启动错误信息如下：
2023-12-27 14:49:31 {"type": "server", "timestamp": "2023-12-27T06:49:31,007Z", "level": "INFO", "component": "o.e.n.Node", "cluster.name": "docker-cluster", "node.name": "898cab85d2dd", "message": "closed", "cluster.uuid": "dY9Q1WP6QSqMvs5wig_hyg", "node.id": "HtVsLE2QRXmPJMS13D6ztQ" }
2023-12-27 14:49:33 Exception in thread "main" java.nio.file.AccessDeniedException: /usr/share/elasticsearch/plugins/ik
2023-12-27 14:49:33 at java.base/sun.nio.fs.UnixException.translateToIOException(UnixException.java:90)
2023-12-27 14:49:33 at java.base/sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:106)
2023-12-27 14:49:33 at java.base/sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:111)
2023-12-27 14:49:33 at java.base/sun.nio.fs.UnixFileSystemProvider.newDirectoryStream(UnixFileSystemProvider.java:439)
2023-12-27 14:49:33 at java.base/java.nio.file.Files.newDirectoryStream(Files.java:476)
2023-12-27 14:49:33 at java.base/java.nio.file.Files.list(Files.java:3765)
2023-12-27 14:49:33 at org.elasticsearch.tools.launchers.BootstrapJvmOptions.getPluginInfo(BootstrapJvmOptions.java:49)
2023-12-27 14:49:33 at org.elasticsearch.tools.launchers.BootstrapJvmOptions.bootstrapJvmOptions(BootstrapJvmOptions.java:34)
2023-12-27 14:49:33 at org.elasticsearch.tools.launchers.JvmOptionsParser.jvmOptions(JvmOptionsParser.java:137)
2023-12-27 14:49:33 at org.elasticsearch.tools.launchers.JvmOptionsParser.main(JvmOptionsParser.java:86)
问题原因：plugins中添加的ik目录没有权限；
解决方案：进入elasticsearch容器对应plugins目录下，进行 chmod 777 ik 授权即可。
ZengJun@ZJUN-MACPRO Downloads % docker cp ik elasticsearch:/usr/share/elasticsearch/plugins
Successfully copied 9.89MB to elasticsearch:/usr/share/elasticsearch/plugins
ZengJun@ZJUN-MACPRO Downloads % docker exec -it elasticsearch /bin/bash
[root@92ef39f76655 elasticsearch]# cd /usr/share/elasticsearch/plugins
[root@92ef39f76655 plugins]# ls -l
total 4
drwx------ 3 502 games 4096 Dec 27 06:46 ik
[root@92ef39f76655 plugins]# chmod 777 ik
[root@92ef39f76655 plugins]# ls -l
total 4
drwxrwxrwx 3 502 games 4096 Dec 27 06:46 ik
[root@92ef39f76655 plugins]# exit
exit
ZengJun@ZJUN-MACPRO Downloads % docker restart elasticsearch
elasticsearch