1 files changed, 0 insertions, 58 deletions
diff --git a/lib/gitlab/email/smime/certificate.rb b/lib/gitlab/email/smime/certificate.rb
deleted file mode 100644
index 3607b95b4bc..00000000000
--- a/lib/gitlab/email/smime/certificate.rb
+++ /dev/null
@@ -1,58 +0,0 @@
-# frozen_string_literal: true
-
-module Gitlab
-  module Email
-    module Smime
-      class Certificate
-        CERT_REGEX = /-----BEGIN CERTIFICATE-----(?:.|\n)+?-----END CERTIFICATE-----/.freeze
-
-        attr_reader :key, :cert, :ca_certs
-
-        def key_string
-          key.to_s
-        end
-
-        def cert_string
-          cert.to_pem
-        end
-
-        def ca_certs_string
-          ca_certs.map(&:to_pem).join('\n') unless ca_certs.blank?
-        end
-
-        def self.from_strings(key_string, cert_string, ca_certs_string = nil)
-          key = OpenSSL::PKey::RSA.new(key_string)
-          cert = OpenSSL::X509::Certificate.new(cert_string)
-          ca_certs = load_ca_certs_bundle(ca_certs_string)
-
-          new(key, cert, ca_certs)
-        end
-
-        def self.from_files(key_path, cert_path, ca_certs_path = nil)
-          ca_certs_string = File.read(ca_certs_path) if ca_certs_path
-
-          from_strings(File.read(key_path), File.read(cert_path), ca_certs_string)
-        end
-
-        # Returns an array of OpenSSL::X509::Certificate objects, empty array if none found
-        #
-        # Ruby OpenSSL::X509::Certificate.new will only load the first
-        # certificate if a bundle is presented, this allows to parse multiple certs
-        # in the same file
-        def self.load_ca_certs_bundle(ca_certs_string)
-          return [] unless ca_certs_string
-
-          ca_certs_string.scan(CERT_REGEX).map do |ca_cert_string|
-            OpenSSL::X509::Certificate.new(ca_cert_string)
-          end
-        end
-
-        def initialize(key, cert, ca_certs = nil)
-          @key = key
-          @cert = cert
-          @ca_certs = ca_certs
-        end
-      end
-    end
-  end
-end