LiuYuan's Blog

#安装docker
#!/bin/sh
#关闭SeLinux
sed -i 's/enforcing/disabled/g' /etc/sysconfig/selinux
setenforce 0
#关闭防火墙
systemctl stop firewalld
systemctl disable firewalld
#安装docker
1，curl -fsSL https://get.docker.com/ | sh
2，yum install -y yum-utils
yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
yum install docker-ce docker-ce-cli containerd.io
#添加阿里DNS
touch /etc/docker/daemon.json 
vi /etc/docker/daemon.json
{
  "dns": ["223.5.5.5","223.6.6.6"]
}
#开启docker服务并开启开机自启动
systemctl start docker
systemctl enable docker
centos8 TencentOS 
https://blog.csdn.net/qq_31803267/article/details/122960656
#创建名为mynet的网络
docker network create mynet
#安装docker-compose
#（直接下载安装）
curl -L https://get.daocloud.io/docker/compose/releases/download/v2.4.1/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose
ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
#（pip安装）
1、安装python-pip
yum -y inst

1. golang程序常见docker

直接运行

#设置基础镜像来源
FROM golang:1.17-alpine
#设置时区 
ENV TZ=Asia/Shanghai
RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
#设置代理
RUN go env -w GOPROXY=https://goproxy.cn,direct
#设置工作目录
WORKDIR /data/
#复制代码
COPY data/. .
#安装环境组件
RUN go mod tidy  -compat=1.17
#启动主程序
#RUN go run main.go
#设置端口
EXPOSE 8080
#设置启动命令
CMD ["go","run","main.go"]

构建二进制运行

   # 构建成二进制文件
    FROM golang:1.17-alpine
    # 开启 Go Module
    RUN go env -w GO111MODULE=on
    RUN go env -w GOPROXY=https://goproxy.cn,direct
    WORKDIR /data/
    COPY . .
    RUN CGO_ENABLED=0 GOOS=linux go build -a -o app.api .
    # 配置运行环境
    FROM alpine:3
    # 设置为中国时区
    # 设置系统根证书
    RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
    RUN apk --no-cache add tzdata && \
        apk add ca-certificates && \
        cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
        echo "Asia/Shanghai" > /etc/timezone
    ENV TZ Asi