66 lines
2.4 KiB
Ruby
66 lines
2.4 KiB
Ruby
# frozen_string_literal: true
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require 'webauthn/challenge_generator'
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require 'webauthn/security_key_base_validation_service'
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require 'webauthn/security_key_registration_service'
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require 'webauthn/security_key_authentication_service'
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module Webauthn
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ACCEPTABLE_REGISTRATION_TYPE = "webauthn.create"
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ACCEPTABLE_AUTHENTICATION_TYPE = "webauthn.get"
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# -7 - ES256
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# -257 - RS256 (Windows Hello supported alg.)
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SUPPORTED_ALGORITHMS = [-7, -257].freeze
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VALID_ATTESTATION_FORMATS = ['none', 'packed', 'fido-u2f'].freeze
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class SecurityKeyError < StandardError; end
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class InvalidOriginError < SecurityKeyError; end
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class InvalidRelyingPartyIdError < SecurityKeyError; end
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class UserVerificationError < SecurityKeyError; end
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class ChallengeMismatchError < SecurityKeyError; end
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class InvalidTypeError < SecurityKeyError; end
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class UnsupportedPublicKeyAlgorithmError < SecurityKeyError; end
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class UnsupportedAttestationFormatError < SecurityKeyError; end
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class CredentialIdInUseError < SecurityKeyError; end
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class MalformedAttestationError < SecurityKeyError; end
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class NotFoundError < SecurityKeyError; end
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class OwnershipError < SecurityKeyError; end
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class PublicKeyError < SecurityKeyError; end
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class UnknownCOSEAlgorithmError < SecurityKeyError; end
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##
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# Usage:
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#
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# These methods should be used in controllers where we
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# are challenging the user that has a security key, and
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# they must respond with a valid webauthn response and
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# credentials.
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def self.stage_challenge(user, secure_session)
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::Webauthn::ChallengeGenerator.generate.commit_to_session(secure_session, user)
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end
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def self.allowed_credentials(user, secure_session)
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return {} if !user.security_keys_enabled?
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credential_ids = user.second_factor_security_key_credential_ids
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{
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allowed_credential_ids: credential_ids,
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challenge: secure_session[
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Webauthn::ChallengeGenerator::ChallengeSession.session_challenge_key(user)
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]
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}
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end
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def self.rp_id(user, secure_session)
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secure_session[Webauthn::ChallengeGenerator::ChallengeSession.session_rp_id_key(user)]
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end
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def self.rp_name(user, secure_session)
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secure_session[Webauthn::ChallengeGenerator::ChallengeSession.session_rp_name_key(user)]
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end
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def self.challenge(user, secure_session)
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secure_session[Webauthn::ChallengeGenerator::ChallengeSession.session_challenge_key(user)]
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end
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end
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