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Posted to commits@sling.apache.org by si...@apache.org on 2019/06/11 11:13:07 UTC

[sling-org-apache-sling-feature-analyser] branch SLING-8251 created (now 4144b03)

This is an automated email from the ASF dual-hosted git repository.

simonetripodi pushed a change to branch SLING-8251
in repository https://gitbox.apache.org/repos/asf/sling-org-apache-sling-feature-analyser.git.


      at 4144b03  SLING-8251 - Support checking dependencies for content packages

This branch includes the following new commits:

     new 4144b03  SLING-8251 - Support checking dependencies for content packages

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repository and will be described in separate emails.  The revisions
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[sling-org-apache-sling-feature-analyser] 01/01: SLING-8251 - Support checking dependencies for content packages

Posted by si...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

simonetripodi pushed a commit to branch SLING-8251
in repository https://gitbox.apache.org/repos/asf/sling-org-apache-sling-feature-analyser.git

commit 4144b034d59f9c0045051f289b1a46e2390af1c3
Author: Simo Tripodi <st...@adobe.com>
AuthorDate: Tue Jun 11 13:12:51 2019 +0200

    SLING-8251 - Support checking dependencies for content packages
    
    initial checkin
---
 .../impl/CheckContentPackagesDependencies.java     | 130 +++++++++++++++++++++
 ...apache.sling.feature.analyser.task.AnalyserTask |   1 +
 2 files changed, 131 insertions(+)

diff --git a/src/main/java/org/apache/sling/feature/analyser/task/impl/CheckContentPackagesDependencies.java b/src/main/java/org/apache/sling/feature/analyser/task/impl/CheckContentPackagesDependencies.java
new file mode 100644
index 0000000..001fdd5
--- /dev/null
+++ b/src/main/java/org/apache/sling/feature/analyser/task/impl/CheckContentPackagesDependencies.java
@@ -0,0 +1,130 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.sling.feature.analyser.task.impl;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.LinkedList;
+import java.util.Map;
+import java.util.Properties;
+import java.util.Queue;
+import java.util.Set;
+import java.util.StringTokenizer;
+import java.util.TreeSet;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+import org.apache.sling.feature.analyser.task.AnalyserTask;
+import org.apache.sling.feature.analyser.task.AnalyserTaskContext;
+import org.apache.sling.feature.scanner.ArtifactDescriptor;
+
+public class CheckContentPackagesDependencies implements AnalyserTask {
+
+    private static final String VAULT_PROPERTIES_XML = "META-INF/vault/properties.xml";
+
+    private static final String GROUP = "group";
+
+    private static final String NAME = "name";
+
+    private static final String VERSION = "version";
+
+    private static final String DEPENDENCIES = "dependencies";
+
+    private static final String DEPENDENCIES_DELIM = ",";
+
+    @Override
+    public String getId() {
+        return "content-packages-dependencies";
+    }
+
+    @Override
+    public String getName() {
+        return "Content-packages dependencies checker";
+    }
+
+    @Override
+    public void execute(AnalyserTaskContext ctx) throws Exception {
+        Set<ArtifactDescriptor> descriptors = ctx.getFeatureDescriptor().getArtifactDescriptors();
+        if (descriptors == null || descriptors.isEmpty()) {
+            return;
+        }
+
+        Map<String, Set<String>> dependenciesMap = new HashMap<>();
+
+        for (ArtifactDescriptor descriptor : descriptors) {
+            onDescriptor(ctx, descriptor, dependenciesMap);
+        }
+
+        for (String contentPackageId : dependenciesMap.keySet()) {
+            verifyDependenciesTree(ctx, contentPackageId, dependenciesMap);
+        }
+    }
+
+    private void onDescriptor(AnalyserTaskContext ctx, ArtifactDescriptor descriptor, Map<String, Set<String>> dependenciesMap) throws Exception {
+        try (ZipFile zipFile = new ZipFile(descriptor.getArtifactFile())) {
+            ZipEntry propertiesEntry = zipFile.getEntry(VAULT_PROPERTIES_XML);
+
+            if (propertiesEntry == null) {
+                ctx.reportWarning("Content-package file "
+                                  + descriptor.getArtifact().getId()
+                                  + " does not contain the 'META-INF/vault/properties.xml' entry, skipping it");
+                return;
+            }
+
+            Properties properties = new Properties();
+            properties.load(zipFile.getInputStream(propertiesEntry));
+
+            String current = String.format("%s:%s:%s",
+                                           properties.getProperty(GROUP),
+                                           properties.getProperty(NAME),
+                                           properties.getProperty(VERSION));
+
+            Set<String> dependenciesSet = dependenciesMap.computeIfAbsent(current, k -> new TreeSet<String>());
+
+            String dependencies = properties.getProperty(DEPENDENCIES);
+            if (dependencies == null || dependencies.isEmpty()) {
+                return;
+            }
+
+            StringTokenizer tokenizer = new StringTokenizer(dependencies, DEPENDENCIES_DELIM);
+            while (tokenizer.hasMoreTokens()) {
+                String dependency = tokenizer.nextToken().trim();
+                dependenciesSet.add(dependency);
+            }
+        }
+    }
+
+    private void verifyDependenciesTree(AnalyserTaskContext ctx, String root, Map<String, Set<String>> dependenciesMap) {
+        Queue<String> toBeVisited = new LinkedList<>();
+        toBeVisited.add(root);
+
+        Set<String> alreadyVisited = new HashSet<>();
+
+        while (!toBeVisited.isEmpty()) {
+            String current = toBeVisited.poll();
+
+            alreadyVisited.add(current);
+
+            if (!dependenciesMap.containsKey(current)) {
+                ctx.reportError(current + " content-package expected, but not found, as a dependency of " + root);
+            } else {
+                toBeVisited.addAll(dependenciesMap.get(current));
+            }
+        }
+    }
+
+}
diff --git a/src/main/resources/META-INF/services/org.apache.sling.feature.analyser.task.AnalyserTask b/src/main/resources/META-INF/services/org.apache.sling.feature.analyser.task.AnalyserTask
index 8c8f112..4b1e59a 100644
--- a/src/main/resources/META-INF/services/org.apache.sling.feature.analyser.task.AnalyserTask
+++ b/src/main/resources/META-INF/services/org.apache.sling.feature.analyser.task.AnalyserTask
@@ -7,3 +7,4 @@ org.apache.sling.feature.analyser.task.impl.CheckApiRegions
 org.apache.sling.feature.analyser.task.impl.CheckApiRegionsDependencies
 org.apache.sling.feature.analyser.task.impl.CheckApiRegionsDuplicates
 org.apache.sling.feature.analyser.task.impl.CheckApiRegionsOrder
+org.apache.sling.feature.analyser.task.impl.CheckContentPackagesDependencies
\ No newline at end of file