nixpkgs/nixos/modules/security/ca.nix
2023-07-06 21:32:08 +10:00

93 lines
2.6 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.security.pki;
cacertPackage = pkgs.cacert.override {
blacklist = cfg.caCertificateBlacklist;
extraCertificateFiles = cfg.certificateFiles;
extraCertificateStrings = cfg.certificates;
};
caBundle = "${cacertPackage}/etc/ssl/certs/ca-bundle.crt";
in
{
options = {
security.pki.installCACerts = mkEnableOption "Add CA certificates to system" // {
default = true;
internal = true;
};
security.pki.certificateFiles = mkOption {
type = types.listOf types.path;
default = [];
example = literalExpression ''[ "''${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt" ]'';
description = lib.mdDoc ''
A list of files containing trusted root certificates in PEM
format. These are concatenated to form
{file}`/etc/ssl/certs/ca-certificates.crt`, which is
used by many programs that use OpenSSL, such as
{command}`curl` and {command}`git`.
'';
};
security.pki.certificates = mkOption {
type = types.listOf types.str;
default = [];
example = literalExpression ''
[ '''
NixOS.org
=========
-----BEGIN CERTIFICATE-----
MIIGUDCCBTigAwIBAgIDD8KWMA0GCSqGSIb3DQEBBQUAMIGMMQswCQYDVQQGEwJJ
TDEWMBQGA1UEChMNU3RhcnRDb20gTHRkLjErMCkGA1UECxMiU2VjdXJlIERpZ2l0
...
-----END CERTIFICATE-----
'''
]
'';
description = lib.mdDoc ''
A list of trusted root certificates in PEM format.
'';
};
security.pki.caCertificateBlacklist = mkOption {
type = types.listOf types.str;
default = [];
example = [
"WoSign" "WoSign China"
"CA WoSign ECC Root"
"Certification Authority of WoSign G2"
];
description = lib.mdDoc ''
A list of blacklisted CA certificate names that won't be imported from
the Mozilla Trust Store into
{file}`/etc/ssl/certs/ca-certificates.crt`. Use the
names from that file.
'';
};
};
config = mkIf cfg.installCACerts {
# NixOS canonical location + Debian/Ubuntu/Arch/Gentoo compatibility.
environment.etc."ssl/certs/ca-certificates.crt".source = caBundle;
# Old NixOS compatibility.
environment.etc."ssl/certs/ca-bundle.crt".source = caBundle;
# CentOS/Fedora compatibility.
environment.etc."pki/tls/certs/ca-bundle.crt".source = caBundle;
# P11-Kit trust source.
environment.etc."ssl/trust-source".source = "${cacertPackage.p11kit}/etc/ssl/trust-source";
};
}