Messages in this thread | | | From | Kyle Moffett <> | Subject | Re: Why Ext2/3 needs immutable attribute? | Date | Sat, 23 Apr 2005 16:37:34 -0400 |
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On Apr 23, 2005, at 15:12, DervishD wrote: > * Kyle Moffett <mrmacman_g4@mac.com> dixit: >>> another usage: if you "chattr +i /var" while /var is unmounted, >>> then root is unlikely to accidentally create files/dirs in /var -- >>> and when you mount the real /var on top it works fine. i tend to >>> protect all my mount points this way (especially those in /mnt) to >>> avoid my own dumb mistakes. >> If you chmod 000 /var beforehand (While it's still unmounted, of >> course), then it's also blindingly obvious that it's not mounted in >> an ls -l :-D. I too have used this trick on many/most of my >> systems. > I was doing exactly that, but it has its drawbacks: root still > can create files by accident. [...]
Ah, I meant in combination with the above trick:
# umount /var # chmod 000 /var # chattr +i /var # ls -alhd /var d--------- 2 root root 68 Apr 23 16:36 /var # mount /var
If I forget to mount var, not only can I not create files, I'll also notice when I "ls -alh /".
Cheers, Kyle Moffett
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