... retrieval
system, without the prior written permission of the copyright owner and the publisher.
ISBN -13 (pbk): 978 -1- 4302 -10 59-7
ISBN -13 (electronic): 978 -1- 4302 -10 60-3
Printed and bound in ... tasks that you might never have considered
automating.
Automating Linux
and Unix System
Administration
Second Edition
Nate Campi and Kirk Bauer
INTRODUCTION
xxiv
Dow...
...
behao6
+^ej+ikqjpik`a9 011 1ksjan9nkkpcnkql9nkkp]_pekj9bet]hh_da_goqi9i `1
On many systems, the +^ej+ikqjp program has the setuid bit set and is owned by the
nkkp user. This allows ... with Perl as standard software. However, most
administrators find th...
... 20.55,0/2/,,
)+'^qbbano+_]_da6 12 .323,/24
Os]l6 1- 0,3.- ,11 2 1, /1- 2
Finally, the o_l command allows you to copy files between hosts using the SSH proto-
col. The syntax resembles the standard
_l command, ... t42[20hejqt[t42[20hejqt[.[2[-4 [1[ ]i`20
Hostname:
_]ilej[japbkkbkk[_]ilej[jap
IP Address:
elr0[-5.elr0[-5.[-24-5.[-24[--5.[-...
... 3*,*,*-
naopne_p66-
]hhkspdahk_]hoq^jappkmqanuqo
naopne_p-5.*-24*-*,i]og .11 * .11 * .11 *,jkik`ebujkpn]l
Both Red Hat and Debian have a dedicated user to run the NTP daemon process.
The user account, ... this, indicating
success:
Fqh.3-46 ,16 /,]qnkn]jpl`]paW551Y6WE@ 11 4. 31 `]aikj*jkpe_aY]`fqoppeiaoanran
-5.*-24*-*.05kbboap,*,, 413 4oa_
Red Hat and Debian NT...
... LNK@+ejlqpo+_h]ooao+_b*i]ej[_h]ooao, and all the appropriate tasks
will execute on the host and bring it up to date with our Apache configuration and web
content.
CHAPTER 7 AUTOMATING A NEW SYSTEM INFRASTRUCTURE
211
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na^qeh`[renpq]h[i]l66
+qon+o^ej+lkopi]l+ap_+lkopbet+renpq]h7+qon+o^ej+lkopbetnahk]`
peiakqp9...
... has bugs; and all manner of issues crop up that
cause hosts and applications to fail. System and service monitoring is automation’s com-
panion tool, used to notify us when systems and applications ... chapter, and we believe that our choices will scale with your
environment as it grows.
have chosen Nagios for our system and service monitoring system. Nagios is flex-
ibl...
... Ganglia web system needs some additional packages. To install
them at initial system installation time, we added the packages
nn`pkkh and he^ljc ),
CHAPTER 10 MONITORING
311
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qoacajane_)oanre_a
dkopcnkql[j]ia_]ilej)sa^)oanrano
oanre_a[`ao_nelpekjDPPL_da_g
_da_g[_kii]j`_da_g[dppl
...