Linux Docker卷未装入任何文件
我正在尝试将源文件装载到docker中位于/var/dynamo的目录中。我希望能够在本地运行Docker,并在工作时使用本地文件 使用run命令:Linux Docker卷未装入任何文件,linux,docker,docker-compose,Linux,Docker,Docker Compose,我正在尝试将源文件装载到docker中位于/var/dynamo的目录中。我希望能够在本地运行Docker,并在工作时使用本地文件 使用run命令: docker run -v $(pwd):/var/dynamo -d -t -p 8001:8001 --name dynamo davesrepo/dynamo 使用我的Dockerfile FROM python:3.5.1 WORKDIR /var/dynamo RUN pip3 install tornado EXPOSE 8001
docker run -v $(pwd):/var/dynamo -d -t -p 8001:8001 --name dynamo davesrepo/dynamo
使用我的Dockerfile
FROM python:3.5.1
WORKDIR /var/dynamo
RUN pip3 install tornado
EXPOSE 8001
但是,当我猛击容器docker exec-it dynamo/bin/bash
并运行ls-la
时,目录是空的强>
root@7d3d338891aa:/var/dynamo# ls -la
total 4
drwxr-xr-x 2 root root 40 Dec 29 03:37 .
drwxr-xr-x 24 root root 4096 Dec 29 03:36 ..
运行docker inspect dynamo
显示正确安装的目录
[
{
"Id": "7d3d338891aae32e001a3bb31d6be17802d238526830396472b011599a97212a",
"Created": "2015-12-29T03:37:01.416445958Z",
"Path": "python3",
"Args": [],
"State": {
"Status": "running",
"Running": true,
"Paused": false,
"Restarting": false,
"OOMKilled": false,
"Dead": false,
"Pid": 1314,
"ExitCode": 0,
"Error": "",
"StartedAt": "2015-12-29T03:37:01.516253705Z",
"FinishedAt": "0001-01-01T00:00:00Z"
},
"Image": "19697c9b5c7561b113d817821280971f063ea0187c82343c0832348fb6863c9a",
"ResolvConfPath": "/mnt/sda1/var/lib/docker/containers/7d3d338891aae32e001a3bb31d6be17802d238526830396472b011599a97212a/resolv.conf",
"HostnamePath": "/mnt/sda1/var/lib/docker/containers/7d3d338891aae32e001a3bb31d6be17802d238526830396472b011599a97212a/hostname",
"HostsPath": "/mnt/sda1/var/lib/docker/containers/7d3d338891aae32e001a3bb31d6be17802d238526830396472b011599a97212a/hosts",
"LogPath": "/mnt/sda1/var/lib/docker/containers/7d3d338891aae32e001a3bb31d6be17802d238526830396472b011599a97212a/7d3d338891aae32e001a3bb31d6be17802d238526830396472b011599a97212a-json.log",
"Name": "/dynamo",
"RestartCount": 0,
"Driver": "aufs",
"ExecDriver": "native-0.2",
"MountLabel": "",
"ProcessLabel": "",
"AppArmorProfile": "",
"ExecIDs": null,
"HostConfig": {
"Binds": [
"/Users/dave/Sites/davesrepo/dynamo:/var/dynamo"
],
"ContainerIDFile": "",
"LxcConf": [],
"Memory": 0,
"MemoryReservation": 0,
"MemorySwap": 0,
"KernelMemory": 0,
"CpuShares": 0,
"CpuPeriod": 0,
"CpusetCpus": "",
"CpusetMems": "",
"CpuQuota": 0,
"BlkioWeight": 0,
"OomKillDisable": false,
"MemorySwappiness": -1,
"Privileged": false,
"PortBindings": {
"8001/tcp": [
{
"HostIp": "",
"HostPort": "8001"
}
]
},
"Links": null,
"PublishAllPorts": false,
"Dns": [],
"DnsOptions": [],
"DnsSearch": [],
"ExtraHosts": null,
"VolumesFrom": null,
"Devices": [],
"NetworkMode": "default",
"IpcMode": "",
"PidMode": "",
"UTSMode": "",
"CapAdd": null,
"CapDrop": null,
"GroupAdd": null,
"RestartPolicy": {
"Name": "no",
"MaximumRetryCount": 0
},
"SecurityOpt": null,
"ReadonlyRootfs": false,
"Ulimits": null,
"LogConfig": {
"Type": "json-file",
"Config": {}
},
"CgroupParent": "",
