docker compose mount volume

/cde167197ccc3e13814f...b32ce9059437a9/test-file into our container you can see: $ root@container:/# ls/data test-file As long as the directory of the host is attached to the directory of the container, the change takes effect immediately. We can achieve the same purpose in Dockerfile by using the VOLUME directive: From Debian:wheezy Volume/data But there is another thing that only the-v parameter

mechanism for associating a directory on a host with a container's directory (called a mount point, or volume), and the content under the container's mount point is the contents of the host directory, similar to the Linux system mount mechanism. In this case, when we modify the contents of the directory on the host, w

Docker Volume use A data volume is a specially specified directory that leverages the container's UFS file system to provide some stable features or data sharing for the container. A data volume can be shared among multiple containers. To create a data volume, you can crea

Recently, because of the work, various things, busy to die. The user found that the software has a problem, and whether it is not their own operation of the problem, a mouthful of convinced that is a software problem, ask what question when "there is a problem" three word response is also drunk.It's never been said before. Docker saw the data volume container as if it was useful to know what the data

Mount, back up, and restore data.To create a centralized volume group:Docker run--name dbdata-v/dbdata centos7:file Echo " data-only container for MySQL. " Mount using:Docker Run-rt--volumes-from dbdata Centos7:tar/bin/bashCd/dbdataTouch AA bb cc DB3:AABackup:[email protected] backup]# Docker run--name backup-file-d--v

=" "/>"9, now to complete the two volume way, summed up: A, the volume mount created by Dockerfile is actually a mount point created under Dockerhost B, through-V and mapping the path, a bit like direct-attached storage, directly map the host's volume

Original: http://my.oschina.net/piorcn/blog/324202Docker can support mounting a directory on a host to a mirrorDocker Run-it-v/home/dock/downloads:/usr/downloads Ubuntu64/bin/bashWith the-v argument, the colon is preceded by a host directory, which must be an absolute path, followed by a colon after the path that is mounted inside the mirror.The files in the host can now be shared within the image.The default mount path permission is read-write. If sp

:0px;background-image:none; "/>2. Then we write a dockerfile, and in which we specify volume:650) this.width=650; "title=" image "border=" 0 "alt=" image "src=" http://vmcloud.info/wp-content/uploads/2016/05/ Image_thumb-2.png "Width=" 309 "height=" 267 "style=" Border:0px;height:auto;padding-top:0px;padding-left:0px;margin : 0px;padding-right:0px;background-image:none; "/>3. We then use the Docker file to

1, when running the container, add privileges to the container:Example: Docker run-i-T--privileged=true-v/home/docs:/src waterchestnut/nodejs:0.12.02. Temporarily close SELinux:Example: Su-c "Setenforce 0"After execution: Docker run-i-t-v/home/docs:/src waterchestnut/nodejs:0.12.0Note: Remember to re-open SELinux, command: su-c "Setenforce 1"3. Add the SELinux rule to add the directory you want to

Docker Data Volume permissions Run the Nodejs container in CentOS7, find the mounted local directory does not execute permissions in the container, after various authentication and Google search, found the cause of the problem, here to do a record. The reason is that the security module in CentOS7 selinux the permissions, at least in the following three ways to solve the problem of a mounted directory with