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Spring Boot,打包應用程序中帶有Logback配置文件的Tomcat訪問日志

[英]Spring Boot, Tomcat Access Log with Logback config file in a packaged application

如何在EmbeddedServletContainerCustomizer-Bean中正確配置LogbackValve來讀取類路徑上的文件?

現在,我具有以下配置,該配置在我的本地主機上可以正常運行( logging.accessLogConfig: src/main/resources/logback_access_dev.xml在application.yml中設置):

@Configuration
public class TomcatConfiguration {

@Value("${logging.accessLogConfig}")
private String accessLogConfig;

@Bean
public EmbeddedServletContainerCustomizer containerCustomizer() {
    return new EmbeddedServletContainerCustomizer() {
        @Override
        public void customize(ConfigurableEmbeddedServletContainer container) {
            if (container instanceof TomcatEmbeddedServletContainerFactory) {
                TomcatEmbeddedServletContainerFactory containerFactory =
                        (TomcatEmbeddedServletContainerFactory) container;

                LogbackValve logbackValve = new LogbackValve();
                logbackValve.setFilename(accessLogConfig);

                containerFactory.addContextValves(logbackValve);
            }
        }
    };
}

}

但是,一旦我將其作為打包的應用程序部署到服務器上,便不再能夠找到該文件: -WARN in ch.qos.logback.access.tomcat.LogbackValve[] - [src/main/resources/logback_access_dev.xml] does not exist

我也正在通過更改logging.accesslogConfig: classpath:logbook_access_dev.xml並將內容讀取到一個臨時文件中來解決問題,但這也不起作用:

@Configuration
public class TomcatConfiguration {

private static final Logger logger = LoggerFactory.getLogger(TomcatConfiguration.class);

@Value("${logging.accessLogConfig}")
private Resource accessLogConfig;

@Bean
public EmbeddedServletContainerCustomizer containerCustomizer() {
    return new EmbeddedServletContainerCustomizer() {
        @Override
        public void customize(ConfigurableEmbeddedServletContainer container) {
            if (container instanceof TomcatEmbeddedServletContainerFactory) {
                TomcatEmbeddedServletContainerFactory containerFactory =
                        (TomcatEmbeddedServletContainerFactory) container;

                try {
                    InputStream configuration = accessLogConfig.getInputStream();
                    File configFile = File.createTempFile(accessLogConfig.getFilename(), "tmp");
                    FileUtils.copyInputStreamToFile(configuration, configFile);

                    LogbackValve logbackValve = new LogbackValve();
                    logbackValve.setFilename(configFile.getAbsolutePath());

                    containerFactory.addContextValves(logbackValve);
                }
                catch (IOException e) {
                    logger.warn("could not read access log configuration {}", accessLogConfig);
                }
            }
        }
    };
}

}

我正在使用Spring Boot 1.2.7.RELEASE以及logback-access 1.1.3。

非常感謝您提供有關如何運行的幫助:)

現在通過創建自己的SpringLogbackValve解決了該問題,該SpringLogbackValve接受InputStream而不是文件名。 它基本上是ch.qos.logback.access.tomcat.LogbackValve的副本,只是一個Inputstream Inputstream inputStream而不是String fileName和以下方法:

@Override
public void startInternal() throws LifecycleException {
    executorService = ExecutorServiceUtil.newExecutorService();

    if (inputStream != null) {
        try {
            JoranConfigurator jc = new JoranConfigurator();
            jc.setContext(this);
            jc.doConfigure(inputStream);
        }
        catch (JoranException e) {
            logger.warn("failed to configure {}", inputStream);
        }
    }
    else {
        getStatusManager().add(
                new WarnStatus("[" + inputStream + "] does not exist", this));
    }

    if (!quiet) {
        StatusPrinter.print(getStatusManager());
    }

    started = true;
    setState(LifecycleState.STARTING);
}

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