85 lines
1.7 KiB
JavaScript
85 lines
1.7 KiB
JavaScript
/*!
|
|
* rpcclient.js - json rpc client for bcoin
|
|
* Copyright (c) 2014-2016, Christopher Jeffrey (MIT License).
|
|
* https://github.com/bcoin-org/bcoin
|
|
*/
|
|
|
|
'use strict';
|
|
|
|
var Network = require('../protocol/network');
|
|
var request = require('./request');
|
|
|
|
/**
|
|
* BCoin RPC client.
|
|
* @exports RPCClient
|
|
* @constructor
|
|
* @param {String} uri
|
|
* @param {Object?} options
|
|
*/
|
|
|
|
function RPCClient(options) {
|
|
if (!(this instanceof RPCClient))
|
|
return new RPCClient(options);
|
|
|
|
if (!options)
|
|
options = {};
|
|
|
|
if (typeof options === 'string')
|
|
options = { uri: options };
|
|
|
|
this.options = options;
|
|
this.network = Network.get(options.network);
|
|
|
|
this.uri = options.uri || 'http://localhost:' + this.network.rpcPort;
|
|
this.apiKey = options.apiKey;
|
|
this.id = 0;
|
|
}
|
|
|
|
/**
|
|
* Make a json rpc request.
|
|
* @private
|
|
* @param {String} method - RPC method name.
|
|
* @param {Array} params - RPC parameters.
|
|
* @param {Function} callback - Returns [Error, Object?].
|
|
*/
|
|
|
|
RPCClient.prototype.call = function call(method, params, callback) {
|
|
request({
|
|
method: 'POST',
|
|
uri: this.uri,
|
|
json: {
|
|
method: method,
|
|
params: params,
|
|
id: this.id++
|
|
},
|
|
auth: {
|
|
username: 'bitcoinrpc',
|
|
password: this.apiKey || ''
|
|
},
|
|
expect: 'json'
|
|
}, function(err, res, body) {
|
|
if (err)
|
|
return callback(err);
|
|
|
|
if (!body)
|
|
return callback();
|
|
|
|
if (res.statusCode === 400)
|
|
return callback(null, body.result);
|
|
|
|
if (res.statusCode !== 200) {
|
|
if (body.error)
|
|
return callback(new Error(body.error.message));
|
|
return callback(new Error('Status code: ' + res.statusCode));
|
|
}
|
|
|
|
return callback(null, body.result);
|
|
});
|
|
};
|
|
|
|
/*
|
|
* Expose
|
|
*/
|
|
|
|
module.exports = RPCClient;
|