mirror of
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37af37dcc9
* gnu/services/messaging.scm (bitlbee-service): Mark as deprecated. * doc/guix.texi (Messaging Services): Document 'bitlbee-service-type' and 'bitlbee-configuration'. Remove 'bitlbee-service'.
868 lines
33 KiB
Scheme
868 lines
33 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2017 Clément Lassieur <clement@lassieur.org>
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;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
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;;; Copyright © 2015, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
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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 messaging)
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#:use-module (gnu packages messaging)
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#:use-module (gnu packages admin)
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#:use-module (gnu services)
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#:use-module (gnu services shepherd)
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#:use-module (gnu services configuration)
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#:use-module (gnu system shadow)
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#:use-module (guix gexp)
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#:use-module (guix modules)
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#:use-module (guix records)
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#:use-module (guix packages)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-35)
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#:use-module (ice-9 match)
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#:export (prosody-service-type
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prosody-configuration
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opaque-prosody-configuration
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virtualhost-configuration
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int-component-configuration
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ext-component-configuration
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mod-muc-configuration
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ssl-configuration
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%default-modules-enabled
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prosody-configuration-pidfile
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bitlbee-configuration
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bitlbee-configuration?
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bitlbee-service
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bitlbee-service-type))
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;;; Commentary:
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;;;
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;;; Messaging services.
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;;;
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;;; Code:
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(define-syntax define-all-configurations
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(lambda (stx)
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(define-syntax-rule (id ctx parts ...)
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"Assemble PARTS into a raw (unhygienic) identifier."
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(datum->syntax ctx (symbol-append (syntax->datum parts) ...)))
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(define (make-pred arg)
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(lambda (field target)
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(and (memq (syntax->datum target) `(common ,arg)) field)))
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(syntax-case stx ()
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((_ stem (field (field-type def) doc target) ...)
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(with-syntax (((new-field-type ...)
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(map (lambda (field-type target)
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(if (and (eq? 'common (syntax->datum target))
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(not (string-prefix?
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"maybe-"
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(symbol->string
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(syntax->datum field-type)))))
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(id #'stem #'maybe- field-type) field-type))
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#'(field-type ...) #'(target ...)))
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((new-def ...)
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(map (lambda (def target)
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(if (eq? 'common (syntax->datum target))
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#''disabled def))
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#'(def ...) #'(target ...)))
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((new-doc ...)
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(map (lambda (doc target)
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(if (eq? 'common (syntax->datum target))
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"" doc))
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#'(doc ...) #'(target ...))))
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#`(begin
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(define #,(id #'stem #'common-fields)
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'(#,@(filter-map (make-pred #f) #'(field ...) #'(target ...))))
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(define-configuration #,(id #'stem #'prosody-configuration)
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#,@(filter-map (make-pred 'global)
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#'((field (field-type def) doc) ...)
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#'(target ...)))
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(define-configuration #,(id #'stem #'virtualhost-configuration)
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#,@(filter-map (make-pred 'virtualhost)
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#'((field (new-field-type new-def) new-doc) ...)
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#'(target ...)))
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(define-configuration #,(id #'stem #'int-component-configuration)
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#,@(filter-map (make-pred 'int-component)
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#'((field (new-field-type new-def) new-doc) ...)
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#'(target ...)))
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(define-configuration #,(id #'stem #'ext-component-configuration)
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#,@(filter-map (make-pred 'ext-component)
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#'((field (new-field-type new-def) new-doc) ...)
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#'(target ...)))))))))
