2b031ca4b2
ddclient is unmaintained as of 2023-07-04 [1] and this service has been broken
for a while [2]. Remove it rather than shipping a broken service for an
unmaintained program that's unlikely to be fixed.
[1]: <https://github.com/ddclient/ddclient>
[2]: <https://issues.guix.gnu.org/52770>
This reverts commit 8490a8346b.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>
899 lines
38 KiB
Scheme
899 lines
38 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2017 Julien Lepiller <julien@lepiller.eu>
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;;; Copyright © 2020 Pierre Langlois <pierre.langlois@gmx.com>
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;;; Copyright © 2021 Maxime Devos <maximedevos@telenet.be>
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;;; Copyright © 2022 Remco van 't Veer <remco@remworks.net>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu services dns)
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#:use-module (gnu services)
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#:use-module (gnu services configuration)
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#:use-module (gnu services shepherd)
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#:use-module (gnu system shadow)
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#:use-module (gnu packages admin)
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#:use-module (gnu packages dns)
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#:use-module (guix packages)
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#:use-module (guix records)
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#:use-module (guix gexp)
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#:use-module (guix modules)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-35)
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#:use-module (ice-9 match)
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#:use-module (ice-9 regex)
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#:export (knot-service-type
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knot-acl-configuration
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knot-key-configuration
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knot-keystore-configuration
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knot-zone-configuration
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knot-remote-configuration
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knot-policy-configuration
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knot-configuration
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define-zone-entries
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zone-file
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zone-entry
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knot-resolver-service-type
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knot-resolver-configuration
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dnsmasq-service-type
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dnsmasq-configuration))
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;;;
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;;; Knot DNS.
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;;;
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(define-record-type* <knot-key-configuration>
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knot-key-configuration make-knot-key-configuration
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knot-key-configuration?
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(id knot-key-configuration-id
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(default ""))
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(algorithm knot-key-configuration-algorithm
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(default #f)); one of #f, or an algorithm name
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(secret knot-key-configuration-secret
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(default "")))
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(define-record-type* <knot-acl-configuration>
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knot-acl-configuration make-knot-acl-configuration
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knot-acl-configuration?
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(id knot-acl-configuration-id
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(default ""))
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(address knot-acl-configuration-address
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(default '()))
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(key knot-acl-configuration-key
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(default '()))
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(action knot-acl-configuration-action
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(default '()))
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(deny? knot-acl-configuration-deny?
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(default #f)))
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(define-record-type* <zone-entry>
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zone-entry make-zone-entry
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zone-entry?
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(name zone-entry-name
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(default "@"))
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(ttl zone-entry-ttl
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(default ""))
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(class zone-entry-class
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(default "IN"))
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(type zone-entry-type
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(default "A"))
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(data zone-entry-data
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(default "")))
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(define-record-type* <zone-file>
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zone-file make-zone-file
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zone-file?
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(entries zone-file-entries
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(default '()))
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(origin zone-file-origin
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(default ""))
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(ns zone-file-ns
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(default "ns"))
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(mail zone-file-mail
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(default "hostmaster"))
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(serial zone-file-serial
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(default 1))
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(refresh zone-file-refresh
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(default (* 12 3600)))
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(retry zone-file-retry
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(default (* 15 60)))
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(expiry zone-file-expiry
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(default (* 2 7 24 3600)))
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(nx zone-file-nx
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(default 3600)))
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(define-record-type* <knot-keystore-configuration>
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knot-keystore-configuration make-knot-keystore-configuration
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knot-keystore-configuration?
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(id knot-keystore-configuration-id
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(default ""))
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(backend knot-keystore-configuration-backend
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(default 'pem))
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(config knot-keystore-configuration-config
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(default "/var/lib/knot/keys/keys")))
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(define-record-type* <knot-policy-configuration>
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knot-policy-configuration make-knot-policy-configuration
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knot-policy-configuration?
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(id knot-policy-configuration-id
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(default ""))
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(keystore knot-policy-configuration-keystore
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(default "default"))
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(manual? knot-policy-configuration-manual?
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(default #f))
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(single-type-signing? knot-policy-configuration-single-type-signing?
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(default #f))
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(algorithm knot-policy-configuration-algorithm
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(default "ecdsap256sha256"))
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(ksk-size knot-policy-configuration-ksk-size
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(default 256))
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(zsk-size knot-policy-configuration-zsk-size
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(default 256))
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(dnskey-ttl knot-policy-configuration-dnskey-ttl
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(default 'default))
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(zsk-lifetime knot-policy-configuration-zsk-lifetime
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(default (* 30 24 3600)))
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(propagation-delay knot-policy-configuration-propagation-delay
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(default (* 24 3600)))
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(rrsig-lifetime knot-policy-configuration-rrsig-lifetime
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(default (* 14 24 3600)))
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(rrsig-refresh knot-policy-configuration-rrsig-refresh
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(default (* 7 24 3600)))
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(nsec3? knot-policy-configuration-nsec3?
