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local file checksumming

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FalsePattern committed 2022-08-30 20:40:12 +02:00
1 parent 5f753bafda
commit 30b193ed58
1 file changed
+38 -11
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src/main/java/com/falsepattern/lib/internal/impl/dependencies/DependencyLoaderImpl.java
+38 -11
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@@ -275,6 +275,19 @@ public class DependencyLoaderImpl {
if (!file.exists()) {
return false;
}
try {
val status = validateChecksum(file);
if (status == ChecksumStatus.FAILED) {
return false;
} else if (status == ChecksumStatus.MISSING) {
log.debug("Library {} is missing checksum data! Either it was manually deleted, " +
"or the source repo didn't have it in the first place", artifactLogName);
}
} catch (IOException e) {
log.error("Failed to execute validation check for " + artifactLogName, e);
checkedDelete(file);
return false;
}
try {
addToClasspath(file);
loadedLibraries.put(artifact, preferredVersion);
@@ -360,22 +373,36 @@ public class DependencyLoaderImpl {
success.set(true);
});
if (success.get()) {
val fileHash = hash(checksumType, file);
val referenceHash = new String(Files.readAllBytes(checksumFile.toPath()));
if (!fileHash.equals(referenceHash)) {
log.error("Failed {} checksum validation for {}. Retrying download...", checksumType,
artifactLogName);
checkedDelete(file);
checkedDelete(checksumFile);
return ChecksumStatus.FAILED;
}
log.debug("Successfully validated {} checksum for {}", checksumType, artifactLogName);
return ChecksumStatus.OK;
return getChecksumStatus(file, checksumType, checksumFile);
}
}
return ChecksumStatus.MISSING;
}
private ChecksumStatus validateChecksum(File file) throws IOException {
for (val checksumType : CHECKSUM_TYPES) {
val checksumFile = new File(libDir, jarName + "." + checksumType);
log.debug("Attempting to read {} checksum from file...", checksumType);
if (checksumFile.exists()) {
return getChecksumStatus(file, checksumType, checksumFile);
}
}
return ChecksumStatus.MISSING;
}
private ChecksumStatus getChecksumStatus(File file, String checksumType, File checksumFile) throws IOException {
val fileHash = hash(checksumType, file);
val referenceHash = new String(Files.readAllBytes(checksumFile.toPath()));
if (!fileHash.equals(referenceHash)) {
log.error("Failed {} checksum validation for {}.", checksumType, artifactLogName);
checkedDelete(file);
checkedDelete(checksumFile);
return ChecksumStatus.FAILED;
}
log.debug("Successfully validated {} checksum for {}.", checksumType, artifactLogName);
return ChecksumStatus.OK;
}
private enum ChecksumStatus {
OK,
FAILED,