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Add NetMode, UTSMode and IPCMode

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Allow kpod create/run to create contianers in different network namespaces, uts namespaces and
IPC Namespaces.

This patch just handles the simple join the host, or another containers namespaces.

Lots more work needed to full integrate  --net

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

Closes: #64
Approved by: mheon
This commit is contained in:
Daniel J Walsh
2017-11-30 09:37:57 -05:00
committed by Atomic Bot
parent 1f01faf437
commit adf8809521
10 changed files with 310 additions and 73 deletions
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13
libpod/runtime_ctr.go
View File

@ -1,6 +1,9 @@
package libpod
import (
"os"
"path/filepath"
spec "github.com/opencontainers/runtime-spec/specs-go"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
@ -54,6 +57,16 @@ func (r *Runtime) NewContainer(spec *spec.Spec, options ...CtrCreateOption) (c *
}
}()
if ctr.config.ShmDir == "" {
ctr.config.ShmDir = filepath.Join(ctr.bundlePath(), "shm")
if err := os.MkdirAll(ctr.config.ShmDir, 0700); err != nil {
if !os.IsExist(err) {
return nil, errors.Wrapf(err, "unable to create shm %q dir", ctr.config.ShmDir)
}
}
ctr.config.Mounts = append(ctr.config.Mounts, ctr.config.ShmDir)
}
// If the container is in a pod, add it to the pod
if ctr.pod != nil {
if err := ctr.pod.addContainer(ctr); err != nil {