Grin v1.0 Step by Step Miner Guide on macOS [English version]

Mining
1 
               Grin v1.0 Step by Step Miner Guide on macOS

                         Author: ChainMaster

Attention⚠️
Only for Grin v1.0 mainnet
Operate on MacOS Mojave
Command line knowledge required

A. Install required softwares and packages

  1. Open a terminal session
    Install the newest RUST v1.31.1

    curl https://sh.rustup.rs -sSf | sh; source $HOME/.cargo/env

  2. Confirm version of RUST

    rustc —version

    (If you already had old version RUST installed, issue “rustup update” for upgrade)

  3. Install homebrew with below command

    /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

  4. Install git

    brew install git

  5. Install Xcode from macOS app store

    Check the version of clang&llvm

     clang --version

    Make sure the InstalledDir of clang is “InstalledDir: /Applications/Xcode.app/…”, this InstalledDir have the newest clang.

    In case you use a InstalledDir with “/Library/Developer/CommandLineTools/usr/bin”, issue the following command to switch.

      sudo xcode-select --switch /Applications/Xcode.app

B. Install Grin Node step by step

  1. Install required packages for Grin Node

      brew install pkg-config openssl

  2. Install Grin node.

     git clone https://github.com/mimblewimble/grin.git
 cd grin
 cargo build --release

    Add command grin to the system environment variables

     export PATH=/<yourPATH>/grin/target/release:$PATH

    (Please replace with your real path, issue command “pwd” to check)

    Add file grin-server.toml to folder grin

     grin server config

    Revise file grin-server.toml to enable stratum server and save

     enable_stratum_server = true

    Now start a grin node under folder grin

     grin

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C. Initial your wallet and listen to the wallet

  1. Open a new command line terminal session(Do not close the sessions before)

  2. Add command grin to the system environment variables

    export PATH=/<yourPath>/grin/target/release:$PATH

    (Please replace with your real path, issue command “pwd” to check)

  3. Under folder grin, generate a grin wallet and record the recovery phrase and password on paper.

    grin wallet init

  4. Listen to the wallet

    grin wallet listen

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D. Install Grin Miner step by step

  1. Open a new command line terminal session(Do not close the sessions before)

  2. Install required packages

    brew install cmake

  3. Install Grin miner

    git clone https://github.com/mimblewimble/grin-miner.git
cd grin-miner
git submodule update --init
cargo build

  4. Add command grin-miner to the system environment variables

    export PATH=/<yourPath>/grin-miner/target/debug:$PATH

    (Please replace with your real path, issue command “pwd” to check)

  5. Assign more processors for mining, 1 processor will get no new job.

    nthreads = 4

  6. [Optional] To enable avx support(new CPU) or cuda support(Navidia GPU) you have to modify both grin-miner.toml and Cargo.toml files before start grin-miner. Please check steps on GitHub.

  7. Start grin miner under grin-miner folder

    grin-miner

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E. Check if you have Grin mined

  1. Open a new command line terminal session(Do not close the sessions before)

  2. Add command grin to the system environment variables

    export PATH=/<yourPath>/grin/target/release:$PATH

    (Please replace with your real path, issue command “pwd” to check)

  3. Check your wallet balance

    grin wallet info

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  1. Then wait and see if you have grin coins mined
    43%20PM
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2

I get an issue after running ./grin --floonet wallet listen stating that the Address is already in use?

3

Try the following command to check why the port is occupied.
netstat -anv | grep LISTEN | grep

4

Do not install llvm via brew, as it will conflict developer tools. See here:

1 Like
6

Thanks for the information, the guide was revised.

8

I get to the end of OSX install and reach this error, any suggestions would be appreciated?

warning : unused import: std::env::current_dir

–> src/bin/cmd/server.rs:17:5

|

17 | use std::env::current_dir;

| ^^^^^^^^^^^^^^^^^^^^^

|

= note : #[warn(unused_imports)] on by default

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