put message if swarm or ipfs is not installed

lib/modules/storage/index.js

@@ -69,7 +69,6 @@ class Storage {
     self._logger.trace(`Storage module: Launching ${platform} process...`);
     return storageProcessesLauncher.launchProcess(platform.toLowerCase(), (err) => {
       if (err) {
-        self._logger.error(err);
         return callback(err);
       }
       callback();

lib/processes/storageProcesses/ipfs.js

@@ -1,21 +1,23 @@
 const child_process = require('child_process');
 const ProcessWrapper = require('../../process/processWrapper');
 const constants = require('../../constants');
+const StorageUtils = require('./storageUtils');
 
 let ipfsProcess; // eslint-disable-line no-unused-vars
 
 class IPFSProcess extends ProcessWrapper {
-  constructor(_options) {
+  constructor(options) {
     super();
 
-    this.cors = _options.cors;
+    this.cors = options.cors;
+    this.command = StorageUtils.getCommand('ipfs', options);
 
     this.checkIPFSVersion();
     this.startIPFSDaemon();
   }
 
   checkIPFSVersion() {
-    child_process.exec('ipfs --version', {silent: true}, (err, stdout, _stderr) => {
+    child_process.exec(this.command + ' --version', {silent: true}, (err, stdout, _stderr) => {
       if (err) {
         console.error(err);
         return;
@@ -35,7 +37,7 @@ class IPFSProcess extends ProcessWrapper {
     const self = this;
     
     // spawn the daemon (muhaha)
-    this.child = child_process.spawn('ipfs', ['daemon']);
+    this.child = child_process.spawn(this.command, ['daemon']);
 
     this.child.on('error', (err) => {
       err = err.toString();
@@ -51,7 +53,7 @@ class IPFSProcess extends ProcessWrapper {
         self.readyCalled = true;
 
         // update IPFS cors before spawning a daemon (muhaha)
-        let ipfsCorsCmd = `ipfs config --json API.HTTPHeaders.Access-Control-Allow-Origin "[\\"${self.cors.join('\\", \\"')}\\"]"`;
+        let ipfsCorsCmd = `${self.command} config --json API.HTTPHeaders.Access-Control-Allow-Origin "[\\"${self.cors.join('\\", \\"')}\\"]"`;
         console.trace(`Updating IPFS CORS using command: ${ipfsCorsCmd}`);
         child_process.exec(ipfsCorsCmd, {silent: true}, (err, stdout, _stderr) => {
           if(err){
@@ -62,7 +64,7 @@ class IPFSProcess extends ProcessWrapper {
             _stderr = _stderr.toString();
             console.error(`IPFS CORS update error: ${_stderr}`);
           }
-          child_process.exec('ipfs config --json API.HTTPHeaders.Access-Control-Allow-Credentials "[\\"true\\"]"', {silent: true}, (err, stdout, _stderr) => {
+          child_process.exec(self.command + ' config --json API.HTTPHeaders.Access-Control-Allow-Credentials "[\\"true\\"]"', {silent: true}, (err, stdout, _stderr) => {
             if(err){
               err = err.toString();
               console.error('IPFS CORS update error: ', err);
@@ -71,7 +73,7 @@ class IPFSProcess extends ProcessWrapper {
               _stderr = _stderr.toString();
               console.error(`IPFS CORS update error: ${_stderr}`);
             }
-            child_process.exec('ipfs config --json API.HTTPHeaders.Access-Control-Allow-Methods "[\\"PUT\\", \\"POST\\", \\"GET\\"]"', {silent: true}, (err, stdout, _stderr) => {
+            child_process.exec(self.command + ' config --json API.HTTPHeaders.Access-Control-Allow-Methods "[\\"PUT\\", \\"POST\\", \\"GET\\"]"', {silent: true}, (err, stdout, _stderr) => {
               if(err){
                 err = err.toString();
                 console.error('IPFS CORS update error: ', err);

lib/processes/storageProcesses/storageProcessesLauncher.js

@@ -1,7 +1,9 @@
 const fs = require('../../core/fs');
+const shellJs = require('shelljs');
 const utils = require('../../utils/utils');
 const ProcessLauncher = require('../../process/processLauncher');
 const constants = require('../../constants');
+const StorageUtils = require('./storageUtils');
 
