gnu: services: Add dicod-service.

* gnu/services/dict.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
* doc/guix.texi (Various Services): Document it.
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宋文武 2016-06-03 22:30:00 +08:00
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commit c3d38b2b9d
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@ -9395,6 +9395,55 @@ Finally, @var{extra-options} is a list of additional command-line options
passed to @command{lircd}. passed to @command{lircd}.
@end deffn @end deffn
@subsubsection Dictionary Services
The @code{(gnu services dict)} module provides the following service:
@deffn {Scheme Procedure} dicod-service [#:config (dicod-configuration)]
Return a service that runs the @command{dicod} daemon, an implementation
of DICT server (@pxref{Dicod,,, dico, GNU Dico Manual}).
The optional @var{config} argument specifies the configuration for
@command{dicod}, which should be a @code{<dicod-configuration>} object, by
default it serves the GNU Collaborative International Dictonary of English.
You can add @command{open localhost} to your @file{~/.dico} file to make
@code{localhost} the default server for @command{dico} client
(@pxref{Initialization File,,, dico, GNU Dico Manual}).
@end deffn
@deftp {Data Type} dicod-configuration
Data type representing the configuration of dicod.
@table @asis
@item @code{dico} (default: @var{dico})
Package object of the GNU Dico dictionary server.
@item @code{databases} (default: @var{(list %dicod-database:gcide)})
List of @code{<dicod-database>} objects denoting dictionaries to be served.
@end table
@end deftp
@deftp {Data Type} dicod-database
Data type representing a dictionary database.
@table @asis
@item @code{name}
Name of the database, will be used in DICT commands.
@item @code{module}
Name of the dicod module used by this database
(@pxref{Modules,,, dico, GNU Dico Manual}).
@item @code{options}
List of strings or gexps representing the arguments for the module handler
(@pxref{Handlers,,, dico, GNU Dico Manual}).
@end table
@end deftp
@defvr {Scheme Variable} %dicod-database:gcide
A @code{<dicod-database>} object serving the GNU Collaborative International
Dictonary of English using the @code{gcide} package.
@end defvr
@node Setuid Programs @node Setuid Programs
@subsection Setuid Programs @subsection Setuid Programs

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@ -374,6 +374,7 @@ GNU_SYSTEM_MODULES = \
%D%/services/databases.scm \ %D%/services/databases.scm \
%D%/services/dbus.scm \ %D%/services/dbus.scm \
%D%/services/desktop.scm \ %D%/services/desktop.scm \
%D%/services/dict.scm \
%D%/services/lirc.scm \ %D%/services/lirc.scm \
%D%/services/mail.scm \ %D%/services/mail.scm \
%D%/services/networking.scm \ %D%/services/networking.scm \

131
gnu/services/dict.scm Normal file
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@ -0,0 +1,131 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Sou Bunnbu <iyzsong@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu services dict)
#:use-module (guix gexp)
#:use-module (guix records)
#:use-module (gnu services)
#:use-module (gnu services shepherd)
#:use-module (gnu system shadow)
#:use-module ((gnu packages admin) #:select (shadow))
#:use-module (gnu packages dico)
#:use-module (gnu packages dictionaries)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-26)
#:use-module (ice-9 match)
#:export (dicod-service
dicod-configuration
dicod-database
%dicod-database:gcide))
;;;
;;; GNU Dico.
;;;
(define-record-type* <dicod-configuration>
dicod-configuration make-dicod-configuration
dicod-configuration?
(dico dicod-configuration-dico (default dico))
(databases dicod-configuration-databases
;; list of <dicod-database>
(default (list %dicod-database:gcide))))
(define-record-type* <dicod-database>
dicod-database make-dicod-database
dicod-database?
(name dicod-database-name)
(module dicod-database-module)
(options dicod-database-options (default '())))
(define %dicod-database:gcide
(dicod-database
(name "gcide")
(module "gcide")
(options (list #~(string-append "dbdir=" #$gcide "/share/gcide")
"idxdir=/var/run/dicod"))))
(define %dicod-accounts
(list (user-group
(name "dicod")
(system? #t))
(user-account
(name "dicod")
(group "dicod")
(system? #t)
(home-directory "/var/empty")
(shell #~(string-append #$shadow "/sbin/nologin")))))
(define (dicod-configuration-file config)
(define dicod-configuration->text
(match-lambda
(($ <dicod-configuration> dico databases)
(append-map (match-lambda
(($ <dicod-database> name module options)
`("
load-module " ,module ";
database {
name \"" ,name "\";
handler \"" ,module
(string-join (list ,@options) " " 'prefix) "\";
}\n")))
databases))))
(apply mixed-text-file "dicod.conf" (dicod-configuration->text config)))
(define %dicod-activation
#~(begin
(use-modules (guix build utils))
(let ((user (getpwnam "dicod"))
(rundir "/var/run/dicod"))
(mkdir-p rundir)
(chown rundir (passwd:uid user) (passwd:gid user)))))
(define (dicod-shepherd-service config)
(list (shepherd-service
(provision '(dicod))
(documentation "Run the dicod daemon.")
(start #~(make-forkexec-constructor
(list (string-append #$dico "/bin/dicod") "--foreground"
(string-append
"--config=" #$(dicod-configuration-file config)))
#:user "dicod" #:group "dicod"))
(stop #~(make-kill-destructor)))))
(define dicod-service-type
(service-type
(name 'dict)
(extensions
(list (service-extension account-service-type
(const %dicod-accounts))
(service-extension activation-service-type
(const %dicod-activation))
(service-extension shepherd-root-service-type
dicod-shepherd-service)))))
(define* (dicod-service #:key (config (dicod-configuration)))
"Return a service that runs the @command{dicod} daemon, an implementation
of DICT server (@pxref{Dicod,,, dico, GNU Dico Manual}).
The optional @var{config} argument specifies the configuration for
@command{dicod}, which should be a @code{<dicod-configuration>} object, by
default it serves the GNU Collaborative International Dictonary of English.
You can add @command{open localhost} to your @file{~/.dico} file to make
@code{localhost} the default server for @command{dico}
client (@pxref{Initialization File,,, dico, GNU Dico Manual})."
(service dicod-service-type config))