Sample Go Integration for Wallet-Core

🔖 Overview

This folder contains a small Go sample integration with Wallet Core library (part of Trust Wallet), using cgo.

⚠️ DISCLAIMER

This is a sample application with demonstration purpose only, do not use it with real addresses, real transactions, or real funds. Use it at your own risk.

📜 Documentation

See the official Trust Wallet developer documentation here.

See especially Wallet Core Integration Guide, and Build Instructions.

🛠 Prerequisites

macOS or Docker

⚙️ Building and Running

 macOS

Prerequisites on macOS

• CMake brew install cmake
• Boost brew install boost
• Xcode
• Xcode command line tools: xcode-select --install
• Other tools: brew install git ninja autoconf automake libtool xcodegen clang-format
• GoLang: download
• Protobuf: brew install protobuf protoc-gen-go

Full Build

1. Clone the wallet-core repo and go inside:

git clone https://github.com/trustwallet/wallet-core.git

cd wallet-core

2. The full build can be triggered with one top-level script:

./bootstrap.sh

🐳 Docker

1. Run docker run -it trustwallet/wallet-core The library is already built in this image (Build instructions here) Note: may not be the most recent version.

2. Install go: apt-get update && apt-get install golang (or download from here go1.16.12, configure GOROOT and append GOROOT/bin to PATH).

🏃🏽‍♂️ Run (macOS & Docker)

1. Go to the samples/go folder within wallet core repo:

cd wallet-core/samples/go

2. Compile it by go build -o main. Relevant source file is main.go.

3. Run ./main and you will see the output below:

==> calling wallet core from go
==> mnemonic is valid:  true
==> Bitcoin...

4. (optional) You might want to copy and run main outside of the docker container, make sure you have libc++1 and libc++abi1 installed in your host Ubuntu.

5. (optional) If you want to make transaction on other networks you need to compile src/proto proto files and to do that, just run the ./compile.sh . you can also modify it based on your project.