services: postgresql: Add locale to configuration

* gnu/services/databases.scm (<postgresql-configuration>): Add locale
  field.
  (postgresql-shepherd-service): Pass locale to initdb.
  (postgresql-service): Add locale default.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Christopher Baines 2016-12-14 08:35:49 +00:00 committed by Ludovic Courtès
parent 2d3d5cc5ea
commit e05b780a58
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2 changed files with 22 additions and 8 deletions

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@ -10167,13 +10167,13 @@ The @code{(gnu services databases)} module provides the following services.
@deffn {Scheme Procedure} postgresql-service [#:postgresql postgresql] @
[#:config-file] [#:data-directory ``/var/lib/postgresql/data''] @
[#:port 5432]
[#:port 5432] [#:locale ``en_US.utf8'']
Return a service that runs @var{postgresql}, the PostgreSQL database
server.
The PostgreSQL daemon loads its runtime configuration from
@var{config-file}, stores the database cluster in @var{data-directory} and
listens on @var{port}.
The PostgreSQL daemon loads its runtime configuration from @var{config-file},
creates a database cluster with @var{locale} as the default
locale, stored in @var{data-directory}. It then listens on @var{port}.
@end deffn
@deffn {Scheme Procedure} mysql-service [#:config (mysql-configuration)]

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@ -50,6 +50,8 @@ (define-record-type* <postgresql-configuration>
(default postgresql))
(port postgresql-configuration-port
(default 5432))
(locale postgresql-configuration-locale
(default "en_US.utf8"))
(config-file postgresql-configuration-file)
(data-directory postgresql-configuration-data-directory))
@ -82,13 +84,18 @@ (define %postgresql-accounts
(define postgresql-activation
(match-lambda
(($ <postgresql-configuration> postgresql port config-file data-directory)
(($ <postgresql-configuration> postgresql port locale config-file data-directory)
#~(begin
(use-modules (guix build utils)
(ice-9 match))
(let ((user (getpwnam "postgres"))
(initdb (string-append #$postgresql "/bin/initdb")))
(initdb (string-append #$postgresql "/bin/initdb"))
(initdb-args
(append
(if #$locale
(list (string-append "--locale=" #$locale))
'()))))
;; Create db state directory.
(mkdir-p #$data-directory)
(chown #$data-directory (passwd:uid user) (passwd:gid user))
@ -103,14 +110,19 @@ (define postgresql-activation
(lambda ()
(setgid (passwd:gid user))
(setuid (passwd:uid user))
(primitive-exit (system* initdb "-D" #$data-directory)))
(primitive-exit
(apply system*
initdb
"-D"
#$data-directory
initdb-args)))
(lambda ()
(primitive-exit 1))))
(pid (waitpid pid))))))))
(define postgresql-shepherd-service
(match-lambda
(($ <postgresql-configuration> postgresql port config-file data-directory)
(($ <postgresql-configuration> postgresql port locale config-file data-directory)
(let ((start-script
;; Wrapper script that switches to the 'postgres' user before
;; launching daemon.
@ -144,6 +156,7 @@ (define postgresql-service-type
(define* (postgresql-service #:key (postgresql postgresql)
(port 5432)
(locale "en_US.utf8")
(config-file %default-postgres-config)
(data-directory "/var/lib/postgresql/data"))
"Return a service that runs @var{postgresql}, the PostgreSQL database server.
@ -154,6 +167,7 @@ (define* (postgresql-service #:key (postgresql postgresql)
(postgresql-configuration
(postgresql postgresql)
(port port)
(locale locale)
(config-file config-file)
(data-directory data-directory))))