Custom connector

Initializing with a custom connector
Initialize the library using an a custom connector object is useful when the developer does not have the private key of the account but to a library that handles it. 
Javascript & Node
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const defire = Defire({
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  connector: myCustomConnector, 
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  address: "0x41186AE17A2a11B7259D8c60b40AFd0256b9DdC7"
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}, { network: 'rinkeby' });
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 Method parameters
mainAccount required object  :
connector required Connector object  (Ethereum API custom object)
address required string  (Ethereum address of the main account to use)
Params to load the main account from a private key
options optional object
Configuration options for Defire Platform.
Connector object 
Field / Method
Description
send(params) =>  object
Method to submit JSON-RPC request. Returns response object.
sign(string) => { v, r, s}
Method to sign. Returns signature.
Example:
Node
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const ethUtils = require("ethereumjs-utils");
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​
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//Main account
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const address = "0x41186AE17A2a11B7259D8c60b40AFd0256b9DdC7"; 
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const pk = "4759582d5d163f2c269575b62d11abd99403166b036e7f828a2b3afcaa67d6a8";
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//Provider URL
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const provider = "https://rinkeby.infura.io/v3/16a004343234ffb464f22567147";
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//Custom connector
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const myCustomConnector = {
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  sign: async (msgHash) => {
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    const msgBuff = Buffer.from(ethUtils.stripHexPrefix(msgHash), "hex");
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    const sig = ethUtils.ecsign(
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      msgBuff,
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      Buffer.from(pk, "hex")
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    );
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    return sig;
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  },
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​
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  send: async (params) => {
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    let response = await fetch(provider, {
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      method: "POST",
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      body: JSON.stringify(params),
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      headers: {
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        Accept: "application/json",
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        "Content-Type": "application/json",
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      },
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    });
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    let data = await response.json();
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    if (data.error) {
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      throw data.error.message;
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    }
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    return data.result;
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  },
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};
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​
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const defire = Defire({
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  connector: myCustomConnector,
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  address: address
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}, { network: 'rinkeby' });
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Last modified 1yr ago

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Initializing with a custom connector

Example: