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authorHuang Ying <huang.ying.caritas@gmail.com>2017-03-30 19:13:34 +0800
committerLudovic Courtès <ludo@gnu.org>2017-04-01 00:45:18 +0200
commit9af7ecd9591b4eff41389291bbc586dcf09e2665 (patch)
treedd36fdace6ec88b026d5a973a17b776a1c1177a9
parentbacc1d26c6e49f65b9c55296e3643999e7e8bc72 (diff)
downloadpatches-9af7ecd9591b4eff41389291bbc586dcf09e2665.tar
patches-9af7ecd9591b4eff41389291bbc586dcf09e2665.tar.gz
services: dicod: Allow the configuration of "handlers".
* gnu/services/dict.scm (<dicod-configuration>)[handlers]: New field. (<dicod-handler>): New record type. (<dicod-database>): Add fields. (dicod-configuration-file): Support convert handlers and enhanced databases. configuration to config file. * doc/guix.texi (Miscellaneous Services): Update accordingly. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
-rw-r--r--doc/guix.texi52
-rw-r--r--gnu/services/dict.scm54
2 files changed, 92 insertions, 14 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 57595b95e7..ae5f04b70f 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -14370,25 +14370,49 @@ This is the list of IP addresses and ports and possibly socket file
names to listen to (@pxref{Server Settings, @code{listen} directive,,
dico, GNU Dico Manual}).
+@item @code{handlers} (default: @var{'()})
+List of @code{<dicod-handler>} objects denoting handlers (module instances).
+
@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.
+@deftp {Data Type} dicod-handler
+Data type representing a dictionary handler (module instance).
@table @asis
@item @code{name}
-Name of the database, will be used in DICT commands.
+Name of the handler (module instance).
-@item @code{module}
-Name of the dicod module used by this database
+@item @code{module} (default: @var{#f})
+Name of the dicod module of the handler (instance). If it is @code{#f},
+the module has the same name as the handler.
(@pxref{Modules,,, dico, GNU Dico Manual}).
@item @code{options}
List of strings or gexps representing the arguments for the module handler
+@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{handler}
+Name of the dicod handler (module instance) used by this database
(@pxref{Handlers,,, dico, GNU Dico Manual}).
+
+@item @code{complex?} (default: @var{#f})
+Whether the database configuration complex. The complex configuration
+will need a corresponding @code{<dicod-handler>} object, otherwise not.
+
+@item @code{options}
+List of strings or gexps representing the arguments for the database
+(@pxref{Databases,,, dico, GNU Dico Manual}).
@end table
@end deftp
@@ -14397,6 +14421,24 @@ A @code{<dicod-database>} object serving the GNU Collaborative International
Dictonary of English using the @code{gcide} package.
@end defvr
+The following is an example @code{dicod-service} configuration.
+
+@example
+(dicod-service #:config
+ (dicod-configuration
+ (handlers (list (dicod-handler
+ (name "wordnet")
+ (module "dictorg")
+ (options
+ (list #~(string-append "dbdir=" #$wordnet))))))
+ (databases (list (dicod-database
+ (name "wordnet")
+ (complex? #t)
+ (handler "wordnet")
+ (options '("database=wn")))
+ %dicod-database:gcide))))
+@end example
+
@subsubsection Version Control
The @code{(gnu services version-control)} module provides the following services:
diff --git a/gnu/services/dict.scm b/gnu/services/dict.scm
index 303067037f..64de111511 100644
--- a/gnu/services/dict.scm
+++ b/gnu/services/dict.scm
@@ -1,6 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Sou Bunnbu <iyzsong@gmail.com>
-;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2017 Huang Ying <huang.ying.caritas@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -32,6 +33,7 @@
#:export (dicod-service
dicod-service-type
dicod-configuration
+ dicod-handler
dicod-database
%dicod-database:gcide))
@@ -46,21 +48,30 @@
(dico dicod-configuration-dico (default dico))
(interfaces dicod-configuration-interfaces ;list of strings
(default '("localhost")))
- (databases dicod-configuration-databases
- ;; list of <dicod-database>
+ (handlers dicod-configuration-handlers ;list of <dicod-handler>
+ (default '()))
+ (databases dicod-configuration-databases ;list of <dicod-database>
(default (list %dicod-database:gcide))))
+(define-record-type* <dicod-handler>
+ dicod-handler make-dicod-handler
+ dicod-handler?
+ (name dicod-handler-name)
+ (module dicod-handler-module (default #f))
+ (options dicod-handler-options (default '())))
+
(define-record-type* <dicod-database>
dicod-database make-dicod-database
dicod-database?
(name dicod-database-name)
- (module dicod-database-module)
+ (handler dicod-database-handler)
+ (complex? dicod-database-complex? (default #f))
(options dicod-database-options (default '())))
(define %dicod-database:gcide
(dicod-database
(name "gcide")
- (module "gcide")
+ (handler "gcide")
(options (list #~(string-append "dbdir=" #$gcide "/share/gcide")
"idxdir=/var/run/dicod"))))
@@ -76,22 +87,47 @@
(shell (file-append shadow "/sbin/nologin")))))
(define (dicod-configuration-file config)
+ (define handler->text
+ (match-lambda
+ (($ <dicod-handler> name #f '())
+ `("
+load-module " ,name ";"))
+ (($ <dicod-handler> name #f options)
+ (handler->text (dicod-handler
+ (name name)
+ (module name)
+ (options options))))
+ (($ <dicod-handler> name module options)
+ `("
+load-module " ,name " {
+ command \"" ,module (string-join (list ,@options) " " 'prefix) "\";
+}\n"))))
+
(define database->text
(match-lambda
- (($ <dicod-database> name module options)
+ (($ <dicod-database> name handler #f options)
+ (append
+ (handler->text (dicod-handler
+ (name handler)))
+ (database->text (dicod-database
+ (name name)
+ (handler handler)
+ (complex? #t)
+ (options options)))))
+ (($ <dicod-database> name handler complex? options)
`("
-load-module " ,module ";
database {
name \"" ,name "\";
- handler \"" ,module
+ handler \"" ,handler
(string-join (list ,@options) " " 'prefix) "\";
}\n"))))
(define configuration->text
(match-lambda
- (($ <dicod-configuration> dico (interfaces ...) databases)
+ (($ <dicod-configuration> dico (interfaces ...) handlers databases)
(append `("listen ("
,(string-join interfaces ", ") ");\n")
+ (append-map handler->text handlers)
(append-map database->text databases)))))
(apply mixed-text-file "dicod.conf" (configuration->text config)))