() {
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local message="$1"
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local level="${2:-INFO}"
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local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
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case "$level" in
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"ERROR") color="$RED" ;;
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"SUCCESS") color="$GREEN" ;;
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"WARNING") color="$YELLOW" ;;
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*) color="$NC" ;;
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esac
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echo -e "${color}[$timestamp] [$level] $message${NC}" | tee -a "$LOG_FILE"
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}
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alert_email() {
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# TODO: Configure email alerts
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# echo "$1" | mail -s "Oracle DR Alert" admin@company.com
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log "ALERT: $1" "ERROR"
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}
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# ==================== CHECKS ====================
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log "=== DR Backup Verification Started ===" "INFO"
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# Check 1: Backup directory exists
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if [ ! -d "$BACKUP_DIR" ]; then
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alert_email "Backup directory not found: $BACKUP_DIR"
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exit 1
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fi
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log "✅ Backup directory exists"
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# Check 2: Backup files present
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backup_count=$(find "$BACKUP_DIR" -name "*.BKP" -o -name "*.bkp" 2>/dev/null | wc -l)
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if [ "$backup_count" -eq 0 ]; then
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alert_email "No backup files found in $BACKUP_DIR"
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exit 1
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fi
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log "✅ Found $backup_count backup file(s)"
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# Check 3: Latest backup age
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latest_backup=$(find "$BACKUP_DIR" -name "*.BKP" -o -name "*.bkp" 2>/dev/null | head -1)
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if [ -z "$latest_backup" ]; then
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alert_email "No backup files found!"
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exit 1
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fi
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latest_backup_age=$(( ($(date +%s) - $(stat -c %Y "$latest_backup")) / 3600 ))
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log "Latest backup: $(basename $latest_backup)"
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log "Backup age: $latest_backup_age hours"
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if [ $latest_backup_age -gt 30 ]; then
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alert_email "Latest backup is too old: $latest_backup_age hours (expected <30h)"
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log "❌ Backup TOO OLD!" "ERROR"
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exit 1
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elif [ $latest_backup_age -gt 26 ]; then
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log "⚠️ Backup is getting old (>26h)" "WARNING"
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else
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log "✅ Backup age is good (<26h)" "SUCCESS"
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fi
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# Check 4: Backup size reasonable
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backup_size=$(du -sh "$BACKUP_DIR" 2>/dev/null | awk '{print $1}')
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log "Total backup size: $backup_size"
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# Check 5: Disk space available
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free_space=$(df -h "$BACKUP_DIR" | tail -1 | awk '{print $4}')
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free_space_gb=$(df -BG "$BACKUP_DIR" | tail -1 | awk '{print $4}' | sed 's/G//')
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log "Free disk space: $free_space ($free_space_gb GB)"
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if [ "$free_space_gb" -lt 10 ]; then
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alert_email "Low disk space on DR: only ${free_space_gb}GB free!"
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log "❌ DISK SPACE LOW!" "ERROR"
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elif [ "$free_space_gb" -lt 20 ]; then
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log "⚠️ Disk space getting low (<20GB)" "WARNING"
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else
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log "✅ Disk space OK (>20GB free)" "SUCCESS"
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fi
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# Check 6: File integrity (quick check - just read first and last block)
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log "Running quick file integrity check..."
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if head -c 1024 "$latest_backup" > /dev/null 2>&1 && tail -c 1024 "$latest_backup" > /dev/null 2>&1; then
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log "✅ Backup file is readable" "SUCCESS"
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else
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alert_email "Backup file appears corrupted: $latest_backup"
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log "❌ BACKUP FILE CORRUPTED!" "ERROR"
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exit 1
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fi
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# Check 7: List all backup files with details
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log ""
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log "=== Backup Files Inventory ===" "INFO"
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find "$BACKUP_DIR" -name "*.BKP" -o -name "*.bkp" 2>/dev/null | while read file; do
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size=$(du -h "$file" | awk '{print $1}')
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age=$(( ($(date +%s) - $(stat -c %Y "$file")) / 3600 ))
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log " - $(basename $file): $size (${age}h old)"
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done
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# Summary
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log ""
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log "=== Verification Summary ===" "INFO"
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log "✅ Backup directory: OK"
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log "✅ Backup files: $backup_count present"
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log "✅ Latest backup age: ${latest_backup_age}h (threshold: 30h)"
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log "✅ Disk space: ${free_space_gb}GB free"
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log "✅ File integrity: OK"
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log ""
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log "=== DR Backup Verification COMPLETED ===" "SUCCESS"
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exit 0
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