source: BOOK/chroot/common/pwdgroup.xml @ 8d713fe

systemd
Last change on this file since 8d713fe was 8d713fe, checked in by William Harrington <kb0iic@…>, 3 years ago

Fix formatting.

  • Property mode set to 100644
File size: 4.7 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4  <!ENTITY % general-entities SYSTEM "../../general.ent">
5  %general-entities;
6]>
7
8<sect1 id="ch-chroot-pwdgroup">
9  <?dbhtml filename="pwdgroup.html"?>
10
11  <title>Creating the passwd and group Files</title>
12
13  <indexterm zone="ch-chroot-pwdgroup">
14    <primary sortas="e-/etc/passwd">/etc/passwd</primary>
15    <secondary>chroot</secondary>
16  </indexterm>
17
18  <indexterm zone="ch-chroot-pwdgroup">
19    <primary sortas="e-/etc/group">/etc/group</primary>
20    <secondary>chroot</secondary>
21  </indexterm>
22
23  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
24  href="../../boot/common/pwdgroup.xml"
25  xpointer="xpointer(//*[@os='a'])"/>
26
27  <para>Create the <filename>/etc/passwd</filename> file by running the
28  following command:</para>
29
30<screen><userinput>cat &gt; /etc/passwd &lt;&lt; "EOF"
31<literal>root:x:&uid-root;:&gid-root;:root:/root:/bin/bash</literal>
32<literal>bin:x:&uid-bin;:&gid-bin;:/bin:/bin/false</literal>
33<literal>daemon:x:&uid-daemon;:&gid-daemon;:/sbin:/bin/false</literal>
34<literal>messagebus:x:&uid-messagebus;:&gid-messagebus;:D-Bus Message Daemon User:/dev/null:/bin/false</literal>
35<literal>systemd-bus-proxy:x:&uid-systemd-bus-proxy;:&gid-systemd-bus-proxy;:systemd Bus Proxy:/:/bin/false</literal>
36<literal>systemd-journal-gateway:x:&uid-systemd-journal-gateway;:&gid-systemd-journal-gateway;:systemd Journal Gateway:/:/bin/false</literal>
37<literal>systemd-journal-remote:x:&uid-systemd-journal-remote;:&gid-systemd-journal-remote;:systemd Journal Remote:/:/bin/false</literal>
38<literal>systemd-journal-upload:x:&uid-systemd-journal-upload;:&gid-systemd-journal-upload;:systemd Journal Upload:/:/bin/false</literal>
39<literal>systemd-network:x:&uid-systemd-network;:&gid-systemd-network;:systemd Network Management:/:/bin/false</literal>
40<literal>systemd-resolve:x:&uid-systemd-resolve;:&gid-systemd-resolve;:systemd Resolver:/:/bin/false</literal>
41<literal>systemd-timesync:x:&uid-systemd-timesync;:&gid-systemd-timesync;:systemd Time Synchronization:/:/bin/false</literal>
42<literal>systemd-coredump:x:&uid-systemd-coredump;:&gid-systemd-coredump;:systemd Core Dumper:/:/bin/false</literal>
43<literal>nobody:x:&uid-nobody;:&gid-nogroup;:Unprivileged User:/dev/null:/bin/false</literal>
44EOF</userinput></screen>
45
46  <para os="b">The actual password for
47  <systemitem class="username">root</systemitem> (the <quote>x</quote>
48  used here is just a placeholder) will be set later.</para>
49
50  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
51  href="../../boot/common/pwdgroup.xml"
52  xpointer="xpointer(//*[@os='c'])"/>
53
54  <para>Create the <filename>/etc/group</filename> file by running the
55  following command:</para>
56
57<screen><userinput>cat &gt; /etc/group &lt;&lt; "EOF"
58<literal>root:x:0:
59bin:x:&gid-bin;:
60sys:x:&gid-sys;:
61kmem:x:&gid-kmem;:
62tty:x:&gid-tty;:
63tape:x:&gid-tape;:
64daemon:x:&gid-daemon;:
65floppy:x:&gid-floppy;:
66disk:x:&gid-disk;:
67lp:x:&gid-lp;:
68dialout:x:&gid-dialout;:
69audio:x:&gid-audio;:
70video:x:&gid-video;:
71utmp:x:&gid-utmp;:
72usb:x:&gid-usb;:
73cdrom:x:&gid-cdrom;:
74adm:x:&gid-adm;:
75mail:x:&gid-mail;:
76messagebus:x:&gid-messagebus;:
77nogroup:x:&gid-nogroup;:
78systemd-bus-proxy:x:&gid-systemd-bus-proxy;:
79systemd-journal-gateway:x:&gid-systemd-journal-gateway;:
80systemd-journal-remote:x:&gid-systemd-journal-remote;:
81systemd-journal-upload:x:&gid-systemd-journal-upload;:
82systemd-network:x:&gid-systemd-network;:
83systemd-resolve:x:&gid-systemd-resolve;:
84systemd-timesync:x:&gid-systemd-timesync;:
85systemd-coredump:x:&gid-systemd-coredump;:
86wheel:x:&gid-wheel;:</literal>
87EOF</userinput></screen>
88
89  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
90  href="../../boot/common/pwdgroup.xml"
91  xpointer="xpointer(//*[@os='d'])"/>
92
93  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
94  href="../../boot/common/pwdgroup.xml"
95  xpointer="xpointer(//*[@os='e'])"/>
96
97  <para>To remove the <quote>I have no name!</quote> prompt, start a
98  new shell. Since a full Glibc was installed in <xref
99  linkend="chapter-cross-tools"/> and the <filename>/etc/passwd</filename>
100  and <filename>/etc/group</filename> files have been created, user name
101  and group name resolution will now work.</para>
102
103<screen role="nodump"><userinput>exec /tools/bin/bash --login +h</userinput></screen>
104
105  <para>Note the use of the <parameter>+h</parameter> directive. This tells
106  <command>bash</command> not to use its internal path hashing. Without this
107  directive, <command>bash</command> would remember the paths to binaries it
108  has executed. To ensure the use of the newly compiled binaries as soon as
109  they are installed, the <parameter>+h</parameter> directive will be used
110  for the duration of the next chapters.</para>
111
112</sect1>
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