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Java Mail:SSLHandshakeException在端口25上发送电子邮件时没有SSL_Java_Smtp_Jakarta Mail_Sslhandshakeexception - Fatal编程技术网

Java Mail:SSLHandshakeException在端口25上发送电子邮件时没有SSL

Java Mail:SSLHandshakeException在端口25上发送电子邮件时没有SSL,java,smtp,jakarta-mail,sslhandshakeexception,Java,Smtp,Jakarta Mail,Sslhandshakeexception,虽然我试图在没有SSL的情况下在端口25上发送电子邮件,但我收到了一个SSLHandshakeException。下面您可以看到javax.mail.Session和SSLHandshakeException打印的调试消息 你能帮我了解发生了什么事吗 22 Dec 2009 15:13:21,054 INFO root:197 - DEBUG: setDebug: JavaMail version 1.4ea 22 Dec 2009 15:13:21,059 INFO root:197 -

虽然我试图在没有SSL的情况下在端口25上发送电子邮件,但我收到了一个SSLHandshakeException。下面您可以看到javax.mail.Session和SSLHandshakeException打印的调试消息

你能帮我了解发生了什么事吗

22 Dec 2009 15:13:21,054 INFO root:197 - DEBUG: setDebug: JavaMail version 1.4ea 22 Dec 2009 15:13:21,059 INFO root:197 - DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc] 22 Dec 2009 15:13:21,103 INFO root:197 - DEBUG SMTP: useEhlo true, useAuth false 22 Dec 2009 15:13:21,103 INFO root:197 - DEBUG SMTP: trying to connect to host "mail.abcdef.com", port 25, isSSL false 22 Dec 2009 15:13:21,338 INFO root:197 - 220 mail.uvwxyz.com ESMTP abcdef Mail Server v8.0; Tue, 22 Dec 2009 15:12:10 -0700 22 Dec 2009 15:13:21,338 INFO root:197 - DEBUG SMTP: connected to host "mail.abcdef.com", port: 25 22 Dec 2009 15:13:21,342 INFO root:197 - EHLO fsb160 22 Dec 2009 15:13:21,383 INFO root:197 - 250-mail.uvwxyz.com Hello fsb160 [65.124.157.54], pleased to meet you. 250-ENHANCEDSTATUSCODES 250-SIZE 250-EXPN 250-ETRN 250-ATRN 250-DSN 250-CHECKPOINT 250-8BITMIME 250-AUTH CRAM-MD5 DIGEST-MD5 LOGIN PLAIN 250-AUTH=LOGIN 250-STARTTLS 250 HELP 22 Dec 2009 15:13:21,383 INFO root:197 - DEBUG SMTP: Found extension "ENHANCEDSTATUSCODES", arg "" 22 Dec 2009 15:13:21,383 INFO root:197 - DEBUG SMTP: Found extension "SIZE", arg "" 22 Dec 2009 15:13:21,384 INFO root:197 - DEBUG SMTP: Found extension "EXPN", arg "" 22 Dec 2009 15:13:21,384 INFO root:197 - DEBUG SMTP: Found extension "ETRN", arg "" 22 Dec 2009 15:13:21,384 INFO root:197 - DEBUG SMTP: Found extension "ATRN", arg "" 22 Dec 2009 15:13:21,384 INFO root:197 - DEBUG SMTP: Found extension "DSN", arg "" 22 Dec 2009 15:13:21,385 INFO root:197 - DEBUG SMTP: Found extension "CHECKPOINT", arg "" 22 Dec 2009 15:13:21,385 INFO root:197 - DEBUG SMTP: Found extension "8BITMIME", arg "" 22 Dec 2009 15:13:21,385 INFO root:197 - DEBUG SMTP: Found extension "AUTH", arg "CRAM-MD5 DIGEST-MD5 LOGIN PLAIN" 22 Dec 2009 15:13:21,385 INFO root:197 - DEBUG SMTP: Found extension "AUTH=LOGIN", arg "" 22 Dec 2009 15:13:21,386 INFO root:197 - DEBUG SMTP: Found extension "STARTTLS", arg "" 22 Dec 2009 15:13:21,386 INFO root:197 - DEBUG SMTP: Found extension "HELP", arg "" 22 Dec 2009 15:13:21,389 INFO root:197 - STARTTLS 22 Dec 2009 15:13:21,430 INFO root:197 - 220 2.0.0 Ready to start TLS 22 Dec 2009 15:13:21,809 INFO root:197 - EHLO fsb160 22 Dec 2009 15:13:21,886 WARN E:314 - Failed to send email javax.mail.MessagingException: Can't send command to SMTP host; nested exception is: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at com.sun.mail.smtp.SMTPTransport.sendCommand(SMTPTransport.java:1420) at com.sun.mail.smtp.SMTPTransport.sendCommand(SMTPTransport.java:1408) at com.sun.mail.smtp.SMTPTransport.ehlo(SMTPTransport.java:847) at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:384) at javax.mail.Service.connect(Service.java:275) at javax.mail.Service.connect(Service.java:156) at java.lang.Thread.run(Unknown Source) Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Unknown Source) at com.sun.net.ssl.internal.ssl.SSLSocketImpl.fatal(Unknown Source) at com.sun.net.ssl.internal.ssl.Handshaker.fatalSE(Unknown Source) at com.sun.net.ssl.internal.ssl.Handshaker.fatalSE(Unknown Source) at com.sun.net.ssl.internal.ssl.ClientHandshaker.serverCertificate(Unknown Source) at com.sun.net.ssl.internal.ssl.ClientHandshaker.processMessage(Unknown Source) at com.sun.net.ssl.internal.ssl.Handshaker.processLoop(Unknown Source) at com.sun.net.ssl.internal.ssl.Handshaker.process_record(Unknown Source) at com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(Unknown Source) at com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source) at com.sun.net.ssl.internal.ssl.SSLSocketImpl.writeRecord(Unknown Source) at com.sun.net.ssl.internal.ssl.AppOutputStream.write(Unknown Source) at com.sun.mail.util.TraceOutputStream.write(TraceOutputStream.java:101) at java.io.BufferedOutputStream.flushBuffer(Unknown Source) at java.io.BufferedOutputStream.flush(Unknown Source) at com.sun.mail.smtp.SMTPTransport.sendCommand(SMTPTransport.java:1418) ... 