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(define (uglify-field-name field-name)
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(let ((str (symbol->string field-name)))
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(string-join (string-split (if (string-suffix? "?" str)
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(substring str 0 (1- (string-length str)))
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str)
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#\-)
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"_")))
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(define (serialize-field field-name val)
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(format #t "~a = ~a;\n" (uglify-field-name field-name) val))
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(define (serialize-field-list field-name val)
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(serialize-field field-name
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(with-output-to-string
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(lambda ()
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(format #t "{\n")
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(for-each (lambda (x)
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(format #t "~a;\n" x))
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val)
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(format #t "}")))))
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(define (serialize-boolean field-name val)
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(serialize-field field-name (if val "true" "false")))
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(define-maybe boolean)
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(define (string-or-boolean? val)
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(or (string? val) (boolean? val)))
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(define (serialize-string-or-boolean field-name val)
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(if (string? val)
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(serialize-string field-name val)
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(serialize-boolean field-name val)))
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(define (non-negative-integer? val)
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(and (exact-integer? val) (not (negative? val))))
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(define (serialize-non-negative-integer field-name val)
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(serialize-field field-name val))
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(define-maybe non-negative-integer)
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(define (non-negative-integer-list? val)
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(and (list? val) (and-map non-negative-integer? val)))
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(define (serialize-non-negative-integer-list field-name val)
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(serialize-field-list field-name val))
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(define-maybe non-negative-integer-list)
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(define (enclose-quotes s)
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(format #f "\"~a\"" s))
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(define (serialize-string field-name val)
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(serialize-field field-name (enclose-quotes val)))
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(define-maybe string)
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(define (string-list? val)
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(and (list? val)
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(and-map (lambda (x)
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(and (string? x) (not (string-index x #\,))))
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val)))
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(define (serialize-string-list field-name val)
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(serialize-field-list field-name (map enclose-quotes val)))
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(define-maybe string-list)
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(define (module-list? val)
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(string-list? val))
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(define (serialize-module-list field-name val)
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(serialize-string-list field-name val))
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(define-maybe module-list)
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(define (file-name? val)
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(and (string? val)
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(string-prefix? "/" val)))
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(define (serialize-file-name field-name val)
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(serialize-string field-name val))
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(define-maybe file-name)
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(define (file-name-list? val)
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(and (list? val) (and-map file-name? val)))
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(define (serialize-file-name-list field-name val)
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(serialize-string-list field-name val))
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(define-maybe file-name)
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(define (raw-content? val)
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(not (eq? val 'disabled)))
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(define (serialize-raw-content field-name val)
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(format #t "~a" val))
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(define-maybe raw-content)
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(define-configuration mod-muc-configuration
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(name
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(string "Prosody Chatrooms")
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"The name to return in service discovery responses.")
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(restrict-room-creation
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(string-or-boolean #f)
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"If @samp{#t}, this will only allow admins to create new chatrooms.
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Otherwise anyone can create a room. The value @samp{\"local\"} restricts room
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creation to users on the service's parent domain. E.g. @samp{user@@example.com}
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can create rooms on @samp{rooms.example.com}. The value @samp{\"admin\"}
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restricts to service administrators only.")
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(max-history-messages
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(non-negative-integer 20)
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"Maximum number of history messages that will be sent to the member that has
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just joined the room."))
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(define (serialize-mod-muc-configuration field-name val)
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(serialize-configuration val mod-muc-configuration-fields))
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(define-maybe mod-muc-configuration)
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(define-configuration ssl-configuration
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(protocol
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(maybe-string 'disabled)
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"This determines what handshake to use.")
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(key
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(maybe-file-name 'disabled)
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"Path to your private key file.")
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(certificate
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(maybe-file-name 'disabled)
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"Path to your certificate file.")
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(capath
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(file-name "/etc/ssl/certs")
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"Path to directory containing root certificates that you wish Prosody to
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trust when verifying the certificates of remote servers.")
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(cafile
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(maybe-file-name 'disabled)
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"Path to a file containing root certificates that you wish Prosody to trust.
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Similar to @code{capath} but with all certificates concatenated together.")
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(verify
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(maybe-string-list 'disabled)
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"A list of verification options (these mostly map to OpenSSL's
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@code{set_verify()} flags).")
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(options
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(maybe-string-list 'disabled)
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"A list of general options relating to SSL/TLS. These map to OpenSSL's
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@code{set_options()}. For a full list of options available in LuaSec, see the
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LuaSec source.")
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(depth
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(maybe-non-negative-integer 'disabled)
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"How long a chain of certificate authorities to check when looking for a
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trusted root certificate.")
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(ciphers
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(maybe-string 'disabled)
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"An OpenSSL cipher string. This selects what ciphers Prosody will offer to
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clients, and in what order.")
