查看帮助：
[root@linux-node01 ~]# docker--help
Options:
--config=~/.docker Location of client config files #客户端配置文件的位置
-D, --debug Enable debug mode #启用Debug调试模式
-H, --host=[] Daemon socket(s) to connect to #守护进程的套接字（Socket）连接
-h, --help Print usage #打印使用
-l, --log-level=info Set the logging level #设置日志级别
--tls Use TLS; implied by --tlsverify
--tlscacert=~/.docker/ca.pem Trust certs signed only by this CA #信任证书签名CA
--tlscert=~/.docker/cert.pem Path to TLS certificate file #TLS证书文件路径
--tlskey=~/.docker/key.pem Path to TLS key file #TLS密钥文件路径
--tlsverify Use TLS and verify the remote #使用TLS验证远程
-v, --version Print version information and quit #打印版本信息并退出
Commands:
attach Attach to a running container #当前shell下attach连接指定运行镜像
build Build an image from a Dockerfile #通过Dockerfile定制镜像
commit Create a new image from a container’s changes #提交当前容器为新的镜像
cp Copy files/folders from a container to a HOSTDIR or to STDOUT #从容器中拷贝指定文件或者目录到宿主机中
create Create a new container #创建一个新的容器，同run 但不启动容器
diff Inspect changes on a container’s filesystem #查看docker容器变化
events Get real time events from the server #从docker服务获取容器实时事件
exec Run a command in a running container #在已存在的容器上运行命令
export Export a container’s filesystem as a tar archive #导出容器的内容流作为一个tar归档文件(对应import)
history Show the history of an image #展示一个镜像形成历史
images List images #列出系统当前镜像
import Import the contents from a tarball to create a filesystem image #从tar包中的内容创建一个新的文件系统映像(对应export)
info Display system-wide information #显示系统相关信息
inspect Return low-level information on a container or image #查看容器详细信息
kill Kill a running container #kill指定docker容器
load Load an image from a tar archive or STDIN #从一个tar包中加载一个镜像(对应save)
login Register or log in to a Docker registry #注册或者登陆一个docker源服务器
logout Log out from a Docker registry #从当前Docker registry退出
logs Fetch the logs of a container #输出当前容器日志信息
pause Pause all processes within a container #暂停容器
port List port mappings or a specific mapping for the CONTAINER #查看映射端口对应的容器内部源端口
ps List containers #列出容器列表
pull Pull an image or a repository from a registry #从docker镜像源服务器拉取指定镜像或者库镜像
push Push an image or a repository to a registry #推送指定镜像或者库镜像至docker源服务器
rename Rename a container #重命名容器
restart Restart a running container #重启运行的容器
rm Remove one or more containers #移除一个或者多个容器
rmi Remove one or more images #移除一个或多个镜像(无容器使用该镜像才可以删除，否则需要删除相关容器才可以继续或者-f强制删除)
run Run a command in a new container #创建一个新的容器并运行一个命令
save Save an image(s) to a tar archive #保存一个镜像为一个tar包(对应load)
search Search the Docker Hub for images #在docker hub中搜索镜像
start Start one or more stopped containers #启动容器
stats Display a live stream of container(s) resource usage statistics #统计容器使用资源
stop Stop a running container #停止容器
tag Tag an image into a repository #给源中镜像打标签
top Display the running processes of a container #查看容器中运行的进程信息
unpause Unpause all processes within a container #取消暂停容器
version Show the Docker version information #查看容器版本号
wait Block until a container stops, then print its exit code #截取容器停止时的退出状态值
Run ‘docker COMMAND –help’ for more information on a command. #运行docker命令在帮助可以获取更多信息
===================================
linux-node1-10.0.0.80
D:\vmware_centos\linux-node1-10.0.0.80
修改主机名：
[root@centos7 ~]# cat /etc/redhat-release
CentOS Linux release 7.4.1708 (Core)
[root@centos7 ~]# uname -r
3.10.0-693.el7.x86_64
[root@centos7 ~]# hostname linux-node1
[root@centos7 ~]# hostname
linux-node1
[root@linux-node1 ~]# vim /etc/hostname
[root@linux-node1 ~]# cat /etc/hostname
linux-node1
修改IP：
[root@centos7 ~]# sed -i.bak '/IPADDR/s#201$#80#g' /etc/sysconfig/network-scripts/ifcfg-eth*
[root@centos7 ~]# ll /etc/sysconfig/network-scripts/ifcfg-
ifcfg-eth0 ifcfg-eth0.bak.bak ifcfg-eth1.bak ifcfg-lo
ifcfg-eth0.bak ifcfg-eth1 ifcfg-eth1.bak.bak
[root@centos7 ~]# ls /etc/sysconfig/network-scripts/ifcfg-*
/etc/sysconfig/network-scripts/ifcfg-eth0 /etc/sysconfig/network-scripts/ifcfg-eth1.bak
/etc/sysconfig/network-scripts/ifcfg-eth0.bak /etc/sysconfig/network-scripts/ifcfg-eth1.bak.bak
/etc/sysconfig/network-scripts/ifcfg-eth0.bak.bak /etc/sysconfig/network-scripts/ifcfg-lo
/etc/sysconfig/network-scripts/ifcfg-eth1
[root@centos7 ~]# /etc/init.d/network restart
[root@centos7 ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:a7:d6:19 brd ff:ff:ff:ff:ff:ff
inet 10.0.0.80/24 brd 10.0.0.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::29e6:ddd9:505b:bedb/64 scope link
valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:a7:d6:23 brd ff:ff:ff:ff:ff:ff
inet 172.16.1.80/24 brd 172.16.1.255 scope global eth1
valid_lft forever preferred_lft forever
inet6 fe80::2dc5:7c8e:2055:b0d6/64 scope link
valid_lft forever preferred_lft forever
[root@centos7 ~]# ping www.jd.com
PING www.jdcdn.com (111.13.23.2) 56(84) bytes of data.
64 bytes from 111.13.23.2 (111.13.23.2): icmp_seq=1 ttl=128 time=22.9 ms
64 bytes from 111.13.23.2 (111.13.23.2): icmp_seq=2 ttl=128 time=26.5 ms
