Unichain-Node

Uniswap OP L2 - UniChain Node Setup

• Uniswap raised $189M

• Unichain is a DeFi-native Ethereum L2, built to be the home for liquidity across chains.

• Unichain, a faster, cheaper L2 designed to be the home for DeFi and the home for multichain liquidity.

Site : Unichain | X : UnicahinX | Docs : Unichain docs

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Hardware requirements:

Hardware	Minimum Requirement
CPU	6 Cores
RAM	8 GB
Disk	100 GB SSD

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Testnet

Bridge Eth from sepolia to Unichain. Use both bridges

Superbridge : https://superbridge.app/unichain-sepolia

Bird Bridge : https://testnet.brid.gg/unichain-sepolia?amount=&originChainId=11155111&token=ETH

Bridge back some amount

Contract Deployment

Watch the video

Update and Upgrade VPS

sudo apt update && sudo apt upgrade
sudo apt-get install ca-certificates curl

Install Docker:

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io
docker version

Install Docker-Compose:

VER=$(curl -s https://api.github.com/repos/docker/compose/releases/latest | grep tag_name | cut -d '"' -f 4)
curl -L "https://github.com/docker/compose/releases/download/"$VER"/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose
docker-compose --version

Docker Permission to User

sudo groupadd docker
sudo usermod -aG docker $USER

Clone UniChain Node :

git clone https://github.com/Uniswap/unichain-node
cd unichain-node

Edit env:

nano .env.sepolia

Watch Video For reference

Get L1 RPC : Drpc.org

Get Public beacon endpoints : https://ethereum-sepolia.publicnode.com/

Start Node:

docker compose up -d

curl Unichain Status:

curl -d '{"id":1,"jsonrpc":"2.0","method":"eth_getBlockByNumber","params":["latest",false]}' -H "Content-Type: application/json" http://localhost:8545

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Contract Deployment

Install foundry

curl -L https://foundry.paradigm.xyz | bash

source /root/.bashrc

foundryup

forge --version

Edit foundry.toml

nano foundry.toml

Paste :

[rpc_endpoints]
unichain = "https://sepolia.unichain.org"

CTRL+X, then Y and ENTER

Clone OpenZeppelin

git clone https://github.com/OpenZeppelin/openzeppelin-contracts.git "openzeppelin"

Clone CryptoConsole Repo

git clone https://github.com/stealeruv/Unichain-Node.git "ccuniscripts"

Deploy Helloworld

forge create ccuniscripts/helloworld.sol:HelloWorld --rpc-url unichain --private-key {YourPrivateKey}

Explorer : https://sepolia.uniscan.xyz/

Deploy ERC20 token

forge create ccuniscripts/erc20.sol:Console --constructor-args <youraddress> --rpc-url unichain --private-key {YourPrivateKey}

Send to Another Address

cast send <ContractAddress> "transfer(address,uint256)" <receiveraddress> 100000000000000000000  --rpc-url unichain  --private-key <yourprivkey>

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