Kafka hostname verification.

Kafka hostname verification Server hostname verification may be disabled by setting ssl. I am trying to use kafka_group to connect and consume logs from Kafka. You can copy from this file Aug 26, 2022 · I follow this guide to create kafka cluster with ssl link I create certs and truststore using this script I create kafka-ui docker compose as follow. It shows all non-deprecated Winlogbeat options. 161; It connects to this address and gets the certificate Feb 16, 2025 · For hostname verification to work, the Apache Kafka Cluster requires IP Address and DNS Hostname to be present in the certificate’s Subject Alternative Name (SAN) fields. Disable server host name verification by setting ssl. If you are using TLS/SSL encryption, you need to select a method to resolve SSL hostname verification failure. broker. 0-debian-11-r3 What architecture are you using? amd64 What steps will reproduce the bug? Deployed Kafka w/ Kraft support to an Ubuntu docker image hosted on a Kub Feb 18, 2020 · However, Kafka uses a different convention: it clears the endpoint identification algorithm from its default value of https to disable hostname verification. Here’s an example snippet for overriding advertised addresses. 0 Python version: 3. If your hostname and certificate doesnt match, then you can disable the hostname verification by setting the property ssl. name与advertised. After starting the container, the UI was up but could connect to the Kafka cluster which was said offline. The hosts are just ec2 hosts (eg. algorithm to an empty string as you see above, but still I get this error: I call the script as follows: Jun 6, 2021 · Kafka SSL Configuration. 6 on MacOsx, build from the python website) it generally works fine, but when I tried to access our broker, that has SSL auth, I will get the "ssl. Green Checkmark – To indicate CI tool execution. 1 (with Python 3. algorithm to an empty string on the client. Sep 27, 2021 · For Kafka, this check has been disabled by default for a long time, but as of Kafka 2. amazonaws. If you use external listener, you should connect from the outside using the external address. version: '2' services: kafka-ui: container_name Set this to false to disable TLS hostname verification for Couchbase connections. 7. kafka. 8. This in an insecure default value since hostname verification is required to prevent man-in-the-middle attacks. create-consumer-backoff-max-attempts. Even though Kafka supports server hostname verification and the documentation talks about setting hostnames in server certificates, hostname verification is disabled by default. util. As admin, open C:\Windows\System32\drivers\etc\hosts and add the following line to expose the kafka broker as localhost. STEP 4: CD Phase Installation. verification in order to disable the broker verification? Do you know how can I disable Kafka hostname verification for using Kafka scripts such as kafka-console-consumer. If your broker is running on IP address 192. Oct 26, 2020 · 您知道如何禁用 Kafka 主机名验证以使用 Kafka 脚本 例如kafka console consumer. Sep 14, 2015 · The hosts file is used to map hostnames to IP addresses. component. This is mainly because: If you are using TLS/SSL encryption, you need to select a method to resolve SSL hostname verification failure. Thanks in advance! "ssl. Feb 27, 2019 · From Kafka version 2. algorithm to empty string "ssl. httpclient. Each of which has its own set of self-signed certificates. I think that in: in_kafka_group. Dec 13, 2019 · If I have a self-signed certificate, as a good citizen, I will import it to my keystore and configure Kafka client with "ssl. 4 and upgrading openssl 1. Less secure, but might be required if for some reason you can’t issue a certificate whose Subject Alternative Names match the hostname used to connect to the server. Hello, i have my test/development certficates created for X509 request extensions and SAN names cover: DNS. xxx ZooKeeper connects to this address and gets the certificate. 1k次。本文详细解析了在使用Kafka时遇到的连接问题，特别是当使用不同方式尝试连接9092端口时的通断情况，深入探讨了host. "ssl. Ask Question Asked 5 years, 3 months ago. HiddevH Mar 11, 2021 · 0 We would like to show you a description here but the site won’t allow us. Jul 11, 2024 · Otherwise, the component fails to connect to the Kafka server. Server host name verification may be disabled by setting ssl. HostnameChecker. name没有设，会用host. enable`. Setting up an instance of Kafka with SSL. HTTP nodes has this property but I am not able to find this property in kafka nodes. ec2-xxx-xxx-xxx-xxx. There are multiple issues and discussions on the Strimzi GitHUb where this is discussed and where the workaround in disabling the TLS hostname verification in ZooKeeper is described. Kafka can encrypt connections to message consumers and producers by SSL. Jan 16, 2020 · When connecting to Kafka using SSL, it fails with the hostname verification error like the following: at sun. com. location" and "ssl. I'll note down the behavior for 2 different cases. Clients including client con Use the ssl. camel. 