Dockerfile构建实战

limaolin Docker安装教程, docker容器编排教程, docker网络, docker集群 06-09 1922

Dockerfile指令如下；

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# date 2021年6月7日18:04:48
# auto created ubuntu:18.04
# Email 2911811686@qq.com
# by author limaolin
# docker run -itd --name=linux-003 --privileged=true -p 6023:22 ubuntu18.04-ssh:v2
##################################
FROM ubuntu:18.04
MAINTAINER limaolin 2021-6-7 18:04:34
RUN apt update -y
RUN apt full-upgrade -y
RUN apt install net-tools vim ssh iputils-ping wget -y
RUN sed -i 's/#PermitRootLogin yes/PermitRootLogin yes/g' /etc/ssh/sshd_config
RUN sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/g' /etc/ssh/sshd_config
WORKDIR /root
EXPOSE 80 443
RUN update-rc.d ssh enable
ENTRYPOINT ["/sbin/init"]
RUN mkdir -pv /run/sshd
RUN echo root:web123|chpasswd
CMD /usr/sbin/sshd;/bin/bash
RUN ls -al /run/

执行dockerfile
docker build -t ubuntu18.04-ssh:v1 -f Dockerfile .
制作过程

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[root@Docker ubuntu18.04]# docker build -t ubuntu18.04-ssh:v1 -f Dockerfile .
Sending build context to Docker daemon 2.56kB
Step 1/14 : FROM ubuntu:18.04
---> 81bcf752ac3d
Step 2/14 : MAINTAINER limaolin 2021-6-7 18:04:34
---> Running in f8392e282a0a
Removing intermediate container f8392e282a0a
---> dfa9bd4447a9
Step 3/14 : RUN apt update -y
---> Running in 1acde5cfbf74

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Get:1 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB]
Get:2 http://archive.ubuntu.com/ubuntu bionic InRelease [242 kB]
Get:3 http://security.ubuntu.com/ubuntu bionic-security/universe amd64 Packages [1414 kB]
Get:4 http://archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]
Get:5 http://archive.ubuntu.com/ubuntu bionic-backports InRelease [74.6 kB]
Get:6 http://archive.ubuntu.com/ubuntu bionic/multiverse amd64 Packages [186 kB]
Get:7 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages [2184 kB]
Get:8 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages [11.3 MB]
Get:9 http://security.ubuntu.com/ubuntu bionic-security/multiverse amd64 Packages [24.7 kB]
Get:10 http://security.ubuntu.com/ubuntu bionic-security/restricted amd64 Packages [450 kB]

Step 4/14 : RUN apt install net-tools vim ssh iputils-ping wget -y
---> Running in 4205ab8a2514

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Reading package lists...
Building dependency tree...
Reading state information...
The following additional packages will be installed:
ca-certificates dbus dmsetup file gir1.2-glib-2.0 krb5-locales libapparmor1
libargon2-0 libbsd0 libcap2 libcap2-bin libcryptsetup12 libdbus-1-3
libdevmapper1.02.1 libedit2 libexpat1 libgirepository-1.0-1 libglib2.0-0
libglib2.0-data libgpm2 libgssapi-krb5-2 libicu60 libidn11 libip4tc0
libjson-c3 libk5crypto3 libkeyutils1 libkmod2 libkrb5-3 libkrb5support0
libmagic-mgc libmagic1 libmpdec2 libnss-systemd libpam-cap libpam-systemd
libpsl5 libpython3-stdlib libpython3.6 libpython3.6-minimal
libpython3.6-stdlib libreadline7 libsqlite3-0 libssl1.0.0 libssl1.1 libwrap0
libx11-6 libx11-data libxau6 libxcb1 libxdmcp6 libxext6 libxml2 libxmuu1
mime-support multiarch-support ncurses-term networkd-dispatcher
openssh-client openssh-server openssh-sftp-server openssl publicsuffix
python3 python3-certifi python3-chardet python3-dbus python3-gi python3-idna
python3-minimal python3-pkg-resources python3-requests python3-six
python3-urllib3 python3.6 python3.6-minimal readline-common shared-mime-info
ssh-import-id systemd systemd-sysv ucf vim-common vim-runtime xauth
xdg-user-dirs xxd xz-utils

