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5. Erwthseis

5.1 Den blepw to /auto/floppy, h opoiodhpote allo shmeio prosarthshs caxnw.

Ean to automount exei egkatasta8ei swsta, opoiodhpote shmeio prosarthshs caxnete 8a einai ekei an prospa8hsete na to xrhsimopoihsete, estw kai an den to blepete an den xrhsimopoieitai. Ean diabazete ton katalogo arxeiwn me ena grafiko ergaleio, isws xreiastei na plhktrologhsete eseis to onoma; ta perissotera programmata 8a prospa8hsoyn se oti toys dwsete, kai o diskos 8a prosarth8ei protou to antilhf8ei. Dystyxws h adynamia na epilejete apo ta dia8esima alla aorata shmeia prosarthshs einai pi8anon to megalutero meionekthma toy autofs. Ean pragmati sas enoxlei, dior8wste ta arxeia ry8misewn. (einai ayta poy teleiwnoyn se .c ennowntas "configuration")

Mia «lush» poy exoyn dokimasei arketoi alloi einai na dhmioyrghsete symbolikous desmous (symbolic links) se ayto poy to automount 8a dhmioyrghsei otan prosarth8ei. Ayto 8a apotrecei to programma na parapone8ei oti enas katalogos arxeiwn den yparxei (ean to mount leitoyrgei), alla adiafores prospelaseis katalogwn 8a prokalesoyn thn prosarthsh toy systhmatos arxeiwn.

5.2 Pws blepw ti einai prosarthmeno;

Me thn entolh df. H mount xwris parametroys 8a kanei to idio, kai epipleon 8a emfanisei tis parametroys me tis opoies einai prosarthmeno kati.

5.3 Bazw mia disketa win95 ("vfat") kai anagnwristhke mono ws aplh FAT disketa.

Ayto den einai problhma me to automount. Mexri th stigmh poy grafetai to keimeno ayto, to "auto" fs den prospa8ei mia prosarthsh vfat protou prosarthsei epityxws ena msdos susthma arxeiwn. To VFAT einai ta megala onomata arxeiwn twn Win95 kai WinNT grammena se ena FAT/MSDOS susthma arxeiwn.

Sumfwna me enan apo toys syggrafeis ths mount, afou h mount einai mono ena periblhma gurw apo mia klhsh systhmatos poy prepei na orisei ton tupo toy systhmatos arxeiwn, einai akomh ey8unh toy xrhsth na dwsei ton swsto tupo. Bazontas thn mount na dokimasei me thn seira apo mia lista me systhmata arxeiwn, anti toy trexontos tropoy, einai ypo skech. Merikoi xrhstes den exoyn metaglwttisei yposthrijh gia msdos ston pyrhna. Ayto to empodizei na dokimastei prin to vfat. Ayto 8a doylecei gia toys perissoteroys xrhstes. Ligoi pantws 8a xreiastoun to susthma arxeiwn msdos kai moy prokalei arketh apogohteysh na mhn yparxei proxeiro to module otan pragmatika to xreiastw.

Eimai sigoyros oti opoios 8elei na mpei sthn prospa8eia na brei toys syggrafeis ths mount, ta sxolia sas 8a einai eyprosdekta. An den loipon metaglwttisete yposthrijh msdos ston pyrhna, gia twra ayto shmainei oti den mporeite na prosarthsete vfat ektos kai an egkataleicete thn dynatothta ths aytomaths anagnwrishs olwn twn allwn systhmatwn arxeiwn. Eytyxws kapoia mera 8a einai ry8misimo. En tw metaju, noiwste eleu8eroi na dhmioyrgeite pollapla shmeia prosarthshs me diaforetikous tupoys systhmatwn arxeiwn.

5.4 To susthma arxeiwn /auto/grumblesmurf einai prosarthmeno kai h kill -SIGUSR1 den to apoprosartei.

Xrhsimopoieitai apo kati. Pi8anon oute o root den mporei na to apoprosarthsei. An eseis eiste aytos poy to prokalese na prosarth8ei (dhl. Den mporei kapoios allos na to xrhsimopoiei) cajte gia kapoio kelyfos (shell) poy isws einai se ayton ton katalogo. An den yparxei, cajte gia kati allo (idiaiterws gia kati poy 8a mporouse na exei perasei apo ayto ton katalogo opws enas fyllometrhths) poy isws afhse ena krymmeno stigma. An egkataleicate to cajimo, dokimaste to programma fuser.

5.5 Ti symbainei an kanw to / ton katalogo gia thn aytomath prosarthsh;

Loipon, ektos apo ena statistiko deigma enos mono atomoy, kanena apo ta apotelesmata den htan 8etiko. Sas proeidopoihsa. An 8elete to /grumblesmurf, tote proteinw ena symboliko desmo. Einai asfalestero.

5.6 Mporw na exw duo arxeia antistoixhshs (map files) ston idio katalogo;

Oxi apo oso jerw. Dokimaste na xrhsimopoihsete ena map file, me sygkekrimenes epiloges gia jexwristes kataxwrhseis.

5.7 Xrhsimopoiw SuSE 6.0 kai xreiazomai ---timeout anti toy --timeout

Xm. Entajei, To krataw ws shmeiwsh. Mia allh lush sta problhmata "to timeout den doyleuei" 8a htan h pros8hkh ths epiloghs -t time sto autofs script.

5.8 Pws orizw ta dikaiwmata kai thn katoxh (ownership) gia to susthma arxeiwn (p.x. FAT)

Elegjte th selida man ths mount gia merikes apo tis epiloges, opws ry8mizontas tis uid=value h umask=value epiloges. Mia epilogh h opoia fainetai na leipei gia ta systhmata arxeiwn FAT einai h mode=value. Sygnwmh. Elegjte to me an8rwpoys poy kanoyn prosarthseis.

5.9 Poion na eyxaristhsw gia to autofs?

Oxi emena. Den eixa kamia sxesh me ayto. Egw mono h8ela na trabhjw ka8enos thn prosoxh sthn polu kalh doyleia poy exei ginei me to autofs, kai poso eukolo einai na xrhsimopoih8ei. Sygkrinomeno me toys ay8entikous drastes toy AMD (poylane ena ypertimhmeno Unix me proistorikes ekdoseis dwrean ergaleiwn), to autofs einai polu kala tekmhriwmeno kai aytoi poy to ylopoioun exoyn ta eilikrinh moy eyxaristw. Ta panta einai syggrafika dikaiwmata ths Transmeta, gi ayto sygnwmh poy den mporw na dwsw katastash onomatwn, alla 8a stoixhmatiza oti o Peter Anvin einai ypeu8ynos gia arketo kommati toy. O Peter epishs eixe mia paroysiash toy autofs sto linuxworldexpo stis 3 Martioy 1999.

5.10 Poy mporw na ma8w perissotera gia thn aytomath prosarthsh;

Yparxei ena ekpaideytiko keimeno gia to autofs sth dieu8ynsh http://www.linuxhq.com/lg/issue24/nielsen.html. Deite akomh ta am-utils sth dieu8ynsh http://www.cs.columbia.edu/~ezk/am-utils

(Eyxaristw gia ayta ta URL)


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