create ES index every day

terraform/elasticsearch/main.tf

@@ -0,0 +1,40 @@
+terraform {
+  backend "pg" {
+    schema_name = "shoarma-elasticsearch"
+  }
+
+  required_providers {
+    elasticstack = {
+      source = "elastic/elasticstack"
+      version = "0.6.2"
+    }
+  }
+}
+
+provider "elasticstack" {
+  elasticsearch {
+    endpoints = ["http://maestro.dmz:14653"]
+  }
+}
+
+resource "elasticstack_elasticsearch_index_lifecycle" "metrics_ilm" {
+  name = "metrics_ilm"
+
+  delete {
+    min_age = "7d"
+    delete {}
+  }
+}
+
+resource "elasticstack_elasticsearch_index_template" "metrics_template" {
+  name = "metrics_template"
+
+  priority = 42
+  index_patterns = ["fluentd.cpu*", "fluentd.memory*"]
+
+  template {
+    settings = jsonencode({
+      "index.lifecycle.name" = elasticstack_elasticsearch_index_lifecycle.metrics_ilm.name
+    })
+  }
+}