Apache-nifi-configuration
提供：Dev Guides
Apache NiFi-設定
Apache NiFiは、高度に構成可能なプラットフォームです。 confディレクトリのnifi.propertiesファイル
ほとんどの設定が含まれます。
Apache NiFiの一般的に使用されるプロパティは次のとおりです-
コアプロパティ
このセクションには、NiFiインスタンスを実行するために必須のプロパティが含まれています。
| S.No. | Property name | Default Value | description |
|---|---|---|---|
| 1 | nifi.flow.configuration.file | ./conf/flow.xml.gz | This property contains the path to flow.xml file. This file contains all the data flows created in NiFi. |
| 2 | nifi.flow.configuration.archive.enabled | true | This property is used to enable or disable archiving in NiFi. |
| 3 | nifi.flow.configuration.archive.dir | ./conf/archive/ | This property is used to specify the archive directory. |
| 4 | nifi.flow.configuration.archive.max.time | 30 days | This is used to specify the retention time for archiving content. |
| 5 | nifi.flow.configuration.archive.max.storage | 500 MB | it contains the maximum size of archiving directory can grow. |
| 6 | nifi.authorizer.configuration.file | ./conf/authorizers.xml | To specify the authorizer configuration file, which is used for user authorization. |
| 7 | nifi.login.identity.provider.configuration.file | ./conf/login-identity-providers.xml | This property contains the configuration of login identity providers, |
| 8 | nifi.templates.directory | ./conf/templates | This property is used to specify the directory, where NiFi templates will be stored. |
| 9 | nifi.nar.library.directory | ./lib | This property contains the path to library, which NiFi will use to load all the components using NAR files present in this lib folder. |
| 10 | nifi.nar.working.directory | ./work/nar/ | This directory will be storing the unpacked nar files, once NiFi processes them. |
| 11 | nifi.documentation.working.directory | ./work/docs/components | This directory contains the documentation of all components. |
州管理
これらのプロパティは、処理の開始に役立つコンポーネントの状態を保存するために使用されます。コンポーネントは、再起動後および次のスケジュール実行で残ります。
| S.No. | Property name | Default Value | description |
|---|---|---|---|
| 1 | nifi.state.management.configuration.file | ./conf/state-management.xml | This property contains the path to state-management.xml file. This file contains all component state present in the data flows of that NiFi instance. |
| 2 | nifi.state.management.provider.local | local-provider | It contains the ID of the local state provider. |
| 3 | nifi.state.management.provider.cluster | zk-provider | This property contains the ID of the cluster-wide state provider. This will be ignored if NiFi is not clustered but must be populated if running in a cluster. |
| 4 | nifi.state.management. embedded. zookeeper. start | false | This property specifies whether or not this instance of NiFi should run an embedded ZooKeeper server. |
| 5 | nifi.state.management. embedded. zookeeper.properties | ./conf/zookeeper.properties | This property contains the path of the properties file that provides the ZooKeeper properties to use if <nifi.state.management. embedded. zookeeper. start> is set to true. |
FlowFileリポジトリ
FlowFileリポジトリの重要な詳細を見てみましょう-
| S.No. | Property name | Default Value | description |
|---|---|---|---|
| 1 | nifi.flowfile.repository. implementation | org.apache.nifi. controller. repository. WriteAhead FlowFileRepository | This property is used to specify either to store the flowfiles in memory or disk. If a user want to stores the flowfiles in memory then change to "org.apache.nifi.controller. repository.VolatileFlowFileRepository". |
| 2 | nifi.flowfile.repository.directory | ./flowfile_repository | To specify the directory for flowfile repository. |
