QUESTION: What is the ZMD architecture?
ANSWER: The ZMD architecture mockup (and general discussion of the update stack in
SLE 10) can be found here:
QUESTION: What are all of the zen rpms that come with SLE 10?
ANSWER: libzypp, zmd-backend, zmd, rug, zen-updater
QUESTION: What does each do and how do they relate to each other?
libzypp - It is the common backend between yast and zmd.
zmd-backend - It is the connector between libzypp and zmd
zen-updater - GUI tools for update. Contains zen-updater (the actual
updater), zen-installer (just for install) and zen-remover (for remove).
It is sliced in three because a lightweight interface was intended.
zmd - It is the daemon for the update stack, common backend for rug and
rug - cli frontend for zmd
QUESTION: What zen module starts what?
ANSWER: Read the arch doc.
QUESTION: Where are the files and folders located?
ANSWER: Ask rpm to give you that info:
rpm -ql rug-18.104.22.168-30
and so over all the packages.
QUESTION: What is the config file to put in rug set commands?
ANSWER: Use rug to set it. The data is stored in:
QUESTION: Where is the zmd cache folder?
QUESTION: Where are the zmd logs?
QUESTION: What is the predecessor of each SLE 10 ZEN agent component in terms of functionality?
ANSWER: In NLD 9 we used:
red-carpet -> zen-updater
rug -> rug
rcd -> zmd, libzypp-zmd-backend, libzypp