27 lines
922 B
Nix
27 lines
922 B
Nix
{ config, pkgs, lib, ... }:
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let
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dnsname = "site3.feal.no";
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in {
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# Defines DDNS_TOKEN and DDNS_SECRET from https://domene.shop/admin?view=api
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sops.secrets."domeneshop/env" = { };
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systemd.services.domeneshop-dyndns = {
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serviceConfig.EnvironmentFile = config.sops.secrets."domeneshop/env".path;
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startAt = "*/10 * * * *";
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script = ''
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DNSNAME="${dnsname}"
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NEW_IP="$(${lib.getExe pkgs.curl} --silent https://ipinfo.io/ip)"
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OLD_IP="$(${lib.getExe pkgs.getent} hosts "$DNSNAME" | ${lib.getExe pkgs.gawk} '{ print $1 }')"
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if [[ "$NEW_IP" != "$OLD_IP" ]]; then
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echo "Old IP ($OLD_IP) does not match new IP ($NEW_IP), updating..."
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${lib.getExe pkgs.curl} --silent "https://$DDNS_TOKEN:$DDNS_SECRET@api.domeneshop.no/v0/dyndns/update?hostname=$DNSNAME&myip=$NEW_IP"
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else
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echo "Old IP ($OLD_IP) matches new IP ($NEW_IP), exiting..."
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fi
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'';
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};
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}
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