"ConsoleSize": [
0,
0
],
"VolumeDriver": ""
},
"GraphDriver": {
"Name": "aufs",
"Data": null
},
"Mounts": [
{
"Source": "/Users/dave/Sites/davesrepo/dynamo",
"Destination": "/var/dynamo",
"Mode": "",
"RW": true
}
],
"Config": {
"Hostname": "7d3d338891aa",
"Domainname": "",
"User": "",
"AttachStdin": false,
"AttachStdout": false,
"AttachStderr": false,
"ExposedPorts": {
"8001/tcp": {}
},
"Tty": true,
"OpenStdin": false,
"StdinOnce": false,
"Env": [
"APP_ENV=development",
"PYTHONPATH=$PYTHONPATH:/var/dynamo",
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
"LANG=C.UTF-8",
"PYTHON_VERSION=3.5.1",
"PYTHON_PIP_VERSION=7.1.2"
],
"Cmd": [
"python3"
],
"Image": "davesrepo/dynamo",
"Volumes": null,
"WorkingDir": "/var/dynamo",
"Entrypoint": null,
"OnBuild": null,
"Labels": {},
"StopSignal": "SIGTERM"
},
"NetworkSettings": {
"Bridge": "",
"SandboxID": "71d99a7d11908a9d1c0156fd33eb3f0ff5ef9f6697bb77103fe2caa1cf488530",
"HairpinMode": false,
"LinkLocalIPv6Address": "",
"LinkLocalIPv6PrefixLen": 0,
"Ports": {
"8001/tcp": [
{
"HostIp": "0.0.0.0",
"HostPort": "8001"
}
]
},
"SandboxKey": "/var/run/docker/netns/71d99a7d1190",
"SecondaryIPAddresses": null,
"SecondaryIPv6Addresses": null,
"EndpointID": "1cc99b0de89700368f31b43248c90ea45cec756712a2bd2ba2dc57293a5d0a72",
"Gateway": "172.17.0.1",
"GlobalIPv6Address": "",
"GlobalIPv6PrefixLen": 0,
"IPAddress": "172.17.0.2",
"IPPrefixLen": 16,
"IPv6Gateway": "",
"MacAddress": "02:42:ac:11:00:02",
"Networks": {
"bridge": {
"EndpointID": "1cc99b0de89700368f31b43248c90ea45cec756712a2bd2ba2dc57293a5d0a72",
"Gateway": "172.17.0.1",
"IPAddress": "172.17.0.2",
"IPPrefixLen": 16,
"IPv6Gateway": "",
"GlobalIPv6Address": "",
"GlobalIPv6PrefixLen": 0,
"MacAddress": "02:42:ac:11:00:02"
}
}
}
}
]
Docker版本是1.9.1,这很奇怪。我试图用我的
docker 1.6.0
检查这个问题,因此我创建了一个与您的类似的图像:
FROM ubuntu:utopic
WORKDIR /var/dynamo
EXPOSE 8001
然后,我将$(pwd)
装载到容器中,并能够在主机文件系统和容器之间交换文件:
➜ ololo echo $(pwd)
/tmp/ololo
➜ ololo ls
Dockerfile kikiboi
➜ ololo docker run --rm -it -v $(pwd):/var/dynamo volume_issue bash
root@9b15875997ba:/var/dynamo# ls
Dockerfile kikiboi
root@9b15875997ba:/var/dynamo# touch container_file
root@9b15875997ba:/var/dynamo# exit
➜ ololo ls
container_file Dockerfile kikiboi
您还需要确保主机上的/Users/dave/Sites/davesrepo/dynamo
和容器内的/var/dynamo
具有相同的inode
编号。使用stat
实用程序执行以下操作:
➜ ~ stat -c %i /tmp/ololo
1835031
➜ ~ docker run --rm -it -v /tmp/ololo:/var/dynamo ubuntu:utopic stat -c %i /var/dynamo
1835031
我使用1.9,这很好:
Docker run -d -t --restart=on-failure:3 -h docker_console -p 8880:80 -v ~/docker_console/var/www:/var/www --name docker_console repo/docker_console
它将主机上的~/docker\u控制台/var/www
连接到容器中的/var/www
。
如果使用的是目录名而不是变量,该怎么办?Docker&Virtualbox似乎在/Users目录之外装载卷时遇到问题。解决此问题的唯一方法是删除docker机器映像,将/Users/yourname目录正确设置为Virtualbox中的共享文件夹,然后创建新的docker机器映像 解决此问题的步骤:
docker机器停止开发
docker机器rm-dev
docker机器创建--驱动程序virtualbox开发
eval“$(docker机器环境开发)”
docker build-t davesrepo/dynamo-f./Dockerfile.