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(default #f))
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(nsec3-iterations knot-policy-configuration-nsec3-iterations
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(default 5))
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(nsec3-salt-length knot-policy-configuration-nsec3-salt-length
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(default 8))
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(nsec3-salt-lifetime knot-policy-configuration-nsec3-salt-lifetime
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(default (* 30 24 3600))))
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(define-record-type* <knot-zone-configuration>
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knot-zone-configuration make-knot-zone-configuration
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knot-zone-configuration?
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(domain knot-zone-configuration-domain
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(default ""))
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(file knot-zone-configuration-file
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(default "")) ; the file where this zone is saved.
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(zone knot-zone-configuration-zone
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(default (zone-file))) ; initial content of the zone file
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(master knot-zone-configuration-master
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(default '()))
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(ddns-master knot-zone-configuration-ddns-master
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(default #f))
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(notify knot-zone-configuration-notify
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(default '()))
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(acl knot-zone-configuration-acl
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(default '()))
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(semantic-checks? knot-zone-configuration-semantic-checks?
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(default #f))
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(zonefile-sync knot-zone-configuration-zonefile-sync
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(default 0))
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(zonefile-load knot-zone-configuration-zonefile-load
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(default #f))
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(journal-content knot-zone-configuration-journal-content
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(default #f))
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(max-journal-usage knot-zone-configuration-max-journal-usage
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(default #f))
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(max-journal-depth knot-zone-configuration-max-journal-depth
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(default #f))
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(max-zone-size knot-zone-configuration-max-zone-size
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(default #f))
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(dnssec-policy knot-zone-configuration-dnssec-policy
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(default #f))
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(serial-policy knot-zone-configuration-serial-policy
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(default 'increment)))
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(define-record-type* <knot-remote-configuration>
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knot-remote-configuration make-knot-remote-configuration
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knot-remote-configuration?
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(id knot-remote-configuration-id
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(default ""))
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(address knot-remote-configuration-address
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(default '()))
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(via knot-remote-configuration-via
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(default '()))
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(key knot-remote-configuration-key
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(default #f)))
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(define-record-type* <knot-configuration>
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knot-configuration make-knot-configuration
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knot-configuration?
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(knot knot-configuration-knot
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(default knot))
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(run-directory knot-configuration-run-directory
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(default "/var/run/knot"))
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(includes knot-configuration-includes
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(default '()))
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(listen-v4 knot-configuration-listen-v4
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(default "0.0.0.0"))
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(listen-v6 knot-configuration-listen-v6
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(default "::"))
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(listen-port knot-configuration-listen-port
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(default 53))
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(keys knot-configuration-keys
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(default '()))
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(keystores knot-configuration-keystores
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(default '()))
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(acls knot-configuration-acls
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(default '()))
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(remotes knot-configuration-remotes
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(default '()))
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(policies knot-configuration-policies
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(default '()))
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(zones knot-configuration-zones
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(default '())))
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(define-syntax define-zone-entries
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(syntax-rules ()
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((_ id (name ttl class type data) ...)
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(define id (list (make-zone-entry name ttl class type data) ...)))))
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(define (error-out msg)
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(raise (condition (&message (message msg)))))
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(define (verify-knot-key-configuration key)
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(unless (knot-key-configuration? key)
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(error-out "keys must be a list of only knot-key-configuration."))
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(let ((id (knot-key-configuration-id key)))
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(unless (and (string? id) (not (equal? id "")))
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(error-out "key id must be a non empty string.")))
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(unless (memq (knot-key-configuration-algorithm key)
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'(#f hmac-md5 hmac-sha1 hmac-sha224 hmac-sha256 hmac-sha384 hmac-sha512))
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(error-out "algorithm must be one of: #f, 'hmac-md5, 'hmac-sha1,
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'hmac-sha224, 'hmac-sha256, 'hmac-sha384 or 'hmac-sha512")))
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(define (verify-knot-keystore-configuration keystore)
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(unless (knot-keystore-configuration? keystore)
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(error-out "keystores must be a list of only knot-keystore-configuration."))
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(let ((id (knot-keystore-configuration-id keystore)))
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(unless (and (string? id) (not (equal? id "")))
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(error-out "keystore id must be a non empty string.")))
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(unless (memq (knot-keystore-configuration-backend keystore)
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'(pem pkcs11))
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(error-out "backend must be one of: 'pem or 'pkcs11")))
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(define (verify-knot-policy-configuration policy)
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(unless (knot-policy-configuration? policy)
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(error-out "policies must be a list of only knot-policy-configuration."))
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(let ((id (knot-policy-configuration-id policy)))
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(unless (and (string? id) (not (equal? id "")))
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(error-out "policy id must be a non empty string."))))
