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authorJan Engelhardt <jengelh@inai.de>2014-08-03 07:11:12 +0200
committerJan Engelhardt <jengelh@inai.de>2015-11-06 13:00:02 +0100
commitb938cb902c3b5bca807a94b277672c64d6767886 (patch)
tree267bd1d61268865fa405b3e5a3027041f7f3a183 /man/machinectl.xml
parenta6bff4a7428b9539d85618e3c91fcb60be93f3fa (diff)
doc: correct punctuation and improve typography in documentation
Diffstat (limited to 'man/machinectl.xml')
-rw-r--r--man/machinectl.xml100
1 files changed, 50 insertions, 50 deletions
diff --git a/man/machinectl.xml b/man/machinectl.xml
index e2be017427..81bf268527 100644
--- a/man/machinectl.xml
+++ b/man/machinectl.xml
@@ -83,9 +83,9 @@
</itemizedlist>
<para>Machines are identified by names that follow the same rules
- as UNIX and DNS host names, for details see below. Machines are
- instantiated from disk or file system images, that frequently but not
- necessarily carry the same name as machines running from
+ as UNIX and DNS host names, for details, see below. Machines are
+ instantiated from disk or file system images that frequently — but not
+ necessarily — carry the same name as machines running from
them. Images in this sense are considered:</para>
<itemizedlist>
@@ -201,7 +201,7 @@
<varlistentry>
<term><option>--mkdir</option></term>
- <listitem><para>When used with <command>bind</command> creates
+ <listitem><para>When used with <command>bind</command>, creates
the destination directory before applying the bind
mount.</para></listitem>
</varlistentry>
@@ -209,7 +209,7 @@
<varlistentry>
<term><option>--read-only</option></term>
- <listitem><para>When used with <command>bind</command> applies
+ <listitem><para>When used with <command>bind</command>, applies
a read-only bind mount.</para></listitem>
</varlistentry>
@@ -243,8 +243,8 @@
specify whether the image shall be verified before it is made
available. Takes one of <literal>no</literal>,
<literal>checksum</literal> and <literal>signature</literal>.
- If <literal>no</literal> no verification is done. If
- <literal>checksum</literal> is specified the download is
+ If <literal>no</literal>, no verification is done. If
+ <literal>checksum</literal> is specified, the download is
checked for integrity after transfer is complete, but no
signatures are verified. If <literal>signature</literal> is
specified, the checksum is verified and the images's signature
@@ -278,10 +278,10 @@
<term><option>--format=</option></term>
<listitem><para>When used with the <option>export-tar</option>
- or <option>export-raw</option> commands specifies the
+ or <option>export-raw</option> commands, specifies the
compression format to use for the resulting file. Takes one of
<literal>uncompressed</literal>, <literal>xz</literal>,
- <literal>gzip</literal>, <literal>bzip2</literal>. By default
+ <literal>gzip</literal>, <literal>bzip2</literal>. By default,
the format is determined automatically from the image file
name passed.</para></listitem>
</varlistentry>
@@ -356,7 +356,7 @@
image by the specified name in
<filename>/var/lib/machines/</filename> (and other search
paths, see below) and runs it. Use
- <command>list-images</command> (see below), for listing
+ <command>list-images</command> (see below) for listing
available container images to start.</para>
<para>Note that
@@ -381,7 +381,7 @@
<term><command>login</command> [<replaceable>NAME</replaceable>]</term>
<listitem><para>Open an interactive terminal login session in
- a container or on the local host. If an argument is supplied
+ a container or on the local host. If an argument is supplied,
it refers to the container machine to connect to. If none is
specified, or the container name is specified as the empty
string, or the special machine name <literal>.host</literal>
@@ -414,7 +414,7 @@
instead. This works similar to <command>login</command> but
immediately invokes a user process. This command runs the
specified executable with the specified arguments, or
- <filename>/bin/sh</filename> if none is specified. By default
+ <filename>/bin/sh</filename> if none is specified. By default,
opens a <literal>root</literal> shell, but by using
<option>--uid=</option>, or by prefixing the machine name with
a username and an <literal>@</literal> character, a different
@@ -422,10 +422,10 @@
environment variables for the executed process.</para>
<para>When using the <command>shell</command> command without
- arguments (thus invoking the executed shell or command on the
- local host) it is similar in many ways to a <citerefentry
+ arguments, (thus invoking the executed shell or command on the
+ local host), it is similar in many ways to a <citerefentry
project='die-net'><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></citerefentry>
- session, but unlike <command>su</command> completely isolates
+ session, but, unlike <command>su</command>, completely isolates
the new session from the originating session, so that it
shares no process or session properties, and is in a clean and
well-defined state. It will be tracked in a new utmp, login,
@@ -509,11 +509,11 @@
specified container. The first directory argument is the
source directory on the host, the second directory argument
is the destination directory in the container. When the
- latter is omitted the destination path in the container is
+ latter is omitted, the destination path in the container is
the same as the source path on the host. When combined with
- the <option>--read-only</option> switch a ready-only bind
+ the <option>--read-only</option> switch, a ready-only bind
mount is created. When combined with the
- <option>--mkdir</option> switch the destination path is first
+ <option>--mkdir</option> switch, the destination path is first
created before the mount is applied. Note that this option is
currently only supported for
<citerefentry><refentrytitle>systemd-nspawn</refentrytitle><manvolnum>1</manvolnum></citerefentry>
@@ -526,7 +526,7 @@
<listitem><para>Copies files or directories from the host
system into a running container. Takes a container name,
followed by the source path on the host and the destination
- path in the container. If the destination path is omitted the
+ path in the container. If the destination path is omitted, the
same as the source path is used.</para></listitem>
</varlistentry>
@@ -537,7 +537,7 @@
<listitem><para>Copies files or directories from a container
into the host system. Takes a container name, followed by the
source path in the container the destination path on the host.
