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-rw-r--r--common-be/src/main/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducer.java153
-rw-r--r--common-be/src/test/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducerTest.java55
-rw-r--r--common-be/src/test/resources/csarSizeReducer/dummyToNotReduce.csarbin0 -> 24301 bytes
-rw-r--r--common-be/src/test/resources/csarSizeReducer/dummyToReduce.csar (renamed from common-be/src/test/resources/csarSizeReducer/dummy.csar)bin25876 -> 25876 bytes
-rw-r--r--common-be/src/test/resources/csarSizeReducer/dummyToReduce.zipbin0 -> 23905 bytes
5 files changed, 177 insertions, 31 deletions
diff --git a/common-be/src/main/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducer.java b/common-be/src/main/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducer.java
index cf35c8c4d7..1fef373362 100644
--- a/common-be/src/main/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducer.java
+++ b/common-be/src/main/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducer.java
@@ -20,14 +20,24 @@
package org.openecomp.sdc.be.csar.storage;
+import static java.nio.file.StandardCopyOption.REPLACE_EXISTING;
+
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
+import java.util.List;
+import java.util.Set;
import java.util.UUID;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipOutputStream;
+import lombok.Getter;
+import org.apache.commons.collections4.CollectionUtils;
+import org.apache.commons.io.FilenameUtils;
import org.openecomp.sdc.be.csar.storage.exception.CsarSizeReducerException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -35,6 +45,12 @@ import org.slf4j.LoggerFactory;
public class CsarSizeReducer implements PackageSizeReducer {
private static final Logger LOGGER = LoggerFactory.getLogger(CsarSizeReducer.class);
+ private static final Set<String> ALLOWED_SIGNATURE_EXTENSIONS = Set.of("cms");
+ private static final Set<String> ALLOWED_CERTIFICATE_EXTENSIONS = Set.of("cert", "crt");
+ private static final String CSAR_EXTENSION = "csar";
+ private static final String UNEXPECTED_PROBLEM_HAPPENED_WHILE_READING_THE_CSAR = "An unexpected problem happened while reading the CSAR '%s'";
+ @Getter
+ private final AtomicBoolean reduced = new AtomicBoolean(false);
private final CsarPackageReducerConfiguration configuration;
@@ -44,38 +60,31 @@ public class CsarSizeReducer implements PackageSizeReducer {
@Override
public byte[] reduce(final Path csarPackagePath) {
+ if (hasSignedPackageStructure(csarPackagePath)) {
+ return reduce(csarPackagePath, this::signedZipProcessingConsumer);
+ } else {
+ return reduce(csarPackagePath, this::unsignedZipProcessingConsumer);
+ }
+ }
+
+ private byte[] reduce(final Path csarPackagePath, final ZipProcessFunction zipProcessingFunction) {
final var reducedCsarPath = Path.of(csarPackagePath + "." + UUID.randomUUID());
try (final var zf = new ZipFile(csarPackagePath.toString());
final var zos = new ZipOutputStream(new BufferedOutputStream(Files.newOutputStream(reducedCsarPath)))) {
-
- zf.entries().asIterator().forEachRemaining(entry -> {
- final var entryName = entry.getName();
- try {
- if (!entry.isDirectory()) {
- zos.putNextEntry(new ZipEntry(entryName));
- if (isCandidateToRemove(entry)) {
- // replace with EMPTY string to avoid package description inconsistency/validation errors
- zos.write("".getBytes());
- } else {
- zos.write(zf.getInputStream(entry).readAllBytes());
- }
