SONAR-16395 Activate Analyzers Cache by default

4 files changed, 92 insertions, 66 deletions

diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheEnabled.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheEnabled.java
index b93150ae944..3333c767310 100644
--- a/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheEnabled.java
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheEnabled.java
@@ -30,6 +30,6 @@ public class AnalysisCacheEnabled {
   }
 
   public boolean isEnabled() {
-    return configuration.getBoolean(PROP_KEY).orElse(false);
+    return configuration.getBoolean(PROP_KEY).orElse(true);
   }
 }
diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheLoader.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheLoader.java
index 4832bd774b0..b44d2dd9cec 100644
--- a/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheLoader.java
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/AnalysisCacheLoader.java
@@ -19,70 +19,9 @@
  */
 package org.sonar.scanner.cache;
 
-import java.io.IOException;
-import java.io.InputStream;
 import java.util.Optional;
-import java.util.zip.InflaterInputStream;
-import org.sonar.api.scanner.fs.InputProject;
-import org.sonar.api.utils.MessageException;
-import org.sonar.core.util.Protobuf;
-import org.sonar.scanner.bootstrap.DefaultScannerWsClient;
 import org.sonar.scanner.protocol.internal.ScannerInternal;
-import org.sonar.scanner.protocol.internal.ScannerInternal.AnalysisCacheMsg;
-import org.sonar.scanner.scan.branch.BranchConfiguration;
-import org.sonar.scanner.scan.branch.BranchType;
-import org.sonarqube.ws.client.GetRequest;
-import org.sonarqube.ws.client.HttpException;
-import org.sonarqube.ws.client.WsResponse;
 
