2026-02-05/1
This commit is contained in:
Hamza-Ayed
463
system_check.sh
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463
system_check.sh
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@@ -0,0 +1,463 @@
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#!/bin/bash
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# ════════════════════════════════════════════════════════════════
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# 🔍 TRIPZ FORTRESS v8.2 - Comprehensive System Check
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# ════════════════════════════════════════════════════════════════
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# استخدم هذا السكريبت لفحص حالة النظام الأمني بالكامل
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# ════════════════════════════════════════════════════════════════
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set -euo pipefail
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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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BLUE='\033[0;34m'
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CYAN='\033[0;36m'
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NC='\033[0m'
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# Counters
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TOTAL_CHECKS=0
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PASSED_CHECKS=0
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FAILED_CHECKS=0
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WARNING_CHECKS=0
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# Functions
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check_pass() {
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echo -e "${GREEN}✅ $1${NC}"
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((PASSED_CHECKS++))
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((TOTAL_CHECKS++))
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}
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check_fail() {
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echo -e "${RED}❌ $1${NC}"
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((FAILED_CHECKS++))
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((TOTAL_CHECKS++))
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}
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check_warn() {
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echo -e "${YELLOW}⚠️ $1${NC}"
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((WARNING_CHECKS++))
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((TOTAL_CHECKS++))
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}
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info() {
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echo -e "${CYAN}ℹ️ $1${NC}"
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}
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section() {
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echo ""
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echo -e "${BLUE}════════════════════════════════════════════════════════${NC}"
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echo -e "${BLUE}$1${NC}"
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echo -e "${BLUE}════════════════════════════════════════════════════════${NC}"
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}
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# Main
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clear
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cat <<'BANNER'
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════════════════════════════════════════════════════════════════
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🔍 TRIPZ FORTRESS v8.2 - System Health Check
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════════════════════════════════════════════════════════════════
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BANNER
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echo ""
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info "Starting comprehensive system check..."
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info "Date: $(date '+%Y-%m-%d %H:%M:%S')"
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info "Hostname: $(hostname)"
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echo ""
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# ════════════════════════════════════════════════════════════════
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# 1. BASIC SYSTEM INFO
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# ════════════════════════════════════════════════════════════════
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section "1️⃣ BASIC SYSTEM INFORMATION"
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# OS Info
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if [ -f /etc/os-release ]; then
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OS_NAME=$(grep PRETTY_NAME /etc/os-release | cut -d'"' -f2)
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info "Operating System: $OS_NAME"
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check_pass "OS detected"
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else
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check_fail "Cannot detect OS"
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fi
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# Kernel
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KERNEL=$(uname -r)
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info "Kernel: $KERNEL"
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check_pass "Kernel detected"
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# Uptime
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UPTIME=$(uptime -p)
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info "Uptime: $UPTIME"
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# Resources
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MEMORY_TOTAL=$(free -h | awk '/^Mem:/ {print $2}')
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MEMORY_USED=$(free -h | awk '/^Mem:/ {print $3}')
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MEMORY_PERCENT=$(free | awk '/^Mem:/ {printf "%.0f", $3/$2 * 100}')
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info "Memory: $MEMORY_USED / $MEMORY_TOTAL (${MEMORY_PERCENT}%)"
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if [ "$MEMORY_PERCENT" -lt 80 ]; then
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check_pass "Memory usage OK"
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elif [ "$MEMORY_PERCENT" -lt 90 ]; then
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check_warn "Memory usage high: ${MEMORY_PERCENT}%"
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else
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check_fail "Memory usage critical: ${MEMORY_PERCENT}%"
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fi
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DISK_USAGE=$(df -h / | awk 'NR==2 {print $5}' | sed 's/%//')
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DISK_USED=$(df -h / | awk 'NR==2 {print $3}')
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DISK_TOTAL=$(df -h / | awk 'NR==2 {print $2}')
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info "Disk: $DISK_USED / $DISK_TOTAL (${DISK_USAGE}%)"
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if [ "$DISK_USAGE" -lt 80 ]; then
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check_pass "Disk usage OK"
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elif [ "$DISK_USAGE" -lt 90 ]; then
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check_warn "Disk usage high: ${DISK_USAGE}%"
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else
