1查询docker
[root@localhost ~]# yum search docker
已加载插件：fastestmirror, langpacks
Determining fastest mirrors
* base: mirrors.huaweicloud.com
* extras: mirrors.huaweicloud.com
* updates: mirrors.huaweicloud.com
base | 3.6 kB 00:00:00
extras | 3.4 kB 00:00:00
updates | 3.4 kB 00:00:00
(1/4): base/7/x86_64/group_gz | 166 kB 00:00:00
(2/4): extras/7/x86_64/primary_db | 187 kB 00:00:00
(3/4): updates/7/x86_64/primary_db | 5.2 MB 00:00:01
(4/4): base/7/x86_64/primary_db | 5.9 MB 00:00:02
=========================================================================== N/S matched: docker ===========================================================================
cockpit-docker.x86_64 : Cockpit user interface for Docker containers
docker-client.x86_64 : Client side files for Docker
docker-client-latest.x86_64 : Client side files for Docker
名称和简介匹配 only，使用“search all”试试。2安装docker yum install -y docker
[root@localhost ~]# yum install -y docker
已加载插件：fastestmirror, langpacks
Loading mirror speeds from cached hostfile
* base: mirrors.huaweicloud.com
* extras: mirrors.huaweicloud.com
* updates: mirrors.huaweicloud.com
正在解决依赖关系
--> 正在检查事务
---> 软件包 docker.x86_64.2.1.13.1-74.git6e3bb8e.el7.centos 将被 安装
--> 正在处理依赖关系 docker-common = 2:1.13.1-74.git6e3bb8e.el7.centos，它被软件包 2:docker-1.13.1-74.git6e3bb8e.el7.centos.x86_64 需要
--> 正在处理依赖关系 docker-client = 2:1.13.1-74.git6e3bb8e.el7.centos，它被软件包 2:docker-1.13.1-74.git6e3bb8e.el7.centos.x86_64 需要
--> 正在处理依赖关系 subscription-manager-rhsm-certificates，它被软件包 2:docker-1.13.1-74.git6e3bb8e.el7.centos.x86_64 需要
--> 正在检查事务
3测试 docker search jenkins 如果出现下列说明成功了
INDEX NAME DESCRIPTION STARS OFFICIAL AUTOMATED
docker.io docker.io/jenkins Official Jenkins Docker image 3816 [OK]
docker.io docker.io/jenkins/jenkins The leading open source automation server 942
docker.io docker.io/jenkinsci/jenkins Jenkins Continuous Integration and Deliver... 337
docker.io docker.io/jenkinsci/blueocean https://jenkins.io/projects/blueocean 249
docker.io docker.io/jenkinsci/jnlp-slave A Jenkins slave using JNLP to establish co... 90 [OK]
docker.io docker.io/jenkins/jnlp-slave a Jenkins agent (FKA "slave") using JNLP t... 47 [OK]
docker.io docker.io/jenkinsci/slave Base Jenkins slave docker image 42 [OK]
docker.io docker.io/jenkinsci/ssh-slave A Jenkins SSH Slave docker image 33 [OK]
docker.io docker.io/cloudbees/jenkins-enterprise CloudBees Jenkins Enterprise (Rolling rele... 31 [OK]
docker.io docker.io/aespinosa/jenkins Sets up a container with jenkins installed... 23 [OK]
docker.io docker.io/h1kkan/jenkins-docker ? Extended Jenkins docker image, bundled w... 15
docker.io docker.io/openshift/jenkins-2-centos7 A Centos7 based Jenkins v2.x image for use... 15
docker.io docker.io/bitnami/jenkins Bitnami Docker Image for Jenkins 13 [OK]
docker.io docker.io/blacklabelops/jenkins Docker Jenkins Swarm-Ready with HTTPS and ... 13 [OK]
docker.io docker.io/cloudbees/jenkins-operations-center CloudBees Jenkins Operation Center (Rollin... 12 [OK]
docker.io docker.io/mesosphere/jenkins Jenkins on DC/OS Docker image. 12
docker.io docker.io/fabric8/jenkins-docker Fabric8 Jenkins Docker Image 10 [OK]
docker.io docker.io/killercentury/jenkins-slave-dind Generic Jenkins Slave with Docker Engine a... 9 [OK]
docker.io docker.io/vfarcic/jenkins-swarm-agent Jenkins agent based on the Swarm plugin 8 [OK]
docker.io docker.io/publicisworldwide/jenkins-slave Jenkins Slave based on Oracle Linux 5 [OK]
docker.io docker.io/openshift/jenkins-1-centos7 DEPRECATED: A Centos7 based Jenkins v1.x i... 4
docker.io docker.io/openshift/jenkins-slave-base-centos7 A Jenkins slave base image. 2
docker.io docker.io/amazeeio/jenkins-slave A jenkins slave that connects to a master ... 0 [OK]
docker.io docker.io/ansibleplaybookbundle/jenkins-apb An APB which deploys Jenkins CI 0 [OK]
docker.io docker.io/jameseckersall/jenkins docker-jenkins (based on openshift jenkins... 0 [OK]