63 lines
1.7 KiB
Go
63 lines
1.7 KiB
Go
package main
|
|
|
|
import (
|
|
contextpkg "context"
|
|
"os"
|
|
|
|
contentapi "github.com/docker/containerd/api/services/content"
|
|
"github.com/docker/containerd/content"
|
|
contentservice "github.com/docker/containerd/services/content"
|
|
"github.com/opencontainers/go-digest"
|
|
"github.com/pkg/errors"
|
|
"github.com/urfave/cli"
|
|
)
|
|
|
|
var ingestCommand = cli.Command{
|
|
Name: "ingest",
|
|
Usage: "accept content into the store",
|
|
ArgsUsage: "[flags] <key>",
|
|
Description: `Ingest objects into the local content store.`,
|
|
Flags: []cli.Flag{
|
|
cli.Int64Flag{
|
|
Name: "expected-size",
|
|
Usage: "validate against provided size",
|
|
},
|
|
cli.StringFlag{
|
|
Name: "expected-digest",
|
|
Usage: "verify content against expected digest",
|
|
},
|
|
},
|
|
Action: func(context *cli.Context) error {
|
|
var (
|
|
ctx = background
|
|
cancel func()
|
|
ref = context.Args().First()
|
|
expectedSize = context.Int64("expected-size")
|
|
expectedDigest = digest.Digest(context.String("expected-digest"))
|
|
)
|
|
|
|
ctx, cancel = contextpkg.WithCancel(ctx)
|
|
defer cancel()
|
|
|
|
if err := expectedDigest.Validate(); expectedDigest != "" && err != nil {
|
|
return err
|
|
}
|
|
|
|
conn, err := connectGRPC(context)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if ref == "" {
|
|
return errors.New("must specify a transaction reference")
|
|
}
|
|
|
|
ingester := contentservice.NewIngesterFromClient(contentapi.NewContentClient(conn))
|
|
|
|
// TODO(stevvooe): Allow ingest to be reentrant. Currently, we expect
|
|
// all data to be written in a single invocation. Allow multiple writes
|
|
// to the same transaction key followed by a commit.
|
|
return content.WriteBlob(ctx, ingester, ref, os.Stdin, expectedSize, expectedDigest)
|
|
},
|
|
}
|