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entwickler:entwicker_tipps_und_tricks:mqtt_finder [2022/09/10 12:18] – angelegt - Externe Bearbeitung 127.0.0.1entwickler:entwicker_tipps_und_tricks:mqtt_finder [2022/10/07 11:35] (aktuell) – [MQTT Finder Logfile] Michael Schlenstedt
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 ====== MQTT Finder  ====== ====== MQTT Finder  ======
  
- +<WRAP center round tip 100%> 
- +== Compatibility ==
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 MQTT Finder and MQTT Finder data are available starting with LoxBerry V3.0.  MQTT Finder and MQTT Finder data are available starting with LoxBerry V3.0. 
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 LoxBerry's MQTT Finder is a permanent MQTT "sniffer" that collects all mqtt data from your broker. LoxBerry's MQTT Finder is a permanent MQTT "sniffer" that collects all mqtt data from your broker.
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 For developers, it allows permanent access to all mqtt data without creating a listening service/daemon and subscriptions. For developers, it allows permanent access to all mqtt data without creating a listening service/daemon and subscriptions.
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 ====== MQTT Finder user interface ====== ====== MQTT Finder user interface ======
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 Example data structure: Example data structure:
  
-<code syntaxhighlighter-pre>+<code json>
 { {
    "incoming" : {    "incoming" : {
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 } }
 </code> </code>
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 The file contains an object list called **''%%incoming%%''**, that contains one object per received topic. The file contains an object list called **''%%incoming%%''**, that contains one object per received topic.
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   * As the file resides on the ramdisk, after a LoxBerry reboot the file might not yet be available, or might be (nearly) empty.   * As the file resides on the ramdisk, after a LoxBerry reboot the file might not yet be available, or might be (nearly) empty.
   * Data stay in the file, also in the case that the device is not be present anymore. Data are dropped out after 7 days. Use the timestamp to evaluate the actuality, or e.g. the LWT of the device.      * Data stay in the file, also in the case that the device is not be present anymore. Data are dropped out after 7 days. Use the timestamp to evaluate the actuality, or e.g. the LWT of the device.   
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 ====== MQTT Finder Logfile ====== ====== MQTT Finder Logfile ======
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 The MQTT Finder Logfile (available via Log Manager, "MQTT") lists every incoming mqtt message. This can help to identify, if mqtt devices send data to the broker. The MQTT Finder Logfile (available via Log Manager, "MQTT") lists every incoming mqtt message. This can help to identify, if mqtt devices send data to the broker.
  
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