Merge branch 'master' into 'zj-wiki-page-versions'

# Conflicts:
#   Gemfile
#   Gemfile.lock

15 files changed, 74 insertions, 15 deletions

diff --git a/app/controllers/projects/clusters/gcp_controller.rb b/app/controllers/projects/clusters/gcp_controller.rb
index 4fc515bd03e..94d33b91562 100644
--- a/app/controllers/projects/clusters/gcp_controller.rb
+++ b/app/controllers/projects/clusters/gcp_controller.rb
@@ -42,7 +42,7 @@ class Projects::Clusters::GcpController < Projects::ApplicationController
     when 'true'
       return
     when 'false'
-      flash[:alert] = _('Please <a href=%{link_to_billing} target="_blank" rel="noopener noreferrer">enable billing for one of your projects to be able to create a cluster</a>, then try again.').html_safe % { link_to_billing: "https://console.cloud.google.com/freetrial?utm_campaign=2018_cpanel&utm_source=gitlab&utm_medium=referral" }
+      flash[:alert] = _('Please <a href=%{link_to_billing} target="_blank" rel="noopener noreferrer">enable billing for one of your projects to be able to create a Kubernetes cluster</a>, then try again.').html_safe % { link_to_billing: "https://console.cloud.google.com/freetrial?utm_campaign=2018_cpanel&utm_source=gitlab&utm_medium=referral" }
     else
       flash[:alert] = _('We could not verify that one of your projects on GCP has billing enabled. Please try again.')
     end
diff --git a/app/controllers/projects/clusters_controller.rb b/app/controllers/projects/clusters_controller.rb
index 1dc7f1b3a7f..142e8b6e4bc 100644
--- a/app/controllers/projects/clusters_controller.rb
+++ b/app/controllers/projects/clusters_controller.rb
@@ -41,7 +41,7 @@ class Projects::ClustersController < Projects::ApplicationController
           head :no_content
         end
         format.html do
-          flash[:notice] = "Cluster was successfully updated."
+          flash[:notice] = _('Kubernetes cluster was successfully updated.')
           redirect_to project_cluster_path(project, cluster)
         end
       end
@@ -55,10 +55,10 @@ class Projects::ClustersController < Projects::ApplicationController
 
   def destroy
     if cluster.destroy
-      flash[:notice] = "Cluster integration was successfully removed."
+      flash[:notice] = _('Kubernetes cluster integration was successfully removed.')
       redirect_to project_clusters_path(project), status: 302
     else
-      flash[:notice] = "Cluster integration was not removed."
+      flash[:notice] = _('Kubernetes cluster integration was not removed.')
       render :show
     end
   end
diff --git a/app/controllers/projects/commits_controller.rb b/app/controllers/projects/commits_controller.rb
index 0a40c67368f..1d910e461b1 100644
--- a/app/controllers/projects/commits_controller.rb
+++ b/app/controllers/projects/commits_controller.rb
@@ -4,6 +4,7 @@ class Projects::CommitsController < Projects::ApplicationController
   include ExtractsPath
   include RendersCommits
 
+  before_action :whitelist_query_limiting
   before_action :require_non_empty_project
   before_action :assign_ref_vars
   before_action :authorize_download_code!
@@ -65,4 +66,8 @@ class Projects::CommitsController < Projects::ApplicationController
     @commits = @commits.with_pipeline_status
     @commits = prepare_commits_for_rendering(@commits)
   end
+
+  def whitelist_query_limiting
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42330')
+  end
 end
diff --git a/app/controllers/projects/cycle_analytics_controller.rb b/app/controllers/projects/cycle_analytics_controller.rb
index 88ac3ad046b..d1b8fd80c4e 100644
--- a/app/controllers/projects/cycle_analytics_controller.rb
+++ b/app/controllers/projects/cycle_analytics_controller.rb
@@ -3,6 +3,7 @@ class Projects::CycleAnalyticsController < Projects::ApplicationController
   include ActionView::Helpers::TextHelper
   include CycleAnalyticsParams
 
+  before_action :whitelist_query_limiting, only: [:show]
   before_action :authorize_read_cycle_analytics!
 
   def show
@@ -31,4 +32,8 @@ class Projects::CycleAnalyticsController < Projects::ApplicationController
       permissions: @cycle_analytics.permissions(user: current_user)
     }
   end
+
+  def whitelist_query_limiting
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42671')
+  end
 end
diff --git a/app/controllers/projects/forks_controller.rb b/app/controllers/projects/forks_controller.rb
index 68978f8fdd1..f43bba18d81 100644
--- a/app/controllers/projects/forks_controller.rb
+++ b/app/controllers/projects/forks_controller.rb
@@ -2,6 +2,7 @@ class Projects::ForksController < Projects::ApplicationController
   include ContinueParams
 
