blockchain

README

exemples for using go-ethereum

Ethereum Development with Golang

Local setup

install Ganache testing purposes while developing dapps locally

• install it

npm install -g ganache-cli

• run ganache client, use the same mnemonic when starting ganache to generate the same sequence of public addresses:

ganache-cli -m "ticket version capable vocal country artwork industry hat senior breeze leg great cherry abuse inch round essence random laptop organ mesh resemble trade panic" 

• if ganache return error digital envelope routines::unsupported the run:

export NODE_OPTIONS=--openssl-legacy-provider

!!! You must start Ganache before running example !!!

Each dir host an example:

Client connection implementation:

cd client
go run client.go

Account balance implementation, example for:

• balance of an account
• account balance at the time of that block
• pending account balance
• generate new wallet
• generate hdwallet
• utility to generate mnemonic words
• validate address, check address type (contract or account)

cd account
go run account.go