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(dhparam
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(maybe-file-name 'disabled)
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"A path to a file containing parameters for Diffie-Hellman key exchange. You
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can create such a file with:
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@code{openssl dhparam -out /etc/prosody/certs/dh-2048.pem 2048}")
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(curve
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(maybe-string 'disabled)
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"Curve for Elliptic curve Diffie-Hellman. Prosody's default is
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@samp{\"secp384r1\"}.")
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(verifyext
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(maybe-string-list 'disabled)
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"A list of \"extra\" verification options.")
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(password
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(maybe-string 'disabled)
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"Password for encrypted private keys."))
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(define (serialize-ssl-configuration field-name val)
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(format #t "ssl = {\n")
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(serialize-configuration val ssl-configuration-fields)
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(format #t "};\n"))
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(define-maybe ssl-configuration)
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(define %default-modules-enabled
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'("roster"
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"saslauth"
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"tls"
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"dialback"
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"disco"
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"carbons"
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"private"
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"blocklist"
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"vcard"
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"version"
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"uptime"
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"time"
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"ping"
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"pep"
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"register"
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"admin_adhoc"))
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;; Guile bug. Use begin wrapper, because otherwise virtualhost-configuration
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;; is assumed to be a function. See
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;; https://www.gnu.org/software/guile/manual/html_node/R6RS-Incompatibilities.html
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(begin
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(define (virtualhost-configuration-list? val)
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(and (list? val) (and-map virtualhost-configuration? val)))
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(define (serialize-virtualhost-configuration-list l)
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(for-each
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(lambda (val) (serialize-virtualhost-configuration val)) l))
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(define (int-component-configuration-list? val)
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(and (list? val) (and-map int-component-configuration? val)))
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(define (serialize-int-component-configuration-list l)
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(for-each
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(lambda (val) (serialize-int-component-configuration val)) l))
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(define (ext-component-configuration-list? val)
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(and (list? val) (and-map ext-component-configuration? val)))
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(define (serialize-ext-component-configuration-list l)
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(for-each
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(lambda (val) (serialize-ext-component-configuration val)) l))
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(define-all-configurations prosody-configuration
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(prosody
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(package prosody)
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"The Prosody package."
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global)
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(data-path
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(file-name "/var/lib/prosody")
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"Location of the Prosody data storage directory. See
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@url{https://prosody.im/doc/configure}."
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global)
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(plugin-paths
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(file-name-list '())
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"Additional plugin directories. They are searched in all the specified
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paths in order. See @url{https://prosody.im/doc/plugins_directory}."
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global)
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(certificates
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(file-name "/etc/prosody/certs")
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"Every virtual host and component needs a certificate so that clients and
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servers can securely verify its identity. Prosody will automatically load
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certificates/keys from the directory specified here."
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global)
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(admins
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(string-list '())
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"This is a list of accounts that are admins for the server. Note that you
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must create the accounts separately. See @url{https://prosody.im/doc/admins} and
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@url{https://prosody.im/doc/creating_accounts}.
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Example: @code{(admins '(\"user1@@example.com\" \"user2@@example.net\"))}"
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common)
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(use-libevent?
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(boolean #f)
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"Enable use of libevent for better performance under high load. See
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@url{https://prosody.im/doc/libevent}."
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common)
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(modules-enabled
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(module-list %default-modules-enabled)
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"This is the list of modules Prosody will load on startup. It looks for
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@code{mod_modulename.lua} in the plugins folder, so make sure that exists too.
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Documentation on modules can be found at:
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@url{https://prosody.im/doc/modules}."
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common)
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(modules-disabled
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(string-list '())
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"@samp{\"offline\"}, @samp{\"c2s\"} and @samp{\"s2s\"} are auto-loaded, but
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should you want to disable them then add them to this list."
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common)
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(groups-file
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(file-name "/var/lib/prosody/sharedgroups.txt")
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"Path to a text file where the shared groups are defined. If this path is
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empty then @samp{mod_groups} does nothing. See
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@url{https://prosody.im/doc/modules/mod_groups}."
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common)
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(allow-registration?
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(boolean #f)
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"Disable account creation by default, for security. See
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@url{https://prosody.im/doc/creating_accounts}."
