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<?xml version='1.0'?> <!--*-nxml-*-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
<!--
Copyright 2019 Denis Pynkin <denis.pynkin@collabora.com>
SPDX-License-Identifier: LGPL-2.0+
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
-->
<refentry id="ostree">
<refentryinfo>
<title>ostree sign</title>
<productname>OSTree</productname>
<authorgroup>
<author>
<contrib>Developer</contrib>
<firstname>Colin</firstname>
<surname>Walters</surname>
<email>walters@verbum.org</email>
</author>
</authorgroup>
</refentryinfo>
<refmeta>
<refentrytitle>ostree sign</refentrytitle>
<manvolnum>1</manvolnum>
</refmeta>
<refnamediv>
<refname>ostree-sign</refname>
<refpurpose>Sign a commit</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>ostree sign</command> <arg choice="opt" rep="repeat">OPTIONS</arg> <arg choice="req">COMMIT</arg> <arg choice="req" rep="repeat">KEY-ID</arg>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para>
Add a new signature to a commit.
Note that currently, this will append a new signature even if
the commit is already signed with a given key.
</para>
<para>
There are several "well-known" system places for `ed25519` trusted and revoked public keys -- expected single <literal>base64</literal>-encoded key per line.
</para>
<para>Files:
<itemizedlist>
<listitem><para><filename>/etc/ostree/trusted.ed25519</filename></para></listitem>
<listitem><para><filename>/etc/ostree/revoked.ed25519</filename></para></listitem>
<listitem><para><filename>/usr/share/ostree/trusted.ed25519</filename></para></listitem>
<listitem><para><filename>/usr/share/ostree/revoked.ed25519</filename></para></listitem>
</itemizedlist>
</para>
<para>Directories containing files with keys:
<itemizedlist>
<listitem><para><filename>/etc/ostree/trusted.ed25519.d</filename></para></listitem>
<listitem><para><filename>/etc/ostree/revoked.ed25519.d</filename></para></listitem>
<listitem><para><filename>/usr/share/ostree/trusted.ed25519.d</filename></para></listitem>
<listitem><para><filename>/usr/share/ostree/rvokeded.ed25519.d</filename></para></listitem>
</itemizedlist>
</para>
</refsect1>
<refsect1>
<title>Options</title>
<variablelist>
<varlistentry>
<term><option>KEY-ID</option></term>
<listitem><para>
<variablelist>
<varlistentry>
<term><option>for ed25519:</option></term>
<listitem><para>
<literal>base64</literal>-encoded secret (for signing) or public key (for verifying).
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>for dummy:</option></term>
<listitem><para>
ASCII-string used as secret key and public key.
</para></listitem>
</varlistentry>
</variablelist>
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--verify</option></term>
<listitem><para>
Verify signatures
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>-s, --sign-type</option></term>
<listitem><para>
Use particular signature mechanism. Currently
available <arg choice="plain">ed25519</arg> and <arg choice="plain">dummy</arg>
signature types.
The default is <arg choice="plain">ed25519</arg>.
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--keys-file</option></term>
<listitem><para>
Read key(s) from file <filename>filename</filename>.
</para></listitem>
<listitem><para>
Valid for <literal>ed25519</literal> signature type.
For <literal>ed25519</literal> this file must contain <literal>base64</literal>-encoded
secret key(s) (for signing) or public key(s) (for verifying) per line.
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--keys-dir</option></term>
<listitem><para>
Redefine the system path, where to search files and subdirectories with
well-known and revoked keys.
</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
</refentry>
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