Get:89 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 python3-urllib3 all 1.22-1ubuntu0.18.04.2 [86.2 kB]
Get:90 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 python3-requests all 2.18.4-2ubuntu0.1 [58.3 kB]
Get:91 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 vim-runtime all 2:8.0.1453-1ubuntu1.4 [5435 kB]
Get:92 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 vim amd64 2:8.0.1453-1ubuntu1.4 [1152 kB]
Get:93 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 ssh-import-id all 5.7-0ubuntu1.1 [10.9 kB]
debconf: delaying package configuration, since apt-utils is not installed
Fetched 35.6 MB in 10s (3642 kB/s)
Selecting previously unselected package libssl1.1:amd64.
(Reading database ... 4045 files and directories currently installed.)
Preparing to unpack .../libssl1.1_1.1.1-1ubuntu2.1~18.04.9_amd64.deb ...
Unpacking libssl1.1:amd64 (1.1.1-1ubuntu2.1~18.04.9) ...
Selecting previously unselected package libpython3.6-minimal:amd64.
Preparing to unpack .../libpython3.6-minimal_3.6.9-1~18.04ubuntu1.4_amd64.deb ...
Unpacking libpython3.6-minimal:amd64 (3.6.9-1~18.04ubuntu1.4) ...
Selecting previously unselected package libexpat1:amd64.
Preparing to unpack .../libexpat1_2.2.5-3ubuntu0.2_amd64.deb ...
Unpacking libexpat1:amd64 (2.2.5-3ubuntu0.2) ...
Selecting previously unselected package python3.6-minimal.
Preparing to unpack .../python3.6-minimal_3.6.9-1~18.04ubuntu1.4_amd64.deb ...
Unpacking python3.6-minimal (3.6.9-1~18.04ubuntu1.4) ...
Setting up libssl1.1:amd64 (1.1.1-1ubuntu2.1~18.04.9) ...
debconf: unable to initialize frontend: Dialog
debconf: (TERM is not set, so the dialog frontend is not usable.)
debconf: falling back to frontend: Readlin

Step 12/14 : RUN echo root:web123|chpasswd
---> Running in 38c2342d8090
Removing intermediate container 38c2342d8090
---> 0a426fa8eff0
Step 13/14 : CMD /usr/sbin/sshd;/bin/bash
---> Running in 08d81a0739bb
Removing intermediate container 08d81a0739bb
---> 8f20c8feabf8
Step 14/14 : RUN ls -al /run/
---> Running in b96740a4d0a6
total 36
drwxr-xr-x 1 root root 4096 Jun 7 10:22 .
drwxr-xr-x 1 root root 4096 Jun 7 10:22 ..
lrwxrwxrwx 1 root root 25 Jun 7 10:21 initctl -> /run/systemd/initctl/fifo
drwxrwxrwt 1 root root 4096 Jun 7 10:21 lock
drwxr-xr-x 2 root root 4096 Jun 7 10:21 log
drwxr-xr-x 2 root root 4096 May 12 23:05 mount
drwxr-xr-x 2 root root 4096 Jun 7 10:21 sendsigs.omit.d
lrwxrwxrwx 1 root root 8 Jun 7 10:21 shm -> /dev/shm
drwxr-xr-x 2 root root 4096 Jun 7 10:22 sshd
drwxr-xr-x 1 root root 4096 Jun 7 10:21 systemd
drwxr-xr-x 2 root root 4096 Jun 7 10:21 user
-rw-rw-r-- 1 root utmp 0 May 12 23:05 utmp
Removing intermediate container b96740a4d0a6
---> 2ecb72fab0ef
Successfully built 2ecb72fab0ef
Successfully tagged ubuntu18.04-ssh:v1
[root@Docker ubuntu18.04]#

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