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dns: serial of therecord is now updated dynamically

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silver 2023-04-23 13:37:42 +01:00
parent 6119c9a88a
commit 3d15446d63
1 changed files with 19 additions and 13 deletions
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8
applications/dns.nix
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@ -1,6 +1,11 @@
{ lib, pkgs, config, ... }: { lib, pkgs, config, ... }:
let let
cfg = config.skynet_dns; cfg = config.skynet_dns;
# writes current date to a file
current_date_path = pkgs.runCommand "current_date" {} "date '+%Y%m%d%S' > $out";
# reads that date to a string
current_date = (lib.readFile current_date_path);
in { in {
options = { options = {
skynet_dns = { skynet_dns = {
@ -150,7 +155,8 @@ in {
$TTL 60 ; 1 minute $TTL 60 ; 1 minute
; hostmaster@skynet.ie is an email address that recieves stuff related to dns ; hostmaster@skynet.ie is an email address that recieves stuff related to dns
@ IN SOA ${cfg.own.nameserver}.skynet.ie. hostmaster.skynet.ie. ( @ IN SOA ${cfg.own.nameserver}.skynet.ie. hostmaster.skynet.ie. (
2023011701 ; Serial (YYYYMMDDCC) ; Serial (YYYYMMDDCC) this has to be updated for each time the record is updated
${current_date}
600 ; Refresh (10 minutes) 600 ; Refresh (10 minutes)
300 ; Retry (5 minutes) 300 ; Retry (5 minutes)
2419200 ; Expire (4 weeks) 2419200 ; Expire (4 weeks)