Merge pull request #21 from AAVikings/master

Adding Key Vault Integration
2018-10-04 22:17:13 +02:00
commit 042a3085c9
@@ -7,4 +7,5 @@ bin/*
 *.config
 *.log
 *.cache
-node_modules/*
+node_modules/*
+exchange/Auth0.js
@@ -1,12 +1,15 @@
 exports.newExchangeAPI = function newExchangeAPI(bot, logger) {

-    /* 
+    /*

    This module allows trading bots to connect to the exchange and do trading operations on it. So far it can only work with Poloniex.

    */
    const _ = require('lodash');
    const isValidOrder = require('./exchangeUtils').isValidOrder;
+    const graphqlClient = require('graphql-client')
+    const request = require('request')
+    const authOptions = require('./Auth0')

    let MODULE_NAME = "Exchange API";

@@ -31,21 +34,84 @@

            if (global.LOG_CONTROL[MODULE_NAME].logInfo === true) { logger.write(MODULE_NAME, "[INFO] initialize -> Entering function."); }

-            let exchange = global.EXCHANGE_NAME.toLowerCase() + 'Client.js';
+            // TODO integrate with financial beings module to get the exchange
+            let botExchange = 'Poloniex';
+            let exchange = botExchange.toLowerCase() + 'Client.js';
            let api = require('./Wrappers/' + exchange);
-            if (!bot.instanceIndex)
-                bot.instanceIndex = 0;
-            apiClient = api.newAPIClient(global.EXCHANGE_KEYS[global.EXCHANGE_NAME][bot.instanceIndex].Key, global.EXCHANGE_KEYS[global.EXCHANGE_NAME][bot.instanceIndex].Secret, logger);
+            
+            request(authOptions, onTokenResponse);

-            callBackFunction(global.DEFAULT_OK_RESPONSE);
+            function onTokenResponse(error, response, body) {
+                if (global.LOG_CONTROL[MODULE_NAME].logInfo === true) { logger.write(MODULE_NAME, "[INFO] onTokenResponse -> Entering function."); }

+                if (error) {
+                    logger.write(MODULE_NAME, "[ERROR] onTokenResponse -> err = " + error.message);
+                    callBackFunction(global.DEFAULT_FAIL_RESPONSE);
+                } else {
+                    if (global.LOG_CONTROL[MODULE_NAME].logInfo === true) { logger.write(MODULE_NAME, "[INFO] onTokenResponse -> Token Received."); }
+                    let response = JSON.parse(body)
+                    let authToken = response.access_token
+                    let keyVaultAPI = createKeyVaultAPIClient(authToken)
+                    apiClient = api.newAPIClient(keyVaultAPI, logger);
+
+                    callBackFunction(global.DEFAULT_OK_RESPONSE);
+                }
+            }
        } catch (err) {
            logger.write(MODULE_NAME, "[ERROR] initialize -> err = " + err.message);
            callBackFunction(global.DEFAULT_FAIL_RESPONSE);
        }
    }

