Revert "Switch to cloud-init for host initialization"
This reverts commit5f7d47783b. This reverts commit33c62d0c42.
This commit is contained in:
Marco Nenciarini
parent
33c62d0c42
commit
830ca14118
@ -145,9 +145,9 @@ locals {
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"[ -e /etc/rancher/k3s/k3s.yaml ] && exit 0",
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]
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install_k3s_server = concat(local.common_commands_install_k3s, ["curl -sfL https://get.k3s.io | INSTALL_K3S_SKIP_START=true INSTALL_K3S_CHANNEL=${var.initial_k3s_channel} INSTALL_K3S_EXEC=server sh -"])
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install_k3s_server = concat(local.common_commands_install_k3s, ["curl -sfL https://get.k3s.io | INSTALL_K3S_SKIP_SELINUX_RPM=true INSTALL_K3S_SKIP_START=true INSTALL_K3S_CHANNEL=${var.initial_k3s_channel} INSTALL_K3S_EXEC=server sh -"])
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install_k3s_agent = concat(local.common_commands_install_k3s, ["curl -sfL https://get.k3s.io | INSTALL_K3S_SKIP_START=true INSTALL_K3S_CHANNEL=${var.initial_k3s_channel} INSTALL_K3S_EXEC=agent sh -"])
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install_k3s_agent = concat(local.common_commands_install_k3s, ["curl -sfL https://get.k3s.io | INSTALL_K3S_SKIP_SELINUX_RPM=true INSTALL_K3S_SKIP_START=true INSTALL_K3S_CHANNEL=${var.initial_k3s_channel} INSTALL_K3S_EXEC=agent sh -"])
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agent_nodepools = merge([
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for nodepool_name, nodepool_obj in var.agent_nodepools : {
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@ -15,7 +15,60 @@ locals {
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"set -ex",
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"apt-get update",
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"apt-get install -y aria2",
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"aria2c --follow-metalink=mem https://download.opensuse.org/tumbleweed/appliances/openSUSE-MicroOS.x86_64-OpenStack-Cloud.qcow2.meta4",
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"aria2c --follow-metalink=mem https://download.opensuse.org/tumbleweed/appliances/openSUSE-MicroOS.x86_64-kvm-and-xen.qcow2.meta4",
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"qemu-img convert -p -f qcow2 -O host_device $(ls -a | grep -ie '^opensuse.*microos.*qcow2$') /dev/sda",
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"sgdisk -e /dev/sda",
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"parted -s /dev/sda resizepart 4 99%",
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"parted -s /dev/sda mkpart primary ext2 99% 100%",
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"partprobe /dev/sda && udevadm settle && fdisk -l /dev/sda",
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"mount /dev/sda4 /mnt/ && btrfs filesystem resize max /mnt && umount /mnt",
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"mke2fs -L ignition /dev/sda5",
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"mount /dev/sda5 /mnt",
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"mkdir /mnt/ignition",
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"cp /root/config.ign /mnt/ignition/config.ign",
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"mkdir /mnt/combustion",
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"cp /root/script /mnt/combustion/script",
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"umount /mnt"
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]
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ignition_config = jsonencode({
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ignition = {
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version = "3.0.0"
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}
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passwd = {
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users = [{
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name = "root"
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sshAuthorizedKeys = concat([local.ssh_public_key], var.additional_public_keys)
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}]
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}
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storage = {
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files = [
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{
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path = "/etc/sysconfig/network/ifcfg-eth1"
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mode = 420
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overwrite = true
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contents = { "source" = "data:,BOOTPROTO%3D%27dhcp%27%0ASTARTMODE%3D%27auto%27" }
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},
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{
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path = "/etc/ssh/sshd_config.d/kube-hetzner.conf"
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mode = 420
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overwrite = true
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contents = { "source" = "data:,PasswordAuthentication%20no%0AX11Forwarding%20no%0AMaxAuthTries%202%0AAllowTcpForwarding%20no%0AAllowAgentForwarding%20no%0AAuthorizedKeysFile%20.ssh%2Fauthorized_keys" }
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}
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]
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}
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})
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combustion_script = <<EOF
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#!/bin/bash
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sed -i 's#NETCONFIG_NIS_SETDOMAINNAME="yes"#NETCONFIG_NIS_SETDOMAINNAME="no"#g' /etc/sysconfig/network/config
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sed -i 's#WAIT_FOR_INTERFACES="30"#WAIT_FOR_INTERFACES="60"#g' /etc/sysconfig/network/config
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sed -i 's#CHECK_DUPLICATE_IP="yes"#CHECK_DUPLICATE_IP="no"#g' /etc/sysconfig/network/config
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# combustion: network
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rpm --import https://rpm.rancher.io/public.key
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zypper refresh
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zypper --gpg-auto-import-keys install -y https://rpm.rancher.io/k3s/stable/common/microos/noarch/k3s-selinux-0.4-1.sle.noarch.rpm
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udevadm settle || true
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EOF
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}
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@ -8,20 +8,10 @@ resource "hcloud_server" "server" {
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ssh_keys = var.ssh_keys
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firewall_ids = var.firewall_ids
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placement_group_id = var.placement_group_id
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user_data = data.template_cloudinit_config.config.rendered
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labels = var.labels
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# Prevent destroying the whole cluster if the user changes
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# any of the attributes that force to recreate the servers.
