gitlab-org--gitlab-foss/app/validators/cluster_name_validator.rb

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# frozen_string_literal: true
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# ClusterNameValidator
#
# Custom validator for ClusterName.
class ClusterNameValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value)
if record.provided_by_user?
record.errors.add(attribute, " has to be present") unless value.present?
else
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if record.persisted? && record.name_changed?
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record.errors.add(attribute, " can not be changed because it's synchronized with provider")
end
unless value.length >= 1 && value.length <= 63
record.errors.add(attribute, " is invalid syntax")
end
unless value =~ Gitlab::Regex.kubernetes_namespace_regex
record.errors.add(attribute, Gitlab::Regex.kubernetes_namespace_regex_message)
end
end
end
end