文章浏览阅读1. – Client ID and refresh token. Apr 3, 2025 · This is required to ensure Kafka properly advertises the custom hostname backing each broker back to a client. Is there any way to ignore the hostname match but keep all the rest of the Apr 19, 2024 · Without a full log, it is not clear what the SSL issue is. Nov 30, 2016 · The advertised. spring kafka disable hostname verification技术、学习、经验文章掘金开发者社区搜索结果。掘金是一个帮助开发者成长的社区，spring kafka disable hostname verification技术文章由稀土上聚集的技术大牛和极客共同编辑为你筛选出最优质的干货，用户每天都可以在这里找到技术世界的头条内容，我们相信你也可以在 "ssl. KafkaProducer hangs for ages Dec 10, 2018 · The default value for ssl. create. 0 K8s namespace: kafka-lab strimzi cluster name: lab After we upg May 21, 2022 · Description Is there an option that is an equivalent to edenhill/librdkafka enable. Modified 5 years, 3 months ago. name的值注册到zookeeper，如果host. endpoint. 0 onwards, hostname verification of servers is enabled by default for client connections as well as inter-broker connections to prevent man-in-the-middle attacks. vers Apr 6, 2022 · Set up a kafka broker with SSL and a client certificate, containing the IP Address SAN; Set the kafka broker "advertised. Please note that in the above example for Kafka SSL configuration, Spring Boot looks for key-store and trust-store (*. algorithm property to enable or disable hostname verification (configurable only in components based on Kafka clients - Kafka Connect, MirrorMaker 1/2, and Kafka Bridge). css"> Monitor processes. 1 localhost Dec 20, 2018 · The default value is HTTPS. suites Mar 3, 2020 · Hi, Could you please verify the following issue. Mar 27, 2024 · Kafka host_name kafkahostname属性，Kafka真是一个异常稳定的组件，服务器上我们部署了kafka_2. I couldn't find something similar in requests. algorithm to empty string If you are using TLS/SSL encryption, you need to select a method to resolve SSL hostname verification failure. ZooKeeper does TLS hostname verification through a reverse DNS lookup. Disabling hostname verification might be necessary in certain scenarios, such as when using self-signed certificates or when dealing with servers that do not have hostnames correctly configured in "ssl. 11-1. Here is my docker compose file. You can set the jdk. So essentially: It is told to connect to something like tao-zookeeper-0. Clients including client con Jan 23, 2025 · Verification. java:96) ~[?:1. when brokers try to connect each other or Zookeeper they act as a client so, your brokers need to have truststore that contains public key of the CA you used to sign the broker certificates or the public keys of all broker certificates. Only disable if you understand the impact and can accept the risks. cipher. In java this can be done with ALLOW_ALL_HOSTNAME_VERIFIER. javaapi. 1 版本的kafka除了几次计算时间太长触发了rebalance以外，基本没有处理过什么奇怪的问题。但是还是感觉Kafka的配置非常全面非常多，也非常容易把人搞懵逼。 On 28 September 2017 at 09:10, Awadhesh Gupta <aw@gmail. 0 Provide us a sample code snippet of your prod May 9, 2017 · I'm trying to set up kafka in SSL [1-way] mode. For Kubernetes-based deployments (not individual container-based environments), follow the below steps to integrate VSP in the CD phase and set up the I wonder whether there is a way to disable hostname verification for this connector, since I do not see a dedicated configuration option like some other connectors have. Filebeat can do this too, but it's not realy clear: output. 大意是讲通过这种认证hostname的机制，来避免中间人攻击. Mar 25, 2022 · 问题背景前段时间，遇到一个kafka集群部署在k8s中，而kafka客户端在另一个k8s集群的pod的容器中，kafka集群中配置的advertised_listeners便是hostname。 然而当时我只知道kafka集群的ip地址，当在客户端直接使用ip操作broker的时候便报错无法解析一个hostname。 If you are using TLS/SSL encryption, you need to select a method to resolve SSL hostname verification failure. Clients including client connections created by the broker for inter-broker communication verify that the broker host name matches the host name in the broker’s certificate. 0. producer. ZooKeeper attempts to connect to myserver. From Kafka version 2. 背景. Set ssl. algorithm to empty string May 13, 2019 · 问题背景 前段时间，遇到一个kafka集群部署在k8s中，而kafka客户端在另一个k8s集群的pod的容器中，kafka集群中配置的advertised_listeners便是hostname。 然而当时我只知道 kafka 集群的ip地址，当在客户端直接使用ip操作broker的时候便报错无法 解析 一个 hostname 。 