116 lines
2.9 KiB
Ruby
116 lines
2.9 KiB
Ruby
module SecondFactorManager
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extend ActiveSupport::Concern
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def totp
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self.create_totp
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ROTP::TOTP.new(self.user_second_factors.totp.data, issuer: SiteSetting.title)
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end
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def create_totp(opts = {})
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if !self.user_second_factors.totp
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UserSecondFactor.create!({
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user_id: self.id,
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method: UserSecondFactor.methods[:totp],
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data: ROTP::Base32.random_base32
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}.merge(opts))
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end
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end
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def totp_provisioning_uri
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self.totp.provisioning_uri(self.email)
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end
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def authenticate_totp(token)
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totp = self.totp
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last_used = 0
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if self.user_second_factors.totp.last_used
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last_used = self.user_second_factors.totp.last_used.to_i
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end
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authenticated = !token.blank? && totp.verify_with_drift_and_prior(token, 30, last_used)
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self.user_second_factors.totp.update!(last_used: DateTime.now) if authenticated
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!!authenticated
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end
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def totp_enabled?
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!!(self&.user_second_factors&.totp&.enabled?) &&
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!SiteSetting.enable_sso &&
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SiteSetting.enable_local_logins
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end
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def backup_codes_enabled?
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!!(self&.user_second_factors&.backup_codes&.present?) &&
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!SiteSetting.enable_sso &&
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SiteSetting.enable_local_logins
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end
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def remaining_backup_codes
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self&.user_second_factors&.backup_codes&.count
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end
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def authenticate_second_factor(token, second_factor_method)
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if second_factor_method == UserSecondFactor.methods[:totp]
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authenticate_totp(token)
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elsif second_factor_method == UserSecondFactor.methods[:backup_codes]
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authenticate_backup_code(token)
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end
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end
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def generate_backup_codes
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codes = []
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10.times do
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codes << SecureRandom.hex(8)
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end
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codes_json = codes.map do |code|
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salt = SecureRandom.hex(16)
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{ salt: salt,
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code_hash: hash_backup_code(code, salt)
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}
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end
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if self.user_second_factors.backup_codes.empty?
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create_backup_codes(codes_json)
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else
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self.user_second_factors.where(method: UserSecondFactor.methods[:backup_codes]).destroy_all
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create_backup_codes(codes_json)
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end
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codes
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end
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def create_backup_codes(codes)
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codes.each do |code|
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UserSecondFactor.create!(
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user_id: self.id,
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data: code.to_json,
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enabled: true,
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method: UserSecondFactor.methods[:backup_codes]
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)
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end
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end
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def authenticate_backup_code(backup_code)
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if !backup_code.blank?
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codes = self&.user_second_factors&.backup_codes
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codes.each do |code|
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stored_code = JSON.parse(code.data)["code_hash"]
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stored_salt = JSON.parse(code.data)["salt"]
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backup_hash = hash_backup_code(backup_code, stored_salt)
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next unless backup_hash == stored_code
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code.update(enabled: false, last_used: DateTime.now)
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return true
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end
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false
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end
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false
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end
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def hash_backup_code(code, salt)
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Pbkdf2.hash_password(code, salt, Rails.configuration.pbkdf2_iterations, Rails.configuration.pbkdf2_algorithm)
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end
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end
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