org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat server
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本地模拟复现问题
JDK 1.8_341 tomcat 9.0.41
org.springframework.context.ApplicationContextException: Failed to start bean 'webServerStartStop'; nested exception is org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat serverat org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:181) ~[spring-context-5.3.3.jar:5.3.3]at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:54) ~[spring-context-5.3.3.jar:5.3.3]at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:356) ~[spring-context-5.3.3.jar:5.3.3]at java.lang.Iterable.forEach(Iterable.java:75) ~[na:1.8.0_341]at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:155) ~[spring-context-5.3.3.jar:5.3.3]at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:123) ~[spring-context-5.3.3.jar:5.3.3]at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:940) ~[spring-context-5.3.3.jar:5.3.3]at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:591) ~[spring-context-5.3.3.jar:5.3.3]at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:144) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:767) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:426) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.boot.SpringApplication.run(SpringApplication.java:326) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.boot.builder.SpringApplicationBuilder.run(SpringApplicationBuilder.java:144) [spring-boot-2.4.2.jar:2.4.2]at cn.keking.ServerMain.main(ServerMain.java:64) [classes/:na]Caused by: org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat serverat org.springframework.boot.web.embedded.tomcat.TomcatWebServer.start(TomcatWebServer.java:229) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.boot.web.servlet.context.WebServerStartStopLifecycle.start(WebServerStartStopLifecycle.java:43) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:178) ~[spring-context-5.3.3.jar:5.3.3]... 14 common frames omittedCaused by: java.lang.IllegalArgumentException: standardService.connector.startFailedat org.apache.catalina.core.StandardService.addConnector(StandardService.java:244) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.addPreviouslyRemovedConnectors(TomcatWebServer.java:282) ~[spring-boot-2.4.2.jar:2.4.2]at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.start(TomcatWebServer.java:213) ~[spring-boot-2.4.2.jar:2.4.2]... 16 common frames omittedCaused by: org.apache.catalina.LifecycleException: Protocol handler start failedat org.apache.catalina.connector.Connector.startInternal(Connector.java:1067) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.catalina.core.StandardService.addConnector(StandardService.java:240) ~[tomcat-embed-core-9.0.41.jar:9.0.41]... 18 common frames omittedCaused by: java.lang.IllegalArgumentException: Alias name [ZengWenFeng1] does not identify a key entryat org.apache.tomcat.util.net.AbstractJsseEndpoint.createSSLContext(AbstractJsseEndpoint.java:99) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.tomcat.util.net.AbstractJsseEndpoint.initialiseSsl(AbstractJsseEndpoint.java:71) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.tomcat.util.net.NioEndpoint.bind(NioEndpoint.java:216) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.tomcat.util.net.AbstractEndpoint.bindWithCleanup(AbstractEndpoint.java:1159) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.tomcat.util.net.AbstractEndpoint.start(AbstractEndpoint.java:1245) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.coyote.AbstractProtocol.start(AbstractProtocol.java:603) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.catalina.connector.Connector.startInternal(Connector.java:1064) ~[tomcat-embed-core-9.0.41.jar:9.0.41]... 20 common frames omittedCaused by: java.io.IOException: Alias name [ZengWenFeng1] does not identify a key entryat org.apache.tomcat.util.net.SSLUtilBase.getKeyManagers(SSLUtilBase.java:336) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.tomcat.util.net.SSLUtilBase.createSSLContext(SSLUtilBase.java:246) ~[tomcat-embed-core-9.0.41.jar:9.0.41]at org.apache.tomcat.util.net.AbstractJsseEndpoint.createSSLContext(AbstractJsseEndpoint.java:97) ~[tomcat-embed-core-9.0.41.jar:9.0.41]... 26 common frames omitted
其实不是tomcat和JDK版本问题，而是SSL配置出错的。