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(define (verify-knot-acl-configuration acl)
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(unless (knot-acl-configuration? acl)
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(error-out "acls must be a list of only knot-acl-configuration."))
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(let ((id (knot-acl-configuration-id acl))
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(address (knot-acl-configuration-address acl))
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(key (knot-acl-configuration-key acl))
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(action (knot-acl-configuration-action acl)))
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(unless (and (string? id) (not (equal? id "")))
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(error-out "acl id must be a non empty string."))
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(unless (and (list? address)
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(every string? address))
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(error-out "acl address must be a list of strings.")))
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(unless (boolean? (knot-acl-configuration-deny? acl))
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(error-out "deny? must be #t or #f.")))
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(define (verify-knot-zone-configuration zone)
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(unless (knot-zone-configuration? zone)
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(error-out "zones must be a list of only knot-zone-configuration."))
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(let ((domain (knot-zone-configuration-domain zone)))
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(unless (and (string? domain) (not (equal? domain "")))
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(error-out "zone domain must be a non empty string."))))
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(define (verify-knot-remote-configuration remote)
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(unless (knot-remote-configuration? remote)
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(error-out "remotes must be a list of only knot-remote-configuration."))
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(let ((id (knot-remote-configuration-id remote)))
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(unless (and (string? id) (not (equal? id "")))
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(error-out "remote id must be a non empty string."))))
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(define (verify-knot-configuration config)
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(unless (file-like? (knot-configuration-knot config))
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(error-out "knot configuration field must be a file-like object."))
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(unless (string? (knot-configuration-run-directory config))
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(error-out "run-directory must be a string."))
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(unless (list? (knot-configuration-includes config))
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(error-out "includes must be a list of strings or file-like objects."))
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(unless (list? (knot-configuration-keys config))
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(error-out "keys must be a list of knot-key-configuration."))
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(for-each (lambda (key) (verify-knot-key-configuration key))
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(knot-configuration-keys config))
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(unless (list? (knot-configuration-keystores config))
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(error-out "keystores must be a list of knot-keystore-configuration."))
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(for-each (lambda (keystore) (verify-knot-keystore-configuration keystore))
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(knot-configuration-keystores config))
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(unless (list? (knot-configuration-acls config))
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(error-out "acls must be a list of knot-acl-configuration."))
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(for-each (lambda (acl) (verify-knot-acl-configuration acl))
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(knot-configuration-acls config))
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(unless (list? (knot-configuration-zones config))
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(error-out "zones must be a list of knot-zone-configuration."))
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(for-each (lambda (zone) (verify-knot-zone-configuration zone))
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(knot-configuration-zones config))
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(unless (list? (knot-configuration-policies config))
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(error-out "policies must be a list of knot-policy-configuration."))
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(for-each (lambda (policy) (verify-knot-policy-configuration policy))
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(knot-configuration-policies config))
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(unless (list? (knot-configuration-remotes config))
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(error-out "remotes must be a list of knot-remote-configuration."))
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(for-each (lambda (remote) (verify-knot-remote-configuration remote))
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(knot-configuration-remotes config))
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#t)
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(define (format-string-list l)
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"Formats a list of string in YAML"
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(if (eq? l '())
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""
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(let ((l (reverse l)))
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(string-append
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"["
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(fold (lambda (x1 x2)
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(string-append (if (symbol? x1) (symbol->string x1) x1) ", "
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(if (symbol? x2) (symbol->string x2) x2)))
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(if (symbol? (car l)) (symbol->string (car l)) (car l)) (cdr l))
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"]"))))
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(define (knot-acl-config acls)
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(with-output-to-string
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(lambda ()
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(for-each
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(lambda (acl-config)
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(let ((id (knot-acl-configuration-id acl-config))
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(address (knot-acl-configuration-address acl-config))
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(key (knot-acl-configuration-key acl-config))
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(action (knot-acl-configuration-action acl-config))
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(deny? (knot-acl-configuration-deny? acl-config)))
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(format #t " - id: ~a\n" id)
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(unless (eq? address '())
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(format #t " address: ~a\n" (format-string-list address)))
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(unless (eq? key '())
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(format #t " key: ~a\n" (format-string-list key)))
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(unless (eq? action '())
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(format #t " action: ~a\n" (format-string-list action)))
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(format #t " deny: ~a\n" (if deny? "on" "off"))))
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acls))))
|
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(define (knot-key-config keys)
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(with-output-to-string
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(lambda ()
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(for-each
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(lambda (key-config)
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(let ((id (knot-key-configuration-id key-config))
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(algorithm (knot-key-configuration-algorithm key-config))
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(secret (knot-key-configuration-secret key-config)))
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(format #t " - id: ~a\n" id)
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(if algorithm
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(format #t " algorithm: ~a\n" (symbol->string algorithm)))
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(format #t " secret: ~a\n" secret)))
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keys))))
|
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|
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(define (knot-keystore-config keystores)
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(with-output-to-string
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(lambda ()
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(for-each
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(lambda (keystore-config)
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||
(let ((id (knot-keystore-configuration-id keystore-config))
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(backend (knot-keystore-configuration-backend keystore-config))
|
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(config (knot-keystore-configuration-config keystore-config)))
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(format #t " - id: ~a\n" id)
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(format #t " backend: ~a\n" (symbol->string backend))
|
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(format #t " config: \"~a\"\n" config)))
|
||
keystores))))
|
||
|
||
(define (knot-policy-config policies)
|
||
(with-output-to-string
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||
(lambda ()
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||
(for-each
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||
(lambda (policy-config)
|
||
(let ((id (knot-policy-configuration-id policy-config))
|
||
(keystore (knot-policy-configuration-keystore policy-config))
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(manual? (knot-policy-configuration-manual? policy-config))
|
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(single-type-signing? (knot-policy-configuration-single-type-signing?
