Reference

ch-pull2dir(1)

Pull image from a Docker Hub and unpack into directory

NAME

ch-pull2dir - Pull image from a Docker Hub and unpack into directory

SYNOPSIS

$ ch-pull2dir IMAGE[:TAG] DIR

DESCRIPTION

Pull Docker image named IMAGE[:TAG] from Docker Hub and extract it into a subdirectory of DIR. A temporary tarball is stored in DIR.

Sudo privileges are required to run the docker pull command.

This runs the following command sequence: ch-pull2tar, ch-tar2dir. See warning in the documentation for ch-tar2dir.

Additional arguments:

--help

print help and exit

--version

print version and exit

EXAMPLES

$ ch-pull2dir alpine /var/tmp
Using default tag: latest
latest: Pulling from library/alpine
Digest: sha256:621c2f39f8133acb8e64023a94dbdf0d5ca81896102b9e57c0dc184cadaf5528
Status: Image is up to date for alpine:latest
-rw-r--r--. 1 charlie charlie 2.1M Oct  5 19:52 /var/tmp/alpine.tar.gz
creating new image /var/tmp/alpine
/var/tmp/alpine unpacked ok
removed '/var/tmp/alpine.tar.gz'

Same as above, except optional TAG is specified:

$ ch-pull2dir alpine:3.6 /var/tmp
3.6: Pulling from library/alpine
Digest: sha256:cc24af836d1377e092ecb4e8f0a4324c3b1aa2b5295c2239edcc7bbc86a9cbc6
Status: Image is up to date for alpine:3.6
-rw-r--r--. 1 charlie charlie 2.1M Oct  5 19:54 /var/tmp/alpine:3.6.tar.gz
creating new image /var/tmp/alpine:3.6
/var/tmp/alpine:3.6 unpacked ok
removed '/var/tmp/alpine:3.6.tar.gz'

REPORTING BUGS

If Charliecloud was obtained from your Linux distribution, use your distribution’s bug reporting procedures.

Otherwise, report bugs to: <https://github.com/hpc/charliecloud/issues>

SEE ALSO

charliecloud(7)

Full documentation at: <https://hpc.github.io/charliecloud>

COPYRIGHT

2014–2020, Triad National Security, LLC

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