-/**
- * Loads plugin cache into the local storage
- */
-public class AnalysisCacheLoader {
-  static final String CONTENT_ENCODING = "Content-Encoding";
-  static final String ACCEPT_ENCODING = "Accept-Encoding";
-  private static final String URL = "api/analysis_cache/get";
-
-  private final DefaultScannerWsClient wsClient;
-  private final InputProject project;
-  private final BranchConfiguration branchConfiguration;
-
-  public AnalysisCacheLoader(DefaultScannerWsClient wsClient, InputProject project, BranchConfiguration branchConfiguration) {
-    this.project = project;
-    this.branchConfiguration = branchConfiguration;
-    this.wsClient = wsClient;
-  }
-
-  public Optional<AnalysisCacheMsg> load() {
-    String url = URL + "?project=" + project.key();
-    if (branchConfiguration.referenceBranchName() != null) {
-      url = url + "&branch=" + branchConfiguration.referenceBranchName();
-    }
-
-    GetRequest request = new GetRequest(url).setHeader(ACCEPT_ENCODING, "gzip");
-
-    try (WsResponse response = wsClient.call(request); InputStream is = response.contentStream()) {
-      Optional<String> contentEncoding = response.header(CONTENT_ENCODING);
-      if (contentEncoding.isPresent() && contentEncoding.get().equals("gzip")) {
-        return Optional.of(decompress(is));
-      } else {
-        return Optional.of(Protobuf.read(is, AnalysisCacheMsg.parser()));
-      }
-    } catch (HttpException e) {
-      if (e.code() == 404) {
-        return Optional.empty();
-      }
-      throw MessageException.of("Failed to download analysis cache: " + DefaultScannerWsClient.createErrorMessage(e));
-    } catch (Exception e) {
-      throw new IllegalStateException("Failed to download analysis cache", e);
-    }
-  }
-
-  private static AnalysisCacheMsg decompress(InputStream is) {
-    try (InflaterInputStream iis = new InflaterInputStream(is)) {
-      return Protobuf.read(iis, ScannerInternal.AnalysisCacheMsg.parser());
-    } catch (IOException e) {
-      throw new IllegalStateException("Failed to decompress analysis cache", e);
-    }
-  }
+public interface AnalysisCacheLoader {
+  Optional<ScannerInternal.AnalysisCacheMsg> load();
 }
diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/DefaultAnalysisCacheLoader.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/DefaultAnalysisCacheLoader.java
new file mode 100644
index 00000000000..7e04a91c30f
--- /dev/null
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/cache/DefaultAnalysisCacheLoader.java
@@ -0,0 +1,87 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2022 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.scanner.cache;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Optional;
+import java.util.zip.InflaterInputStream;
+import org.sonar.api.scanner.fs.InputProject;
+import org.sonar.api.utils.MessageException;
+import org.sonar.core.util.Protobuf;
+import org.sonar.scanner.bootstrap.DefaultScannerWsClient;
+import org.sonar.scanner.protocol.internal.ScannerInternal;
+import org.sonar.scanner.protocol.internal.ScannerInternal.AnalysisCacheMsg;
+import org.sonar.scanner.scan.branch.BranchConfiguration;
+import org.sonarqube.ws.client.GetRequest;
+import org.sonarqube.ws.client.HttpException;
+import org.sonarqube.ws.client.WsResponse;
+
+/**
+ * Loads plugin cache into the local storage
+ */
+public class DefaultAnalysisCacheLoader implements AnalysisCacheLoader {
+  static final String CONTENT_ENCODING = "Content-Encoding";
+  static final String ACCEPT_ENCODING = "Accept-Encoding";
+  private static final String URL = "api/analysis_cache/get";
+
+  private final DefaultScannerWsClient wsClient;
+  private final InputProject project;
+  private final BranchConfiguration branchConfiguration;
+
+  public DefaultAnalysisCacheLoader(DefaultScannerWsClient wsClient, InputProject project, BranchConfiguration branchConfiguration) {
+    this.project = project;
+    this.branchConfiguration = branchConfiguration;
+    this.wsClient = wsClient;
+  }
+
+  @Override public Optional<AnalysisCacheMsg> load() {
+    String url = URL + "?project=" + project.key();
+    if (branchConfiguration.referenceBranchName() != null) {
+      url = url + "&branch=" + branchConfiguration.referenceBranchName();
+    }
+
+    GetRequest request = new GetRequest(url).setHeader(ACCEPT_ENCODING, "gzip");
+
+    try (WsResponse response = wsClient.call(request); InputStream is = response.contentStream()) {
+      Optional<String> contentEncoding = response.header(CONTENT_ENCODING);
+      if (contentEncoding.isPresent() && contentEncoding.get().equals("gzip")) {
+        return Optional.of(decompress(is));
+      } else {
+        return Optional.of(Protobuf.read(is, AnalysisCacheMsg.parser()));
+      }
+    } catch (HttpException e) {
+      if (e.code() == 404) {
+        return Optional.empty();
+      }
+      throw MessageException.of("Failed to download analysis cache: " + DefaultScannerWsClient.createErrorMessage(e));
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to download analysis cache", e);
+    }
+  }
+
+  private static AnalysisCacheMsg decompress(InputStream is) {
+    try (InflaterInputStream iis = new InflaterInputStream(is)) {
+      return Protobuf.read(iis, ScannerInternal.AnalysisCacheMsg.parser());
+    } catch (IOException e) {
+      throw new IllegalStateException("Failed to decompress analysis cache", e);
+    }
+  }
+}
diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/SpringProjectScanContainer.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/SpringProjectScanContainer.java
index da491cf9f5a..aebe65007de 100644
--- a/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/SpringProjectScanContainer.java
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/scan/SpringProjectScanContainer.java
@@ -44,7 +44,7 @@ import org.sonar.scanner.bootstrap.ExtensionMatcher;
 import org.sonar.scanner.bootstrap.GlobalAnalysisMode;
 import org.sonar.scanner.bootstrap.PostJobExtensionDictionary;
 import org.sonar.scanner.cache.AnalysisCacheEnabled;
-import org.sonar.scanner.cache.AnalysisCacheLoader;
+import org.sonar.scanner.cache.DefaultAnalysisCacheLoader;
 import org.sonar.scanner.cache.AnalysisCacheMemoryStorage;
 import org.sonar.scanner.cache.AnalysisCacheProvider;
 import org.sonar.scanner.ci.CiConfigurationProvider;
@@ -232,7 +232,7 @@ public class SpringProjectScanContainer extends SpringComponentContainer {
       // Plugin cache
       AnalysisCacheProvider.class,
       AnalysisCacheMemoryStorage.class,
-      AnalysisCacheLoader.class,
+      DefaultAnalysisCacheLoader.class,
 
       // Report
       ReferenceBranchSupplier.class,