Automating Linux and Unix System Administration Second Edition phần 9 potx

... $orj[oanran%aj_nulp9pnqapnqopgau9pnqa`ena_pkneao6lkhe_udkop66+r]n+^]_gqlo+orj^]_gqlo+_bajcejaik`a931,ksjan9`]aikjcnkql9nkkpejbkni9b]hoa+r]n+^]_gqlo+orj^]_gqlo+^ej]nu)oanranik`a931,ksjan9`]aikjcnkql9nkkpejbkni9b]hoaWe ... ฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀฀behao6+^ej+ikqjpik`a90111ksjan9nkkpcnkql9nkkp]_pekj9bet]hh_da_goqi9i`1On many systems, the +^ej+ikqjp program has the setuid bit set and is owned by the nkkp user. This ... +he^ata_+_da_g[`d_lecjkna9+qon+he^+lp[_dksjecjkna9+o^ej+qjet[_dgls`ecjkna9+^ej+lejcecjkna9+^ej+oqouohkc9kjt`ar9kjna`d]p*Dn,/*Iej0,[0166+behpan9nkkpksja`behaoik`a9)0,,,jkOQE@bknnkkpksja`behaona_qnoa9ejb]_pekj9bet]hhejbkni9pnqaecjkna9+qon+lgc+j]ceko)lhqcejo)-*0*...

... Stream Editor 3 89 Modifying a File 3 89 Modifying stdin 390 Isolating Data 391 Other Tools 391 sed Resources 392 AWK 392 Very Basic Usage 392 Not-Quite-As-Basic Usage 393 AWK Resources 394 APPENDIX ... tasks that you might never have considered automating. Automating Linux and Unix System Administration Second Edition Nate Campi and Kirk BauerINTRODUCTIONxxivDownloading the CodeThe ... Automating Linux and Unix System Administration, Second Edition Copyright © 20 09 by Nate Campi, Kirk BauerAll rights reserved. No part...

... 296 – 297 monitoring host role, configuring, 291 monitoring host role, DNS entry for, 295 – 296 monitoring remote systems, 306–311NRPE, building, 298 – 299 NRPE configuration file, creating, 299 NRPE, ... 296 – 297 monitoring host role, configuring, 291 monitoring host role, DNS entry for, 295 – 296 monitoring remote systems, 306–311NRPE, building, 298 – 299 NRPE configuration file, creating, 299 NRPE, ... languageadvanced usage, 393 – 394 basic usage, 392 – 393 description of, 382, 392 resources, 394 Bback referencing, 385–386backupsFAI and, 342–346Jumpstart and, 338–340Kickstart and, 340–342of Subversion...

... behao6+ap_+l]oos`ik`a9200ksjan9nkkpcnkql9nkkp]_pekj9bet]hh_da_goqi9i`1+ap_+od]`ksik`a92,,ksjan9nkkpcnkql9nkkp]_pekj9bet]hh+ap_+cnkqlik`a9200ksjan9nkkpcnkql9nkkp]_pekj9bet]hhsa^[oanrano66+r]n+sss+dpihn9ejbik`a9]'n]_pekj9bet]hhWe ... (and directories) and check for valid ownership and permissions. It can also watch for changing files. Here is a simple example: behao6+ap_+l]oos`ik`a9200ksjan9nkkpcnkql9nkkp]_pekj9bet]hh_da_goqi9i`1+ap_+od]`ksik`a92,,ksjan9nkkpcnkql9nkkp]_pekj9bet]hh+ap_+cnkqlik`a9200ksjan9nkkpcnkql9nkkp]_pekj9bet]hhsa^[oanrano66+r]n+sss+dpihn9ejbik`a9]'n]_pekj9bet]hhWe ... each system by logging in and manually run-ning the _b]cajp command. Cfengine follows a good theory in system- administration automation: the more ways you can initiate changes to a system, ...

... $i]opan[_bejlqp%+`aop9 $skng`en%+ejlqpo+n9ejbik`a93,,pula9_da_goqiecjkna9N?Oecjkna9*orjksjan9nkkpcnkql9nkkpecjkna9&(rlqnca9pnqaoanran9 ... master, system upgrade, and patching procedures is easy before the systems and procedures are put into use. Once you’ve been deploying and updating systems using automated means, reorganizing and ... modifications:`ab]qhpr]hqaobknejop]hh]pekj*Ukq_]jkranne`apdaiejukqn&*r]nbehao]hhksejop]hh]pekjkbl]_g]gcaobnkiqjoecja`nalkoepkneaoB=E[=HHKS[QJOECJA @9- ?KJOKHABKJP9GAUI=L9qo)h]pej-OapQP?9uaoebukqnouopai_hk_geooappkQP?$CIP%(]j`QP?9jkebjkp*QP?9uaoPEIAVKJA9QO+L]_ebe_nkkpl]ooskn`bknpdajasejop]hha`hejqtouopai7i`1]j`_nulp]nalkooe^halseob]eNKKPLS9#N]c^]nbkk/b/U#ik`qhaoheop_kjp]ejoik`qhaopd]psehh^ahk]`a`^updajasouopai(jkp`qnejcejop]hh]pekjpdaoaik`qhaosehh^asneppajpk+ap_+ik`qhaoEbukqjaa`]ik`qha`qnejcejop]hh]pekj(]``eppk...

... [03[,-[QP?[.,,4 9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9 Ukq]nakj]lner]pa_]ilej*japouopai*Qj]qpdkneva`qoaeolnkde^epa`(]hh]_perepueoikjepkna`* 9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9 O=Op]bb6bknhk_]h)kjhu]``epekjodana(lqp_kjpajpej+ap_+ikp`)hk_]h)ap_dh]il6z`b)dBehaouopaiOevaQoa`=r]ehQoa!Ikqjpa`kj+`ar+o`]-/*2C/5,I/*,C ... cfengine:Pdeoouopaieonqjjejcokh]neo6oqjko[oqj0q[1[-,[Cajane_[ 3 3[ 9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9 Ukq]nakj]lner]pa_]ilej*japouopai*Qj]qpdkneva`qoaeolnkde^epa`(]hh]_perepueoikjepkna`* 9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9 O=Op]bb6bknhk_]h)kjhu]``epekjodana(lqp_kjpajpej+ap_+ikp`)hk_]hCHAPTER ... 9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9 Ukq]nakj]lner]pa_]ilej*japouopai*Qj]qpdkneva`qoaeolnkde^epa`(]hh]_perepueoikjepkna`* 9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9) 9 )9 O=Op]bb6bknhk_]h)kjhu]``epekjodana(lqp_kjpajpej+ap_+ikp`)hk_]hCHAPTER...

... $ap_[]qpk[i]opan%ik`a9000ksjan9nkkpcnkql9nkkpoanran9 $behaoanran%pnqopgau9pnqaCHAPTER 7 ฀ AUTOMATING A NEW SYSTEM ... $i]opan[ap_%+ogah`aop9+atlknp+dkia+ogahik`a9111ksjan9nkkpcnkql9nkkppula9_da_goqioanran9 $behaoanran%aj_nulp9pnqan9ejbCHAPTER 7 ฀ AUTOMATING A NEW SYSTEM ... identical, and contain only a single line:&)jkhk_g(noeva9/.323(soeva9/.323(lnkpk9p_l(d]n`(ejpn(peiak94(jkoqe`(napn]jo91]qnkn]6+atlknp+dkia+"Note The single line in the ]qpk[dkia and...

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