<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder class="ch.qos.logback.core.encoder.LayoutWrappingEncoder">
<layout class="com.pattern.MaskingPatternLayout">
<patternsProperty>[a-zA-Z_]</patternsProperty>
<pattern>%-5level - %replace(%msg){'[1-6][0-9]{3}[\s-]?[0-9]{4}[\s-]?[0-9]{4}[\s-]?[0-9]{4}|5[1-5][0-9]{2}[\s-]?[0-9]{4}[\s-]?[0-9]{4}[\s-]?[0-9]{4}', 'XXXX'}%n</pattern>
</layout>
</encoder>
</appender>
我可以通过这种方式屏蔽数据,我不觉得这里有什么困难。但是我的项目已经使用了 ConsoleAppender,并且隐藏在新 appender 中的数据在旧 appender 中可见,所以我试图将数据隐藏在新 appender 中。这就是问题所在。
我项目中的旧 appender。
<appender name="JSON" class="ch.qos.logback.core.ConsoleAppender">
<encoder class="net.logstash.logback.encoder.LoggingEventCompositeJsonEncoder">
<providers>
<pattern class="com.pattern.RFC5424JsonProvider">
<pattern>
{
"structured-data": "#asJson{%data}",
"msg": "%message"
}
</pattern>
</pattern>
</providers>
</encoder>
</appender>
RFC5424JsonProvider 扩展了 PatternLayout。如何隐藏旧 appender 中的数据?例如,地图 1111-2222-3333-444 应该用 * 隐藏。提前致谢
更新
public class MaskingPatternLayout extends PatternLayout {
private String patternsProperty;
private Optional<Pattern> pattern;
public String getPatternsProperty() {
return patternsProperty;
}
public void setPatternsProperty(String patternsProperty) {
this.patternsProperty = patternsProperty;
if (this.patternsProperty != null) {
this.pattern = Optional.of(Pattern.compile(patternsProperty, Pattern.MULTILINE));
} else {
this.pattern = Optional.empty();
}
}
@Override
public String doLayout(ILoggingEvent event) {
final StringBuilder message = new StringBuilder(super.doLayout(event));
if (pattern.isPresent()) {
Matcher matcher = pattern.get().matcher(message);
while (matcher.find()) {
int group = 1;
while (group <= matcher.groupCount()) {
if (matcher.group(group) != null) {
for (int i = matcher.start(group); i < matcher.end(group); i++) {
message.setCharAt(i, '*');
}
}
group++;
}
}
}
return message.toString();
}
}