Merge branch 'mk-add-project-moved-errors-for-git' into 'master'

Add "project was moved" error messages for git

See merge request !11259

6 files changed, 215 insertions, 19 deletions

diff --git a/spec/lib/gitlab/git_access_spec.rb b/spec/lib/gitlab/git_access_spec.rb
index 3dcc20c48e8..9a86cfa66e4 100644
--- a/spec/lib/gitlab/git_access_spec.rb
+++ b/spec/lib/gitlab/git_access_spec.rb
@@ -3,11 +3,12 @@ require 'spec_helper'
 describe Gitlab::GitAccess, lib: true do
   let(:pull_access_check) { access.check('git-upload-pack', '_any') }
   let(:push_access_check) { access.check('git-receive-pack', '_any') }
-  let(:access) { Gitlab::GitAccess.new(actor, project, protocol, authentication_abilities: authentication_abilities) }
+  let(:access) { Gitlab::GitAccess.new(actor, project, protocol, authentication_abilities: authentication_abilities, redirected_path: redirected_path) }
   let(:project) { create(:project, :repository) }
   let(:user) { create(:user) }
   let(:actor) { user }
   let(:protocol) { 'ssh' }
+  let(:redirected_path) { nil }
   let(:authentication_abilities) do
     [
       :read_project,
@@ -162,6 +163,46 @@ describe Gitlab::GitAccess, lib: true do
     end
   end
 
+  describe '#check_project_moved!' do
+    before do
+      project.team << [user, :master]
+    end
+
+    context 'when a redirect was not followed to find the project' do
+      context 'pull code' do
+        it { expect { pull_access_check }.not_to raise_error }
+      end
+
+      context 'push code' do
+        it { expect { push_access_check }.not_to raise_error }
+      end
+    end
+
+    context 'when a redirect was followed to find the project' do
+      let(:redirected_path) { 'some/other-path' }
+
+      context 'pull code' do
+        it { expect { pull_access_check }.to raise_not_found(/Project '#{redirected_path}' was moved to '#{project.full_path}'/) }
+        it { expect { pull_access_check }.to raise_not_found(/git remote set-url origin #{project.ssh_url_to_repo}/) }
+
+        context 'http protocol' do
+          let(:protocol) { 'http' }
+          it { expect { pull_access_check }.to raise_not_found(/git remote set-url origin #{project.http_url_to_repo}/) }
+        end
+      end
+
+      context 'push code' do
+        it { expect { push_access_check }.to raise_not_found(/Project '#{redirected_path}' was moved to '#{project.full_path}'/) }
+        it { expect { push_access_check }.to raise_not_found(/git remote set-url origin #{project.ssh_url_to_repo}/) }
+
+        context 'http protocol' do
+          let(:protocol) { 'http' }
+          it { expect { push_access_check }.to raise_not_found(/git remote set-url origin #{project.http_url_to_repo}/) }
+        end
+      end
+    end
+  end
+
   describe '#check_command_disabled!' do
     before do
       project.team << [user, :master]
diff --git a/spec/lib/gitlab/git_access_wiki_spec.rb b/spec/lib/gitlab/git_access_wiki_spec.rb
index a1eb95750ba..797ec8cb23e 100644
--- a/spec/lib/gitlab/git_access_wiki_spec.rb
+++ b/spec/lib/gitlab/git_access_wiki_spec.rb
@@ -1,9 +1,10 @@
 require 'spec_helper'
 
 describe Gitlab::GitAccessWiki, lib: true do
-  let(:access) { Gitlab::GitAccessWiki.new(user, project, 'web', authentication_abilities: authentication_abilities) }
+  let(:access) { Gitlab::GitAccessWiki.new(user, project, 'web', authentication_abilities: authentication_abilities, redirected_path: redirected_path) }
   let(:project) { create(:project, :repository) }
   let(:user) { create(:user) }
+  let(:redirected_path) { nil }
   let(:authentication_abilities) do
     [
       :read_project,
diff --git a/spec/lib/gitlab/repo_path_spec.rb b/spec/lib/gitlab/repo_path_spec.rb
index f9025397107..efea4f429bf 100644
--- a/spec/lib/gitlab/repo_path_spec.rb
+++ b/spec/lib/gitlab/repo_path_spec.rb
@@ -4,24 +4,44 @@ describe ::Gitlab::RepoPath do
   describe '.parse' do
     set(:project) { create(:project) }
 
-    it 'parses a full repository path' do
-      expect(described_class.parse(project.repository.path)).to eq([project, false])
-    end
+    context 'a repository storage path' do
+      it 'parses a full repository path' do
+        expect(described_class.parse(project.repository.path)).to eq([project, false, nil])
+      end
 
