Deploying Nexus Contract

Auto Setup

1. Clone the repository

git clone https://github.com/ToanBm/nexus-prover.git && cd nexus-prover

2. Run the setup script

chmod +x contract.sh && ./contract.sh

Done!

Nexus-Prover-Test

• Create an account at: app.nexus.xyz
• Follow the account linking instructions
• Your contributions will earn NEX Points
• Track your progress on the leaderboard
• Manage all your nodes in one place

Step 1: Remove Old Nexus Node

docker ps | grep nexus

docker ps -a | grep nexus

systemctl status nexus

sudo systemctl stop nexus
sudo rm -f /etc/systemd/system/nexus.service

sudo systemctl daemon-reload
sudo systemctl reset-failed

rm -rf ~/.nexus

Step 2: Update System Packages

sudo apt update && sudo apt upgrade -y

sudo apt install build-essential pkg-config libssl-dev git-all -y

Step 3: Install Nexus CLI

• Install Rust:

curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh

• Add the riscv32i target:

rustup target add riscv32i-unknown-none-elf

• Install Script

curl https://cli.nexus.xyz/ | sh

*** Tới đây hỏi tiếp!!!!!

Step 4: Change the Prover ID

• Ctrl + C to stop CLI
• Edit prover-ID

nano ~/.nexus/node-id

Step 5: Run Nexus in a Screen Session

screen -S nexus 

curl https://cli.nexus.xyz/ | sh

• Press Ctrl + A, then D exit
• To check your node

screen -r nexus 

Fix RAM (Out of Memory Killer)

sudo dd if=/dev/zero of=/swapfile bs=1M count=10240 status=progress && \
sudo chmod 600 /swapfile && \
sudo mkswap /swapfile && \
sudo swapon /swapfile && \
grep -q '/swapfile' /etc/fstab || echo '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab && \
sudo sysctl vm.swappiness=10 && \
echo 'vm.swappiness=10' | sudo tee -a /etc/sysctl.conf

Fix experimental_allow_proto3_optional was not set

curl -OL https://github.com/protocolbuffers/protobuf/releases/download/v25.1/protoc-25.1-linux-x86_64.zip && \\
    unzip -o protoc-25.1-linux-x86_64.zip -d /usr/local bin/protoc && \\
    unzip -o protoc-25.1-linux-x86_64.zip -d /usr/local 'include/*' && \\
    rm -f protoc-25.1-linux-x86_64.zip

---