Clean up well-known routes/controllers (#1649)

* Add request spec for host meta route returning xml

* Add routing spec for xrd routes

* Update well-known routes

* Move webfinger and host-meta actions to their own controllers
This commit is contained in:
Matt Jankowski 2017-04-13 07:09:07 -04:00 committed by Eugen
parent 3a9eb81a80
commit 137100dcf3
12 changed files with 119 additions and 83 deletions

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@ -0,0 +1,13 @@
# frozen_string_literal: true
module WellKnown
class HostMetaController < ApplicationController
def show
@webfinger_template = "#{webfinger_url}?resource={uri}"
respond_to do |format|
format.xml { render content_type: 'application/xrd+xml' }
end
end
end
end

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@ -0,0 +1,43 @@
# frozen_string_literal: true
module WellKnown
class WebfingerController < ApplicationController
def show
@account = Account.find_local!(username_from_resource)
@canonical_account_uri = @account.to_webfinger_s
@magic_key = pem_to_magic_key(@account.keypair.public_key)
respond_to do |format|
format.xml { render content_type: 'application/xrd+xml' }
format.json { render content_type: 'application/jrd+json' }
end
rescue ActiveRecord::RecordNotFound
head 404
end
private
def username_from_resource
WebfingerResource.new(resource_param).username
end
def pem_to_magic_key(public_key)
modulus, exponent = [public_key.n, public_key.e].map do |component|
result = []
until component.zero?
result << [component % 256].pack('C')
component >>= 8
end
result.reverse.join
end
(['RSA'] + [modulus, exponent].map { |n| Base64.urlsafe_encode64(n) }).join('.')
end
def resource_param
params.require(:resource)
end
end
end

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@ -1,55 +0,0 @@
# frozen_string_literal: true
class XrdController < ApplicationController
before_action :set_default_format_xml, only: :host_meta
def host_meta
@webfinger_template = "#{webfinger_url}?resource={uri}"
respond_to do |format|
format.xml { render content_type: 'application/xrd+xml' }
end
end
def webfinger
@account = Account.find_local!(username_from_resource)
@canonical_account_uri = @account.to_webfinger_s
@magic_key = pem_to_magic_key(@account.keypair.public_key)
respond_to do |format|
format.xml { render content_type: 'application/xrd+xml' }
format.json { render content_type: 'application/jrd+json' }
end
rescue ActiveRecord::RecordNotFound
head 404
end
private
def set_default_format_xml
request.format = 'xml' if request.headers['HTTP_ACCEPT'].nil? && params[:format].nil?
end
def username_from_resource
WebfingerResource.new(resource_param).username
end
def pem_to_magic_key(public_key)
modulus, exponent = [public_key.n, public_key.e].map do |component|
result = []
until component.zero?
result << [component % 256].pack('C')
component >>= 8
end
result.reverse.join
end
(['RSA'] + [modulus, exponent].map { |n| Base64.urlsafe_encode64(n) }).join('.')
end
def resource_param
params.require(:resource)
end
end

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@ -15,8 +15,8 @@ Rails.application.routes.draw do
controllers authorizations: 'oauth/authorizations', authorized_applications: 'oauth/authorized_applications'
end
get '.well-known/host-meta', to: 'xrd#host_meta', as: :host_meta
get '.well-known/webfinger', to: 'xrd#webfinger', as: :webfinger, defaults: { format: 'json' }
get '.well-known/host-meta', to: 'well_known/host_meta#show', as: :host_meta, defaults: { format: 'xml' }
get '.well-known/webfinger', to: 'well_known/webfinger#show', as: :webfinger, defaults: { format: 'json' }
devise_for :users, path: 'auth', controllers: {
sessions: 'auth/sessions',

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@ -0,0 +1,13 @@
require 'rails_helper'
describe WellKnown::HostMetaController, type: :controller do
render_views
describe 'GET #show' do
it 'returns http success' do
get :show, format: :xml
expect(response).to have_http_status(:success)
end
end
end

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@ -0,0 +1,21 @@
require 'rails_helper'
describe WellKnown::WebfingerController, type: :controller do
render_views
describe 'GET #show' do
let(:alice) { Fabricate(:account, username: 'alice') }
it 'returns http success when account can be found' do
get :show, params: { resource: alice.to_webfinger_s }, format: :json
expect(response).to have_http_status(:success)
end
it 'returns http not found when account cannot be found' do
get :show, params: { resource: 'acct:not@existing.com' }, format: :json
expect(response).to have_http_status(:not_found)
end
end
end

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@ -1,26 +0,0 @@
require 'rails_helper'
RSpec.describe XrdController, type: :controller do
render_views
describe 'GET #host_meta' do
it 'returns http success' do
get :host_meta
expect(response).to have_http_status(:success)
end
end
describe 'GET #webfinger' do
let(:alice) { Fabricate(:account, username: 'alice') }
it 'returns http success when account can be found' do
get :webfinger, params: { resource: alice.to_webfinger_s }, format: :json
expect(response).to have_http_status(:success)
end
it 'returns http not found when account cannot be found' do
get :webfinger, params: { resource: 'acct:not@existing.com' }, format: :json
expect(response).to have_http_status(:not_found)
end
end
end

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@ -0,0 +1,12 @@
require "rails_helper"
describe "The host_meta route" do
describe "requested without accepts headers" do
it "returns an xml response" do
get host_meta_url
expect(response).to have_http_status(:success)
expect(response.content_type).to eq "application/xrd+xml"
end
end
end

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@ -0,0 +1,15 @@
require 'rails_helper'
describe 'the host-meta route' do
it 'routes to correct place with xml format' do
expect(get('/.well-known/host-meta')).
to route_to('well_known/host_meta#show', format: 'xml')
end
end
describe 'the webfinger route' do
it 'routes to correct place with json format' do
expect(get('/.well-known/webfinger')).
to route_to('well_known/webfinger#show', format: 'json')
end
end