nova-image: add amazon-init module to the nova image
This allows the VM to provide a `configuration.nix` file to the VM. The test doesn't work in sandbox because it needs Internet (however it works interactively).
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@ -8,6 +8,7 @@ with lib;
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../profiles/headless.nix
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../profiles/headless.nix
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# The Openstack Metadata service exposes data on an EC2 API also.
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# The Openstack Metadata service exposes data on an EC2 API also.
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./ec2-data.nix
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./ec2-data.nix
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./amazon-init.nix
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];
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];
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config = {
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config = {
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@ -32,7 +33,7 @@ with lib;
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path = [ pkgs.wget ];
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path = [ pkgs.wget ];
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description = "Fetch Metadata on startup";
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description = "Fetch Metadata on startup";
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wantedBy = [ "multi-user.target" ];
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wantedBy = [ "multi-user.target" ];
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before = [ "apply-ec2-data.service" ];
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before = [ "apply-ec2-data.service" "amazon-init.service"];
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wants = [ "network-online.target" ];
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wants = [ "network-online.target" ];
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after = [ "network-online.target" ];
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after = [ "network-online.target" ];
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script =
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script =
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@ -19,12 +19,11 @@ let
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];
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];
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}).config.system.build.novaImage;
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}).config.system.build.novaImage;
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in
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in {
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makeEc2Test {
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metadata = makeEc2Test {
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name = "nova-ec2-metadata";
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name = "nova-ec2-metadata";
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inherit image;
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inherit image;
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sshPublicKey = snakeOilPublicKey; # That's right folks! My user's key is also the host key!
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sshPublicKey = snakeOilPublicKey;
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userData = ''
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userData = ''
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SSH_HOST_ED25519_KEY_PUB:${snakeOilPublicKey}
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SSH_HOST_ED25519_KEY_PUB:${snakeOilPublicKey}
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SSH_HOST_ED25519_KEY:${replaceStrings ["\n"] ["|"] snakeOilPrivateKey}
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SSH_HOST_ED25519_KEY:${replaceStrings ["\n"] ["|"] snakeOilPrivateKey}
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@ -57,4 +56,29 @@ in
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$machine->start;
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$machine->start;
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$machine->waitForFile("/etc/ec2-metadata/user-data");
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$machine->waitForFile("/etc/ec2-metadata/user-data");
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'';
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'';
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}
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};
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userdata = makeEc2Test {
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name = "nova-ec2-metadata";
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inherit image;
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sshPublicKey = snakeOilPublicKey;
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userData = ''
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{ pkgs, ... }:
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{
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imports = [
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<nixpkgs/nixos/modules/virtualisation/nova-config.nix>
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<nixpkgs/nixos/modules/testing/test-instrumentation.nix>
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<nixpkgs/nixos/modules/profiles/qemu-guest.nix>
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];
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environment.etc.testFile = {
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text = "whoa";
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};
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}
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'';
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script = ''
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$machine->start;
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$machine->waitForFile("/etc/testFile");
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$machine->succeed("cat /etc/testFile | grep -q 'whoa'");
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'';
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};
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}
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