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libpod: stats catch ErrStatCgroup

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Stat() actually ignored ENOENT errors so there is no point in matching
them, instead of Stat() does not find a valid cgroup file it returns
ErrStatCgroup so match that instead.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>
This commit is contained in:
Paul Holzinger
2025-04-11 17:19:38 +02:00
parent 86d7da8b08
commit d3e2ca57e4
1 changed files with 1 additions and 1 deletions
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2
libpod/stats_linux.go
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@ -38,7 +38,7 @@ func (c *Container) getPlatformContainerStats(stats *define.ContainerStats, prev
if err != nil {
// cgroup.Stat() is not an atomic operation, so it is possible that the cgroup is removed
// while Stat() is running. Try to catch this case and return a more specific error.
if (errors.Is(err, unix.ENOENT) || errors.Is(err, unix.ENODEV)) && !cgroupExist(cgroupPath) {
if (errors.Is(err, cgroups.ErrStatCgroup) || errors.Is(err, unix.ENODEV)) && !cgroupExist(cgroupPath) {
return fmt.Errorf("cgroup %s does not exist: %w", cgroupPath, define.ErrCtrStopped)
}
return fmt.Errorf("unable to obtain cgroup stats: %w", err)