node-jsonrpc2/examples/client.js at a65141910ac01c3892f5c00a683edb3915b2439c · fuson/node-jsonrpc2 · GitHub

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var
  rpc = require('../src/jsonrpc');

/*
 Connect to HTTP server
 */
var client = rpc.Client.$create(8088, 'localhost', 'myuser', 'secret123');

client.call('add', [1, 2], function (err, result){
  if (err) {
    return printError(err);
  }
  console.log('  1 + 2 = ' + result + ' (http)');
});

client.call('multiply', [199, 2], function (err, result){
  if (err) {
    return printError(err);
  }
  console.log('199 * 2 = ' + result + ' (http)');
});

// These calls should each take 1.5 seconds to complete
client.call('delayed.echo', ['Echo.', 1500], function (err, result){
  if (err) {
    return printError(err);
  }
  console.log('  ' + result + ', delay 1500 ms' + ' (http)');
});

/*
 Connect to Raw socket server
 */
var socketClient = rpc.Client.$create(8089, 'localhost', 'myuser', 'secret123');

socketClient.connectSocket(function (err, conn){
  if (err) {
    return printError(err);
  }

  if (conn) {
    // Accessing modules is as simple as dot-prefixing.
    conn.call('math.power', [3, 3], function (err, result){
      if (err) {
        return printError(err);
      }
      console.log('  3 ^ 3 = ' + result + ' (socket)');
    });

    // These calls should each take 1 seconds to complete
    conn.call('delayed.add', [1, 1, 1000], function (err, result){
      if (err) {
        return printError(err);
      }
      console.log('  1 + 1 = ' + result + ', delay 1000 ms (socket)');
    });

    conn.call('delayed.echo', ['echo back 0 timeout', 0], function (err, result){
      if (err) {
        return printError(err);
      }
      console.log('  ' + result + ' (socket)');
    });
  }
});

/*
 Connect to Websocket server
 */
var WebsocketClient = rpc.Client.$create(8088, 'localhost', 'myuser', 'secret123');

WebsocketClient.connectWebsocket(function (err, conn){
  if (err) {
    return printError(err);
  }

  if (conn) {
    // Accessing modules is as simple as dot-prefixing.
    conn.call('math.power', [64, 2], function (err, result){
      if (err) {
        return printError(err);
      }
      console.log('  64 ^ 2 = ' + result + ' (websocket)');
    });

    // These calls should each take 1 seconds to complete
    conn.call('delayed.add', [155, 155, 4000], function (err, result){
      if (err) {
        return printError(err);
      }
      console.log('  155 + 155 = ' + result + ', delay 4000 ms (websocket)');
    });

    conn.call('delayed.echo', ['echo back 0 timeout', 0], function (err, result){
      if (err) {
        return printError(err);
      }
      console.log('  ' + result + ' (websocket)');
    });
  }
});

function printError(err){
  console.error('RPC Error: ' + err.toString());
}