Add basically API support

Gemfile.lock

@@ -2,6 +2,7 @@ PATH
   remote: .
   specs:
     fluentd-ui (0.0.1.pre)
+      addressable
       bcrypt (~> 3.1.5)
       bundler (~> 1.5)
       coffee-rails (~> 4.0.0)

app/controllers/fluentd_controller.rb

@@ -42,6 +42,6 @@ class FluentdController < ApplicationController
   end
 
   def fluentd_params
-    params.require(:fluentd).permit(:log_file, :pid_file, :config_file, :variant)
+    params.require(:fluentd).permit(:log_file, :pid_file, :config_file, :variant, :api_endpoint)
   end
 end

app/models/fluentd.rb

@@ -27,6 +27,10 @@ class Fluentd < ActiveRecord::Base
     })
   end
 
+  def api
+    @api ||= Api::Http.new(api_endpoint)
+  end
+
   def label
     "#{variant} ##{id}"
   end

app/models/fluentd/api.rb

@@ -0,0 +1,6 @@
+require "fluentd/api/http"
+
+class Fluentd
+  class Api
+  end
+end

app/models/fluentd/api/http.rb

@@ -0,0 +1,26 @@
+require "httpclient"
+require "addressable/uri"
+
+class Fluentd
+  class Api
+    class Http
+      def initialize(endpoint)
+        @endpoint = Addressable::URI.parse(endpoint)
+      end
+
+      def config
+        request("/api/config.json")
+      end
+
+      private
+
+      def request(path)
+        uri = @endpoint.dup
+        uri.path = path
+        res = HTTPClient.get(uri)
+        JSON.parse res.body
+      end
+    end
+  end
+end
+

app/views/fluentd/_form.html.haml

@@ -15,4 +15,7 @@
     %div.form-group
       = f.label :config_file
       = f.text_field :config_file, class: "form-control"
+    %div.form-group
+      = f.label :api_endpoint
+      = f.text_field :api_endpoint, class: "form-control"
     = f.submit btn, class: "btn btn-primary"

config/locales/translation_ja.yml

@@ -126,3 +126,4 @@ ja:
         pid_file: PIDファイル
         config_file: 設定ファイル
         variant: タイプ
+        api_endpoint: APIエンドポイント

db/migrate/20140526042609_add_fluentd_api_endpoint.rb

@@ -0,0 +1,5 @@
+class AddFluentdApiEndpoint < ActiveRecord::Migration
+  def change
+    add_column :fluentds, :api_endpoint, :string, default: "http://localhost:24220/"
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20140522055753) do
+ActiveRecord::Schema.define(version: 20140526042609) do
 
   create_table "fluentds", force: true do |t|
     t.string   "variant",                                          null: false
@@ -20,6 +20,7 @@ ActiveRecord::Schema.define(version: 20140522055753) do
     t.string   "config_file"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.string   "api_endpoint", default: "http://localhost:24220/"
   end
 
   create_table "login_tokens", force: true do |t|

fluentd-ui.gemspec

@@ -24,6 +24,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'i18n_generators', '1.2.1'
   spec.add_dependency 'bcrypt', '~> 3.1.5'
   spec.add_dependency 'sqlite3'
+  spec.add_dependency 'addressable'
   spec.add_dependency "font-awesome-rails"
   spec.add_dependency 'sass-rails', '~> 4.0.3'
   spec.add_dependency 'uglifier', '>= 1.3.0'