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||
policy-config))
|
||
(algorithm (knot-policy-configuration-algorithm policy-config))
|
||
(ksk-size (knot-policy-configuration-ksk-size policy-config))
|
||
(zsk-size (knot-policy-configuration-zsk-size policy-config))
|
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(dnskey-ttl (knot-policy-configuration-dnskey-ttl policy-config))
|
||
(zsk-lifetime (knot-policy-configuration-zsk-lifetime policy-config))
|
||
(propagation-delay (knot-policy-configuration-propagation-delay
|
||
policy-config))
|
||
(rrsig-lifetime (knot-policy-configuration-rrsig-lifetime
|
||
policy-config))
|
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(nsec3? (knot-policy-configuration-nsec3? policy-config))
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||
(nsec3-iterations (knot-policy-configuration-nsec3-iterations
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policy-config))
|
||
(nsec3-salt-length (knot-policy-configuration-nsec3-salt-length
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||
policy-config))
|
||
(nsec3-salt-lifetime (knot-policy-configuration-nsec3-salt-lifetime
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||
policy-config)))
|
||
(format #t " - id: ~a\n" id)
|
||
(format #t " keystore: ~a\n" keystore)
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||
(format #t " manual: ~a\n" (if manual? "on" "off"))
|
||
(format #t " single-type-signing: ~a\n" (if single-type-signing?
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||
"on" "off"))
|
||
(format #t " algorithm: ~a\n" algorithm)
|
||
(format #t " ksk-size: ~a\n" (number->string ksk-size))
|
||
(format #t " zsk-size: ~a\n" (number->string zsk-size))
|
||
(unless (eq? dnskey-ttl 'default)
|
||
(format #t " dnskey-ttl: ~a\n" dnskey-ttl))
|
||
(format #t " zsk-lifetime: ~a\n" zsk-lifetime)
|
||
(format #t " propagation-delay: ~a\n" propagation-delay)
|
||
(format #t " rrsig-lifetime: ~a\n" rrsig-lifetime)
|
||
(format #t " nsec3: ~a\n" (if nsec3? "on" "off"))
|
||
(format #t " nsec3-iterations: ~a\n"
|
||
(number->string nsec3-iterations))
|
||
(format #t " nsec3-salt-length: ~a\n"
|
||
(number->string nsec3-salt-length))
|
||
(format #t " nsec3-salt-lifetime: ~a\n" nsec3-salt-lifetime)))
|
||
policies))))
|
||
|
||
(define (knot-remote-config remotes)
|
||
(with-output-to-string
|
||
(lambda ()
|
||
(for-each
|
||
(lambda (remote-config)
|
||
(let ((id (knot-remote-configuration-id remote-config))
|
||
(address (knot-remote-configuration-address remote-config))
|
||
(via (knot-remote-configuration-via remote-config))
|
||
(key (knot-remote-configuration-key remote-config)))
|
||
(format #t " - id: ~a\n" id)
|
||
(unless (eq? address '())
|
||
(format #t " address: ~a\n" (format-string-list address)))
|
||
(unless (eq? via '())
|
||
(format #t " via: ~a\n" (format-string-list via)))
|
||
(if key
|
||
(format #t " key: ~a\n" key))))
|
||
remotes))))
|
||
|
||
(define (serialize-zone-entries entries)
|
||
(with-output-to-string
|
||
(lambda ()
|
||
(for-each
|
||
(lambda (entry)
|
||
(let ((name (zone-entry-name entry))
|
||
(ttl (zone-entry-ttl entry))
|
||
(class (zone-entry-class entry))
|
||
(type (zone-entry-type entry))
|
||
(data (zone-entry-data entry)))
|
||
(format #t "~a ~a ~a ~a ~a\n" name ttl class type data)))
|
||
entries))))
|
||
|
||
(define (serialize-zone-file zone domain)
|
||
(computed-file (string-append domain ".zone")
|
||
#~(begin
|
||
(call-with-output-file #$output
|
||
(lambda (port)
|
||
(format port "$ORIGIN ~a.\n"
|
||
#$(zone-file-origin zone))
|
||
(format port "@ IN SOA ~a ~a (~a ~a ~a ~a ~a)\n"
|
||
#$(zone-file-ns zone)
|
||
#$(zone-file-mail zone)
|
||
#$(zone-file-serial zone)
|
||
#$(zone-file-refresh zone)
|
||
#$(zone-file-retry zone)
|
||
#$(zone-file-expiry zone)
|
||
#$(zone-file-nx zone))
|
||