Apr 21, 2023 · Faced with the problem of authentication in the kafka topic using SSL from spark-streaming. Therefore, you just need to set in server. 5000. If TLS encryption is used and a client connects to the load balancer host, the SSL hostname verification fails on the Kafka client side, because the client compares the hostnames in the broker certificates with the actual hostnames that are used in bootstrap. Improve performance Jul 20, 2019 · 公司现 正转向 服务器集群，涉及到双机 附件存放公共目录。由于有好几个Server，导致每个Server运行的附件会在每个Server目录生成，然而集群需要把每个Server指定到一个公共的目录，然后数据库写入其路径（针对个Server），故寻找 这样挂载附件方法。 Apr 26, 2019 · advertised. xxx. ). opensaml. Clients including client con Clients including client connections created by the broker for interbroker communication verify that the broker host name matches the host name in the broker’s certificate. Weblogic provides this possibility, it is possible to disable the hostname verification with the following property: May 17, 2011 · Is there a way for the standard java SSL sockets to disable hostname verfication for ssl connections with a property? The only way I found until now, is to write a hostname verifier which returns true all the time. Improve performance Name and Version bitnami/kafka:3. algorithm= python-client: ssl_check_hostname=True. For testing purposes (or in the case of a self-signed certificate), how can you connect successfully without changing the hostname in the certificate? Answer. Type: string; Default: https; Importance: medium; ssl. 2-fips to openssl 1. The delay in millis seconds to wait before trying again to create the kafka consumer (kafka-client). Collect observability data from Apache Kafka topics "ssl. jks) files in the Project classpath: which works in your local environment. Mar 7, 2019 · Now, you can customize the advertised hostname and port. The default value is HTTPS. You can configure the address of your OAuth server in the tokenEndpointUri property together with the OAuth client ID and refresh token. 3. algorithm to an empty string to restore the previous behaviour. Mar 11, 2021 · Kafka SSL hostname verification #221. example. This is done using the org. truststore. – Mar 6, 2023 · This is essentially an issue with how your DNS is configured. 0 onwards, host name verification of servers is enabled by default and the errors were logged because, #the kafka hostname didnt match the certificate CN. But when connecting to the internal service such as kafka-kafka-external-bootstrap:9093, you will likely fail hostname verification. algorithm to an empty string May 19, 2022 · On a Centos 7 machine, upgrading from Python 3. Clients including client con Nov 8, 2024 · We have encountered an issue with Kafka's Kraft mode where reverse DNS lookups are being performed unnecessarily during SSL authentication between controllers and between brokers and controllers, despite using IP addresses for communication. properties. topics. com), but the certs CN is a random alpha string. algorithm设置为空字符串，但我仍然收到此错误： 我调用脚本如下： Oct 26, 2020 · 您知道如何禁用 Kafka 主机名验证以使用 Kafka 脚本 例如kafka console consumer. The OAuth client will connect to the OAuth server, authenticate using the client ID and refresh token and get an access token which it will use to authenticate with the Kafka broker. name：是注册到zookeeper，client要访问的broker地址。（可能producer也是拿这个值，没有验证） 如果advertised. Sep 29, 2021 · This can be changed as described below, but it involves writing and deploying a custom ZooKeeper authentication provider. algorithm The endpoint identification algorithm used by clients to validate server host name. Mar 8, 2020 · Both kafka and schema registry is secured and uses https endpoints. algorithm to an empty string. That's the reason I want to disable the hostname matching/checking. algorithm to an empty string in server. I have tried disabling hostname verification for the Kafka-Connect and Kafka itself, but this doesn't help. Apache Kafka Notable changes in 2. From Mar 31, 2014 · right, the hostname in the certificate ('lital. 17. 0 and onwards, host name verification of servers is enabled by default for client connections, as well as inter-broker connections, to prevent man-in-the-middle attacks. Improve performance Mar 8, 2023 · There is AWS MSK 3. Producer errors; Using org. To make this Jun 1, 2018 · I'm using the Heroku kafka addon. 