Configuration Files

The configuration is handled via the config file: walt.yaml, which overwrites the default config that is packaged within the jar file: src/main/resources/walt-default.yaml

hikariDataSource:
  jdbcUrl: jdbc:sqlite:data/walt.db
  maximumPoolSize: 5
  autoCommit: false
  dataSource:
    journalMode: WAL
    fullColumnNames: false

azureKeyVaultConfig:
  baseURL:
  id:
  secret:

providers:
    ethereum: "ethereum"
    rinkeby: "https://rinkeby.infura.io/v3/0184192d0f2942c3b0322d79eca162b2"
    ropsten: "https://ropsten.infura.io/v3/0184192d0f2942c3b0322d79eca162b2"
    polygon: "https://polygon-mainnet.g.alchemy.com/v2/yjbYhlaH3U_vfnTiRQ3miGQS0cKwQMkB"
    mumbai: "https://polygon-mumbai.g.alchemy.com/v2/yjbYhlaH3U_vfnTiRQ3miGQS0cKwQMkB"

privateKey: "YOUR_PRIV_ETH_KEY"

keys:
  address: "PRIVATE_ETH_KEY"
  address: "PRIVATE_ETH_KEY"
  address: "PRIVATE_ETH_KEY"

apiKeys:
  alchemy: "YOUR_KEY"
  nft.storage: "YOUR_KEY"
tezosBackendServer: "http://localhost:3000"

• providers: a list of URLs to RPC node provider for every network. You can get them either from Infura or Alchemy.

  Examples:

  • https://rinkeby.infura.io/v3/0184192d0fd9423b52322d79eca162b2

  • https://polygon-mumbai.g.alchemy.com/v2/yjbYhlaH3U_vfnTiRQ3miGQS0cKwQMGh

• privateKey:it will be used to sign the transactions. By default, transactions are signed by that private key.The keys are in the format that is exported from MetaMask. e.g.: 51ada6337f405cd61f27aa0f604e0ea97c8bdecfd156a646b4cc20554cfb662f

• keys:a mapping of address and their private keys that are exported from MetaMask. In some use cases, you can choose which private key is used to sign the transaction.

• alchemy:an API key from Alchemy.
• nft.storage:an API key from nft.storage.
• tezosBackendServer: a URL of the NFT Kit JS running instance.

There is another configuration file under the path: js/.env

Tezos configuration :

MAINNET_RPC_URL=""
GHOSTNET_RPC_URL="https://uoi3x99n7c.ghostnet.tezosrpc.midl.dev/"
PRIVATE_KEY=""

• MAINNET_RPC_URL: a URL to RPC node provider for the main Tezos network.

• GHOSTNET_RPC_URL: a URL to RPC node provider for the testnet Tezos network "GHOSTNET".

• PRIVATE_KEY: It will be used to sign the transactions.

Near Protocol configuration :

NEAR_NODE_URL="https://rpc.testnet.near.org"
NEAR_PRIVATE_KEY=""

• NEAR_NODE_URL: a URL to RPC node provider for the Near Protocol network.

• PRIVATE_KEY: It will be used to sign the transactions.