Ensure project snippets have their own access level

app/controllers/projects/snippets_controller.rb

@@ -3,7 +3,7 @@ class Projects::SnippetsController < Projects::ApplicationController
   before_action :snippet, only: [:show, :edit, :destroy, :update, :raw]
   # Allow read any snippet
-  before_action :authorize_read_project_snippet!, except: [:index]
+  before_action :authorize_read_project_snippet!, except: [:new, :create, :index]
   # Allow write(create) snippet
   before_action :authorize_create_project_snippet!, only: [:new, :create]

app/models/ability.rb

@@ -348,24 +348,22 @@ class Ability
       end
     end
-    [:note, :project_snippet].each do |name|
-      define_method "#{name}_abilities" do |user, subject|
-        rules = []
-
-        if subject.author == user
-          rules += [
-            :"read_#{name}",
-            :"update_#{name}",
-            :"admin_#{name}"
-          ]
-        end
-        if subject.respond_to?(:project) && subject.project
-          rules += project_abilities(user, subject.project)
-        end
-        rules
+    def note_abilities(user, note)
+      rules = []
+      if note.author == user
+        rules += [
+          :read_note,
+          :update_note,
+          :admin_note
+        ]
+      end
+      if note.respond_to?(:project) && note.project
+        rules += project_abilities(user, note.project)
       end
+
+      rules
     end
     def personal_snippet_abilities(user, snippet)
@@ -386,6 +384,24 @@ class Ability
       rules
     end
+    def project_snippet_abilities(user, snippet)
+      rules = []
+
+      if snippet.author == user || user.admin?
+        rules += [
+          :read_project_snippet,
+          :update_project_snippet,
+          :admin_project_snippet
+        ]
+      end
+
+      if snippet.public? || (snippet.internal? && !user.external?) || (snippet.private? && snippet.project.team.member?(user))
+        rules << :read_project_snippet
+      end
+
+      rules
+    end
+
     def group_member_abilities(user, subject)
       rules = []
       target_user = subject.user

spec/features/security/project/snippet/internal_access_spec.rb

+require 'spec_helper'
+
+describe "Internal Project Snippets Access", feature: true  do
+  include AccessMatchers
+
+  let(:project) { create(:project, :internal) }
+
+  let(:owner)     { project.owner }
+  let(:master)    { create(:user) }
+  let(:developer) { create(:user) }
+  let(:reporter)  { create(:user) }
+  let(:guest)     { create(:user) }
+  let(:internal_snippet) { create(:project_snippet, :internal, project: project, author: owner) }
+  let(:private_snippet)  { create(:project_snippet, :private, project: project, author: owner) }
+
+  before do
+    project.team << [master, :master]
+    project.team << [developer, :developer]
+    project.team << [reporter, :reporter]
+    project.team << [guest, :guest]
+  end
+
+  describe "GET /:project_path/snippets" do
+    subject { namespace_project_snippets_path(project.namespace, project) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_allowed_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/new" do
+    subject { new_namespace_project_snippet_path(project.namespace, project) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_denied_for guest }
+    it { is_expected.to be_denied_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/:id for an internal snippet" do
+    subject { namespace_project_snippet_path(project.namespace, project, internal_snippet) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_allowed_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/:id for a private snippet" do
+    subject { namespace_project_snippet_path(project.namespace, project, private_snippet) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_denied_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+end

spec/features/security/project/snippet/private_access_spec.rb

+require 'spec_helper'
+
+describe "Private Project Snippets Access", feature: true  do
+  include AccessMatchers
+
+  let(:project) { create(:project, :private) }
+
+  let(:owner)     { project.owner }
+  let(:master)    { create(:user) }
+  let(:developer) { create(:user) }
+  let(:reporter)  { create(:user) }
+  let(:guest)     { create(:user) }
+  let(:private_snippet)  { create(:project_snippet, :private, project: project, author: owner) }
+
+  before do
+    project.team << [master, :master]
+    project.team << [developer, :developer]
+    project.team << [reporter, :reporter]
+    project.team << [guest, :guest]
+  end
+
+  describe "GET /:project_path/snippets" do
+    subject { namespace_project_snippets_path(project.namespace, project) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_denied_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/new" do
+    subject { new_namespace_project_snippet_path(project.namespace, project) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_denied_for guest }
+    it { is_expected.to be_denied_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/:id for a private snippet" do
+    subject { namespace_project_snippet_path(project.namespace, project, private_snippet) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_denied_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+end

spec/features/security/project/snippet/public_access_spec.rb

+require 'spec_helper'
+
+describe "Public Project Snippets Access", feature: true  do
+  include AccessMatchers
+
+  let(:project) { create(:project, :public) }
+
+  let(:owner)     { project.owner }
+  let(:master)    { create(:user) }
+  let(:developer) { create(:user) }
+  let(:reporter)  { create(:user) }
+  let(:guest)     { create(:user) }
+  let(:public_snippet)   { create(:project_snippet, :public, project: project, author: owner) }
+  let(:internal_snippet) { create(:project_snippet, :internal, project: project, author: owner) }
+  let(:private_snippet)  { create(:project_snippet, :private, project: project, author: owner) }
+
+  before do
+    project.team << [master, :master]
+    project.team << [developer, :developer]
+    project.team << [reporter, :reporter]
+    project.team << [guest, :guest]
+  end
+
+  describe "GET /:project_path/snippets" do
+    subject { namespace_project_snippets_path(project.namespace, project) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_allowed_for :user }
+    it { is_expected.to be_allowed_for :external }
+    it { is_expected.to be_allowed_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/new" do
+    subject { new_namespace_project_snippet_path(project.namespace, project) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_denied_for guest }
+    it { is_expected.to be_denied_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/:id for a public snippet" do
+    subject { namespace_project_snippet_path(project.namespace, project, public_snippet) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_allowed_for :user }
+    it { is_expected.to be_allowed_for :external }
+    it { is_expected.to be_allowed_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/:id for an internal snippet" do
+    subject { namespace_project_snippet_path(project.namespace, project, internal_snippet) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_allowed_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+
+  describe "GET /:project_path/snippets/:id for a private snippet" do
+    subject { namespace_project_snippet_path(project.namespace, project, private_snippet) }
+
+    it { is_expected.to be_allowed_for :admin }
+    it { is_expected.to be_allowed_for owner }
+    it { is_expected.to be_allowed_for master }
+    it { is_expected.to be_allowed_for developer }
+    it { is_expected.to be_allowed_for reporter }
+    it { is_expected.to be_allowed_for guest }
+    it { is_expected.to be_denied_for :user }
+    it { is_expected.to be_denied_for :external }
+    it { is_expected.to be_denied_for :visitor }
+  end
+end