1 class AuthorizedKey < ArvadosModel
4 include CommonApiTemplate
5 before_create :permission_to_set_authorized_user_uuid
6 before_update :permission_to_set_authorized_user_uuid
8 belongs_to :authorized_user, :foreign_key => :authorized_user_uuid, :class_name => 'User', :primary_key => :uuid
10 validate :public_key_must_be_unique
12 api_accessible :user, extend: :common do |t|
15 t.add :authorized_user_uuid
20 def permission_to_set_authorized_user_uuid
21 # Anonymous users cannot do anything here
22 return false if !current_user
24 # Administrators can attach a key to any user account
25 return true if current_user.is_admin
27 # All users can attach keys to their own accounts
28 return true if current_user.uuid == authorized_user_uuid
34 def public_key_must_be_unique
36 key = /^ssh-(rsa|dss) [A-Za-z0-9+\/=\+]+\b/.match(self.public_key)
39 errors.add(:public_key, "does not appear to be a valid ssh-rsa or dsa public key")
41 # Valid if no other rows have this public key
42 if self.class.where('public_key like ?', "%#{key[0]}%").any?
43 errors.add(:public_key, "already exists in the database, use a different key.")