| config BR2_TARGET_ROOTFS_OCI |
| bool "oci image" |
| depends on BR2_PACKAGE_HOST_GO_TARGET_ARCH_SUPPORTS |
| help |
| Build an OCI (Open Container Initiative) image. |
| |
| By default, the image is generated in a directory called |
| rootfs-oci: |
| |
| $ cd output/images |
| $ ls rootfs-oci/ |
| blobs index.json oci-layout |
| |
| You can push the image to a registry. Example using skopeo: |
| |
| $ skopeo copy --dest-creds <user>:<pass> \ |
| oci:rootfs-oci:<tag> docker://<user>/<image>[:tag] |
| |
| And pull/run it with docker: |
| |
| $ docker run -it <user>/<image>[:tag] |
| |
| if BR2_TARGET_ROOTFS_OCI |
| |
| config BR2_TARGET_ROOTFS_OCI_AUTHOR |
| string "author name and/or email address" |
| default "Buildroot" |
| help |
| Name and/or email address of the person which created the |
| image. |
| |
| config BR2_TARGET_ROOTFS_OCI_TAG |
| string "image tag" |
| default "latest" |
| help |
| Tag to be used in the container image. If empty, 'latest' will |
| be used by default. |
| |
| config BR2_TARGET_ROOTFS_OCI_ENTRYPOINT |
| string "entrypoint" |
| default "sh" |
| help |
| Command to execute when the container starts. |
| |
| Spaces must be quoted or escaped, like for a shell string: |
| /usr/bin/env sh -c |
| /bin/my-init --some-option "1 2 3 4" some\ arg -- |
| |
| See the Docker documentation on how entrypoint and command |
| interact together: |
| https://docs.docker.com/engine/reference/builder/#understand-how-cmd-and-entrypoint-interact |
| |
| config BR2_TARGET_ROOTFS_OCI_CMD |
| string "command (or entrypoint arguments)" |
| help |
| Default command, or entrypoint arguments, of the container. |
| |
| Spaces must be quoted or escaped, like for a shell string: |
| "your shell scriptlet" |
| /usr/bin/env sh |
| |
| See the Docker documentation on how entrypoint and command |
| interact together: |
| https://docs.docker.com/engine/reference/builder/#understand-how-cmd-and-entrypoint-interact |
| |
| config BR2_TARGET_ROOTFS_OCI_WORKDIR |
| string "working directory" |
| help |
| Working directory of the entrypoint process in the |
| container. |
| |
| config BR2_TARGET_ROOTFS_OCI_UID |
| string "username or UID" |
| default "0" |
| help |
| The username or UID of user the process run as. |
| |
| config BR2_TARGET_ROOTFS_OCI_ENV_VARS |
| string "environment variables" |
| help |
| Default environment variables for the container. |
| Space-separated list of variable=value assignments. |
| |
| config BR2_TARGET_ROOTFS_OCI_PORTS |
| string "ports" |
| help |
| Default set of ports to expose from a container running |
| this image as a space-separted list of ports in the following |
| format: |
| |
| <port>/tcp, <port>/udp, <port> (same as <port>/tcp). |
| |
| config BR2_TARGET_ROOTFS_OCI_LABELS |
| string "labels" |
| help |
| Metadata in the format KEY=VALUE for the container compliant |
| with OCI annotation rules. If KEY starts with a dot, it will |
| be prefixed with "org.opencontainers.image" |
| (e.g. .url -> org.opencontainers.image.url). |
| |
| config BR2_TARGET_ROOTFS_OCI_ARCHIVE |
| bool "pack oci image into a tar archive" |
| help |
| Select whether the image should be packed into a TAR archive. |
| |
| endif |