nixpkgs/nixos/tests/common/letsencrypt.nix
aszlig 0c7c1660f7
nixos/tests/letsencrypt: Don't substitute certs
If one of the certificates of the chain gets substituted from a binary
cache and the rest is generated locally it might turn out that we get
invalid certificates, which in turn cause tests using this module to
fail.

So let's set allowSubstitutes to false for all derivations that are
involved with certificate/key generation.

Signed-off-by: aszlig <aszlig@nix.build>
2018-06-30 18:35:10 +02:00

469 lines
16 KiB
Nix

# Fully pluggable module to have Letsencrypt's Boulder ACME service running in
# a test environment.
#
# The certificate for the ACME service is exported as:
#
# config.test-support.letsencrypt.caCert
#
# This value can be used inside the configuration of other test nodes to inject
# the snakeoil certificate into security.pki.certificateFiles or into package
# overlays.
#
# Another value that's needed if you don't use a custom resolver (see below for
# notes on that) is to add the letsencrypt node as a nameserver to every node
# that needs to acquire certificates using ACME, because otherwise the API host
# for letsencrypt.org can't be resolved.
#
# A configuration example of a full node setup using this would be this:
#
# {
# letsencrypt = import ./common/letsencrypt.nix;
#
# example = { nodes, ... }: {
# networking.nameservers = [
# nodes.letsencrypt.config.networking.primaryIPAddress
# ];
# security.pki.certificateFiles = [
# nodes.letsencrypt.config.test-support.letsencrypt.caCert
# ];
# };
# }
#
# By default, this module runs a local resolver, generated using resolver.nix
# from the same directory to automatically discover all zones in the network.
#
# If you do not want this and want to use your own resolver, you can just
# override networking.nameservers like this:
#
# {
# letsencrypt = { nodes, ... }: {
# imports = [ ./common/letsencrypt.nix ];
# networking.nameservers = [
# nodes.myresolver.config.networking.primaryIPAddress
# ];
# };
#
# myresolver = ...;
# }
#
# Keep in mind, that currently only _one_ resolver is supported, if you have
# more than one resolver in networking.nameservers only the first one will be
# used.
#
# Also make sure that whenever you use a resolver from a different test node
# that it has to be started _before_ the ACME service.
{ config, pkgs, lib, ... }:
let
softhsm = pkgs.stdenv.mkDerivation rec {
name = "softhsm-${version}";
version = "1.3.8";
src = pkgs.fetchurl {
url = "https://dist.opendnssec.org/source/${name}.tar.gz";
sha256 = "0flmnpkgp65ym7w3qyg78d3fbmvq3aznmi66rgd420n33shf7aif";
};
configureFlags = [ "--with-botan=${pkgs.botan}" ];
buildInputs = [ pkgs.sqlite ];
};
pkcs11-proxy = pkgs.stdenv.mkDerivation {
