Trap some error instances for DB (#1746)

* Also add a copy of dev DB in both clean state and dirty state. No user/pass included ... currently leave that up to end collaboration since handled via environment variable.

Applies to #1745 #37

Refs:
* `mongorestore --gzip --db openuserjs_devel --archive=./dev/devDBdirty.gz`
* `mongodump --gzip --db openuserjs_devel --archive=./dev/devDBclean.gz`
* `CONNECT_STRING=mongodb://127.0.0.1:27017/openuserjs_devel`

Auto-merge

Author: Martii

.gitignore

@@ -7,6 +7,8 @@ lib-cov
 *.out
 *.pid
 *.gz
+!dev/devDBclean.gz
+!dev/devDBdirty.gz
 
 pids
 logs

app.js

@@ -103,8 +103,13 @@ app.set('securePort', process.env.SECURE_PORT || null);
 mongoose.connect(connectStr, dbOptions);
 
 // Trap a few events for MongoDB
-db.on('error', function () {
-  console.error(colors.red('MongoDB connection error'));
+db.on('error', function (aErr) {
+  console.error( colors.red( [
+      'MongoDB connection error',
+      aErr.message,
+      'Terminating app'
+    ].join('\n')));
+  process.exit(1);  // NOTE: Watchpoint
 });
 
 db.once('open', function () {

dev/devDBclean.gz

@@ -8,7 +8,7 @@ var statusError = require('../libs/debug').statusError;
 
 //--- Dependency inclusions
 var util = require('util');
-
+var colors = require('ansi-colors');
 
 //--- Model inclusions
 var Sync = require('../models/sync').Sync;
@@ -32,7 +32,21 @@ var clientId = null;
 var clientKey = null;
 
 Strategy.findOne({ name: 'github' }, function (aErr, aStrat) {
-  // WARNING: No err handling
+  if (aErr) {
+    console.error( aErr.message );
+    process.exit(1);
+    return;
+  }
+
+  if (!aStrat) {
+    console.error( colors.red( [
+      'Default GitHub Strategy document not found in DB',
+      'Terminating app'
+    ].join('\n')));
+
+    process.exit(1);
+    return;
+  }
 
   clientId = aStrat.id;
   clientKey = aStrat.key;