dockercommand18thDec.txt

 apt update
     apt install docker.io -y
    3  docker ps
    4  docker ps -a
    5  docker images
    6  docker pull nginx
    7  cd /var/lib/docker/
    8  ls
    9  cd image/
   10  ls
   11  cd overlay2/
   12  ls
   13  cd imagedb/
   14  ls
   15  cd content/
   16  ls
   17  cd sha256/
   18  ls
   19  docker images
   20  ls
   21  file f652ca386ed135a4cbe356333e08ef0816f81b2ac8d0619af01e2b256837ed3e
   22  cat f652ca386ed135a4cbe356333e08ef0816f81b2ac8d0619af01e2b256837ed3e
   23  cd
   24  docker images
   25  docker run -d --name=cont1 nginx
   26  docker ps
   27  docker exec -it cont1 /bin/bash
   28  dokcer ps
   29  docker ps
   30  docker stop cont1
   31  docker start cont1
   32  docker exec -it cont1 /bin/bash
   33  docker commit
   34  docker commit cont1 mycustimage:latest
   35  docker images
   36  docker ps
   37  docker rm -f cont1
   38  docker ps -a
   39  docker run -d --name=cont2 mycustimage
   40  docker ps
   41  docker exec -ti cont2 /bin/bash
   42  docker ps
   43  docker diff cont2
   44  docker ps
   45  docker exec -ti cont2 /bin/bash
   46  docker diff cont2
   47  docker exec -ti cont2 /bin/bash
   48  docker diff cont2
   49  docker images
   50  docker ps -a
   51  docker rm -f cont2
   52  docker tag
   53  docker tag mycustimage:latest img1:latest
   54  docker images
   55  alias d ='docker'
   56  alias d='docker'
   57  d images
   58  cd /var/lib/docker/
   59  cd
   60  docker images
   61  docker save mycustimage:latest  img1:latest  -o vishal.tar
   62  ls
   63  file vishal.tar
   64  tar -tf vishal.tar
   65  docker images
   66  docker ps -a
   67  ls
   68  docker rmi mycustimage:latest img1:latest
   69  docker images
   70  ls
   71  docker load -i vishal.tar
   72  docker images
   73  docker tag img1:latest vsaini44/18thDecimage:latest
   74  docker tag img1:latest vsaini44/Dec18thimage:latest
   75  docker tag img1:latest vsaini44/dec18thimage:latest
   76  docker images
   77  docker push vsaini44/dec18thimage
   78  docker login
   79  docker push vsaini44/dec18thimage
   80  history