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  • Committer: Teddy Hogeborn
  • Date: 2019-07-27 10:11:45 UTC
  • mto: This revision was merged to the branch mainline in revision 384.
  • Revision ID: teddy@recompile.se-20190727101145-jnpbpf8220gldbcd
Add dracut(8) support

Add support for the dracut(8) system for generating initramfs image
files; dracut is an alternative to the "initramfs-tools" package.

* .bzrignore (dracut-module/password-agent): Ignore new binary file.
* dracut-module: New directory for the dracut module.
* INSTALL (Prerequisites/Libraries/Mandos Client): Add dracut as an
                                                   alternative to
                                                   initramfs-tools,
                                                   and also add GLib.
* Makefile (DRACUTMODULE, GLIB_CFLAGS, GLIB_LIBS): New.
  (CPROGS): Add "dracut-module/password-agent".
  (DOCS): Add "dracut-module/password-agent.8mandos".
  (dracut-module/password-agent.8mandos): New.
  (dracut-module/password-agent.8mandos.xhtml): - '' -
  (dracut-module/password-agent): - '' -
  (check): Add command to run tests of password-agent(8mandos).
  (install-client-nokey): Also install the dracut module directory,
                          its files, and the password-agent(8mandos)
                          manual page.
  (install-client): To update the initramfs image file, run
                    update-initramfs or dracut depending on what is
                    installed.
  (uninstall-client): - '' - and also uninstall the the files in the
                      dracut module directory, that directory itself,
                      and the password-agent(8mandos) manual page.
* debian/control (Build-Depends): Add "libglib2.0-dev (>=2.40)".
  (Package: mandos-client/Depends): Add "dracut (>= 044+241-3)" as an
                                    alternative dependency to
                                    initramfs-tools.
  (Package: mandos-client/Conflicts): New; set to
                                      "dracut-config-generic".
  (debian/mandos-client.README.Debian): Document alternative commands
                                        to update the initramfs image
                                        for when dracut is used.
* debian/mandos-client.postinst (update_initramfs): Use alternative
                                                    commands to update
                                                    the initramfs
                                                    image for when
                                                    dracut is used.
* debian/tests/control (password-agent, password-agent-suid): Add two
                                                              new tests.
* dracut-module/ask-password-mandos.path: New.
* dracut-module/ask-password-mandos.service: - '' -
* dracut-module/cmdline-mandos.sh: - '' -
* dracut-module/module-setup.sh: - '' -
* dracut-module/password-agent.c: - '' -
* dracut-module/password-agent.xml: - '' -
* initramfs-unpack: Use the dracut "skipcpio" command, if available.
                    Also be more flexible and try hard to detect where
                    compressed data starts.
* plugins.d/mandos-client.xml (SECURITY): Be more precise that the
                                          mandos-client binary might
                                          not always be setuid, but
                                          that the program assumes
                                          that it has been started
                                          that way.
* plugins.d/password-prompt.c: Add new "--prompt" option.
  (conflict_detection): First try to detect the new PID file of
                        plymouth.
  (main): Define and use new "prompt" variable.
* plugins.d/password-prompt.xml (SYNOPSIS): Show new --prompt option.
  (DESCRIPTION): Describe new behavior of looking for plymouth PID
                 file.
  (OPTIONS): Document new "--prompt" option.
  (ENVIRONMENT): Clarify that the CRYPTTAB_SOURCE and CRYPTTAB_NAME
                 environment variables are not used if the --prompt
                 option is used.  Remove unnecessarily specific
                 details about where the CRYPTTAB_SOURCE and
                 CRYPTTAB_NAME comes from, since this can now be
                 either initramfs-tools or dracut.
  (SEE ALSO): Remove superfluous crypttab(5) reference, and add commas
              to separate the other references.
* plugins.d/plymouth.c: Add new "--prompt" and "--debug" options.
  (debug): New global flag.
  (fprintf_plus): New function, used for debug output.
  (exec_and_wait): Add extra "const" to "argv" argument.
  (main): Define and use new "prompt" variable.  Add debug output.
  (main/options, main/parse_opt): New; used to parse options.
* plugins.d/plymouth.xml (SYNOPSIS): Show new options.
  (OPTIONS): Document new options.
  (ENVIRONMENT): Clarify that the cryptsource and crypttarget
                 environment variables are not used if the --prompt
                 option is used.  Remove unnecessarily specific
                 details about where the cryptsource and crypttarget
                 comes from, since this can now be either
                 initramfs-tools or dracut.
  (EXAMPLE): Add an example using an option.
  (SEE ALSO): Remove superfluous crypttab(5) reference.
* plugins.d/splashy.xml (ENVIRONMENT): Clarify that the cryptsource
                                       and crypttarget environment
                                       variables are not used if the
                                       --prompt option is used.
                                       Remove unnecessarily specific
                                       details about where the
                                       cryptsource and crypttarget
                                       comes from, since this can now
                                       be either initramfs-tools or
                                       dracut.
  (SEE ALSO): Remove superfluous crypttab(5) reference.
* plugins.d/usplash.xml (ENVIRONMENT): Clarify that the cryptsource
                                       and crypttarget environment
                                       variables are not used if the
                                       --prompt option is used.
                                       Remove unnecessarily specific
                                       details about where the
                                       cryptsource and crypttarget
                                       comes from, since this can now
                                       be either initramfs-tools or
                                       dracut.
  (SEE ALSO): Remove superfluous crypttab(5) reference.

