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core/workers/pipeline/child.js

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+/*
+
+  Gekko is a Bitcoin trading bot for popular Bitcoin exchanges written 
+  in node, it features multiple trading methods using technical analysis.
+
+  If you are interested in how Gekko works, read more about Gekko's 
+  architecture here:
+
+  https://github.com/askmike/gekko/blob/stable/docs/internals/architecture.md
+
+  Disclaimer:
+
+  USE AT YOUR OWN RISK!
+
+  The author of this project is NOT responsible for any damage or loss caused 
+  by this software. There can be bugs and the bot may not perform as expected 
+  or specified. Please consider testing it first with paper trading and/or 
+  backtesting on historical data. Also look at the code to see what how 
+  it is working.
+
+*/
+
+var start = (mode, config) => {
+  var util = require(__dirname + '/../../util');
+
+  // force correct gekko env
+  util.setGekkoEnv('child-process');
+
+  var dirs = util.dirs();
+
+  // force correct gekko mode & config
+  util.setGekkoMode(mode);
+  util.setConfig(config);
+
+  var pipeline = require(dirs.core + 'pipeline');
+  pipeline({
+    config: config,
+    mode: mode
+  });
+}
+
+process.send('ready');
+
+process.on('message', function(m) {
+  if(m.what === 'start')
+    start(m.mode, m.config);
+
+  if(m.what === 'exit')
+    process.exit(0);
+});
+
+process.on('disconnect', function() {
+  console.log('disconnect');
+  process.exit(-1);
+})
+
+process
+  .on('unhandledRejection', (message, p) => {
+    console.error('unhandledRejection', message);
+    process.send({type: 'error', message: message});
+  })
+  .on('uncaughtException', err => {
+    console.error('uncaughtException', err);
+    process.send({type: 'error', error: err});
+    process.exit(1);
+  });