(format port "~a\n"
|
||
#$(serialize-zone-entries (zone-file-entries zone))))))))
|
||
|
||
(define (knot-zone-config zone)
|
||
(let ((content (knot-zone-configuration-zone zone)))
|
||
#~(with-output-to-string
|
||
(lambda ()
|
||
(let ((domain #$(knot-zone-configuration-domain zone))
|
||
(file #$(knot-zone-configuration-file zone))
|
||
(master (list #$@(knot-zone-configuration-master zone)))
|
||
(ddns-master #$(knot-zone-configuration-ddns-master zone))
|
||
(notify (list #$@(knot-zone-configuration-notify zone)))
|
||
(acl (list #$@(knot-zone-configuration-acl zone)))
|
||
(semantic-checks? #$(knot-zone-configuration-semantic-checks? zone))
|
||
(zonefile-sync #$(knot-zone-configuration-zonefile-sync zone))
|
||
(zonefile-load '#$(knot-zone-configuration-zonefile-load zone))
|
||
(journal-content #$(knot-zone-configuration-journal-content zone))
|
||
(max-journal-usage #$(knot-zone-configuration-max-journal-usage zone))
|
||
(max-journal-depth #$(knot-zone-configuration-max-journal-depth zone))
|
||
(max-zone-size #$(knot-zone-configuration-max-zone-size zone))
|
||
(dnssec-policy #$(knot-zone-configuration-dnssec-policy zone))
|
||
(serial-policy '#$(knot-zone-configuration-serial-policy zone)))
|
||
(format #t " - domain: ~a\n" domain)
|
||
(if (eq? master '())
|
||
;; This server is a master
|
||
(if (equal? file "")
|
||
(format #t " file: ~a\n"
|
||
#$(serialize-zone-file content
|
||
(knot-zone-configuration-domain zone)))
|
||
(format #t " file: ~a\n" file))
|
||
;; This server is a slave (has masters)
|
||
(begin
|
||
(format #t " master: ~a\n"
|
||
#$(format-string-list
|
||
(knot-zone-configuration-master zone)))
|
||
(if ddns-master (format #t " ddns-master ~a\n" ddns-master))))
|
||
(unless (eq? notify '())
|
||
(format #t " notify: ~a\n"
|
||
#$(format-string-list
|
||
(knot-zone-configuration-notify zone))))
|
||
(unless (eq? acl '())
|
||
(format #t " acl: ~a\n"
|
||
#$(format-string-list
|
||
(knot-zone-configuration-acl zone))))
|
||
(format #t " semantic-checks: ~a\n" (if semantic-checks? "on" "off"))
|
||
(if zonefile-sync
|
||
(format #t " zonefile-sync: ~a\n" zonefile-sync))
|
||
(if zonefile-load
|
||
(format #t " zonefile-load: ~a\n"
|
||
(symbol->string zonefile-load)))
|
||
(if journal-content
|
||
(format #t " journal-content: ~a\n"
|
||
(symbol->string journal-content)))
|
||
(if max-journal-usage
|
||
(format #t " max-journal-usage: ~a\n" max-journal-usage))
|
||
(if max-journal-depth
|
||
(format #t " max-journal-depth: ~a\n" max-journal-depth))
|
||
(if max-zone-size
|
||
(format #t " max-zone-size: ~a\n" max-zone-size))
|
||
(if dnssec-policy
|
||
(begin
|
||
(format #t " dnssec-signing: on\n")
|
||
(format #t " dnssec-policy: ~a\n" dnssec-policy)))
|
||
(format #t " serial-policy: ~a\n"
|
||
(symbol->string serial-policy)))))))
|
||
|
||
(define (knot-config-file config)
|
||
(verify-knot-configuration config)
|
||
(computed-file "knot.conf"
|
||
#~(begin
|
||
(call-with-output-file #$output
|
||
(lambda (port)
|
||
(for-each (lambda (inc)
|
||
(format port "include: ~a\n" inc))
|
||
'#$(knot-configuration-includes config))
|
||
(format port "server:\n")
|
||
(format port " rundir: ~a\n" #$(knot-configuration-run-directory config))
|
||
(format port " user: knot\n")
|
||
(format port " listen: ~a@~a\n"
|
||
#$(knot-configuration-listen-v4 config)
|
||
#$(knot-configuration-listen-port config))
|
||
(format port " listen: ~a@~a\n"
|
||
#$(knot-configuration-listen-v6 config)
|
||
#$(knot-configuration-listen-port config))
|
||
(format port "\nkey:\n")
|
||
(format port #$(knot-key-config (knot-configuration-keys config)))
|
||
(format port "\nkeystore:\n")
|
||
(format port #$(knot-keystore-config (knot-configuration-keystores config)))
|
||
(format port "\nacl:\n")
|
||
(format port #$(knot-acl-config (knot-configuration-acls config)))
|
||