   # Authorize
+  before_action :whitelist_query_limiting, only: [:create]
   before_action :require_non_empty_project
   before_action :authorize_download_code!
   before_action :authenticate_user!, only: [:new, :create]
@@ -54,4 +55,8 @@ class Projects::ForksController < Projects::ApplicationController
       render :error
     end
   end
+
+  def whitelist_query_limiting
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42335')
+  end
 end
diff --git a/app/controllers/projects/issues_controller.rb b/app/controllers/projects/issues_controller.rb
index 384f18b316c..515cb08f1fc 100644
--- a/app/controllers/projects/issues_controller.rb
+++ b/app/controllers/projects/issues_controller.rb
@@ -8,6 +8,7 @@ class Projects::IssuesController < Projects::ApplicationController
 
   prepend_before_action :authenticate_user!, only: [:new]
 
+  before_action :whitelist_query_limiting, only: [:create, :create_merge_request, :move, :bulk_update]
   before_action :check_issues_available!
   before_action :issue, except: [:index, :new, :create, :bulk_update]
   before_action :set_issuables_index, only: [:index]
@@ -247,4 +248,13 @@ class Projects::IssuesController < Projects::ApplicationController
     @finder_type = IssuesFinder
     super
   end
+
+  def whitelist_query_limiting
+    # Also see the following issues:
+    #
+    # 1. https://gitlab.com/gitlab-org/gitlab-ce/issues/42423
+    # 2. https://gitlab.com/gitlab-org/gitlab-ce/issues/42424
+    # 3. https://gitlab.com/gitlab-org/gitlab-ce/issues/42426
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42422')
+  end
 end
diff --git a/app/controllers/projects/lfs_storage_controller.rb b/app/controllers/projects/lfs_storage_controller.rb
index 293869345bd..941638db427 100644
--- a/app/controllers/projects/lfs_storage_controller.rb
+++ b/app/controllers/projects/lfs_storage_controller.rb
@@ -60,7 +60,7 @@ class Projects::LfsStorageController < Projects::GitHttpClientController
 
   def store_file(oid, size, tmp_file)
     # Define tmp_file_path early because we use it in "ensure"
-    tmp_file_path = File.join("#{Gitlab.config.lfs.storage_path}/tmp/upload", tmp_file)
+    tmp_file_path = File.join(LfsObjectUploader.workhorse_upload_path, tmp_file)
 
     object = LfsObject.find_or_create_by(oid: oid, size: size)
     file_exists = object.file.exists? || move_tmp_file_to_storage(object, tmp_file_path)
diff --git a/app/controllers/projects/merge_requests/creations_controller.rb b/app/controllers/projects/merge_requests/creations_controller.rb
index 0df80fa700f..a5a2d54ba82 100644
--- a/app/controllers/projects/merge_requests/creations_controller.rb
+++ b/app/controllers/projects/merge_requests/creations_controller.rb
@@ -4,6 +4,7 @@ class Projects::MergeRequests::CreationsController < Projects::MergeRequests::Ap
   include RendersCommits
 
   skip_before_action :merge_request
+  before_action :whitelist_query_limiting, only: [:create]
   before_action :authorize_create_merge_request!
   before_action :apply_diff_view_cookie!, only: [:diffs, :diff_for_path]
   before_action :build_merge_request, except: [:create]
@@ -125,4 +126,8 @@ class Projects::MergeRequests::CreationsController < Projects::MergeRequests::Ap
       @project.forked_from_project
     end
   end
+
+  def whitelist_query_limiting
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42384')
+  end
 end
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index 2e8a738b6d9..8af4e379f0a 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -7,6 +7,7 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
   include IssuableCollections
 
   skip_before_action :merge_request, only: [:index, :bulk_update]
+  before_action :whitelist_query_limiting, only: [:assign_related_issues, :update]
   before_action :authorize_update_issuable!, only: [:close, :edit, :update, :remove_wip, :sort]
   before_action :set_issuables_index, only: [:index]
   before_action :authenticate_user!, only: [:assign_related_issues]
@@ -339,4 +340,9 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
 
     access_denied! unless access_check
   end
+
+  def whitelist_query_limiting
+    # Also see https://gitlab.com/gitlab-org/gitlab-ce/issues/42441
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42438')
+  end
 end
diff --git a/app/controllers/projects/milestones_controller.rb b/app/controllers/projects/milestones_controller.rb
index 0f70efbce40..75b17d05e22 100644
--- a/app/controllers/projects/milestones_controller.rb
+++ b/app/controllers/projects/milestones_controller.rb
@@ -83,7 +83,7 @@ class Projects::MilestonesController < Projects::ApplicationController
     Milestones::DestroyService.new(project, current_user).execute(milestone)
 
     respond_to do |format|
-      format.html { redirect_to namespace_project_milestones_path, status: 302 }
+      format.html { redirect_to namespace_project_milestones_path, status: 303 }
       format.js { head :ok }
     end
   end
diff --git a/app/controllers/projects/network_controller.rb b/app/controllers/projects/network_controller.rb
index fb68dd771a1..3b10a93e97f 100644
--- a/app/controllers/projects/network_controller.rb
+++ b/app/controllers/projects/network_controller.rb
@@ -2,6 +2,7 @@ class Projects::NetworkController < Projects::ApplicationController
   include ExtractsPath
   include ApplicationHelper
 
