---
- name: Check VPN Test Results from Client
  hosts: production
  gather_facts: no
  become: no

  tasks:
    - name: Check latest Grafana access attempts
      shell: |
        cd ~/deployment/stacks/traefik
        echo "=== Last 20 Grafana Access Attempts ==="
        tail -500 logs/access.log | grep -i grafana | tail -20 | while IFS= read -r line; do
          time=$(echo "$line" | grep -oP '"time":"[^"]*"' | sed 's/"time":"//;s/"//' | cut -d'T' -f2 | cut -d'+' -f1 | cut -d':' -f1-2)
          client=$(echo "$line" | grep -oP '"ClientHost":"[^"]*"' | sed 's/"ClientHost":"//;s/"//')
          status=$(echo "$line" | grep -oP '"DownstreamStatus":[0-9]+' | sed 's/"DownstreamStatus"://')
          method=$(echo "$line" | grep -oP '"RequestMethod":"[^"]*"' | sed 's/"RequestMethod":"//;s/"//')
          path=$(echo "$line" | grep -oP '"RequestPath":"[^"]*"' | sed 's/"RequestPath":"//;s/"//')
          
          if [[ "$client" =~ ^10\.8\.0\.[0-9]+$ ]]; then
            echo "? $time | ClientHost: $client | Status: $status | $method $path ? VPN-IP (Traffic kommt ?ber VPN!)"
          elif [[ "$client" == "89.246.96.244" ]]; then
            echo "? $time | ClientHost: $client | Status: $status | $method $path ? ?ffentliche IP (Traffic kommt NICHT ?ber VPN)"
          else
            echo "? $time | ClientHost: $client | Status: $status | $method $path ? Unbekannt"
          fi
        done
      args:
        executable: /bin/bash
      register: recent_access
      ignore_errors: yes
      failed_when: false

    - name: Display recent access attempts
      debug:
        msg: "{{ recent_access.stdout_lines }}"

    - name: Extract unique client IPs from recent requests
      shell: |
        cd ~/deployment/stacks/traefik
        tail -100 logs/access.log | grep -i grafana | tail -20 | grep -oP '"ClientHost":"[^"]*"' | sed 's/"ClientHost":"//;s/"//' | sort -u
      args:
        executable: /bin/bash
      register: unique_ips
      ignore_errors: yes
      failed_when: false

    - name: Display unique client IPs
      debug:
        msg: "{{ unique_ips.stdout_lines }}"

    - name: Analyze client IP distribution
      shell: |
        cd ~/deployment/stacks/traefik
        echo "=== Client IP Analysis (Last 20 requests) ==="
        VPN_COUNT=$(tail -100 logs/access.log | grep -i grafana | tail -20 | grep -oP '"ClientHost":"10\.8\.0\.[0-9]+"' | wc -l)
        PUBLIC_COUNT=$(tail -100 logs/access.log | grep -i grafana | tail -20 | grep -oP '"ClientHost":"89\.246\.96\.244"' | wc -l)
        TOTAL=$(tail -100 logs/access.log | grep -i grafana | tail -20 | wc -l)
        
        echo "Total Grafana requests (last 20): $TOTAL"
        echo "VPN IP requests (10.8.0.x): $VPN_COUNT"
        echo "Public IP requests (89.246.96.244): $PUBLIC_COUNT"
        
        if [ "$VPN_COUNT" -gt 0 ]; then
          echo ""
          echo "? SUCCESS: Traffic is coming through VPN!"
          echo "  $VPN_COUNT out of $TOTAL requests used VPN IP"
        elif [ "$PUBLIC_COUNT" -gt 0 ]; then
          echo ""
          echo "? PROBLEM: Traffic is NOT coming through VPN"
          echo "  $PUBLIC_COUNT out of $TOTAL requests used public IP"
          echo "  Check VPN routing configuration on client"
        else
          echo ""
          echo "??  No recent Grafana requests found"
        fi
      args:
        executable: /bin/bash
      register: ip_analysis
      ignore_errors: yes
      failed_when: false

    - name: Display IP analysis
      debug:
        msg: "{{ ip_analysis.stdout_lines }}"

    - name: Check WireGuard peer status for test-client
      shell: |
        echo "=== WireGuard Peer Status ==="
        sudo wg show | grep -A 5 "YbjBipkOHjLfcIYQKDReJ1swseczqHolTCRv7+LHnmw=" || echo "Peer not found or not connected"
      args:
        executable: /bin/bash
      register: wg_peer_status
      ignore_errors: yes
      failed_when: false

    - name: Display WireGuard peer status
      debug:
        msg: "{{ wg_peer_status.stdout_lines }}"

    - name: Final recommendations
      debug:
        msg:
          - ""
          - "=== ERGEBNIS ==="
          - ""
          - "Pr?fe die obigen Zeilen:"
          - ""
          - "? Wenn ClientHost: 10.8.0.x ? Traffic kommt ?ber VPN!"
          - "  ? Dann k?nnen wir die tempor?re IP-Erlaubnis entfernen!"
          - ""
          - "? Wenn ClientHost: 89.246.96.244 ? Traffic kommt NICHT ?ber VPN"
          - "  ? Dann m?ssen wir das VPN-Routing auf dem Client pr?fen"
          - ""
          - "N?chste Schritte:"
          - "1. Wenn VPN funktioniert: Temporary IP-Erlaubnis entfernen"
          - "2. Wenn VPN nicht funktioniert: Route-Tabellen auf Client pr?fen"