Maven命令build出现ERROR - No goals have been specified for this build. You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>

[workspace] $ /root/.jenkins/tools/hudson.tasks.Maven_MavenInstallation/maven/bin/mvn
[INFO] Scanning for projects...
[WARNING] 
[WARNING] Some problems were encountered while building the effective model for com.yitai:yitaireport:war:1.0
[WARNING] 'build.plugins.plugin.version' for org.codehaus.mojo:tomcat-maven-plugin is missing. @ line 975, column 12
[WARNING] 
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING] 
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING] 
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.137 s
[INFO] Finished at: 2017-09-06T13:14:05+08:00
[INFO] Final Memory: 5M/118M
[INFO] ------------------------------------------------------------------------
[ERROR] No goals have been specified for this build. You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/NoGoalSpecifiedException
Build step 'Invoke top-level Maven targets' marked build as failure
SSH: Current build result is [FAILURE], not going to run.
Warning: you have no plugins providing access control for builds, so falling back to legacy behavior of permitting any downstream builds to be triggered
Finished: FAILURE

解决办法：

http://cwiki.apache.org/confluence/display/MAVEN/NoGoalSpecifiedException


这里是compile还是install都可以

<project>
  ...
  <build>
    <defaultGoal>compile</defaultGoal>
    ...
  </build>
  ...
</project>