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gnu: vm: Create shadow files with the right format. 

* gnu/system/vm.scm (passwd-file): When SHADOW? is true, use the right
  shadow(5) format.  Always add a trailing newline.
master
Ludovic Courtès 2013-09-11 00:54:20 +02:00
parent 37c825eb79
commit 3b07625ad6
1 changed files with 11 additions and 7 deletions
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18
gnu/system/vm.scm
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@ -367,21 +367,25 @@ It can be used to provide additional files, such as /etc files."
"Return a password file for ACCOUNTS, a list of vectors as returned by
'getpwnam'. If SHADOW? is true, then it is a /etc/shadow file, otherwise it
is a /etc/passwd file."
;; XXX: The resulting file is world-readable, so don't rely on it!
;; XXX: The resulting file is world-readable, so beware when SHADOW? is #t!
(define contents
(let loop ((accounts accounts)
(result '()))
(match accounts
((#(name pass uid gid comment home-dir shell) rest ...)
(loop rest
(cons (string-append name
":" (if shadow? pass "x")
":" (number->string uid)
":" (number->string gid)
":" comment ":" home-dir ":" shell)
(cons (if shadow?
(string-append name
":" ; XXX: use (crypt PASS …)?
":::::::")
(string-append name
":" "x"
":" (number->string uid)
":" (number->string gid)
":" comment ":" home-dir ":" shell))
result)))
(()
(string-concatenate-reverse result)))))
(string-join (reverse result) "\n" 'suffix)))))
(add-text-to-store store (if shadow? "shadow" "passwd")
contents '()))