(format port "\nremote:\n")
|
||
(format port #$(knot-remote-config (knot-configuration-remotes config)))
|
||
(format port "\npolicy:\n")
|
||
(format port #$(knot-policy-config (knot-configuration-policies config)))
|
||
(unless #$(eq? (knot-configuration-zones config) '())
|
||
(format port "\nzone:\n")
|
||
(format port "~a\n"
|
||
(string-concatenate
|
||
(list #$@(map knot-zone-config
|
||
(knot-configuration-zones config)))))))))))
|
||
|
||
(define %knot-accounts
|
||
(list (user-group (name "knot") (system? #t))
|
||
(user-account
|
||
(name "knot")
|
||
(group "knot")
|
||
(system? #t)
|
||
(comment "knot dns server user")
|
||
(home-directory "/var/empty")
|
||
(shell (file-append shadow "/sbin/nologin")))))
|
||
|
||
(define (knot-activation config)
|
||
(with-imported-modules (source-module-closure '((gnu build activation)))
|
||
#~(begin
|
||
(use-modules (gnu build activation))
|
||
(mkdir-p/perms #$(knot-configuration-run-directory config)
|
||
(getpwnam "knot") #o755)
|
||
(mkdir-p/perms "/var/lib/knot" (getpwnam "knot") #o755)
|
||
(mkdir-p/perms "/var/lib/knot/keys" (getpwnam "knot") #o755)
|
||
(mkdir-p/perms "/var/lib/knot/keys/keys" (getpwnam "knot") #o755))))
|
||
|
||
(define (knot-shepherd-service config)
|
||
(let* ((config-file (knot-config-file config))
|
||
(knot (knot-configuration-knot config)))
|
||
(list (shepherd-service
|
||
(documentation "Run the Knot DNS daemon.")
|
||
(provision '(knot dns))
|
||
(requirement '(networking))
|
||
(actions (list (shepherd-configuration-action config-file)))
|
||
(start #~(make-forkexec-constructor
|
||
(list (string-append #$knot "/sbin/knotd")
|
||
"-c" #$config-file)))
|
||
(stop #~(make-kill-destructor))))))
|
||
|
||
(define knot-service-type
|
||
(service-type (name 'knot)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
knot-shepherd-service)
|
||
(service-extension activation-service-type
|
||
knot-activation)
|
||
(service-extension account-service-type
|
||
(const %knot-accounts))))
|
||
(description
|
||
"Run @uref{https://www.knot-dns.cz/, Knot}, an authoritative
|
||
name server for the @acronym{DNS, Domain Name System}.")))
|
||
|
||
|
||
;;;
|
||
;;; Knot Resolver.
|
||
;;;
|
||
|
||
(define-record-type* <knot-resolver-configuration>
|
||
knot-resolver-configuration
|
||
make-knot-resolver-configuration
|
||
knot-resolver-configuration?
|
||
(package knot-resolver-configuration-package
|
||
(default knot-resolver))
|
||
(kresd-config-file knot-resolver-kresd-config-file
|
||
(default %kresd.conf))
|
||
(garbage-collection-interval knot-resolver-garbage-collection-interval
|
||
(default 1000)))
|
||
|
||
(define %kresd.conf
|
||
(plain-file "kresd.conf" "-- -*- mode: lua -*-
|
||
trust_anchors.add_file('/var/cache/knot-resolver/root.keys')
|
||
net = { '127.0.0.1', '::1' }
|
||
user('knot-resolver', 'knot-resolver')
|
||
modules = { 'hints > iterate', 'stats', 'predict' }
|
||
cache.size = 100 * MB
|
||
"))
|
||
|
||
(define %knot-resolver-accounts
|
||
(list (user-group
|
||
(name "knot-resolver")
|
||
(system? #t))
|
||
(user-account
|
||
(name "knot-resolver")
|
||
(group "knot-resolver")
|
||
(system? #t)
|
||
(home-directory "/var/cache/knot-resolver")
|
||
(shell (file-append shadow "/sbin/nologin")))))
|
||
|
||
(define (knot-resolver-activation config)
|
||
#~(begin
|
||
(use-modules (guix build utils))
|
||
(let ((rundir "/var/cache/knot-resolver")
|
||
(owner (getpwnam "knot-resolver")))
|
||
(mkdir-p rundir)
|
||
(chown rundir (passwd:uid owner) (passwd:gid owner)))))
|
||
|
||
(define knot-resolver-shepherd-services
|
||
(match-lambda
|
||
(($ <knot-resolver-configuration> package
|
||
kresd-config-file
|
||
garbage-collection-interval)
|
||
(list
|
||
(shepherd-service
|
||
(provision '(kresd))
|
||
(requirement '(networking))
|
||
(documentation "Run the Knot Resolver daemon.")