docker run-v$(pwd):/var/dynamo-d-t-p8001:8001--env文件。/dynamo.env--name dynamo davesrepo/dynamo
docker exec-it dynamo/bin/bash
ls
root@42f9e47fa2de:/var/dynamo#ls
Dockerfile README.md\uuuu init\uuuuuu.py\uuuuu pycache\uuuuuuu bin config.ini requirements.txt seed.sql测试
文件您可能需要在
Dockerfile
中包含类似的内容,重要的是卷
要指定容器中的值,则只有-v$(pwd):/var/dynamo
才有效
root@7d3d338891aa:/var/dynamo# ls -la
total 4
drwxr-xr-x 2 root root 40 Dec 29 03:37 .
drwxr-xr-x 24 root root 4096 Dec 29 03:36 ..
RUN mkdir -p /var/dynamo
VOLUME /var/dynamo
WORKDIR /var/dynamo
我发现我更改了windows密码,docker需要windows凭据才能装载卷,您可以更新it设置>共享驱动器。检查您
docker上下文
:)我忘了将其更改回来
$ docker context use default
我的情况是win10 WSL ubuntu。我在ubuntu上安装了docker compose和docker引擎,在windows上安装了docker桌面。 原来,
docker run-v$(pwd):
命令必须在windows中。卷的源错误
没有别的办法,这很容易
如果您运行docker inspect[containername]
,检查卷上的“装载”部分和源代码的设置是否正确,如下所示:(mongodb示例)
“挂载”:[
{
“类型”:“体积”,
“名称”:“b1cdd07ca4d5621eda77481824e5068194023f4407ed2674ec81a1573f2d0410”,
“来源”:“/var/lib/docker/volumes/b1cdd07ca4d5621eda77481824e5068194023f4407ed2674ec81a1573f2d0410/_数据”,
“目的地”:“/data/configdb”,
“驱动程序”:“本地”,
“模式”:“rw”,
“RW”:没错,
“传播”:”
}
]
手动设置
如卷的源
和目标
中所述,可以手动指定
volumes:
- type: bind
source: ./volumes/mongodb
target: /data/db
希望能带来
{
“类型”:“绑定”,
“来源”:“/home/username/app/backend/volumes/mongodb”,
“目的地”:“/数据/db”,
“模式”:“,
“RW”:没错,
“传播”:“rprivate”
}
或者您想得到什么?你在/var/dynamo
中放了什么东西,它们就不见了吗?是的,我想把我的文件放在/var/dynamo中,但它们从来没有显示出任何帮助?那张票仍然有效,没有建议的解决方案可以解决我的问题。我已经找到了一个没有降级的解决方案。你能澄清什么是stat实用程序以及如何找到inode吗?也许这是Docker新版本的问题。我使用的是1.9.1版,在您的示例中,您正在docker中创建一个文件以与主机共享。我没有尝试将文件从docker共享到主机。。。。相反,从主持人到码头工人。要在开发过程中查看更改。@digitaldavenyc我也在做同样的事情:您可以看到/tmp/ololo
(主机)中的文件仍然存在于/var/dynamo
文件夹(容器)中。可能您真的需要降级docker
。我们将1.6
和1.7
与Centos 6
一起使用。一切都是OK@digitaldavenyc你能在GitHub上打开一个问题吗?自docker 1.6以来,主机目录的装载(允许它们位于boot2docker的/Users
中)不应该发生变化,我们还没有关于这方面的报告,因此我有兴趣对此进行研究。可能是在你的设置中。我不认为降级到旧版本应该是解决办法。我相信你已经找到了问题的原因:Virtualbox中的文件夹共享限制是根本原因。但是,这里创建机器的方式与共享不起作用时创建机器的方式有什么不同?如何“将/Users/yourname目录正确设置为共享文件夹”?或者,您如何不正确设置共享文件夹?当我最初设置Docker时,我将文件放在/var/dynamo中。这显然在OSX用户目录之外,据我所知,这是Virtualbox的默认设置。通过打开Virtualbox,单击docker VM的“设置”并选择“共享文件夹”,可以正确设置文件。从那里,您可以双击机器文件夹并更改路径。信息技术