7 more Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.validator.PKIXValidator.doBuild(Unknown Source) at sun.security.validator.PKIXValidator.engineValidate(Unknown Source) at sun.security.validator.Validator.validate(Unknown Source) at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.validate(Unknown Source) at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source) ... 19 more Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source) at java.security.cert.CertPathBuilder.build(Unknown Source) ... 25 more 2009年12月22日15:13:21054信息根目录:197-DEBUG:setDebug:JavaMail版本1.4ea 2009年12月22日15:13:21059信息根目录:197-调试:getProvider()返回javax.mail.Provider[传输,smtp,com.sun.mail.smtp.SMTPTransport,sun Microsystems,Inc] 2009年12月22日15:13:21103信息根目录:197-调试SMTP:useEhlo true,useAuth false 2009年12月22日15:13:21103信息根目录:197-调试SMTP:尝试连接到主机“mail.abcdef.com”,端口25,isSSL false 2009年12月22日15:13:21338信息根目录:197-220 mail.uvwxyz.com ESMTP abcdef邮件服务器v8.0;2009年12月22日星期二15:12:10-0700 2009年12月22日15:13:21338信息根目录:197-调试SMTP:已连接到主机“mail.abcdef.com”,端口:25 22 Dec 2009 15:13:21342信息根目录:197-EHLO fsb160 2009年12月22日15:13:21383信息根:197-250-mail.uvwxyz.com您好fsb160[65.124.157.54],很高兴认识您。 250-增强状态码 250码 250-EXPN 250-ETRN 250-ATRN 250-DSN 250-检查站 250-8比特 250-AUTH CRAM-MD5摘要-MD5普通登录 250-AUTH=登录 250-STARTTLS 250帮助 2009年12月22日15:13:21383信息根目录:197-调试SMTP:找到扩展名“ENHANCEDSTATUSCODES”,arg“” 2009年12月22日15:13:21383信息根目录:197-调试SMTP:找到扩展名“SIZE”,arg“” 2009年12月22日15:13:21384信息根目录:197-调试SMTP:找到扩展名“EXPN”,arg“” 2009年12月22日15:13:21384信息根目录:197-调试SMTP:找到扩展名“ETRN”,arg“” 2009年12月22日15:13:21384信息根目录:197-调试SMTP:找到扩展名“ATRN”,arg“” 2009年12月22日15:13:21384信息根目录:197-调试SMTP:找到扩展名“DSN”,arg“” 2009年12月22日15:13:21385信息根目录:197-调试SMTP:找到扩展名“CHECKPOINT”,arg“” 2009年12月22日15:13:21385信息根目录:197-调试SMTP:找到扩展名“8BITMIME”,arg“” 2009年12月22日15:13:21385信息根目录:197-调试SMTP:找到扩展名“AUTH”,arg“CRAM-MD5 DIGEST-MD5普通登录” 2009年12月22日15:13:21385信息根目录:197-调试SMTP:找到扩展名“AUTH=LOGIN”,arg“” 2009年12月22日15:13:21386信息根目录:197-调试SMTP:找到扩展名“STARTTLS”,arg“” 2009年12月22日15:13:21386信息根目录:197-调试SMTP:找到扩展名“帮助”,arg“” 22 Dec 2009 15:13:21389信息根目录:197-STARTTLS 22 Dec 2009 15:13:21430信息根目录:197-220 2.0.0准备好启动TLS了吗 2009年12月22日15:13:21809信息根目录:197-EHLO fsb160 2009年12月22日15:13:21886警告E:314-发送电子邮件失败 javax.mail.MessaginException:无法向SMTP主机发送命令; 嵌套异常是: javax.net.ssl.SSLHandshakeException:sun.security.validator.ValidatorException:PKIX路径生成失败:sun.security.provider.certpath.SunCertPathBuilderException:找不到请求目标的有效证书路径 在com.sun.mail.smtp.SMTPTransport.sendCommand上(SMTPTransport.java:1420) 在com.sun.mail.smtp.SMTPTransport.sendCommand上(SMTPTransport.java:1408) 在com.sun.mail.smtp.SMTPTransport.ehlo(SMTPTransport.java:847) 在com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:384)上 在javax.mail.Service.connect(Service.java:275) 在javax.mail.Service.connect(Service.java:156) 位于java.lang.Thread.run(未知源) 原因:javax.net.ssl.SSLHandshakeException:sun.security.validator.ValidatorException:PKIX路径生成失败:sun.security.provider.certpath.SunCertPathBuilderException:找不到请求目标的有效证书路径 位于com.sun.net.ssl.internal.ssl.Alerts.getSSLException(未知源) 位于com.sun.net.ssl.internal.ssl.SSLSocketImpl.fatal(未知源) 位于com.sun.net.ssl.internal.ssl.Handshaker.fatalSE(未知源) 位于com.sun.net.ssl.internal.ssl.Handshaker.fatalSE(未知源) 位于com.sun.net.ssl.internal.ssl.ClientHandshaker.serverCertificate(未知源) 位于com.sun.net.ssl.internal.ssl.ClientHandshaker.processMessage(未知源) 位于com.sun.net.ssl.internal.ssl.Handshaker.processLoop(未知源) 位于com.sun.net.ssl.internal.ssl.Handshaker.process_记录(未知源) 位于com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(未知源) 位于com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(未知源) 位于com.sun.net.ssl.internal.ssl.SSLSocketImpl.writeRecord(未知源) 位于com.sun.net.ssl.internal.ssl.AppOutputStream.write(未知源) 在com.sun.mail.util.TraceOutputStream.write(TraceOutputStream.java:101)上 位于java.io.BufferedOutputStream.flushBuffer(未知源) 位于java.io.BufferedOutputStream.flush(未知源) 在com.sun.mail.smtp.SMTPTransport.sendCommand上(SMTPTransport.java:1418) ... 还有7个 原因:sun.security.validator.validator异常:PKIX路径生成失败:sun.security.provider.certpath.SunCertPathBuilderException:找不到请求目标的有效证书路径 位于sun.security.validator.PKIXValidator.doBuild(未知源) 位于sun.security.validator.PKIXValidator.engineValidate(未知源) 位于sun.security.validator.validator.validate(未知源) 位于com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.validate(未知源) 位于com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(未知源) 位于com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(未知源) ... 还有19个 原因:sun.security.provider.certpath.SunCertPathBuilderException:找不到请求目标的有效证书路径 位于sun.security.provider.certpath.SunCertPathBuilder.engineBuild(未知源) 位于java.security.cert.CertPathBuilder.build(未知源) ... 25多 用于创建会话和连接到服务器的代码:

Session session = EmailUtilities.createSession(smtpServer, smtpPort, smtpSSL, smtpAuthentication); Transport transport = session.getTransport(); transport.connect(smtpServer, smtpUser, smtpPassword); try { MimeMessage message = EmailUtilities.createMessage(Main.APPLICATION_NAME + " " + Main.APPLICATION_VERSION, session, to, from, subject, body, attachmentName, attachment, "application/pdf"); transport.sendMessage(message, message.getAllRecipients()); } catch (Exception e) { throw new Exception(e); } finally { transport.close(); } public static Session createSession(String smtpServer, Integer smtpPort, boolean ssl, boolean authenticate) { String protocol = "smtp"; //$NON-NLS-1$ if (ssl) { protocol = "smtps"; //$NON-NLS-1$ } // -- Attaching to default Session, or we could start a new one -- Properties props = new Properties(); props.put("mail.transport.protocol", protocol); props.put("mail." + protocol + ".host", smtpServer); props.put("mail." + protocol + ".port", smtpPort.toString()); props.put("mail." + protocol + ".starttls.enable", Boolean.TRUE.toString()); if (authenticate) { props.put("mail." + protocol + ".auth", Boolean.TRUE.toString()); } Session session = Session.getDefaultInstance(props, null); session.setDebug(true); return session; } 会话会话=EmailUtilities.createSession(smtpServ