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- ElasticSearch engine usage instructions
- Presto Engine Instructions
- Integrate Knife4j and enable
- Data source function module interface optimization
- JDBC engine supports data source schema
- EC History List Architecture Design
- Service isolation Design
- version of Release-Notes
Configuration Item
| module name (service name) | type | parameter name | default value | description |
|---|---|---|---|---|
| eureka(application-eureka.yml) | New | management.endpoints.web.exposure.include | refresh,info,health,metrics | The endpoint exposure range for Spring Boot Actuator |
| eureka(application-eureka.yml) | New | eureka.instance.metadata-map:.prometheus.path | ${prometheus.path:/actuator/prometheus} | Prometheus monitoring endpoint for microservices registered in Eureka metadata |
| common(application-linkis.yml) | New | eureka.instance.metadata-map:.prometheus.path | ${prometheus.path:${prometheus.endpoint}} | ditto |
| common | New | wds.linkis.prometheus.enable | false | |
| common | Modify | wds.linkis.server.user.restful.uri.pass.auth | /api/rest_j/v1/actuator/prometheus | |
| common | Modify | spring.spring.cloud.config.enabled | false | |
| ec-es | New | linkis.es.cluster | 127.0.0.1:9200 | ElasticSearch cluster，Separate multiple nodes using commas |
| ec-es | New | linkis.es.username | None | ElasticSearch cluster username |
| ec-es | New | linkis.es.password | None | ElasticSearch cluster password |
| ec-es | New | linkis.es.auth.cache | false | Whether the client is cache authenticated |
| ec-es | New | linkis.es.sniffer.enable | false | Whether Sniffer is enabled on the client |
| ec-es | New | linkis.es.http.method | GET | request method |
| ec-es | New | linkis.es.http.endpoint | /_search | the Endpoint in JSON Script |
| ec-es | New | linkis.es.sql.endpoint | /_sql | the Endpoint in SQL |
| ec-es | New | linkis.es.sql.format | {“query”:”%s”} | the template of SQL script call , %s replaced with SQL as the body of the request request ElasticSearch cluster |
| ec-es | New | linkis.es.headers.* | None | Client Headers configuration |
| ec-es | New | linkis.engineconn.concurrent.limit | 100 | Maximum engine concurrency of ElasticSearch cluster |
| ec-presto | New | wds.linkis.presto.url | http://127.0.0.1:8080 | Presto cluster connection |
| ec-presto | New | wds.linkis.presto.username | default | Presto cluster username |
| ec-presto | New | wds.linkis.presto.password | None | Presto cluster password |
| ec-presto | New | wds.linkis.presto.catalog | system | Catalog for queries |
| ec-presto | New | wds.linkis.presto.schema | None | Query Schema |
| ec-presto | New | wds.linkis.presto.source | global | source used by the query |
| ec-presto | New | presto.session.query_max_total_memory | 8GB | query uses maximum memory |
| ec-presto | New | wds.linkis.presto.http.connectTimeout | 60 | Presto client connect timeout (unit: seconds) |
| ec-presto | New | wds.linkis.presto.http.readTimeout | 60 | Presto client read timeout (unit: seconds) |
| ec-presto | New | wds.linkis.engineconn.concurrent.limit | 100 | The maximum number of concurrent Presto engines |
| ec-jdbc | Modify | wds.linkis.jdbc.connect.url | jdbc:mysql://127.0.0.1:3306/test | jdbc conn url |
| ec-jdbc | Modify | wds.linkis.jdbc.driver | com.mysql.jdbc.Driver | jdbc conn driver |
| ec-jdbc | Modify | wds.linkis.jdbc.username | None | jdbc conn username |
| ec-jdbc | Modify | wds.linkis.jdbc.password | None | jdbc conn password |
DB Table Changes
For details, see the upgrade schemadb/upgrade/1.2.0_schema file in the corresponding branch of the code repository (https://github.com/apache/incubator-linkis).
