Remove key/cert and autogen in postinstall phase

.gitignore

@@ -22,3 +22,4 @@ coverage
 test/definitions/policy-loader/token
 env.yaml
 gw_skel
+config/*.pem

package.json

@@ -5,6 +5,7 @@
   "main": "index.js",
   "scripts": {
     "lint": "jscs ./",
+    "postinstall": "node utils/genkeycert",
     "pretest": "eslint ./",
     "start": "node .",
     "test": "mocha -t 600000"
@@ -135,6 +136,7 @@
     "type-is": "^1.6.11",
     "uid-safe": "^2.1.1",
     "wlpn-password": "^1.0.0",
+    "pem": "^1.8.3",
     "yamljs": "^0.2.4"
   },
   "APIConnectGateway": "1.0.0"

utils/genkeycert.js

@@ -0,0 +1,80 @@
+#!/usr/bin/env node
+
+// Copyright IBM Corp. 2016. All Rights Reserved.
+// Node module: microgateway
+// US Government Users Restricted Rights - Use, duplication or disclosure
+// restricted by GSA ADP Schedule Contract with IBM Corp.
+
+var pem = require('pem');
+var fs = require('fs');
+var path = require('path');
+
+var keyPath = path.resolve(__dirname, '../config/key.pem');
+var certPath = path.resolve(__dirname, '../config/cert.pem');
+
+function checkServiceKey(cb) {
+  try {
+    fs.statSync(keyPath);
+    var serviceKey = fs.readFileSync(keyPath);
+    cb(null, serviceKey);
+  } catch (e) {
+    if (e.code === 'ENOENT') {
+      // if key.pem not exist, generate the private key
+      console.log("Create the service key 'config/key.pem'");
+      pem.createPrivateKey(2048, function(e, keyData) {
+        if (e) {
+          cb(e);
+        } else {
+          fs.writeFile(keyPath, keyData.key, function(e) {
+            cb(e, e || { newKey: true, keyData: keyData.key });
+          });
+        }
+      });
+    } else {
+      cb(e);
+    }
+  }
+}
+
+function createCertificate(keyData, cb) {
+  pem.createCertificate({ serviceKey: keyData }, function(e, certResult) {
+    if (e) {
+      cb(e);
+    } else {
+      fs.writeFile(certPath, certResult.certificate, cb);
+    }
+  });
+}
+
+function createCertificateCB(err) {
+  if (err) {
+    console.log("Error when creating the cert file 'config/cert.pem': " + err);
+    process.exit(1);
+  }
+}
+
+checkServiceKey(function(err, result) {
+  if (err) {
+    console.log("Error when checking/creating the service key file 'config/key.pem': " + err);
+    process.exit(1);
+  }
+  var certFileExist = false;
+  try {
+    fs.statSync(certPath);
+    certFileExist = true;
+  } catch (e) {
+    if (e.code !== 'ENOENT') {
+      console.log("Error when checking the cert file 'config/cert.pem': " + e);
+      process.exit(1);
+    }
+  }
+  if (certFileExist) {
+    if (result.newKey) {
+      console.log("Recreate the cert file 'config/cert.pem'");
+      createCertificate(result.keyData, createCertificateCB);
+    }
+  } else {
+    console.log("Create the cert file 'config/cert.pem'");
+    createCertificate(result.keyData, createCertificateCB);
+  }
+});