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- Config, docs, scripts, and backup manifests - Submodule refs unchanged (m = modified content in submodules) Made-with: Cursor
79 lines
2.6 KiB
Bash
Executable File
79 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# Load IP configuration
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
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source "${PROJECT_ROOT}/config/ip-addresses.conf" 2>/dev/null || true
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# IP Conflict Investigation Script for ${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-192.168.11.14}}}}}}
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IP="${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-${IP_DEVICE_14:-192.168.11.14}}}}}}"
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echo "=== Investigating IP: $IP ==="
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echo ""
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# Step 1: Ping test
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echo "1. Testing connectivity..."
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if ping -c 2 -W 2 $IP > /dev/null 2>&1; then
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echo " ✅ Device is reachable"
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else
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echo " ❌ Device is NOT reachable"
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exit 1
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fi
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# Step 2: ARP lookup
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echo ""
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echo "2. Checking ARP table..."
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MAC=$(arp -n $IP 2>/dev/null | awk '{print $3}' | grep -E '^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$')
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if [ -n "$MAC" ]; then
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echo " ✅ MAC Address: $MAC"
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echo " Checking MAC vendor..."
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# Extract first 6 characters (OUI)
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OUI=$(echo $MAC | tr '[:lower:]' '[:upper:]' | sed 's/[:-]//g' | cut -c1-6)
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echo " OUI: $OUI"
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else
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echo " ⚠️ No ARP entry found (unusual)"
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echo " Trying alternative method..."
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MAC=$(ip neigh show $IP 2>/dev/null | awk '{print $5}')
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if [ -n "$MAC" ]; then
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echo " ✅ MAC Address (from ip neigh): $MAC"
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else
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echo " ❌ Could not determine MAC address"
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fi
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fi
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# Step 3: SSH banner check
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echo ""
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echo "3. Checking SSH service..."
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SSH_BANNER=$(timeout 3 ssh -o ConnectTimeout=2 -o StrictHostKeyChecking=no root@$IP "echo 'Connected'" 2>&1 | grep -i "ubuntu\|debian\|openssh" | head -1)
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if [ -n "$SSH_BANNER" ]; then
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echo " SSH Info: $SSH_BANNER"
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else
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SSH_TEST=$(timeout 3 ssh -o ConnectTimeout=2 -o StrictHostKeyChecking=no root@$IP 2>&1 | head -5)
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echo " SSH Response:"
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echo "$SSH_TEST" | head -3
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fi
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# Step 4: Port scan
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echo ""
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echo "4. Checking open ports..."
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for port in 22 80 443 8006; do
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if timeout 2 nc -zv -w 1 $IP $port > /dev/null 2>&1; then
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echo " ✅ Port $port: OPEN"
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else
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echo " ❌ Port $port: CLOSED"
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fi
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done
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# Step 5: Check Proxmox hosts
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echo ""
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echo "5. Checking Proxmox cluster for this IP..."
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for host in ${PROXMOX_HOST_ML110:-192.168.11.10} ${PROXMOX_HOST_R630_01:-192.168.11.11} ${PROXMOX_HOST_R630_02:-192.168.11.12}; do
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echo " Checking $host..."
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ssh -o ConnectTimeout=3 root@$host "pct list 2>/dev/null | grep -E 'VMID|$IP' || qm list 2>/dev/null | grep -E 'VMID|$IP'" 2>/dev/null | head -5
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done
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echo ""
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echo "=== Investigation Complete ==="
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