 class StorageProcessesLauncher {
   constructor(options) {
@@ -69,7 +71,7 @@ class StorageProcessesLauncher {
   }
 
   processExited(storageName, code) {
-    this.logger.error(__(`Storage process for ${storageName} ended before the end of this process. Code: ${code}`));
+    this.logger.error(__(`Storage process for {{storageName}} ended before the end of this process. Code: {{code}}`, {storageName, code}));
   }
 
   launchProcess(storageName, callback) {
@@ -80,9 +82,17 @@ class StorageProcessesLauncher {
     const filePath = utils.joinPath(__dirname, `./${storageName}.js`);
     fs.access(filePath, (err) => {
       if (err) {
-        return callback(__('No process file for this storage type exists. Please start the process locally.'));
+        return callback(__('No process file for this storage type (%s) exists. Please start the process locally.', storageName));
       }
-      self.logger.info(__(`Starting ${storageName} process`).cyan);
+
+      const program = shellJs.which(StorageUtils.getCommand(storageName, self.storageConfig));
+      if (!program) {
+        self.logger.warn(__('{{storageName}} is not installed or your configuration is not right', {storageName}).yellow);
+        self.logger.info(__('You can install and get more information here: ').yellow + StorageUtils.getStorageInstallationSite(storageName).underline);
+        return callback(__('%s not installed', storageName));
+      }
+
+      self.logger.info(__(`Starting %s process`, storageName).cyan);
       self.processes[storageName] = new ProcessLauncher({
         modulePath: filePath,
         logger: self.logger,

lib/processes/storageProcesses/storageUtils.js

@@ -0,0 +1,25 @@
+const IPFS = 'ipfs';
+const SWARM = 'swarm';
+
+class StorageUtils {
+  static getCommand(storageName, config) {
+    if (storageName === IPFS) {
+      return IPFS;
+    }
+    if (storageName === SWARM) {
+      return config.swarmPath || SWARM;
+    }
+    return null;
+  }
+
+  static getStorageInstallationSite(storageName) {
+    if (storageName === IPFS) {
+      return 'https://ipfs.io/docs/install/';
+    }
+    if (storageName === SWARM) {
+      return 'http://swarm-guide.readthedocs.io/en/latest/installation.html';
+    }
+  }
+}
+
+module.exports = StorageUtils;

lib/processes/storageProcesses/swarm.js

@@ -2,6 +2,7 @@ const child_process = require('child_process');
 const ProcessWrapper = require('../../process/processWrapper');
 const constants = require('../../constants');
 const fs = require('../../core/fs');
+const StorageUtils = require('./storageUtils');
 
 let swarmProcess;
 
@@ -10,6 +11,7 @@ class SwarmProcess extends ProcessWrapper {
     super();
     this.storageConfig = options.storageConfig;
     this.cors = options.cors;
+    this.command = StorageUtils.getCommand('swarm', this.storageConfig);
   }
 
   startSwarmDaemon() {
@@ -24,7 +26,7 @@ class SwarmProcess extends ProcessWrapper {
         `--corsdomain=${self.cors.join(',')}`
       ];
     console.trace('Starting swarm process with arguments: ' + args.join(' '));
-    this.child = child_process.spawn(this.storageConfig.swarmPath || 'swarm', args);
+    this.child = child_process.spawn(this.command, args);
 
     this.child.on('error', (err) => {
       err = err.toString();

