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Validate supplied base58 string in /data/file/frompeer API endpoint

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This commit is contained in:
CalDescent 2021-06-19 19:26:13 +01:00
parent d0f9d478c2
commit 33d9c51b6f
1 changed files with 9 additions and 1 deletions
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10
src/main/java/org/qortal/api/resource/DataResource.java
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@ -179,7 +179,15 @@ public class DataResource {
if (dataFile.exists()) { if (dataFile.exists()) {
LOGGER.info("Data file {} already exists but we'll request it anyway", dataFile); LOGGER.info("Data file {} already exists but we'll request it anyway", dataFile);
} }
Message getDataFileMessage = new GetDataFileMessage(Base58.decode(base58Digest));
byte[] digest = null;
try {
digest = Base58.decode(base58Digest);
} catch (NumberFormatException e) {
LOGGER.info("Invalid base58 encoded string");
throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.INVALID_DATA);
}
Message getDataFileMessage = new GetDataFileMessage(digest);
Message message = targetPeer.getResponse(getDataFileMessage); Message message = targetPeer.getResponse(getDataFileMessage);
if (message == null || message.getType() != Message.MessageType.DATA_FILE) if (message == null || message.getType() != Message.MessageType.DATA_FILE)