1o, I’m having an issue getting openssl to verify the hostname for a DNS wildcard SAN in the certificate for our mutliple kafka brokers (kafka-0, kafka-1, or kafka-2). The reason is that the node address is not known upfront to add it to the certificates and including all nodes would often not work because the worker nodes might come and go. algorithm property to enable or disable hostname verification (configurable only in components based on Kafka clients - Kafka Connect, MirrorMaker 2, and Kafka Bridge). Clients including client con If you are using TLS/SSL encryption, you need to select a method to resolve SSL hostname verification failure. Specify each broker location in the form broker-hostname-or-ip:port. Kafka SSL hostname verification #221. Check the status of your servers and operations Alternatively, you can choose to disable server host verification: Disable server host name verification by setting ssl. Clients including client con Jan 17, 2023 · I searched and searched for a way to be able to bootstrap Kafka clients using vanity DNS names instead of the AWS-generated DNS names for the MSK brokers. Weblogic provides this possibility, it is possible to disable the hostname verification with the following property: Feb 18, 2020 · I am trying to connect to kafka strimzi operator over kubernetes cluster with TLS authentication. type" in order to use it. HiddevH asked this question in Q&A. #From kafka 2. Generally each certificate should have the same DN but a different Subject Alternative Name (SAN) so that hostname verification of the brokers and any CLI tools by ZooKeeper will succeed. 0 onwards, host name verification of servers is enabled by default for client connections as well as inter-broker connections to prevent man-in-the-middle attacks. apache. Alternative is to fix your DNS to match what ZooKeeper expects. \n\n```console\ndocker run --name kafka -e KAFKA_CFG_PROCESS_ROLES -e KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE=true bitnami/kafka:latest\n```\n\nor by modifying the Skip to content. com DNS name for NLB. I have a bunch of internal Kafka clusters with SASL_SSL authentication required that I'm trying to get kafka-ui to connect to. Verify SSL Configuration. Jul 13, 2023 · I used simple producer on Windows, but when I tried it to run on Ubuntu I got: SSL handshake failed: error:0A000086:SSL routines::certificate verify failed: broker certificate could not be verified, Feb 10, 2025 · ZooKeeper does TLS hostname verification through a reverse DNS lookup. 1 setup with 3 brokers, one in each availability zone. algorithm= Oct 18, 2021 · We are working on getting Amazon MSK (Kafka) working with IAM authentication &amp; thereafter making it publicly accessible by DNS using changes in the aws kafka advertised listeners. Confluent kafka python SSL verification. Using "rejectUnauthorized": false works but then it does not verify the cert is signed by the provided CA. Navigation Menu Toggle navigation May 20, 2022 · Configuring Host Name Verification From Kafka version 2. 6. com:2345". bat for Windows) as shown below. protocol to SSL. servers for the connection. create-consumer-backoff-interval. Feb 16, 2025 · For hostname verification to work, the Apache Kafka Cluster requires IP Address and DNS Hostname to be present in the certificate’s Subject Alternative Name (SAN) fields. sh for Linux and api-manager. algorithm” to https. 0_181] By default, Kafka clients verify that the hostname in the broker URL and the hostname in the broker certificate match. Jan 10, 2024 · aws-msk-iam-sasl-signer-python version: 1. Omar, maybe you've already resolved your problem, but for future reference, Hans Jespersen's comment did the trick for me, even on Windows. 0 onwards, host name verification of servers is enabled by default and the errors were logged because, the kafka hostname didnt match the certificate CN. Is there a way to disable certificate validation in the UI or configuration? If you are using TLS/SSL encryption, you need to select a method to resolve SSL hostname verification failure. Using kafka. 174 and has SSL certificate for hostname my-amqp-broker you can add following record to the hosts file to map the IP address against the hostname: <link rel="stylesheet" href="styles-EKSDSJQE. Unanswered. algorithm was changed to https, which performs hostname verification (man-in-the-middle attacks are possible otherwise). Feb 26, 2020 · Hello, I am using kafka-python>=2. matchDNS(HostnameChecker. For example, "ec2-12-345-678-901. Check the status of your servers and operations. by adding this line, you assign an empty string for ssl. I know I could get around this issue by updating our kafkaAdminClient configs to have ssl_check_hostname set Aug 13, 2016 · Here, Kafka allows to stack up messages to load them into the database bulkwise. ssl. Strimzi will then automatically configure the advertised address in the Kafka brokers and add it to the broker certificates so it can be used for TLS hostname verification. Clients including client con Jan 17, 2019 · From kafka 2. 