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check_fail "Disk usage critical: ${DISK_USAGE}%"
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fi
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# ════════════════════════════════════════════════════════════════
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# 2. NETWORK CONNECTIVITY
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# ════════════════════════════════════════════════════════════════
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section "2️⃣ NETWORK CONNECTIVITY"
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# Internet
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if ping -c 2 8.8.8.8 &>/dev/null; then
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check_pass "Internet connectivity"
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else
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check_fail "No internet connection"
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fi
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# DNS
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if ping -c 2 google.com &>/dev/null; then
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check_pass "DNS resolution"
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else
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check_fail "DNS resolution failed"
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fi
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# External IP
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EXTERNAL_IP=$(curl -s ifconfig.me 2>/dev/null || echo "unknown")
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info "External IP: $EXTERNAL_IP"
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# ════════════════════════════════════════════════════════════════
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# 3. SECURITY SERVICES
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# ════════════════════════════════════════════════════════════════
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section "3️⃣ SECURITY SERVICES"
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# SSH
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if systemctl is-active --quiet sshd; then
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check_pass "SSH (sshd) active"
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# SSH Config
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SSH_PORT=$(grep -E "^Port " /etc/ssh/sshd_config | awk '{print $2}' || echo "22")
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info "SSH Port: $SSH_PORT"
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if [ "$SSH_PORT" != "22" ]; then
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check_pass "SSH port changed from default"
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else
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check_warn "SSH still on default port 22"
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fi
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# Password Authentication
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if grep -q "^PasswordAuthentication no" /etc/ssh/sshd_config; then
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check_pass "Password authentication disabled"
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else
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check_warn "Password authentication enabled"
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fi
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# Root Login
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if grep -q "^PermitRootLogin no" /etc/ssh/sshd_config; then
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check_pass "Root login disabled"
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else
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check_warn "Root login enabled"
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fi
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else
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check_fail "SSH (sshd) not running"
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fi
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# UFW
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if systemctl is-active --quiet ufw; then
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check_pass "UFW firewall active"
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UFW_STATUS=$(ufw status | head -1 | awk '{print $2}')
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if [ "$UFW_STATUS" == "active" ]; then
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check_pass "UFW enabled"
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else
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check_fail "UFW not enabled"
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fi
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else
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check_fail "UFW not installed/running"
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fi
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# Fail2Ban
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if systemctl is-active --quiet fail2ban 2>/dev/null; then
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check_pass "Fail2Ban active"
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# Banned IPs
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if command -v fail2ban-client &>/dev/null; then
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BANNED_COUNT=$(fail2ban-client status sshd 2>/dev/null | grep "Currently banned:" | awk '{print $4}' || echo "0")
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info "Currently banned IPs: $BANNED_COUNT"
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fi
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else
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check_warn "Fail2Ban not active (optional but recommended)"
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fi
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# Knockd (Port Knocking)
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if systemctl is-active --quiet knockd 2>/dev/null; then
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check_pass "Port Knocking (knockd) active"
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if [ -f /etc/knockd.conf ]; then
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KNOCK_SEQ=$(grep -A 1 "\[openSSH\]" /etc/knockd.conf | grep sequence | awk '{print $3}')
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info "Knock sequence: $KNOCK_SEQ"
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fi
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else
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check_warn "Port Knocking not active (optional)"
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fi
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# Endlessh (Honeypot)
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if systemctl is-active --quiet endlessh 2>/dev/null; then
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check_pass "Endlessh honeypot active"
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else
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check_warn "Endlessh honeypot not active (optional)"
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fi
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# Fake MySQL
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if systemctl is-active --quiet fake-mysql 2>/dev/null; then
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check_pass "Fake MySQL trap active"
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else
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check_warn "Fake MySQL trap not active (optional)"
