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feat: add prometheus exporters (particuleio#18)
- add prometheus-adapter - add prometheus-blackbox-exporter - add prometheus-cloudwatch-exporter Signed-off-by: Kevin Lefevre <[email protected]>
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| Original file line number | Diff line number | Diff line change |
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| ../../prometheus-adapter.tf |
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| ../../prometheus-blackbox-exporter.tf |
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| Original file line number | Diff line number | Diff line change |
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| locals { | ||
| prometheus-cloudwatch-exporter = merge( | ||
| local.helm_defaults, | ||
| { | ||
| name = "prometheus-cloudwatch-exporter" | ||
| namespace = "monitoring" | ||
| chart = "prometheus-cloudwatch-exporter" | ||
| repository = "https://prometheus-community.github.io/helm-charts" | ||
| create_ns = false | ||
| enabled = false | ||
| chart_version = "0.14.1" | ||
| default_network_policy = true | ||
| service_account_name = "prometheus-cloudwatch-exporter" | ||
| create_iam_resources_irsa = true | ||
| iam_policy_override = null | ||
| }, | ||
| var.prometheus-cloudwatch-exporter | ||
| ) | ||
|
|
||
| values_prometheus-cloudwatch-exporter = <<-VALUES | ||
| serviceMonitor: | ||
| enabled: ${local.kube-prometheus-stack["enabled"]} | ||
| aws: | ||
| role: "${local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["create_iam_resources_irsa"] ? module.iam_assumable_role_prometheus-cloudwatch-exporter.this_iam_role_arn : ""}" | ||
| serviceAccount: | ||
| name: ${local.prometheus-cloudwatch-exporter["service_account_name"]} | ||
| annotations: | ||
| eks.amazonaws.com/role-arn: "${local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["create_iam_resources_irsa"] ? module.iam_assumable_role_prometheus-cloudwatch-exporter.this_iam_role_arn : ""}" | ||
| VALUES | ||
| } | ||
|
|
||
| module "iam_assumable_role_prometheus-cloudwatch-exporter" { | ||
| source = "terraform-aws-modules/iam/aws//modules/iam-assumable-role-with-oidc" | ||
| version = "~> 3.0" | ||
| create_role = local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["create_iam_resources_irsa"] | ||
| role_name = "tf-${var.cluster-name}-${local.prometheus-cloudwatch-exporter["name"]}-irsa" | ||
| provider_url = replace(var.eks["cluster_oidc_issuer_url"], "https://", "") | ||
| role_policy_arns = local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["create_iam_resources_irsa"] ? [aws_iam_policy.prometheus-cloudwatch-exporter[0].arn] : [] | ||
| number_of_role_policy_arns = 1 | ||
| oidc_fully_qualified_subjects = ["system:serviceaccount:${local.prometheus-cloudwatch-exporter["namespace"]}:${local.prometheus-cloudwatch-exporter["service_account_name"]}"] | ||
| tags = local.tags | ||
| } | ||
|
|
||
| resource "aws_iam_policy" "prometheus-cloudwatch-exporter" { | ||
| count = local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["create_iam_resources_irsa"] ? 1 : 0 | ||
| name = "tf-${var.cluster-name}-${local.prometheus-cloudwatch-exporter["name"]}" | ||
| policy = local.prometheus-cloudwatch-exporter["iam_policy_override"] == null ? data.aws_iam_policy_document.prometheus-cloudwatch-exporter.json : local.prometheus-cloudwatch-exporter["iam_policy_override"] | ||
| } | ||
|
|
||
| data "aws_iam_policy_document" "prometheus-cloudwatch-exporter" { | ||
| statement { | ||
| effect = "Allow" | ||
|
|
||
| actions = [ | ||
| "cloudwatch:ListMetrics", | ||
| "cloudwatch:GetMetricStatistics", | ||
| "tag:GetResources" | ||
| ] | ||
|
|
||
| resources = ["*"] | ||
| } | ||
| } | ||
|
|
||
| resource "kubernetes_namespace" "prometheus-cloudwatch-exporter" { | ||
| count = local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["create_ns"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| labels = { | ||
| name = local.prometheus-cloudwatch-exporter["namespace"] | ||
| "${local.labels_prefix}/component" = "monitoring" | ||
| } | ||
|
|
||
| name = local.prometheus-cloudwatch-exporter["namespace"] | ||
