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bind/bin/confgen/rndc-confgen.rst
Petr Špaček 1d4d008fc9
Add internal hyperlinks to See Also section of manual pages
Replace :manpage: with :iscman: to generate internal hyperlinks. That
way reader can use links even when offline, and jumps to man pages
for the same version.

Formerly HTML version of man pages did not have links in See Also
section because :manpage: role in Sphinx can generate only external
hyperlinks - and we do not have that enabled.
Enabling the Sphinx :manpage: linking could reliably create hyperlinks
only to external URLs, but that would take users to another version
of docs.

Generated by:
    find bin -name '*.rst' | xargs sed -i -e 's/:manpage:`\([^(]\+\)(\([0-9]\))`/:iscman:`\1(\2) <\1>`/g'
+ hand-edit to revert change for mmencode reference which is
  not provided in our source tree.
2022-03-14 10:46:36 +01:00

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.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
..
.. SPDX-License-Identifier: MPL-2.0
..
.. This Source Code Form is subject to the terms of the Mozilla Public
.. License, v. 2.0. If a copy of the MPL was not distributed with this
.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
..
.. See the COPYRIGHT file distributed with this work for additional
.. information regarding copyright ownership.
.. highlight: console
.. iscman:: rndc-confgen
.. program:: rndc-confgen
.. _man_rndc-confgen:
rndc-confgen - rndc key generation tool
---------------------------------------
Synopsis
~~~~~~~~
:program:`rndc-confgen` [**-a**] [**-A** algorithm] [**-b** keysize] [**-c** keyfile] [**-h**] [**-k** keyname] [**-p** port] [**-s** address] [**-t** chrootdir] [**-u** user]
Description
~~~~~~~~~~~
:program:`rndc-confgen` generates configuration files for :iscman:`rndc`. It can be
used as a convenient alternative to writing the :iscman:`rndc.conf` file and
the corresponding ``controls`` and ``key`` statements in :iscman:`named.conf`
by hand. Alternatively, it can be run with the :option:`-a` option to set up a
``rndc.key`` file and avoid the need for a :iscman:`rndc.conf` file and a
``controls`` statement altogether.
Options
~~~~~~~
.. option:: -a
This option sets automatic :iscman:`rndc` configuration, which creates a file
|rndc_key| that is read by both :iscman:`rndc` and :iscman:`named` on startup.
The ``rndc.key`` file defines a default command channel and
authentication key allowing :iscman:`rndc` to communicate with :iscman:`named` on
the local host with no further configuration.
If a more elaborate configuration than that generated by
:option:`rndc-confgen -a` is required, for example if rndc is to be used
remotely, run :program:`rndc-confgen` without the :option:`-a` option
and set up :iscman:`rndc.conf` and :iscman:`named.conf` as directed.
.. option:: -A algorithm
This option specifies the algorithm to use for the TSIG key. Available choices
are: hmac-md5, hmac-sha1, hmac-sha224, hmac-sha256, hmac-sha384, and
hmac-sha512. The default is hmac-sha256.
.. option:: -b keysize
This option specifies the size of the authentication key in bits. The size must be between
1 and 512 bits; the default is the hash size.
.. option:: -c keyfile
This option is used with the :option:`-a` option to specify an alternate location for
``rndc.key``.
.. option:: -h
This option prints a short summary of the options and arguments to
:program:`rndc-confgen`.
.. option:: -k keyname
This option specifies the key name of the :iscman:`rndc` authentication key. This must be a
valid domain name. The default is ``rndc-key``.
.. option:: -p port
This option specifies the command channel port where :iscman:`named` listens for
connections from :iscman:`rndc`. The default is 953.
.. option:: -q
This option prevets printing the written path in automatic configuration mode.
.. option:: -s address
This option specifies the IP address where :iscman:`named` listens for command-channel
connections from :iscman:`rndc`. The default is the loopback address
127.0.0.1.
.. option:: -t chrootdir
This option is used with the :option:`-a` option to specify a directory where :iscman:`named`
runs chrooted. An additional copy of the ``rndc.key`` is
written relative to this directory, so that it is found by the
chrooted :iscman:`named`.
.. option:: -u user
This option is used with the :option:`-a` option to set the owner of the generated ``rndc.key`` file.
If :option:`-t` is also specified, only the file in the chroot
area has its owner changed.
Examples
~~~~~~~~
To allow :iscman:`rndc` to be used with no manual configuration, run:
``rndc-confgen -a``
To print a sample :iscman:`rndc.conf` file and the corresponding ``controls`` and
``key`` statements to be manually inserted into :iscman:`named.conf`, run:
:program:`rndc-confgen`
See Also
~~~~~~~~
:iscman:`rndc(8) <rndc>`, :iscman:`rndc.conf(5) <rndc.conf>`, :iscman:`named(8) <named>`, BIND 9 Administrator Reference Manual.