|
||
(start #~(make-forkexec-constructor
|
||
'(#$(file-append package "/sbin/kresd")
|
||
"-c" #$kresd-config-file "-n"
|
||
"/var/cache/knot-resolver")))
|
||
(stop #~(make-kill-destructor)))
|
||
(shepherd-service
|
||
(provision '(kres-cache-gc))
|
||
(requirement '(user-processes))
|
||
(documentation "Run the Knot Resolver Garbage Collector daemon.")
|
||
(start #~(make-forkexec-constructor
|
||
'(#$(file-append package "/sbin/kres-cache-gc")
|
||
"-d" #$(number->string garbage-collection-interval)
|
||
"-c" "/var/cache/knot-resolver")
|
||
#:user "knot-resolver"
|
||
#:group "knot-resolver"))
|
||
(stop #~(make-kill-destructor)))))))
|
||
|
||
(define knot-resolver-service-type
|
||
(service-type
|
||
(name 'knot-resolver)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
knot-resolver-shepherd-services)
|
||
(service-extension activation-service-type
|
||
knot-resolver-activation)
|
||
(service-extension account-service-type
|
||
(const %knot-resolver-accounts))))
|
||
(default-value (knot-resolver-configuration))
|
||
(description "Run the Knot DNS Resolver.")))
|
||
|
||
|
||
;;;
|
||
;;; Dnsmasq.
|
||
;;;
|
||
|
||
(define-record-type* <dnsmasq-configuration>
|
||
dnsmasq-configuration make-dnsmasq-configuration
|
||
dnsmasq-configuration?
|
||
(package dnsmasq-configuration-package
|
||
(default dnsmasq)) ;file-like
|
||
(no-hosts? dnsmasq-configuration-no-hosts?
|
||
(default #f)) ;boolean
|
||
(port dnsmasq-configuration-port
|
||
(default 53)) ;integer
|
||
(local-service? dnsmasq-configuration-local-service?
|
||
(default #t)) ;boolean
|
||
(listen-addresses dnsmasq-configuration-listen-address
|
||
(default '())) ;list of string
|
||
(resolv-file dnsmasq-configuration-resolv-file
|
||
(default "/etc/resolv.conf")) ;string
|
||
(no-resolv? dnsmasq-configuration-no-resolv?
|
||
(default #f)) ;boolean
|
||
(forward-private-reverse-lookup?
|
||
dnsmasq-configuration-forward-private-reverse-lookup?
|
||
(default #t)) ;boolean
|
||
(query-servers-in-order?
|
||
dnsmasq-configuration-query-servers-in-order?
|
||
(default #f)) ;boolean
|
||
(servers dnsmasq-configuration-servers
|
||
(default '())) ;list of string
|
||
(servers-file dnsmasq-configuration-servers-file
|
||
(default #f)) ;string|file-like
|
||
(addresses dnsmasq-configuration-addresses
|
||
(default '())) ;list of string
|
||
(cache-size dnsmasq-configuration-cache-size
|
||
(default 150)) ;integer
|
||
(negative-cache? dnsmasq-configuration-negative-cache?
|
||
(default #t)) ;boolean
|
||
(cpe-id dnsmasq-configuration-cpe-id
|
||
(default #f)) ;string
|
||
(tftp-enable? dnsmasq-configuration-tftp-enable?
|
||
(default #f)) ;boolean
|
||
(tftp-no-fail? dnsmasq-configuration-tftp-no-fail?
|
||
(default #f)) ;boolean
|
||
(tftp-single-port? dnsmasq-configuration-tftp-single-port?
|
||
(default #f)) ;boolean
|
||
(tftp-secure? dnsmasq-tftp-secure?
|
||
(default #f)) ;boolean
|
||
(tftp-max dnsmasq-tftp-max
|
||
(default #f)) ;integer
|
||
(tftp-mtu dnsmasq-tftp-mtu
|
||
(default #f)) ;integer
|
||
(tftp-no-blocksize? dnsmasq-tftp-no-blocksize?
|
||
(default #f)) ;boolean
|
||
(tftp-lowercase? dnsmasq-tftp-lowercase?