| } | ||
| } | ||
|
|
||
| resource "helm_release" "prometheus-cloudwatch-exporter" { | ||
| count = local.prometheus-cloudwatch-exporter["enabled"] ? 1 : 0 | ||
| repository = local.prometheus-cloudwatch-exporter["repository"] | ||
| name = local.prometheus-cloudwatch-exporter["name"] | ||
| chart = local.prometheus-cloudwatch-exporter["chart"] | ||
| version = local.prometheus-cloudwatch-exporter["chart_version"] | ||
| timeout = local.prometheus-cloudwatch-exporter["timeout"] | ||
| force_update = local.prometheus-cloudwatch-exporter["force_update"] | ||
| recreate_pods = local.prometheus-cloudwatch-exporter["recreate_pods"] | ||
| wait = local.prometheus-cloudwatch-exporter["wait"] | ||
| atomic = local.prometheus-cloudwatch-exporter["atomic"] | ||
| cleanup_on_fail = local.prometheus-cloudwatch-exporter["cleanup_on_fail"] | ||
| dependency_update = local.prometheus-cloudwatch-exporter["dependency_update"] | ||
| disable_crd_hooks = local.prometheus-cloudwatch-exporter["disable_crd_hooks"] | ||
| disable_webhooks = local.prometheus-cloudwatch-exporter["disable_webhooks"] | ||
| render_subchart_notes = local.prometheus-cloudwatch-exporter["render_subchart_notes"] | ||
| replace = local.prometheus-cloudwatch-exporter["replace"] | ||
| reset_values = local.prometheus-cloudwatch-exporter["reset_values"] | ||
| reuse_values = local.prometheus-cloudwatch-exporter["reuse_values"] | ||
| skip_crds = local.prometheus-cloudwatch-exporter["skip_crds"] | ||
| verify = local.prometheus-cloudwatch-exporter["verify"] | ||
| values = [ | ||
| local.values_prometheus-cloudwatch-exporter, | ||
| local.prometheus-cloudwatch-exporter["extra_values"] | ||
| ] | ||
| namespace = local.prometheus-cloudwatch-exporter["create_ns"] ? kubernetes_namespace.prometheus-cloudwatch-exporter.*.metadata.0.name[count.index] : local.prometheus-cloudwatch-exporter["namespace"] | ||
|
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| depends_on = [ | ||
| helm_release.kube-prometheus-stack | ||
| ] | ||
| } | ||
|
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| resource "kubernetes_network_policy" "prometheus-cloudwatch-exporter_default_deny" { | ||
| count = local.prometheus-cloudwatch-exporter["create_ns"] && local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["default_network_policy"] ? 1 : 0 | ||
|
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| metadata { | ||
| name = "${kubernetes_namespace.prometheus-cloudwatch-exporter.*.metadata.0.name[count.index]}-default-deny" | ||
| namespace = kubernetes_namespace.prometheus-cloudwatch-exporter.*.metadata.0.name[count.index] | ||
| } | ||
|
|
||
| spec { | ||
| pod_selector { | ||
| } | ||
| policy_types = ["Ingress"] | ||
| } | ||
| } | ||
|
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||
| resource "kubernetes_network_policy" "prometheus-cloudwatch-exporter_allow_namespace" { | ||
| count = local.prometheus-cloudwatch-exporter["create_ns"] && local.prometheus-cloudwatch-exporter["enabled"] && local.prometheus-cloudwatch-exporter["default_network_policy"] ? 1 : 0 | ||
|
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||
| metadata { | ||
| name = "${kubernetes_namespace.prometheus-cloudwatch-exporter.*.metadata.0.name[count.index]}-allow-namespace" | ||
| namespace = kubernetes_namespace.prometheus-cloudwatch-exporter.*.metadata.0.name[count.index] | ||
| } | ||
|
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||
| spec { | ||
| pod_selector { | ||
| } | ||
|
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| ingress { | ||
| from { | ||
| namespace_selector { | ||
| match_labels = { | ||
| name = kubernetes_namespace.prometheus-cloudwatch-exporter.*.metadata.0.name[count.index] | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| policy_types = ["Ingress"] | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| ../../prometheus-adapter.tf |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| ../../prometheus-blackbox-exporter.tf |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| locals { | ||
| prometheus-adapter = merge( | ||
| local.helm_defaults, | ||
| { | ||
| name = "prometheus-adapter" | ||
