Uwusebenzisa njani Umyalelo wefgrep ukufumana imitya yokubhaliweyo kwiiFayile

Mafutshane: Kwesi sikhokelo esilungele abaqalayo, siza kuxoxa ngemizekelo esebenzayo yomyalelo we-fgrep. Ekupheleni kwesi sikhokelo, abasebenzisi baya kukwazi ukwenza imisebenzi yokukhangela umbhalo ngokufanelekileyo usebenzisa ujongano lomgca womyalelo.

Uphendlo lokubhaliweyo lolunye lwemisebenzi eqhele ukwenziwa. Nangona kunjalo, lo msebenzi ulula ngokukhawuleza udla ixesha ukuba abasebenzisi abaqhelananga nezixhobo ezichanekileyo. Kwi-Linux, kukho izinto ezahlukeneyo zokucoca isicatshulwa ezifana ne-sed, cut, njl.

Nangona kunjalo, kwi-Linux, i-fgrep yeyona nto ithand

20 Eluncedo egrep Umyalelo Imizekelo kwiLinux

UMfutshane: Kwesi sikhokelo, siza kuxoxa ngeminye yemizekelo esebenzayo yomyalelo we-egrep. Emva kokulandela esi sikhokelo, abasebenzisi baya kukwazi ukwenza uphendlo lokubhaliweyo ngokufanelekileyo kwiLinux.

Ngaba ukhe wakhathazeka ngenxa yokuba awukwazi ukufumana ulwazi olufunekayo kwiilogi? Ukukhupha ulwazi olufunekayo kwiseti yedatha enkulu ngumsebenzi onzima kunye nexesha elide.

Izinto ziba ngumngeni ngokwenene ukuba inkqubo yokusebenza ayiboneleli ngezixhobo ezifanelekileyo kwaye nantsi iLinux iza kukuhlangula. I-Linux ibonelela ngezinto ezahlukeneyo zokucoca okub

ext3grep-Buyisa kwakhona iiFayile ezicinyiweyo kwi-Debian kunye no-Ubuntu

I-ext3grep yinkqubo elula yokubuyisela iifayile kwindlela yefayile ye-EXT3. Sisixhobo sophando nesokubuyisela esiluncedo kuphando lwasenkundleni. Kuyanceda ukubonisa ulwazi malunga neefayile ebezikho kwisahlulelo kwaye kwakhona ubuyise iifayile ezicinywe ngengozi.

Kweli nqaku, siza kubonisa iqhinga eliluncedo, eliya kukunceda ukuba ufumane kwakhona iifayile ezicinywe ngengozi kwiifayile ze-ext3 usebenzisa i-ext3grep kwi-Debian kunye ne-Ubuntu.

• Igama lesixhobo: /dev/sdb1
• Indawo yokunyuka: /mnt/TEST_DRIVE
• Uhlobo lwenkqubo yefayile: EXT3

ngrep -Isihlalutyi sePakethe yeNethiwekhi yeLinux

I-Ngrep (i-network grep) sisihlalutyi sepakethi yenethiwekhi elula kodwa enamandla. Sisixhobo esifana ne-grep esisetyenziswa kumaleko womnatha- sihambelana nokudlula kwetrafikhi kujongano lwenethiwekhi. Ikuvumela ukuba uchaze inkcazo eyandisiweyo eqhelekileyo okanye yehexadecimal ukuze ihambelane nomthwalo wedatha (olona lwazi okanye umyalezo okwidatha egqithisiweyo, kodwa ingeyiyo imetadata eyenziwe ngokuzenzekelayo) yeepakethi.

Esi sixhobo sisebenza ngeentlobo ezahlukeneyo zeprothokholi, kubandakanywa i-IPv4/6, i-TCP, i-UDP, i-ICMPv4/6, i-IGMP kunye ne-Raw kwinani lojongano. Isebenz

Yintoni uMahluko phakathi kweGrep, Egrep kunye neFgrep kwiLinux?

Esinye sesixhobo esidumileyo sokukhangela kwiinkqubo ezifana ne-Unix enokusetyenziselwa ukukhangela nantoni na nokuba yifayile, okanye umgca okanye imigca emininzi kwifayile yinto eluncedo ye-grep. Kukhulu kakhulu kwimisebenzi enokuthi ibalelwe kwinani elikhulu leenketho ezixhasayo ezifana: ukukhangela usebenzisa ipateni yomtya, okanye ipateni ye-reg-ex okanye i-perl esekwe reg-ex njl.

Imizekelo eli-12 esebenzayo yeLinux grep Command

Ngaba ukhe wajongana nomsebenzi wokukhangela umtya othile okanye ipateni ethile kwifayile, kodwa awunalwazi lokuba uqale phi ukukhangela? Ewe ke, nantsi i-grep yokuhlangula!

I-grep yifayile yokukhangela ipateni enamandla esiza ixhotyiswe kulo lonke usasazo lweLinux. Ukuba, nangasiphi na isizathu, ayifakwanga kwindlela yakho, unokuyifaka ngokulula ngokusebenzisa umphathi wepakethe yakho (i-apt-fu