container.</para>
<para>Use a tool like
- <citerefentry><refentrytitle>debootstrap</refentrytitle><manvolnum>8</manvolnum></citerefentry> or <citerefentry><refentrytitle>mock</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>yum</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ or
+ <citerefentry><refentrytitle>debootstrap</refentrytitle><manvolnum>8</manvolnum></citerefentry>
to set up an OS directory tree suitable as file system
- hierarchy for <command>systemd-nspawn</command> containers.</para>
+ hierarchy for <command>systemd-nspawn</command>
+ containers.</para>
<para>Note that <command>systemd-nspawn</command> will
mount file systems private to the container to
used.</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>--boot</option></term>
+ <term><option>-b</option></term>
+
+ <listitem><para>Automatically search
+ for an init binary and invoke it
+ instead of a shell or a user supplied
+ program.</para></listitem>
+ </varlistentry>
+
<varlistentry>
<term><option>--user=</option></term>
<term><option>-u</option></term>
</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>--uuid=</option></term>
+
+ <listitem><para>Set the specified uuid
+ for the container. The init system
+ will initialize
+ <filename>/etc/machine-id</filename>
+ from this if this file is not set yet.
+ </para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><option>--controllers=</option></term>
+ <term><option>-C</option></term>
+
+ <listitem><para>Makes the container appear in
+ other hierarchies that the name=systemd:/ one.
+ Takes a comma-separated list of controllers.
+ </para></listitem>
+ </varlistentry>
+
<varlistentry>
<term><option>--private-network</option></term>
loopback device.</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>--read-only</option></term>
+
+ <listitem><para>Mount the root file
+ system read only for the
+ container.</para></listitem>
+ </varlistentry>
+
</variablelist>
</refsect1>
<refsect1>
<title>Example 1</title>
- <programlisting># debootstrap --arch=amd64 unstable debian-tree/
-# systemd-nspawn -D debian-tree/</programlisting>
-
- <para>This installs a minimal Debian unstable
- distribution into the directory
- <filename>debian-tree/</filename> and then spawns a
- shell in a namespace container in it.</para>
+ <programlisting># yum --releasever=17 --nogpgcheck --installroot ~/fedora-tree/ install yum passwd vim-minimal rootfiles systemd
+# systemd-nspawn -D ~/fedora-tree /usr/lib/systemd/systemd</programlisting>
+ <para>This installs a minimal Fedora distribution into
+ the directory <filename>~/fedora-tree/</filename>
+ and then boots an OS in a namespace container in it,
+ with systemd as init system.</para>
</refsect1>
<refsect1>
<title>Example 2</title>
- <programlisting># mock --init
-# systemd-nspawn -D /var/lib/mock/fedora-rawhide-x86_64/root/ /sbin/init systemd.log_level=debug</programlisting>
+ <programlisting># debootstrap --arch=amd64 unstable ~/debian-tree/
+# systemd-nspawn -D ~/debian-tree/</programlisting>
- <para>This installs a minimal Fedora distribution into
- a subdirectory of <filename>/var/lib/mock/</filename>
- and then boots an OS in a namespace container in it,
- with systemd as init system, configured for debug
- logging.</para>
+ <para>This installs a minimal Debian unstable
+ distribution into the directory
+ <filename>~/debian-tree/</filename> and then spawns a
+ shell in a namespace container in it.</para>
</refsect1>
<para>
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>chroot</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>debootstrap</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>mock</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>yum</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>debootstrap</refentrytitle><manvolnum>8</manvolnum></citerefentry>
</para>
</refsect1>