Merge pull request #3156 from m4tthumphrey/api-system-hooks

Added methods to manage system hooks from API

doc/api/system_hooks.md

+All methods require admin authorization.
+
+## List system hooks
+
+Get list of system hooks
+
+```
+GET /hooks
+```
+
+Will return hooks with status `200 OK` on success, or `404 Not found` on fail.
+
+## Add new system hook hook
+
+```
+POST /hooks
+```
+
+Parameters:
+
++ `url` (required) - The hook URL
+
+Will return status `201 Created` on success, or `404 Not found` on fail.
+
+## Test system hook
+
+```
+GET /hooks/:id
+```
+
+Parameters:
+
++ `id` (required) - The ID of hook
+
+Will return hook with status `200 OK` on success, or `404 Not found` on fail.
+
+## Delete system hook
+
+```
+DELETE /hooks/:id
+```
+
+Parameters:
+
++ `id` (required) - The ID of hook
+
+Will return status `200 OK` on success, or `404 Not found` on fail.
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lib/api.rb

@@ -20,5 +20,6 @@ module Gitlab
     mount MergeRequests
     mount Notes
     mount Internal
+    mount SystemHooks
   end
 end

lib/api/system_hooks.rb

+module Gitlab
+  # Hooks API
+  class SystemHooks < Grape::API
+    before { authenticated_as_admin! }
+
+    resource :hooks do
+      # Get the list of system hooks
+      #
+      # Example Request:
+      #   GET /hooks
+      get do
+        @hooks = SystemHook.all
+        present @hooks, with: Entities::Hook
+      end
+
+      # Create new system hook
+      #
+      # Parameters:
+      #   url (required) - url for system hook
+      # Example Request
+      #   POST /hooks
+      post do
+        attrs = attributes_for_keys [:url]
+        @hook = SystemHook.new attrs
+        if @hook.save
+          present @hook, with: Entities::Hook
+        else
+          not_found!
+        end
+      end
+
+      # Test a hook
+      #
+      # Example Request
+      #   GET /hooks/:id
+      get ":id" do
+        @hook = SystemHook.find(params[:id])
+        data = {
+          event_name: "project_create",
+          name: "Ruby",
+          path: "ruby",
+          project_id: 1,
+          owner_name: "Someone",
+          owner_email: "example@gitlabhq.com"
+        }
+        @hook.execute(data)
+        data
+      end
+
+      # Delete a hook
+      #
+      # Example Request:
+      #   DELETE /hooks/:id
+      delete ":id" do
+        @hook = SystemHook.find(params[:id])
+        @hook.destroy
+      end
+    end
+  end
+end
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spec/requests/api/system_hooks_spec.rb

+require 'spec_helper'
+
+describe Gitlab::API do
+  include ApiHelpers
+
+  let(:user) { create(:user) }
+  let(:admin) { create(:admin) }
+  let!(:hook) { create(:system_hook, url: "http://example.com") }
+
+  before { stub_request(:post, hook.url) }
+
+  describe "GET /hooks" do
+    context "when not an admin" do
+      it "should return forbidden error" do
+        get api("/hooks", user)
+        response.status.should == 403
+      end
+    end
+
+    context "when authenticated as admin" do
+      it "should return an array of hooks" do
+        get api("/hooks", admin)
+        response.status.should == 200
+        json_response.should be_an Array
+        json_response.first['url'].should == hook.url
+      end
+    end
+  end
+
+  describe "POST /hooks" do
+    it "should create new hook" do
+      expect {
+        post api("/hooks", admin), url: 'http://example.com'
+      }.to change { SystemHook.count }.by(1)
+    end
+
+    it "should respond with 404 on failure" do
+      post api("/hooks", admin)
+      response.status.should == 404
+    end
+
+    it "should not create new hook without url" do
+      expect {
+        post api("/hooks", admin)
+      }.to_not change { SystemHook.count }
+    end
+  end
+
+  describe "GET /hooks/:id" do
+    it "should return hook by id" do
+      get api("/hooks/#{hook.id}", admin)
+      response.status.should == 200
+      json_response['event_name'].should == 'project_create'
+    end
+
+    it "should return 404 on failure" do
+      get api("/hooks/404", admin)
+      response.status.should == 404
+    end
+  end
+
+  describe "DELETE /hooks/:id" do
+    it "should delete a hook" do
+      expect {
+        delete api("/hooks/#{hook.id}", admin)
+      }.to change { SystemHook.count }.by(-1)
+    end
+  end
+end
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