+  before_action :whitelist_query_limiting
   before_action :require_non_empty_project
   before_action :assign_ref_vars
   before_action :authorize_download_code!
@@ -35,4 +36,8 @@ class Projects::NetworkController < Projects::ApplicationController
     @options[:extended_sha1] = params[:extended_sha1]
     @commit = @repo.commit(@options[:extended_sha1])
   end
+
+  def whitelist_query_limiting
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42333')
+  end
 end
diff --git a/app/controllers/projects/notes_controller.rb b/app/controllers/projects/notes_controller.rb
index 5940fae8dd0..4f8978c93c3 100644
--- a/app/controllers/projects/notes_controller.rb
+++ b/app/controllers/projects/notes_controller.rb
@@ -2,6 +2,7 @@ class Projects::NotesController < Projects::ApplicationController
   include NotesActions
   include ToggleAwardEmoji
 
+  before_action :whitelist_query_limiting, only: [:create]
   before_action :authorize_read_note!
   before_action :authorize_create_note!, only: [:create]
   before_action :authorize_resolve_note!, only: [:resolve, :unresolve]
@@ -79,4 +80,8 @@ class Projects::NotesController < Projects::ApplicationController
 
     access_denied! unless can?(current_user, :create_note, noteable)
   end
+
+  def whitelist_query_limiting
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42383')
+  end
 end
diff --git a/app/controllers/projects/pipelines_controller.rb b/app/controllers/projects/pipelines_controller.rb
index e146d0d3cd5..78d109cf33e 100644
--- a/app/controllers/projects/pipelines_controller.rb
+++ b/app/controllers/projects/pipelines_controller.rb
@@ -1,4 +1,5 @@
 class Projects::PipelinesController < Projects::ApplicationController
+  before_action :whitelist_query_limiting, only: [:create, :retry]
   before_action :pipeline, except: [:index, :new, :create, :charts]
   before_action :commit, only: [:show, :builds, :failures]
   before_action :authorize_read_pipeline!
@@ -166,4 +167,9 @@ class Projects::PipelinesController < Projects::ApplicationController
   def commit
     @commit ||= @pipeline.commit
   end
+
+  def whitelist_query_limiting
+    # Also see https://gitlab.com/gitlab-org/gitlab-ce/issues/42343
+    Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42339')
+  end
 end
diff --git a/app/controllers/projects/uploads_controller.rb b/app/controllers/projects/uploads_controller.rb
index 4685bbe80b4..f5cf089ad98 100644
--- a/app/controllers/projects/uploads_controller.rb
+++ b/app/controllers/projects/uploads_controller.rb
@@ -1,6 +1,7 @@
 class Projects::UploadsController < Projects::ApplicationController
   include UploadsActions
 
+  # These will kick you out if you don't have access.
   skip_before_action :project, :repository,
     if: -> { action_name == 'show' && image_or_video? }
 
@@ -8,14 +9,20 @@ class Projects::UploadsController < Projects::ApplicationController
 
   private
 
-  def show_model
-    strong_memoize(:show_model) do
-      namespace = params[:namespace_id]
-      id = params[:project_id]
+  def upload_model_class
+    Project
+  end
 
-      Project.find_by_full_path("#{namespace}/#{id}")
-    end
+  def uploader_class
+    FileUploader
   end
 
-  alias_method :model, :project
+  def find_model
+    return @project if @project
+
+    namespace = params[:namespace_id]
+    id = params[:project_id]
+
+    Project.find_by_full_path("#{namespace}/#{id}")
+  end
 end
diff --git a/app/controllers/projects/wikis_controller.rb b/app/controllers/projects/wikis_controller.rb
index 730f20bc086..c4930d3d18d 100644
--- a/app/controllers/projects/wikis_controller.rb
+++ b/app/controllers/projects/wikis_controller.rb
@@ -54,8 +54,8 @@ class Projects::WikisController < Projects::ApplicationController
     else
       render 'edit'
     end
-  rescue WikiPage::PageChangedError
-    @conflict = true
+  rescue WikiPage::PageChangedError, WikiPage::PageRenameError => e
+    @error = e
     render 'edit'
   end