{ pkgs, lib, config, hosts, ... }: let domain = "sourcephile.fr"; domainID = lib.replaceStrings ["."] ["_"] domain; inherit (config.security) gnupg; inherit (config.users) users groups; in { networking.nftables.ruleset = '' table inet filter { # ACME DNS-01 challenge and Gandi DNS set output-net-lego-ipv4 { type ipv4_addr elements = { ${hosts.mermet._module.args.ipv4}, 217.70.177.40 } } set output-net-lego-ipv6 { type ipv6_addr elements = { 2001:4b98:d:1::40 } } } ''; security.acme.certs."${domain}" = { email = "root+letsencrypt@${domain}"; extraDomainNames = [ "*.${domain}" ]; group = groups.acme.name; keyType = "rsa4096"; dnsProvider = "rfc2136"; # ns6.gandi.net takes roughly 5min to update # hence lego's RFC2136_PROPAGATION_TIMEOUT=1000 #dnsPropagationCheck = false; credentialsFile = gnupg.secrets."lego/${domain}/rfc2136".path; }; security.gnupg.secrets."lego/${domain}/rfc2136" = { pipe = '' cat - ${pkgs.writeText "env" '' RFC2136_NAMESERVER=ns.${domain}:53 RFC2136_TSIG_ALGORITHM=hmac-sha256. RFC2136_TSIG_KEY=acme_${domainID} RFC2136_PROPAGATION_TIMEOUT=1000 RFC2136_POLLING_INTERVAL=30 RFC2136_SEQUENCE_INTERVAL=30 RFC2136_DNS_TIMEOUT=1000 RFC2136_TTL=1 ''} ''; }; systemd.services."acme-${domain}" = { after = [ "unbound.service" gnupg.secrets."lego/${domain}/rfc2136".service ]; wants = [ "unbound.service" gnupg.secrets."lego/${domain}/rfc2136".service ]; }; }