telnet中的JMX端口答案,但在JConsole中没有

发布于 2025-02-12 07:00:14 字数 2514 浏览 1 评论 0原文

我正在尝试在Docker下运行的Kafka Connect中启用JMX。我在我的docker-compose.yml中有以下配置:

version: '2'
services:
  connect-oracle-jmx:
    image: confluentinc/cp-kafka-connect:6.2.4
    ports:
     - 8085:8083
     - 9001:9001
    environment:
     - CONNECT_BOOTSTRAP_SERVERS=kafka01:9093,kafka02:9093,kafka03:9093
     - CONNECT_GROUP_ID=kafka_connect_oracle_cluster_jmx
     - CONNECT_PLUGIN_PATH=/data/plugins
     - CONNECT_CLIENT_ID=kafka_connect_oracle_cluster_client_jmx
     - CONNECT_CONFIG_STORAGE_TOPIC=_kconnect-oracle-configs-jmx
     - CONNECT_OFFSET_STORAGE_TOPIC=_kconnect-oracle-offsets-jmx
     - CONNECT_STATUS_STORAGE_TOPIC=_kconnect-oracle-status-jmx
     - CONNECT_KEY_CONVERTER=org.apache.kafka.connect.json.JsonConverter
     - CONNECT_VALUE_CONVERTER=org.apache.kafka.connect.json.JsonConverter
     - CONNECT_REST_ADVERTISED_HOST_NAME="kafka-connect"
     - CONNECT_PRODUCER_COMPRESSION_TYPE=gzip
     - KAFKA_JMX_PORT=9001
     - KAFKA_JMX_HOSTNAME=172.17.0.204
    volumes:
     - "/home/uarol/connect/plugins:/data/plugins"

嗯,172.17.0.204是我的主机运行的主机。如果我尝试telnet在此主机外部正常工作:

”在此处输入图像说明”

但是如果我尝试使用jconsole我只有空白屏幕而没有任何错误或消息。我已经输入了docker容器,并在ps -eaf中获取命令:

java -Xms256M -Xmx2G -server -XX:+UseG1GC -XX:MaxGCPauseMillis=20 -XX:InitiatingHeapOccupancyPercent=35 -XX:+ExplicitGCInvokesConcurrent -XX:MaxInlineLevel=15 -Djava.awt.headless=true -Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=172.17.0.204 -Dcom.sun.management.jmxremote.local.only=false -Dcom.sun.management.jmxremote.rmi.port=9001 -Dcom.sun.management.jmxremote.port=9001 -Dcom.sun.management.jmxremote.port=9001 -Dkafka.logs.dir=/var/log/kafka -Dlog4j.configuration=file:/etc/kafka/connect-log4j.properties -cp /etc/kafka-connect/jars/*:/usr/share/java/kafka/*:/usr/share/java/confluent-common/*:/usr/share/java/kafka-serde-tools/*:/usr/share/java/monitoring-interceptors/*:/usr/bin/../share/java/kafka/*:/usr/bin/../share/java/confluent-telemetry/* org.apache.kafka.connect.cli.ConnectDistributed /etc/kafka-connect/kafka-connect.properties

如果我尝试netstat -a |,则更多。 grep聆听| GREP 9001在主机中,它给了我一个空的响应。

对我来说,一切似乎都还好,我在这里缺少什么?

I'm trying to enable JMX in my kafka connect running under docker. I have the following configs in my docker-compose.yml:

version: '2'
services:
  connect-oracle-jmx:
    image: confluentinc/cp-kafka-connect:6.2.4
    ports:
     - 8085:8083
     - 9001:9001
    environment:
     - CONNECT_BOOTSTRAP_SERVERS=kafka01:9093,kafka02:9093,kafka03:9093
     - CONNECT_GROUP_ID=kafka_connect_oracle_cluster_jmx
     - CONNECT_PLUGIN_PATH=/data/plugins
     - CONNECT_CLIENT_ID=kafka_connect_oracle_cluster_client_jmx
     - CONNECT_CONFIG_STORAGE_TOPIC=_kconnect-oracle-configs-jmx
     - CONNECT_OFFSET_STORAGE_TOPIC=_kconnect-oracle-offsets-jmx
     - CONNECT_STATUS_STORAGE_TOPIC=_kconnect-oracle-status-jmx
     - CONNECT_KEY_CONVERTER=org.apache.kafka.connect.json.JsonConverter
     - CONNECT_VALUE_CONVERTER=org.apache.kafka.connect.json.JsonConverter
     - CONNECT_REST_ADVERTISED_HOST_NAME="kafka-connect"
     - CONNECT_PRODUCER_COMPRESSION_TYPE=gzip
     - KAFKA_JMX_PORT=9001
     - KAFKA_JMX_HOSTNAME=172.17.0.204
    volumes:
     - "/home/uarol/connect/plugins:/data/plugins"

Well, the 172.17.0.204 is my host where docker is running. If I try telnet outside this host, it works normally:

enter image description here

But if I try use jconsole I got just blank screen without any error or message. I have entered in my docker container and get the command running under ps -eaf:

java -Xms256M -Xmx2G -server -XX:+UseG1GC -XX:MaxGCPauseMillis=20 -XX:InitiatingHeapOccupancyPercent=35 -XX:+ExplicitGCInvokesConcurrent -XX:MaxInlineLevel=15 -Djava.awt.headless=true -Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=172.17.0.204 -Dcom.sun.management.jmxremote.local.only=false -Dcom.sun.management.jmxremote.rmi.port=9001 -Dcom.sun.management.jmxremote.port=9001 -Dcom.sun.management.jmxremote.port=9001 -Dkafka.logs.dir=/var/log/kafka -Dlog4j.configuration=file:/etc/kafka/connect-log4j.properties -cp /etc/kafka-connect/jars/*:/usr/share/java/kafka/*:/usr/share/java/confluent-common/*:/usr/share/java/kafka-serde-tools/*:/usr/share/java/monitoring-interceptors/*:/usr/bin/../share/java/kafka/*:/usr/bin/../share/java/confluent-telemetry/* org.apache.kafka.connect.cli.ConnectDistributed /etc/kafka-connect/kafka-connect.properties

And more, if I try netstat -a | grep LISTEN | grep 9001 in host, it gives me an empty response.

For me, everything seems to be ok, what I'm missing here?

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