zabbix-pihole-server-template.yaml

zabbix_export:
  version: '7.0'
  template_groups:
    - uuid: ac6a66b6c8b04e67b7928175fc744e79
      name: Homelab
  templates:
    - uuid: 91a8db34eba240feb88359b5fcc75ed7
      template: 'Pi-Hole Server'
      name: 'Pi-Hole Server'
      groups:
        - name: Homelab
      items:
        - uuid: 6d31f2dcc3dd4938b8a8d8b1befa6528
          name: 'Pi-Hole Status (JSON)'
          type: DEPENDENT
          key: piholeStatus-JSON
          value_type: TEXT
          preprocessing:
            - type: CHECK_NOT_SUPPORTED
              parameters:
                - '-1'
              error_handler: CUSTOM_VALUE
            - type: JAVASCRIPT
              parameters:
                - |
                  const lines = value.split('\n');
                      var result = {
                          ftl_listening: false,
                          protocols: [],
                          pi_hole_blocking: false
                      };
                  
                      for (var i = 0; i < lines.length; i++) {
                          var line = lines[i];
                          var match = line.match(/\[([✓✗])\] (.+)/);
                          if (match) {
                              var status = match[1] === '✓';
                              var description = match[2].trim();
                  
                              if (description.includes("FTL is listening on port 53")) {
                                  result.ftl_listening = status;
                              } else if (description.startsWith("UDP") || description.startsWith("TCP")) {
                                  result.protocols.push({
                                      protocol: description.replace(/[()]/g, '').replace(/\s+/g, '_').toLowerCase(),
                                      status: status
                                  });
                              } else if (description.includes("Pi-hole blocking is enabled")) {
                                  result.pi_hole_blocking = status;
                              }
                          }
                      }
                  
                      return JSON.stringify(result, null, 2); // Pretty-printing with 2-space indentation
                  }
          master_item:
            key: 'system.run[/usr/local/bin/pihole status]'
          triggers:
            - uuid: 75f4beef88c74143aa44a39de5f808ff
              expression: 'jsonpath(last(/Pi-Hole Server/piholeStatus-JSON),"$.pi_hole_blocking")<>"true"'
              name: 'Pi-Hole not Blocking Queries'
              priority: WARNING
              manual_close: 'YES'
            - uuid: d9369c1630084396b2362f14f1b41f34
              expression: 'jsonpath(last(/Pi-Hole Server/piholeStatus-JSON),"$.ftl_listening")<>"true"'
              name: 'Pi-Hole not Listening to DNS'
              priority: HIGH
              manual_close: 'YES'
        - uuid: 3ec1aa9db2b643b2bd7e2371a00df900
          name: 'Pi-Hole Status (raw)'
          key: 'system.run[/usr/local/bin/pihole status]'
          delay: 5m
          value_type: TEXT