<refnamediv>
<refname>tmpfiles.d</refname>
- <refpurpose>Configuration for creation, deletion and cleaning of
- volatile and temporary files</refpurpose>
+ <refpurpose>Configuration for creation, deletion, and cleaning of files and directories</refpurpose>
</refnamediv>
<refsynopsisdiv>
- <para><literallayout><filename>/etc/tmpfiles.d/*.conf</filename>
-<filename>/run/tmpfiles.d/*.conf</filename>
-<filename>/usr/lib/tmpfiles.d/*.conf</filename>
- </literallayout></para>
-
- <para><literallayout><filename>~/.config/user-tmpfiles.d/*.conf</filename>
-<filename>$XDG_RUNTIME_DIR/user-tmpfiles.d/*.conf</filename>
-<filename>~/.local/share/user-tmpfiles.d/*.conf</filename>
-<filename index='false'>…</filename>
-<filename>/usr/share/user-tmpfiles.d/*.conf</filename>
- </literallayout></para>
+ <para><simplelist>
+ <member><filename>/etc/tmpfiles.d/*.conf</filename></member>
+ <member><filename>/run/tmpfiles.d/*.conf</filename></member>
+ <member><filename>/usr/lib/tmpfiles.d/*.conf</filename></member>
+ </simplelist></para>
+
+ <para><simplelist>
+ <member><filename>~/.config/user-tmpfiles.d/*.conf</filename></member>
+ <member><filename>$XDG_RUNTIME_DIR/user-tmpfiles.d/*.conf</filename></member>
+ <member><filename>~/.local/share/user-tmpfiles.d/*.conf</filename></member>
+ <member><filename index='false'>…</filename></member>
+ <member><filename>/usr/share/user-tmpfiles.d/*.conf</filename></member>
+ </simplelist></para>
<programlisting>#Type Path Mode User Group Age Argument
f /file/to/create mode user group - content
non-btrfs file systems, this line type is identical to <varname>d</varname>.</para>
<para>If the subvolume already exists, no change to the quota hierarchy is made, regardless of whether the
- subvolume is already attached to a quota group or not. Also see <varname>Q</varname> below. See <citerefentry
- project='die-net'><refentrytitle>btrfs-qgroup</refentrytitle><manvolnum>8</manvolnum></citerefentry> for
- details about the btrfs quota group concept.</para>
+ subvolume is already attached to a quota group or not. Also see <varname>Q</varname> below. See
+ <citerefentry project='url'><refentrytitle url='https://btrfs.readthedocs.io/en/latest/btrfs-qgroup.html'>btrfs-qgroup</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ for details about the btrfs quota group concept.</para>
<xi:include href="version-info.xml" xpointer="v228"/></listitem>
</varlistentry>
removed unless applied to a directory. This functionality is particularly useful in conjunction with
<varname>Z</varname>.</para>
- <para>Optionally, if prefixed with <literal>:</literal>, the configured access mode is only used when
- creating new inodes. If the inode the line refers to already exists, its access mode is left in place
- unmodified.</para>
+ <para>By default the access mode of listed inodes is set to the specified mode regardless if it is
+ created anew, or already existed. Optionally, if prefixed with <literal>:</literal>, the configured
+ access mode is only applied when creating new inodes, and if the inode the line refers to
+ already exists, its access mode is left in place unmodified.</para>
</refsect2>
<refsect2>
Resolvability of User and Group Names</ulink> for more information on requirements on system user/group
definitions.</para>
- <para>Optionally, if prefixed with <literal>:</literal>, the configured user/group information is only
- used when creating new inodes. If the inode the line refers to already exists, its user/group is left
- in place unmodified.</para>
+ <para>By default the ownership of listed inodes is set to the specified user/group regardless if it is
+ created anew, or already existed. Optionally, if prefixed with <literal>:</literal>, the configured
+ user/group information is only applied when creating new inodes, and if the inode the line refers to
+ already exists, its user/group is left in place unmodified.</para>
</refsect2>
<refsect2>
<para>Note that while the aging algorithm is run an exclusive BSD file lock (see <citerefentry
project='man-pages'><refentrytitle>flock</refentrytitle><manvolnum>2</manvolnum></citerefentry>) is
- taken on each directory/file the algorithm decides to remove. If the aging algorithm finds a lock (
- shared or exclusive) is already taken on some directory/file, it (and everything below it) is skipped.
+ taken on each directory/file the algorithm decides to remove. If the aging algorithm finds a lock
+ (shared or exclusive) is already taken on some directory/file, it (and everything below it) is skipped.
Applications may use this to temporarily exclude certain directory subtrees from the aging algorithm:
the applications can take a BSD file lock themselves, and as long as they keep it aging of the
directory/file and everything below it is disabled.</para>
<programlisting>-smbios type=11,value=io.systemd.credential.binary:tmpfiles.extra=$(echo "f~ /root/.ssh/authorized_keys 700 root root - $(ssh-add -L | base64 -w 0)" | base64 -w 0)
</programlisting>
- <para>By passing this line to QEMU, the public key of the current user will be encoded in
- base64, added to a tmpfiles.d line that tells systemd-tmpfiles to decode it into
- <filename>/root/.ssh/authorized_keys</filename>, encode that line itself in base64 and
- pass it as a Credential that will be picked up by systemd from SMBIOS on boot.
+ <para>By passing this line to QEMU, the public key of the current user will be encoded in base64, added
+ to a tmpfiles.d line that tells <command>systemd-tmpfiles</command> to decode it into
+ <filename>/root/.ssh/authorized_keys</filename>, encode that line itself in base64 and pass it as a
+ Credential that will be picked up by systemd from SMBIOS on boot.
</para>
</example>
</refsect1>
<citerefentry project='man-pages'><refentrytitle>setfacl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry project='man-pages'><refentrytitle>getfacl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry project='man-pages'><refentrytitle>chattr</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
- <citerefentry project='die-net'><refentrytitle>btrfs-subvolume</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
- <citerefentry project='die-net'><refentrytitle>btrfs-qgroup</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ <citerefentry project='url'><refentrytitle url='https://btrfs.readthedocs.io/en/latest/btrfs-subvolume.html'>btrfs-subvolume</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ <citerefentry project='url'><refentrytitle url='https://btrfs.readthedocs.io/en/latest/btrfs-qgroup.html'>btrfs-qgroup</refentrytitle><manvolnum>8</manvolnum></citerefentry>
</para>
</refsect1>
projects / thirdparty / systemd.git / blobdiff