pkgs/switches/junos: update password hash method from SHA-256 to SHA-512

nix/pkgs/switches/junos.nix

@@ -9,7 +9,7 @@ let
         host-name ${hostName};
         time-zone Europe/Berlin;
         root-authentication {
-            encrypted-password "$5$EBmFELmv$kQxtWwS0SBS.TqVPRvs8sKpH./l9DTtTxX/I2FJB2n2"; ## SECRET-DATA
+            encrypted-password "%%HASH%%"; ## SECRET-DATA
             ssh-ed25519 "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHGgoLzQMeyX1wjsX/hgVkN//zyfOQPiBRYgO2ajEGH6 root@server2";
         }
         services {
@@ -114,13 +114,9 @@ let
   '';
 
   configFileWithHash = runCommand "junos.config" {
-    nativeBuildInputs = [ python3 ];
+    nativeBuildInputs = [ mkpasswd ];
   } ''
-    cat >gen.py<<EOF
-    import crypt
-    print(crypt.crypt('${hostConfig.password}', crypt.mksalt(crypt.METHOD_SHA256)))
-    EOF
-    HASH=$(python gen.py)
+    HASH=$(echo "${hostConfig.password}" | mkpasswd --method=SHA-512 --stdin)
     substitute ${configFile} $out \
       --replace "%%HASH%%" "$HASH"
   '';