access docker container from host

Use the-v parameter in Docker Practice 2 to associate the host with the related directory in the container (mount), so we can use this channel to place the data that we want to copy with each other so that we can copy the file with the CP command. In addition to this approach, we can also use different commands to copy the data. copy data from a

1. Simple topology diagramIf the Pingdocker container is ping different at this time because there is no route to the 192.168.1.0/24 network on the host, the host has the opportunity to send the data destined for the 192.168.1.0/24 network to the default route so that the container cannot be reached.2. Workaround:1. Fi

Docker container time is inconsistent with host time Viewing time through the date command View host Time [root@localhost ~]# Date July 27, 2016 Wednesday 22:42:44 CST View Container Time root@b43340ecf5ef:/#date

Application Scenarios The project team now changes the release plan to release the package entirely in the form of a Docker mirror. This can be: • Go to operating system and operation Environment dependence • Facilitates the continuous integration of software release processes • Efficiently speed up release and validation In this way, when the image is released, the file system of the software needs to be added to the mirror, that is, the transmissi

Original: http://www.jb51.net/article/99906.htm LocalTime of Shared hosts (method i) Specify the startup parameters when creating the container, mount the localtime file into the container, and ensure that the time zone used is the same. 1 Docker run--name localtime of replication host (Metho

Docker officially recommends that we use port mapping to provide the services of the Docker container to the host or to other containers in the LAN. The general process is:1. The Docker process packets the port data to the Docker

Let's say you made a docker image of Hadoop, which is called hd_image, and if you want to access Hadoop's 50070 and 8088 ports in a browser on an external network, when you start mirroring hd_image,The script is as follows:50070 8088 --name bbbbb hd_image--name bbbbb, indicating that the name of this container is bbbbb.-H AAAAA, which indicates that the

Nsenter The Nsenter tool is part of the Util-linux package since version 2.23. It provides access to the namespace of another process. Nsenter requires root privileges to work properly. Unfortunately, Util-linux is still at version 2.20 in Ubuntu 14.04. To install the latest version (2.24) Proceed as follows: Cd/tmp Curl https://www.kernel.org/pub/linux/utils/util-linux/v2.24/util-linux-2.24.tar.gz | tar-zxf- CD util-linux-2.24 ./configure

Method One:In order to connect to the container, you also need to find the PID of the first process of the container.Docker Inspect--format "{{. State.pid}} "With this PID, you can connect to this container:Nsenter--target $PID--mount--uts--ipc--net--pidMethod Two:Docker exec-it This article is from the "Ops Little Prince" blog, please be sure to keep this source http://superzhangqiang.blog.51cto.com/6399950/1788841How to

Boot2docker with the VBox, so use VBox's command to do NAT#先要停掉所有的容器Docker Ps-a-Q | Xargs Docker Stop#停到boot2dockerBoot2docker stop#如果容器的端口是 8080 (docker-p 18,080:8,080)Vboxmanage modifyvm "BOOT2DOCKER-VM"--natpf1 "tcp-port$i,tcp,,18080,,18080";#重启boot2docker virtual MachinesBoot2docker start#重启你自己的容器。。。It is now possible to