Renders an image of stats for the current block height including inputs, outputs, transaction count, percentage of segwit, the size of the block and utxo set change, fee rates and fees for transactions. Optionally renders time series data for fee rates and segwit
This script prepares an image displaying stats for the current or specified block height.
It depends on a bitcoin node.
An additional image can be produced to graph fee rates over time
An additional image can be produced to graph segwit prevalence over time
The script is installed at ~/nodeyez/scripts/blockstats.py.
To manage and configure this script, use the nodeyez-config tool
sudo nodeyez-config
To manually configure this script, edit the ~/nodeyez/config/blockstats.json file
Fields are defined below
| field name | description |
|---|---|
| backgroundColor | The background color of the image expressed as a hexadecimal color specifier. Default #000000 |
| graphAverageColor | The color to use for the average value line drawn across fee rates. Default #8888FF |
| graphBorderColor | The color to use for outlining charts and their labels. Default #888888 |
| graphDataColors | An array of colors to use for multi valued charts. Default: #FFFF00, #0000FF, #00FF00, #808000, #FF0000, #00FFFF, #800000, #808080, #008000, #800080, #FF00FF, #008080 |
| height | The height, in pixels, to generate the image. Default 320 |
| interval | The amount of time, in seconds, the script should wait before data gathering and image creation again. Default 300 |
| renderStatsImage | Indicates whether the stats block image should be created. Default: true |
| renderFeesImage | Indicates whether the fee rates image should be created. Default: true |
| renderSegwitImage | Indicates whether the segwit prevalence image should be created. Default true |
| renderScriptImage | Indicates whether images for script types should be rendered. Default false |
| reportStatsEnabled | Indicates whether summary stats should be reported to log output. Default: true |
| shapeOutlineColor | The color to use for outlining the blockstats image charts. Default #888888 |
| shapeShadowColor | The color to use for shadow of the blockstats image. Default #88888888 |
| textColor | The color of the text expressed as a Hexadecimal color specifier. Default #ffffff |
| width | The width, in pixels, to generate the image. Default 480 |
Ensure the virtual environment is activated
source ~/.pyenv/nodeyez/bin/activate
Change to the scripts folder
cd ~/nodeyez/scripts
Run it
python blockstats.py
Press CTRL+C to stop the process
To enable the script to run at startup, as the privileged user run the following
sudo systemctl enable nodeyez-blockstats.service
sudo systemctl start nodeyez-blockstats.service
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