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LUCENE-5295: Allow the license checker to optionally avoid check sum comparisons. 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1533791 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Mark Robert Miller 2013-10-19 17:20:20 +00:00
parent d4f285c177
commit 5bfdfac931
2 changed files with 56 additions and 39 deletions
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2
lucene/tools/custom-tasks.xml
View File

@ -59,7 +59,7 @@
<sequential>
<!-- LICENSE and NOTICE verification macro. -->
<echo>License check under: @{dir}</echo>
<licenses licenseDirectory="@{licensedir}" skipSnapshotsChecksum="${skipSnapshotsChecksum}">
<licenses licenseDirectory="@{licensedir}" skipChecksum="${skipChecksum}" skipSnapshotsChecksum="${skipSnapshotsChecksum}">
<fileset dir="@{dir}">
<include name="**/*.jar" />
<!-- Speed up scanning a bit. -->

93
lucene/tools/src/java/org/apache/lucene/validation/LicenseCheckTask.java
View File

@ -55,6 +55,7 @@ public class LicenseCheckTask extends Task {
private static final int CHECKSUM_BYTE_MASK = 0xFF;
private boolean skipSnapshotsChecksum;
private boolean skipChecksum;
/**
* All JAR files to check.
@ -109,6 +110,10 @@ public class LicenseCheckTask extends Task {
public void setSkipSnapshotsChecksum(boolean skipSnapshotsChecksum) {
this.skipSnapshotsChecksum = skipSnapshotsChecksum;
}
public void setSkipChecksum(boolean skipChecksum) {
this.skipChecksum = skipChecksum;
}
/**
* Execute the task.
@ -119,7 +124,12 @@ public class LicenseCheckTask extends Task {
throw new BuildException("Expected an embedded <licenseMapper>.");
}
if (skipSnapshotsChecksum) log("Skipping checksum for SNAPSHOT dependencies", Project.MSG_INFO);
if (skipChecksum) {
log("Skipping checksum verification for dependencies", Project.MSG_INFO);
} else if (skipSnapshotsChecksum) {
log("Skipping checksum for SNAPSHOT dependencies", Project.MSG_INFO);
}
jarResources.setProject(getProject());
processJars();
@ -168,53 +178,60 @@ public class LicenseCheckTask extends Task {
private boolean checkJarFile(File jarFile) {
log("Scanning: " + jarFile.getPath(), verboseLevel);
if (!skipSnapshotsChecksum || !jarFile.getName().contains("-SNAPSHOT")) {
// validate the jar matches against our expected hash
final File checksumFile = new File(licenseDirectory,
jarFile.getName() + "." + CHECKSUM_TYPE);
if (! (checksumFile.exists() && checksumFile.canRead()) ) {
log("MISSING " +CHECKSUM_TYPE+ " checksum file for: " + jarFile.getPath(), Project.MSG_ERR);
log("EXPECTED " +CHECKSUM_TYPE+ " checksum file : " + checksumFile.getPath(), Project.MSG_ERR);
this.failures = true;
return false;
} else {
final String expectedChecksum = readChecksumFile(checksumFile);
try {
final MessageDigest md = MessageDigest.getInstance(CHECKSUM_TYPE);
byte[] buf = new byte[CHECKSUM_BUFFER_SIZE];
if (!skipChecksum) {
if (!skipSnapshotsChecksum || !jarFile.getName().contains("-SNAPSHOT")) {
// validate the jar matches against our expected hash
final File checksumFile = new File(licenseDirectory, jarFile.getName()
+ "." + CHECKSUM_TYPE);
if (!(checksumFile.exists() && checksumFile.canRead())) {
log("MISSING " + CHECKSUM_TYPE + " checksum file for: "
+ jarFile.getPath(), Project.MSG_ERR);
log("EXPECTED " + CHECKSUM_TYPE + " checksum file : "
+ checksumFile.getPath(), Project.MSG_ERR);
this.failures = true;
return false;
} else {
final String expectedChecksum = readChecksumFile(checksumFile);
try {
FileInputStream fis = new FileInputStream(jarFile);
final MessageDigest md = MessageDigest.getInstance(CHECKSUM_TYPE);
byte[] buf = new byte[CHECKSUM_BUFFER_SIZE];
try {
DigestInputStream dis = new DigestInputStream(fis, md);
FileInputStream fis = new FileInputStream(jarFile);
try {
while (dis.read(buf, 0, CHECKSUM_BUFFER_SIZE) != -1) {
// NOOP
DigestInputStream dis = new DigestInputStream(fis, md);
try {
while (dis.read(buf, 0, CHECKSUM_BUFFER_SIZE) != -1) {
// NOOP
}
} finally {
dis.close();
}
} finally {
dis.close();
fis.close();
}
} finally {
fis.close();
} catch (IOException ioe) {
throw new BuildException("IO error computing checksum of file: "
+ jarFile, ioe);
}
} catch (IOException ioe) {
throw new BuildException("IO error computing checksum of file: " + jarFile, ioe);
final byte[] checksumBytes = md.digest();
final String checksum = createChecksumString(checksumBytes);
if (!checksum.equals(expectedChecksum)) {
log("CHECKSUM FAILED for " + jarFile.getPath() + " (expected: \""
+ expectedChecksum + "\" was: \"" + checksum + "\")",
Project.MSG_ERR);
this.failures = true;
return false;
}
} catch (NoSuchAlgorithmException ae) {
throw new BuildException("Digest type " + CHECKSUM_TYPE
+ " not supported by your JVM", ae);
}
final byte[] checksumBytes = md.digest();
final String checksum = createChecksumString(checksumBytes);
if ( ! checksum.equals(expectedChecksum) ) {
log("CHECKSUM FAILED for " + jarFile.getPath() +
" (expected: \"" + expectedChecksum + "\" was: \"" + checksum + "\")",
Project.MSG_ERR);
this.failures = true;
return false;
}
} catch (NoSuchAlgorithmException ae) {
throw new BuildException("Digest type " + CHECKSUM_TYPE + " not supported by your JVM", ae);
}
} else if (skipSnapshotsChecksum) {
log("Skipping jar because it is a SNAPSHOT : "
+ jarFile.getAbsolutePath(), Project.MSG_INFO);
}
} else if (skipSnapshotsChecksum) {
log("Skipping jar because it is a SNAPSHOT : " + jarFile.getAbsolutePath(), Project.MSG_INFO);
}
// Get the expected license path base from the mapper and search for license files.