webapps和webapps.dist两个文件，而wenapps里面没有东西，webapps.dist才是我们要的东西 处理过程如下：
[root@bogon ~]# docker exec -it 4a59fd8d305b /bin/bash root@4a59fd8d305b:/usr/local/tomcat# ls -l total 140 -rw-r--r--. 1 root root 18982 Jun 30 20:14 BUILDING.txt -rw-r--r--. 1 root root 5409 Jun 30 20:14 CONTRIBUTING.md -rw-r--r--. 1 root root 57092 Jun 30 20:14 LICENSE -rw-r--r--. 1 root root 2333 Jun 30 20:14 NOTICE -rw-r--r--. 1 root root 3255 Jun 30 20:14 README.md -rw-r--r--. 1 root root 6898 Jun 30 20:14 RELEASE-NOTES -rw-r--r--. 1 root root 16262 Jun 30 20:14 RUNNING.txt drwxr-xr-x. 2 root root 4096 Sep 1 21:42 bin drwxr-xr-x. 1 root root 21 Sep 3 12:25 conf drwxr-xr-x. 2 root root 4096 Sep 1 21:42 lib drwxrwxrwx. 1 root root 4096 Sep 3 12:25 logs drwxr-xr-x. 2 root root 4096 Sep 1 21:42 native-jni-lib drwxrwxrwx. 2 root root 29 Sep 1 21:42 temp drwxr-xr-x. 2 root root 6 Sep 1 21:42 webapps drwxr-xr-x. 7 root root 76 Jun 30 20:12 webapps.dist drwxrwxrwx. 2 root root 6 Jun 30 20:09 work root@4a59fd8d305b:/usr/local/tomcat# cd ./webapps root@4a59fd8d305b:/usr/local/tomcat/webapps# ls -l total 0 root@4a59fd8d305b:/usr/local/tomcat/webapps# cd .. root@4a59fd8d305b:/usr/local/tomcat# rm -rf webapps root@4a59fd8d305b:/usr/local/tomcat# mv webapps.dist webapps