DeFile

A Web3 App for Storing Files in a decentralized secure way using IPFS and Ethereum Blockchain with Truffle and VueJs

Features

• Decentalized storage of files
• Files are encrypted and decrypted in browser

Requirements

• Nodejs

• Truffle

• Metamask

🔗 Link

https://defile.netlify.app

The website requires Metamask wallet extension and account on sepolia Test net

Run Locally

Clone the project

  git clone https://github.com/dine-5h/defile

Go to the project directory

  cd defile

Install dependencies

  npm install

Truffle Configuration

Copy secret phrase from Metamask wallet and paste in 'truffle-config.js' and paste in MEMONEIC variable

const MEMONEIC="Paste your wallet secret phrase if you using sepolia or other testnet";

To start truffle development server (skip if you use sepolia)

  npx truffle develop

To compile the solidity smart contract, run

  npx truffle compile

deploy smart contract to truffle test net

  npx truffle migrate --network development

For sepolia Test net

Change the sepolia section in 'truffle-config.js'

const HDWalletProvider = require("@truffle/hdwallet-provider");
const sepoliaTestNetUrl="Paste your sepolia test net url";
const MEMONEIC="Paste your wallet secret phrase if you using sepolia or other testnet";

module.exports = {
  networks: {
    development: {
      host: "http://127.0.0.1",
      port: 9545,
      network_id: "1337", 
      gas: 5000000
    },
    sepolia:{
      provider:()=>{
        return new HDWalletProvider(MEMONEIC,sepoliaTestNetUrl)
      },
      from:"Paste your sepolia address",
      network_id:11155111,
      gas:5500000,
      gasPrice: 50000000000,
      networkCheckTimeout: 1000000,
      timeoutBlocks: 200
    }
  }

Variables to modify

• sepoliaTestNetUrl
• MEMONEIC
• 'from' key value in sepolia object

deploy smart contract to Sepolia Test net

  npx truffle migrate --network sepolia

Metamask Configuration

To configure Metamask for Truffle Test net read the following article

https://trufflesuite.com/docs/truffle/how-to/truffle-with-metamask/

For seploia read the following article

https://www.alchemy.com/overviews/how-to-add-sepolia-to-metamask

After configuring the Metamask wallet run the server

Web3.storage account

The website uses IPFS Servers of Web3.storage

Web3.storage signup is completely free and provides 150 GB of storage space for free

The following article shows how to generate api key

https://web3.storage/docs/how-tos/generate-api-token/

use your web3.storage api key in 'src/store/store.js'

...

export const Store = defineStore('Store',{
  state: () => ({
    account:null,
    files: [],
    Metamask:false,
    isAuth:false,
    key:null,
    dfile:null,
    ipfs:"Paste your web3.storage api key here"
  }),

...

use api key in 'ipfs' key value

Start the server

  npm run dev

and localhost at port number 3000

  http://127.0.0.1:3000

License

MIT