-    /*  
+    function createKeyVaultAPIClient(authToken) {
+        if (global.LOG_CONTROL[MODULE_NAME].logInfo === true) { logger.write(MODULE_NAME, "[INFO] createKeyVaultAPIClient -> Entering function."); }
+
+        const keyVaultAPI = graphqlClient({
+            //url: 'http://localhost:4002/graphql', TODO Move to properties
+            url: 'https://keyvault-api.advancedalgos.net/graphql',
+            headers: {
+                Authorization: 'Bearer ' + authToken
+            }
+        });
+
+        keyVaultAPI.signTransaction = function (transaction, next) {
+            let variables = {
+                botId: bot.displayName,
+                transaction: transaction
+            }
+
+            keyVaultAPI.query(`
+                mutation($botId: String, $transaction: String!){
+                signTransaction(botId: $botId, transaction: $transaction){
+                    key,
+                    signature,
+                    date
+                }
+                }`, variables, function (req, res) {
+                if (res.status === 401) {
+                    next(undefined, 'Error from graphql: Not authorized');
+                }
+            }).then(res => {
+                if (res.errors) {
+                    next(undefined, 'Error from graphql: ' + res.errors);
+                } else {
+                    let signature = {
+                        Key: res.data.signTransaction.key,
+                        Sign: res.data.signTransaction.signature
+                    }
+                    next(signature)
+                }
+            }).catch(error => {
+                next(undefined, 'Error signing the message on the key vault: ' + error.message);
+            });
+        }
+
+        if (global.LOG_CONTROL[MODULE_NAME].logInfo === true) { logger.write(MODULE_NAME, "[INFO] createKeyVaultAPIClient -> Returning graphql client."); }
+
+        return keyVaultAPI;
+    }
+
+    /*
     *  Position Object = {
     *           id,        String
     *           type,      String
@@ -55,7 +121,7 @@
     *           fee,       Number
     *           datetime   Date
     *       };
-     */    
+     */
    function truncDecimals(pFloatValue) {
        let decimals = getMaxDecimalPositions();
        return parseFloat(parseFloat(pFloatValue).toFixed(decimals));
@@ -119,7 +185,7 @@
    /*
     * Returns the open positions ath the exchange for a given market and user account.
     * The object returned is an array of positions
-     * 
+     *
     */
    function getOpenPositions(pMarket, callBack) {
        try {
@@ -184,7 +250,7 @@
                    apiClient.sell(pMarket.assetA, pMarket.assetB, truncDecimals(pRate), truncDecimals(pAmountB), callBack);
                    return;
                }
-                
+
                logger.write(MODULE_NAME, "[ERROR] putPosition -> pType must be either 'buy' or 'sell'.");
                callBack(global.DEFAULT_FAIL_RESPONSE);

@@ -244,4 +310,4 @@
            callBack(global.DEFAULT_FAIL_RESPONSE);
        }
    }
-};
+};
@@ -5,8 +5,7 @@ module.exports = (function () {
    'use strict';

    // Module dependencies
-    var crypto = require('crypto'),
-        request = require('request'),
+    var request = require('request'),
        nonce = require('nonce')();

    // Constants
@@ -27,27 +26,18 @@ module.exports = (function () {
    }

    // Constructor
-    function Poloniex(key, secret) {
+    function Poloniex(keyVaultAPI) {
        // Generate headers signed by this user's key and secret.
        // The secret is encapsulated and never exposed
-        this._getPrivateHeaders = function (parameters) {
+        this._getPrivateHeaders = function (parameters, next) {
            var paramString, signature;

-            if (!key || !secret) {
-                throw 'Poloniex: Error. API key and secret required';
-            }
-
            // Convert to `arg1=foo&arg2=bar`
            paramString = Object.keys(parameters).map(function (param) {
                return encodeURIComponent(param) + '=' + encodeURIComponent(parameters[param]);
            }).join('&');
-
-            signature = crypto.createHmac('sha512', secret).update(paramString).digest('hex');
-
-            return {
-                Key: key,
-                Sign: signature
-            };
+            
+            keyVaultAPI.signTransaction(paramString, next);
        };
    }

@@ -123,11 +113,22 @@ module.exports = (function () {
            options = {
                method: 'POST',
                url: PRIVATE_API_URL,
-                form: parameters,
-                headers: this._getPrivateHeaders(parameters)
+                form: parameters
            };

-            return this._request(options, callback);
+            let headers = this._getPrivateHeaders(parameters, next)
+
+            let thisObject = this
+
+            function next(pHeaders, error) {
+                if (!error) {
+                    options.headers = pHeaders;
+                    return thisObject._request(options, callback);
+                } else {
+                    callback(error);
+                }
+                
+            }
        },

        /////
@@ -436,4 +437,4 @@ module.exports = (function () {
    Poloniex.prototype.myTradeHistory = Poloniex.prototype.returnTradeHistory;

    return Poloniex;
-})();
+})();
@@ -1,4 +1,4 @@
-exports.newAPIClient = function newAPIClient(pKey, pSecret, logger) {
+exports.newAPIClient = function newAPIClient(keyVaultAPI, logger) {

