| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 | ]>
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| 7 |
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| 8 | <sect1 id="ch-chroot-creatingdirs">
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| 9 | <?dbhtml filename="creatingdirs.html"?>
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| 10 |
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| 11 | <title>Creating Directories</title>
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| 12 |
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| 13 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 14 | href="../../boot/common/creatingdirs.xml"
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| 15 | xpointer="xpointer(//*[@os='a'])"/>
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| 16 |
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| 17 | <screen><userinput>install -dv /{bin,boot,dev,etc/opt,home,lib,mnt}
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| 18 | install -dv /{sbin,srv,usr/local,var,opt,proc,sys}
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| 19 | install -dv /root -m 0750
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| 20 | install -dv /tmp /var/tmp -m 1777
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| 21 | install -dv /media/{floppy,cdrom}
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| 22 | install -dv /usr/{bin,include,lib,sbin,share,src}
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| 23 | ln -sv share/{man,doc,info} /usr
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| 24 | install -dv /usr/share/{doc,info,locale,man}
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| 25 | install -dv /usr/share/{misc,terminfo,zoneinfo}
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| 26 | install -dv /usr/share/man/man{1,2,3,4,5,6,7,8}
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| 27 | install -dv /usr/local/{bin,etc,include,lib,sbin,share,src}
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| 28 | ln -sv share/{man,doc,info} /usr/local
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| 29 | install -dv /usr/local/share/{doc,info,locale,man}
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| 30 | install -dv /usr/local/share/{misc,terminfo,zoneinfo}
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| 31 | install -dv /usr/local/share/man/man{1,2,3,4,5,6,7,8}
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| 32 | install -dv /var/{lock,log,mail,run,spool}
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| 33 | install -dv /var/{opt,cache,lib/{misc,locate},local}
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| 34 | install -dv /opt/{bin,doc,include,info}
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| 35 | install -dv /opt/{lib,man/man{1,2,3,4,5,6,7,8}}</userinput></screen>
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| 36 |
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| 37 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 38 | href="../../boot/common/creatingdirs.xml"
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| 39 | xpointer="xpointer(//*[@os='b'])"/>
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| 40 |
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| 41 | <para os="c">The first mode change ensures that not just anybody can enter
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| 42 | the <filename class="directory">/root</filename> directory—the
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| 43 | same as a normal user would do with his or her home directory. The
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| 44 | second mode change makes sure that any user can write to the
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| 45 | <filename class="directory">/tmp</filename> and
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| 46 | <filename class="directory">/var/tmp</filename> directories, but
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| 47 | cannot remove another user's files from them. The latter is prohibited
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| 48 | by the so-called <quote>sticky bit,</quote> the highest bit (1) in the
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| 49 | 1777 bit mask.</para>
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| 50 |
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| 51 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 52 | href="../../boot/common/creatingdirs.xml"
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| 53 | xpointer="xpointer(//*[@os='d'])"/>
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| 54 |
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| 55 | </sect1>
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