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Re: lug-bg: chattr -i
- Subject: Re: lug-bg: chattr -i
- From: George Danchev <danchev@xxxxxxxxx>
- Date: Sun, 21 Sep 2003 22:16:30 +0300
On Sunday 21 September 2003 16:30, Marian Popov wrote:
> S risk da prekalia iskam da se oplacha che tva ne bachka.
ne prekalqvash ... prav si da se oplakvash.
> mashina:~# touch file
> mashina:~# lsattr file
> ----------------- file
> mashina:~# chattr +i file
> mashina:~# lsattr file
> ----i------------ file
> mashina:~# rm file
> mashina:~# ls -la |grep file
> mashina:~#
rabotata e tam 4e kym momenta reiserfs driver-a v kernel >=2.4.19 dori i v
posledniq 2.4.22 samo setva -/+i, a i t.n. attributes podadeni s chattr(1) i
listvat s lsattr. Tozi fix (po4ti posledna moda za reiserfs v kernel 2.4)
http://www.ussg.iu.edu/hypermail/linux/kernel/0308.1/0082.html
e sled 2.4.21 i ve4e v 2.4.22 oba4e toj samo fix-sva user da ne ti smeni "i"
flaga, dobavq "a" i ukazva 4e za sega nema "d". NE opravq oba4e nestata taka
4e reiserfs driver-a v kernel-a da sybludava taka setnatite atributi pri
raznite manipulaci (modificirane) nad file-a. rano se radvahme... i az malko
te podvedoh i ne izprobvah 4e sled kato gi set-va posle ne gi subludava ...
da ne kazha drugo *ava... mda i pri men imuniziran file (+i) vyrhu reiserfs
se modificira ... taka 4e za sega ste si ostanem samo s setvaneto 4rez
chattr ;-)
> Na koito i file da sloja atribute +i niama nikakvo znachenie.
> Pisha si vyv faila, tria si go bez problemi.
>
> Tva pri ext2 niama takiva raboti.
absolutishe !
> I sega sled kato sym s versia na e2fsprogs
> mashina:~# dpkg -l | grep e2fsprogs
> ii e2fsprogs 1.33+1.34-WIP- The EXT2 file system utilities and
> libraries
e2fsprogs sa OK... kakvoto trqbva podavat na reiserfs kernel drivera, ostava
toj da se opravq ve4e i da subludava taka setnatite atributi za file-a.
> i sled kato kernela mi e versia
> Linux mashina 2.4.20-3-686 #1 Sat Jun 7 22:34:55 EST 2003 i686 GNU/Linux
>
> I uj vsichko triabva da bachka ama ne. Kakyv syvet shte mi dadete ?
Ami za sega ponezhe nqma da mozhem da si go napravim nie edinstvenoto za koeto
se sestam e da 4akame reiserfs team da implementirat i tova za 2.4 ...
Naj-dobre se nabludava taka:
# apt-get install subversion
# svn co svn://kernel.bkbits.net/linux-2.4/trunk linux-2.4-trunk
ChangeLog polu4avash taka:
# cd linux-2.4-trunk ; svn log > ChangeLog
update-vash src/ tree-to taka:
# cd linux-2.4-trunk; svn cleanup; svn up
za 2.6 neznam dali e napraveno tova za reiserfs-a ... oba4e i nego po systiq
na4in mozhe da nabludavash s svn. hmm, seki slu4aj tova ne e malka zaemka ot
ext2/3... t.k. ne e lesno, edna kamara nesta se navyrzvat.
--
pub 4096R/0E4BD0AB 2003-03-18 <keyserver.bu.edu>
1AE7 7C66 0A26 5BFF DF22 5D55 1C57 0C89 0E4B D0AB
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