| namespace = "monitoring" | ||
| chart = "prometheus-adapter" | ||
| repository = "https://prometheus-community.github.io/helm-charts" | ||
| create_ns = false | ||
| enabled = false | ||
| chart_version = "2.11.1" | ||
| default_network_policy = true | ||
| }, | ||
| var.prometheus-adapter | ||
| ) | ||
|
|
||
| values_prometheus-adapter = <<VALUES | ||
| prometheus: | ||
| url: http://"${local.kube-prometheus-stack["name"]}-prometheus:9090".${local.kube-prometheus-stack["namespace"]}.svc | ||
| VALUES | ||
|
|
||
| } | ||
|
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| resource "kubernetes_namespace" "prometheus-adapter" { | ||
| count = local.prometheus-adapter["enabled"] && local.prometheus-adapter["create_ns"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| labels = { | ||
| name = local.prometheus-adapter["namespace"] | ||
| "${local.labels_prefix}/component" = "monitoring" | ||
| } | ||
|
|
||
| name = local.prometheus-adapter["namespace"] | ||
| } | ||
| } | ||
|
|
||
| resource "helm_release" "prometheus-adapter" { | ||
| count = local.prometheus-adapter["enabled"] ? 1 : 0 | ||
| repository = local.prometheus-adapter["repository"] | ||
| name = local.prometheus-adapter["name"] | ||
| chart = local.prometheus-adapter["chart"] | ||
| version = local.prometheus-adapter["chart_version"] | ||
| timeout = local.prometheus-adapter["timeout"] | ||
| force_update = local.prometheus-adapter["force_update"] | ||
| recreate_pods = local.prometheus-adapter["recreate_pods"] | ||
| wait = local.prometheus-adapter["wait"] | ||
| atomic = local.prometheus-adapter["atomic"] | ||
| cleanup_on_fail = local.prometheus-adapter["cleanup_on_fail"] | ||
| dependency_update = local.prometheus-adapter["dependency_update"] | ||
| disable_crd_hooks = local.prometheus-adapter["disable_crd_hooks"] | ||
| disable_webhooks = local.prometheus-adapter["disable_webhooks"] | ||
| render_subchart_notes = local.prometheus-adapter["render_subchart_notes"] | ||
| replace = local.prometheus-adapter["replace"] | ||
| reset_values = local.prometheus-adapter["reset_values"] | ||
| reuse_values = local.prometheus-adapter["reuse_values"] | ||
| skip_crds = local.prometheus-adapter["skip_crds"] | ||
| verify = local.prometheus-adapter["verify"] | ||
| values = [ | ||
| local.values_prometheus-adapter, | ||
| local.prometheus-adapter["extra_values"] | ||
| ] | ||
| namespace = local.prometheus-adapter["create_ns"] ? kubernetes_namespace.prometheus-adapter.*.metadata.0.name[count.index] : local.prometheus-adapter["namespace"] | ||
|
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||
| depends_on = [ | ||
| helm_release.kube-prometheus-stack | ||
| ] | ||
| } | ||
|
|
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| resource "kubernetes_network_policy" "prometheus-adapter_default_deny" { | ||
| count = local.prometheus-adapter["create_ns"] && local.prometheus-adapter["enabled"] && local.prometheus-adapter["default_network_policy"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| name = "${kubernetes_namespace.prometheus-adapter.*.metadata.0.name[count.index]}-default-deny" | ||
| namespace = kubernetes_namespace.prometheus-adapter.*.metadata.0.name[count.index] | ||
| } | ||
|
|
||
| spec { | ||
| pod_selector { | ||
| } | ||
| policy_types = ["Ingress"] | ||
| } | ||
| } | ||
|
|
||
| resource "kubernetes_network_policy" "prometheus-adapter_allow_namespace" { | ||
| count = local.prometheus-adapter["create_ns"] && local.prometheus-adapter["enabled"] && local.prometheus-adapter["default_network_policy"] ? 1 : 0 | ||
|
|
||
| metadata { | ||
| name = "${kubernetes_namespace.prometheus-adapter.*.metadata.0.name[count.index]}-allow-namespace" | ||
| namespace = kubernetes_namespace.prometheus-adapter.*.metadata.0.name[count.index] | ||
| } | ||
|
|
||
| spec { | ||
| pod_selector { | ||
| } | ||
|
|
||
| ingress { | ||
| from { | ||
| namespace_selector { | ||
| match_labels = { | ||
| name = kubernetes_namespace.prometheus-adapter.*.metadata.0.name[count.index] | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| policy_types = ["Ingress"] | ||
| } | ||
| } |
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