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-rw-r--r--common/src/main/java/org/onap/so/logger/MaskLogStatements.java71
1 files changed, 71 insertions, 0 deletions
diff --git a/common/src/main/java/org/onap/so/logger/MaskLogStatements.java b/common/src/main/java/org/onap/so/logger/MaskLogStatements.java
new file mode 100644
index 0000000000..cadadcf9f3
--- /dev/null
+++ b/common/src/main/java/org/onap/so/logger/MaskLogStatements.java
@@ -0,0 +1,71 @@
+package org.onap.so.logger;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.List;
+import java.util.Optional;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import ch.qos.logback.classic.PatternLayout;
+import ch.qos.logback.classic.spi.ILoggingEvent;
+
+public class MaskLogStatements extends PatternLayout {
+
+ private String patternsProperty;
+ private String maskChar = "*";
+ private Optional<Pattern> pattern = Optional.empty();
+ private static final Pattern authPattern =
+ Pattern.compile("Authorization(?:\\:|=)\\s?(?:\"|\\[)(?:Basic|Bearer) (.*?)(?:\"|\\])");
+ private static final Pattern openstackPattern = Pattern.compile("\"password\"\\s?:\\s?\"(.*?)\"");
+
+ 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));
+ }
+ }
+
+ public String getMaskChar() {
+ return maskChar;
+ }
+
+ public void setMaskChar(String maskChar) {
+ this.maskChar = maskChar;
+ }
+
+
+ protected Collection<Pattern> getPatterns() {
+ return Arrays.asList(authPattern, openstackPattern);
+ }
+
+ @Override
+ public String doLayout(ILoggingEvent event) {
+
+ final StringBuilder message = new StringBuilder(super.doLayout(event));
+ List<Pattern> patterns = new ArrayList<>(getPatterns());
+ if (pattern.isPresent()) {
+ patterns.add(pattern.get());
+ }
+ patterns.forEach(p -> {
+ Matcher matcher = p.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, maskChar.charAt(0));
+ }
+ }
+ group++;
+ }
+ }
+ });
+ return message.toString();
+ }
+
+}