On 03/16/2016 12:02 PM, Daniel J Walsh wrote: > > > On 03/16/2016 11:42 AM, Dusty Mabe wrote: >> >> On 03/16/2016 10:51 AM, Daniel J Walsh wrote: >>> >>> On 03/16/2016 10:47 AM, Dusty Mabe wrote: >>>> I am using the updates-testing f23 atomic host that has docker 1.10. I >>>> want to have a shared mount between the host and a docker container. >>>> >>>> I'm trying to do it but I keep getting an error >>>> >>>> ``` >>>> [vagrant@vanilla-f23atomic ~]$ rpm -q docker >>>> docker-1.10.2-6.git0f5ac89.fc23.x86_64 >>>> [vagrant@vanilla-f23atomic ~]$ sudo atomic host status >>>> TIMESTAMP (UTC) VERSION ID OSNAME >>>> REFSPEC >>>> * 2016-03-12 16:53:31 23.87 53e922e968 fedora-atomic >>>> fedora-atomic:fedora-atomic/f23/x86_64/testing/docker-host >>>> 2016-03-16 00:49:16 23.84 b428a17d6f fedora-atomic >>>> fedora-atomic:fedora-atomic/f23/x86_64/docker-host >>>> [vagrant@vanilla-f23atomic ~]$ sudo mount --make-shared / >>>> [vagrant@vanilla-f23atomic ~]$ sudo docker run -it --privileged --rm -v >>>> /tmp/sharedfolder:/tmp/sharedfolder:shared sshfs /bin/bash >>>> docker: Error response from daemon: Cannot start container >>>> 7e99752dd8f2812a7d7acaa58594504be936b6f37aa77b6521a7098450343837: Path >>>> /tmp/sharedfolder is mounted on /sysroot but it is not a shared mount.. >>>> ``` >>>> >>>> I think this should work because this commit is in docker 1.10: >>>> https://github.com/docker/docker/pull/17034/commits >>>> >>>> Am I doing something wrong? >>>> >>>> Dusty >>>> >>> Did you turn off sharing in the docker unit file? >> I did not change anything but this is set in the docker unit file: >> >> [vagrant@vanilla-f23atomic ~]$ rpm -qV docker | grep docker.service >> .......T. /usr/lib/systemd/system/docker.service >> [vagrant@vanilla-f23atomic ~]$ grep Mount >> /usr/lib/systemd/system/docker.service >> MountFlags=slave >> >> Dusty > Remove this line and reload and restart the unit file.
So I changed it to 'shared' and it worked. What should be in the unit file? Is MoutFlags=slave what we want there or should I open a bug? Dusty
