JS-357 Remove HttpClient logs from DEBUG level (#4876)

Co-authored-by: Ilia Kebets <[email protected]>

its/plugin/tests/src/test/java/com/sonar/javascript/it/plugin/EslintBasedRulesTest.java

@@ -83,11 +83,14 @@ public void testProject(File projectDir, String projectKey) {
       .setProjectKey(projectKey)
       .setSourceEncoding("UTF-8")
       .setSourceDirs(".")
+      .setDebugLogs(true)
       .setProjectDir(projectDir);
 
     OrchestratorStarter.setProfile(projectKey, jsProfile, "js");
     BuildResult buildResult = orchestrator.executeBuild(build);
     assertThat(buildResult.getLogsLines(l -> l.startsWith("ERROR"))).isEmpty();
+    // assert that there are no logs from Apache HttpClient
+    assertThat(buildResult.getLogsLines(l -> l.contains("preparing request execution"))).isEmpty();
 
     List<Issue> issuesList = getIssueList(projectKey, "javascript:S3923");
     assertThat(issuesList).hasSize(1);

sonar-plugin/bridge/src/main/java/org/sonar/plugins/javascript/bridge/BridgeServerImpl.java

@@ -23,6 +23,8 @@
 import com.google.gson.JsonSyntaxException;
 import java.io.File;
 import java.io.IOException;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 import java.net.InetAddress;
 import java.net.URI;
 import java.net.URISyntaxException;
@@ -136,8 +138,32 @@ public BridgeServerImpl(
     this.temporaryDeployLocation = tempFolder.newDir(BRIDGE_DEPLOY_LOCATION).toPath();
     this.heartbeatService = Executors.newSingleThreadScheduledExecutor();
     this.embeddedNode = embeddedNode;
+    silenceHttpClientLogs();
   }
 
+  private static void silenceHttpClientLogs() {
+    setLoggerLevelToInfo("org.apache.hc");
+  }
+
+  /**
+   * This method sets the log level of the logger with the given name to INFO.
+   * It assumes that SLF4J is used as the logging facade and Logback as the logging implementation.
+   * Since we don't want to directly depend on logback, we use reflection to set the log level.
+   * @param loggerName
+   */
+  private static void setLoggerLevelToInfo(String loggerName) {
+    try {
+      ClassLoader cl = BridgeServerImpl.class.getClassLoader();
+      Class<?> level = cl.loadClass("ch.qos.logback.classic.Level");
+      Logger logger = LoggerFactory.getLogger(loggerName);
+      Method setLevel = logger.getClass().getMethod("setLevel", level);
+      setLevel.invoke(logger, level.getField("INFO").get(null));
+    } catch (NoSuchFieldException | IllegalAccessException | ClassNotFoundException | NoSuchMethodException | InvocationTargetException e) {
+      LOG.info("Failed to set logger level to INFO for " + loggerName, e);
+    }
+  }
+
+
   void heartbeat() {
     LOG.trace("Pinging the bridge server");
     isAlive();