dockerfile构建flask环境

简介

Dockerfile是一个文本格式的配置文件，用户可以使用Dockerfile快速创建自定义镜像

指令及说明

一个简单的例子

#This is SMS Dockerfile
#Version 1.0
#Author: LYW
 
#基础镜像
FROM daocloud.io/library/centos
 
#维护者信息
MAINTAINER LYW

# 标签
LABEL version="1.0"

# 安装依赖
RUN yum -y install  wget gcc gcc-c++ make openssl-devel \
zlib-devel bzip2-devel ncurses-devel \
sqlite-devel readline-devel tk-devel \
gdbm-devel db4-devel libpcap-devel xz-devel svn

# 添加需要下载的资源
RUN mkdir /usr/local/python3
ADD http://XXX/software/Python-3.6.1.tgz /usr/local/src
WORKDIR /usr/local/src/
RUN tar -zxvf Python-3.6.1.tgz
WORKDIR /usr/local/src/Python-3.6.1

# 安装python
RUN ./configure --prefix=/usr/local/python3
RUN make && make install
RUN ln -s /usr/local/python3/bin/python3 /usr/bin/python3

# 安装pip包
RUN /usr/local/python3/bin/pip3 install Flask 
RUN /usr/local/python3/bin/pip3 install pymysql
 
#目录挂载
VOLUME ['/data/sms']
 
#端口
EXPOSE 5000
EXPOSE 22
 
#声明环境变量
ENV PATH /usr/local/python3/bin:$PATH
#
CMD ["python3 -V"]

运行

• 构建镜像

docker build -t python/sms:v0.1 .

• 基于镜像启动容器

docker run -tid --name sms_01 -p 5000:5000 -p 5022:22  python/sms:v0.1 /sbin/init

参考