7f1d9ff543
* Add k8s_allowed_remote_ips variable Useful for defining CIDRs allowed to initiate a SSH connection when you don't want to use a bastion. * Add TF_VAR_k8s_allowed_remote_ips variable to tf-apply-ovh
333 lines
12 KiB
HCL
333 lines
12 KiB
HCL
resource "openstack_compute_keypair_v2" "k8s" {
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name = "kubernetes-${var.cluster_name}"
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public_key = "${chomp(file(var.public_key_path))}"
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}
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resource "openstack_networking_secgroup_v2" "k8s_master" {
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name = "${var.cluster_name}-k8s-master"
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description = "${var.cluster_name} - Kubernetes Master"
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}
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resource "openstack_networking_secgroup_rule_v2" "k8s_master" {
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direction = "ingress"
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ethertype = "IPv4"
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protocol = "tcp"
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port_range_min = "6443"
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port_range_max = "6443"
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remote_ip_prefix = "0.0.0.0/0"
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security_group_id = "${openstack_networking_secgroup_v2.k8s_master.id}"
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}
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resource "openstack_networking_secgroup_v2" "bastion" {
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name = "${var.cluster_name}-bastion"
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count = "${var.number_of_bastions ? 1 : 0}"
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description = "${var.cluster_name} - Bastion Server"
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}
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resource "openstack_networking_secgroup_rule_v2" "bastion" {
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count = "${var.number_of_bastions ? length(var.bastion_allowed_remote_ips) : 0}"
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direction = "ingress"
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ethertype = "IPv4"
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protocol = "tcp"
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port_range_min = "22"
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port_range_max = "22"
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remote_ip_prefix = "${var.bastion_allowed_remote_ips[count.index]}"
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security_group_id = "${openstack_networking_secgroup_v2.bastion.id}"
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}
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resource "openstack_networking_secgroup_v2" "k8s" {
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name = "${var.cluster_name}-k8s"
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description = "${var.cluster_name} - Kubernetes"
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}
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resource "openstack_networking_secgroup_rule_v2" "k8s" {
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direction = "ingress"
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ethertype = "IPv4"
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remote_group_id = "${openstack_networking_secgroup_v2.k8s.id}"
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security_group_id = "${openstack_networking_secgroup_v2.k8s.id}"
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}
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resource "openstack_networking_secgroup_rule_v2" "k8s_allowed_remote_ips" {
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count = "${length(var.k8s_allowed_remote_ips)}"
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direction = "ingress"
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ethertype = "IPv4"
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protocol = "tcp"
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port_range_min = "22"
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port_range_max = "22"
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remote_ip_prefix = "${var.k8s_allowed_remote_ips[count.index]}"
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security_group_id = "${openstack_networking_secgroup_v2.k8s.id}"
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}
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resource "openstack_networking_secgroup_v2" "worker" {
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name = "${var.cluster_name}-k8s-worker"
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description = "${var.cluster_name} - Kubernetes worker nodes"
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}
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resource "openstack_networking_secgroup_rule_v2" "worker" {
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count = "${length(var.worker_allowed_ports)}"
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direction = "ingress"
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ethertype = "IPv4"
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protocol = "${lookup(var.worker_allowed_ports[count.index], "protocol", "tcp")}"
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port_range_min = "${lookup(var.worker_allowed_ports[count.index], "port_range_min")}"
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port_range_max = "${lookup(var.worker_allowed_ports[count.index], "port_range_max")}"
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remote_ip_prefix = "${lookup(var.worker_allowed_ports[count.index], "remote_ip_prefix", "0.0.0.0/0")}"
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security_group_id = "${openstack_networking_secgroup_v2.worker.id}"
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}
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resource "openstack_compute_instance_v2" "bastion" {
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name = "${var.cluster_name}-bastion-${count.index+1}"
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count = "${var.number_of_bastions}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_bastion}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s.name}",
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"${openstack_networking_secgroup_v2.bastion.name}",
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"default",
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]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "bastion"
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depends_on = "${var.network_id}"
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}
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provisioner "local-exec" {
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command = "sed s/USER/${var.ssh_user}/ contrib/terraform/openstack/ansible_bastion_template.txt | sed s/BASTION_ADDRESS/${var.bastion_fips[0]}/ > contrib/terraform/group_vars/no-floating.yml"
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}
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}
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resource "openstack_compute_instance_v2" "k8s_master" {
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name = "${var.cluster_name}-k8s-master-${count.index+1}"
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count = "${var.number_of_k8s_masters}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_k8s_master}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}",
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"${openstack_networking_secgroup_v2.k8s.name}",
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"default",
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]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "etcd,kube-master,${var.supplementary_master_groups},k8s-cluster,vault"
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depends_on = "${var.network_id}"
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}
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provisioner "local-exec" {
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command = "sed s/USER/${var.ssh_user}/ contrib/terraform/openstack/ansible_bastion_template.txt | sed s/BASTION_ADDRESS/${element( concat(var.bastion_fips, var.k8s_master_fips), 0)}/ > contrib/terraform/group_vars/no-floating.yml"
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}
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}
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resource "openstack_compute_instance_v2" "k8s_master_no_etcd" {
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name = "${var.cluster_name}-k8s-master-ne-${count.index+1}"
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count = "${var.number_of_k8s_masters_no_etcd}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_k8s_master}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}",
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"${openstack_networking_secgroup_v2.k8s.name}",
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"default",
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]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "kube-master,${var.supplementary_master_groups},k8s-cluster,vault"
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depends_on = "${var.network_id}"
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}
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provisioner "local-exec" {
