seccomp: custom annotation to load raw bpf #578
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some initial plumbing for Podman: https://github.com/giuseppe/libpod/tree/easyseccomp |
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Why have both a data field and a file field? |
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the data file makes it easier to use with the existing container tools. Instead the file field is easier for development as I can change the BPF program and test the container just by setting an annotation. I can drop the file field though as I can live with the data field |
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I just found having two ways to do this, confusing. |
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start plumbing support for easyseccomp. Requires: containers/crun#578 Signed-off-by: Giuseppe Scrivano <[email protected]>
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Add an annotation `run.oci.seccomp_bpf_data` to ignore the seccomp section in the OCI configuration file and use the specified file as the raw data to the `seccomp(SECCOMP_SET_MODE_FILTER)` syscall. Signed-off-by: Giuseppe Scrivano <[email protected]>
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Add an annotation
run.oci.seccomp_bpf_fileto ignore the seccompsection in the OCI configuration file and use the specified file as
the raw data to the
seccomp(SECCOMP_SET_MODE_FILTER)syscall.this is how I am using the new annotation: https://www.scrivano.org/posts/2021-01-30-easyseccomp/
Signed-off-by: Giuseppe Scrivano [email protected]