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fi
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# ════════════════════════════════════════════════════════════════
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# 4. SYSTEM HARDENING
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# ════════════════════════════════════════════════════════════════
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section "4️⃣ SYSTEM HARDENING"
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# sysctl checks
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if grep -q "net.ipv4.tcp_syncookies = 1" /etc/sysctl.conf; then
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check_pass "SYN flood protection enabled"
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else
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check_warn "SYN flood protection not configured"
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fi
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if grep -q "net.ipv4.conf.all.rp_filter = 1" /etc/sysctl.conf; then
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check_pass "Reverse path filtering enabled"
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else
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check_warn "Reverse path filtering not configured"
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fi
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if grep -q "kernel.kptr_restrict = 2" /etc/sysctl.conf; then
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check_pass "Kernel pointer protection enabled"
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else
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check_warn "Kernel pointer protection not configured"
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fi
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# ════════════════════════════════════════════════════════════════
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# 5. USERS & AUTHENTICATION
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# ════════════════════════════════════════════════════════════════
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section "5️⃣ USERS & AUTHENTICATION"
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# Admin user
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ADMIN_USER=$(grep -E "^AllowUsers" /etc/ssh/sshd_config | awk '{print $2}' || echo "unknown")
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if [ "$ADMIN_USER" != "unknown" ]; then
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info "Admin user: $ADMIN_USER"
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check_pass "Admin user configured"
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# Check sudo access
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if [ -f "/etc/sudoers.d/$ADMIN_USER" ]; then
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check_pass "Sudo access configured"
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fi
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else
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check_warn "No specific admin user configured"
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fi
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# Check for users with UID 0 (root equivalents)
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ROOT_USERS=$(awk -F: '$3 == 0 {print $1}' /etc/passwd | grep -v "^root$" | wc -l)
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if [ "$ROOT_USERS" -eq 0 ]; then
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check_pass "No additional UID 0 users"
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else
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check_warn "Found $ROOT_USERS additional UID 0 users"
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fi
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# ════════════════════════════════════════════════════════════════
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# 6. BACKUPS
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# ════════════════════════════════════════════════════════════════
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section "6️⃣ BACKUP SYSTEM"
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# Check backup directory
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if [ -d "/backup/fortress" ]; then
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check_pass "Backup directory exists"
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# Count backups
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BACKUP_COUNT=$(ls -1 /backup/fortress/*.enc 2>/dev/null | wc -l || echo "0")
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info "Backup files: $BACKUP_COUNT"
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if [ "$BACKUP_COUNT" -gt 0 ]; then
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check_pass "Backups found"
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# Last backup
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LAST_BACKUP=$(ls -t /backup/fortress/*.enc 2>/dev/null | head -1)
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if [ -n "$LAST_BACKUP" ]; then
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LAST_BACKUP_DATE=$(stat -c %y "$LAST_BACKUP" | cut -d' ' -f1)
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info "Last backup: $LAST_BACKUP_DATE"
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# Check if recent (within 2 days)
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DAYS_SINCE_BACKUP=$(( ($(date +%s) - $(stat -c %Y "$LAST_BACKUP")) / 86400 ))
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if [ "$DAYS_SINCE_BACKUP" -le 2 ]; then
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check_pass "Recent backup available"
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else
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check_warn "Last backup is $DAYS_SINCE_BACKUP days old"
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fi
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fi
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else
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check_warn "No backups found"
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fi
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else
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check_warn "Backup directory not found"
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fi
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# Check cron job
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if crontab -l 2>/dev/null | grep -q "fortress/backup.sh"; then
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check_pass "Backup cron job configured"
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else
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check_warn "No backup cron job found"
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fi
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# ════════════════════════════════════════════════════════════════
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# 7. MONITORING & LOGGING
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# ════════════════════════════════════════════════════════════════
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section "7️⃣ MONITORING & LOGGING"
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# Log directory
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if [ -d "/var/log/fortress" ]; then
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check_pass "Fortress log directory exists"
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LOG_SIZE=$(du -sh /var/log/fortress 2>/dev/null | awk '{print $1}')
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info "Log directory size: $LOG_SIZE"
