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victoria-metrics-k8s-stack.tf
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victoria-metrics-k8s-stack.tf
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locals {
victoria-metrics-k8s-stack = merge(
local.helm_defaults,
{
name = local.helm_dependencies[index(local.helm_dependencies.*.name, "victoria-metrics-k8s-stack")].name
chart = local.helm_dependencies[index(local.helm_dependencies.*.name, "victoria-metrics-k8s-stack")].name
repository = local.helm_dependencies[index(local.helm_dependencies.*.name, "victoria-metrics-k8s-stack")].repository
chart_version = local.helm_dependencies[index(local.helm_dependencies.*.name, "victoria-metrics-k8s-stack")].version
namespace = "monitoring"
enabled = false
allowed_cidrs = ["0.0.0.0/0"]
default_network_policy = true
install_prometheus_operator_crds = true
},
var.victoria-metrics-k8s-stack
)
values_victoria-metrics-k8s-stack = <<VALUES
grafana:
adminPassword: ${join(",", random_string.grafana_password.*.result)}
prometheus-node-exporter:
priorityClassName: ${local.priority-class-ds["create"] ? kubernetes_priority_class.kubernetes_addons_ds[0].metadata[0].name : ""}
victoria-metrics-operator:
createCRD: false
operator:
disable_prometheus_converter: false
enable_converter_ownership: true
useCustomConfigReloader: true
vmsingle:
spec:
extraArgs:
maxLabelsPerTimeseries: "50"
vmagent:
spec:
externalLabels:
cluster: ${var.cluster-name}
serviceScrapeNamespaceSelector: {}
podScrapeNamespaceSelector: {}
podScrapeSelector: {}
serviceScrapeSelector: {}
nodeScrapeSelector: {}
nodeScrapeNamespaceSelector: {}
staticScrapeSelector: {}
staticScrapeNamespaceSelector: {}
VALUES
}
resource "kubernetes_namespace" "victoria-metrics-k8s-stack" {
count = local.victoria-metrics-k8s-stack["enabled"] ? 1 : 0
metadata {
labels = {
name = local.victoria-metrics-k8s-stack["namespace"]
"${local.labels_prefix}/component" = "monitoring"
}
name = local.victoria-metrics-k8s-stack["namespace"]
}
}
resource "helm_release" "victoria-metrics-k8s-stack" {
count = local.victoria-metrics-k8s-stack["enabled"] ? 1 : 0
repository = local.victoria-metrics-k8s-stack["repository"]
name = local.victoria-metrics-k8s-stack["name"]
chart = local.victoria-metrics-k8s-stack["chart"]
version = local.victoria-metrics-k8s-stack["chart_version"]
timeout = local.victoria-metrics-k8s-stack["timeout"]
force_update = local.victoria-metrics-k8s-stack["force_update"]
recreate_pods = local.victoria-metrics-k8s-stack["recreate_pods"]
wait = local.victoria-metrics-k8s-stack["wait"]
atomic = local.victoria-metrics-k8s-stack["atomic"]
cleanup_on_fail = local.victoria-metrics-k8s-stack["cleanup_on_fail"]
dependency_update = local.victoria-metrics-k8s-stack["dependency_update"]
disable_crd_hooks = local.victoria-metrics-k8s-stack["disable_crd_hooks"]
disable_webhooks = local.victoria-metrics-k8s-stack["disable_webhooks"]
render_subchart_notes = local.victoria-metrics-k8s-stack["render_subchart_notes"]
replace = local.victoria-metrics-k8s-stack["replace"]
reset_values = local.victoria-metrics-k8s-stack["reset_values"]
reuse_values = local.victoria-metrics-k8s-stack["reuse_values"]
skip_crds = local.victoria-metrics-k8s-stack["skip_crds"]
verify = local.victoria-metrics-k8s-stack["verify"]
values = compact([
local.values_victoria-metrics-k8s-stack,
local.kong["enabled"] ? local.values_dashboard_kong : null,
local.cert-manager["enabled"] ? local.values_dashboard_cert-manager : null,
local.ingress-nginx["enabled"] ? local.values_dashboard_ingress-nginx : null,
local.values_dashboard_node_exporter,
local.victoria-metrics-k8s-stack["extra_values"]
])
namespace = kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]
depends_on = [
helm_release.ingress-nginx,
]
}
resource "kubernetes_network_policy" "victoria-metrics-k8s-stack_default_deny" {
count = local.victoria-metrics-k8s-stack["enabled"] && local.victoria-metrics-k8s-stack["default_network_policy"] ? 1 : 0
metadata {
name = "${kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]}-default-deny"
namespace = kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]
}
spec {
pod_selector {
}
policy_types = ["Ingress"]
}
}
resource "kubernetes_network_policy" "victoria-metrics-k8s-stack_allow_namespace" {
count = local.victoria-metrics-k8s-stack["enabled"] && local.victoria-metrics-k8s-stack["default_network_policy"] ? 1 : 0
metadata {
name = "${kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]}-allow-namespace"
namespace = kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]
}
spec {
pod_selector {
}
ingress {
from {
namespace_selector {
match_labels = {
name = kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]
}
}
}
}
policy_types = ["Ingress"]
}
}
resource "kubernetes_network_policy" "victoria-metrics-k8s-stack_allow_ingress" {
count = local.victoria-metrics-k8s-stack["enabled"] && local.victoria-metrics-k8s-stack["default_network_policy"] ? 1 : 0
metadata {
name = "${kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]}-allow-ingress"
namespace = kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]
}
spec {
pod_selector {
}
ingress {
from {
namespace_selector {
match_labels = {
"${local.labels_prefix}/component" = "ingress"
}
}
}
}
policy_types = ["Ingress"]
}
}
resource "kubernetes_network_policy" "victoria-metrics-k8s-stack_allow_control_plane" {
count = local.victoria-metrics-k8s-stack["enabled"] && local.victoria-metrics-k8s-stack["default_network_policy"] ? 1 : 0
metadata {
name = "${kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]}-allow-control-plane"
namespace = kubernetes_namespace.victoria-metrics-k8s-stack.*.metadata.0.name[count.index]
}
spec {
pod_selector {
match_expressions {
key = "app"
operator = "In"
values = ["${local.victoria-metrics-k8s-stack["name"]}-operator"]
}
}
ingress {
ports {
port = "10250"
protocol = "TCP"
}
dynamic "from" {
for_each = local.victoria-metrics-k8s-stack["allowed_cidrs"]
content {
ip_block {
cidr = from.value
}
}
}
}
policy_types = ["Ingress"]
}
}