- If the destination path is omitted the same as the source path
+ If the destination path is omitted, the same as the source path
is used.</para></listitem>
</varlistentry>
</variablelist></refsect2>
@@ -552,8 +552,8 @@
directories and subvolumes in
<filename>/var/lib/machines/</filename> (and other search
paths, see below). Use <command>start</command> (see above) to
- run a container off one of the listed images. Note that by
- default containers whose name begins with a dot
+ run a container off one of the listed images. Note that, by
+ default, containers whose name begins with a dot
(<literal>.</literal>) are not shown. To show these too,
specify <option>--all</option>. Note that a special image
<literal>.host</literal> always implicitly exists and refers
@@ -626,7 +626,7 @@
<listitem><para>Removes one or more container or VM images.
The special image <literal>.host</literal>, which refers to
- the host's own directory tree may not be
+ the host's own directory tree, may not be
removed.</para></listitem>
</varlistentry>
@@ -634,18 +634,18 @@
<term><command>set-limit</command> [<replaceable>NAME</replaceable>] <replaceable>BYTES</replaceable></term>
<listitem><para>Sets the maximum size in bytes a specific
- container or VM image, or all images may grow up to on disk
+ container or VM image, or all images, may grow up to on disk
(disk quota). Takes either one or two parameters. The first,
optional parameter refers to a container or VM image name. If
- specified the size limit of the specified image is changed. If
- omitted the overall size limit of the sum of all images stored
+ specified, the size limit of the specified image is changed. If
+ omitted, the overall size limit of the sum of all images stored
locally is changed. The final argument specifies the size
limit in bytes, possibly suffixed by the usual K, M, G, T
units. If the size limit shall be disabled, specify
<literal>-</literal> as size.</para>
<para>Note that per-container size limits are only supported
- on btrfs file systems. Also note that if
+ on btrfs file systems. Also note that, if
<command>set-limit</command> is invoked without image
parameter, and <filename>/var/lib/machines</filename> is
empty, and the directory is not located on btrfs, a btrfs
@@ -656,7 +656,7 @@
loopback may later be readjusted with
<command>set-limit</command>, as well. If such a
loopback-mounted <filename>/var/lib/machines</filename>
- directory is used <command>set-limit</command> without image
+ directory is used, <command>set-limit</command> without image
name alters both the quota setting within the file system as
well as the loopback file and file system size
itself.</para></listitem>
@@ -676,20 +676,20 @@
<literal>https://</literal>, and must refer to a
<filename>.tar</filename>, <filename>.tar.gz</filename>,
<filename>.tar.xz</filename> or <filename>.tar.bz2</filename>
- archive file. If the local machine name is omitted it
+ archive file. If the local machine name is omitted, it
is automatically derived from the last component of the URL,
with its suffix removed.</para>
<para>The image is verified before it is made available,
unless <option>--verify=no</option> is specified. Verification
- is done via SHA256SUMS and SHA256SUMS.gpg files, that need to
+ is done via SHA256SUMS and SHA256SUMS.gpg files that need to
be made available on the same web server, under the same URL
as the <filename>.tar</filename> file, but with the last
component (the filename) of the URL replaced. With
- <option>--verify=checksum</option> only the SHA256 checksum
+ <option>--verify=checksum</option>, only the SHA256 checksum
for the file is verified, based on the
<filename>SHA256SUMS</filename> file. With
- <option>--verify=signature</option> the SHA256SUMS file is
+ <option>--verify=signature</option>, the SHA256SUMS file is
first verified with detached GPG signature file
<filename>SHA256SUMS.gpg</filename>. The public key for this
verification step needs to be available in
@@ -698,7 +698,7 @@
<para>The container image will be downloaded and stored in a
read-only subvolume in
- <filename>/var/lib/machines/</filename>, that is named after
+ <filename>/var/lib/machines/</filename> that is named after
the specified URL and its HTTP etag. A writable snapshot is
then taken from this subvolume, and named after the specified
local name. This behavior ensures that creating multiple
@@ -729,7 +729,7 @@
be a <filename>.qcow2</filename> or raw disk image, optionally
compressed as <filename>.gz</filename>,
<filename>.xz</filename>, or <filename>.bz2</filename>. If the
- local machine name is omitted it is automatically
+ local machine name is omitted, it is automatically
derived from the last component of the URL, with its suffix
removed.</para>
@@ -801,22 +801,22 @@
<listitem><para>Imports a TAR or RAW container or VM image,
and places it under the specified name in