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mandos-keygen.xml
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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        "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY COMMANDNAME "mandos-keygen">
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<!ENTITY TIMESTAMP "2013-10-22">
 
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<!ENTITY TIMESTAMP "2019-07-18">
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<!ENTITY % common SYSTEM "common.ent">
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%common;
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8
]>
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    <copyright>
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      <year>2008</year>
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      <year>2009</year>
 
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      <year>2010</year>
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      <year>2011</year>
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      <year>2012</year>
 
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      <year>2013</year>
 
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      <year>2014</year>
 
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      <year>2015</year>
 
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      <year>2016</year>
 
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      <year>2017</year>
 
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      <year>2018</year>
 
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      <year>2019</year>
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      <holder>Teddy Hogeborn</holder>
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      <holder>Björn Påhlsson</holder>
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    </copyright>
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        <replaceable>TIME</replaceable></option></arg>
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      </group>
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      <sbr/>
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      <arg><option>--force</option></arg>
 
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      <group>
 
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        <arg choice="plain"><option>--tls-keytype
 
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        <replaceable>KEYTYPE</replaceable></option></arg>
 
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        <arg choice="plain"><option>-T
 
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        <replaceable>KEYTYPE</replaceable></option></arg>
 
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      </group>
 
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      <sbr/>
 
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      <group>
 
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        <arg choice="plain"><option>--force</option></arg>
 
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        <arg choice="plain"><option>-f</option></arg>
 
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      </group>
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    </cmdsynopsis>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
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        <arg choice="plain"><option>-n
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        <replaceable>NAME</replaceable></option></arg>
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      </group>
 
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      <group>
 
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        <arg choice="plain"><option>--no-ssh</option></arg>
 
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        <arg choice="plain"><option>-S</option></arg>
 
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      </group>
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    </cmdsynopsis>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
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    <title>DESCRIPTION</title>
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    <para>
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      <command>&COMMANDNAME;</command> is a program to generate the
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      OpenPGP key used by
 
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      TLS and OpenPGP keys used by
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      <citerefentry><refentrytitle>mandos-client</refentrytitle>
171
 
      <manvolnum>8mandos</manvolnum></citerefentry>.  The key is
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      normally written to /etc/mandos for later installation into the
173
 
      initrd image, but this, and most other things, can be changed
174
 
      with command line options.
 