name = "pkcs11-proxy";
src = pkgs.fetchFromGitHub {
owner = "SUNET";
repo = "pkcs11-proxy";
rev = "944684f78bca0c8da6cabe3fa273fed3db44a890";
sha256 = "1nxgd29y9wmifm11pjcdpd2y293p0dgi0x5ycis55miy97n0f5zy";
};
postPatch = "patchShebangs mksyscalls.sh";
nativeBuildInputs = [ pkgs.cmake ];
buildInputs = [ pkgs.openssl pkgs.libseccomp ];
};
mkGoDep = { goPackagePath, url ? "https://${goPackagePath}", rev, sha256 }: {
inherit goPackagePath;
src = pkgs.fetchgit { inherit url rev sha256; };
};
goose = let
owner = "liamstask";
repo = "goose";
rev = "8488cc47d90c8a502b1c41a462a6d9cc8ee0a895";
version = "20150116";
in pkgs.buildGoPackage rec {
name = "${repo}-${version}";
src = pkgs.fetchFromBitbucket {
name = "${name}-src";
inherit rev owner repo;
sha256 = "1jy0pscxjnxjdg3hj111w21g8079rq9ah2ix5ycxxhbbi3f0wdhs";
};
goPackagePath = "bitbucket.org/${owner}/${repo}";
subPackages = [ "cmd/goose" ];
extraSrcs = map mkGoDep [
{ goPackagePath = "github.com/go-sql-driver/mysql";
rev = "2e00b5cd70399450106cec6431c2e2ce3cae5034";
sha256 = "085g48jq9hzmlcxg122n0c4pi41sc1nn2qpx1vrl2jfa8crsppa5";
}
{ goPackagePath = "github.com/kylelemons/go-gypsy";
rev = "08cad365cd28a7fba23bb1e57aa43c5e18ad8bb8";
sha256 = "1djv7nii3hy451n5jlslk0dblqzb1hia1cbqpdwhnps1g8hqjy8q";
}
{ goPackagePath = "github.com/lib/pq";
rev = "ba5d4f7a35561e22fbdf7a39aa0070f4d460cfc0";
sha256 = "1mfbqw9g00bk24bfmf53wri5c2wqmgl0qh4sh1qv2da13a7cwwg3";
}
{ goPackagePath = "github.com/mattn/go-sqlite3";
rev = "2acfafad5870400156f6fceb12852c281cbba4d5";
sha256 = "1rpgil3w4hh1cibidskv1js898hwz83ps06gh0hm3mym7ki8d5h7";
}
{ goPackagePath = "github.com/ziutek/mymysql";
rev = "0582bcf675f52c0c2045c027fd135bd726048f45";
sha256 = "0bkc9x8sgqbzgdimsmsnhb0qrzlzfv33fgajmmjxl4hcb21qz3rf";
}
{ goPackagePath = "golang.org/x/net";
url = "https://go.googlesource.com/net";
rev = "10c134ea0df15f7e34d789338c7a2d76cc7a3ab9";
sha256 = "14cbr2shl08gyg85n5gj7nbjhrhhgrd52h073qd14j97qcxsakcz";
}
];
};
boulder = let
owner = "letsencrypt";
repo = "boulder";
rev = "9c6a1f2adc4c26d925588f5ae366cfd4efb7813a";
version = "20180129";
in pkgs.buildGoPackage rec {
name = "${repo}-${version}";
src = pkgs.fetchFromGitHub {
name = "${name}-src";
inherit rev owner repo;
sha256 = "09kszswrifm9rc6idfaq0p1mz5w21as2qbc8gd5pphrq9cf9pn55";
};
postPatch = ''
# compat for go < 1.8
sed -i -e 's/time\.Until(\([^)]\+\))/\1.Sub(time.Now())/' \
test/ocsp/helper/helper.go
find test -type f -exec sed -i -e '/libpkcs11-proxy.so/ {
s,/usr/local,${pkcs11-proxy},
}' {} +
sed -i -r \
-e '/^def +install/a \ return True' \
-e 's,exec \./bin/,,' \
test/startservers.py
cat "${snakeOilCa}/ca.key" > test/test-ca.key
cat "${snakeOilCa}/ca.pem" > test/test-ca.pem
