Add Google Compute Platform Packer template

packer/images.json.pkr.hcl

@@ -63,6 +63,29 @@ source "azure-arm" "cos" {
   }
 }
 
+source "googlecompute" "cos" {
+  project_id                = var.gcp_project_id
+  source_image_family       = var.gcp_source_image
+  ssh_password              = var.root_password
+  ssh_username              = var.root_username
+  zone                      = var.gcp_location
+  disk_size                 = var.gcp_disk_size
+  enable_secure_boot        = false
+  image_name                = "${lower(var.name)}-${replace(var.cos_version, "+", "-")}-${formatdate("DDMMYYYY", timestamp())}-${substr(var.git_sha, 0, 7)}-${var.flavor}"
+  image_description         = "${var.name}-${replace(var.cos_version, "+", "-")}-${formatdate("DDMMYYYY", timestamp())}-${substr(var.git_sha, 0, 7)}-${var.flavor}"
+  image_labels = {
+    name          = "${lower(var.name)}"
+    version       = var.cos_version
+    flavor        = var.flavor
+    git_sha       = var.git_sha  # use full sha here
+  }
+  image_storage_locations   = [var.gcp_image_storage_location]
+  machine_type              = var.gcp_machine_type
+  metadata_files = {
+    user-data = var.gcp_user_data_file
+  }
+}
+
 source "qemu" "cos" {
   accelerator            = "${var.accelerator}"
   boot_wait              = "${var.sleep}"
@@ -104,22 +127,22 @@ source "virtualbox-iso" "cos" {
 build {
   description = "cOS"
 
-  sources = ["source.amazon-ebs.cos", "source.qemu.cos", "source.virtualbox-iso.cos", "source.azure-arm.cos"]
+  sources = ["source.amazon-ebs.cos", "source.qemu.cos", "source.virtualbox-iso.cos", "source.azure-arm.cos", "source.googlecompute.cos"]
 
   provisioner "file" {
-    except = ["amazon-ebs.cos", "azure-arm.cos"]
+    except = ["amazon-ebs.cos", "azure-arm.cos", "googlecompute.cos"]
     destination = "/90_custom.yaml"
     source      = "config.yaml"
   }
 
   provisioner "file" {
-    except = ["amazon-ebs.cos", "azure-arm.cos"]
+    except = ["amazon-ebs.cos", "azure-arm.cos", "googlecompute.cos"]
     destination = "/vagrant.yaml"
     source      = "vagrant.yaml"
   }
 
   provisioner "shell" {
-    except = ["amazon-ebs.cos", "azure-arm.cos"]
+    except = ["amazon-ebs.cos", "azure-arm.cos", "googlecompute.cos"]
     inline = ["INTERACTIVE=false cos-installer --config /90_custom.yaml /dev/sda",
       "if [ -n \"${var.feature}\" ]; then mount /dev/disk/by-label/COS_OEM /oem; cos-feature enable ${var.feature}; fi"
     ]
@@ -135,6 +158,15 @@ build {
     pause_after = "30s"
   }
 
+  provisioner "shell" {
+    only = ["googlecompute.cos"]
+    inline = [
+      "${var.gcp_cos_deploy_args}",
+      "sync"
+    ]
+    pause_after = "30s"
+  }
+
   provisioner "shell" {
     only = ["azure-arm.cos"]
     inline = [

packer/user-data/aws.yaml

@@ -13,4 +13,4 @@ stages:
             filesystem: ext4
           - fsLabel: COS_PERSISTENT
             pLabel: persistent
-            filesystem: ext4
+            filesystem: ext4

packer/user-data/gcp.yaml

@@ -0,0 +1,16 @@
+name: "Default deployment"
+stages:
+  rootfs.after:
+    - if: '[ -f "/run/cos/recovery_mode" ]'
+      name: "Repart image"
+      layout:
+        device:
+          label: COS_RECOVERY
+        add_partitions:
+          - fsLabel: COS_STATE
+            size: 9192
+            pLabel: state
+            filesystem: ext4
+          - fsLabel: COS_PERSISTENT
+            pLabel: persistent
+            filesystem: ext4

packer/variables.pkr.hcl

@@ -164,6 +164,53 @@ variable "aws_cos_deploy_args" {
   description = "Arguments to execute while provisioning cloud images with packer. This will use the shell provisioner"
 }
 
+variable "gcp_source_image" {
+  type = string
+  default = "cos-vanilla"
+  description = "Image family to use as source. The lastest of the given family is used"
+}
+
+variable "gcp_location" {
+  type = string
+  default = "europe-west3-a"
+  description = "Zone used for the build process"
+}
+
+variable "gcp_image_storage_location" {
+  type = string
+  default = "eu"
+  description = "Location for the resulting image"
+}
+
+variable "gcp_disk_size" {
+  type = number
+  default = 16
+  description = "Size in of the disk in GB"
+}
+
+variable "gcp_machine_type" {
+  type = string
+  default = "n1-standard-1"
+  description = "Instance type to use"
+}
+
+variable "gcp_user_data_file" {
+  type = string
+  default = "user-data/gcp.yaml"
+  description = "Path to the user-data file to boot the base instance with"
+}
+
+variable "gcp_cos_deploy_args" {
+  type = string
+  default = "cos-deploy"
+  description = "Arguments to execute while provisioning cloud images with packer. This will use the shell provisioner"
+}
+
+variable "gcp_project_id" {
+  type = string
+  description = "Project to look for the image family"
+}
+
 variable "cos_version" {
   type    = string
   default = "latest"