0 Jul 23, 2024 · Hostname Mismatch: Check if the hostname in the Kafka broker's SSL certificate matches the hostname you are connecting to. verification_mode: certificate certificate Verifies that the provided certificate is signed by a trusted authority (CA), but does not perform any hostname verification. com> wrote: > Hello, > > I am trying to setup Kafka SSL using certificates on my windows machine > using reference of security_overview section of Kafka documents. Netflix is using Kafka in this way to buffer the output of “virtually every application” before processing it further. for complete steps take a look at Encryption and Authentic To enable hostname verification you must use or create your own root certification authority (CA) and configure Kafka ingestion to use that CA with the following steps: Obtain a root certificate authority; Verify kafka server certificate hostname; Configure your Splunk search heads; By default, hostname verification is not configured. The main reason for that is that with node ports it is hard to pin down the addresses which will be used and add it to the TLS certificates. The hostname verification is disabled by default. As I am using nodeport TLS authentication in strimzi kafka, hostname verification needs to be disabled for the client, in this case it's IIB. hostnameVerifier properties in the product's startup script ( api-manager. tao-zookeeper-nodes. For example, use `KAFKA_CFG_BACKGROUND_THREADS` in order to set `background. 0_181] at sun. 背景 kafka的服务端和客户端之间使用IP连接，服务端也未配置任何域名，但是却出现了一个奇怪的问题。kafka客户端达到一定数量的时候，大量的连接在超时，服务端出现了许多CLOSE_WAIT状态的连接，抓包发现服务端有时候关闭完一个连接需要花费几分钟的时间，超出了客户端设置的超时时间，客户 Aug 24, 2023 · Disabling hostname verification by system property. security. To disable server hostname verification (not recommended for production), add a Kafka property by performing the following Aug 12, 2019 · #From kafka 2. identification. verification. hostname?) and using it in rd_kafka_transport_ssl_set_endpoint_id() if it’s Apr 24, 2023 · This means that Kafka will not check if the hostname in the SSL/TLS certificate matches the target server's hostname during the SSL/TLS handshake. . name配置项的重要性及正确设置方法，以确保客户端能够成功访问Broker。 Aug 17, 2020 · 0. I've gone through the official documentation and successfully generated the certificates. Logs. algorithm. rb is missing ssl_verify_hostname: @ssl_verify_hostname parameter. The application on CMS has the below icons: Lock symbol – To prevent further updates on CMS. kafka: ssl. Maximum attempts to create the kafka consumer (kafka-client), before eventually giving up and failing. disableHostnameVerification system property to "true" to disable only hostname verification, Jun 13, 2021 · The default value is https. 29. If e May 21, 2018 · Even though Kafka supports server hostname verification and the documentation talks about setting hostnames in server certificates, hostname verification is disabled by default. The Kafka hostname verification feature cannot be used if OBA self-signed certificates are used for SSL mode. threads` or `KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE` in order to configure `auto. servers" to "<ip>:9093"; try to produce a message to some topic in the broker. Clients including client con Feb 21, 2020 · Clients including client connections created by the broker for inter-broker communication verify that the broker host name matches the host name in the broker’s certificate. svc; It resolves it to the IP address 192. I've got 3 ssl certs in pem format for authentication in the kafka topic: ssl_cafile ssl_certfile ssl_ke Mar 9, 2020 · From Kafka version 2. 168. The file can be used to assign specific hostname to given IP address. Mar 28, 2023 · I have an SSL enabled Kafka cluster installed by HDP. clients. internal. compute-1. algorithm to empty string Jan 23, 2023 · It is also important to understand the implications of turning off hostname verification and setting the verification mode to none. 0 onwards, hostname verification of servers is enabled by default for client connections as well as inter-broker connections. May 21, 2018 · TLS can be used a security protocol with Kafka to enable server authentication, client authentication and encryption. This is resolved to the IP address xxx. Long. If I’m reading the code correctly this would require exposing a new configuration value (maybe ssl. host. Clients including client con Looking for Qlik Talend Support? Click here to log into our Support Portal. If your hostname and certificate doesnt match, #then you can disable the hostname verification by setting the property ssl. kafka的服务端和客户端之间使用IP连接，服务端也未配置任何域名，但是却出现了一个奇怪的问题。