    /*
    /* ATENTION: This Library is used both a the cloud (AACloud) and also at the AAWeb on the server side without any modifications.
@@ -44,7 +44,7 @@
        'ETIMEDOUT'
    ];

-    let API = new Poloniex(pKey, pSecret);
+    let API = new Poloniex(keyVaultAPI);

    let thisObject = {
        getTicker: getTicker,
@@ -102,7 +102,7 @@
        };

        const fetch = next => API.getTicker(analizeResponse(next));
-        
+
        retry(null, fetch, handle);
    }

@@ -283,7 +283,7 @@

        retry(null, fetch, handle);
    }
-    
+
    function isValidLot(price, amount) {
        return amount * price >= 0.0001;
    }
@@ -301,7 +301,7 @@
            try {
                if (FULL_LOG === true) { logger.write(MODULE_NAME, "[INFO] analizeResponse -> exchangeErr = " + stringExchangeErr); }
                if (FULL_LOG === true) { logger.write(MODULE_NAME, "[INFO] analizeResponse -> exchangeResponse = " + stringExchangeResponse); }
-                
+
                if (exchangeErr) {
                    error = global.DEFAULT_FAIL_RESPONSE;

@@ -339,15 +339,15 @@
                        result: global.DEFAULT_FAIL_RESPONSE.result,
                        message: exchangeResponse.error
                    };
-                }                
-                
+                }
+
                return callBack(error, exchangeResponse);
-            
+
            } catch (err) {
                logger.write(MODULE_NAME, "[ERROR] analizeResponse -> err.message = " + err.message);
                return callBack(global.DEFAULT_FAIL_RESPONSE, exchangeResponse);
            }
        }
    }
-        
+
 }
@@ -4,6 +4,144 @@
  "lockfileVersion": 1,
  "requires": true,
  "dependencies": {
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+      "resolved": "https://registry.npmjs.org/@types/async/-/async-2.0.49.tgz",
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+      "optional": true
+    },
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+      "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
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+        "fast-deep-equal": "1.1.0",
+        "fast-json-stable-stringify": "2.0.0",
+        "json-schema-traverse": "0.3.1"
+      }
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+        "apollo-cache-inmemory": "1.2.10",
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+        "graphql-anywhere": "4.1.19"
+      }
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+      "requires": {
+        "fast-json-stable-stringify": "2.0.0",
+        "fclone": "1.0.11"
+      }
+    },
+    "asn1": {
+      "version": "0.2.4",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
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@@ -12,31 +150,427 @@
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+      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "requires": {
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+    },
+    "tweetnacl": {
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+      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
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+      "optional": true
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    "underscore": {
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@@ -49,6 +583,39 @@
      "requires": {
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      }
+    },
+    "uuid": {
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+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
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+    },
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+      "requires": {
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+        "core-util-is": "1.0.2",
+        "extsprintf": "1.3.0"
+      }
+    },
+    "whatwg-fetch": {
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+      "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-3.0.0.tgz",
+      "integrity": "sha512-9GSJUgz1D4MfyKU7KRqwOjXCXTqWdFNvEr7eUBYchQiVc744mqK/MzXPNR2WsPkmkOa4ywfg8C2n8h+13Bey1Q=="
+    },
+    "zen-observable": {
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+      "integrity": "sha512-Y9kPzjGvIZ5jchSlqlCpBW3I82zBBL4z+ulXDRVA1NwsKzjt5kwAi+gOYIy0htNkfuehGZZtP5mRXHRV6TjDWw=="
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    }
  }
 }
@@ -9,10 +9,15 @@
  "author": "Luis-Fernando-Molina",
  "license": "ISC",
  "dependencies": {
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    "assert": "^1.4.1",
+    "graphql": "^14.0.2",
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    "lodash": "^4.17.11",
    "nodemailer": "^4.6.8",
+    "nonce": "^1.0.4",
    "querystring": "^0.2.0",
+    "request": "^2.88.0",
    "retry": "^0.12.0",
    "underscore": "^1.9.1"
  }