configuration-custom.json for Ambari 2.7/HDP 3.0/HDF 3.2

configuration-custom.json

{
  "configurations": {
    "core-site": {
      "fs.trash.interval": "4320"
    },
    "ams-grafana-env": {
      "metrics_grafana_password": "StrongPassword"
    },
    "hdfs-site": {
      "dfs.replication" : "1",
      "dfs.namenode.safemode.threshold-pct": "0.99"
    },
    "mapred-site": {
      "mapreduce.job.reduce.slowstart.completedmaps": "0.7",
      "mapreduce.map.output.compress": "true",
      "mapreduce.output.fileoutputformat.compress": "true"
    },
    "yarn-site": {
      "yarn.acl.enable": "true"
    },
    "druid-broker" : {
      "druid.processing.buffer.sizeBytes" : "107374182"
    },
    "druid-overlord" : {
        "druid.port" : "8095"
    },
    "druid-middlemanager" : {
      "druid.port" : "8096",
      "druid.processing.numThreads" : "3",
      "druid.indexer.runner.javaOpts": "-server -Xmx1g -XX:MaxDirectMemorySize=5g -Duser.timezone=UTC -Dfile.encoding=UTF-8 -Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManager -Dhdp.version={{stack_version}} -Dhadoop.mapreduce.job.classloader=true"
    },
    "druid-historical" : {
      "druid.processing.numThreads" : "3",
      "druid.processing.buffer.sizeBytes" : "107374182"
    },
    "druid-common": {
      "druid.storage.storageDirectory" : "/user/druid/data",
      "druid.indexer.logs.type" : "hdfs",
      "druid.indexer.logs.directory": "/user/druid/logs",
      "druid.storage.type" : "hdfs",
      "druid.metadata.storage.connector.user" : "druid",
      "druid.metadata.storage.connector.password" : "StrongPassword",
      "druid.metadata.storage.connector.port" : "3306",
      "druid.metadata.storage.connector.connectURI" : "jdbc:mysql://localhost:3306/druid?createDatabaseIfNotExist=true",
      "druid.metadata.storage.type" : "mysql",
      "druid.extensions.loadList" : "[\"druid-datasketches\", \"druid-hdfs-storage\", \"ambari-metrics-emitter\", \"mysql-metadata-storage\"]"
    },
    "superset": {
      "SECRET_KEY": "StrongPassword",
      "SUPERSET_DATABASE_TYPE" : "mysql",
      "SUPERSET_DATABASE_PASSWORD": "StrongPassword",
      "SUPERSET_DATABASE_HOSTNAME" : "localhost",
      "SUPERSET_DATABASE_PORT" : "3306",
      "SUPERSET_WEBSERVER_PORT" : "9089"
    },
    "superset-env": {
      "superset_admin_email": "a@b.c",
      "superset_admin_firstname": "Admin",
      "superset_admin_lastname": "Jones",
      "superset_admin_firstname": "Admin",
      "superset_admin_lastname": "Jones",
      "superset_admin_password": "StrongPassword"
    },
    "streamline-common": {
      "jar.storage.type": "local",
      "streamline.storage.type": "mysql",
      "streamline.storage.connector.connectURI": "jdbc:mysql://localhost:3306/streamline",
      "registry.url" : "http://localhost:7788/api/v1",
      "streamline.dashboard.url" : "http://localhost:9089",
      "streamline.storage.connector.password": "StrongPassword"
    },
    "registry-common": {
      "jar.storage.type": "local",
      "registry.storage.connector.connectURI": "jdbc:mysql://localhost:3306/registry",
      "registry.storage.type": "mysql",
      "registry.storage.connector.password": "StrongPassword"
    },
    "nifi-registry-ambari-config": {
      "nifi.registry.security.encrypt.configuration.password": "StrongPassword"
    },
    "nifi-registry-properties": {
      "nifi.registry.db.password": "StrongPassword"
    },     
    "kafka-broker": {
      "offsets.topic.replication.factor": "1"
    },       
    "nifi-ambari-config": {
      "nifi.security.encrypt.configuration.password": "StrongPassword"
    }
  }
}