01-simple-layout-04-shards-and-replicas-customization.yaml

apiVersion: "clickhouse.altinity.com/v1"
kind: "ClickHouseInstallation"
metadata:
  name: "simple-04"
spec:
  configuration:
    settings:
      http_server_default_response: "from_top_level"
    files:
      # need unique file names
      conf.d/test_file_confd.xml: "<yandex><http_server_default_response>from_top_level from files</http_server_default_response></yandex>"
      config.d/test_file_configd.xml: "<yandex><http_server_default_response>from_top_level from files</http_server_default_response></yandex>"
      users.d/test_file_usersd.xml: "<yandex><users><custom_user><password>from_top_level_from_files</password></custom_user></users></yandex>"
    clusters:
      - name: "replicas"
        # will override on layout.shards level
        settings:
          http_server_default_response: "from_cluster"
        files:
          conf.d/test_file_cluster_confd.xml: "<yandex><http_server_default_response>from_cluster from files</http_server_default_response></yandex>"
          config.d/test_file_cluster_configd.xml: "<yandex><http_server_default_response>from_cluster from files</http_server_default_response></yandex>"
          users.d/test_file_cluster_usersd.xml: "<yandex><users><custom_user><password>from_cluster_from_files</password></custom_user></users></yandex>"
          users.d/test_file_cluster_usersd2.xml: "<yandex><users><custom_user><password>from_cluster_from_files</password></custom_user></users></yandex>"
        layout:
          shardsCount: 1
          replicasCount: 1
          shards:
            # will override on layout.shards.replicas level
            - settings:
                http_server_default_response: "from_shard"
              files:
                conf.d/test_file_shard_confd.xml: "<yandex><http_server_default_response>from_shard from files</http_server_default_response></yandex>"
                config.d/test_file_shard_configd.xml: "<yandex><http_server_default_response>from_shard from files</http_server_default_response></yandex>"
                users.d/test_file_shard_usersd.xml: "<yandex><users><custom_user><password>from_shard_from_files</password></custom_user></users></yandex>"
                users.d/test_file_shard_usersd2.xml: "<yandex><users><custom_user><password>from_shard_from_files2</password></custom_user></users></yandex>"
              replicas:
                # will mount into /etc/clickhouse-server/conf.d
                - settings:
                    http_server_default_response: "from_replica_inside_shard"
                  files:
                    config.d/test_file_shard_replica_configd.xml: "<yandex><http_server_default_response>from_replica_inside_shard from files</http_server_default_response></yandex>"
          replicas:
            # will completely ignore, cause layout.shards exists
            - settings:
                users/custom_user/password: "from_replica"
              files:
                conf.d/test_file_replica_confd.xml: "<yandex><http_server_default_response>from_replica from files</http_server_default_response></yandex>"
                config.d/test_file_replica_configd.xml: "<yandex><http_server_default_response>from_replica from files</http_server_default_response></yandex>"
                users.d/test_file_replica_usersd.xml: "<yandex><users><custom_user><password>from_replica_from_files</password></custom_user></users></yandex>"
                users.d/test_file_replica_usersd2.xml: "<yandex><users><custom_user><password>from_replica_from_files2</password></custom_user></users></yandex>"
              shards:
                - settings:
                    users/custom_user/password: "from_shard_inside_replica"
                  files:
                    config.d/test_file_replica_shard.xml: "<yandex><http_server_default_response>from_shard_inside_replica from files</http_server_default_response></yandex>"