@startuml
participant "Filesystem Provider\n(e.g. Webbrowser)" as provider
participant "webfuse\ndaemon" as daemon

group add filesystem fails without authentication
provider -> daemon : add_filesystem
daemon   -->x provider : error: access denied
end


group authenticate
provider -> daemon: authenticate(type, credentials)
daemon -> daemon: get_authenticator(type)
daemon -> daemon: check(credentials)
daemon --> provider: result
end

group add filesystem succeeds after authentication
    provider -> daemon: add_filesystem
    daemon -> daemon : fuse_mount
    daemon -> provider: okay
end

@enduml