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locals.tf
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locals {
#Grafana
grafana_name = "grafana"
grafana_repository = "https://grafana.github.io/helm-charts"
grafana_chart = "grafana"
grafana_conf = merge(local.grafana_conf_defaults, var.grafana_conf)
grafana_password = var.grafana_password == "" ? random_password.grafana_password.result : var.grafana_password
# TODO: add ingress annotations config sections
grafana_values = yamlencode(
{
"datasources.yaml" = {
"apiVersion" = "1"
"datasources" = [{
"name" = "Prometheus"
"type" = "prometheus"
"url" = "http://thanos-query:9090"
"access" = "proxy"
"isDefault" = true
}]
}
# "dashboards" = {
# "default" = {
# "prometheus-stats" = {
# "gnetId" = "2"
# "revision" = "2"
# "datasource" = "Prometheus"
# }
# }
# }
})
grafana_conf_defaults = {
"ingress.enabled" = true
"ingress.ingressClassName" = "nginx"
"ingress.annotations" = "{ kubernetes.io/tls-acme: 'true' }"
"ingress.hosts[0]" = "grafana.${var.domains[0]}"
"ingress.tls[0].secretName" = "grafana-tls"
"ingress.tls[0].hosts[0]" = "grafana.${var.domains[0]}"
"persistence.enabled" = true
"persistence.size" = "10Gi"
"adminPassword" = local.argocd_enabled > 0 ? "KMS_ENC:${aws_kms_ciphertext.grafana_password[0].ciphertext_blob}:" : local.grafana_password
"env.GF_SERVER_ROOT_URL" = "https://grafana.${var.domains[0]}"
"env.GF_AUTH_GOOGLE_ENABLED" = var.grafana_google_auth
"env.GF_AUTH_GOOGLE_ALLOWED_DOMAINS" = var.grafana_allowed_domains
"env.GF_AUTH_GOOGLE_CLIENT_ID" = var.grafana_client_id
#//TODO: Change to work with secret
"env.GF_AUTH_GOOGLE_CLIENT_SECRET" = var.grafana_client_secret
"namespace" = local.namespace
}
grafana_application = {
"apiVersion" = "argoproj.io/v1alpha1"
"kind" = "Application"
"metadata" = {
"name" = local.grafana_name
"namespace" = var.argocd.namespace
}
"spec" = {
"destination" = {
"namespace" = local.namespace
"server" = "https://kubernetes.default.svc"
}
"project" = "default"
"source" = {
"repoURL" = local.grafana_repository
"targetRevision" = var.grafana_chart_version
"chart" = local.grafana_chart
"helm" = {
"parameters" = values({
for key, value in local.grafana_conf :
key => {
"name" = key
"value" = tostring(value)
}
})
"values" = local.grafana_values
}
}
"syncPolicy" = {
"automated" = {
"prune" = true
"selfHeal" = true
}
}
}
}
#Prometheus
prometheus_name = "kube-prometheus"
prometheus_repository = "https://charts.bitnami.com/bitnami"
prometheus_chart = "kube-prometheus"
prometheus_conf = merge(local.prometheus_conf_defaults, var.prometheus_conf)
# TODO: add ingress annotations config sections
prometheus_conf_defaults = {
"alertmanager.enabled" = true
"operator.enabled" = true
"prometheus.enabled" = true
"prometheus.ingress.enabled" = false
"prometheus.enableAdminAPI" = true
"prometheus.ingress.certManager" = true
"prometheus.ingress.hostname" = "prometheus.${var.domains[0]}"
"prometheus.ingress.tls" = true
"prometheus.persistence.enabled" = true
"prometheus.persistence.size" = "10Gi"
"prometheus.retention" = "10d" # How long to retain metrics TODO: set variables
"prometheus.disableCompaction" = true
"prometheus.externalLabels.cluster" = var.cluster_name
"prometheus.thanos.create" = true
"prometheus.thanos.ingress.enabled" = false # Need for external thanos
"prometheus.thanos.ingress.certManager" = true
"prometheus.thanos.ingress.hosts[0]" = "thanos-gateway.${var.domains[0]}"
"prometheus.thanos.ingress.tls[0].secretName" = "thanos-gateway-local-tls"
