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Check if forge libraries' checksums are valid

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This commit is contained in:
huangyuhui
2018-08-18 22:25:13 +08:00
parent ba2e419894
commit 82916a04ea
1 changed files with 13 additions and 12 deletions
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25
HMCLCore/src/main/java/org/jackhuang/hmcl/download/game/LibraryDownloadTask.java
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@@ -74,10 +74,10 @@ public final class LibraryDownloadTask extends Task {
throw new LibraryDownloadException(library, t);
}
} else {
if (xz) {
unpackLibrary(jar, FileUtils.readBytes(xzFile));
if (!checksumValid(jar, library.getChecksums()))
throw new IOException("Checksum failed for " + library);
if (xz) unpackLibrary(jar, FileUtils.readBytes(xzFile));
if (!checksumValid(jar, library.getChecksums())) {
jar.delete();
throw new IOException("Checksum failed for " + library);
}
}
}
@@ -121,14 +121,15 @@ public final class LibraryDownloadTask extends Task {
private static boolean checksumValid(File libPath, List<String> checksums) {
try {
if ((checksums == null) || (checksums.isEmpty())) {
if (checksums == null || checksums.isEmpty()) {
return true;
}
byte[] fileData = FileUtils.readBytes(libPath);
boolean valid = checksums.contains(encodeHex(digest("SHA-1", fileData)));
if ((!valid) && (libPath.getName().endsWith(".jar"))) {
if (!valid && libPath.getName().endsWith(".jar")) {
valid = validateJar(fileData, checksums);
}
return validateJar(fileData, checksums);
return valid;
} catch (IOException e) {
e.printStackTrace();
}
@@ -152,8 +153,8 @@ public final class LibraryDownloadTask extends Task {
}
jar.close();
if (hashes != null) {
boolean passed = !checksums.contains(files.get("checksums.sha1"));
if (passed) {
boolean failed = !checksums.contains(files.get("checksums.sha1"));
if (!failed) {
for (String hash : hashes) {
if ((!hash.trim().equals("")) && (hash.contains(" "))) {
String[] e = hash.split(" ");
@@ -162,17 +163,17 @@ public final class LibraryDownloadTask extends Task {
String checksum = files.get(target);
if ((!files.containsKey(target)) || (checksum == null)) {
Logging.LOG.warning(" " + target + " : missing");
passed = false;
failed = true;
break;
} else if (!checksum.equals(validChecksum)) {
Logging.LOG.warning(" " + target + " : failed (" + checksum + ", " + validChecksum + ")");
passed = false;
failed = true;
break;
}
}
}
}
return passed;
return !failed;
}
return false;
}