create docker tomcat container with app deployment Dockerfile

1. root@ubuntu:~#
cat Dockerfile
FROM tomcat
ADD sample.war /usr/local/tomcat/webapps/

2. run command:

root@ubuntu:~# docker build --tag=tomcat_app .

Sending build context to Docker daemon 316.1 MB
Step 1 : FROM tomcat
 ---> 25e98610c7d0
Step 2 : ADD sample.war /usr/local/tomcat/webapps/
 ---> e063fb60dcb7
Removing intermediate container 137ac3730916
Successfully built e063fb60dcb7

3. check docker images:


root@ubuntu:~# docker images
REPOSITORY                TAG                 IMAGE ID            CREATED              SIZE
tomcat_app                latest              e063fb60dcb7        10 seconds ago       359.2 MB

4. verification
docker inspect -f '{{ .NetworkSettings.IPAddress }}' b804ab2e870d

w3m http://172.17.0.2:8080/sample