2007-10-07 17:16:07 +05:30
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.\" $Id: sulogin.8,v 1.7 2005/04/05 18:47:51 kloczek Exp $
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2007-10-07 17:14:44 +05:30
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.\" Copyright 1989 - 1992, Julianne Frances Haugh
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. Neither the name of Julianne F. Haugh nor the names of its contributors
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.\" may be used to endorse or promote products derived from this software
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.\" without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.TH SULOGIN 8
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.SH NAZWA
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2007-10-07 17:16:07 +05:30
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sulogin \- login w trybie jednou<6F>ytkownikowym
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2007-10-07 17:14:44 +05:30
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.SH SK<EFBFBD>ADNIA
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2007-10-07 17:16:07 +05:30
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\fBsulogin\fR [\fIurz<EFBFBD>dzenie\-tty\fR]
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2007-10-07 17:14:44 +05:30
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.SH OPIS
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.B sulogin
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wywo<EFBFBD>ywane jest przez \fBinit\fR przed zezwoleniem u<>ytkownikowi
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na dost<73>p do systemu w trybie jednou<6F>ytkownikowym (single user mode).
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Funkcja ta mo<6D>e by<62> dost<73>pna tylko w niekt<6B>rych systemach, w kt<6B>rych
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odpowiednio zmieniono \fBinit\fR lub plik \fB/etc/inittab\fR posiada
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pozycj<EFBFBD> dla logowania si<73> w trybie jednou<6F>ytkownikowym.
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.PP
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Wy<EFBFBD>wietlany jest symbol zach<63>ty
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.IP "" .5i
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2007-10-07 17:16:07 +05:30
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Type control\-d to proceed with normal startup,
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2007-10-07 17:14:44 +05:30
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.br
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(or give root password for system maintenance):
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.br
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2007-10-07 17:16:07 +05:30
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Naci<EFBFBD>nij control\-d by kontynuowa<77> zwyk<79>y start,
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2007-10-07 17:14:44 +05:30
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.br
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(lub podaj has<61>o u<>ytkownika root do konserwacji systemu):
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.PP
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Wej<EFBFBD>cie i wyj<79>cie b<>d<EFBFBD> obs<62>ugiwane przy u<>yciu standardowych deskryptor<6F>w
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2007-10-07 17:16:07 +05:30
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plik<EFBFBD>w, chyba <20>e u<>yto opcjonalnego argumentu \- nazwy urz<72>dzenia.
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2007-10-07 17:14:44 +05:30
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.PP
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Je<EFBFBD>li u<>ytkownik wprowadzi poprawne has<61>o superu<72>ytkownika root,
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to rozpoczynana jest sesja pracy na koncie root.
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Je<EFBFBD>eli natomiast naci<63>ni<6E>to \fBEOF\fR, to system przechodzi
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do wielou<6F>ytkownikowego trybu pracy.
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.PP
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Po opuszczeniu przez u<>ytkownika pow<6F>oki przypisanej do
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jednou<EFBFBD>ytkownikowego trybu pracy lub po naci<63>ni<6E>ciu \fBEOF\fR, system
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wykonuje proces inicjacji wymagany do przej<65>cia w tryb wielou<6F>ytkownikowy.
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.SH OSTRZE<EFBFBD>ENIA
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.PP
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Polecenie to mo<6D>e by<62> u<>ywane wy<77><79>cznie wtedy, gdy \fBinit\fR zosta<74> zmieniony
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tak, by wywo<77>ywa<77> \fBsulogin\fR zamiast \fB/bin/sh\fR,
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albo gdy u<>ytkownik skonfigurowa<77> plik \fIinittab\fR tak, by obs<62>ugiwa<77>
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logowanie w trybie jednou<6F>ytkownikowym.
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Na przyk<79>ad, wiersz
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.br
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.sp 1
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co:s:respawn:/etc/sulogin /dev/console
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.br
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.sp 1
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powinien wykona<6E> polecenie sulogin w trybie jednou<6F>ytkownikowym.
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.PP
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Na ile jest to mo<6D>liwe, tworzone jest pe<70>ne <20>rodowisko.
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Jednak<EFBFBD>e w efekcie mog<6F> nie by<62> do<64><6F>czone czy zainicjowane r<><72>ne
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urz<EFBFBD>dzenia, za<7A> wiele polece<63> u<>ytkownika mo<6D>e by<62> niedost<73>pnych lub
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nie funkcjonowa<77>.
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.SH PLIKI
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2007-10-07 17:16:07 +05:30
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.IR /etc/passwd " \- informacja o kontach u<>ytkownik<69>w"
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2007-10-07 17:14:44 +05:30
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.br
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2007-10-07 17:16:07 +05:30
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.IR /etc/shadow " \- zakodowane has<61>a i informacja o ich wa<77>no<6E>ci"
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2007-10-07 17:14:44 +05:30
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.SH ZOBACZ TAK<EFBFBD>E
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.BR login (1),
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2007-10-07 17:15:14 +05:30
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.BR sh (1),
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.BR init (8)
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2007-10-07 17:14:44 +05:30
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.SH AUTOR
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Julianne Frances Haugh (jockgrrl@ix.netcom.com)
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