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common)
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(ssl
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(maybe-ssl-configuration (ssl-configuration))
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"These are the SSL/TLS-related settings. Most of them are disabled so to
|
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use Prosody's defaults. If you do not completely understand these options, do
|
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not add them to your config, it is easy to lower the security of your server
|
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using them. See @url{https://prosody.im/doc/advanced_ssl_config}."
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common)
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(c2s-require-encryption?
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(boolean #f)
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"Whether to force all client-to-server connections to be encrypted or not.
|
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See @url{https://prosody.im/doc/modules/mod_tls}."
|
||
common)
|
||
|
||
(disable-sasl-mechanisms
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||
(string-list '("DIGEST-MD5"))
|
||
"Set of mechanisms that will never be offered. See
|
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@url{https://prosody.im/doc/modules/mod_saslauth}."
|
||
common)
|
||
|
||
(s2s-require-encryption?
|
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(boolean #f)
|
||
"Whether to force all server-to-server connections to be encrypted or not.
|
||
See @url{https://prosody.im/doc/modules/mod_tls}."
|
||
common)
|
||
|
||
(s2s-secure-auth?
|
||
(boolean #f)
|
||
"Whether to require encryption and certificate authentication. This
|
||
provides ideal security, but requires servers you communicate with to support
|
||
encryption AND present valid, trusted certificates. See
|
||
@url{https://prosody.im/doc/s2s#security}."
|
||
common)
|
||
|
||
(s2s-insecure-domains
|
||
(string-list '())
|
||
"Many servers don't support encryption or have invalid or self-signed
|
||
certificates. You can list domains here that will not be required to
|
||
authenticate using certificates. They will be authenticated using DNS. See
|
||
@url{https://prosody.im/doc/s2s#security}."
|
||
common)
|
||
|
||
(s2s-secure-domains
|
||
(string-list '())
|
||
"Even if you leave @code{s2s-secure-auth?} disabled, you can still require
|
||
valid certificates for some domains by specifying a list here. See
|
||
@url{https://prosody.im/doc/s2s#security}."
|
||
common)
|
||
|
||
(authentication
|
||
(string "internal_plain")
|
||
"Select the authentication backend to use. The default provider stores
|
||
passwords in plaintext and uses Prosody's configured data storage to store the
|
||
authentication data. If you do not trust your server please see
|
||
@url{https://prosody.im/doc/modules/mod_auth_internal_hashed} for information
|
||
about using the hashed backend. See also
|
||
@url{https://prosody.im/doc/authentication}"
|
||
common)
|
||
|
||
;; TODO: Handle more complicated log structures.
|
||
(log
|
||
(maybe-string "*syslog")
|
||
"Set logging options. Advanced logging configuration is not yet supported
|
||
by the GuixSD Prosody Service. See @url{https://prosody.im/doc/logging}."
|
||
common)
|
||
|
||
(pidfile
|
||
(file-name "/var/run/prosody/prosody.pid")
|
||
"File to write pid in. See @url{https://prosody.im/doc/modules/mod_posix}."
|
||
global)
|
||
|
||
(http-max-content-size
|
||
(maybe-non-negative-integer 'disabled)
|
||
"Maximum allowed size of the HTTP body (in bytes)."
|
||
common)
|
||
|
||
(http-external-url
|
||
(maybe-string 'disabled)
|
||
"Some modules expose their own URL in various ways. This URL is built
|
||
from the protocol, host and port used. If Prosody sits behind a proxy, the
|
||
public URL will be @code{http-external-url} instead. See
|
||
@url{https://prosody.im/doc/http#external_url}."
|
||
common)
|
||
|
||
(virtualhosts
|
||
(virtualhost-configuration-list
|
||
(list (virtualhost-configuration
|
||
(domain "localhost"))))
|
||
"A host in Prosody is a domain on which user accounts can be created. For
|
||
example if you want your users to have addresses like
|
||
@samp{\"john.smith@@example.com\"} then you need to add a host
|
||
@samp{\"example.com\"}. All options in this list will apply only to this host.
|
||
|
||
Note: the name \"virtual\" host is used in configuration to avoid confusion with
|
||
the actual physical host that Prosody is installed on. A single Prosody
|
||
instance can serve many domains, each one defined as a VirtualHost entry in
|
||
Prosody's configuration. Conversely a server that hosts a single domain would
|
||
have just one VirtualHost entry.
