feat(iaiklogger): add interface to re-classify log msg from WARN to INFO

1 files changed, 29 insertions, 1 deletions

diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/logging/IaikLog.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/logging/IaikLog.java
index 84dc8bf..2ddb783 100644
--- a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/logging/IaikLog.java
+++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/logging/IaikLog.java
@@ -24,11 +24,14 @@
 package at.gv.egovernment.moa.spss.server.logging;
 
 import java.util.ArrayList;
+import java.util.HashSet;
 import java.util.List;
+import java.util.Set;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
+import java.util.stream.Stream;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -50,12 +53,30 @@ public class IaikLog implements iaik.logging.Log {
   /** The node ID to use. */
   private String nodeId;
 
+  private static final Set<String> LOGLEVEL_INFO_RECLASSIFICATION = Stream.of(
+      "Max. cert info store size exceeded, consider using a larger certinfostore.")
+      .collect(Collectors.toCollection(HashSet::new));
+  
+  
   public static final String X509_INFO_CLEARING_PATTERN = "(?!serialNumber)(=)(.*?)(,|\"|$)";
   
   private static Pattern multilinePattern;
   private static List<String> maskPatterns = new ArrayList<>();
   
   /**
+   * Add log message that should be logged on INFO level instead of WARN.
+   * 
+   * <p>IAIK-MOA and some other IAIK libs sometimes log on level WARN but it's only an info. 
+   * However, log level WARN can trigger wrong alerts in monitoring systems.</p>
+   * 
+   * @param msg
+   */
+  public static void addLogMsgForReclassification(String msg) {    
+    LOGLEVEL_INFO_RECLASSIFICATION.add(msg);
+    
+  }
+  
+  /**
    * Add masking pattern into logger.
    * 
    * @param maskPattern
@@ -130,7 +151,14 @@ public class IaikLog implements iaik.logging.Log {
     Object blankedMsg = log.isTraceEnabled() ? message : maskMessage(message);
     final IaikLogMsg msg = new IaikLogMsg(transactionId, nodeId, blankedMsg);
 
-    log.warn(msg.toString(), t);
+    // log some messages on INFO. That's a work-around for suboptimal levels in third-party libs.
+    if (LOGLEVEL_INFO_RECLASSIFICATION.contains(blankedMsg)) {
+      log.info(msg.toString(), t);
+      
+    } else {
+      log.warn(msg.toString(), t);  
+      
+    }        
   }
 
   /**