kafka客户端达到一定数量的时候，大量的连接在超时，服务端出现了许多CLOSE_WAIT状态的连接，抓包发现服务端有时候关闭完一个连接需要花费几分钟的时间，超出了客户端设置的超时时间，客户 Jan 16, 2020 · "ssl. 10. NLB has 3 listeners for IAM brokers: TLS:7200 -&gt; May 26, 2020 · We had been running a Kafka cluster in an base metal K8s with following details: 3 zookeeper: lab-zookeeper-0/1/2 3 brokers: lab-kafka-0/1/2 cluster operator version: 0. disableHostnameVerification and httpclient. sh吗 这是我现在的配置： 如上所示，我已将ssl. listeners" property to "SSL://<ip>:9093"; Set up librdkafka with SSL and hostname verification; Set the librdkafka property "bootstrap. certificate. java:231) ~[?:1. 0 host name verification of servers is enabled by default for client connections as well as inter-broker connections. https. Client initiates Client Hello and server responds with Server Hello which contains the server certificate. Double-check the SSL configuration in your C# code and ensure that it aligns with the settings on the Kafka broker. Looking for articles and discussions? We've moved to the Qlik Community! Mar 26, 2021 · This would allow clients to specify a trusted name for scenarios that would otherwise require modifications to the certificates (DNS SANs, IP SANs, etc. Jan 21, 2022 · As a client when testing the TLS call, we’re trying to perform hostname verification of the Kafka broker by setting the configuration “ssl. By turning off hostname verification, the client will not be able to verify the identity of Jun 9, 2022 · This is a problem of how your DNS works and how ZooKeeper does the TLs hostname verification. You can disable this hostname verification by setting ssl. Jul 22, 2020 · Otherwise, the component fails to connect to the Kafka server. Ask Question HTTPSConnectionPool(host='hostname Sep 5, 2020 · 0. name of the kafka server is set to kafka and all the other containers can talk to it fine using this name. Solutions to Resolve SSL Handshake Failed Errors 1. A comma-separated list of one or more broker locations in your Kafka cluster that host your Kafka instance. There is NLB. 1. Apr 23, 2019 · When exposing Kafka using node ports with TLS, Strimzi currently doesn’t support TLS hostname verification. Clients including client con Feb 13, 2022 · As described in the docs, when using node ports listeners, you have to by default disable the hostname verification in your client. algorithm设置为空字符串，但我仍然收到此错误： 我调用脚本如下： Check the status of your servers and operations. JSSE docs says: May 17, 2011 · Is there a way for the standard java SSL sockets to disable hostname verfication for ssl connections with a property? The only way I found until now, is to write a hostname verifier which returns true all the time. Clients including client con "ssl. The problem is that java test programs cannot send messages to the kafka server from the host machine. inter. rb and in_kafka. There is kafka-integrations-dev. For example, The following reference file is available with your Winlogbeat installation. name也没有设，则会使用JVM拿到的本机hostname注册到zk。 这里有两个坑要注意： "ssl. Dec 30, 2021 · kafka-server: ssl. Mar 6, 2019 · You have set security. My team and I finally figured out a solution after piecing together information from different sources. Aug 12, 2019 · #From kafka 2. 还有这段： camel. Hostname verification is used to ensure that the certificate presented by the server matches the hostname of the server. Configuring hostname verification¶. com') isn't really the server's hostname. 8 to python 3. Use the ssl. To disable server hostname verification (not recommended for production), add a Kafka property by performing the following Dec 19, 2019 · Kafka, Hostname verification by self signed certificate of OpenSSL. match(HostnameChecker. properties the following configuration and finally restart your Kafka Cluster: ssl. 11 Operating System: MacOS Method of installation: pip3 Kafka library name: confluent-kafka-python Kafka library version: 2. It also adds the information to the respective broker or bootstrap certificate so that it can be used for TLS hostname verification. Since we are explicitly deviating from the ZooKeeper system properties everywhere else, and since this config is rarely used, we will stay consistent with the Kafka config here as well. sh? This is my config right now: I have set the ssl. Viewed 1k times Feb 16, 2025 · For hostname verification to work, the Apache Kafka Cluster requires IP Address and DNS Hostname to be present in the certificate’s Subject Alternative Name (SAN) fields. uqoc dikzej xsalc tiv souvk woyd hpps wsyosrw whuy eodmt

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