主要是将日志文件输出到/dev/stdout
RUN curl -L http://mirrors.aliyun.com/repo/epel-7.repo -o /etc/yum.repos.d/epel-7.repo && yum install -y nginx && sed -i ‘/::/d‘ /etc/nginx/nginx.conf && rm -rf /usr/share/nginx/html/index.html && echo ‘Hello World‘ > /usr/share/nginx/html/index.html && ln -sf /dev/stdout /var/log/nginx/access.log && && ln -sf /dev/stderr /var/log/nginx/error.log
# docker logs 8ffbc07de735
10.1.31.201 - - [30/Jun/2020:16:02:45 +0000] "GET / HTTP/1.1" 200 12 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:45 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:46 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:47 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:47 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:47 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:47 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:47 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:47 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
10.1.31.201 - - [30/Jun/2020:16:02:47 +0000] "GET / HTTP/1.1" 304 0 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36 Edg/83.0.478.45" "-"
[Docker]如何使用docker logs 查看容器内日志
原文：https://www.cnblogs.com/leoshi/p/13216923.html