From db3d586b9937e8a556c499faa485a2d9e4a03f81 Mon Sep 17 00:00:00 2001 From: Thomas Lenz Date: Wed, 23 Dec 2020 15:47:38 +0100 Subject: add new module that include common-code for SpringBoot applications --- .../springboot/ajp/logging/LoggingProperties.java | 94 ++++++++++++++++++++ .../springboot/ajp/logging/MdcEnhancerFilter.java | 99 ++++++++++++++++++++++ 2 files changed, 193 insertions(+) create mode 100644 eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/LoggingProperties.java create mode 100644 eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/MdcEnhancerFilter.java (limited to 'eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging') diff --git a/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/LoggingProperties.java b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/LoggingProperties.java new file mode 100644 index 00000000..b3d5d846 --- /dev/null +++ b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/LoggingProperties.java @@ -0,0 +1,94 @@ +package at.gv.egiz.eaaf.utils.springboot.ajp.logging; + +import java.util.Collections; +import java.util.List; + +import org.springframework.boot.context.properties.ConfigurationProperties; + +import lombok.Getter; +import lombok.Setter; + +/** + * Logger configuration for embedded Tomcat. + * + * @author BRZ development team + * @author tlenz + * + */ +@ConfigurationProperties(prefix = "logging") +@Getter +@Setter +public class LoggingProperties { + /** + * Whether to log in JSON format. + */ + private boolean json = true; + /** + * Whether to log in plain text. + */ + private boolean text = false; + /** + * Default Logback Pattern. + */ + private String pattern = "### unused property ###"; + /** + * Logback Mapped Diagnostic Context. + */ + private Mdc mdc = new Mdc(); + + /** + * Logback Mapped Diagnostic Context. + */ + + @Getter + @Setter + public static class Mdc { + /** + * Whether to use Logback's MDC. + */ + private boolean enabled = false; + /** + * List of HTTP Headers to make available in Logback's MDC. + */ + private List headers = Collections.emptyList(); + private String headerPrefix = ""; + private String headerPostfix = ""; + /** + * List of HTTP Cookies to make available in Logback's MDC. + */ + private List cookies = Collections.emptyList(); + private String cookiePrefix = ""; + private String cookiePostfix = ""; + /** + * List of HTTP Session Attributes to make available in Logback's MDC. + */ + private List sessionAttributes = Collections.emptyList(); + private String sessionAttributePrefix = ""; + private String sessionAttributePostfix = ""; + /** + * Value to use if a configured MDC entry would be null. + */ + private String nullValue = null; + } + + /** + * Tomcat AccessLog. + */ + private AccessLog accessLog = new AccessLog(); + + /** + * Tomcat AccessLog. + */ + @Getter + @Setter + public static class AccessLog { + /** + * Enable AccessLog. + */ + private boolean enabled = false; + /** + * Logback access log filename. + */ + private String filename = "logback-access.xml"; + } +} diff --git a/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/MdcEnhancerFilter.java b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/MdcEnhancerFilter.java new file mode 100644 index 00000000..d63c47c9 --- /dev/null +++ b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/ajp/logging/MdcEnhancerFilter.java @@ -0,0 +1,99 @@ +package at.gv.egiz.eaaf.utils.springboot.ajp.logging; + +import java.io.IOException; + +import javax.servlet.Filter; +import javax.servlet.FilterChain; +import javax.servlet.ServletException; +import javax.servlet.ServletRequest; +import javax.servlet.ServletResponse; +import javax.servlet.http.Cookie; +import javax.servlet.http.HttpServletRequest; + +import org.apache.commons.lang3.StringUtils; +import org.slf4j.MDC; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.context.properties.EnableConfigurationProperties; +import org.springframework.stereotype.Component; + +@Component +@EnableConfigurationProperties(LoggingProperties.class) +public class MdcEnhancerFilter implements Filter { + + /** + * Logging properties. + */ + @Autowired + private LoggingProperties loggingProperties; + + /** + * {@inheritDoc} + */ + @Override + public void doFilter(final ServletRequest servletRequest, final ServletResponse servletResponse, + final FilterChain filterChain) throws IOException, ServletException { + final HttpServletRequest request = (HttpServletRequest) servletRequest; + + String key; + String value; + for (final String header : loggingProperties.getMdc().getHeaders()) { + key = loggingProperties.getMdc().getHeaderPrefix() + header + loggingProperties.getMdc() + .getHeaderPostfix(); + value = request.getHeader(header); + if (!StringUtils.isEmpty(value)) { + MDC.put(key, value); + } else if (loggingProperties.getMdc().getNullValue() != null) { + MDC.put(key, loggingProperties.getMdc().getNullValue()); + } + } + + for (final String cookie : loggingProperties.getMdc().getCookies()) { + key = loggingProperties.getMdc().getCookiePrefix() + cookie + loggingProperties.getMdc() + .getCookiePostfix(); + value = getCookie(cookie, request.getCookies()); + if (!StringUtils.isEmpty(value)) { + MDC.put(key, value); + } else if (loggingProperties.getMdc().getNullValue() != null) { + MDC.put(key, loggingProperties.getMdc().getNullValue()); + } + } + + Object object; + for (final String attribute : loggingProperties.getMdc().getSessionAttributes()) { + key = loggingProperties.getMdc().getSessionAttributePrefix() + attribute + loggingProperties.getMdc() + .getSessionAttributePostfix(); + object = request.getSession(true).getAttribute(attribute); + if (object != null) { + MDC.put(key, object.toString()); + } else if (loggingProperties.getMdc().getNullValue() != null) { + MDC.put(key, loggingProperties.getMdc().getNullValue()); + } + } + + try { + filterChain.doFilter(servletRequest, servletResponse); + } finally { + for (final String header : loggingProperties.getMdc().getHeaders()) { + MDC.remove(header); + } + for (final String cookie : loggingProperties.getMdc().getCookies()) { + MDC.remove(cookie); + } + for (final String attribute : loggingProperties.getMdc().getSessionAttributes()) { + MDC.remove(attribute); + } + } + } + + private static String getCookie(final String cookie, final Cookie[] cookies) { + if (cookies == null || StringUtils.isEmpty(cookie)) { + return null; + } + for (final Cookie c : cookies) { + if (c.getName().equals(cookie)) { + return c.getValue(); + } + } + return null; + } +} \ No newline at end of file -- cgit v1.2.3