Add latest changes from gitlab-org/gitlab@master

1 files changed, 19 insertions, 0 deletions

diff --git a/app/helpers/x509_helper.rb b/app/helpers/x509_helper.rb
new file mode 100644
index 00000000000..c330b599d74
--- /dev/null
+++ b/app/helpers/x509_helper.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+require 'net/ldap/dn'
+
+module X509Helper
+  def x509_subject(subject, search_keys)
+    subjects = {}
+
+    Net::LDAP::DN.new(subject).each_pair do |key, value|
+      if key.upcase.start_with?(*search_keys.map(&:upcase))
+        subjects[key.upcase] = value
+      end
+    end
+
+    subjects
+  rescue
+    {}
+  end
+end