|
||
|
||
See @url{https://prosody.im/doc/configure#virtual_host_settings}."
|
||
global)
|
||
|
||
(int-components
|
||
(int-component-configuration-list '())
|
||
"Components are extra services on a server which are available to clients,
|
||
usually on a subdomain of the main server (such as
|
||
@samp{\"mycomponent.example.com\"}). Example components might be chatroom
|
||
servers, user directories, or gateways to other protocols.
|
||
|
||
Internal components are implemented with Prosody-specific plugins. To add an
|
||
internal component, you simply fill the hostname field, and the plugin you wish
|
||
to use for the component.
|
||
|
||
See @url{https://prosody.im/doc/components}."
|
||
global)
|
||
|
||
(ext-components
|
||
(ext-component-configuration-list '())
|
||
"External components use XEP-0114, which most standalone components
|
||
support. To add an external component, you simply fill the hostname field. See
|
||
@url{https://prosody.im/doc/components}."
|
||
global)
|
||
|
||
(component-secret
|
||
(string (configuration-missing-field 'ext-component 'component-secret))
|
||
"Password which the component will use to log in."
|
||
ext-component)
|
||
|
||
(component-ports
|
||
(non-negative-integer-list '(5347))
|
||
"Port(s) Prosody listens on for component connections."
|
||
global)
|
||
|
||
(component-interface
|
||
(string "127.0.0.1")
|
||
"Interface Prosody listens on for component connections."
|
||
global)
|
||
|
||
(domain
|
||
(string (configuration-missing-field 'virtualhost 'domain))
|
||
"Domain you wish Prosody to serve."
|
||
virtualhost)
|
||
|
||
(hostname
|
||
(string (configuration-missing-field 'int-component 'hostname))
|
||
"Hostname of the component."
|
||
int-component)
|
||
|
||
(plugin
|
||
(string (configuration-missing-field 'int-component 'plugin))
|
||
"Plugin you wish to use for the component."
|
||
int-component)
|
||
|
||
(mod-muc
|
||
(maybe-mod-muc-configuration 'disabled)
|
||
"Multi-user chat (MUC) is Prosody's module for allowing you to create
|
||
hosted chatrooms/conferences for XMPP users.
|
||
|
||
General information on setting up and using multi-user chatrooms can be found
|
||
in the \"Chatrooms\" documentation (@url{https://prosody.im/doc/chatrooms}),
|
||
which you should read if you are new to XMPP chatrooms.
|
||
|
||
See also @url{https://prosody.im/doc/modules/mod_muc}."
|
||
int-component)
|
||
|
||
(hostname
|
||
(string (configuration-missing-field 'ext-component 'hostname))
|
||
"Hostname of the component."
|
||
ext-component)
|
||
|
||
(raw-content
|
||
(maybe-raw-content 'disabled)
|
||
"Raw content that will be added to the configuration file."
|
||
common)))
|
||
|
||
;; Serialize Virtualhost line first.
|
||
(define (serialize-virtualhost-configuration config)
|
||
(define (rest? field)
|
||
(not (memq (configuration-field-name field)
|
||
'(domain))))
|
||
(let ((domain (virtualhost-configuration-domain config))
|
||
(rest (filter rest? virtualhost-configuration-fields)))
|
||
(format #t "VirtualHost \"~a\"\n" domain)
|
||
(serialize-configuration config rest)))
|
||
|
||
;; Serialize Component line first.
|
||
(define (serialize-int-component-configuration config)
|
||
(define (rest? field)
|
||
(not (memq (configuration-field-name field)
|
||
'(hostname plugin))))
|
||
(let ((hostname (int-component-configuration-hostname config))
|
||
(plugin (int-component-configuration-plugin config))
|
||
(rest (filter rest? int-component-configuration-fields)))
|
||
(format #t "Component \"~a\" \"~a\"\n" hostname plugin)
|
||
(serialize-configuration config rest)))
|
||
|
||
;; Serialize Component line first.
