96 lines
3.3 KiB
HCL
96 lines
3.3 KiB
HCL
# Prometheus server with data volume and floating IP
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# Data volume for Prometheus (SSD)
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resource "openstack_blockstorage_volume_v3" "prometheus_data_vol" {
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name = local.prometheus_server_data.vol_data_name
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size = local.prometheus_server_data.vol_data_size
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volume_type = "CephSSD"
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enable_online_resize = true
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}
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# Port in the main private network
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resource "openstack_networking_port_v2" "prometheus_server_port" {
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name = "${local.prometheus_server_data.name}-port"
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admin_state_up = true
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network_id = local.main_private_network_id
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security_group_ids = [
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openstack_networking_secgroup_v2.default.id,
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openstack_networking_secgroup_v2.restricted_web.id,
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openstack_networking_secgroup_v2.prometheus_access_from_grafana.id
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]
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fixed_ip {
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subnet_id = local.main_private_subnet_id
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ip_address = local.basic_services_ip.prometheus
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}
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}
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# Prometheus server instance
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resource "openstack_compute_instance_v2" "prometheus_server" {
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name = local.prometheus_server_data.name
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availability_zone_hints = local.availability_zones_names.availability_zone_no_gpu
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flavor_name = local.prometheus_server_data.flavor
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key_pair = module.ssh_settings.ssh_key_name
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block_device {
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uuid = local.ubuntu_2404.uuid
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source_type = "image"
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volume_size = 10
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boot_index = 0
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destination_type = "volume"
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delete_on_termination = false
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}
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network {
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port = openstack_networking_port_v2.prometheus_server_port.id
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}
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user_data = file("${local.ubuntu2404_data_file}")
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# Do not replace the instance when the ssh key changes
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lifecycle {
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ignore_changes = [
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key_pair, user_data, network
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]
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}
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}
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# Attach data volume to Prometheus server
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resource "openstack_compute_volume_attach_v2" "prometheus_data_attach_vol" {
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instance_id = openstack_compute_instance_v2.prometheus_server.id
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volume_id = openstack_blockstorage_volume_v3.prometheus_data_vol.id
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device = local.prometheus_server_data.vol_data_device
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}
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# Floating IP and DNS record
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resource "openstack_networking_floatingip_v2" "prometheus_server_ip" {
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pool = local.floating_ip_pools.main_public_ip_pool
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description = "Prometheus server"
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}
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resource "openstack_networking_floatingip_associate_v2" "prometheus_server" {
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floating_ip = openstack_networking_floatingip_v2.prometheus_server_ip.address
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port_id = openstack_networking_port_v2.prometheus_server_port.id
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}
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locals {
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prometheus_recordset_name = "${local.prometheus_server_data.name}.${local.dns_zone.name}"
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alertmanager_recordset_name = "alertmanager.${local.dns_zone.name}"
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}
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resource "openstack_dns_recordset_v2" "prometheus_server_recordset" {
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zone_id = local.dns_zone_id
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name = local.prometheus_recordset_name
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description = "Public IP address of the Prometheus server"
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ttl = 8600
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type = "A"
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records = [openstack_networking_floatingip_v2.prometheus_server_ip.address]
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}
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resource "openstack_dns_recordset_v2" "alertmanager_server_recordset" {
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zone_id = local.dns_zone_id
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name = local.alertmanager_recordset_name
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description = "Prometheus alertmanager"
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ttl = 8600
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type = "CNAME"
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records = [local.prometheus_recordset_name]
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}
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