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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.tomcat.util.net.openssl;
import org.apache.tomcat.jni.SSLContext;
/**
* Stats exposed by an OpenSSL session context.
*
* @see <a href="https://www.openssl.org/docs/ssl/SSL_CTX_sess_number.html"><code>SSL_CTX_sess_number</code></a>
*/
public final class OpenSSLSessionStats {
private final long context;
OpenSSLSessionStats(long context) {
this.context = context;
}
/**
* @return The current number of sessions in the internal session cache.
*/
public long number() {
return SSLContext.sessionNumber(context);
}
/**
* @return The number of started SSL/TLS handshakes in client mode.
*/
public long connect() {
return SSLContext.sessionConnect(context);
}
/**
* @return The number of successfully established SSL/TLS sessions in client mode.
*/
public long connectGood() {
return SSLContext.sessionConnectGood(context);
}
/**
* @return The number of start renegotiations in client mode.
*/
public long connectRenegotiate() {
return SSLContext.sessionConnectRenegotiate(context);
}
/**
* @return The number of started SSL/TLS handshakes in server mode.
*/
public long accept() {
return SSLContext.sessionAccept(context);
}
/**
* @return The number of successfully established SSL/TLS sessions in server mode.
*/
public long acceptGood() {
return SSLContext.sessionAcceptGood(context);
}
/**
* @return The number of start renegotiations in server mode.
*/
public long acceptRenegotiate() {
return SSLContext.sessionAcceptRenegotiate(context);
}
/**
* @return The number of successfully reused sessions. In client mode, a
* session set with {@code SSL_set_session} successfully reused is
* counted as a hit. In server mode, a session successfully
* retrieved from internal or external cache is counted as a hit.
*/
public long hits() {
return SSLContext.sessionHits(context);
}
/**
* @return The number of successfully retrieved sessions from the external
* session cache in server mode.
*/
public long cbHits() {
return SSLContext.sessionCbHits(context);
}
/**
* @return The number of sessions proposed by clients that were not found in
* the internal session cache in server mode.
*/
public long misses() {
return SSLContext.sessionMisses(context);
}
/**
* @return The number of sessions proposed by clients and either found in
* the internal or external session cache in server mode, but that
* were invalid due to timeout. These sessions are not included in
* the {@link #hits()} count.
*/
public long timeouts() {
return SSLContext.sessionTimeouts(context);
}
/**
* @return The number of sessions that were removed because the maximum
* session cache size was exceeded.
*/
public long cacheFull() {
return SSLContext.sessionCacheFull(context);
}
}
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