composefs: prefer std library functions#2050
composefs: prefer std library functions#2050openshift-merge-bot[bot] merged 2 commits intocontainers:mainfrom
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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
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we use "ro" in composefs as well: https://github.com/containers/composefs/blob/main/libcomposefs/lcfs-mount.c#L582-L585, but MS_RDONLY should be enough |
avoid dealing directly with file descriptors but use the standard library functions. Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
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opened a PR for composefs as well: composefs/composefs#309 @cgwalters PTAL |
| // do not worry about checking the magic number, if the file is invalid | ||
| // we will fail to mount it anyway | ||
| flags := make([]byte, 4) | ||
| nread, err := unix.Pread(fd, flags, 8) |
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I don't really care too much, but I would note that I think we could use https://pkg.go.dev/os#File.ReadAt here instead
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mtrmac
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LGTM (I didn’t look into the MS_RDONLY vs "ro" difference, if any).
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/lgtm |
a couple of cleanups for the composefs backend