<filename>/var/lib/machines/</filename>. When
- <command>import-tar</command> is used the file specified as
+ <command>import-tar</command> is used, the file specified as
first argument should be a tar archive, possibly compressed
with xz, gzip or bzip2. It will then be unpacked into its own
subvolume in <filename>/var/lib/machines</filename>. When
- <command>import-raw</command> is used the file should be a
+ <command>import-raw</command> is used, the file should be a
qcow2 or raw disk image, possibly compressed with xz, gzip or
bzip2. If the second argument (the resulting image name) is
- not specified it is automatically derived from the file
- name. If the file name is passed as <literal>-</literal> the
+ not specified, it is automatically derived from the file
+ name. If the file name is passed as <literal>-</literal>, the
image is read from standard input, in which case the second
argument is mandatory.</para>
<para>Similar as with <command>pull-tar</command>,
<command>pull-raw</command> the file system
<filename>/var/lib/machines.raw</filename> is increased in
- size of necessary and appropriate. Optionally the
+ size of necessary and appropriate. Optionally, the
<option>--read-only</option> switch may be used to create a
read-only container or VM image. No cryptographic validation
is done when importing the images.</para>
@@ -833,11 +833,11 @@
stores it in the specified file. The first parameter should be
a VM or container image name. The second parameter should be a
file path the TAR or RAW image is written to. If the path ends
- in <literal>.gz</literal> the file is compressed with gzip, if
- it ends in <literal>.xz</literal> with xz, and if it ends in
- <literal>.bz2</literal> with bzip2. If the path ends in
- neither the file is left uncompressed. If the second argument
- is missing the image is written to standard output. The
+ in <literal>.gz</literal>, the file is compressed with gzip, if
+ it ends in <literal>.xz</literal>, with xz, and if it ends in
+ <literal>.bz2</literal>, with bzip2. If the path ends in
+ neither, the file is left uncompressed. If the second argument
+ is missing, the image is written to standard output. The
compression may also be explicitly selected with the
<option>--format=</option> switch. This is in particular
useful if the second parameter is left unspecified.</para>
@@ -847,7 +847,7 @@
aborted with
<command>cancel-transfer</command>.</para>
- <para>Note that currently only directory and subvolume images
+ <para>Note that, currently, only directory and subvolume images
may be exported as TAR images, and only raw disk images as RAW
images.</para></listitem>
</varlistentry>
@@ -877,7 +877,7 @@
<title>Machine and Image Names</title>
<para>The <command>machinectl</command> tool operates on machines
- and images, whose names must be chosen following strict
+ and images whose names must be chosen following strict
rules. Machine names must be suitable for use as host names
following a conservative subset of DNS and UNIX/Linux
semantics. Specifically, they must consist of one or more
@@ -897,7 +897,7 @@
valid UTF-8, must be suitable as file names (hence not be the
single or double dot, and not include a slash), and may not
contain control characters. Since many operations search for an
- image by the name of a requested machine it is recommended to name
+ image by the name of a requested machine, it is recommended to name
images in the same strict fashion as machines.</para>
<para>A special image with the name <literal>.host</literal>
@@ -914,7 +914,7 @@
<para>Machine images are preferably stored in
<filename>/var/lib/machines/</filename>, but are also searched for
in <filename>/usr/local/lib/machines/</filename> and
- <filename>/usr/lib/machines/</filename>. For compatibility reasons
+ <filename>/usr/lib/machines/</filename>. For compatibility reasons,
the directory <filename>/var/lib/container/</filename> is
searched, too. Note that images stored below
<filename>/usr</filename> are always considered read-only. It is
@@ -987,7 +987,7 @@
# machinectl login Fedora-Cloud-Base-20141203-21</programlisting>
<para>This downloads the specified <filename>.raw</filename>
- image with verification disabled. Then a shell is opened in it
+ image with verification disabled. Then, a shell is opened in it
and a root password is set. Afterwards the shell is left, and
the machine started as system service. With the last command a
login prompt into the container is requested.</para>
@@ -1020,7 +1020,7 @@
<programlisting># machinectl shell --uid=lennart</programlisting>
- <para>This creates a new shell session on the local host, for
+ <para>This creates a new shell session on the local host for
the user ID <literal>lennart</literal>, in a <citerefentry
project='die-net'><refentrytitle>su</refentrytitle><manvolnum>1</manvolnum></citerefentry>-like
fashion.</para>