vms/recipes/alpine/kubernetes.pkr.hcl

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HCL
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2022-12-06 15:44:25 +01:00
#Flavour kubernetes
build {
name = "kubernetes"
description = <<EOF
This builder builds a QEMU image from the base build output. The goal here is to install ${local.Kubernetes.Name}
with it's provisionning.
EOF
source "source.qemu.alpine" {
output_directory = "${var.output_dir}/${var.version}/provisionned/${local.Kubernetes.Name}"
vm_name = "${local.output_name}-${var.version}-${local.Kubernetes.Name}.img"
iso_url = "${var.output_dir}/${var.version}/base/${local.output_name}-${var.version}.img"
iso_checksum = "none"
disk_size = 20480
disk_image = true
boot_command = [ "<enter><enter><wait>" ]
ssh_clear_authorized_keys = true
}
// Install templater and bootstraper
provisioner "shell" {
script = "${local.locations.provisionning}/templater-install.sh"
}
// Copy configuration values on the image
provisioner "shell" {
inline = [
"sh -cx 'mkdir -p ${local.builder_config.TemplateDir}'",
"sh -cx 'mkdir -p ${local.builder_config.ValueDir}'"
]
}
// Copy configuration templates to the image
provisioner "file" {
destination = "${local.builder_config.TemplateDir}/"
source = "${local.locations.templates}/conf/${build.name}/"
}
// Copy configuration values on the image
provisioner "file" {
destination = "${local.builder_config.ValueDir}/${build.name}.json"
content = "${jsonencode(local.Kubernetes)}"
}
// Copy Sharemetrics script
provisioner "file" {
destination = "/etc/local.d/sharemetrics.start"
source = "${local.locations.provisionning}/conf/${build.name}/sharemetrics.start"
}
provisioner "file" {
destination = "/etc/local.d/initkubernetes.start"
source = "${local.locations.provisionning}/conf/${build.name}/initkubernetes.start"
}
provisioner "shell" {
inline = [
"chmod +x /etc/local.d/sharemetrics.start",
"chmod +x /etc/local.d/initkubernetes.start"
]
}
// Generate default configuration for kubernetes
provisioner "shell" {
max_retries = 3
inline = [ "sh -cx '/usr/local/bin/btr -c ${local.builder_config.ValueDir}/ -t ${local.builder_config.TemplateDir}'" ]
}
// Complete kubernetes install
provisioner "shell" {
expect_disconnect = true
max_retries = 6
script = "${local.locations.provisionning}/${build.name}.sh"
}
// Install OpenNebula context tool
provisioner "shell" {
script = "${local.locations.provisionning}/one-context.sh"
}
// Deploy the opennebula context script to manage configuration
provisioner "file" {
destination = "/etc/one-context.d/net-96-templater"
source = "${local.locations.provisionning}/conf/one-context/net-96-templater"
}
provisioner "shell" {
inline = [
"chmod +x /etc/one-context.d/net-96-templater"
]
}
provisioner "shell" {
inline = [
"service docker start",
"service containerd start",
"sleep 5",
"kubeadm config images pull" ]
}
post-processor "shell-local" {
inline = [
"/bin/sh ${path.cwd}/post-processors/sparsify.sh ${var.output_dir}/${var.version}/provisionned/${local.Kubernetes.Name} ${var.image_version}",
"ruby ${local.locations.tools}/one-templates -t image -m 640 -T ${local.locations.templates}/one/image/common.tpl -n ${local.output_name}-${var.version}-${local.Kubernetes.Name} -c '${local.Kubernetes.Name} base image' --image-file ${var.output_dir}/${var.version}/provisionned/${local.Kubernetes.Name}/${local.output_name}-${var.version}-${local.Kubernetes.Name}.img",
"ruby ${local.locations.tools}/one-templates -t vm -m 640 -T ${local.locations.templates}/one/vm/kubeleader.xml -n ${local.output_name}-${var.version}-${local.Kubernetes.Name}Leader --image-name ${local.output_name}-${var.version}-${local.Kubernetes.Name}",
"ruby ${local.locations.tools}/one-templates -t vm -m 640 -T ${local.locations.templates}/one/vm/kubemaster.xml -n ${local.output_name}-${var.version}-${local.Kubernetes.Name}Master --image-name ${local.output_name}-${var.version}-${local.Kubernetes.Name}",
"ruby ${local.locations.tools}/one-templates -t vm -m 640 -T ${local.locations.templates}/one/vm/kubeworker.xml -n ${local.output_name}-${var.version}-${local.Kubernetes.Name}Worker --image-name ${local.output_name}-${var.version}-${local.Kubernetes.Name}",
"ruby ${local.locations.tools}/one-templates -t service -m 640 -T ${local.locations.templates}/one/service/${build.name}-cluster.json -n ${build.name}-cluster-${local.output_name}-${var.version} --vm-name ${local.output_name}-${var.version}-${local.Kubernetes.Name}",
]
}
}