1 files changed, 82 insertions, 0 deletions
diff --git a/lib/gitlab/ci/config/entry/validators.rb b/lib/gitlab/ci/config/entry/validators.rb
new file mode 100644
index 00000000000..8632dd0e233
--- /dev/null
+++ b/lib/gitlab/ci/config/entry/validators.rb
@@ -0,0 +1,82 @@
+module Gitlab
+  module Ci
+    class Config
+      module Entry
+        module Validators
+          class AllowedKeysValidator < ActiveModel::EachValidator
+            def validate_each(record, attribute, value)
+              unknown_keys = record.config.try(:keys).to_a - options[:in]
+
+              if unknown_keys.any?
+                record.errors.add(:config, 'contains unknown keys: ' +
+                                            unknown_keys.join(', '))
+              end
+            end
+          end
+
+          class ArrayOfStringsValidator < ActiveModel::EachValidator
+            include LegacyValidationHelpers
+
+            def validate_each(record, attribute, value)
+              unless validate_array_of_strings(value)
+                record.errors.add(attribute, 'should be an array of strings')
+              end
+            end
+          end
+
+          class BooleanValidator < ActiveModel::EachValidator
+            include LegacyValidationHelpers
+
+            def validate_each(record, attribute, value)
+              unless validate_boolean(value)
+                record.errors.add(attribute, 'should be a boolean value')
+              end
+            end
+          end
+
+          class DurationValidator < ActiveModel::EachValidator
+            include LegacyValidationHelpers
+
+            def validate_each(record, attribute, value)
+              unless validate_duration(value)
+                record.errors.add(attribute, 'should be a duration')
+              end
+            end
+          end
+
+          class KeyValidator < ActiveModel::EachValidator
+            include LegacyValidationHelpers
+
+            def validate_each(record, attribute, value)
+              unless validate_string(value)
+                record.errors.add(attribute, 'should be a string or symbol')
+              end
+            end
+          end
+
+          class TypeValidator < ActiveModel::EachValidator
+            def validate_each(record, attribute, value)
+              type = options[:with]
+              raise unless type.is_a?(Class)
+
+              unless value.is_a?(type)
+                message = options[:message] || "should be a #{type.name}"
+                record.errors.add(attribute, message)
+              end
+            end
+          end
+
+          class VariablesValidator < ActiveModel::EachValidator
+            include LegacyValidationHelpers
+
+            def validate_each(record, attribute, value)
+              unless validate_variables(value)
+                record.errors.add(attribute, 'should be a hash of key value pairs')
+              end
+            end
+          end
+        end
+      end
+    end
+  end
+end