{"id":21252626,"url":"https://github.com/jcasbin/kafka-watcher","last_synced_at":"2025-07-11T01:33:00.501Z","repository":{"id":49652739,"uuid":"375681272","full_name":"jcasbin/kafka-watcher","owner":"jcasbin","description":"Kafka Watcher is a kafka watcher for jCasbin.","archived":false,"fork":false,"pushed_at":"2023-11-05T14:47:35.000Z","size":11,"stargazers_count":1,"open_issues_count":0,"forks_count":4,"subscribers_count":3,"default_branch":"master","last_synced_at":"2023-11-05T15:36:17.999Z","etag":null,"topics":["abac","acl","auth","authorization","authz","casbin","java","jcasbin","kafka","rbac","watcher"],"latest_commit_sha":null,"homepage":"https://github.com/casbin/jcasbin","language":"Java","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/jcasbin.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null}},"created_at":"2021-06-10T11:58:13.000Z","updated_at":"2022-03-02T12:18:37.000Z","dependencies_parsed_at":"2022-09-17T03:00:14.678Z","dependency_job_id":"bcd15dc4-e365-48f2-8270-4478b4e0b8a5","html_url":"https://github.com/jcasbin/kafka-watcher","commit_stats":null,"previous_names":[],"tags_count":0,"template":null,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/jcasbin%2Fkafka-watcher","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/jcasbin%2Fkafka-watcher/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/jcasbin%2Fkafka-watcher/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/jcasbin%2Fkafka-watcher/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/jcasbin","download_url":"https://codeload.github.com/jcasbin/kafka-watcher/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":225669664,"owners_count":17505386,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["abac","acl","auth","authorization","authz","casbin","java","jcasbin","kafka","rbac","watcher"],"created_at":"2024-11-21T03:48:09.265Z","updated_at":"2024-11-21T03:48:09.846Z","avatar_url":"https://github.com/jcasbin.png","language":"Java","funding_links":[],"categories":[],"sub_categories":[],"readme":"Kafka Watcher\n---\n[![GitHub Actions](https://github.com/jcasbin/kafka-watcher/actions/workflows/ci.yml/badge.svg)](https://github.com/jcasbin/kafka-watcher/actions/workflows/ci.yml)\n[![Maven Central](https://img.shields.io/maven-central/v/org.casbin/kafka-watcher.svg)](https://central.sonatype.com/artifact/org.casbin/kafka-watcher)\n![License](https://img.shields.io/github/license/jcasbin/kafka-watcher)\n\n\nKafkaWatcher is a [Kafka](https://kafka.apache.org) watcher for [jCasbin](https://github.com/casbin/jcasbin).\n\n## Installation\n\nFor Maven\n\n``` xml\n\u003cdependency\u003e\n    \u003cgroupId\u003eorg.casbin\u003c/groupId\u003e\n    \u003cartifactId\u003ekafka-watcher\u003c/artifactId\u003e\n    \u003cversion\u003e1.1.0\u003c/version\u003e\n\u003c/dependency\u003e\n```\n\n## Simple Example\n\n```java\npublic static void main(String[] args) {\n    // Initialize the watcher.\n    // Use the Kafka properties and topic name as parameter.\n    Map\u003cString,Object\u003e producerProps = new HashMap\u003c\u003e();\n    producerProps.put(\"bootstrap.servers\", \"127.0.0.1:9092\");\n    producerProps.put(\"acks\", \"all\");\n    producerProps.put(\"retries\", 0);\n    producerProps.put(\"batch.size\", 16384);\n    producerProps.put(\"linger.ms\", 1);\n    producerProps.put(\"buffer.memory\", 33554432);\n    producerProps.put(\"key.serializer\", \"org.apache.kafka.common.serialization.StringSerializer\");\n    producerProps.put(\"value.serializer\", \"org.apache.kafka.common.serialization.StringSerializer\");\n\n    Map\u003cString,Object\u003e consumerProps = new HashMap\u003c\u003e();\n    consumerProps.put(\"bootstrap.servers\", \"127.0.0.1:9092\");\n    consumerProps.put(\"group.id\", \"my-consumer-group-01\");\n    consumerProps.put(\"enable.auto.commit\", \"true\");\n    consumerProps.put(\"auto.commit.interval.ms\", \"1000\");\n    consumerProps.put(\"key.deserializer\", \"org.apache.kafka.common.serialization.StringDeserializer\");\n    consumerProps.put(\"value.deserializer\", \"org.apache.kafka.common.serialization.StringDeserializer\");\n    \n    String topic=\"jcasbin-topic\";\n    KafkaWatcher kafkaWatcher = new KafkaWatcher(producerProps,consumerProps, topic);\n\n    // Initialize the enforcer.\n    Enforcer enforcer = new Enforcer(\"examples/rbac_model.conf\", \"examples/rbac_policy.csv\");\n\n    // Set the watcher for the enforcer.\n    enforcer.setWatcher(redisWatcher);\n\n    // Set callback to local example\n    Runnable updateCallback = ()-\u003e{\n        //do something\n    };\n    kafkaWatcher.setUpdateCallback(updateCallback);\n\n    // Update the policy to test the effect.\n    enforcer.savePolicy();\n}\n```\n\n## Getting Help\n\n- [jCasbin](https://github.com/casbin/jCasbin)\n- [kafka-client](https://github.com/apache/kafka)\n\n## License\n\nThis project is under Apache 2.0 License. See the [LICENSE](LICENSE) file for the full license text.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjcasbin%2Fkafka-watcher","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fjcasbin%2Fkafka-watcher","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjcasbin%2Fkafka-watcher/lists"}