package-lock.json

@@ -92,7 +92,7 @@
     "abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
-      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
+      "integrity": "sha1-+PLIh60Qv2f2NPAFtph/7TF5qsg="
     },
     "abstract-leveldown": {
       "version": "2.6.3",
@@ -114,7 +114,7 @@
     "acorn": {
       "version": "5.5.3",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.5.3.tgz",
-      "integrity": "sha512-jd5MkIUlbbmb07nXH0DT3y7rDVtkzDi4XZOUVWAer8ajmF/DTSSbl5oNFyDOl/OXA33Bl79+ypHhl2pN20VeOQ=="
+      "integrity": "sha1-9HPdR+AnegjijpvsWu6wR1HwuMk="
     },
     "acorn-dynamic-import": {
       "version": "2.0.2",
@@ -484,7 +484,7 @@
     "argparse": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
-      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "integrity": "sha1-vNZ5HqWuCXJeF+WtmIE0zUCz2RE=",
       "requires": {
         "sprintf-js": "1.0.3"
       }
@@ -500,7 +500,7 @@
     "arr-flatten": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/arr-flatten/-/arr-flatten-1.1.0.tgz",
-      "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg=="
+      "integrity": "sha1-NgSLv/TntH4TZkQxbJlmnqWukfE="
     },
     "arr-union": {
       "version": "3.1.0",
@@ -559,7 +559,7 @@
     "asn1.js": {
       "version": "4.10.1",
       "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.10.1.tgz",
-      "integrity": "sha512-p32cOF5q0Zqs9uBiONKYLm6BClCoBCM5O9JfeUSlnQLBTxYdTK+pW+nXflm8UkKd2UYlEbYz5qEi0JuZR9ckSw==",
+      "integrity": "sha1-ucK/WAXx5kqt7tbfOiv6+1pz9aA=",
       "requires": {
         "bn.js": "4.11.8",
         "inherits": "2.0.3",
@@ -687,7 +687,7 @@
     "babel-generator": {
       "version": "6.26.1",
       "resolved": "https://registry.npmjs.org/babel-generator/-/babel-generator-6.26.1.tgz",
-      "integrity": "sha512-HyfwY6ApZj7BYTcJURpM5tznulaBvyio7/0d4zFOeMPUmfxkCjHocCuoLa2SAGzBI8AREcH3eP3758F672DppA==",
+      "integrity": "sha1-GERAjTuPDTWkBOp6wYDwh6YBvZA=",
       "requires": {
         "babel-messages": "6.23.0",
         "babel-runtime": "6.26.0",
@@ -858,7 +858,7 @@
     "babel-loader": {
       "version": "7.1.4",
       "resolved": "https://registry.npmjs.org/babel-loader/-/babel-loader-7.1.4.tgz",
-      "integrity": "sha512-/hbyEvPzBJuGpk9o80R0ZyTej6heEOr59GoEUtn8qFKbnx4cJm9FWES6J/iv644sYgrtVw9JJQkjaLW/bqb5gw==",
+      "integrity": "sha1-40Y5OL1ObVXRwXTFSF1AahiO0BU=",
       "requires": {
         "find-cache-dir": "1.0.0",
         "loader-utils": "1.1.0",
@@ -1553,7 +1553,7 @@
     "babylon": {
       "version": "6.18.0",
       "resolved": "https://registry.npmjs.org/babylon/-/babylon-6.18.0.tgz",
-      "integrity": "sha512-q/UEjfGJ2Cm3oKV71DJz9d25TPnq5rhBVL2Q4fA5wcC3jcrdn7+SssEybFIxwAvvP+YCsCYNKughoF33GxgycQ=="
+      "integrity": "sha1-ry87iPpvXB5MY00aD46sT1WzleM="
     },
     "backoff": {
       "version": "2.5.0",
@@ -1571,7 +1571,7 @@
     "base": {
       "version": "0.11.2",
       "resolved": "https://registry.npmjs.org/base/-/base-0.11.2.tgz",
-      "integrity": "sha512-5T6P4xPgpp0YDFvSWwEZ4NoE3aM4QBQXDzmVbraCkFj8zHM+mba8SyqB5DbZWyR7mYHo6Y7BdQo3MoA4m0TeQg==",
+      "integrity": "sha1-e95c7RRbbVUakNuH+DxVi060io8=",
       "requires": {
         "cache-base": "1.0.1",
         "class-utils": "0.3.6",
@@ -1630,7 +1630,7 @@
     "big.js": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/big.js/-/big.js-3.2.0.tgz",