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lifecycle {
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ignore_changes = [
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location,
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ssh_keys,
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user_data,
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]
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}
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connection {
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user = "root"
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private_key = local.ssh_private_key
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@ -29,6 +19,17 @@ resource "hcloud_server" "server" {
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host = self.ipv4_address
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}
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provisioner "file" {
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content = local.ignition_config
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destination = "/root/config.ign"
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}
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# Combustion script file to install k3s-selinux
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provisioner "file" {
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content = local.combustion_script
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destination = "/root/script"
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}
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# Install MicroOS
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provisioner "remote-exec" {
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inline = local.microOS_install_commands
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@ -49,6 +50,17 @@ resource "hcloud_server" "server" {
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done
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EOT
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}
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provisioner "remote-exec" {
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inline = [
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# Disable automatic reboot (after transactional updates), and configure the reboot method as kured
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"set -ex",
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"rebootmgrctl set-strategy off",
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"echo 'REBOOT_METHOD=kured' > /etc/transactional-update.conf",
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# set the hostname
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"hostnamectl set-hostname ${self.name}"
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]
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}
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}
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resource "hcloud_server_network" "server" {
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@ -56,33 +68,3 @@ resource "hcloud_server_network" "server" {
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server_id = hcloud_server.server.id
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subnet_id = var.ipv4_subnet_id
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}
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data "template_cloudinit_config" "config" {
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gzip = true
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base64_encode = true
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# Main cloud-config configuration file.
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part {
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filename = "init.cfg"
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content_type = "text/cloud-config"
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content = templatefile(
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"${path.module}/templates/userdata.yaml.tpl",
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{
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hostname = var.name
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sshAuthorizedKeys = concat([local.ssh_public_key], var.additional_public_keys)
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}
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)
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}
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# Initialization script (runs at every reboot)
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part {
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content_type = "text/cloud-boothook"
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filename = "boothook.sh"
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content = templatefile(
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"${path.module}/templates/boothook.sh.tpl",
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{
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hostname = var.name
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}
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)
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}
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}
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@ -1,5 +0,0 @@
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#!/bin/sh
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#cloud-boothook
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# Fix hostname after reboot
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hostnamectl hostname "${hostname}"
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@ -1,45 +0,0 @@
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#cloud-config
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write_files:
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# Configure private network
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- content: |
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BOOTPROTO='dhcp'
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STARTMODE='auto'
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path: /etc/sysconfig/network/ifcfg-eth1
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# Disable ssh password authentication
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- content: |
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PasswordAuthentication no
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X11Forwarding no
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MaxAuthTries 2
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AllowTcpForwarding no
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AllowAgentForwarding no
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AuthorizedKeysFile .ssh/authorized_keys
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path: /etc/ssh/sshd_config.d/kube-hetzner.conf
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# Setting the right reboot mode
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- content: |
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REBOOT_METHOD=kured
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path: /etc/transactional-update.conf
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append: true
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# Add ssh authorized keys
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ssh_authorized_keys:
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%{ for key in sshAuthorizedKeys ~}
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- ${key}
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%{ endfor ~}
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runcmd:
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# Activate the private network
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- systemctl reload network
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# Activate ssh configuration
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- systemctl reload sshd
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# Fix hostname (during first boot)
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- hostnamectl hostname ${hostname}
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# Finishing automatic reboot via Kured setup
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- systemctl reload transactional-update
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- rebootmgrctl set-strategy off
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@ -12,9 +12,5 @@ terraform {
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source = "tenstad/remote"
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version = "~> 0.0.23"
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}
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template = {
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source = "hashicorp/template"
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version = "~> 2.2.0"
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}
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}
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}
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