'';
# Until vendored pkcs11 is go 1.9 compatible
preBuild = ''
rm -r go/src/github.com/letsencrypt/boulder/vendor/github.com/miekg/pkcs11
'';
extraSrcs = map mkGoDep [
{ goPackagePath = "github.com/miekg/pkcs11";
rev = "6dbd569b952ec150d1425722dbbe80f2c6193f83";
sha256 = "1m8g6fx7df6hf6q6zsbyw1icjmm52dmsx28rgb0h930wagvngfwb";
}
];
goPackagePath = "github.com/${owner}/${repo}";
buildInputs = [ pkgs.libtool ];
};
boulderSource = "${boulder.out}/share/go/src/${boulder.goPackagePath}";
softHsmConf = pkgs.writeText "softhsm.conf" ''
0:/var/lib/softhsm/slot0.db
1:/var/lib/softhsm/slot1.db
'';
snakeOilCa = pkgs.runCommand "snakeoil-ca" {
buildInputs = [ pkgs.openssl ];
allowSubstitutes = false;
} ''
mkdir "$out"
openssl req -newkey rsa:4096 -x509 -sha256 -days 36500 \
-subj '/CN=Snakeoil CA' -nodes \
-out "$out/ca.pem" -keyout "$out/ca.key"
'';
createAndSignCert = fqdn: let
snakeoilCertConf = pkgs.writeText "snakeoil.cnf" ''
[req]
default_bits = 4096
prompt = no
default_md = sha256
req_extensions = req_ext
distinguished_name = dn
[dn]
CN = ${fqdn}
[req_ext]
subjectAltName = DNS:${fqdn}
'';
in pkgs.runCommand "snakeoil-certs-${fqdn}" {
buildInputs = [ pkgs.openssl ];
allowSubstitutes = false;
} ''
mkdir "$out"
openssl genrsa -out "$out/snakeoil.key" 4096
openssl req -new -key "$out/snakeoil.key" \
-config ${lib.escapeShellArg snakeoilCertConf} \
-out snakeoil.csr
openssl x509 -req -in snakeoil.csr -sha256 -set_serial 666 \
-CA "${snakeOilCa}/ca.pem" -CAkey "${snakeOilCa}/ca.key" \
-extfile ${lib.escapeShellArg snakeoilCertConf} \
-out "$out/snakeoil.pem" -days 36500
'';
wfeCerts = createAndSignCert wfeDomain;
wfeDomain = "acme-v01.api.letsencrypt.org";
wfeCertFile = "${wfeCerts}/snakeoil.pem";
wfeKeyFile = "${wfeCerts}/snakeoil.key";
siteCerts = createAndSignCert siteDomain;
siteDomain = "letsencrypt.org";
siteCertFile = "${siteCerts}/snakeoil.pem";
siteKeyFile = "${siteCerts}/snakeoil.key";
# Retrieved via:
# curl -s -I https://acme-v01.api.letsencrypt.org/terms \
# | sed -ne 's/^[Ll]ocation: *//p'
tosUrl = "https://letsencrypt.org/documents/2017.11.15-LE-SA-v1.2.pdf";
tosPath = builtins.head (builtins.match "https?://[^/]+(.*)" tosUrl);
tosFile = pkgs.fetchurl {
url = tosUrl;
sha256 = "0yvyckqzj0b1xi61sypcha82nanizzlm8yqy828h2jbza7cxi26c";
};
resolver = let
message = "You need to define a resolver for the letsencrypt test module.";
firstNS = lib.head config.networking.nameservers;
in if config.networking.nameservers == [] then throw message else firstNS;
cfgDir = pkgs.stdenv.mkDerivation {
name = "boulder-config";
src = "${boulderSource}/test/config";
nativeBuildInputs = [ pkgs.jq ];
phases = [ "unpackPhase" "patchPhase" "installPhase" ];
postPatch = ''
