JDBC连接数据库遇到的“驱动程序无法通过使用安全套接字层(SSL)加密与 SQL Server 建立安全连接。”问题解决方法!
这是为了解决JAVA中JDBC连接数据库遇到的“驱动程序无法通过使用安全套接字层(SSL)加密与 SQL Server 建立安全连接。”问题而记录的。
报错信息:
com.microsoft.sqlserver.jdbc.SQLServerException: 驱动程序无法通过使用安全套接字层(SSL)加密与 SQL Server 建立安全连接。错误:“SQL Server 未返回响应。连接已关闭。 ClientConnectionId:ed0d8b40-5583-4370-9261-7fb5d11a9f7a”。
at com.microsoft.sqlserver.jdbc.SQLServerConnection.terminate(SQLServerConnection.java:2400)
at com.microsoft.sqlserver.jdbc.TDSChannel.enableSSL(IOBuffer.java:1762)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connectHelper(SQLServerConnection.java:1977)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.login(SQLServerConnection.java:1628)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connectInternal(SQLServerConnection.java:1459)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(SQLServerConnection.java:773)
at com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(SQLServerDriver.java:1168)
at java.sql.DriverManager.getConnection(DriverManager.java:664)
at java.sql.DriverManager.getConnection(DriverManager.java:247)
at com.window.Win$5.actionPerformed(Win.java:385)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6539)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6304)
at java.awt.Container.processEvent(Container.java:2239)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2297)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4535)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476)
at java.awt.Container.dispatchEventImpl(Container.java:2283)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
at java.awt.EventQueue$4.run(EventQueue.java:733)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: java.io.IOException: SQL Server 未返回响应。连接已关闭。 ClientConnectionId:ed0d8b40-5583-4370-9261-7fb5d11a9f7a
at com.microsoft.sqlserver.jdbc.TDSChannel$SSLHandshakeInputStream.ensureSSLPayload(IOBuffer.java:711)
at com.microsoft.sqlserver.jdbc.TDSChannel$SSLHandshakeInputStream.readInternal(IOBuffer.java:768)
at com.microsoft.sqlserver.jdbc.TDSChannel$SSLHandshakeInputStream.read(IOBuffer.java:760)
at com.microsoft.sqlserver.jdbc.TDSChannel$ProxyInputStream.readInternal(IOBuffer.java:955)
at com.microsoft.sqlserver.jdbc.TDSChannel$ProxyInputStream.read(IOBuffer.java:943)
at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
at sun.security.ssl.InputRecord.read(InputRecord.java:503)
at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:983)
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1385)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1413)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1397)
at com.microsoft.sqlserver.jdbc.TDSChannel.enableSSL(IOBuffer.java:1688)
... 44 more
解决方案:
1.排除网络协议问题
2.排除路由回环问题
3.排除代码本身问题
4.排除编译环境问题
5.找到最终解决方法:测试或还原对Oracle的JDK和JRE加密算法的更改。
要从旧算法列表中删除3DES:
在JDK 8及更早版本中,编辑该 /lib/security/java.security文件并3DES_EDE_CBC从jdk.tls.legacyAlgorithms安全属性中删除。
官方文档指出:请注意,这是一个低风险的更改。它不太可能导致回归,因为它只会影响协商算法的顺序。如果没有其他非遗留算法可用,则仍将使用3DES(如果在遗留算法列表上列出)。
把jdk下面的java.security中的,去掉 3DES_EDE_CBC 可以使用jdbc连上sqlserver。
在Java 8默认禁用【加密套件】:“SSL_RSA_WITH_3DES_EDE_CBC_SHA”.
然后要连接成功的话,要开启“SSL_RSA_WITH_3DES_EDE_CBC_SHA”,找到的答案是:
打开文件夹(JAVA_HOME)/jre/lib/security中的安全策略文件:Java.security
修改jdk.tls.disabledAlgorithms选项。
Java 8的jdk.tls.disabledAlgorithms默认值:
jdk.tls.disabledAlgorithms=MD5, SSLv3, DSA, RSA keySize < 2048
jdk.tls.disabledAlgorithms=SSLv3, RC4, MD5withRSA, DH keySize < 1024,
EC keySize < 224, DES40_CBC, RC4_40,3DES_EDE_CBC
为了开启SSL_RSA_WITH_3DES_EDE_CBC_SHA,将3DES_EDE_CBC注释掉:
Java 8的jdk.tls.disabledAlgorithms默认值:
jdk.tls.disabledAlgorithms=MD5, SSLv3, DSA, RSA keySize < 2048
jdk.tls.disabledAlgorithms=SSLv3, RC4, MD5withRSA, DH keySize < 1024,
EC keySize < 224, DES40_CBC, RC4_40
#,3DES_EDE_CBC
总结:
在写代码的时候总会遇到一些奇奇怪怪的的问题,解决这个问题,有点像解决小时候做数学附加题的感觉,能把问题找出来,如何解决掉,真是太棒了!!!
找到问题原因之后,Google和百度了3DES_EDE_CBC,参考了前人的解决方案,在这里!
地址直通:https://blog.****.net/tanhongwei1994/article/details/84957254
下面是官方文档:
https://docs.oracle.com/javase/8/docs/technotes/guides/security/SunProviders.html
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