|
||
(define (serialize-ext-component-configuration config)
|
||
(define (rest? field)
|
||
(not (memq (configuration-field-name field)
|
||
'(hostname))))
|
||
(let ((hostname (ext-component-configuration-hostname config))
|
||
(rest (filter rest? ext-component-configuration-fields)))
|
||
(format #t "Component \"~a\"\n" hostname)
|
||
(serialize-configuration config rest)))
|
||
|
||
;; Serialize virtualhosts and components last.
|
||
(define (serialize-prosody-configuration config)
|
||
(define (rest? field)
|
||
(not (memq (configuration-field-name field)
|
||
'(virtualhosts int-components ext-components))))
|
||
(let ((rest (filter rest? prosody-configuration-fields)))
|
||
(serialize-configuration config rest))
|
||
(serialize-virtualhost-configuration-list
|
||
(prosody-configuration-virtualhosts config))
|
||
(serialize-int-component-configuration-list
|
||
(prosody-configuration-int-components config))
|
||
(serialize-ext-component-configuration-list
|
||
(prosody-configuration-ext-components config)))
|
||
|
||
(define-configuration opaque-prosody-configuration
|
||
(prosody
|
||
(package prosody)
|
||
"The prosody package.")
|
||
|
||
(prosody.cfg.lua
|
||
(string (configuration-missing-field 'opaque-prosody-configuration
|
||
'prosody.cfg.lua))
|
||
"The contents of the @code{prosody.cfg.lua} to use."))
|
||
|
||
(define (prosody-shepherd-service config)
|
||
"Return a <shepherd-service> for Prosody with CONFIG."
|
||
(let* ((prosody (if (opaque-prosody-configuration? config)
|
||
(opaque-prosody-configuration-prosody config)
|
||
(prosody-configuration-prosody config)))
|
||
(prosodyctl-bin (file-append prosody "/bin/prosodyctl"))
|
||
(prosodyctl-action (lambda args
|
||
#~(lambda _
|
||
(zero? (system* #$prosodyctl-bin #$@args))))))
|
||
(list (shepherd-service
|
||
(documentation "Run the Prosody XMPP server")
|
||
(provision '(prosody xmpp-daemon))
|
||
(requirement '(networking syslogd user-processes))
|
||
(start (prosodyctl-action "start"))
|
||
(stop (prosodyctl-action "stop"))))))
|
||
|
||
(define %prosody-accounts
|
||
(list (user-group (name "prosody") (system? #t))
|
||
(user-account
|
||
(name "prosody")
|
||
(group "prosody")
|
||
(system? #t)
|
||
(comment "Prosody daemon user")
|
||
(home-directory "/var/empty")
|
||
(shell (file-append shadow "/sbin/nologin")))))
|
||
|
||
(define (prosody-activation config)
|
||
"Return the activation gexp for CONFIG."
|
||
(let* ((config-dir "/etc/prosody")
|
||
(default-certs-dir "/etc/prosody/certs")
|
||
(data-path (prosody-configuration-data-path config))
|
||
(pidfile-dir (dirname (prosody-configuration-pidfile config)))
|
||
(config-str
|
||
(if (opaque-prosody-configuration? config)
|
||
(opaque-prosody-configuration-prosody.cfg.lua config)
|
||
(with-output-to-string
|
||
(lambda ()
|
||
(serialize-prosody-configuration config)))))
|
||
(config-file (plain-file "prosody.cfg.lua" config-str)))
|
||
#~(begin
|
||
(use-modules (guix build utils))
|
||
(define %user (getpw "prosody"))
|
||
|
||
(mkdir-p #$config-dir)
|
||
(chown #$config-dir (passwd:uid %user) (passwd:gid %user))
|
||
(copy-file #$config-file (string-append #$config-dir
|
||
"/prosody.cfg.lua"))
|
||
|
||
(mkdir-p #$default-certs-dir)
|
||
(chown #$default-certs-dir (passwd:uid %user) (passwd:gid %user))
|
||
(chmod #$default-certs-dir #o750)
|
||
|
||
(mkdir-p #$data-path)
|
||
(chown #$data-path (passwd:uid %user) (passwd:gid %user))
|
||
(chmod #$data-path #o750)
|
||
|
||
(mkdir-p #$pidfile-dir)
|
||
(chown #$pidfile-dir (passwd:uid %user) (passwd:gid %user)))))
|
||
|
||
(define prosody-service-type
|
||
(service-type (name 'prosody)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
prosody-shepherd-service)
|
||
(service-extension account-service-type
|
||
(const %prosody-accounts))
|
||
(service-extension activation-service-type
|
||
prosody-activation)))))
|
||
|
||
;; A little helper to make it easier to document all those fields.
