We used several utility functions to parse frostfsid client
subject and extended subject. However, following the changes
in TrueCloudLab/frostfs-contract#97, these utility functions
have become public. So there is no more need to have them here.
Signed-off-by: Ekaterina Lebedeva <ekaterina.lebedeva@yadro.com>
* Those methods that can access already existing containers and thus
can get container properties should read namespace from Zone
property. If Zone is not set, take a namespace for root.
* Otherwise, define namespaces by owner ID via frostfs-id contract.
* Improve unit-tests, consider more cases.
Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>