"prometheus.thanos.ingress.tls[0].hosts[0]" = "thanos-gateway.${var.domains[0]}"
"prometheus.thanos.objectStorageConfig.secretName" = local.storage > 0 ? kubernetes_secret.thanos_objstore[0].metadata[0].name : kubernetes_secret.s3_objstore[0].metadata[0].name
"prometheus.thanos.objectStorageConfig.secretKey" = "objstore.yml"
"prometheus.serviceAccount.name" = local.thanos_name
"prometheus.serviceAccount.annotations.eks\\.amazonaws\\.com/role-arn" = module.iam_assumable_role_admin.this_iam_role_arn
"namespace" = local.namespace
}
prometheus_application = {
"apiVersion" = "argoproj.io/v1alpha1"
"kind" = "Application"
"metadata" = {
"name" = local.prometheus_name
"namespace" = var.argocd.namespace
}
"spec" = {
"destination" = {
"namespace" = local.namespace
"server" = "https://kubernetes.default.svc"
}
"project" = "default"
"source" = {
"repoURL" = local.prometheus_repository
"targetRevision" = var.prometheus_chart_version
"chart" = local.prometheus_chart
"helm" = {
"parameters" = values({
for key, value in local.prometheus_conf :
key => {
"name" = key
"value" = tostring(value)
}
})
}
}
"syncPolicy" = {
"syncOptions": [
"Replace=true"
],
"automated" = {
"prune" = true
"selfHeal" = true
}
}
}
}
#Thanos
thanos_name = "thanos"
thanos_repository = "https://charts.bitnami.com/bitnami"
thanos_chart = "thanos"
thanos_conf = merge(local.thanos_conf_defaults, var.thanos_conf)
thanos_password = var.thanos_password == "" ? random_password.thanos_password.result : var.thanos_password
thanos_conf_defaults = {
"query.sdConfig" = yamlencode(
[{
"targets" = ["kube-prometheus-prometheus-thanos:10901"] #//Change to variables (merge default with var)
}]
)
"query.enabled" = "true"
"query.ingress.enabled" = "false"
"query.ingress.grpc.enabled" = "false"
"queryFrontend.enabled" = "true"
"queryFrontend.ingress.enabled" = "true"
"queryFrontend.ingress.certManager" = "true"
"queryFrontend.ingress.hostname" = "thanos.${var.domains[0]}"
"queryFrontend.ingress.tls" = "true"
"bucketweb.enabled" = "true"
"compactor.enabled" = "true"
"compactor.retentionResolutionRaw" = "30d"
"compactor.retentionResolution5m" = "30d"
"compactor.retentionResolution1h" = "10y"
"compactor.persistence.size" = "10Gi"
"storegateway.enabled" = "true"
"ruler.enabled" = "false"
"receive.enabled" = "true"
"metrics.enabled" = "true"
"minio.enabled" = local.storage > 0 ? "true" : "false"
"minio.accessKey.password" = "thanosStorage"
"minio.secretKey.password" = local.storage > 0 ? "KMS_ENC:${aws_kms_ciphertext.thanos_password[0].ciphertext_blob}:" : ""
"existingObjstoreSecret" = local.storage > 0 ? kubernetes_secret.thanos_objstore[0].metadata[0].name : kubernetes_secret.s3_objstore[0].metadata[0].name
"namespace" = local.namespace
"existingServiceAccount" = local.thanos_name # TODO: disable if local.prometheus_enabled = 0
}
thanos_application = {
"apiVersion" = "argoproj.io/v1alpha1"
"kind" = "Application"
"metadata" = {
"name" = local.thanos_name
"namespace" = var.argocd.namespace
}
"spec" = {
"destination" = {
"namespace" = local.namespace
"server" = "https://kubernetes.default.svc"
}
"project" = "default"
"source" = {
"repoURL" = local.thanos_repository
"targetRevision" = var.thanos_chart_version
"chart" = local.thanos_chart
"helm" = {
"parameters" = values({
for key, value in local.thanos_conf :
key => {
"name" = key
"value" = value
}
})
}
}
"syncPolicy" = {
"automated" = {
"prune" = true
"selfHeal" = true
}
}
}
}
}