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Apptainer / Push Container Image To Oci Registry

Push Container Image To Oci Registry

Apptainer command syntax to push container image to oci registry. Copyable examples, output expectations, and common mistakes.

$
Terminal
apptainer push <path/to/image.sif> oras://<registry/namespace/image>:<tag>

Command Breakdown

What each part is doing

apptainer
Base Command
The executable that performs this operation. Here it runs Apptainer before the shell applies any redirect operators.
<path/to/image.sif>
path to image.sif
The value supplied for path to image.sif.
<registry/namespace/image>
registry namespace image
The value supplied for registry namespace image.
<tag>
tag
The value supplied for tag.

Alternative Approaches

Comparable commands in other tools

Alternative containers tools for the same job.