docker指南系列之部署nginx

版本信息

docker版本信息

Client:
 Version:         1.13.1
 API version:     1.26
 Package version: docker-1.13.1-103.git7f2769b.el7.centos.x86_64
 Go version:      go1.10.3
 Git commit:      7f2769b/1.13.1
 Built:           Sun Sep 15 14:06:47 2019
 OS/Arch:         linux/amd64

Server:
 Version:         1.13.1
 API version:     1.26 (minimum version 1.12)
 Package version: docker-1.13.1-103.git7f2769b.el7.centos.x86_64
 Go version:      go1.10.3
 Git commit:      7f2769b/1.13.1
 Built:           Sun Sep 15 14:06:47 2019
 OS/Arch:         linux/amd64
 Experimental:    false

运行nginx镜像

搜索nginx镜像

docker search nginx

下载nginx镜像

docker pull docker.io/nginx

启动默认nginx镜像

docker run -d -p 80:80 --name nginx docker.io/nginx

复制nginx相关配置

# 复制配置文件
docker cp nginx:/etc/nginx/nginx.conf /opt/nginx/nginx.conf
# 复制conf.d
docker cp nginx:/etc/nginx/conf.d /opt/nginx/conf.d

停止并移除nginx镜像

# 停止镜像
docker stop nginx
# 移除镜像
docker rm nginx

重新启动nginx镜像

docker run --name nginx -d -p 80:80 
    -v /opt/nginx/nginx.conf:/etc/nginx/nginx.conf 
    -v /opt/nginx/conf.d:/etc/nginx/conf.d 
    -v /opt/nginx/logs:/var/log/nginx docker.io/nginx

常见问题

错误描述

nginx镜像中系统时间错误，与宿主机时间相差8小时

错误解决

# 常见的解决方式可以挂载宿主机系统时间，启动时添加如下参数：
-v /etc/localtime:/etc/localtime
# 完整命令
docker run --name nginx -d -p 80:80 
    -v /etc/localtime:/etc/localtime  
    -v /opt/nginx/nginx.conf:/etc/nginx/nginx.conf 
    -v /opt/nginx/conf.d:/etc/nginx/conf.d 
    -v /opt/nginx/logs:/var/log/nginx docker.io/nginx