dlsprague commented on issue #8884:
URL: https://github.com/apache/pulsar/issues/8884#issuecomment-744565840
Here is how producer sends message.
package com.vz.apollo.alarmdbupdates;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Map;
import org.apache.pulsar.client.api.CryptoKeyReader;
import org.apache.pulsar.client.api.EncryptionKeyInfo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class RawFileKeyReader implements CryptoKeyReader {
protected final Logger logger =
LoggerFactory.getLogger(this.getClass());
String publicKeyFile = "";
String privateKeyFile = "";
public RawFileKeyReader(String pubKeyFile, String privKeyFile) {
publicKeyFile = pubKeyFile;
privateKeyFile = privKeyFile;
}
@Override
public EncryptionKeyInfo getPublicKey(String keyName, Map<String,
String> keyMeta) {
EncryptionKeyInfo keyInfo = new EncryptionKeyInfo();
try {
keyInfo.setKey(Files.readAllBytes(Paths.get(publicKeyFile)));
} catch (IOException e) {
logger.info("ERROR: Failed to read public key from file
" + publicKeyFile);
e.printStackTrace();
}
return keyInfo;
}
@Override
public EncryptionKeyInfo getPrivateKey(String keyName, Map<String,
String> keyMeta) {
EncryptionKeyInfo keyInfo = new EncryptionKeyInfo();
try {
keyInfo.setKey(Files.readAllBytes(Paths.get(privateKeyFile)));
} catch (IOException e) {
logger.info("ERROR: Failed to read private key from
file " + privateKeyFile);
e.printStackTrace();
}
return keyInfo;
}
}
_producer_java_client =
pulsarClient.newProducer().topic(_topic_java_client).batchingMaxPublishDelay(3,
TimeUnit.MILLISECONDS)
.cryptoKeyReader(new
RawFileKeyReader(publicKey,privateKey))
.addEncryptionKey(publicKey)
.sendTimeout(10,
TimeUnit.SECONDS).blockIfQueueFull(true)
.create();
above is the code used for encryption of the messages
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