-      "integrity": "sha512-+hN/Zh2D08Mx65pZ/4g5bsmNiZUuChDiQfTUQ7qJr4/kuopCr88xZsAXv6mBoZEsUI4OuGHlX59qE94K2mMW8Q=="
+      "integrity": "sha1-pfwpi4G54Nyi5FiCR4S2XFK6WI4="
     },
     "binary-extensions": {
       "version": "1.11.0",
@@ -1645,7 +1645,7 @@
     "bindings": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.3.0.tgz",
-      "integrity": "sha512-DpLh5EzMR2kzvX1KIlVC0VkC3iZtHKTgdtZ0a3pglBZdaQFjt5S9g9xd1lE+YvXyfd6mtCeRnrUfOLYiTMlNSw=="
+      "integrity": "sha1-s0b27PapX1qBXFg5/HzbIlAvHtc="
     },
     "bip39": {
       "version": "2.5.0",
@@ -1701,7 +1701,7 @@
     "bn.js": {
       "version": "4.11.8",
       "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
-      "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
+      "integrity": "sha1-LN4J617jQfSEdGuwMJsyU7GxRC8="
     },
     "body-parser": {
       "version": "1.18.2",
@@ -1731,7 +1731,7 @@
     "brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
-      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "integrity": "sha1-PH/L9SnYcibz0vUrlm/1Jx60Qd0=",
       "requires": {
         "balanced-match": "1.0.0",
         "concat-map": "0.0.1"
@@ -1931,7 +1931,7 @@
     "cache-base": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/cache-base/-/cache-base-1.0.1.tgz",
-      "integrity": "sha512-AKcdTnFSWATd5/GCPRxr2ChwIJ85CeyrEyjRHlKxQ56d4XJMGym0uAiKn0xbLOGOl3+yRpOTi484dVCEc5AUzQ==",
+      "integrity": "sha1-Cn9GQWgxyLZi7jb+TnxZ129marI=",
       "requires": {
         "collection-visit": "1.0.0",
         "component-emitter": "1.2.1",
@@ -2223,7 +2223,7 @@
     "cids": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/cids/-/cids-0.5.3.tgz",
-      "integrity": "sha512-ujWbNP8SeLKg5KmGrxYZM4c+ttd+wwvegrdtgmbi2KNFUbQN4pqsGZaGQE3rhjayXTbKFq36bYDbKhsnD0eMsg==",
+      "integrity": "sha1-miW2l+t2+vgHr87DXEq5Nu370KQ=",
       "requires": {
         "multibase": "0.4.0",
         "multicodec": "0.2.6",
@@ -2233,7 +2233,7 @@
     "cipher-base": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/cipher-base/-/cipher-base-1.0.4.tgz",
-      "integrity": "sha512-Kkht5ye6ZGmwv40uUDZztayT2ThLQGfnj/T71N/XzeZeo3nf8foyW7zGTsPYkEya3m5f3cAypH+qe7YOrM1U2Q==",
+      "integrity": "sha1-h2Dk7MJy9MNjUy+SbYdKriwTl94=",
       "requires": {
         "inherits": "2.0.3",
         "safe-buffer": "5.1.1"
@@ -2248,7 +2248,7 @@
     "clap": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/clap/-/clap-1.2.3.tgz",
-      "integrity": "sha512-4CoL/A3hf90V3VIEjeuhSvlGFEHKzOz+Wfc2IVZc+FaUgU0ZQafJTP49fvnULipOPcAfqhyI2duwQyns6xqjYA==",
+      "integrity": "sha1-TzZ0WzIAhJJVf0ZBLWbVDLmbzlE=",
       "requires": {
         "chalk": "1.1.3"
       }
@@ -2256,7 +2256,7 @@
     "class-utils": {
       "version": "0.3.6",
       "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
-      "integrity": "sha512-qOhPa/Fj7s6TY8H8esGu5QNpMMQxz79h+urzrNYN6mn+9BnxlDGf5QZ+XeCDsxSjPqsSR56XOZOJmpeurnLMeg==",
+      "integrity": "sha1-+TNprouafOAv1B+q0MqDAzGQxGM=",
       "requires": {
         "arr-union": "3.1.0",
         "define-property": "0.2.5",
@@ -2510,7 +2510,7 @@
     "color-convert": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.1.tgz",
-      "integrity": "sha512-mjGanIiwQJskCC18rPR6OmrZ6fm2Lc7PeGFYwCmy5J34wC6F1PzdGL6xeMfmgicfYcNLGuVFA3WzXtIDCQSZxQ==",
