install grape and mount Gitlab::API

Gemfile

@@ -17,6 +17,7 @@ gem "omniauth-ldap", :git => "https://github.com/gitlabhq/omniauth-ldap.git",
 gem 'yaml_db',       :git => "https://github.com/gitlabhq/yaml_db.git"
 gem "linguist", "~> 1.0.0", :git => "https://github.com/gitlabhq/linguist.git"
 
+gem "grape"
 gem "stamp"
 gem "kaminari"
 gem "haml-rails"

Gemfile.lock

@@ -162,6 +162,12 @@ GEM
     gherkin (2.11.0)
       json (>= 1.4.6)
     git (1.2.5)
+    grape (0.2.0)
+      hashie (~> 1.2)
+      multi_json
+      multi_xml
+      rack
+      rack-mount
     haml (3.1.6)
     haml-rails (0.3.4)
       actionpack (~> 3.0)
@@ -223,6 +229,8 @@ GEM
     rack (1.4.1)
     rack-cache (1.2)
       rack (>= 0.4)
+    rack-mount (0.8.3)
+      rack (>= 1.0.0)
     rack-protection (1.2.0)
       rack
     rack-ssl (1.3.2)
@@ -373,6 +381,7 @@ DEPENDENCIES
   foreman
   git
   gitolite!
+  grape
   grit!
   haml-rails
   httparty

config/routes.rb

@@ -4,6 +4,10 @@ Gitlab::Application.routes.draw do
   #
   get 'search' => "search#show"
 
+  # API
+  require 'api'
+  mount Gitlab::API => '/api'
+
   # Optionally, enable Resque here
   require 'resque/server'
   mount Resque::Server.new, at: '/info/resque'
@@ -20,15 +24,15 @@ Gitlab::Application.routes.draw do
   # Admin Area
   #
   namespace :admin do
-    resources :users do 
-      member do 
+    resources :users do
+      member do
         put :team_update
         put :block
         put :unblock
       end
     end
-    resources :projects, :constraints => { :id => /[^\/]+/ } do 
-      member do 
+    resources :projects, :constraints => { :id => /[^\/]+/ } do
+      member do
         get :team
         put :team_update
       end
@@ -79,12 +83,12 @@ Gitlab::Application.routes.draw do
 
     resources :wikis, :only => [:show, :edit, :destroy, :create] do
       member do
-        get "history"        
+        get "history"
       end
     end
 
-    resource :repository do 
-      member do 
+    resource :repository do
+      member do
         get "branches"
         get "tags"
         get "archive"
@@ -94,14 +98,14 @@ Gitlab::Application.routes.draw do
     resources :deploy_keys
     resources :protected_branches, :only => [:index, :create, :destroy]
 
-    resources :refs, :only => [], :path => "/" do 
-      collection do 
+    resources :refs, :only => [], :path => "/" do
+      collection do
         get "switch"
       end
 
-      member do 
+      member do
         get "tree", :constraints => { :id => /[a-zA-Z.\/0-9_\-]+/ }
-        get "blob", 
+        get "blob",
           :constraints => {
             :id => /[a-zA-Z.0-9\/_\-]+/,
             :path => /.*/
@@ -126,32 +130,32 @@ Gitlab::Application.routes.draw do
       end
     end
 
-    resources :merge_requests do 
-      member do 
+    resources :merge_requests do
+      member do
         get :diffs
         get :automerge
         get :automerge_check
       end
 
-      collection do 
+      collection do
         get :branch_from
         get :branch_to
       end
     end
-    
-    resources :snippets do 
-      member do 
+
+    resources :snippets do
+      member do
         get "raw"
       end
     end
 
-    resources :hooks, :only => [:index, :create, :destroy] do 
-      member do 
+    resources :hooks, :only => [:index, :create, :destroy] do
+      member do
         get :test
       end
     end
-    resources :commits do 
-      collection do 
+    resources :commits do
+      collection do
         get :compare
       end
     end

lib/api.rb

+class Gitlab::API < Grape::API
+end