Add options for separate level session database and aux level session database.

server/models/AnalyticsLogEvent.coffee

@@ -31,6 +31,6 @@ AnalyticsLogEventSchema.statics.logEvent = (user, event, properties={}) ->
 unless config.proxy
   analyticsMongoose = mongoose.createConnection()
   analyticsMongoose.open "mongodb://#{config.mongo.analytics_host}:#{config.mongo.analytics_port}/#{config.mongo.analytics_db}", (error) ->
-    log.warn "Couldnt connect to analytics", error
+    log.error "Couldnt connect to analytics", error if error
   
   module.exports = AnalyticsLogEvent = analyticsMongoose.model('analytics.log.event', AnalyticsLogEventSchema, config.mongo.analytics_collection)

server/models/LevelSession.coffee

@@ -106,4 +106,35 @@ LevelSessionSchema.set('toObject', {
     return ret
 })
 
-module.exports = LevelSession = mongoose.model('level.session', LevelSessionSchema, 'level.sessions')
+if config.mongo.level_session_host?
+  levelSessionMongo = mongoose.createConnection()
+  levelSessionMongo.open "mongodb://#{config.mongo.level_session_host}:#{config.mongo.level_session_port}/#{config.mongo.level_session_db}", (error) ->
+    if error
+      log.error "Couldnt connect to session mongo!", error
+    else
+      log.info "Connected to seperate level session server."
+else
+  levelSessionMongo = mongoose
+
+LevelSession = levelSessionMongo.model('level.session', LevelSessionSchema, 'level.sessions')
+
+if config.mongo.level_session_aux_host?
+  auxLevelSessionMongo = mongoose.createConnection()
+  auxLevelSessionMongo.open "mongodb://#{config.mongo.level_session_aux_host}:#{config.mongo.level_session_aux_port}/#{config.mongo.level_session_aux_db}", (error) ->
+    if error
+      log.error "Couldnt connect to AUX session mongo!", error
+    else
+      log.info "Connected to seperate level AUX session server."
+
+  auxLevelSession = auxLevelSessionMongo.model('level.session', LevelSessionSchema, 'level.sessions')
+
+  LevelSessionSchema.post 'save', (d) ->
+    return unless d instanceof LevelSession
+    console.log "Saving D", arguments
+    o = d.toObject {transform: ((x, r) -> r), virtuals: false}
+    console.log "Guess I should write", o
+    auxLevelSession.collection.save o,  {w:1}, (err, v) ->
+      console.log err.stack if err
+      console.log("update sent", arguments)
+
+module.exports = LevelSession

server_config.coffee

@@ -26,6 +26,15 @@ config.mongo =
   mongoose_tokyo_replica_string: process.env.COCO_MONGO_MONGOOSE_TOKYO_REPLICA_STRING or ''
   mongoose_saoPaulo_replica_string : process.env.COCO_MONGO_MONGOOSE_SAOPAULO_REPLICA_STRING or ''
 
+if process.env.COCO_MONGO_LS_HOST? or process.env.COCO_MONGO_LS_DATABASE_NAME?
+  config.mongo.level_session_host = process.env.COCO_MONGO_LS_HOST or process.env.COCO_MONGO_HOST or 'localhost'
+  config.mongo.level_session_port = process.env.COCO_MONGO_LS_PORT or process.env.COCO_MONGO_PORT or 27017
+  config.mongo.level_session_db = process.env.COCO_MONGO_LS_DATABASE_NAME or process.env.COCO_MONGO_DATABASE_NAME or 'coco'
+  
+if process.env.COCO_MONGO_LS_AUX_HOST? and process.env.COCO_MONGO_LS_AUX_PORT? and process.env.COCO_MONGO_LS_AUX_DATABASE_NAME
+  config.mongo.level_session_aux_host = process.env.COCO_MONGO_LS_AUX_HOST or process.env.COCO_MONGO_HOST or 'localhost'
+  config.mongo.level_session_aux_port = process.env.COCO_MONGO_LS_AUX_PORT or process.env.COCO_MONGO_PORT or 27017
+  config.mongo.level_session_aux_db = process.env.COCO_MONGO_LS_AUX_DATABASE_NAME or 'coco_aux'
 
 
 if config.tokyo or config.saoPaulo