Merge pull request #13 from keshavprasadms/prom-pv

fix: adding PV for prom
Sanketika-Obsrv · Mar 28, 2023 · fb2cf4e · fb2cf4e
2 parents cdf093a + f722329
commit fb2cf4e
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Showing 3 changed files with 28 additions and 0 deletions.
diff --git a/terraform/helm/monitoring.tf b/terraform/helm/monitoring.tf
@@ -7,4 +7,11 @@ resource "helm_release" "monitoring" {
     create_namespace = var.monitoring_create_namespace
     wait_for_jobs    = var.monitoring_wait_for_jobs
     timeout          = var.monitoring_install_timeout
+    values = [
+      templatefile(var.monitoring_chart_template,
+        {
+            prometheus_persistent_volume_size = var.prometheus_persistent_volume_size
+        }
+      )
+    ]
 }
diff --git a/terraform/helm/monitoring_vars.tf b/terraform/helm/monitoring_vars.tf
@@ -50,4 +50,16 @@ variable "monitoring_install_timeout" {
     type        = number
     description = "Monitoring chart install timeout."
     default     = 1200
+}
+
+variable "prometheus_persistent_volume_size" {
+    type        = string
+    description = "Persistent volume size for prometheus metrics data."
+    default     = "10Gi"
+}
+
+variable "monitoring_chart_template" {
+    type        = string
+    description = "Loki chart values.yaml path."
+    default     = "../terraform_helm_templates/monitoring.yaml.tfpl"
 }
diff --git a/terraform/terraform_helm_templates/monitoring.yaml.tfpl b/terraform/terraform_helm_templates/monitoring.yaml.tfpl
@@ -0,0 +1,9 @@
+prometheus:
+  prometheusSpec:
+    storageSpec:
+      volumeClaimTemplate:
+        spec:
+          accessModes: ["ReadWriteOnce"]
+          resources:
+            requests:
+              storage: ${prometheus_persistent_volume_size}