Dockerfile中COPY的用法

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Dockerfile中COPY的用法

编辑Dockerfile

root@ubuntu:~#cd /dockerfile/df_test6

root@ubuntu:/dockerfile/df_test6# vim Dockerfile

root@ubuntu:/dockerfile/df_test6#cat Dockerfile

# 设置基本的镜像，后续命令都以这个镜像为基础

FROM ubuntu

# 作者信息

MAINTAINER shangwu

# RUN命令会在上面指定的镜像里执行任何命令

RUN apt-get update

RUN apt-get install -y nginx

COPY index.html /var/www/html/

#暴露ssh端口

EXPOSE 80

ENTRYPOINT ["/usr/sbin/nginx","-g", "daemon off;"]

编辑index.html

root@ubuntu:/dockerfile/df_test6#cat index.html

<html>

<head>

<title>Page added in Dcokerfile</title>

</head>

<body>

</body>

</html>

root@ubuntu:/dockerfile/df_test6#

构建镜像df_test6容器

root@ubuntu:/dockerfile/df_test6#docker build -t="df_test6" .

Sending build context to Docker daemon 3.072 kB

Sending build context to Docker daemon

Step 0 : FROM ubuntu

--->dc8dd8718e57

Step 1 : MAINTAINER shangwu

--->Using cache

--->cd3d00722426

Step 2 : RUN apt-get update

--->Using cache

--->0096fe9ac7c4

Step 3 : RUN apt-get install -y nginx

---> Usingcache

--->c8b93cc747d7

Step 4 : COPY index.html /var/www/html/

--->71c8ceeb0a99

Removing intermediate container db6abecefc2f

Step 5 : EXPOSE 80

--->Running in 8245556c7cf3

--->5d3e03dab93c

Removing intermediate container 8245556c7cf3

Step 6 : ENTRYPOINT /usr/sbin/nginx -g daemon off;

--->Running in 9ff6dc080bbc

--->eed50c676721

Removing intermediate container 9ff6dc080bbc

Successfully built eed50c676721

root@ubuntu:/dockerfile/df_test6#

启动容器

root@ubuntu:/dockerfile/df_test6#docker run -d -p 80 --name cp_test df_test6

9e647530168faed028febd6560006c5c26227af28314849905a9ad4fb2a8c78c

root@ubuntu:/dockerfile/df_test6#

查看容器

root@ubuntu:/dockerfile/df_test6# docker ps -l

CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES

9e647530168f df_test6:latest "/usr/sbin/nginx -g 4seconds ago Up 4 seconds 0.0.0.0:32770->80/tcp cp_test

root@ubuntu:/dockerfile/df_test6#

访问容器中的nginx

root@ubuntu:/dockerfile/df_test6# curlhttp://127.0.0.1:32770

<html>

<head>

<title>Page added in Dcokerfile</title>

</head>

<body>

</body>

</html>

root@ubuntu:/dockerfile/df_test6#

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