oci-image: init scripts to build and upload image

Add image configuration for Oracle Cloud Infrastructure and scripts to
build and upload the image as a Custom Image.

1 files changed, 39 insertions, 0 deletions

diff --git a/nixos/modules/virtualisation/oci-common.nix b/nixos/modules/virtualisation/oci-common.nix
new file mode 100644
index 00000000000..f6327445a32
--- /dev/null
+++ b/nixos/modules/virtualisation/oci-common.nix
@@ -0,0 +1,39 @@
+{ lib, pkgs, ... }:
+
+with lib;
+{
+  imports = [ ../profiles/qemu-guest.nix ];
+
+  # Taken from /proc/cmdline of Ubuntu 20.04.2 LTS on OCI
+  boot.kernelParams = [
+    "console=tty1"
+    "console=ttyS0"
+    "nvme.shutdown_timeout=10"
+    "libiscsi.debug_libiscsi_eh=1"
+    "crash_kexec_post_notifiers"
+  ];
+
+  boot.growPartition = true;
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-label/nixos";
+    fsType = "ext4";
+    autoResize = true;
+  };
+
+  boot.loader.grub = {
+    version = 2;
+    device = "/dev/sda";
+    splashImage = null;
+    extraConfig = ''
+      serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1
+      terminal_input --append serial
+      terminal_output --append serial
+    '';
+  };
+
+  # https://docs.oracle.com/en-us/iaas/Content/Compute/Tasks/configuringntpservice.htm#Configuring_the_Oracle_Cloud_Infrastructure_NTP_Service_for_an_Instance
+  networking.timeServers = [ "169.254.169.254" ];
+
+  services.openssh.enable = true;
+}