gitlab-org--gitlab-foss/app/models/pages_domain.rb

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# frozen_string_literal: true
class PagesDomain < ApplicationRecord
VERIFICATION_KEY = 'gitlab-pages-verification-code'
VERIFICATION_THRESHOLD = 3.days.freeze
SSL_RENEWAL_THRESHOLD = 30.days.freeze
enum certificate_source: { user_provided: 0, gitlab_provided: 1 }, _prefix: :certificate
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belongs_to :project
has_many :acme_orders, class_name: "PagesDomainAcmeOrder"
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validates :domain, hostname: { allow_numeric_hostname: true }
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validates :domain, uniqueness: { case_sensitive: false }
validates :certificate, presence: { message: 'must be present if HTTPS-only is enabled' },
if: :certificate_should_be_present?
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validates :certificate, certificate: true, if: ->(domain) { domain.certificate.present? }
validates :key, presence: { message: 'must be present if HTTPS-only is enabled' },
if: :certificate_should_be_present?
validates :key, certificate_key: true, named_ecdsa_key: true, if: ->(domain) { domain.key.present? }
validates :verification_code, presence: true, allow_blank: false
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validate :validate_pages_domain
validate :validate_matching_key, if: ->(domain) { domain.certificate.present? || domain.key.present? }
validate :validate_intermediates, if: ->(domain) { domain.certificate.present? && domain.certificate_changed? }
default_value_for(:auto_ssl_enabled, allow_nil: false) { ::Gitlab::LetsEncrypt.enabled? }
attr_encrypted :key,
mode: :per_attribute_iv_and_salt,
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insecure_mode: true,
key: Settings.attr_encrypted_db_key_base,
algorithm: 'aes-256-cbc'
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after_initialize :set_verification_code
after_create :update_daemon
after_update :update_daemon, if: :saved_change_to_pages_config?
after_destroy :update_daemon
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scope :enabled, -> { where('enabled_until >= ?', Time.now ) }
scope :needs_verification, -> do
verified_at = arel_table[:verified_at]
enabled_until = arel_table[:enabled_until]
threshold = Time.now + VERIFICATION_THRESHOLD
where(verified_at.eq(nil).or(enabled_until.eq(nil).or(enabled_until.lt(threshold))))
end
scope :need_auto_ssl_renewal, -> do
expiring = where(certificate_valid_not_after: nil).or(
where(arel_table[:certificate_valid_not_after].lt(SSL_RENEWAL_THRESHOLD.from_now)))
user_provided_or_expiring = certificate_user_provided.or(expiring)
where(auto_ssl_enabled: true).merge(user_provided_or_expiring)
end
scope :for_removal, -> { where("remove_at < ?", Time.now) }
def verified?
!!verified_at
end
def unverified?
!verified?
end
def enabled?
!Gitlab::CurrentSettings.pages_domain_verification_enabled? || enabled_until.present?
end
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def https?
certificate.present?
end
def to_param
domain
end
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def url
return unless domain
if certificate.present?
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"https://#{domain}"
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else
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"http://#{domain}"
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end
end
def has_matching_key?
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return false unless x509
return false unless pkey
# We compare the public key stored in certificate with public key from certificate key
x509.check_private_key(pkey)
end
def has_intermediates?
return false unless x509
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# self-signed certificates doesn't have the certificate chain
return true if x509.verify(x509.public_key)
store = OpenSSL::X509::Store.new
store.set_default_paths
# This forces to load all intermediate certificates stored in `certificate`
Tempfile.open('certificate_chain') do |f|
f.write(certificate)
f.flush
store.add_file(f.path)
end
store.verify(x509)
rescue OpenSSL::X509::StoreError
false
end
def expired?
return false unless x509
current = Time.new
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current < x509.not_before || x509.not_after < current
end
def expiration
x509&.not_after
end
def subject
return unless x509
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x509.subject.to_s
end
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def certificate_text
@certificate_text ||= x509.try(:to_text)
end
# Verification codes may be TXT records for domain or verification_domain, to
# support the use of CNAME records on domain.
def verification_domain
return unless domain.present?
"_#{VERIFICATION_KEY}.#{domain}"
end
def keyed_verification_code
return unless verification_code.present?
"#{VERIFICATION_KEY}=#{verification_code}"
end
def certificate=(certificate)
super(certificate)
# set nil, if certificate is nil
self.certificate_valid_not_before = x509&.not_before
self.certificate_valid_not_after = x509&.not_after
end
def user_provided_key
key if certificate_user_provided?
end
def user_provided_key=(key)
self.key = key
self.certificate_source = 'user_provided' if key_changed?
end
def user_provided_certificate
certificate if certificate_user_provided?
end
def user_provided_certificate=(certificate)
self.certificate = certificate
self.certificate_source = 'user_provided' if certificate_changed?
end
def gitlab_provided_certificate=(certificate)
self.certificate = certificate
self.certificate_source = 'gitlab_provided' if certificate_changed?
end
def gitlab_provided_key=(key)
self.key = key
self.certificate_source = 'gitlab_provided' if key_changed?
end
def pages_virtual_domain
return unless pages_deployed?
Pages::VirtualDomain.new([project], domain: self)
end
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private
def pages_deployed?
# TODO: remove once `pages_metadatum` is migrated
# https://gitlab.com/gitlab-org/gitlab/issues/33106
unless project.pages_metadatum
Gitlab::BackgroundMigration::MigratePagesMetadata
.new
.perform_on_relation(Project.where(id: project_id))
project.reset
end
project.pages_metadatum&.deployed?
end
def set_verification_code
return if self.verification_code.present?
self.verification_code = SecureRandom.hex(16)
end
# rubocop: disable CodeReuse/ServiceClass
def update_daemon
::Projects::UpdatePagesConfigurationService.new(project).execute
end
# rubocop: enable CodeReuse/ServiceClass
def saved_change_to_pages_config?
saved_change_to_project_id? ||
saved_change_to_domain? ||
saved_change_to_certificate? ||
saved_change_to_key? ||
became_enabled? ||
became_disabled?
end
def became_enabled?
enabled_until.present? && !enabled_until_before_last_save.present?
end
def became_disabled?
!enabled_until.present? && enabled_until_before_last_save.present?
end
def validate_matching_key
unless has_matching_key?
self.errors.add(:key, "doesn't match the certificate")
end
end
def validate_intermediates
unless has_intermediates?
self.errors.add(:certificate, 'misses intermediates')
end
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end
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def validate_pages_domain
return unless domain
if domain.downcase.ends_with?(Settings.pages.host.downcase)
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self.errors.add(:domain, "*.#{Settings.pages.host} is restricted")
end
end
def x509
return unless certificate.present?
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@x509 ||= OpenSSL::X509::Certificate.new(certificate)
rescue OpenSSL::X509::CertificateError
nil
end
def pkey
return unless key
@pkey ||= OpenSSL::PKey.read(key)
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rescue OpenSSL::PKey::PKeyError, OpenSSL::Cipher::CipherError
nil
end
def certificate_should_be_present?
!auto_ssl_enabled? && project&.pages_https_only?
end
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end