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8219861: Add new keytool -showinfo -tls command for displaying TLS configuration information

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Reviewed-by: mullan
This commit is contained in:
Weijun Wang 2019-04-04 20:22:16 +08:00
parent a801be79eb
commit cf973e3db4
3 changed files with 80 additions and 3 deletions
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53
src/java.base/share/classes/sun/security/tools/keytool/ShowInfo.java Normal file
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/*
* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package sun.security.tools.keytool;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
class ShowInfo {
// verbose is not used yet.
static void tls(boolean verbose) throws Exception {
SSLSocket ssls = (SSLSocket)
SSLContext.getDefault().getSocketFactory().createSocket();
System.out.println("Enabled Protocols");
System.out.println("-----------------");
for (String s : ssls.getEnabledProtocols()) {
System.out.println(s);
}
System.out.println();
System.out.println("Enabled Cipher Suites");
System.out.println("---------------------");
for (String s : ssls.getEnabledCipherSuites()) {
System.out.println(s);
}
}
}