- }
- zos.closeEntry();
- } catch (final IOException ei) {
- final var errorMsg = String.format("Failed to extract '%s' from zip '%s'", entryName, csarPackagePath);
- throw new CsarSizeReducerException(errorMsg, ei);
- }
- });
-
+ zf.entries().asIterator().forEachRemaining(zipProcessingFunction.getProcessZipConsumer(csarPackagePath, zf, zos));
} catch (final IOException ex1) {
rollback(reducedCsarPath);
- final var errorMsg = String.format("An unexpected problem happened while reading the CSAR '%s'", csarPackagePath);
+ final var errorMsg = String.format(UNEXPECTED_PROBLEM_HAPPENED_WHILE_READING_THE_CSAR, csarPackagePath);
throw new CsarSizeReducerException(errorMsg, ex1);
}
final byte[] reducedCsarBytes;
try {
- reducedCsarBytes = Files.readAllBytes(reducedCsarPath);
+ if (reduced.get()) {
+ reducedCsarBytes = Files.readAllBytes(reducedCsarPath);
+ } else {
+ reducedCsarBytes = Files.readAllBytes(csarPackagePath);
+ }
} catch (final IOException e) {
final var errorMsg = String.format("Could not read bytes of file '%s'", csarPackagePath);
throw new CsarSizeReducerException(errorMsg, e);
@@ -90,6 +99,51 @@ public class CsarSizeReducer implements PackageSizeReducer {
return reducedCsarBytes;
}
+ private Consumer<ZipEntry> signedZipProcessingConsumer(final Path csarPackagePath, final ZipFile zf, final ZipOutputStream zos) {
+ return zipEntry -> {
+ final var entryName = zipEntry.getName();
+ try {
+ zos.putNextEntry(new ZipEntry(entryName));
+ if (!zipEntry.isDirectory()) {
+ if (entryName.toLowerCase().endsWith(CSAR_EXTENSION)) {
+ final var internalCsarExtractPath = Path.of(csarPackagePath + "." + UUID.randomUUID());
+ Files.copy(zf.getInputStream(zipEntry), internalCsarExtractPath, REPLACE_EXISTING);
+ zos.write(reduce(internalCsarExtractPath, this::unsignedZipProcessingConsumer));
+ Files.delete(internalCsarExtractPath);
+ } else {
+ zos.write(zf.getInputStream(zipEntry).readAllBytes());
+ }
+ }
+ zos.closeEntry();
+ } catch (final IOException ei) {
+ final var errorMsg = String.format("Failed to extract '%s' from zip '%s'", entryName, csarPackagePath);
+ throw new CsarSizeReducerException(errorMsg, ei);
+ }
+ };
+ }
+
+ private Consumer<ZipEntry> unsignedZipProcessingConsumer(final Path csarPackagePath, final ZipFile zf, final ZipOutputStream zos) {
+ return zipEntry -> {
+ final var entryName = zipEntry.getName();
+ try {
+ zos.putNextEntry(new ZipEntry(entryName));
+ if (!zipEntry.isDirectory()) {
+ if (isCandidateToRemove(zipEntry)) {
+ // replace with EMPTY string to avoid package description inconsistency/validation errors
+ zos.write("".getBytes());
+ reduced.set(true);
+ } else {
+ zos.write(zf.getInputStream(zipEntry).readAllBytes());
+ }
+ }
+ zos.closeEntry();
+ } catch (final IOException ei) {
+ final var errorMsg = String.format("Failed to extract '%s' from zip '%s'", entryName, csarPackagePath);
+ throw new CsarSizeReducerException(errorMsg, ei);
+ }
+ };
+ }
+
private void rollback(final Path reducedCsarPath) {
if (Files.exists(reducedCsarPath)) {
try {
@@ -106,4 +160,59 @@ public class CsarSizeReducer implements PackageSizeReducer {
|| zipEntry.getSize() > configuration.getSizeLimit();
}
+ private boolean hasSignedPackageStructure(final Path csarPackagePath) {
+ final List<Path> packagePathList;
+ try (final var zf = new ZipFile(csarPackagePath.toString())) {
+ packagePathList = zf.stream()
+ .filter(zipEntry -> !zipEntry.isDirectory())