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command = "sed s/USER/${var.ssh_user}/ contrib/terraform/openstack/ansible_bastion_template.txt | sed s/BASTION_ADDRESS/${element( concat(var.bastion_fips, var.k8s_master_fips), 0)}/ > contrib/terraform/group_vars/no-floating.yml"
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}
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}
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resource "openstack_compute_instance_v2" "etcd" {
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name = "${var.cluster_name}-etcd-${count.index+1}"
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count = "${var.number_of_etcd}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_etcd}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s.name}"]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "etcd,vault,no-floating"
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depends_on = "${var.network_id}"
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}
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}
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resource "openstack_compute_instance_v2" "k8s_master_no_floating_ip" {
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name = "${var.cluster_name}-k8s-master-nf-${count.index+1}"
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count = "${var.number_of_k8s_masters_no_floating_ip}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_k8s_master}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}",
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"${openstack_networking_secgroup_v2.k8s.name}",
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"default",
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]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "etcd,kube-master,${var.supplementary_master_groups},k8s-cluster,vault,no-floating"
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depends_on = "${var.network_id}"
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}
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}
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resource "openstack_compute_instance_v2" "k8s_master_no_floating_ip_no_etcd" {
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name = "${var.cluster_name}-k8s-master-ne-nf-${count.index+1}"
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count = "${var.number_of_k8s_masters_no_floating_ip_no_etcd}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_k8s_master}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s_master.name}",
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"${openstack_networking_secgroup_v2.k8s.name}",
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]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "kube-master,${var.supplementary_master_groups},k8s-cluster,vault,no-floating"
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depends_on = "${var.network_id}"
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}
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}
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resource "openstack_compute_instance_v2" "k8s_node" {
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name = "${var.cluster_name}-k8s-node-${count.index+1}"
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count = "${var.number_of_k8s_nodes}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_k8s_node}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s.name}",
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"${openstack_networking_secgroup_v2.worker.name}",
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"default",
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]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "kube-node,k8s-cluster,${var.supplementary_node_groups}"
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depends_on = "${var.network_id}"
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}
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provisioner "local-exec" {
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command = "sed s/USER/${var.ssh_user}/ contrib/terraform/openstack/ansible_bastion_template.txt | sed s/BASTION_ADDRESS/${element( concat(var.bastion_fips, var.k8s_node_fips), 0)}/ > contrib/terraform/group_vars/no-floating.yml"
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}
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}
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resource "openstack_compute_instance_v2" "k8s_node_no_floating_ip" {
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name = "${var.cluster_name}-k8s-node-nf-${count.index+1}"
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count = "${var.number_of_k8s_nodes_no_floating_ip}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image}"
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flavor_id = "${var.flavor_k8s_node}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s.name}",
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"${openstack_networking_secgroup_v2.worker.name}",
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"default",
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]
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metadata = {
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ssh_user = "${var.ssh_user}"
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kubespray_groups = "kube-node,k8s-cluster,no-floating,${var.supplementary_node_groups}"
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depends_on = "${var.network_id}"
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}
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}
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resource "openstack_compute_floatingip_associate_v2" "bastion" {
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count = "${var.number_of_bastions}"
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floating_ip = "${var.bastion_fips[count.index]}"
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instance_id = "${element(openstack_compute_instance_v2.bastion.*.id, count.index)}"
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}
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resource "openstack_compute_floatingip_associate_v2" "k8s_master" {
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count = "${var.number_of_k8s_masters}"
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instance_id = "${element(openstack_compute_instance_v2.k8s_master.*.id, count.index)}"
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floating_ip = "${var.k8s_master_fips[count.index]}"
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}
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resource "openstack_compute_floatingip_associate_v2" "k8s_node" {
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count = "${var.number_of_k8s_nodes}"
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floating_ip = "${var.k8s_node_fips[count.index]}"
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instance_id = "${element(openstack_compute_instance_v2.k8s_node.*.id, count.index)}"
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}
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resource "openstack_blockstorage_volume_v2" "glusterfs_volume" {
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name = "${var.cluster_name}-glusterfs_volume-${count.index+1}"
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count = "${var.number_of_gfs_nodes_no_floating_ip}"
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description = "Non-ephemeral volume for GlusterFS"
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size = "${var.gfs_volume_size_in_gb}"
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}
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resource "openstack_compute_instance_v2" "glusterfs_node_no_floating_ip" {
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name = "${var.cluster_name}-gfs-node-nf-${count.index+1}"
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count = "${var.number_of_gfs_nodes_no_floating_ip}"
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availability_zone = "${element(var.az_list, count.index)}"
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image_name = "${var.image_gfs}"
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flavor_id = "${var.flavor_gfs_node}"
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key_pair = "${openstack_compute_keypair_v2.k8s.name}"
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network {
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name = "${var.network_name}"
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}
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security_groups = ["${openstack_networking_secgroup_v2.k8s.name}",
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"default",
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]
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metadata = {
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ssh_user = "${var.ssh_user_gfs}"
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kubespray_groups = "gfs-cluster,network-storage,no-floating"
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depends_on = "${var.network_id}"
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}
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}
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resource "openstack_compute_volume_attach_v2" "glusterfs_volume" {
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count = "${var.number_of_gfs_nodes_no_floating_ip}"
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instance_id = "${element(openstack_compute_instance_v2.glusterfs_node_no_floating_ip.*.id, count.index)}"
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volume_id = "${element(openstack_blockstorage_volume_v2.glusterfs_volume.*.id, count.index)}"
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}
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