7/2-2 이미지 제작 및 업로드, Dockerfile

도커허브 계정이 있으면 계정명 붙여줘야함.

 

vagrant@docker:~$ docker tag hello-world:latest hms06/hello:v1    

vagrant@docker:~$ docker images
REPOSITORY    TAG       IMAGE ID       CREATED        SIZE
wordpress     5.7.2     7e372e91d00b   33 hours ago   551MB
wordpress     latest    7e372e91d00b   33 hours ago   551MB
haproxy       2.4.1     0d8843c089fb   6 days ago     95.4MB
mysql         5.7       09361feeb475   8 days ago     447MB
httpd         latest    30287d899656   8 days ago     138MB
debian        latest    7a4951775d15   9 days ago     114MB
ubuntu        latest    9873176a8ff5   2 weeks ago    72.7MB
hms06/hello   v1        d1165f221234   3 months ago   13.3kB
hello-world   latest    d1165f221234   3 months ago   13.3kB
centos        latest    300e315adb2f   6 months ago   209MB

vagrant@docker:~$ docker push hms06/hello:v1
The push refers to repository [docker.io/hms06/hello]
f22b99068db9: Mounted from library/hello-world 
v1: digest: sha256:1b26826f602946860c279fce658f31050cff2c596583af237d971f4629b57792 size: 525

vagrant@docker:~$ docker search naa02/hello:v1
NAME      DESCRIPTION   STARS     OFFICIAL   AUTOMATED

vagrant@docker:~$ docker pull naa02/hello:v1
v1: Pulling from naa02/hello
Digest: sha256:1b26826f602946860c279fce658f31050cff2c596583af237d971f4629b57792
Status: Downloaded newer image for naa02/hello:v1
docker.io/naa02/hello:v1

vagrant@docker:~$ docker images
REPOSITORY    TAG       IMAGE ID       CREATED        SIZE
wordpress     5.7.2     7e372e91d00b   33 hours ago   551MB
wordpress     latest    7e372e91d00b   33 hours ago   551MB
haproxy       2.4.1     0d8843c089fb   6 days ago     95.4MB
mysql         5.7       09361feeb475   8 days ago     447MB
httpd         latest    30287d899656   8 days ago     138MB
debian        latest    7a4951775d15   9 days ago     114MB
ubuntu        latest    9873176a8ff5   2 weeks ago    72.7MB
hms06/hello   v1        d1165f221234   3 months ago   13.3kB
hello-world   latest    d1165f221234   3 months ago   13.3kB
naa02/hello   v1        d1165f221234   3 months ago   13.3kB
centos        latest    300e315adb2f   6 months ago   209MB

vagrant@docker:~$ docker tag centos:latest centos:abc

vagrant@docker:~$ docker image ls
REPOSITORY    TAG       IMAGE ID       CREATED        SIZE
wordpress     5.7.2     7e372e91d00b   33 hours ago   551MB
wordpress     latest    7e372e91d00b   33 hours ago   551MB
haproxy       2.4.1     0d8843c089fb   6 days ago     95.4MB
mysql         5.7       09361feeb475   8 days ago     447MB
httpd         latest    30287d899656   8 days ago     138MB
debian        latest    7a4951775d15   9 days ago     114MB
ubuntu        latest    9873176a8ff5   2 weeks ago    72.7MB
naa02/hello   v1        d1165f221234   3 months ago   13.3kB
hms06/hello   v1        d1165f221234   3 months ago   13.3kB
hello-world   latest    d1165f221234   3 months ago   13.3kB
centos        abc       300e315adb2f   6 months ago   209MB
centos        latest    300e315adb2f   6 months ago   209MB


vagrant@docker:~$ docker logout

 

 

---

vagrant@docker:~$ docker run -it ubuntu bash

root@843caa65c0a9:/# apt install apache2
Please select the geographic area in which you live. Subsequent configuration questions will
narrow this down by presenting a list of cities, representing the time zones in which they are
located.
Progress: [ 67%] [##################################################..........................] 
  1. Africa   3. Antarctica  5. Arctic  7. Atlantic  9. Indian    11. SystemV  13. Etc
Progress: [ 67%] [###################################################..........................] 
Progress: [ 67%]  ####################################################..........................] 
Geographic area: 6
Please select the city or region corresponding to your time zone.
Time zone: 69

root@843caa65c0a9:/# apachectl -D FOREGROUND
AH00558: apache2: Could not reliably determine the server's fully qualified domain name, using 172.17.0.3. Set the 'ServerName' directive globally to suppress this message
^C

#새로운 터미널로 확인
vagrant@docker:~$ curl 172.17.0.4 -I
HTTP/1.1 200 OK
Date: Fri, 02 Jul 2021 07:16:47 GMT
Server: Apache/2.4.48 (Unix)
Last-Modified: Fri, 02 Jul 2021 03:30:00 GMT
ETag: "5-5c61b920cc349"
Accept-Ranges: bytes
Content-Length: 5
Content-Type: text/html





root@843caa65c0a9:/# cd /var/www/html/

root@843caa65c0a9:/var/www/html# rm index.html

root@843caa65c0a9:/var/www/html# echo "hello world" > index.html

root@843caa65c0a9:/var/www/html# apachectl -D FOREGROUND

AH00558: apache2: Could not reliably determine the server's fully qualified domain name, using 172.17.0.3. Set the 'ServerName' directive globally to suppress this message
^C


