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-rw-r--r--gnu/services/databases.scm63
1 files changed, 47 insertions, 16 deletions
diff --git a/gnu/services/databases.scm b/gnu/services/databases.scm
index aff78a0566..7113f1f2a1 100644
--- a/gnu/services/databases.scm
+++ b/gnu/services/databases.scm
@@ -4,6 +4,7 @@
;;; Copyright © 2016 Leo Famulari <leo@famulari.name>
;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
;;; Copyright © 2018 Clément Lassieur <clement@lassieur.org>
+;;; Copyright © 2018 Julien Lepiller <julien@lepiller.eu>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -26,7 +27,10 @@
#:use-module (gnu system shadow)
#:use-module (gnu packages admin)
#:use-module (gnu packages databases)
+ #:use-module (guix build-system trivial)
+ #:use-module (guix build union)
#:use-module (guix modules)
+ #:use-module (guix packages)
#:use-module (guix records)
#:use-module (guix gexp)
#:use-module (srfi srfi-1)
@@ -141,16 +145,18 @@ host all all ::1/128 trust"))
(define-record-type* <postgresql-configuration>
postgresql-configuration make-postgresql-configuration
postgresql-configuration?
- (postgresql postgresql-configuration-postgresql ;<package>
- (default postgresql))
- (port postgresql-configuration-port
- (default 5432))
- (locale postgresql-configuration-locale
- (default "en_US.utf8"))
- (config-file postgresql-configuration-file
- (default (postgresql-config-file)))
- (data-directory postgresql-configuration-data-directory
- (default "/var/lib/postgresql/data")))
+ (postgresql postgresql-configuration-postgresql ;<package>
+ (default postgresql))
+ (port postgresql-configuration-port
+ (default 5432))
+ (locale postgresql-configuration-locale
+ (default "en_US.utf8"))
+ (config-file postgresql-configuration-file
+ (default (postgresql-config-file)))
+ (data-directory postgresql-configuration-data-directory
+ (default "/var/lib/postgresql/data"))
+ (extension-packages postgresql-configuration-extension-packages
+ (default '())))
(define %postgresql-accounts
(list (user-group (name "postgres") (system? #t))
@@ -162,15 +168,36 @@ host all all ::1/128 trust"))
(home-directory "/var/empty")
(shell (file-append shadow "/sbin/nologin")))))
+(define (final-postgresql postgresql extension-packages)
+ (if (null? extension-packages)
+ postgresql
+ (package
+ (inherit postgresql)
+ (source #f)
+ (build-system trivial-build-system)
+ (arguments
+ `(#:modules ((guix build utils) (guix build union))
+ #:builder
+ (begin
+ (use-modules (guix build utils) (guix build union) (srfi srfi-26))
+ (union-build (assoc-ref %outputs "out") (map (lambda (input) (cdr input)) %build-inputs))
+ #t)))
+ (inputs
+ `(("postgresql" ,postgresql)
+ ,@(map (lambda (extension) (list "extension" extension))
+ extension-packages))))))
+
(define postgresql-activation
(match-lambda
- (($ <postgresql-configuration> postgresql port locale config-file data-directory)
+ (($ <postgresql-configuration> postgresql port locale config-file data-directory
+ extension-packages)
#~(begin
(use-modules (guix build utils)
(ice-9 match))
(let ((user (getpwnam "postgres"))
- (initdb (string-append #$postgresql "/bin/initdb"))
+ (initdb (string-append #$(final-postgresql postgresql extension-packages)
+ "/bin/initdb"))
(initdb-args
(append
(if #$locale
@@ -202,7 +229,8 @@ host all all ::1/128 trust"))
(define postgresql-shepherd-service
(match-lambda
- (($ <postgresql-configuration> postgresql port locale config-file data-directory)
+ (($ <postgresql-configuration> postgresql port locale config-file data-directory
+ extension-packages)
(let* ((pg_ctl-wrapper
;; Wrapper script that switches to the 'postgres' user before
;; launching daemon.
@@ -214,7 +242,8 @@ host all all ::1/128 trust"))
(match (command-line)
((_ mode)
(let ((user (getpwnam "postgres"))
- (pg_ctl #$(file-append postgresql "/bin/pg_ctl"))
+ (pg_ctl #$(file-append (final-postgresql postgresql extension-packages)
+ "/bin/pg_ctl"))
(options (format #f "--config-file=~a -p ~d"
#$config-file #$port)))
(setgid (passwd:gid user))
@@ -253,7 +282,8 @@ host all all ::1/128 trust"))
(port 5432)
(locale "en_US.utf8")
(config-file (postgresql-config-file))
- (data-directory "/var/lib/postgresql/data"))
+ (data-directory "/var/lib/postgresql/data")
+ (extension-packages '()))
"Return a service that runs @var{postgresql}, the PostgreSQL database server.
The PostgreSQL daemon loads its runtime configuration from @var{config-file}
@@ -264,7 +294,8 @@ and stores the database cluster in @var{data-directory}."
(port port)
(locale locale)
(config-file config-file)
- (data-directory data-directory))))
+ (data-directory data-directory)
+ (extension-packages extension-packages))))
;;;