[GitHub] [skywalking] kezhenxu94 commented on a change in pull request #3870: [Feature] Support ElasticSearch 7 as backend storage

[GitBox <gi...@apache.org>]

kezhenxu94 commented on a change in pull request #3870: [Feature] Support ElasticSearch 7 as backend storage
URL: https://github.com/apache/skywalking/pull/3870#discussion_r347131406
 
 

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 File path: oap-server/server-starter-es7/src/main/resources/application.yml
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+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+cluster:
+  standalone:
+#   Please check your ZooKeeper is 3.5+, However, it is also compatible with ZooKeeper 3.4.x. Replace the ZooKeeper 3.5+
+#   library the oap-libs folder with your ZooKeeper 3.4.x library.
+#  zookeeper:
+#    nameSpace: ${SW_NAMESPACE:""}
+#    hostPort: ${SW_CLUSTER_ZK_HOST_PORT:localhost:2181}
+#    #Retry Policy
+#    baseSleepTimeMs: ${SW_CLUSTER_ZK_SLEEP_TIME:1000} # initial amount of time to wait between retries
+#    maxRetries: ${SW_CLUSTER_ZK_MAX_RETRIES:3} # max number of times to retry
+#    # Enable ACL
+#    enableACL: ${SW_ZK_ENABLE_ACL:false} # disable ACL in default
+#    schema: ${SW_ZK_SCHEMA:digest} # only support digest schema
+#    expression: ${SW_ZK_EXPRESSION:skywalking:skywalking}
+#  kubernetes:
+#    watchTimeoutSeconds: ${SW_CLUSTER_K8S_WATCH_TIMEOUT:60}
+#    namespace: ${SW_CLUSTER_K8S_NAMESPACE:default}
+#    labelSelector: ${SW_CLUSTER_K8S_LABEL:app=collector,release=skywalking}
+#    uidEnvName: ${SW_CLUSTER_K8S_UID:SKYWALKING_COLLECTOR_UID}
+#  consul:
+#    serviceName: ${SW_SERVICE_NAME:"SkyWalking_OAP_Cluster"}
+#     Consul cluster nodes, example: 10.0.0.1:8500,10.0.0.2:8500,10.0.0.3:8500
+#    hostPort: ${SW_CLUSTER_CONSUL_HOST_PORT:localhost:8500}
+#  nacos:
+#    serviceName: ${SW_SERVICE_NAME:"SkyWalking_OAP_Cluster"}
+#    # Nacos Configuration namespace
+#    namespace: ${SW_CLUSTER_NACOS_NAMESPACE:"public"}
+#    hostPort: ${SW_CLUSTER_NACOS_HOST_PORT:localhost:8848}
+#  etcd:
+#    serviceName: ${SW_SERVICE_NAME:"SkyWalking_OAP_Cluster"}
+#     etcd cluster nodes, example: 10.0.0.1:2379,10.0.0.2:2379,10.0.0.3:2379
+#    hostPort: ${SW_CLUSTER_ETCD_HOST_PORT:localhost:2379}
+core:
+  default:
+    # Mixed: Receive agent data, Level 1 aggregate, Level 2 aggregate
+    # Receiver: Receive agent data, Level 1 aggregate
+    # Aggregator: Level 2 aggregate
+    role: ${SW_CORE_ROLE:Mixed} # Mixed/Receiver/Aggregator
+    restHost: ${SW_CORE_REST_HOST:0.0.0.0}
+    restPort: ${SW_CORE_REST_PORT:12800}
+    restContextPath: ${SW_CORE_REST_CONTEXT_PATH:/}
+    gRPCHost: ${SW_CORE_GRPC_HOST:0.0.0.0}
+    gRPCPort: ${SW_CORE_GRPC_PORT:11800}
+    downsampling:
+      - Hour
+      - Day
+      - Month
+    # Set a timeout on metrics data. After the timeout has expired, the metrics data will automatically be deleted.
+    enableDataKeeperExecutor: ${SW_CORE_ENABLE_DATA_KEEPER_EXECUTOR:true} # Turn it off then automatically metrics data delete will be close.
+    dataKeeperExecutePeriod: ${SW_CORE_DATA_KEEPER_EXECUTE_PERIOD:5} # How often the data keeper executor runs periodically, unit is minute
+    recordDataTTL: ${SW_CORE_RECORD_DATA_TTL:90} # Unit is minute
+    minuteMetricsDataTTL: ${SW_CORE_MINUTE_METRIC_DATA_TTL:90} # Unit is minute
+    hourMetricsDataTTL: ${SW_CORE_HOUR_METRIC_DATA_TTL:36} # Unit is hour
+    dayMetricsDataTTL: ${SW_CORE_DAY_METRIC_DATA_TTL:45} # Unit is day
+    monthMetricsDataTTL: ${SW_CORE_MONTH_METRIC_DATA_TTL:18} # Unit is month
+    # Cache metric data for 1 minute to reduce database queries, and if the OAP cluster changes within that minute,
+    # the metrics may not be accurate within that minute.
+    enableDatabaseSession: ${SW_CORE_ENABLE_DATABASE_SESSION:true}
+storage:
+  elasticsearch7:
 
 Review comment:
   Also tried. Impossible. We include the old starter, reusing the name causes two providers exception 

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