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Add more debug informations when log SSL errors. (#8241)

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Motivation:

ea626ef8c3 added more debug logging but we can even include a bit more.

Modifications:

Always log the error number as well.

Result:

More informations for debugging SSL errors.
This commit is contained in:
Norman Maurer 2018-08-30 20:44:47 +02:00 committed by GitHub
parent 38eee409c8
commit a644563625
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 8 deletions
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18
handler/src/main/java/io/netty/handler/ssl/ReferenceCountedOpenSslEngine.java
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@ -856,21 +856,22 @@ public class ReferenceCountedOpenSslEngine extends SSLEngine implements Referenc
* Log the error, shutdown the engine and throw an exception.
*/
private SSLException shutdownWithError(String operations, int sslError) {
String err = SSL.getLastError();
return shutdownWithError(operations, sslError, err);
return shutdownWithError(operations, sslError, SSL.getLastErrorNumber());
}
private SSLException shutdownWithError(String operation, int sslError, String err) {
private SSLException shutdownWithError(String operation, int sslError, int error) {
String errorString = SSL.getErrorString(error);
if (logger.isDebugEnabled()) {
logger.debug("{} failed with {}: OpenSSL error: {}", operation, sslError, err);
logger.debug("{} failed with {}: OpenSSL error: {} {}",
operation, sslError, error, errorString);
}
// There was an internal error -- shutdown
shutdown();
if (handshakeState == HandshakeState.FINISHED) {
return new SSLException(err);
return new SSLException(errorString);
}
return new SSLHandshakeException(err);
return new SSLHandshakeException(errorString);
}
public final SSLEngineResult unwrap(
@ -1120,7 +1121,7 @@ public class ReferenceCountedOpenSslEngine extends SSLEngine implements Referenc
SSL.clearError();
return new SSLEngineResult(OK, NEED_WRAP, bytesConsumed, bytesProduced);
}
throw shutdownWithError("SSL_read", error, SSL.getErrorString(stackError));
throw shutdownWithError("SSL_read", error, stackError);
}
private void closeAll() throws SSLException {
@ -1269,7 +1270,8 @@ public class ReferenceCountedOpenSslEngine extends SSLEngine implements Referenc
int sslErr = SSL.getError(ssl, err);
if (sslErr == SSL.SSL_ERROR_SYSCALL || sslErr == SSL.SSL_ERROR_SSL) {
if (logger.isDebugEnabled()) {
logger.debug("SSL_shutdown failed: OpenSSL error: {}", SSL.getLastError());
int error = SSL.getLastErrorNumber();
logger.debug("SSL_shutdown failed: OpenSSL error: {} {}", error, SSL.getErrorString(error));
}
// There was an internal error -- shutdown
shutdown();