|
||
(default #f)) ;boolean
|
||
(tftp-port-range dnsmasq-tftp-port-range
|
||
(default #f)) ;string
|
||
(tftp-root dnsmasq-tftp-root
|
||
(default "/var/empty,lo")) ;string
|
||
(tftp-unique-root dnsmasq-tftp-unique-root
|
||
(default #f))) ;"" or "ip" or "mac"
|
||
|
||
(define (dnsmasq-shepherd-service config)
|
||
(match-record config <dnsmasq-configuration>
|
||
(package
|
||
no-hosts?
|
||
port local-service? listen-addresses
|
||
resolv-file no-resolv?
|
||
forward-private-reverse-lookup? query-servers-in-order?
|
||
servers addresses servers-file
|
||
cache-size negative-cache?
|
||
cpe-id
|
||
tftp-enable? tftp-no-fail?
|
||
tftp-single-port? tftp-secure?
|
||
tftp-max tftp-mtu tftp-no-blocksize?
|
||
tftp-lowercase? tftp-port-range
|
||
tftp-root tftp-unique-root)
|
||
(shepherd-service
|
||
(provision '(dnsmasq))
|
||
(requirement '(networking))
|
||
(documentation "Run the dnsmasq DNS server.")
|
||
(start #~(make-forkexec-constructor
|
||
(list
|
||
#$(file-append package "/sbin/dnsmasq")
|
||
"--keep-in-foreground"
|
||
"--pid-file=/run/dnsmasq.pid"
|
||
#$@(if no-hosts?
|
||
'("--no-hosts")
|
||
'())
|
||
#$(format #f "--port=~a" port)
|
||
#$@(if local-service?
|
||
'("--local-service")
|
||
'())
|
||
#$@(map (cut format #f "--listen-address=~a" <>)
|
||
listen-addresses)
|
||
#$(format #f "--resolv-file=~a" resolv-file)
|
||
#$@(if no-resolv?
|
||
'("--no-resolv")
|
||
'())
|
||
#$@(if forward-private-reverse-lookup?
|
||
'()
|
||
'("--bogus-priv"))
|
||
#$@(if query-servers-in-order?
|
||
'("--strict-order")
|
||
'())
|
||
#$@(if servers-file
|
||
(list #~(string-append "--servers-file=" #$servers-file))
|
||
'())
|
||
#$@(map (cut format #f "--server=~a" <>)
|
||
servers)
|
||
#$@(map (cut format #f "--address=~a" <>)
|
||
addresses)
|
||
#$(format #f "--cache-size=~a" cache-size)
|
||
#$@(if negative-cache?
|
||
'()
|
||
'("--no-negcache"))
|
||
#$@(if cpe-id
|
||
(list (format #f "--add-cpe-id=~a" cpe-id))
|
||
'())
|
||
#$@(if tftp-enable?
|
||
'("--enable-tftp")
|
||
'())
|
||
#$@(if tftp-no-fail?
|
||
'("--tftp-no-fail")
|
||
'())
|
||
#$@(if tftp-single-port?
|
||
'("--tftp-single-port")
|
||
'())
|
||
#$@(if tftp-secure?
|
||
'("--tftp-secure")
|
||
'())
|
||
#$@(if tftp-max
|
||
(list (format #f "--tftp-max=~a" tftp-max))
|
||
'())
|
||
#$@(if tftp-mtu
|
||
(list (format #f "--tftp-mtu=~a" tftp-mtu))
|
||
'())
|
||
#$@(if tftp-no-blocksize?
|
||
'("--tftp-no-blocksize")
|
||
'())
|
||
#$@(if tftp-lowercase?
|
||
'("--tftp-lowercase")
|
||
'())
|
||
#$@(if tftp-port-range
|
||
(list (format #f "--tftp-port-range=~a"
|
||
tftp-port-range))
|
||
'())
|
||
#$@(if tftp-root
|
||
(list (format #f "--tftp-root=~a" tftp-root))
|
||
'())
|
||
#$@(if tftp-unique-root
|
||
(list
|
||
(if (> (length tftp-unique-root) 0)
|
||
(format #f "--tftp-unique-root=~a" tftp-unique-root)
|
||
(format #f "--tftp-unique-root")))
|
||
'()))
|
||
#:pid-file "/run/dnsmasq.pid"))
|
||
(stop #~(make-kill-destructor)))))
|
||
|
||
(define (dnsmasq-activation config)
|
||
#~(begin
|
||
(use-modules (guix build utils))
|
||
;; create directory to store dnsmasq lease file
|
||
(mkdir-p "/var/lib/misc")))
|
||
|
||
(define dnsmasq-service-type
|
||
(service-type
|
||
(name 'dnsmasq)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
(compose list dnsmasq-shepherd-service))
|
||
(service-extension activation-service-type
|
||
dnsmasq-activation)))
|
||
(default-value (dnsmasq-configuration))
|
||
(description "Run the dnsmasq DNS server.")))
|