+ .map(ZipEntry::getName).map(Path::of)
+ .collect(Collectors.toList());
+ } catch (final IOException e) {
+ final var errorMsg = String.format(UNEXPECTED_PROBLEM_HAPPENED_WHILE_READING_THE_CSAR, csarPackagePath);
+ throw new CsarSizeReducerException(errorMsg, e);
+ }
+
+ if (CollectionUtils.isEmpty(packagePathList)) {
+ return false;
+ }
+ final int numberOfFiles = packagePathList.size();
+ if (numberOfFiles == 2) {
+ return hasOneInternalPackageFile(packagePathList) && hasOneSignatureFile(packagePathList);
+ }
+ if (numberOfFiles == 3) {
+ return hasOneInternalPackageFile(packagePathList) && hasOneSignatureFile(packagePathList) && hasOneCertificateFile(packagePathList);
+ }
+ return false;
+ }
+
+ private boolean hasOneInternalPackageFile(final List<Path> packagePathList) {
+ return packagePathList.parallelStream()
+ .map(Path::toString)
+ .map(FilenameUtils::getExtension)
+ .map(String::toLowerCase)
+ .filter(extension -> extension.endsWith(CSAR_EXTENSION)).count() == 1;
+ }
+
+ private boolean hasOneSignatureFile(final List<Path> packagePathList) {
+ return packagePathList.parallelStream()
+ .map(Path::toString)
+ .map(FilenameUtils::getExtension)
+ .map(String::toLowerCase)
+ .filter(ALLOWED_SIGNATURE_EXTENSIONS::contains).count() == 1;
+ }
+
+ private boolean hasOneCertificateFile(final List<Path> packagePathList) {
+ return packagePathList.parallelStream()
+ .map(Path::toString)
+ .map(FilenameUtils::getExtension)
+ .map(String::toLowerCase)
+ .filter(ALLOWED_CERTIFICATE_EXTENSIONS::contains).count() == 1;
+ }
+
+ @FunctionalInterface
+ private interface ZipProcessFunction {
+
+ Consumer<ZipEntry> getProcessZipConsumer(Path csarPackagePath, ZipFile zf, ZipOutputStream zos);
+ }
+
}
diff --git a/common-be/src/test/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducerTest.java b/common-be/src/test/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducerTest.java
index c7586446f7..eaa5ffeda2 100644
--- a/common-be/src/test/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducerTest.java
+++ b/common-be/src/test/java/org/openecomp/sdc/be/csar/storage/CsarSizeReducerTest.java
@@ -23,7 +23,9 @@ package org.openecomp.sdc.be.csar.storage;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.fail;
import static org.mockito.Mockito.when;
import java.nio.charset.StandardCharsets;
@@ -32,7 +34,8 @@ import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
@@ -51,15 +54,16 @@ class CsarSizeReducerTest {
MockitoAnnotations.openMocks(this);
}
- @Test
- void reduceByPathAndSizeTest() throws ZipException {
+ @ParameterizedTest
+ @ValueSource(strings = {"dummyToReduce.zip", "dummyToReduce.csar", "dummyToNotReduce.csar"})
+ void reduceByPathAndSizeTest(String fileName) throws ZipException {
final var pathToReduce1 = Path.of("Files/images");
final var pathToReduce2 = Path.of("Files/Scripts/my_script.sh");
final var sizeLimit = 150000L;
when(csarPackageReducerConfiguration.getSizeLimit()).thenReturn(sizeLimit);
when(csarPackageReducerConfiguration.getFoldersToStrip()).thenReturn(Set.of(pathToReduce1, pathToReduce2));
- final var csarPath = Path.of("src/test/resources/csarSizeReducer/dummy.csar");
+ final var csarPath = Path.of("src/test/resources/csarSizeReducer/" + fileName);
final Map<String, byte[]> originalCsar = ZipUtils.readZip(csarPath.toFile(), false);
@@ -74,14 +78,47 @@ class CsarSizeReducerTest {
assertTrue(reducedCsar.containsKey(originalFilePath),