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else
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check_warn "Fortress log directory not found"
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fi
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# Check for large log files
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LARGE_LOGS=$(find /var/log -type f -size +100M 2>/dev/null | wc -l)
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if [ "$LARGE_LOGS" -gt 0 ]; then
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check_warn "Found $LARGE_LOGS log files >100MB"
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else
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check_pass "No excessively large log files"
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fi
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# Telegram notifications
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if [ -x "/usr/local/bin/fortress/telegram_notify.sh" ]; then
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check_pass "Telegram notification script available"
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else
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check_warn "Telegram notifications not configured"
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fi
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# ════════════════════════════════════════════════════════════════
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# 8. OPEN PORTS
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# ════════════════════════════════════════════════════════════════
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section "8️⃣ OPEN PORTS"
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info "Listening ports:"
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ss -tuln | grep LISTEN | awk '{print " " $5}' | sort -u
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# Critical ports check
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CRITICAL_PORTS=("22" "80" "443")
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for port in "${CRITICAL_PORTS[@]}"; do
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if ss -tuln | grep -q ":$port "; then
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info "Port $port is listening"
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fi
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done
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# ════════════════════════════════════════════════════════════════
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# 9. SECURITY ADVISORIES
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# ════════════════════════════════════════════════════════════════
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section "9️⃣ SECURITY RECOMMENDATIONS"
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RECOMMENDATIONS=()
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# Check if running as root unnecessarily
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if [ "$(id -u)" -eq 0 ]; then
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RECOMMENDATIONS+=("⚠️ Don't run routine tasks as root - use sudo when needed")
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fi
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# Check SSH on default port
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if ss -tuln | grep -q ":22 " && ! systemctl is-active --quiet endlessh; then
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RECOMMENDATIONS+=("⚠️ SSH on port 22 without honeypot - consider using Port Knocking")
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fi
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# Check for pending updates
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if command -v apt &>/dev/null; then
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PENDING_UPDATES=$(apt list --upgradable 2>/dev/null | grep -c "upgradable" || echo "0")
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if [ "$PENDING_UPDATES" -gt 0 ]; then
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RECOMMENDATIONS+=("⚠️ $PENDING_UPDATES pending system updates - run: sudo apt update && sudo apt upgrade")
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fi
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fi
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||||
# Display recommendations
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if [ ${#RECOMMENDATIONS[@]} -gt 0 ]; then
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echo ""
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||||
for rec in "${RECOMMENDATIONS[@]}"; do
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echo -e "${YELLOW}$rec${NC}"
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done
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else
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check_pass "No critical recommendations"
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fi
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# ════════════════════════════════════════════════════════════════
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# 10. FINAL SUMMARY
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# ════════════════════════════════════════════════════════════════
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section "📊 FINAL SUMMARY"
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echo ""
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echo -e "${CYAN}Total Checks: $TOTAL_CHECKS${NC}"
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echo -e "${GREEN}Passed: $PASSED_CHECKS${NC}"
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||||
echo -e "${RED}Failed: $FAILED_CHECKS${NC}"
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||||
echo -e "${YELLOW}Warnings: $WARNING_CHECKS${NC}"
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echo ""
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||||
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||||
# Calculate score
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SCORE=$(( (PASSED_CHECKS * 100) / TOTAL_CHECKS ))
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||||
if [ "$SCORE" -ge 90 ]; then
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echo -e "${GREEN}═══════════════════════════════════════════════════════${NC}"
|
||||
echo -e "${GREEN}✅ EXCELLENT SECURITY POSTURE (Score: $SCORE%)${NC}"
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||||
echo -e "${GREEN}═══════════════════════════════════════════════════════${NC}"
|
||||
elif [ "$SCORE" -ge 70 ]; then
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echo -e "${YELLOW}═══════════════════════════════════════════════════════${NC}"
|
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echo -e "${YELLOW}⚠️ GOOD SECURITY, SOME IMPROVEMENTS NEEDED (Score: $SCORE%)${NC}"
|
||||
echo -e "${YELLOW}═══════════════════════════════════════════════════════${NC}"
|
||||
else
|
||||
echo -e "${RED}═══════════════════════════════════════════════════════${NC}"
|
||||
echo -e "${RED}❌ SECURITY NEEDS ATTENTION (Score: $SCORE%)${NC}"
|
||||
echo -e "${RED}═══════════════════════════════════════════════════════${NC}"
|
||||
fi
|
||||
|
||||
echo ""
|
||||
info "Check completed at: $(date '+%Y-%m-%d %H:%M:%S')"
|
||||
info "For detailed logs, check: /var/log/fortress/"
|
||||
echo ""
|
||||
|
||||
# ════════════════════════════════════════════════════════════════
|
||||
# Exit with appropriate code
|
||||
# ════════════════════════════════════════════════════════════════
|
||||
|
||||
if [ "$FAILED_CHECKS" -gt 0 ]; then
|
||||
exit 1
|
||||
elif [ "$WARNING_CHECKS" -gt 3 ]; then
|
||||
exit 2
|
||||
else
|
||||
exit 0
|
||||
fi
|
||||
Reference in New Issue
Block a user