1buildah-mount(1) General Commands Manual buildah-mount(1)
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6 buildah-mount - Mount a working container's root filesystem.
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10 buildah mount [container ...]
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14 Mounts the specified container's root file system in a location which
15 can be accessed from the host, and returns its location.
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18 If the mount command is invoked without any arguments, the tool will
19 list all of the currently mounted containers.
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22 When running in rootless mode, mount runs in a different namespace so
23 that the mounted volume might not be accessible from the host when us‐
24 ing a driver different than vfs. To be able to access the file system
25 mounted, you might need to create the mount namespace separately as
26 part of buildah unshare. In the environment created with buildah un‐
27 share you can then use buildah mount and have access to the mounted
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32 The location of the mounted file system. On error an empty string and
33 errno is returned.
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37 --json
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40 Output in JSON format.
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44 buildah mount working-container
45 /var/lib/containers/storage/overlay2/f3ac502d97b5681989dff84dfedc8354239bcecbdc2692f9a639f4e080a02364/merged
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49 buildah mount
50 working-container /var/lib/containers/storage/overlay2/f3ac502d97b5681989dff84dfedc8354239bcecbdc2692f9a639f4e080a02364/merged
51 fedora-working-container /var/lib/containers/storage/overlay2/0ff7d7ca68bed1ace424f9df154d2dd7b5a125c19d887f17653cbcd5b6e30ba1/merged
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55 buildah mount working-container fedora-working-container ubi8-working-container
56 working-container /var/lib/containers/storage/overlay/f8cac5cce73e5102ab321cc5b57c0824035b5cb82b6822e3c86ebaff69fefa9c/merged
57 fedora-working-container /var/lib/containers/storage/overlay/c3ec418be5bda5b72dca74c4d397e05829fe62ecd577dd7518b5f7fc1ca5f491/merged
58 ubi8-working-container /var/lib/containers/storage/overlay/03a071f206f70f4fcae5379bd5126be86b5352dc2a0c3449cd6fca01b77ea868/merged
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62 If running in rootless mode, you need to do a buildah unshare first to
63 use the mount point.
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66 $ buildah unshare
67 # buildah mount working-container
68 /var/lib/containers/storage/overlay/f8cac5cce73e5102ab321cc5b57c0824035b5cb82b6822e3c86ebaff69fefa9c/merged
69 # cp foobar /var/lib/containers/storage/overlay/f8cac5cce73e5102ab321cc5b57c0824035b5cb82b6822e3c86ebaff69fefa9c/merged
70 # buildah unmount working-container
71 # exit
72 $ buildah commit working-container newimage
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77 buildah(1), buildah-unshare(1), buildah-umount(1)
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81buildah March 2017 buildah-mount(1)