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      <manvolnum>8mandos</manvolnum></citerefentry>.  The keys are
 
194
      normally written to /etc/keys/mandos for later installation into
 
195
      the initrd image, but this, and most other things, can be
 
196
      changed with command line options.
175
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    </para>
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    <para>
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      This program can also be used with the
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        <replaceable>DIRECTORY</replaceable></option></term>
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        <listitem>
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          <para>
217
 
            Target directory for key files.  Default is
218
 
            <filename class="directory">/etc/mandos</filename>.
 
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            Target directory for key files.  Default is <filename
 
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            class="directory">/etc/keys/mandos</filename>.
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          </para>
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        </listitem>
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      </varlistentry>
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        <replaceable>TYPE</replaceable></option></term>
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        <listitem>
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          <para>
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            Key type.  Default is <quote>RSA</quote>.
 
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            OpenPGP key type.  Default is <quote>RSA</quote>.
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          </para>
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        </listitem>
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      </varlistentry>
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        <replaceable>BITS</replaceable></option></term>
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        <listitem>
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          <para>
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            Key length in bits.  Default is 4096.
 
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            OpenPGP key length in bits.  Default is 4096.
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          </para>
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        </listitem>
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      </varlistentry>
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        <replaceable>KEYTYPE</replaceable></option></term>
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        <listitem>
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          <para>
254
 
            Subkey type.  Default is <quote>RSA</quote> (Elgamal
255
 
            encryption-only).
 
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            OpenPGP subkey type.  Default is <quote>RSA</quote>
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          </para>
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        </listitem>
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      </varlistentry>
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        <replaceable>BITS</replaceable></option></term>
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        <listitem>
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          <para>
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            Subkey length in bits.  Default is 4096.
 
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            OpenPGP subkey length in bits.  Default is 4096.
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          </para>
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        </listitem>
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      </varlistentry>
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      </varlistentry>
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      <varlistentry>
 
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        <term><option>--tls-keytype
 
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        <replaceable>KEYTYPE</replaceable></option></term>
 
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        <term><option>-T
 
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        <replaceable>KEYTYPE</replaceable></option></term>
 
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        <listitem>
 
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          <para>
 
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            TLS key type.  Default is <quote>ed25519</quote>
 
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          </para>
 
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        </listitem>
 
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      </varlistentry>
 
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      <varlistentry>
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        <term><option>--force</option></term>
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        <term><option>-f</option></term>
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        <listitem>
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        <listitem>
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          <para>
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            Prompt for a password and encrypt it with the key already
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            present in either <filename>/etc/mandos</filename> or the
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            directory specified with the <option>--dir</option>
 
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            present in either <filename>/etc/keys/mandos</filename> or
 
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            the directory specified with the <option>--dir</option>
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            option.  Outputs, on standard output, a section suitable
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            for inclusion in <citerefentry><refentrytitle
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            >mandos-clients.conf</refentrytitle><manvolnum
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            >8</manvolnum></citerefentry>.  The host name or the name
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            specified with the <option>--name</option> option is used
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            for the section header.  All other options are ignored,
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            and no key is created.
 
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            and no key is created.  Note: white space is stripped from
 
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            the beginning and from the end of the password; See <xref
 
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            linkend="bugs"/>.
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          </para>
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        </listitem>
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      </varlistentry>
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        <listitem>
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          <para>
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            The same as <option>--password</option>, but read from
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            <replaceable>FILE</replaceable>, not the terminal.
 
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            <replaceable>FILE</replaceable>, not the terminal, and
 
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            white space is not stripped from the password in any way.
 
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          </para>
 
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        </listitem>
 
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      </varlistentry>
 
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      <varlistentry>
 
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        <term><option>--no-ssh</option></term>
 
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        <term><option>-S</option></term>
 
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        <listitem>
 
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          <para>
 
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            When <option>--password</option> or
 
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            <option>--passfile</option> is given, this option will
 
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            prevent <command>&COMMANDNAME;</command> from calling
 
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            <command>ssh-keyscan</command> to get an SSH fingerprint
 
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            for this host and, if successful, output suitable config
 
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            options to use this fingerprint as a
 
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            <option>checker</option> option in the output.  This is
 
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            otherwise the default behavior.
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          </para>
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        </listitem>
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      </varlistentry>
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    <title>OVERVIEW</title>
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    <xi:include href="overview.xml"/>
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    <para>
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      This program is a small utility to generate new OpenPGP keys for
357
 
      new Mandos clients, and to generate sections for inclusion in
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      <filename>clients.conf</filename> on the server.
 
