PriceFeed

deploy PriceFeed

use variables

RPC_URL=https://your-rpc-url

OWNER_PRIVATE_KEY=your-private-key

CONTRACT_ADDRESS=address-from-deploy-result

Install Foundry

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

forge script script/DeployPriceFeed.s.sol --rpc-url $RPC_URL --private-key $OWNER_PRIVATE_KEY --broadcast

verify contract on blockscout

forge script script/DeployPriceFeed.s.sol --rpc-url $RPC_URL --private-key $OWNER_PRIVATE_KEY --resume --verify --verifier blockscout --verifier-url https://explorer-testnet.unit0.dev/api/

Unit Zero Testnet Address 0xb8136BFC3E7555FB8c407aC52283C84df7D783EE

local test

Run anvil

 anvil --fork-url https://rpc.unit0.dev

Export test private key

export OWNER_PRIVATE_KEY=0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
export RPC_URL=http://127.0.0.1:8545

Deploy contract

forge script script/DeployPriceFeed.s.sol --rpc-url local --private-key $OWNER_PRIVATE_KEY --broadcast 

Export cotract address

export CONTRACT_ADDRESS=<address from deploy result>

Export oracles private keys

export ORACLE1_PRIVATE_KEY=0x...
export ORACLE2_PRIVATE_KEY=0x...
export ORACLE3_PRIVATE_KEY=0x...
export ORACLE4_PRIVATE_KEY=0x...
export ORACLE5_PRIVATE_KEY=0x...

Scripts

• Install requirements

npm install

• Add oracles from privet keys

node helpers/addOracles.js

• Update price for pair

node helpers/updatePrice.js

• Get price from PriceFeed

node helpers/getPrice.js ETH/USD

• Remove oracle

node helpers/removeOracle.js 0x70997970C51812dc3A010C7d01b50e0d17dc79C8

• Check if an address is an oracle

node helpers/isOracle.js 0x70997970C51812dc3A010C7d01b50e0d17dc79C8

• Checking with invalid signatures

node helpers/badSignatures.js

• Checking with insufficient signatures

node helpers/notEnoughSignatures.js