Docker-links-commands

Installation:
To be a root user -->
sudo su -
      1  apt update -y
    2  clear
    3  apt install docker.io -y
    4  docker version
    5  docker info

  Images:
https://hub.docker.com/
https://hub.docker.com/search?image_filter=official

https://docs.docker.com/

Docker Commands:
https://docs.docker.com/engine/reference/commandline/docker/

Docker Run Command:
https://docs.docker.com/reference/cli/docker/container/run/

Dockerfile --> https://jenkov.com/tutorials/docker/dockerfile.html#entrypoint
https://docs.docker.com/build/building/multi-stage/

*COPY vs ADD, CMD vs ENTRYPOINT

Examples
https://github.com/komljen/dockerfile-examples/tree/master

Docker Network --> https://docs.docker.com/network/drivers/

Docker-Compose --> https://docs.docker.com/compose/samples-for-compose/
https://docs.docker.com/compose/
https://docs.docker.com/compose/intro/history/#compose-file-format-versioning

Resources for a container:
https://stackoverflow.com/questions/42345235/how-to-specify-memory-cpu-limit-in-docker-compose-version-3


All about Docker & Docker-compose-->
https://www.baeldung.com/ops/?s=docker+compose

Docker-compose Restart Policy:
https://www.baeldung.com/ops/docker-compose-restart-policies#:~:text=Restart%20Policy%20in%20Docker%20Compose,yml%20file.

https://docs.docker.com/compose/samples-for-compose/

Installation:
Install latest version of docker-compose: https://github.com/docker/compose/releases/
$ sudo apt remove docker-compose --> optional, in case, you need to remove docker-compose from ubuntu VM

$ wget https://github.com/docker/compose/releases/download/v2.24.1/docker-compose-linux-x86_64
$ chmod +x docker-compose-linux-x86_64
$ sudo mv docker-compose-linux-x86_64 /usr/bin/docker-compose
$ docker-compose --version
Docker Compose version v2.24.1
$ sudo docker-compose up
# Things work

MySQL --> https://www.w3schools.com/MySQL/default.asp


1  apt update -y
    2  apt install docker.io -y
    3  docker images
    4  docker pull httpd
    5  docker images
    6  apt install apache2 -y
    7  systemctl status apache2
    8  lsof -i -P -n | grep LISTEN
    9  docker images
   10  docker inspect httpd
   11  docker run -itd -p 82:80 httpd

To name a container
docker run -itd --name intellipaat -p 82:80 httpd

   12  docker ps
   13  docker container ls
   14  lsof -i -P -n | grep LISTEN
   15  docker ps
   16  docker exec -it 04473fe77015 /bin/bash --> To login (go insider) to the container, updated the package (apt update), install vim (apt install vim), exit (existed the container)
   17  docker images
   18  docker ps
   19  docker commit 04473fe77015 httpd_new --> create the image from container
   20  docker images

22  docker pull fedora
   23  docker images
   24  docker run -itd fedora
   25  docker ps
   26  docker rename 3f48ad86c7ef My_Fedora
   27  docker ps
   28  docker exec -it 3f48ad86c7ef /bin/bash
   29  docker stats
   30  docker container ls
   31  docker logs 04473fe77015
   32  dcoker images
   33  docker images
   34  mkdir project1
   35  cd project1/
   36  touch Dockerfile


-------------------------------

docker volume ls
   49  docker volume create intellipaat-volume
   50  docker volume ls
   51  docker ps
   52  docker exec -it 96fa8d4ab869 /bin/bash
   53  docker ps
   54  docker rm -f 96f
   55  docker ps
   58  docker volume ls
   59  docker run -itd --mount source=intellipaat-volume,target=/usr/local/apache2/htdocs -p 82:80 httpd_new
   60  docker ps
   61  docker exec -it 721759978adc /bin/bash
   62  find / -name intellipaat-volume
   63  cd /var/lib/docker/volumes/intellipaat-volume
   64  ls -l
   65  cd _data/
   66  ls -l
   67  cat index.html
   68  docker exec -it 721759978adc /bin/bash
   69  ls -l
   70  cat index2.html
   71  docker ps
   72  docker rm -f 721
   73  docker ps
   74  ls -l