-    it 'parses a full wiki path' do
-      expect(described_class.parse(project.wiki.repository.path)).to eq([project, true])
+      it 'parses a full wiki path' do
+        expect(described_class.parse(project.wiki.repository.path)).to eq([project, true, nil])
+      end
     end
 
-    it 'parses a relative repository path' do
-      expect(described_class.parse(project.full_path + '.git')).to eq([project, false])
-    end
+    context 'a relative path' do
+      it 'parses a relative repository path' do
+        expect(described_class.parse(project.full_path + '.git')).to eq([project, false, nil])
+      end
 
-    it 'parses a relative wiki path' do
-      expect(described_class.parse(project.full_path + '.wiki.git')).to eq([project, true])
-    end
+      it 'parses a relative wiki path' do
+        expect(described_class.parse(project.full_path + '.wiki.git')).to eq([project, true, nil])
+      end
+
+      it 'parses a relative path starting with /' do
+        expect(described_class.parse('/' + project.full_path + '.git')).to eq([project, false, nil])
+      end
+
+      context 'of a redirected project' do
+        let(:redirect) { project.route.create_redirect('foo/bar') }
+
+        it 'parses a relative repository path' do
+          expect(described_class.parse(redirect.path + '.git')).to eq([project, false, 'foo/bar'])
+        end
+
+        it 'parses a relative wiki path' do
+          expect(described_class.parse(redirect.path + '.wiki.git')).to eq([project, true, 'foo/bar.wiki'])
+        end
 
-    it 'parses a relative path starting with /' do
-      expect(described_class.parse('/' + project.full_path + '.git')).to eq([project, false])
+        it 'parses a relative path starting with /' do
+          expect(described_class.parse('/' + redirect.path + '.git')).to eq([project, false, 'foo/bar'])
+        end
+      end
     end
   end
 
@@ -43,4 +63,33 @@ describe ::Gitlab::RepoPath do
       )
     end
   end
+
+  describe '.find_project' do
+    let(:project) { create(:empty_project) }
+    let(:redirect) { project.route.create_redirect('foo/bar/baz') }
+
+    context 'when finding a project by its canonical path' do
+      context 'when the cases match' do
+        it 'returns the project and false' do
+          expect(described_class.find_project(project.full_path)).to eq([project, false])
+        end
+      end
+
+      context 'when the cases do not match' do
+        # This is slightly different than web behavior because on the web it is
+        # easy and safe to redirect someone to the correctly-cased URL. For git
+        # requests, we should accept wrongly-cased URLs because it is a pain to
+        # block people's git operations and force them to update remote URLs.
+        it 'returns the project and false' do
+          expect(described_class.find_project(project.full_path.upcase)).to eq([project, false])
+        end
+      end
+    end
+
+    context 'when finding a project via a redirect' do
+      it 'returns the project and true' do
+        expect(described_class.find_project(redirect.path)).to eq([project, true])
+      end
+    end
+  end
 end
diff --git a/spec/requests/api/internal_spec.rb b/spec/requests/api/internal_spec.rb
index 86e15d896df..6deaea956e0 100644
--- a/spec/requests/api/internal_spec.rb
+++ b/spec/requests/api/internal_spec.rb
@@ -321,8 +321,6 @@ describe API::Internal do
     end
 
     context "archived project" do
-      let(:personal_project) { create(:empty_project, namespace: user.namespace) }
-
       before do
         project.team << [user, :developer]
         project.archive!
@@ -445,6 +443,42 @@ describe API::Internal do
         expect(json_response['status']).to be_truthy
       end
     end
+
+    context 'the project path was changed' do
+      let!(:old_path_to_repo) { project.repository.path_to_repo }
+      let!(:old_full_path) { project.full_path }
+      let(:project_moved_message) do
+        <<-MSG.strip_heredoc
+          Project '#{old_full_path}' was moved to '#{project.full_path}'.
+
+          Please update your Git remote and try again:
+
+            git remote set-url origin #{project.ssh_url_to_repo}
+        MSG
+      end
+
+      before do
+        project.team << [user, :developer]
+        project.path = 'new_path'
+        project.save!
+      end
+
+      it 'rejects the push' do
+        push_with_path(key, old_path_to_repo)
+
+        expect(response).to have_http_status(200)
+        expect(json_response['status']).to be_falsey
+        expect(json_response['message']).to eq(project_moved_message)
+      end
+
+      it 'rejects the SSH pull' do
+        pull_with_path(key, old_path_to_repo)
+
+        expect(response).to have_http_status(200)
+        expect(json_response['status']).to be_falsey
+        expect(json_response['message']).to eq(project_moved_message)
+      end
+    end
   end
 
   describe 'GET /internal/merge_request_urls' do
@@ -587,6 +621,17 @@ describe API::Internal do
     )
   end
 
