chore: install local cloud-init packages in ubuntu packer

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

vhdbuilder/packer/install-dependencies.sh

@@ -46,6 +46,30 @@ echo ""
 echo "Components downloaded in this VHD build (some of the below components might get deleted during cluster provisioning if they are not needed):" >> ${VHD_LOGS_FILEPATH}
 capture_benchmark "${SCRIPT_NAME}_source_packer_files_and_declare_variables"
 
+installLocalCloudInitPackages() {
+  local package_dir="/home/packer/cloud-init-packages"
+  local cloud_init_base_pkg
+  local cloud_init_azure_pkg
+  local cloud_init_pkg
+
+  if [ "$OS" != "$UBUNTU_OS_NAME" ] || [ ! -d "$package_dir" ]; then
+    return 0
+  fi
+
+  cloud_init_base_pkg=$(find "$package_dir" -maxdepth 1 -type f -name 'cloud-init-base*.deb' | sort -V | tail -n 1)
+  cloud_init_azure_pkg=$(find "$package_dir" -maxdepth 1 -type f -name 'cloud-init-azure*.deb' | sort -V | tail -n 1)
+  cloud_init_pkg=$(find "$package_dir" -maxdepth 1 -type f -name 'cloud-init_*.deb' | sort -V | tail -n 1)
+
+  if [ -z "$cloud_init_base_pkg" ] || [ -z "$cloud_init_azure_pkg" ] || [ -z "$cloud_init_pkg" ]; then
+    echo "Missing one or more cloud-init packages in $package_dir"
+    return 1
+  fi
+
+  echo "Installing cloud-init packages from $package_dir"
+  wait_for_apt_locks
+  dpkg -i "$cloud_init_base_pkg" "$cloud_init_azure_pkg" "$cloud_init_pkg"
+}
+
 echo "Logging the kernel after purge and reinstall + reboot: $(uname -r)"
 # fix grub issue with cvm by reinstalling before other deps
 # other VHDs use grub-pc, not grub-efi
@@ -86,9 +110,12 @@ else
           journalctl --no-pager -u $apt_package
           exit $ERR_APT_INSTALL_TIMEOUT
       fi
-  done
+    done
 fi
 
+installLocalCloudInitPackages || exit 1
+capture_benchmark "${SCRIPT_NAME}_install_local_cloud_init_packages"
+
 CHRONYD_DIR=/etc/systemd/system/chronyd.service.d
 
 mkdir -p "${CHRONYD_DIR}"

vhdbuilder/packer/vhd-image-builder-base.json

@@ -81,6 +81,7 @@
     {
       "type": "shell",
       "inline": [
+        "mkdir -p /home/packer/cloud-init-packages",
         "sudo mkdir -p /opt/azure/containers",
         "sudo mkdir -p /opt/scripts",
         "sudo mkdir -p /opt/certs"
@@ -116,6 +117,21 @@
       "source": "parts/linux/cloud-init/artifacts/cloud-init-status-check.sh",
       "destination": "/home/packer/cloud-init-status-check.sh"
     },
+    {
+      "type": "file",
+      "source": "vhdbuilder/packer/cloud-init-packages/cloud-init-base_all.deb",
+      "destination": "/home/packer/cloud-init-packages/cloud-init-base_all.deb"
+    },
+    {
+      "type": "file",
+      "source": "vhdbuilder/packer/cloud-init-packages/cloud-init-azure_all.deb",
+      "destination": "/home/packer/cloud-init-packages/cloud-init-azure_all.deb"
+    },
+    {
+      "type": "file",
+      "source": "vhdbuilder/packer/cloud-init-packages/cloud-init_all.deb",
+      "destination": "/home/packer/cloud-init-packages/cloud-init_all.deb"
+    },
     {
       "type": "file",
       "source": "vhdbuilder/packer/prefetch.sh",