-------------------------------------------------------
 76  ls -l
   77  cd /
   78  ls -l
   79  cd /root
   80  ls -l
   81  cd project1/
   82  ls -l
   83  rm Dockerfile
   84  ls -l
   85  clear
   86  ls -l
   87  touch Dockerfile
   88  vi Dockerfile
   89  docker images
   90  vi Dockerfile
   91  ls -l
   92  vi index1.html
   93  vi index2.html
   94  ls -l
   95  docker ps
   96  cat Dockerfile
   97  docker build . -t httpd1
   98  docker images
   99  docker run -itd -p 82:80 httpd1
  100  cd project1/
  101  ls -l

70  docker login
   71  docker image tag ubuntu1:latest raushan8586/devops-aug-2024:ubuntu1
   72  docker image push raushan8586/devops-aug-2024:ubuntu1



103  cd ..
  104  mkdir project2
  105  cd project2
  106  touch Dockerfile
  107  vi Dockerfile
  108  vi index1.html
  109  ls -l
  110  cat Dockerfile
  111  docker build . -t ubuntu1
  112  docker images
  113  docker run -itd -p 82:80 ubuntu1
  114  docker ps
  115  docker inspect ubuntu1
  116  docker ps
  117  docker inspect 828cdf681f67
  118  cat Dockerfile
  119  cd ../project1
  120  cay Dockerfile
  121  cat Dockerfile '
  122  cat Dockerfile
  123  docker images
  124  find / -name ubuntu1
  125  ls -l
  126  cd /var/lib/docker/
  127  ls -l
  128  cd image/
  129  ls -l
  130  cd overlay2/
  131  ls -l
  132  cd imagedb/
  133  ls -l
  134  cd content/
  135  ls -l
  136  clear
  137  cd ~
  138  ls -l
  139  docker ps
  140  docker inspect 828cdf681f67
  141  docker network ls
  142  docker inspect 469f7f7557be
  143  docker inspect 828cdf681f67
  144  docker inspect 469f7f7557be
  145  docker ps
  146  docker inspect 828cdf681f67
  147  docker network ls
  148  docker inspect 469f7f7557be



 150  doccker-compose version
  151  docker-compose version
  152  apt install docker-compose -y
  153  docker-compose version
  154  ls -l
  155  mkdir project3
  156  cd project3
  157  docker ps
  158  docker rm -f 828
  159  docker ps
  160  ls -l
  161  vi docker-compose.yml
  162  cat docker-compose.yml
  163  docker-compose up -d
  164  lsof -i -P -n | grep LISTEN
  165  vi docker-compose.yml
  166  docker ps
  167  docker-compose down
  168  docker-compose up -d
  169  docker ps
  170  docker volume ls
  171  docker network ls



  182  docker-compose up -d
  183  docker ps
  184  cat docker-compose.yml
  185  docker ps
  186  docker exec -it 824329e8f770 /bin/bash
  187  docker ps
  188  docker exec -it 4b63a2f753ed /bin/bash --> mysql -u wordpress -p wordpress (connect to mysql db client/instance using this)
  189  docker ps
  190  docker images
  191  docker image tag httpd1:latest raushan8586/devops-september-2023:httpd1
  192  docker login
  193  docker image push raushan8586/devops-september-2023:httpd1


----------------------------------------------------------------------------------

17th Jan 2024

root@ip-172-31-38-64:~# history
    1  uname -a
    2  apt update -y
    3  clear
    4  docker version
    5  apt install docker.io -y
    6  clear
    7  docker version
    8  history
    9  git version
   10  docker version
   11  clear
   12  docker images
   13  apt install apache2 -y
   14  lsod -i -P -n | grep LISTEN
   15  lsof -i -P -n | grep LISTEN
   16  docker pull httpd
   17  docker images
   18  docker ps
   19  docker inspect httpd
   20  clear
   21  dcoker images
   22  clear
   23  docker images
   24  docker run -itd -p 82:80 httpd
   25  docker ps
   26  docker exec -it 221cc6440498 /bin/bash
Navigate to /usr/local/apache2/htdocs in the container to fidn index.html