String.format("No file should be removed, but it is missing original file '%s'", originalFilePath));
- if (originalFilePath.startsWith(pathToReduce1.toString()) || originalFilePath.startsWith(pathToReduce2.toString())
- || originalBytes.length > sizeLimit) {
- assertArrayEquals("".getBytes(StandardCharsets.UTF_8), reducedCsar.get(originalFilePath),
- String.format("File '%s' expected to be reduced to empty string", originalFilePath));
+ final String extention = fileName.substring(fileName.lastIndexOf('.') + 1);
+ switch (extention.toLowerCase()) {
+ case "zip":
+ verifyZIP(pathToReduce1, pathToReduce2, sizeLimit, reducedCsar, originalFilePath, originalBytes);
+ break;
+ case "csar":
+ verifyCSAR(pathToReduce1, pathToReduce2, sizeLimit, reducedCsar, originalFilePath, originalBytes);
+ break;
+ default:
+ fail("Unexpected file extention");
+ break;
+ }
+ }
+ }
+
+ private void verifyCSAR(final Path pathToReduce1, final Path pathToReduce2, final long sizeLimit, final Map<String, byte[]> reducedCsar,
+ final String originalFilePath, final byte[] originalBytes) {
+ if (originalFilePath.startsWith(pathToReduce1.toString()) || originalFilePath.startsWith(pathToReduce2.toString())
+ || originalBytes.length > sizeLimit) {
+ assertArrayEquals("".getBytes(StandardCharsets.UTF_8), reducedCsar.get(originalFilePath),
+ String.format("File '%s' expected to be reduced to empty string", originalFilePath));
+ } else {
+ assertArrayEquals(originalBytes, reducedCsar.get(originalFilePath),
+ String.format("File '%s' expected to be equal", originalFilePath));
+ }
+ }
+
+ private void verifyZIP(final Path pathToReduce1, final Path pathToReduce2, final long sizeLimit, final Map<String, byte[]> reducedCsar,
+ final String originalFilePath, final byte[] originalBytes) {
+ if (originalFilePath.startsWith(pathToReduce1.toString()) || originalFilePath.startsWith(pathToReduce2.toString())
+ || originalBytes.length > sizeLimit) {
+ assertArrayEquals("".getBytes(StandardCharsets.UTF_8), reducedCsar.get(originalFilePath),
+ String.format("File '%s' expected to be reduced to empty string", originalFilePath));
+ } else {
+ if (originalFilePath.endsWith(".csar") && csarSizeReducer.getReduced().get()) {
+ assertNotEquals(originalBytes.length, reducedCsar.get(originalFilePath).length,
+ String.format("File '%s' expected to be NOT equal", originalFilePath));
} else {
assertArrayEquals(originalBytes, reducedCsar.get(originalFilePath),
String.format("File '%s' expected to be equal", originalFilePath));
}
}
}
-} \ No newline at end of file
+}
diff --git a/common-be/src/test/resources/csarSizeReducer/dummyToNotReduce.csar b/common-be/src/test/resources/csarSizeReducer/dummyToNotReduce.csar
new file mode 100644
index 0000000000..d44041382e
--- /dev/null
+++ b/common-be/src/test/resources/csarSizeReducer/dummyToNotReduce.csar
Binary files differ
diff --git a/common-be/src/test/resources/csarSizeReducer/dummy.csar b/common-be/src/test/resources/csarSizeReducer/dummyToReduce.csar
index 73b28f52fd..73b28f52fd 100644
--- a/common-be/src/test/resources/csarSizeReducer/dummy.csar
+++ b/common-be/src/test/resources/csarSizeReducer/dummyToReduce.csar
Binary files differ
diff --git a/common-be/src/test/resources/csarSizeReducer/dummyToReduce.zip b/common-be/src/test/resources/csarSizeReducer/dummyToReduce.zip
new file mode 100644
index 0000000000..fecb45aaaf
--- /dev/null
+++ b/common-be/src/test/resources/csarSizeReducer/dummyToReduce.zip
Binary files differ