HardenedBSD/release/sysinstall/help/upgrade.hlp

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1995-10-19 17:15:43 +01:00
Welcome to the 2.0.5 -> 2.1 upgrade procedure!
It must first be said that this upgrade DOES NOT take a particularly
sophisticated approach to the upgrade problem, it being more a question
of providing what seemed "good enough" at the time. A truly polished
upgrade that deals properly with the broad spectrum of installed 2.0.5
systems would be nice to have, but until that gets written what you get is
this - the brute-force approach!
What this upgrade will attempt to do is best summarized thusly:
1. fsck and mount all file systems chosen in the label editor.
2. Ask for a location to preserve your /etc directory into and do so.
3. Extract all selected distributions on top of your existing system.
4. Copy certain obvious files back from the preserved /etc, leaving the
rest of the /etc file merge up to the user.
5. Drop user in a shell so that they may perform that merge before
rebooting into the new system.
And that's it! This "upgrade" is not going to hold your hand in all
major respects, it's simply provided to make one PART of the upgrade
easier.
IMPORTANT NOTE: What this upgrade procedure also may do, in fact, is
completely destroy your system (though much more quickly than you
would have been able to destroy it yourself) and it is simply
impossible to guarantee that this procedure's crude form of upgrade
automation will work in all cases. If you do this upgrade without
proper BACKUPS for any important data then you really must like living
life close to the edge, that's all I can say!