determine bitcoin network based on config file instead of cli argument

docker/my-dojo/node/restart.sh

@@ -1,14 +1,14 @@
 #!/bin/bash
 
 cd /home/node/app/accounts
-forever start -a -l /dev/stdout -o /dev/null -e /dev/null index.js "$COMMON_BTC_NETWORK"
+forever start -a -l /dev/stdout -o /dev/null -e /dev/null index.js
 
 cd /home/node/app/pushtx
-forever start -a -l /dev/stdout -o /dev/null -e /dev/null index.js "$COMMON_BTC_NETWORK"
-forever start -a -l /dev/stdout -o /dev/null -e /dev/null index-orchestrator.js "$COMMON_BTC_NETWORK"
+forever start -a -l /dev/stdout -o /dev/null -e /dev/null index.js
+forever start -a -l /dev/stdout -o /dev/null -e /dev/null index-orchestrator.js
 
 cd /home/node/app/tracker
-forever start -a -l /dev/stdout -o /dev/null -e /dev/null index.js "$COMMON_BTC_NETWORK"
+forever start -a -l /dev/stdout -o /dev/null -e /dev/null index.js
 
 # Keep the container up
 while true

keys/index-example.js

@@ -6,6 +6,7 @@
 
 /**
  * Desired structure of /keys/index.js, which is ignored in the repository.
+ * index.js should store only one of the 2 sets of parameters (mainnet or testnet)
  */
 module.exports = {
   /*

lib/bitcoin/network.js

@@ -5,8 +5,16 @@
 'use strict'
 
 const bitcoin = require('bitcoinjs-lib')
+const keys = require('../../keys/')
 
 
+/**
+ * A set of keywords encoding for mainnet
+ */
+const MAINNET_KEY = [
+  'bitcoin'
+]
+
 /**
  * A set of keywords encoding for testnet
  */
@@ -26,15 +34,20 @@ class Network {
    * Constructor
    */
   constructor() {
+    // Check if mainnet config is detected in index.js
+    for (let kw of MAINNET_KEY) {
+      if (kw in keys) {
         this.key = 'bitcoin'
         this.network = bitcoin.networks.bitcoin
-
+        return
+      }
+    }
+    // Check if testnet config is detected in index.js
     for (let kw of TESTNET_KEY) {
-      // Calling like 'node file.js arg1 arg2'
-      if (process.argv.indexOf(kw) > 1) {
+      if (kw in keys) {
         this.key = 'testnet'
         this.network = bitcoin.networks.testnet
-        break
+        return
       }
     }
   }

lib/db/mysql-db-wrapper.js

@@ -5,14 +5,12 @@
 'use strict'
 
 const mysql = require('mysql')
-const path = require('path')
 const Logger = require('../logger')
 const util = require('../util')
 const errors = require('../errors')
 const hdaHelper = require('../bitcoin/hd-accounts-helper')
 const network = require('../bitcoin/network')
 const keys = require('../../keys/')[network.key]
-const keysDb = keys.db
 const debug = !!(process.argv.indexOf('db-debug') > -1)
 const queryDebug = !!(process.argv.indexOf('dbquery-debug') > -1)