ES启动报错:

java.security.AccessControlException: access denied ("javax.management.MBeanTrustPermission" "register")
        at java.security.AccessControlContext.checkPermission(AccessControlContext.java:472)
        at java.lang.SecurityManager.checkPermission(SecurityManager.java:585)
        at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.checkMBeanTrustPermission(DefaultMBeanServerInterceptor.java:1848)
        at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:322)
        at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
        at org.apache.logging.log4j.core.jmx.Server.register(Server.java:389)
        at org.apache.logging.log4j.core.jmx.Server.reregisterMBeansAfterReconfigure(Server.java:167)
        at org.apache.logging.log4j.core.jmx.Server.reregisterMBeansAfterReconfigure(Server.java:140)
        at org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:556)
        at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:617)
        at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:634)
        at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:229)
        at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:242)
        at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:45)
        at org.apache.logging.log4j.LogManager.getContext(LogManager.java:174)
        at org.apache.logging.log4j.LogManager.getLogger(LogManager.java:648)
        at org.elasticsearch.common.logging.ESLoggerFactory.getLogger(ESLoggerFactory.java:54)
        at org.elasticsearch.common.logging.ESLoggerFactory.getLogger(ESLoggerFactory.java:62)
        at org.elasticsearch.common.logging.Loggers.getLogger(Loggers.java:101)
        at org.elasticsearch.ExceptionsHelper.<clinit>(ExceptionsHelper.java:42)
        at org.elasticsearch.ElasticsearchException.toString(ElasticsearchException.java:663)
        at java.lang.String.valueOf(String.java:2994)
        at java.io.PrintStream.println(PrintStream.java:821)
        at java.lang.Throwable$WrappedPrintStream.println(Throwable.java:748)
        at java.lang.Throwable.printStackTrace(Throwable.java:655)
        at java.lang.Throwable.printStackTrace(Throwable.java:643)
        at java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:1061)
        at java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:1052)
        at java.lang.Thread.dispatchUncaughtException(Thread.java:1959)

SettingsException[Failed to load settings from /opt/myapp/elasticsearch-6.0.0/config/elasticsearch.yml]; nested: AccessDeniedException[/opt/myapp/elasticsearch-6.0.0/config/elasticsearch.yml];
        at org.elasticsearch.node.InternalSettingsPreparer.prepareEnvironment(InternalSettingsPreparer.java:101)
        at org.elasticsearch.cli.EnvironmentAwareCommand.createEnv(EnvironmentAwareCommand.java:78)
        at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:69)
        at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:134)
        at org.elasticsearch.cli.Command.main(Command.java:90)
        at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:92)
        at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:85)
Caused by: java.nio.file.AccessDeniedException: /opt/myapp/elasticsearch-6.0.0/config/elasticsearch.yml
        at sun.nio.fs.UnixException.translateToIOException(UnixException.java:84)
        at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
        at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
        at sun.nio.fs.UnixFileSystemProvider.newByteChannel(UnixFileSystemProvider.java:214)
        at java.nio.file.Files.newByteChannel(Files.java:361)
        at java.nio.file.Files.newByteChannel(Files.java:407)
        at java.nio.file.spi.FileSystemProvider.newInputStream(FileSystemProvider.java:384)
        at java.nio.file.Files.newInputStream(Files.java:152)
        at org.elasticsearch.common.settings.Settings$Builder.loadFromPath(Settings.java:1058)
        at org.elasticsearch.node.InternalSettingsPreparer.prepareEnvironment(InternalSettingsPreparer.java:99)
        ... 6 more

        原因是该用户权限不够,切换到root用户下授权:

chown -R 用户名.用户名 文件夹
chown -R es.es elasticsearch

 

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