+  def pull_with_path(key, path_to_repo, protocol = 'ssh')
+    post(
+      api("/internal/allowed"),
+      key_id: key.id,
+      project: path_to_repo,
+      action: 'git-upload-pack',
+      secret_token: secret_token,
+      protocol: protocol
+    )
+  end
+
   def push(key, project, protocol = 'ssh', env: nil)
     post(
       api("/internal/allowed"),
@@ -600,6 +645,19 @@ describe API::Internal do
     )
   end
 
+  def push_with_path(key, path_to_repo, protocol = 'ssh', env: nil)
+    post(
+      api("/internal/allowed"),
+      changes: 'd14d6c0abdd253381df51a723d58691b2ee1ab08 570e7b2abdd848b95f2f578043fc23bd6f6fd24d refs/heads/master',
+      key_id: key.id,
+      project: path_to_repo,
+      action: 'git-receive-pack',
+      secret_token: secret_token,
+      protocol: protocol,
+      env: env
+    )
+  end
+
   def archive(key, project)
     post(
       api("/internal/allowed"),
diff --git a/spec/requests/git_http_spec.rb b/spec/requests/git_http_spec.rb
index dce78faefc9..b08148eca3c 100644
--- a/spec/requests/git_http_spec.rb
+++ b/spec/requests/git_http_spec.rb
@@ -316,6 +316,26 @@ describe 'Git HTTP requests', lib: true do
             it_behaves_like 'pushes require Basic HTTP Authentication'
           end
         end
+
+        context 'and the user requests a redirected path' do
+          let!(:redirect) { project.route.create_redirect('foo/bar') }
+          let(:path) { "#{redirect.path}.git" }
+          let(:project_moved_message) do
+            <<-MSG.strip_heredoc
+              Project '#{redirect.path}' was moved to '#{project.full_path}'.
+
+              Please update your Git remote and try again:
+
+                git remote set-url origin #{project.http_url_to_repo}
+            MSG
+          end
+
+          it 'downloads get status 404 with "project was moved" message' do
+            clone_get(path, {})
+            expect(response).to have_http_status(:not_found)
+            expect(response.body).to match(project_moved_message)
+          end
+        end
       end
 
       context "when the project is private" do
@@ -505,6 +525,33 @@ describe 'Git HTTP requests', lib: true do
                   Rack::Attack::Allow2Ban.reset(ip, options)
                 end
               end
+
+              context 'and the user requests a redirected path' do
+                let!(:redirect) { project.route.create_redirect('foo/bar') }
+                let(:path) { "#{redirect.path}.git" }
+                let(:project_moved_message) do
+                  <<-MSG.strip_heredoc
+                    Project '#{redirect.path}' was moved to '#{project.full_path}'.
+
+                    Please update your Git remote and try again:
+
+                      git remote set-url origin #{project.http_url_to_repo}
+                  MSG
+                end
+
+                it 'downloads get status 404 with "project was moved" message' do
+                  clone_get(path, env)
+                  expect(response).to have_http_status(:not_found)
+                  expect(response.body).to match(project_moved_message)
+                end
+
+                it 'uploads get status 404 with "project was moved" message' do
+                  upload(path, env) do |response|
+                    expect(response).to have_http_status(:not_found)
+                    expect(response.body).to match(project_moved_message)
+                  end
+                end
+              end
             end
 
             context "when the user doesn't have access to the project" do
@@ -680,7 +727,7 @@ describe 'Git HTTP requests', lib: true do
         end
 
         context "POST git-receive-pack" do
-          it "failes to find a route" do
+          it "fails to find a route" do
             expect { push_post(project.path_with_namespace) }.to raise_error(ActionController::RoutingError)
           end
         end
diff --git a/spec/workers/post_receive_spec.rb b/spec/workers/post_receive_spec.rb
index 3c93da63f2e..6c4df7350ea 100644
--- a/spec/workers/post_receive_spec.rb
+++ b/spec/workers/post_receive_spec.rb
@@ -32,7 +32,7 @@ describe PostReceive do
 
   context "with an absolute path as the project identifier" do
     it "searches the project by full path" do
-      expect(Project).to receive(:find_by_full_path).with(project.full_path).and_call_original
+      expect(Project).to receive(:find_by_full_path).with(project.full_path, follow_redirects: true).and_call_original
 
       described_class.new.perform(pwd(project), key_id, base64_changes)
     end