|
||
(define (generate-documentation)
|
||
(define documentation
|
||
`((prosody-configuration
|
||
,prosody-configuration-fields
|
||
(ssl ssl-configuration)
|
||
(virtualhosts virtualhost-configuration)
|
||
(int-components int-component-configuration)
|
||
(ext-components ext-component-configuration))
|
||
(ssl-configuration ,ssl-configuration-fields)
|
||
(int-component-configuration ,int-component-configuration-fields
|
||
(mod-muc mod-muc-configuration))
|
||
(ext-component-configuration ,ext-component-configuration-fields)
|
||
(mod-muc-configuration ,mod-muc-configuration-fields)
|
||
(virtualhost-configuration ,virtualhost-configuration-fields)
|
||
(opaque-prosody-configuration ,opaque-prosody-configuration-fields)))
|
||
(define (generate configuration-name)
|
||
(match (assq-ref documentation configuration-name)
|
||
((fields . sub-documentation)
|
||
(format #t "\nAvailable @code{~a} fields are:\n\n" configuration-name)
|
||
(when (memq configuration-name
|
||
'(virtualhost-configuration
|
||
int-component-configuration
|
||
ext-component-configuration))
|
||
(format #t "all these @code{prosody-configuration} fields: ~a, plus:\n"
|
||
(string-join (map (lambda (s)
|
||
(format #f "@code{~a}" s)) common-fields)
|
||
", ")))
|
||
(for-each
|
||
(lambda (f)
|
||
(let ((field-name (configuration-field-name f))
|
||
(field-type (configuration-field-type f))
|
||
(field-docs (string-trim-both
|
||
(configuration-field-documentation f)))
|
||
(default (catch #t
|
||
(configuration-field-default-value-thunk f)
|
||
(lambda _ 'nope))))
|
||
(define (escape-chars str chars escape)
|
||
(with-output-to-string
|
||
(lambda ()
|
||
(string-for-each (lambda (c)
|
||
(when (char-set-contains? chars c)
|
||
(display escape))
|
||
(display c))
|
||
str))))
|
||
(define (show-default? val)
|
||
(or (string? val) (number? val) (boolean? val)
|
||
(and (list? val) (and-map show-default? val))))
|
||
(format #t "@deftypevr {@code{~a} parameter} ~a ~a\n~a\n"
|
||
configuration-name field-type field-name field-docs)
|
||
(when (show-default? default)
|
||
(format #t "Defaults to @samp{~a}.\n"
|
||
(escape-chars (format #f "~s" default)
|
||
(char-set #\@ #\{ #\})
|
||
#\@)))
|
||
(for-each generate (or (assq-ref sub-documentation field-name) '()))
|
||
(format #t "@end deftypevr\n\n")))
|
||
(filter (lambda (f)
|
||
(not (string=? "" (configuration-field-documentation f))))
|
||
fields)))))
|
||
(generate 'prosody-configuration)
|
||
(format #t "It could be that you just want to get a @code{prosody.cfg.lua}
|
||
up and running. In that case, you can pass an
|
||
@code{opaque-prosody-configuration} record as the value of
|
||
@code{prosody-service-type}. As its name indicates, an opaque configuration
|
||
does not have easy reflective capabilities.")
|
||
(generate 'opaque-prosody-configuration)
|
||
(format #t "For example, if your @code{prosody.cfg.lua} is just the empty
|
||
string, you could instantiate a prosody service like this:
|
||
|
||
@example
|
||
(service prosody-service-type
|
||
(opaque-prosody-configuration
|
||
(prosody.cfg.lua \"\")))
|
||
@end example"))
|
||
|
||
|
||
;;;
|
||
;;; BitlBee.
|
||
;;;
|
||
|
||
(define-record-type* <bitlbee-configuration>
|
||
bitlbee-configuration make-bitlbee-configuration
|
||
bitlbee-configuration?
