http://wiki.cabal.mx/index.php?action=history&feed=atom&title=Comandos_de_la_terminal%2FsuComandos de la terminal/su - Historial de revisiones2026-05-25T14:39:23ZHistorial de revisiones para esta página en el wikiMediaWiki 1.32.1http://wiki.cabal.mx/index.php?title=Comandos_de_la_terminal/su&diff=5328&oldid=prevRrc en 02:28 28 mar 20142014-03-28T02:28:21Z<p></p>
<p><b>Página nueva</b></p><div>__NOTOC__<br />
* [[:#su | su]]<br />
<br />
== su ==<br />
<br />
<syntaxhighlight lang="bash"><br />
<br />
[rrc@pridd ~]$ su --help<br />
<br />
Usage:<br />
su [options] [-] [<user> [<argument>...]]<br />
<br />
Change the effective user ID and group ID to that of <user>.<br />
A mere - implies -l. If <user> is not given, root is assumed.<br />
<br />
Options:<br />
-m, -p, --preserve-environment do not reset environment variables<br />
-g, --group <group> specify the primary group<br />
-G, --supp-group <group> specify a supplemental group<br />
<br />
-, -l, --login make the shell a login shell<br />
-c, --command <command> pass a single command to the shell with -c<br />
--session-command <command> pass a single command to the shell with -c<br />
and do not create a new session<br />
-f, --fast pass -f to the shell (for csh or tcsh)<br />
-s, --shell <shell> run <shell> if /etc/shells allows it<br />
<br />
-h, --help display this help and exit<br />
-V, --version output version information and exit<br />
<br />
For more details see su(1).<br />
<br />
[rrc@pridd ~]$ su --version<br />
su from util-linux 2.24<br />
<br />
[rrc@pridd ~]$ su<br />
Password: <br />
[root@pridd rrc]#<br />
<br />
Mirra la carpeta actual<br />
[root@pridd rrc]# pwd<br />
/home/rrc<br />
[root@pridd rrc]# cd<br />
[root@pridd ~]# pwd<br />
/root<br />
<br />
Usa ^d o exit para regresar <br />
<br />
[root@pridd rrc]# exit<br />
[rrc@pridd ~]$ <br />
<br />
[rrc@pridd ~]$ su -<br />
Password: <br />
[root@pridd ~]# <br />
<br />
Mirra la carpeta actual<br />
[root@pridd ~]# pwd<br />
/root<br />
<br />
Usa ^d o exit para regresar <br />
<br />
[root@pridd rrc]# exit<br />
[rrc@pridd ~]$ <br />
<br />
[rrc@pridd ~]$ su -<br />
Password: <br />
[root@pridd ~]# touch DelMe<br />
[root@pridd ~]# ls -al DelMe<br />
-rw-r--r-- 1 root root 0 Mar 27 20:21 DelMe<br />
<br />
[rrc@pridd ~]$ su -lg webmin<br />
su: only root can specify alternative groups<br />
[rrc@pridd ~]$ su -g webmin<br />
su: only root can specify alternative groups<br />
[rrc@pridd ~]$ su -<br />
Password: <br />
[root@pridd ~]# su -lg webmin<br />
[root@pridd ~]# touch DelMe2<br />
[root@pridd ~]# ls -al DelMe2<br />
-rw-r--r-- 1 root webmin 0 Mar 27 20:22 DelMe2<br />
<br />
[rrc@pridd ComandosDeLaTerminal]$ rm /root/DelMe*<br />
rm: cannot remove ‘/root/DelMe*’: Permission denied<br />
[rrc@pridd ComandosDeLaTerminal]$ su -c rm /root/DelMe*<br />
su: user /root/DelMe* does not exist<br />
[rrc@pridd ComandosDeLaTerminal]$ su -c "rm /root/DelMe*"<br />
Password: <br />
[rrc@pridd ComandosDeLaTerminal]$ su -c "ls -al /root/DelMe*"<br />
Password: <br />
ls: cannot access /root/DelMe*: No such file or directory<br />
<br />
</syntaxhighlight><br />
<br />
[[Category:Comandos de la terminal]]</div>Rrc