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nixos/magi: Add unbound configuration

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Mikael 2024-11-12 21:38:40 +01:00
parent 0e86a6cf0f
commit b1cca37523
Signed by: mikael
SSH key fingerprint: SHA256:21QyD2Meiot7jOUVitIR5YkGB/XuXdCvLW1hE6dsri0
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nixos/module/magi.nix
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@ -156,4 +156,75 @@
]; ];
}; };
}; };
services.unbound = {
enable = true;
package = pkgs.unbound-with-systemd.override {
withDoH = true;
withECS = true;
withTFO = true;
};
enableRootTrustAnchor = true;
settings = {
module-config = "subnetcache validator iterator";
server = let
acmeDir = config.security.acme.certs."resolve.nyantec.com".directory;
num-threads = 16;
in {
inherit num-threads;
interface = [
"::1@53"
"127.0.0.1@53"
"::@443"
"0.0.0.0@443"
"::@853"
"0.0.0.0@853"
];
so-reuseport = true;
ip-dscp = 20;
outgoing-range = 8192;
edns-buffer-size = 1472;
udp-upstream-without-downstream = true;
num-queries-per-thread = 4096;
incoming-num-tcp = 1024;
outgoing-num-tcp = 16;
stream-wait-size = "64m";
msg-cache-size = "128m";
msg-cache-slabs = num-threads;
rrset-cache-size = "256m";
rrset-cache-slabs = num-threads;
infra-cache-slabs = num-threads;
key-cache-slabs = num-threads;
cache-min-ttl = 60;
cache-max-negative-ttl = 360;
prefer-ip6 = true;
tls-service-pem = "${acmeDir}/fullchain.pem";
tls-service-key = "${acmeDir}/key.pem";
https-port = 443;
http-query-buffer-size = "64m";
http-response-buffer-size = "64m";
access-control = [ "::/0 allow" "0.0.0.0/0 allow" ];
harden-dnssec-stripped = true;
hide-identity = true;
hide-version = true;
prefetch = true;
prefetch-key = true;
serve-expired-client-timeout = 1800;
# ECS
send-client-subnet = [ "::/0" "0.0.0.0/0" ];
max-client-subnet-ipv6 = 36;
max-client-subnet-ipv4 = 20;
max-ecs-tree-size-ipv6 = 128;
max-ecs-tree-size-ipv4 = 128;
};
};
};
} }