Merge pull request #2896 from giuseppe/fix-segfault-reload

rootless: fix segfault on refresh if there are containers
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OpenShift Merge Robot 2019-04-11 02:32:13 -07:00 committed by GitHub
commit 638789fd88
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1 changed files with 14 additions and 0 deletions

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@ -870,6 +870,20 @@ func makeRuntime(runtime *Runtime) (err error) {
_, err = os.Stat(runtimeAliveFile)
if err != nil {
// If we need to refresh, then it is safe to assume there are
// no containers running. Create immediately a namespace, as
// we will need to access the storage.
if os.Geteuid() != 0 {
aliveLock.Unlock()
became, ret, err := rootless.BecomeRootInUserNS()
if err != nil {
return err
}
if became {
os.Exit(ret)
}
}
// If the file doesn't exist, we need to refresh the state
// This will trigger on first use as well, but refreshing an
// empty state only creates a single file