helmfiles/releases/efk-elasticsearch.yaml

---
bases:
  - envs/common.yaml
---
releases:

################################################################################
## Elasticsearch ###############################################################
################################################################################

#
# References:
#   - https://github.com/elastic/helm-charts/blob/master/elasticsearch/values.yaml
#
- name: "elasticsearch"
  namespace: "logging"
  labels:
    chart: "elasticsearch"
    repo: "elastic"
    component: "logging-elastic"
    namespace: "logging"
    vendor: "Elastic"
    default: "false"
  chart: "elastic/elasticsearch"
  version: "7.17.3"
  wait: false
  installed: true
  values:
    - replicas: 1
      minimumMasterNodes: 1
      esMajorVersion: 7
      # we have single master node, so cluster is always in YELLOW state
      clusterHealthCheckParams: "wait_for_status=yellow&timeout=1s"

      esJavaOpts: "-Xmx512m -Xms512m"
      resources:
        requests:
          cpu: "100m"
          memory: "768Mi"
        limits:
          memory: "2Gi"

      volumeClaimTemplate:
        storageClassName: "{{ .Values.logging.storageClass }}"
        resources:
          requests:
            storage: 10Gi

      lifecycle:
        postStart:
          exec:
            command:
            - bash
            - -c
            - |
              #!/usr/bin/bash
              # Config the index_pattern
              INDEX_PATTERN="edp*"
              ELASTICSEARCH_URL=http://localhost:9200
              # Wait until service is ready
              while [ "$(curl -s -o /dev/null -w '%{http_code}\n' $ELASTICSEARCH_URL)" != "200" ]; do
                sleep 10
              done

              # Create ILM policy
              curl -s -X PUT -H 'Content-Type: application/json' -d '{"policy":{"phases":{"hot":{"min_age":"0ms","actions":{"set_priority":{"priority":100}}},"delete":{"min_age":"7d","actions":{"delete":{"delete_searchable_snapshot":true}}}}}}' $ELASTICSEARCH_URL/_ilm/policy/edp-policy

              # Create index template
              curl -s -X PUT -H 'Content-Type: application/json' -d '{"index_patterns":["edp*"],"template":{"settings":{"index":{"lifecycle":{"name":"edp-policy","rollover_alias":"edp"},"number_of_shards":"1","number_of_replicas":"0"}},"aliases":{},"mappings":{}}}' $ELASTICSEARCH_URL/_index_template/edp-index-template