subdata

subdata is a command line tool for generating fake data for the substrate-based chain

Installation

npm install -g git+https://github.com/bingryan/subdata.git

Options

The following options are supported by the generate script.

Option	Description	Required	Default
--config	Path to config file.	Yes	by your input
--format	config file format	No	json only now
--types	custom chain type file	No	by your input

Usage

Usage: subdata [options]

Options:
  -V, --version          output the version number
  -c, --config <config>  Path to config file.
  -f, --format <format>  config file format [default: json]
  -t, --types <types>    custom datatype from chain
  -h, --help             display help for command

Requirements

generate data uses a utility.batch method to speed up.To use this tool, you must add the utility pallet to your chain

• utility

DataType

The application utilizes Chance.js, so any data type supported by Chance.js is supported by subdata.

custom datatype

You can customize the data type at meta.datatype, the format is: type-array, such as the following:

{
  "meta": {
    "datatype": {
      "website": [
        "google.com",
        "github.com"
      ]
    }
  }
}

Example

subdata -c configs/substrate.json