sed -i -e 's/5002/80/' -e 's/5002/443/' va.json
sed -i -e '/listenAddress/s/:4000/:80/' wfe.json
sed -i -r \
-e ${lib.escapeShellArg "s,http://boulder:4000/terms/v1,${tosUrl},g"} \
-e 's,http://(boulder|127\.0\.0\.1):4000,https://${wfeDomain},g' \
-e '/dnsResolver/s/127\.0\.0\.1:8053/${resolver}:53/' \
*.json
if grep 4000 *.json; then exit 1; fi
# Change all ports from 1909X to 909X, because the 1909X range of ports is
# allocated by startservers.py in order to intercept gRPC communication.
sed -i -e 's/\<1\(909[0-9]\)\>/\1/' *.json
# Patch out all additional issuer certs
jq '. + {ca: (.ca + {Issuers:
[.ca.Issuers[] | select(.CertFile == "test/test-ca.pem")]
})}' ca.json > tmp
mv tmp ca.json
'';
installPhase = "cp -r . \"$out\"";
};
components = {
gsb-test-srv.args = "-apikey my-voice-is-my-passport";
gsb-test-srv.waitForPort = 6000;
gsb-test-srv.first = true;
boulder-sa.args = "--config ${cfgDir}/sa.json";
boulder-wfe.args = "--config ${cfgDir}/wfe.json";
boulder-ra.args = "--config ${cfgDir}/ra.json";
boulder-ca.args = "--config ${cfgDir}/ca.json";
boulder-va.args = "--config ${cfgDir}/va.json";
boulder-publisher.args = "--config ${cfgDir}/publisher.json";
boulder-publisher.waitForPort = 9091;
ocsp-updater.args = "--config ${cfgDir}/ocsp-updater.json";
ocsp-updater.after = [ "boulder-publisher" ];
ocsp-responder.args = "--config ${cfgDir}/ocsp-responder.json";
ct-test-srv = {};
mail-test-srv.args = let
key = "${boulderSource}/test/mail-test-srv/minica-key.pem";
crt = "${boulderSource}/test/mail-test-srv/minica.pem";
in
"--closeFirst 5 --cert ${crt} --key ${key}";
};
commonPath = [ softhsm pkgs.mariadb goose boulder ];
mkServices = a: b: with lib; listToAttrs (concatLists (mapAttrsToList a b));
componentServices = mkServices (name: attrs: let
mkSrvName = n: "boulder-${n}.service";
firsts = lib.filterAttrs (lib.const (c: c.first or false)) components;
firstServices = map mkSrvName (lib.attrNames firsts);
firstServicesNoSelf = lib.remove "boulder-${name}.service" firstServices;
additionalAfter = firstServicesNoSelf ++ map mkSrvName (attrs.after or []);
needsPort = attrs ? waitForPort;
inits = map (n: "boulder-init-${n}.service") [ "mysql" "softhsm" ];
portWaiter = {
name = "boulder-${name}";
value = {
description = "Wait For Port ${toString attrs.waitForPort} (${name})";
after = [ "boulder-real-${name}.service" "bind.service" ];
requires = [ "boulder-real-${name}.service" ];
requiredBy = [ "boulder.service" ];
serviceConfig.Type = "oneshot";
serviceConfig.RemainAfterExit = true;
script = let
netcat = "${pkgs.netcat-openbsd}/bin/nc";
portCheck = "${netcat} -z 127.0.0.1 ${toString attrs.waitForPort}";
in "while ! ${portCheck}; do :; done";
};
};
in lib.optional needsPort portWaiter ++ lib.singleton {
name = if needsPort then "boulder-real-${name}" else "boulder-${name}";
value = {
description = "Boulder ACME Component (${name})";
after = inits ++ additionalAfter;
requires = inits;
requiredBy = [ "boulder.service" ];
path = commonPath;
environment.GORACE = "halt_on_error=1";
environment.SOFTHSM_CONF = softHsmConf;
environment.PKCS11_PROXY_SOCKET = "tcp://127.0.0.1:5657";
serviceConfig.WorkingDirectory = boulderSource;
serviceConfig.ExecStart = "${boulder}/bin/${name} ${attrs.args or ""}";
serviceConfig.Restart = "on-failure";
};
}) components;
in {
imports = [ ./resolver.nix ];
options.test-support.letsencrypt.caCert = lib.mkOption {
type = lib.types.path;
description = ''
A certificate file to use with the <literal>nodes</literal> attribute to
inject the snakeoil CA certificate used in the ACME server into
<option>security.pki.certificateFiles</option>.
