nixpkgs/nixos/tests/cloud-init.nix

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{ system ? builtins.currentSystem,
config ? {},
pkgs ? import ../.. { inherit system config; }
}:
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with import ../lib/testing-python.nix { inherit system pkgs; };
with pkgs.lib;
let
metadataDrive = pkgs.stdenv.mkDerivation {
name = "metadata";
buildCommand = ''
mkdir -p $out/iso
cat << EOF > $out/iso/user-data
#cloud-config
write_files:
- content: |
cloudinit
path: /tmp/cloudinit-write-file
EOF
cat << EOF > $out/iso/meta-data
instance-id: iid-local01
local-hostname: "test"
public-keys:
- "should be a key!"
EOF
${pkgs.cdrkit}/bin/genisoimage -volid cidata -joliet -rock -o $out/metadata.iso $out/iso
'';
};
in makeTest {
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name = "cloud-init";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ lewo ];
};
machine =
{ ... }:
{
virtualisation.qemu.options = [ "-cdrom" "${metadataDrive}/metadata.iso" ];
services.cloud-init.enable = true;
};
testScript = ''
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machine.start()
machine.wait_for_unit("cloud-init.service")
machine.succeed("cat /tmp/cloudinit-write-file | grep -q 'cloudinit'")
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machine.wait_until_succeeds(
"cat /root/.ssh/authorized_keys | grep -q 'should be a key!'"
)
'';
}