这里记录一下QQ企业邮箱发邮件问题,因为之前遇到过一种情况是本地测试没问题,结果线上出现问题

Couldn't connect to host, port: smtp.qq.com, 25; timeout -1

要使用企业邮箱生成的授权密码.

这里只要是因为QQ邮箱默认端口是465,需要修改为SSL配置

java代码

package com.chenpeng.cpeducloud.service.impl;import lombok.extern.slf4j.Slf4j;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.beans.factory.annotation.Value;import org.springframework.core.io.FileSystemResource;import org.springframework.mail.SimpleMailMessage;import org.springframework.mail.javamail.JavaMailSender;import org.springframework.mail.javamail.MimeMessageHelper;import org.springframework.messaging.MessagingException;import org.springframework.stereotype.Service; import com.chenpeng.cpeducloud.base.WebConstants;import com.chenpeng.cpeducloud.service.MailService;import com.chenpeng.cpeducloud.util.Constants;import com.chenpeng.cpeducloud.util.DateUtils;import com.chenpeng.cpeducloud.util.StringUtils; import javax.mail.internet.MimeMessage;import java.io.File;import java.util.HashMap;import java.util.List;import java.util.Map; /** /**auth : szy *time : 2019-05-16 **/@Service@Slf4jpublic class MailServiceImpl implements MailService { @Autowired private JavaMailSender mailSender; @Value("${mail.formSender}") private String sender;// 发送者 @Value("${mail.formMobile}") private String formMobile;// 联系电话 /** * 发送简单邮件(收件人，主题，内容) */ @Override public void sendSimpleMail(String to, String subject, String content) { SimpleMailMessage message = new SimpleMailMessage(); message.setFrom(sender); message.setTo(to); message.setSubject(subject); message.setText(content); try { mailSender.send(message); log.info("简单邮件发送成功！"); } catch (Exception e) { log.info("发送简单邮件时发生异常！"+e); } } /** * 发送Html邮件(收件人，主题，内容) */ @Override public void sendHtmlMail(String to, String subject, String content) { MimeMessage message = mailSender.createMimeMessage(); try { MimeMessageHelper helper = null; //true表示需要创建一个multipart message try { helper = new MimeMessageHelper(message, true); message.setFrom(sender); helper.setTo(to); helper.setSubject(subject); helper.setText(content, true); mailSender.send(message); log.info("html邮件发送成功"); } catch (javax.mail.MessagingException e) { e.printStackTrace(); } } catch (MessagingException e) { log.info("发送html邮件时发生异常！"+e); } } /** * 发送带附件的邮件 * @param to * @param subject * @param content * @param filePath */ @Override public void sendAttachmentsMail(String to, String subject, String content, String filePath){ MimeMessage message = mailSender.createMimeMessage(); try { MimeMessageHelper helper = null; try { helper = new MimeMessageHelper(message, true); message.setFrom(sender); helper.setTo(to); helper.setSubject(subject); helper.setText(content, true); FileSystemResource file = new FileSystemResource(new File(filePath)); String fileName = filePath.substring(filePath.lastIndexOf(File.separator)); helper.addAttachment(fileName, file); //helper.addAttachment("test"+fileName, file); mailSender.send(message); log.info("带附件的邮件已经发送。"); } catch (javax.mail.MessagingException e) { e.printStackTrace(); } } catch (MessagingException e) { log.info("发送带附件的邮件时发生异常！"+e); } } /** * 发送Html邮件(收件人，主题，内容), * 带多附件 */ @Override public void sendHtmlMailAndAttachments(String[] to,String[] cc, String subject, String content, List<String> files) { MimeMessage message = mailSender.createMimeMessage(); try { MimeMessageHelper helper = null; //true表示需要创建一个multipart message try { helper = new MimeMessageHelper(message, true); message.setFrom(sender); helper.setTo(to); helper.setCc(cc); helper.setSubject(subject); helper.setText(content, true); for (String filePath : files){ FileSystemResource file = new FileSystemResource(new File(filePath)); String fileName = filePath.substring(filePath.lastIndexOf(File.separator)); helper.addAttachment(fileName, file); } mailSender.send(message); log.info("html邮件发送成功"); } catch (javax.mail.MessagingException e) { e.printStackTrace(); } } catch (MessagingException e) { log.info("发送html邮件时发生异常！"+e); } } }

邮箱配置

#邮箱配置mail: host: smtp.exmail.qq.com username: 11111@qq.com password: 密钥不是密码 default-encoding: utf-8 port: 465 properties: mail: smtp: auth: true ssl: enable: true socketFactory: class: com.sun.mail.util.MailSSLSocketFactory fallback: false starttls: enable: true required: true

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