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runsc: Don't create __runsc_containers__ unless we are in multi-container mode. 

PiperOrigin-RevId: 213715511
Change-Id: I3e41b583c6138edbdeba036dfb9df4864134fc12
This commit is contained in:
Nicolas Lacasse 2018-09-19 16:09:50 -07:00 committed by Shentubot
parent 2e497de2d9
commit 2ad3228cd0
1 changed files with 8 additions and 6 deletions
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14
runsc/boot/fs.go
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@ -84,12 +84,14 @@ func (f *fdDispenser) empty() bool {
// and all mounts. 'rootCtx' is used to walk directories to find mount points.
func createMountNamespace(userCtx context.Context, rootCtx context.Context, spec *specs.Spec, conf *Config, ioFDs []int) (*fs.MountNamespace, error) {
mounts := compileMounts(spec)
// Create a tmpfs mount where we create and mount a root filesystem for
// each child container.
mounts = append(mounts, specs.Mount{
Type: tmpfs,
Destination: childContainersDir,
})
if conf.MultiContainer {
// Create a tmpfs mount where we create and mount a root filesystem for
// each child container.
mounts = append(mounts, specs.Mount{
Type: tmpfs,
Destination: childContainersDir,
})
}
fds := &fdDispenser{fds: ioFDs}
rootInode, err := createRootMount(rootCtx, spec, conf, fds, mounts)
if err != nil {