SONAR-11096 Discard files from analysis scope greater 20MB

SONAR-11096 Discard files from analysis scope greater when than 20 MB

- introduce property 'sonar.filesize.limit'

2 files changed, 13 insertions, 1 deletions

diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ScanProperties.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ScanProperties.java
index 250d9d22482..095887f8159 100644
--- a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ScanProperties.java
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/ScanProperties.java
@@ -27,6 +27,7 @@ import org.sonar.api.config.Configuration;
 import org.sonar.api.utils.MessageException;
 
 import static org.sonar.core.config.ScannerProperties.BRANCH_NAME;
+import static org.sonar.core.config.ScannerProperties.FILE_SIZE_LIMIT;
 
 /**
  * Properties that can be passed to the scanners and are not exposed in SonarQube.
@@ -93,6 +94,10 @@ public class ScanProperties {
     return configuration.getInt(REPORT_PUBLISH_TIMEOUT_IN_SEC).orElse(60);
   }
 
+  public long fileSizeLimit() {
+    return configuration.getInt(FILE_SIZE_LIMIT).orElse(20);
+  }
+
   /**
    * This should be called in the beginning of the analysis to fail fast
    */
diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/filesystem/FileIndexer.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/filesystem/FileIndexer.java
index f62617d166a..caf0ad0d76f 100644
--- a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/filesystem/FileIndexer.java
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/filesystem/FileIndexer.java
@@ -20,6 +20,7 @@
 package org.sonar.scanner.scan.filesystem;
 
 import java.io.IOException;
+import java.nio.file.Files;
 import java.nio.file.LinkOption;
 import java.nio.file.Path;
 import java.util.Arrays;
@@ -119,6 +120,12 @@ public class FileIndexer {
       return;
     }
 
+    long maxFileSize = properties.fileSizeLimit();
+    if (Files.size(realAbsoluteFile) > maxFileSize * 1024L * 1024L) {
+      LOG.warn("File '{}' is bigger than {}MB and as consequence is removed from the analysis scope.", realAbsoluteFile.toAbsolutePath(), maxFileSize);
+      return;
+    }
+
     Language language = langDetection.language(realAbsoluteFile, projectRelativePath);
 
     if (ignoreCommand != null && ignoreCommand.isIgnored(realAbsoluteFile)) {
@@ -141,7 +148,7 @@ public class FileIndexer {
 
     DefaultInputFile inputFile = new DefaultInputFile(indexedFile, f -> metadataGenerator.setMetadata(module.key(), f, module.getEncoding()));
     if (language != null && language.isPublishAllFiles()) {
-        inputFile.setPublished(true);
+      inputFile.setPublished(true);
     }
     if (!accept(inputFile)) {
       return;