18th Jan 2024
root@ip-172-31-0-64:~# history
sudo su -
    1  apt update -y
    2  apt install docker.io -y
    3  docker run -itd -p 82:80 httpd
    4  docker network ls
    5  clear
    6  docker-compose version





    7  apt install docker-compose -y
    8  vi docker-compose.yaml
    9  docker ps
   10  docker rm -f 47b2d18f5d96
   11  docker ps
   12  clear
   13  ls -l
   14  docker-compose up -d
   15  docker ps
   16  docker exec -it 7863766b4023 /bin/bash

mysql container --> cd /var/lib/mysql --> mysql -u wordpress -p wordpress
show databases;
use <database>;
show tables;
select * from <table>;

   17  exit
   18  docker ps
   19  docker-compose down
   20  docker-compose up -d
   21  docker volume la
   22  docker volume ls
   23  docker netowrk ls
   24  docker network ls
   25  ls -l
   26  history

 29  docker images
   30  docker image tag wordpress:latest raushan8586/devops-jan-2024:wordpress
   31  docker image push raushan8586/devops-jan-2024:wordpress

docker logs fd0ac55645a0
   41  clear
   42  docker ps
   43  docker logs 95f620e1df7c



24th May
------------
364  lsof -i -P -n | grep LISTEN
  365  apt update -y
  366  clear
  367  apt install apache2 -y
  368  lsof -i -P -n | grep LISTEN
  369  cat /var/www/html/
  370  cd /var/www/html/
  371  ls -l
  372  vi raushan-page.html
  373  docker version
  374  apt install docker.io -y
  375  clear
  376  docker version

30th May
---------
104  docker version
  105  docker volume ls
  106  docker volume create demo-vol
  107  docker volume ls
  108  cd /var/lib/docker/volumes/
  109  ls -l
  110  pwd
  111  df -h
  112  cd ~
  113  clear
  114  docker ps
  115  docker run -itd --mount source=demo-vol,target=/usr/local/apache2/htdocs --name web-cont -p 82:80 httpd
  116  docker ps
  117  docker volume ls
  118  cd /var/lib/docker/volumes/demo-vol/_data/
  119  ls -l
  120  cat index.html
  121  vi index1.html
  122  ls -l
  123  docker run -itd --mount source=demo-vol,target=/usr/local/apache2/htdocs --name web-cont2 -p 83:80 httpd
  124  docker ps
  125  docker rm -f 200eab649f4c
  126  docker ps
  127  cd ~
  128  docker images

-----------------------------
140  docker-compose version
  141  apt update -y
  142  ls -l
  143  mkdir project1
  144  cd project1/
  145  vi docker-compose.yaml
  146  docker-compose version
  147  wget https://github.com/docker/compose/releases/download/v2.24.1/docker-compose-linux-x86_64
  148  ls -l
  149  chmod +x docker-compose-linux-x86_64
  150  sudo mv docker-compose-linux-x86_64 /usr/bin/docker-compose
  151  docker-compose version
  152  ls -l
  153  clear
  154  ls -l
  155  docker-compose up -d
  156  docker network ls
  157  docker volume ls
  158  docker ps
  159  docker images
  160  docker inspect wordpress
  161  docker ps
  162  docker exec -it 7944f87348b4 /bin/bash
  163  docker ps
  164  docker exec -it b70564da64b3 /bin/bash
  165  docker ps
  166  clear
  167  docker ps
  168  docker logs 7944f87348b4
  169  docker ps
  170  clear
  171  docker ps
  172  docker logs b70564da64b3
  173  docker ps
  174  docker-compose down
  175  docker ps
  176  docker-compose up -d
  177  docker ps