Extract credentials from a Docker Container running a Java WAR file

Copy/paste plain text files

• Go to /var/docker/your-project/current
• Run docker-compose run app bash
• Go to webapps folder and extract the webapp with jar -xvf your-webapp.war
• Find your credentials and copy/paste them

Binaries can be copied as follows

On the server:

# Find the ID of the currently running container
docker ps
# Copy the war file to the host 
docker cp container-id:/usr/local/tomcat/webapps/ROOT.war
# Unzip it
unzip ROOT.war

On your machine: Now scp the file to your machine