Spring boot Spring引导应用程序中的端口443生成失败

我无法在端口443上构建spring boot应用程序，但可以在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端口上的错误

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

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我想你的例外情况有些地方不见了

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

如果端口小于1024，请参考此问题和答案：

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

你的情况是8443