fixed error with indexes if collection does not exist

devops-service/db/mongo/connectors/base.rb

@@ -6,10 +6,24 @@ require "exceptions/invalid_privileges"
 module Connectors
   class Base
 
+    # если хотим создавать индексы при старте приложения, нужно сначала создать коллекцию
+    def initialize db
+      names = db.collection_names
+      unless names.include?(self.collection_name)
+        db.create_collection(self.collection_name)
+        puts "Collection '#{self.collection_name}' has been created"
+      end
+      self.collection = db.collection(self.collection_name)
+    end
+
     def create_indexes
 
     end
 
+    def collection_name
+      raise "owerride me"
+    end
+
     # Yes, we can implement connectors without attr_accessor, storing collection directly
     # in instance variable like
     # @collection = db.collection('users')

devops-service/db/mongo/connectors/filter.rb

@@ -2,7 +2,11 @@ module Connectors
   class Filter < Base
 
     def initialize(db)
-      self.collection = db.collection('filters')
+      super(db)
+    end
+
+    def collection_name
+      'filters'
     end
 
     def available_images provider

devops-service/db/mongo/connectors/image.rb

@@ -9,7 +9,11 @@ module Connectors
       Helpers::UpdateCommand
 
     def initialize(db)
-      self.collection = db.collection('images')
+      super(db)
+    end
+
+    def collection_name
+      'images'
     end
 
     def images(provider=nil)

devops-service/db/mongo/connectors/key.rb

@@ -7,7 +7,11 @@ module Connectors
       Helpers::DeleteCommand
 
     def initialize(db)
-      self.collection = db.collection('keys')
+      super(db)
+    end
+
+    def collection_name
+      'keys'
     end
 
     def key(id, scope=nil)

devops-service/db/mongo/connectors/project.rb

@@ -8,7 +8,11 @@ module Connectors
 
 
     def initialize(db)
-      @collection = db.collection('projects')
+      super(db)
+    end
+
+    def collection_name
+      'projects'
     end
 
     def is_project_exists?(project)

devops-service/db/mongo/connectors/project_template.rb

@@ -8,7 +8,11 @@ module Connectors
 
 
     def initialize(db)
-      @collection = db.collection('project_templates')
+      super(db)
+    end
+
+    def collection_name
+      'project_templates'
     end
   end
 end

devops-service/db/mongo/connectors/report.rb

@@ -6,7 +6,11 @@ module Connectors
       Helpers::ListCommand
 
     def initialize(db)
-      self.collection = db.collection('reports')
+      super(db)
+    end
+
+    def collection_name
+      'reports'
     end
 
     def save_report r

devops-service/db/mongo/connectors/server.rb

@@ -5,7 +5,11 @@ module Connectors
 
 
     def initialize(db)
-      self.collection = db.collection('servers')
+      super(db)
+    end
+
+    def collection_name
+      'servers'
     end
 
     def servers_find(query, fields=nil)

devops-service/db/mongo/connectors/stack.rb

@@ -7,7 +7,11 @@ module Connectors
       Helpers::UpdateCommand
 
     def initialize(db)
-      self.collection = db.collection('stacks')
+      super(db)
+    end
+
+    def collection_name
+      'stacks'
     end
 
     def stacks(options={})

devops-service/db/mongo/connectors/stack_template.rb

@@ -8,7 +8,11 @@ module Connectors
       Helpers::UpdateCommand
 
     def initialize(db)
-      self.collection = db.collection('stack_templates')
+      super(db)
+    end
+
+    def collection_name
+      "stack_templates"
     end
 
     def stack_templates(provider=nil)

devops-service/db/mongo/connectors/statictic.rb

@@ -2,7 +2,11 @@ module Connectors
   class Statistic < Base
 
     def initialize(db)
-      self.collection = db.collection('statistic')
+      super(db)
+    end
+
+    def collection_name
+      'statistic'
     end
 
     def insert_statistic(user, path, method, body, response_code)
@@ -45,7 +49,8 @@ module Connectors
     private
 
       def mongo_sort_order(order)
-        raise "Wrong sort order" unless %w(asc desc).include?(order)
+        # asc by default and if order id invalid value, it is not a reason for response with code 500
+        #raise "Wrong sort order" unless %w(asc desc).include?(order)
         order == 'asc' ? 1 : -1
       end
 

devops-service/db/mongo/connectors/user.rb

@@ -8,7 +8,11 @@ module Connectors
       Helpers::UpdateCommand
 
     def initialize(db)
-      self.collection = db.collection('users')
+      super(db)
+    end
+
+    def collection_name
+      'users'
     end
 
     def user_auth user, password