Use project depended feature flag for pages ssl

Also add ::Gitlab::LetsEncrypt.enabled? shortcut
and simplify it a lot

2 files changed, 17 insertions, 9 deletions

diff --git a/lib/gitlab/lets_encrypt.rb b/lib/gitlab/lets_encrypt.rb
new file mode 100644
index 00000000000..cdf24f24647
--- /dev/null
+++ b/lib/gitlab/lets_encrypt.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module LetsEncrypt
+    def self.enabled?(pages_domain = nil)
+      return false unless Gitlab::CurrentSettings.lets_encrypt_terms_of_service_accepted
+
+      return false unless Feature.enabled?(:pages_auto_ssl)
+
+      # If no domain is passed, just check whether we're enabled globally
+      return true unless pages_domain
+
+      !!pages_domain.project && Feature.enabled?(:pages_auto_ssl_for_project, pages_domain.project)
+    end
+  end
+end
diff --git a/lib/gitlab/lets_encrypt/client.rb b/lib/gitlab/lets_encrypt/client.rb
index 66aea137012..ad2921ed555 100644
--- a/lib/gitlab/lets_encrypt/client.rb
+++ b/lib/gitlab/lets_encrypt/client.rb
@@ -34,14 +34,6 @@ module Gitlab
         acme_client.terms_of_service
       end
 
-      def enabled?
-        return false unless Feature.enabled?(:pages_auto_ssl)
-
-        return false unless private_key
-
-        Gitlab::CurrentSettings.lets_encrypt_terms_of_service_accepted
-      end
-
       private
 
       def acme_client
@@ -65,7 +57,7 @@ module Gitlab
       end
 
       def ensure_account
-        raise 'Acme integration is disabled' unless enabled?
+        raise 'Acme integration is disabled' unless ::Gitlab::LetsEncrypt.enabled?
 
         @acme_account ||= acme_client.new_account(contact: contact, terms_of_service_agreed: true)
       end