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Add diff service implementation

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Add snapshot subcommand to ctr for creating diffs of RW layers.

Signed-off-by: Derek McGowan <derek@mcgstyle.net>
This commit is contained in:
Derek McGowan
2017-05-12 14:58:01 -07:00
parent 47718b0930
commit 3ae69c43d8
10 changed files with 237 additions and 20 deletions
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10
cmd/ctr/utils.go
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@@ -13,6 +13,7 @@ import (
"github.com/Sirupsen/logrus"
contentapi "github.com/containerd/containerd/api/services/content"
diffapi "github.com/containerd/containerd/api/services/diff"
"github.com/containerd/containerd/api/services/execution"
imagesapi "github.com/containerd/containerd/api/services/images"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
@@ -21,6 +22,7 @@ import (
"github.com/containerd/containerd/content"
"github.com/containerd/containerd/images"
contentservice "github.com/containerd/containerd/services/content"
"github.com/containerd/containerd/services/diff"
imagesservice "github.com/containerd/containerd/services/images"
snapshotservice "github.com/containerd/containerd/services/snapshot"
"github.com/containerd/containerd/snapshot"
@@ -62,6 +64,14 @@ func getImageStore(clicontext *cli.Context) (images.Store, error) {
return imagesservice.NewStoreFromClient(imagesapi.NewImagesClient(conn)), nil
}
func getDiffService(context *cli.Context) (diff.DiffService, error) {
conn, err := getGRPCConnection(context)
if err != nil {
return nil, err
}
return diff.NewDiffServiceFromClient(diffapi.NewDiffClient(conn)), nil
}
func getVersionService(context *cli.Context) (versionservice.VersionClient, error) {
conn, err := getGRPCConnection(context)
if err != nil {