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|
{ nixpkgs, system, overlay }:
with import (nixpkgs + "/nixos/lib/testing.nix") {
inherit system;
extraConfigurations = [ { nixpkgs.overlays = [ overlay ]; } ];
};
let
# Generate a fake root CA and a fake github.com certificate.
cert = pkgs.runCommand "cert" { buildInputs = [ pkgs.openssl ]; }
''
mkdir -p $out
openssl genrsa -out ca.key 2048
openssl req -new -x509 -days 36500 -key ca.key \
-subj "/C=NL/ST=Denial/L=Springfield/O=Dis/CN=Root CA" -out $out/ca.crt
openssl req -newkey rsa:2048 -nodes -keyout $out/server.key \
-subj "/C=CN/ST=Denial/L=Springfield/O=Dis/CN=github.com" -out server.csr
openssl x509 -req -extfile <(printf "subjectAltName=DNS:api.github.com,DNS:github.com,DNS:raw.githubusercontent.com") \
-days 36500 -in server.csr -CA $out/ca.crt -CAkey ca.key -CAcreateserial -out $out/server.crt
'';
registry = pkgs.writeTextFile {
name = "registry";
text = ''
{
"flakes": {
"nixpkgs": {
"uri": "github:NixOS/nixpkgs"
}
},
"version": 1
}
'';
destination = "/flake-registry.json";
};
api = pkgs.runCommand "nixpkgs-flake" {}
''
mkdir -p $out/tarball
dir=NixOS-nixpkgs-${nixpkgs.shortRev}
cp -prd ${nixpkgs} $dir
# Set the correct timestamp in the tarball.
find $dir -print0 | xargs -0 touch -t ${builtins.substring 0 12 nixpkgs.lastModified}.${builtins.substring 12 2 nixpkgs.lastModified} --
tar cfz $out/tarball/${nixpkgs.rev} $dir
mkdir -p $out/commits
echo '{"sha": "${nixpkgs.rev}"}' > $out/commits/master
'';
in
makeTest (
{
nodes =
{ # Impersonate github.com and api.github.com.
github =
{ config, pkgs, ... }:
{ networking.firewall.allowedTCPPorts = [ 80 443 ];
services.httpd.enable = true;
services.httpd.adminAddr = "foo@example.org";
services.httpd.extraConfig = ''
ErrorLog syslog:local6
'';
services.httpd.virtualHosts =
[ { hostName = "github.com";
enableSSL = true;
sslServerKey = "${cert}/server.key";
sslServerCert = "${cert}/server.crt";
servedDirs =
[ { urlPath = "/NixOS/flake-registry/raw/master";
dir = registry;
}
];
}
{ hostName = "api.github.com";
enableSSL = true;
sslServerKey = "${cert}/server.key";
sslServerCert = "${cert}/server.crt";
servedDirs =
[ { urlPath = "/repos/NixOS/nixpkgs";
dir = api;
}
];
}
];
};
client =
{ config, lib, pkgs, nodes, ... }:
{ virtualisation.writableStore = true;
virtualisation.pathsInNixDB = [ pkgs.hello pkgs.fuse ];
nix.binaryCaches = lib.mkForce [ ];
nix.extraOptions = "experimental-features = nix-command flakes";
environment.systemPackages = [ pkgs.jq ];
networking.hosts.${(builtins.head nodes.github.config.networking.interfaces.eth1.ipv4.addresses).address} =
[ "github.com" "api.github.com" "raw.githubusercontent.com" ];
security.pki.certificateFiles = [ "${cert}/ca.crt" ];
};
};
testScript = { nodes }:
''
use POSIX qw(strftime);
startAll;
$github->waitForUnit("httpd.service");
$client->succeed("curl -v https://github.com/ >&2");
$client->succeed("nix flake list | grep nixpkgs");
$client->succeed("nix flake info nixpkgs --json | jq -r .revision") eq "${nixpkgs.rev}\n"
or die "revision mismatch";
$client->succeed("nix flake pin nixpkgs");
$client->succeed("nix flake info nixpkgs --tarball-ttl 0 >&2");
# Shut down the web server. The flake should be cached on the client.
$github->succeed("systemctl stop httpd.service");
my $date = $client->succeed("nix flake info nixpkgs --json | jq -M .lastModified");
strftime("%Y%m%d%H%M%S", gmtime($date)) eq "${nixpkgs.lastModified}" or die "time mismatch";
$client->succeed("nix build nixpkgs#hello");
# The build shouldn't fail even with --tarball-ttl 0 (the server
# being down should not be a fatal error).
$client->succeed("nix build nixpkgs#fuse --tarball-ttl 0");
'';
})
|
