diff options
author | Dan Peebles <pumpkin@me.com> | 2015-05-27 06:12:26 +0000 |
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committer | Dan Peebles <pumpkingod@gmail.com> | 2015-06-11 22:54:04 -0400 |
commit | b6c589b2da2b46aed1dc2950ffae07437606bbff (patch) | |
tree | d351b6e96264a3daee242374ef110e5258282998 /nixos/tests/ec2.nix | |
parent | bb3db4e6534d26b0be2d3ef8113e8b34463a80d0 (diff) |
Simple EC2 user-data VM test
Diffstat (limited to 'nixos/tests/ec2.nix')
-rw-r--r-- | nixos/tests/ec2.nix | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/nixos/tests/ec2.nix b/nixos/tests/ec2.nix new file mode 100644 index 000000000000..7ea9b3d07f72 --- /dev/null +++ b/nixos/tests/ec2.nix @@ -0,0 +1,96 @@ +{ system ? builtins.currentSystem }: + +with import ../lib/testing.nix { inherit system; }; +with import ../lib/qemu-flags.nix; +with pkgs.lib; + +let + image = + (import ../lib/eval-config.nix { + inherit system; + modules = [ + ../maintainers/scripts/ec2/amazon-hvm-config.nix + ../../nixos/modules/testing/test-instrumentation.nix + { boot.initrd.kernelModules = [ "virtio" "virtio_blk" "virtio_pci" "virtio_ring" ]; } + ]; + }).config.system.build.amazonImage; + + makeEc2Test = { name, userData, script, hostname ? "ec2-instance", sshPublicKey ? null }: + let + metaData = pkgs.stdenv.mkDerivation { + name = "metadata"; + buildCommand = '' + mkdir -p $out/2011-01-01 + ln -s ${pkgs.writeText "userData" userData} $out/2011-01-01/user-data + mkdir -p $out/1.0/meta-data + echo "${hostname}" > $out/1.0/meta-data/hostname + '' + optionalString (sshPublicKey != null) '' + mkdir -p $out/1.0/meta-data/public-keys/0 + ln -s ${pkgs.writeText "sshPublicKey" sshPublicKey} $out/1.0/meta-data/public-keys/0/openssh-key + ''; + }; + in makeTest { + name = "ec2-" + name; + nodes = {}; + testScript = + '' + use File::Temp qw/ tempfile /; + my ($fh, $filename) = tempfile(); + + `qemu-img create -f qcow2 -o backing_file=${image}/nixos.img $filename`; + + my $startCommand = "qemu-kvm -m 768 -net nic -net 'user,net=169.254.0.0/16,guestfwd=tcp:169.254.169.254:80-cmd:${pkgs.micro-httpd}/bin/micro_httpd ${metaData}'"; + $startCommand .= " -drive file=" . Cwd::abs_path($filename) . ",if=virtio,werror=report"; + $startCommand .= " \$QEMU_OPTS"; + + my $machine = createMachine({ startCommand => $startCommand }); + ${script} + ''; + }; + + snakeOilPrivateKey = [ + "-----BEGIN EC PRIVATE KEY-----" + "MHcCAQEEIHQf/khLvYrQ8IOika5yqtWvI0oquHlpRLTZiJy5dRJmoAoGCCqGSM49" + "AwEHoUQDQgAEKF0DYGbBwbj06tA3fd/+yP44cvmwmHBWXZCKbS+RQlAKvLXMWkpN" + "r1lwMyJZoSGgBHoUahoYjTh9/sJL7XLJtA==" + "-----END EC PRIVATE KEY-----" + ]; + + snakeOilPublicKey = pkgs.lib.concatStrings [ + "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHA" + "yNTYAAABBBChdA2BmwcG49OrQN33f/sj+OHL5sJhwVl2Qim0vkUJQCry1zFpKTa" + "9ZcDMiWaEhoAR6FGoaGI04ff7CS+1yybQ= snakeoil" + ]; +in { + bootEc2NixOps = makeEc2Test { + name = "nixops-userdata"; + sshPublicKey = snakeOilPublicKey; # That's right folks! My user's key is also the host key! + + userData = '' + SSH_HOST_DSA_KEY_PUB:${snakeOilPublicKey} + SSH_HOST_DSA_KEY:${pkgs.lib.concatStringsSep "|" snakeOilPrivateKey} + ''; + script = '' + $machine->start; + $machine->waitForFile("/root/user-data"); + $machine->waitForUnit("sshd.service"); + + # We have no keys configured on the client side yet, so this should fail + $machine->fail("ssh -o BatchMode=yes localhost exit"); + + # Let's install our client private key + $machine->succeed("mkdir -p ~/.ssh"); + ${concatMapStrings (s: "$machine->succeed('echo ${s} >> ~/.ssh/id_ecdsa');") snakeOilPrivateKey} + $machine->succeed("chmod 600 ~/.ssh/id_ecdsa"); + + # We haven't configured the host key yet, so this should still fail + $machine->fail("ssh -o BatchMode=yes localhost exit"); + + # Add the host key; ssh should finally succeed + $machine->succeed("echo localhost,127.0.0.1 ${snakeOilPublicKey} > ~/.ssh/known_hosts"); + $machine->succeed("ssh -o BatchMode=yes localhost exit"); + + $machine->shutdown; + ''; + }; +} |