'';
};
config = {
test-support = {
resolver.enable = let
isLocalResolver = config.networking.nameservers == [ "127.0.0.1" ];
in lib.mkOverride 900 isLocalResolver;
letsencrypt.caCert = "${snakeOilCa}/ca.pem";
};
# This has priority 140, because modules/testing/test-instrumentation.nix
# already overrides this with priority 150.
networking.nameservers = lib.mkOverride 140 [ "127.0.0.1" ];
networking.firewall.enable = false;
networking.extraHosts = ''
127.0.0.1 ${toString [
"sa.boulder" "ra.boulder" "wfe.boulder" "ca.boulder" "va.boulder"
"publisher.boulder" "ocsp-updater.boulder" "admin-revoker.boulder"
"boulder" "boulder-mysql" wfeDomain
]}
${config.networking.primaryIPAddress} ${wfeDomain} ${siteDomain}
'';
services.mysql.enable = true;
services.mysql.package = pkgs.mariadb;
services.nginx.enable = true;
services.nginx.recommendedProxySettings = true;
# This fixes the test on i686
services.nginx.commonHttpConfig = ''
server_names_hash_bucket_size 64;
'';
services.nginx.virtualHosts.${wfeDomain} = {
onlySSL = true;
enableACME = false;
sslCertificate = wfeCertFile;
sslCertificateKey = wfeKeyFile;
locations."/".proxyPass = "http://127.0.0.1:80";
};
services.nginx.virtualHosts.${siteDomain} = {
onlySSL = true;
enableACME = false;
sslCertificate = siteCertFile;
sslCertificateKey = siteKeyFile;
locations.${tosPath}.extraConfig = "alias ${tosFile};";
};
systemd.services = {
pkcs11-daemon = {
description = "PKCS11 Daemon";
after = [ "boulder-init-softhsm.service" ];
before = map (n: "${n}.service") (lib.attrNames componentServices);
wantedBy = [ "multi-user.target" ];
environment.SOFTHSM_CONF = softHsmConf;
environment.PKCS11_DAEMON_SOCKET = "tcp://127.0.0.1:5657";
serviceConfig.ExecStart = let
softhsmLib = "${softhsm}/lib/softhsm/libsofthsm.so";
in "${pkcs11-proxy}/bin/pkcs11-daemon ${softhsmLib}";
};
boulder-init-mysql = {
description = "Boulder ACME Init (MySQL)";
after = [ "mysql.service" ];
serviceConfig.Type = "oneshot";
serviceConfig.RemainAfterExit = true;
serviceConfig.WorkingDirectory = boulderSource;
path = commonPath;
script = "${pkgs.bash}/bin/sh test/create_db.sh";
};
boulder-init-softhsm = {
description = "Boulder ACME Init (SoftHSM)";
environment.SOFTHSM_CONF = softHsmConf;
serviceConfig.Type = "oneshot";
serviceConfig.RemainAfterExit = true;
serviceConfig.WorkingDirectory = boulderSource;
preStart = "mkdir -p /var/lib/softhsm";
path = commonPath;
script = ''
softhsm --slot 0 --init-token \
--label intermediate --pin 5678 --so-pin 1234
softhsm --slot 0 --import test/test-ca.key \
--label intermediate_key --pin 5678 --id FB
softhsm --slot 1 --init-token \
--label root --pin 5678 --so-pin 1234
softhsm --slot 1 --import test/test-root.key \
--label root_key --pin 5678 --id FA
'';
};
boulder = {
description = "Boulder ACME Server";
after = map (n: "${n}.service") (lib.attrNames componentServices);
wantedBy = [ "multi-user.target" ];
serviceConfig.Type = "oneshot";
serviceConfig.RemainAfterExit = true;
script = let
ports = lib.range 8000 8005 ++ lib.singleton 80;
netcat = "${pkgs.netcat-openbsd}/bin/nc";
mkPortCheck = port: "${netcat} -z 127.0.0.1 ${toString port}";
checks = "(${lib.concatMapStringsSep " && " mkPortCheck ports})";
in "while ! ${checks}; do :; done";
};
} // componentServices;
};
}