77 lines
3.5 KiB
HCL
77 lines
3.5 KiB
HCL
locals {
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system = var.system
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rpm = var.rpm
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release = var.release
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latest = (var.release == "latest" ? true : false)
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sem = (local.latest ? [] : regex("v([0-9]+)\\.([0-9]+)\\.([0-9]+)", var.release)) # extracts the semver from the release string
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kube = (local.latest ? "" : "${local.sem[0]}.${local.sem[1]}") # build the major.minor version of kubernetes
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arch = var.arch
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os = (local.rpm ? var.os : "") # should be rhel, but should only be used when downloading RPMs
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os_version = (local.rpm ? var.os_version : "") # should only be used when downloading RPMs
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install_url = "https://raw.githubusercontent.com/rancher/rke2/master/install.sh"
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rpm_os = (local.os == "rhel" ? "centos" : local.os)
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rpm_arch = (local.arch == "amd64" ? "x86_64" : local.arch)
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rpm_url = "https://rpm.rancher.io/rke2/stable/${local.kube}/${local.os}/${local.os_version}"
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rpm_release = (local.latest ? "" : "${local.sem[0]}.${local.sem[1]}.${local.sem[2]}~rke2r1-0.el${local.os_version}.${local.arch}")
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selected_assets = (can(data.github_release.selected[0].assets) ? { for a in data.github_release.selected[0].assets : a.name => a.browser_download_url } : {})
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latest_assets = (can(data.github_release.latest.assets) ? { for a in data.github_release.latest.assets : a.name => a.browser_download_url } : {})
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assets = (local.latest ? local.latest_assets : local.selected_assets)
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base_files = {
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"rke2-images.${local.system}-${local.arch}.tar.gz" = local.assets["rke2-images.${local.system}-${local.arch}.tar.gz"],
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"rke2.${local.system}-${local.arch}.tar.gz" = local.assets["rke2.${local.system}-${local.arch}.tar.gz"],
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"sha256sum-${local.arch}.txt" = local.assets["sha256sum-${local.arch}.txt"],
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"install.sh" = local.install_url,
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}
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files = (local.rpm ? merge(local.base_files, {
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"rke2-common.rpm" = "${local.rpm_url}/${local.rpm_arch}/rke2-common-${local.rpm_release}.rpm",
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"rke2-server.rpm" = "${local.rpm_url}/${local.rpm_arch}/rke2-server-${local.rpm_release}.rpm",
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"rke2-agent.rpm" = "${local.rpm_url}/${local.rpm_arch}/rke2-agent-${local.rpm_release}.rpm",
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"rke2-selinux.rpm" = "${local.rpm_url}/noarch/rke2-selinux-0.15-1.el${local.os_version}.noarch.rpm",
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}) : local.base_files)
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path = abspath(var.path)
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}
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data "github_release" "selected" {
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count = (local.latest ? 0 : 1)
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repository = "rke2"
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owner = "rancher"
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retrieve_by = "tag"
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release_tag = local.release
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}
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data "github_release" "latest" {
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repository = "rke2"
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owner = "rancher"
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retrieve_by = "latest"
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}
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# create a directory to download the files to if path does not exist
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resource "local_file" "download_dir" {
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depends_on = [
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data.github_release.latest,
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data.github_release.selected,
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]
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filename = "${local.path}/README.md"
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content = <<-EOT
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# RKE2 Downloads
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This directory is used to download the RKE2 installer and images.
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EOT
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directory_permission = "0755"
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file_permission = "0644"
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}
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# requires curl to be installed in the environment running terraform
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resource "null_resource" "download" {
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depends_on = [
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data.github_release.selected,
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data.github_release.latest,
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local_file.download_dir,
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]
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for_each = local.files
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provisioner "local-exec" {
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command = <<-EOT
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curl -L -s -o ${abspath("${local.path}/${each.key}")} ${each.value}
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EOT
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}
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}
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