|
||
(bitlbee bitlbee-configuration-bitlbee
|
||
(default bitlbee))
|
||
(interface bitlbee-configuration-interface
|
||
(default "127.0.0.1"))
|
||
(port bitlbee-configuration-port
|
||
(default 6667))
|
||
(extra-settings bitlbee-configuration-extra-settings
|
||
(default "")))
|
||
|
||
(define bitlbee-shepherd-service
|
||
(match-lambda
|
||
(($ <bitlbee-configuration> bitlbee interface port extra-settings)
|
||
(let ((conf (plain-file "bitlbee.conf"
|
||
(string-append "
|
||
[settings]
|
||
User = bitlbee
|
||
ConfigDir = /var/lib/bitlbee
|
||
DaemonInterface = " interface "
|
||
DaemonPort = " (number->string port) "
|
||
" extra-settings))))
|
||
|
||
(with-imported-modules (source-module-closure
|
||
'((gnu build shepherd)
|
||
(gnu system file-systems)))
|
||
(list (shepherd-service
|
||
(provision '(bitlbee))
|
||
|
||
;; Note: If networking is not up, then /etc/resolv.conf
|
||
;; doesn't get mapped in the container, hence the dependency
|
||
;; on 'networking'.
|
||
(requirement '(user-processes networking))
|
||
|
||
(modules '((gnu build shepherd)
|
||
(gnu system file-systems)))
|
||
(start #~(make-forkexec-constructor/container
|
||
(list #$(file-append bitlbee "/sbin/bitlbee")
|
||
"-n" "-F" "-u" "bitlbee" "-c" #$conf)
|
||
|
||
#:pid-file "/var/run/bitlbee.pid"
|
||
#:mappings (list (file-system-mapping
|
||
(source "/var/lib/bitlbee")
|
||
(target source)
|
||
(writable? #t)))))
|
||
(stop #~(make-kill-destructor)))))))))
|
||
|
||
(define %bitlbee-accounts
|
||
;; User group and account to run BitlBee.
|
||
(list (user-group (name "bitlbee") (system? #t))
|
||
(user-account
|
||
(name "bitlbee")
|
||
(group "bitlbee")
|
||
(system? #t)
|
||
(comment "BitlBee daemon user")
|
||
(home-directory "/var/empty")
|
||
(shell (file-append shadow "/sbin/nologin")))))
|
||
|
||
(define %bitlbee-activation
|
||
;; Activation gexp for BitlBee.
|
||
#~(begin
|
||
(use-modules (guix build utils))
|
||
|
||
;; This directory is used to store OTR data.
|
||
(mkdir-p "/var/lib/bitlbee")
|
||
(let ((user (getpwnam "bitlbee")))
|
||
(chown "/var/lib/bitlbee"
|
||
(passwd:uid user) (passwd:gid user)))))
|
||
|
||
(define bitlbee-service-type
|
||
(service-type (name 'bitlbee)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
bitlbee-shepherd-service)
|
||
(service-extension account-service-type
|
||
(const %bitlbee-accounts))
|
||
(service-extension activation-service-type
|
||
(const %bitlbee-activation))))
|
||
(default-value (bitlbee-configuration))
|
||
(description
|
||
"Run @url{http://bitlbee.org,BitlBee}, a daemon that acts as
|
||
a gateway between IRC and chat networks.")))
|
||
|
||
(define* (bitlbee-service #:key (bitlbee bitlbee) ;deprecated
|
||
(interface "127.0.0.1") (port 6667)
|
||
(extra-settings ""))
|
||
"Return a service that runs @url{http://bitlbee.org,BitlBee}, a daemon that
|
||
acts as a gateway between IRC and chat networks.
|
||
|
||
The daemon will listen to the interface corresponding to the IP address
|
||
specified in @var{interface}, on @var{port}. @code{127.0.0.1} means that only
|
||
local clients can connect, whereas @code{0.0.0.0} means that connections can
|
||
come from any networking interface.
|
||
|
||
In addition, @var{extra-settings} specifies a string to append to the
|
||
configuration file."
|
||
(service bitlbee-service-type
|
||
(bitlbee-configuration
|
||
(bitlbee bitlbee)
|
||
(interface interface) (port port)
|
||
(extra-settings extra-settings))))
|