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gnu: shadow: Add record type for user groups.

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* gnu/system/shadow.scm (<user-group>): New record type.
  (group-file): New procedure.
* gnu/system/vm.scm (system-qemu-image): Use it.
This commit is contained in:
Ludovic Courtès 2013-09-26 22:02:02 +02:00
parent bacadb026c
commit 16a0e9dc34
2 changed files with 38 additions and 3 deletions
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35
gnu/system/shadow.scm
View file

@ -30,7 +30,15 @@ (define-module (gnu system shadow)
user-account-home-directory
user-account-shell
passwd-file))
user-group
user-group?
user-group-name
user-group-password
user-group-id
user-group-members
passwd-file
group-file))
;;; Commentary:
;;;
@ -49,6 +57,31 @@ (define-record-type* <user-account>
(home-directory user-account-home-directory)
(shell user-account-shell (default "/bin/sh")))
(define-record-type* <user-group>
user-group make-user-group
user-group?
(name user-group-name)
(password user-group-password (default #f))
(id user-group-id)
(members user-group-members (default '())))
(define (group-file store groups)
"Return a /etc/group file for GROUPS, a list of <user-group> objects."
(define contents
(let loop ((groups groups)
(result '()))
(match groups
((($ <user-group> name _ gid (users ...)) rest ...)
;; XXX: Ignore the group password.
(loop rest
(cons (string-append name "::" (number->string gid)
":" (string-join users ","))
result)))
(()
(string-join (reverse result) "\n" 'suffix)))))
(add-text-to-store store "group" contents))
(define* (passwd-file store accounts #:key shadow?)
"Return a password file for ACCOUNTS, a list of <user-account> objects. If
SHADOW? is true, then it is a /etc/shadow file, otherwise it is a /etc/passwd

6
gnu/system/vm.scm
View file

@ -484,8 +484,10 @@ (define resolv.conf
(shell bash-file))))
(passwd (passwd-file store accounts))
(shadow (passwd-file store accounts #:shadow? #t))
(group (add-text-to-store store "group"
"root:x:0:\n"))
(group (group-file store
(list (user-group
(name "root")
(id 0)))))
(pam.d-drv (pam-services->directory store %pam-services))
(pam.d (derivation->output-path pam.d-drv))