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Allow specification of rootfs in ctr

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carry: justincormack/containerd@ffe684b017

Signed-off-by: Justin Cormack <justin.cormack@docker.com>
Signed-off-by: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>
This commit is contained in:
Justin Cormack
2017-04-14 19:51:50 +00:00
committed by Akihiro Suda
parent 73466a200d
commit 4535198999
3 changed files with 24 additions and 17 deletions
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13
cmd/ctr/run_windows.go
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@@ -85,7 +85,7 @@ func spec(id string, config *ocispec.ImageConfig, context *cli.Context) *specs.S
}
}
func customSpec(context *cli.Context, configPath string) (*specs.Spec, error) {
func customSpec(context *cli.Context, configPath, rootfs string) (*specs.Spec, error) {
b, err := ioutil.ReadFile(configPath)
if err != nil {
return nil, err
@@ -96,7 +96,6 @@ func customSpec(context *cli.Context, configPath string) (*specs.Spec, error) {
return nil, err
}
rootfs := context.String("rootfs")
if rootfs != "" && s.Root.Path != rootfs {
logrus.Warnf("ignoring config Root.Path %q, setting %q forcibly", s.Root.Path, rootfs)
s.Root.Path = rootfs
@@ -104,21 +103,21 @@ func customSpec(context *cli.Context, configPath string) (*specs.Spec, error) {
return &s, nil
}
func getConfig(context *cli.Context, imageConfig *ocispec.ImageConfig) (*specs.Spec, error) {
func getConfig(context *cli.Context, imageConfig *ocispec.ImageConfig, rootfs string) (*specs.Spec, error) {
if config := context.String("runtime-config"); config != "" {
return customSpec(context, config)
return customSpec(context, config, rootfs)
}
s := spec(context.String("id"), imageConfig, context)
if rootfs := context.String("rootfs"); rootfs != "" {
if rootfs != "" {
s.Root.Path = rootfs
}
return s, nil
}
func newCreateRequest(context *cli.Context, imageConfig *ocispec.ImageConfig, id, tmpDir string) (*execution.CreateRequest, error) {
spec, err := getConfig(context, imageConfig)
func newCreateRequest(context *cli.Context, imageConfig *ocispec.ImageConfig, id, tmpDir, rootfs string) (*execution.CreateRequest, error) {
spec, err := getConfig(context, imageConfig, rootfs)
if err != nil {
return nil, err
}