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nginx -image-entrypoint

mjjackey 2022-08-14 阅读 60

1、编辑dockerfile

vim Dockerfile 

FROM nginx:1.14-alpine
LABEL maintainer= "MageEdu <mage@magedu.com>"
ENV NGX_DOC_ROOT= '/data/web/html'
ADD index.html ${NGX_DOC_ROOT}
ADD entrypoint.sh /bin/
EXPOSE 80/tcp
HEALTHCHECK --start-period=5s --interval=5m --timeout=3s CMD wget -o -q http://${IP:-0.0.0.0}:${PORT:-80}/|| exit 1
CMD ["/usr/sbin/nginx","-g","daemon off;"]
ENTRYPOINT ["/bin/entrypoint.sh"]


2、​​编辑entrypoint.sh​​

vim  ​​entrypoint.sh​​

#!/bin/sh 
cat >/etc/nginx/conf.d/www.conf <<EOF
server {
server_name $HOSTNAME;
listen ${IP:-0.0.0.0}:${PORT-80};
ROOT ${NGX_DOC_ROOT:-/usr/share/nginx/html};
}
EOF
exec "$@"


3、生成镜像:

docker build -t myweb:v0.3-5 ./

4、运行容器:

docker rum --name myweb1 --rm -P myweb:v0.3-5

5、进入容器:

docker exec -it myweb1 /bin/sh 

cat  /etc/nginx/conf.d/www.conf 

netstat -tnl 

wget -0 - -q $hostname( <h1>New Doc Root for Nginx <h1>

6、测试变量

docker run --name myweb1 --rm -P -e "PORT=8080" myweb:v0.3-5

docker exec -it mweb1 /bin/sh

netstat -ntl (监听为8080端口)

7、健康检查(127.0.0.1 - - [date ] "GET" / HTTP/1.1 200 32  "WGET ")

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