1.docker ps -a view docker container id
2.docker exec -u 0 -it a0be9d163c23 /bin/bash
-u 0 is the use of root privileges a0be9d163c23 is the container id Jenkins
3.cat /var/jenkins_home/secrets/initialAdminPassword
1.docker ps -a view docker container id
2.docker exec -u 0 -it a0be9d163c23 /bin/bash
-u 0 is the use of root privileges a0be9d163c23 is the container id Jenkins
3.cat /var/jenkins_home/secrets/initialAdminPassword