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[#14] add lombok and refactor exceptions. Provide validator.

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Signed-off-by: Ori Bruk <o.bruk@yadro.com>
This commit is contained in:
Ori Bruk 2024-09-17 17:47:03 +03:00
parent 15cf0893c7
commit 388428af76
87 changed files with 819 additions and 970 deletions
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29
client/src/main/java/info/frostfs/sdk/tools/Verifier.java
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@ -3,7 +3,9 @@ package info.frostfs.sdk.tools;
import com.google.protobuf.Message;
import frostfs.session.Types;
import info.frostfs.sdk.constants.CryptoConst;
import info.frostfs.sdk.exceptions.ResponseException;
import info.frostfs.sdk.exceptions.ProcessFrostFSException;
import info.frostfs.sdk.exceptions.ResponseFrostFSException;
import info.frostfs.sdk.exceptions.ValidationFrostFSException;
import info.frostfs.sdk.mappers.response.ResponseStatusMapper;
import info.frostfs.sdk.utils.MessageHelper;
import org.apache.commons.codec.digest.DigestUtils;
@ -20,16 +22,15 @@ import java.security.Signature;
import java.util.Arrays;
import static info.frostfs.sdk.KeyExtension.getPublicKeyFromBytes;
import static info.frostfs.sdk.constants.CryptoConst.RFC6979_SIGNATURE_SIZE;
import static info.frostfs.sdk.constants.ErrorConst.INVALID_RESPONSE;
import static info.frostfs.sdk.constants.ErrorConst.WRONG_SIGNATURE_SIZE_TEMPLATE;
import static info.frostfs.sdk.constants.FieldConst.*;
import static java.util.Objects.isNull;
import static org.bouncycastle.crypto.util.DigestFactory.createSHA256;
import static org.bouncycastle.util.BigIntegers.fromUnsignedByteArray;
public class Verifier {
public static final String ERROR_WRONG_SIG_SIZE_TEMPLATE = "Wrong signature size. Expected length=%s, actual=%s";
public static final String ERROR_INVALID_RESPONSE = "Invalid response";
public static final int RFC6979_SIG_SIZE = 64;
private Verifier() {
}
@ -56,28 +57,30 @@ public class Verifier {
}
private static BigInteger[] decodeSignature(byte[] sig) {
if (sig.length != RFC6979_SIG_SIZE) {
throw new IllegalArgumentException(
String.format(ERROR_WRONG_SIG_SIZE_TEMPLATE, RFC6979_SIG_SIZE, sig.length)
if (sig.length != RFC6979_SIGNATURE_SIZE) {
throw new ValidationFrostFSException(
String.format(WRONG_SIGNATURE_SIZE_TEMPLATE, RFC6979_SIGNATURE_SIZE, sig.length)
);
}
var rs = new BigInteger[2];
rs[0] = fromUnsignedByteArray(Arrays.copyOfRange(sig, 0, (RFC6979_SIG_SIZE / 2) - 1));
rs[1] = fromUnsignedByteArray(Arrays.copyOfRange(sig, RFC6979_SIG_SIZE / 2, RFC6979_SIG_SIZE - 1));
rs[0] = fromUnsignedByteArray(Arrays.copyOfRange(sig, 0, (RFC6979_SIGNATURE_SIZE / 2) - 1));
rs[1] = fromUnsignedByteArray(
Arrays.copyOfRange(sig, RFC6979_SIGNATURE_SIZE / 2, RFC6979_SIGNATURE_SIZE - 1)
);
return rs;
}
public static void checkResponse(Message response) {
if (!verify(response)) {
throw new IllegalArgumentException(ERROR_INVALID_RESPONSE);
throw new ResponseFrostFSException(INVALID_RESPONSE);
}
var metaHeader = (Types.ResponseMetaHeader) MessageHelper.getField(response, META_HEADER_FIELD_NAME);
var status = ResponseStatusMapper.toModel(metaHeader.getStatus());
if (!status.isSuccess()) {
throw new ResponseException(status);
throw new ResponseFrostFSException(status);
}
}
@ -127,7 +130,7 @@ public class Verifier {
signature.update(DigestUtils.sha512(data));
return signature.verify(Arrays.copyOfRange(sig, 1, sig.length));
} catch (Exception exp) {
throw new RuntimeException(exp);
throw new ProcessFrostFSException(exp);
}
}
}