Spring Boot 应用程序中的端口 443 构建失败答案

【问题标题】：Port 443 build failed in Spring boot applicationSpring Boot 应用程序中的端口 443 构建失败
【发布时间】：2020-04-05 08:02:25
【问题描述】：

我无法在端口 443 端口上构建我的 Spring Boot 应用程序，但能够在 8443 端口上构建 ssl。对于 https 我需要在 443 端口上构建应用程序。下面是443端口的错误

2020-04-05 11:55:54.567 ERROR 15565 --- [           main] o.s.boot.SpringApplication               : Application run failed

org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat server
        at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.start(TomcatWebServer.java:215) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.startWebServer(ServletWebServerApplicationContext.java:297) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:553) ~[spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
        at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:141) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:747) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.SpringApplication.run(SpringApplication.java:315) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.SpringApplication.run(SpringApplication.java:1226) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.SpringApplication.run(SpringApplication.java:1215) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at com.wathiq.rabbitmqconsumer.Application.main(Application.java:19) ~[classes/:na]
Caused by: java.lang.IllegalArgumentException: standardService.connector.startFailed
        at org.apache.catalina.core.StandardService.addConnector(StandardService.java:231) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.addPreviouslyRemovedConnectors(TomcatWebServer.java:278) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.start(TomcatWebServer.java:197) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
        ... 10 common frames omitted
Caused by: org.apache.catalina.LifecycleException: Protocol handler start failed
        at org.apache.catalina.connector.Connector.startInternal(Connector.java:1038) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.apache.catalina.core.StandardService.addConnector(StandardService.java:227) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        ... 12 common frames omitted
Caused by: java.net.SocketException: Permission denied
        at java.base/sun.nio.ch.Net.bind0(Native Method) ~[na:na]
        at java.base/sun.nio.ch.Net.bind(Net.java:455) ~[na:na]
        at java.base/sun.nio.ch.Net.bind(Net.java:447) ~[na:na]
        at java.base/sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:227) ~[na:na]
        at java.base/sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:80) ~[na:na]
        at org.apache.tomcat.util.net.NioEndpoint.initServerSocket(NioEndpoint.java:229) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.apache.tomcat.util.net.NioEndpoint.bind(NioEndpoint.java:212) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.apache.tomcat.util.net.AbstractEndpoint.bindWithCleanup(AbstractEndpoint.java:1141) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.apache.tomcat.util.net.AbstractEndpoint.start(AbstractEndpoint.java:1227) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.apache.coyote.AbstractProtocol.start(AbstractProtocol.java:592) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        at org.apache.catalina.connector.Connector.startInternal(Connector.java:1035) ~[tomcat-embed-core-9.0.31.jar:9.0.31]
        ... 14 common frames omitted

【问题讨论】：

标签： spring-boot ssl

【解决方案1】：

我猜你的异常的某些部分丢失了。

他们会说，该端口已被另一个应用程序（tomcat/nginx/traefik ...）使用。

如果端口在1024以下，请参考这个问题回答：

https://serverfault.com/questions/610117/failed-to-bind-to-0-0-0-0443

您需要是 root（超级用户）才能绑定到 1024 下的端口。这就是为什么 9443 有效，而 443 无效。

在你的情况下是 8443。

【讨论】：