[PATCH] system: Make PAM use SHA-512 to encrypt passwords.

[宋文武]

Fixes <https://bugs.gnu.org/21318>.

* gnu/system/linux.scm (unix-pam-service)[password]: Add 'sha512'
  to arguments.
---
 gnu/system/linux.scm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gnu/system/linux.scm b/gnu/system/linux.scm
index aaaa8c6..cc2eabe 100644
--- a/gnu/system/linux.scm
+++ b/gnu/system/linux.scm
@@ -148,7 +148,10 @@ should be the name of a file used as the 
message-of-the-day."
                           (module "pam_unix.so")
                           (arguments '("nullok")))
                          unix)))
-         (password (list unix))
+         (password (list (pam-entry
+                          (control "required")
+                          (module "pam_unix.so")
+                          (arguments '("sha512")))))
          (session (if motd
                       (list unix
                             (pam-entry
-- 
2.4.3