CentOS7+Docker+Redis3環境搭建
阿新 • • 發佈:2018-12-26
建立一個redis docker容器
首先,我們先為redis建立一個Dockerfile檔案和fix-permissions.sh檔案
Dockerfile:
Dockerfile相關教程地址(官方GitHub地址)Dockerfile# "ported" by Adam Miller <[email protected]> from # https://github.com/fedora-cloud/Fedora-Dockerfiles # # Originally written for Fedora-Dockerfiles by # Aditya Patawari <[email protected]> FROM centos:centos7 MAINTAINER The CentOS Project <
[email protected]> RUN yum -y update; yum clean all RUN yum -y install epel-release; yum clean all RUN yum -y install redis; yum clean all EXPOSE 6379 # log on stdout instead of writing to file RUN sed -i 's/^\(logfile\s*\).*$/\1""/g' /etc/redis.conf # Fix permissions to allow for running on openshift COPY fix-permissions.sh ./ RUN ./fix-permissions.sh /var/log/redis/ && \ ./fix-permissions.sh /var/lib/redis/ # By default will run as random user on openshift and the redis user (997) # everywhere else USER 997 ENTRYPOINT ["redis-server"] CMD ["/etc/redis.conf", "--bind", "0.0.0.0"]
fix-permissions.sh:(記得給檔案加上執行許可權(sudo chmod +x fix-permissions.sh))
<span style="font-size:18px;">#!/bin/sh # Taken from https://raw.githubusercontent.com/openshift/sti-base/master/bin/fix-permissions # Fix permissions on the given directory to allow group read/write of # regular files and execute of directories. chgrp -R 0 $1 chmod -R g+rw $1 find $1 -type d -exec chmod g+x {} +</span>
接著,構建映象
<span style="font-size:18px;">docker build -t centos7/redis:centos7 .</span>
到此,redis的映象就已經安裝成功了。
執行例項
docker run -d -p 6379:6379 centos7/redis:centos7
建立多例項
docker run -d -p 6479:6479 centos7/redis:centos7
進入容器
先查詢出Pid是什麼:
docker inspect --format "{{ .State.Pid}}" <container-id>
然後通過得到的Pid執行
nsenter --target 6537 --mount --uts --ipc --net --pid
進入到容器裡面;
直接通過輸入:redis-cli就可以連上redis了。
[[email protected] ~]# docker inspect --format "{{ .State.Pid}}" e5a90a839f40
6537
[[email protected] ~]# nsenter --target 6537 --mount --uts --ipc --net --pid
[[email protected] /]# redis-cli
127.0.0.1:6379>
安裝就到這裡了,怎麼用,在下一篇部落格再繼續說!