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      This program is a small utility to generate new TLS and OpenPGP
 
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      keys for new Mandos clients, and to generate sections for
 
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      inclusion in <filename>clients.conf</filename> on the server.
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    </para>
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  </refsect1>
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    </para>
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    <variablelist>
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      <varlistentry>
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        <term><filename>/etc/mandos/seckey.txt</filename></term>
 
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        <term><filename>/etc/keys/mandos/seckey.txt</filename></term>
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        <listitem>
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          <para>
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            OpenPGP secret key file which will be created or
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term><filename>/etc/mandos/pubkey.txt</filename></term>
 
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        <term><filename>/etc/keys/mandos/pubkey.txt</filename></term>
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        <listitem>
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          <para>
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            OpenPGP public key file which will be created or
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        </listitem>
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      </varlistentry>
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      <varlistentry>
 
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        <term><filename>/etc/keys/mandos/tls-privkey.pem</filename></term>
 
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        <listitem>
 
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          <para>
 
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            Private key file which will be created or overwritten.
 
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          </para>
 
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        </listitem>
 
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      </varlistentry>
 
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      <varlistentry>
 
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        <term><filename>/etc/keys/mandos/tls-pubkey.pem</filename></term>
 
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        <listitem>
 
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          <para>
 
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            Public key file which will be created or overwritten.
 
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          </para>
 
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        </listitem>
 
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      </varlistentry>
 
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      <varlistentry>
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        <term><filename class="directory">/tmp</filename></term>
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        <listitem>
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          <para>
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    </variablelist>
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  </refsect1>
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425
 
<!--   <refsect1 id="bugs"> -->
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<!--     <title>BUGS</title> -->
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<!--     <para> -->
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<!--     </para> -->
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<!--   </refsect1> -->
 
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  <refsect1 id="bugs">
 
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    <title>BUGS</title>
 
495
    <para>
 
496
      The <option>--password</option>/<option>-p</option> option
 
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      strips white space from the start and from the end of the
 
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      password before using it.  If this is a problem, use the
 
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      <option>--passfile</option> option instead, which does not do
 
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      this.
 
501
    </para>
 
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    <xi:include href="bugs.xml"/>
 
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  </refsect1>
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  <refsect1 id="example">
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    <title>EXAMPLE</title>
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    </informalexample>
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    <informalexample>
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      <para>
455
 
        Prompt for a password, encrypt it with the key in <filename
456
 
        class="directory">/etc/mandos</filename> and output a section
457
 
        suitable for <filename>clients.conf</filename>.
 
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        Prompt for a password, encrypt it with the keys in <filename
 
530
        class="directory">/etc/keys/mandos</filename> and output a
 
531
        section suitable for <filename>clients.conf</filename>.
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      </para>
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      <para>
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        <userinput>&COMMANDNAME; --password</userinput>
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    </informalexample>
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    <informalexample>
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      <para>
465
 
        Prompt for a password, encrypt it with the key in the
 
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        Prompt for a password, encrypt it with the keys in the
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        <filename>client-key</filename> directory and output a section
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        suitable for <filename>clients.conf</filename>.
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      </para>
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      <citerefentry><refentrytitle>mandos</refentrytitle>
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      <manvolnum>8</manvolnum></citerefentry>,
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      <citerefentry><refentrytitle>mandos-client</refentrytitle>
505
 
      <manvolnum>8mandos</manvolnum></citerefentry>
 
579
      <manvolnum>8mandos</manvolnum></citerefentry>,
 
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      <citerefentry><refentrytitle>ssh-keyscan</refentrytitle>
 
581
      <manvolnum>1</manvolnum></citerefentry>
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    </para>
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  </refsect1>
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