#확인
vagrant@docker:~$ curl 172.17.0.3
hello world



root@843caa65c0a9:/var/www/html# apachectl -D FOREGROUND  

AH00558: apache2: Could not reliably determine the server's fully qualified domain name, using 172.17.0.3. Set the 'ServerName' directive globally to suppress this message
^C

root@843caa65c0a9:/var/www/html# cd ..

root@843caa65c0a9:/var/www# cd ..

root@843caa65c0a9:/var# cd ..

root@843caa65c0a9:/# cd /etc/apache2

root@843caa65c0a9:/etc/apache2# sed -i -e 's/Listen 80/Listen 8080/g' ports.conf
-> listen 80을 8080으로 바꾸기. 하지만 실제파일 자체는 바뀌진 않음

root@843caa65c0a9:/etc/apache2# apachectl -D FOREGROUND
AH00558: apache2: Could not reliably determine the server's fully qualified domain name, using 172.17.0.3. Set the 'ServerName' directive globally to suppress this message
^C

#확인
vagrant@docker:~$ curl 172.17.0.3
curl: (7) Failed to connect to 172.17.0.3 port 80: Connection refused
vagrant@docker:~$ curl 172.17.0.3:8080
hello world



root@843caa65c0a9:/etc/apache2# cat ports.conf
# If you just change the port or add more ports here, you will likely also
# have to change the VirtualHost statement in
# /etc/apache2/sites-enabled/000-default.conf

Listen 8080

<IfModule ssl_module>
	Listen 443
</IfModule>

<IfModule mod_gnutls.c>
	Listen 443
</IfModule>

# vim: syntax=apache ts=4 sw=4 sts=4 sr noet

root@843caa65c0a9:/etc/apache2# cd /tmp

root@843caa65c0a9:/tmp# echo "hello" > a

root@843caa65c0a9:/tmp# cat a
hello

root@843caa65c0a9:/tmp# cat <<EOF > b
> 1
> 2
> 3
> EOF

root@843caa65c0a9:/tmp# cat b
1
2
3

 

 

리눅스 sed 커맨드 꼭 공부하기

---

vagrant@docker:~$ docker commit 39 apache:v1
Error response from daemon: No such container: 39


vagrant@docker:~$ docker ps -a
CONTAINER ID   IMAGE             COMMAND                  CREATED          STATUS                        PORTS                               NAMES
843caa65c0a9   ubuntu            "bash"                   14 minutes ago   Up 14 minutes                                                     eloquent_darwin
e6fcad6e0fae   haproxy:2.4.1     "docker-entrypoint.s…"   4 hours ago      Up 4 hours                    0.0.0.0:80->80/tcp, :::80->80/tcp   lb
a015f082d680   httpd             "httpd-foreground"       4 hours ago      Up 4 hours                    80/tcp                              web2
e100481a8ecd   httpd             "httpd-foreground"       4 hours ago      Up 4 hours                    80/tcp                              web1
a7e00c249e65   wordpress:5.7.2   "docker-entrypoint.s…"   4 hours ago      Exited (0) 4 hours ago                                            wpweb
4ca78648829f   mysql:5.7         "docker-entrypoint.s…"   4 hours ago      Exited (0) 4 hours ago                                            wpdb


vagrant@docker:~$ docker commit 84 apache:v1
sha256:85889f828d193d6d083f3fd14b0a9bc72b785d6dcb4360f1d4a1a8e05880490c


vagrant@docker:~$ docker run -d apache:v1 apachectl -D FOREGROUND
50af680afa75934faaee363d652bcab99191d8d035e1c750b39ce76f16414e7a


vagrant@docker:~$ docker commit --change='CMD apachectl -D FOREGROUND' 84 apache:v2
sha256:b84540935d7fc1e3289ffed59b743b3ddee0651fe7a86fadb12f82d446cbb2a5


vagrant@docker:~$ docker run -d apache:v2
aefe2bfd483902910136e99bcbaa62cfbc1618b594c0ffd07f42b8be6a0c6249


vagrant@docker:~$ docker ps


vagrant@docker:~$ docker image inspect ubuntu | tail


vagrant@docker:~$ mkdir build


vagrant@docker:~$ cd build/


vagrant@docker:~/build$ vi Dockerfile


vagrant@docker:~/build$ cat Dockerfile
FROM centos:7
COPY aaa /tmp/aaa


vagrant@docker:~/build$ echo aaa > aaa


vagrant@docker:~/build$ docker build -t myimage:v1 .


vagrant@docker:~/build$ docker image inspect centos:7 | tail

vagrant@docker:~/build$