+      "integrity": "sha1-wSYRB66y8pTr/+ye2eytUppgl+0=",
       "requires": {
         "color-name": "1.1.3"
       }
@@ -2721,7 +2721,7 @@
     "crypto-browserify": {
       "version": "3.12.0",
       "resolved": "https://registry.npmjs.org/crypto-browserify/-/crypto-browserify-3.12.0.tgz",
-      "integrity": "sha512-fz4spIh+znjO2VjL+IdhEpRJ3YN6sMzITSBijk6FK2UvTqruSQW+/cCZTSNsMiZNvUeq0CqurF+dAbyiGOY6Wg==",
+      "integrity": "sha1-OWz58xN/A+S45TLFj2mCVOAPgOw=",
       "requires": {
         "browserify-cipher": "1.0.0",
         "browserify-sign": "4.0.4",
@@ -2895,7 +2895,7 @@
     "debug": {
       "version": "2.6.9",
       "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+      "integrity": "sha1-XRKFFd8TT/Mn6QpMk/Tgd6U2NB8=",
       "requires": {
         "ms": "2.0.0"
       }
@@ -3047,7 +3047,7 @@
     "define-property": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/define-property/-/define-property-2.0.2.tgz",
-      "integrity": "sha512-jwK2UV4cnPpbcG7+VRARKTZPUWowwXA8bzH5NP6ud0oeAxyYPuGZUAC7hMugpCdz4BeSZl2Dl9k66CHJ/46ZYQ==",
+      "integrity": "sha1-1Flono1lS6d+AqgX+HENcCyxbp0=",
       "requires": {
         "is-descriptor": "1.0.2",
         "isobject": "3.0.1"
@@ -3293,7 +3293,7 @@
     "end-of-stream": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
-      "integrity": "sha512-1MkrZNvWTKCaigbn+W15elq2BB/L22nqrSY5DKlo3X6+vclJm8Bb5djXJBmEX6fS3+zCh/F4VBK5Z2KxJt4s2Q==",
+      "integrity": "sha1-7SljTRm6ukY7bOa4CjchPqtx7EM=",
       "requires": {
         "once": "1.4.0"
       }
@@ -3624,7 +3624,7 @@
     "esrecurse": {
       "version": "4.2.1",
       "resolved": "https://registry.npmjs.org/esrecurse/-/esrecurse-4.2.1.tgz",
-      "integrity": "sha512-64RBB++fIOAXPw3P9cy89qfMlvZEXZkqqJkjqqXIvzP5ezRZjW+lPWjw35UX/3EhUPFYbg5ER4JYgDw4007/DQ==",
+      "integrity": "sha1-AHo7n9vCs7uH5IeeoZyS/b05Qs8=",
       "requires": {
         "estraverse": "4.2.0"
       }
@@ -4131,7 +4131,7 @@
     "evp_bytestokey": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/evp_bytestokey/-/evp_bytestokey-1.0.3.tgz",
-      "integrity": "sha512-/f2Go4TognH/KvCISP7OUsHn85hT9nUkxxA9BEWxFn+Oj9o8ZNLm/40hdlgSLyuOimsrTKLUMEorQexp/aPQeA==",
+      "integrity": "sha1-f8vbGY3HGVlDLv4ThCaE4FJaywI=",
       "requires": {
         "md5.js": "1.3.4",
         "safe-buffer": "5.1.1"
@@ -4252,7 +4252,7 @@
         "is-extendable": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-1.0.1.tgz",
-          "integrity": "sha512-arnXMxT1hhoKo9k1LZdmlNyJdDDfy2v0fXjFlmok4+i8ul/6WlbVge9bhM74OpNPQPMGUToDtz+KXa1PneJxOA==",
+          "integrity": "sha1-p0cPnkJnM9gb2B4RVSZOOjUHyrQ=",
           "requires": {
             "is-plain-object": "2.0.4"
           }
@@ -4658,7 +4658,7 @@
     "file-loader": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/file-loader/-/file-loader-1.1.11.tgz",
-      "integrity": "sha512-TGR4HU7HUsGg6GCOPJnFk06RhWgEWFLAGWiT6rcD+GRC2keU3s9RGJ+b3Z6/U73jwwNb2gKLJ7YCrp+jvU4ALg==",
+      "integrity": "sha1-b+iGRJsPKpNuQ8q6rAzb+zaVBvg=",
       "requires": {
         "loader-utils": "1.1.0",
         "schema-utils": "0.4.5"
@@ -4927,7 +4927,7 @@
     "function-bind": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
-      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
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