Grafana Simple JSON Server

Grafana SimpleJson server it's a server side implementation for a generic Grafana backend datasource - Simple JSON Datasource.

Requrements:

• Python 3.8.10

How to use it

Copy files to a target and run HTTPServerSimpleJsonGrafana.py.

For example:

HTTPServerSimpleJsonGrafana.py -d <inputfiles_dir> --ip=127.0.0.1 --port=3003 --extension=.txt

Command line parameters:

• -d - directory where JSON files are stored
• --ip - server address
• --port - server port
• --extension - file name suffix (by default: '.json')
• --max_records_count - max number of records in app cache (off by default: 0)
• --read_interval - data read interval in seconds (by default: 1s)

default values are shown above

• -d - empty
• --ip - 127.0.0.1
• --port - 3003
• --extension - json
• --max_records_count - 0
• --read_interval - 1s

About data format

{
   "@timestamp":1631541610,
   "data":{
      "counter0":234,
      "counter1":7852,
      "counter2":29
   }
}

If the @timestamp(Unix Timestamp) field exists at the root of the user data, at the moment the file has been read from disk and converted to a JSON object, the time from the @timestamp will be captured as the timestamp of the data. Othervise system time will be used.

About names in Grafana

After the data is loaded in grafana the data names are shown as flatten names. For example, for data above: @timestamp, data_counter0,data_counter1 and etc.