зеркало из https://github.com/microsoft/docker.git
104 строки
2.5 KiB
Go
104 строки
2.5 KiB
Go
package daemon
|
|
|
|
import (
|
|
"encoding/json"
|
|
"io"
|
|
"net/http"
|
|
"net/url"
|
|
"runtime"
|
|
"time"
|
|
|
|
"github.com/docker/docker/api/types/container"
|
|
"github.com/docker/docker/dockerversion"
|
|
"github.com/docker/docker/image"
|
|
"github.com/docker/docker/layer"
|
|
"github.com/docker/docker/pkg/httputils"
|
|
"github.com/docker/docker/pkg/progress"
|
|
"github.com/docker/docker/pkg/streamformatter"
|
|
"github.com/docker/docker/reference"
|
|
)
|
|
|
|
// ImportImage imports an image, getting the archived layer data either from
|
|
// inConfig (if src is "-"), or from a URI specified in src. Progress output is
|
|
// written to outStream. Repository and tag names can optionally be given in
|
|
// the repo and tag arguments, respectively.
|
|
func (daemon *Daemon) ImportImage(src string, newRef reference.Named, msg string, inConfig io.ReadCloser, outStream io.Writer, config *container.Config) error {
|
|
var (
|
|
sf = streamformatter.NewJSONStreamFormatter()
|
|
archive io.ReadCloser
|
|
resp *http.Response
|
|
)
|
|
|
|
if src == "-" {
|
|
archive = inConfig
|
|
} else {
|
|
inConfig.Close()
|
|
u, err := url.Parse(src)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if u.Scheme == "" {
|
|
u.Scheme = "http"
|
|
u.Host = src
|
|
u.Path = ""
|
|
}
|
|
outStream.Write(sf.FormatStatus("", "Downloading from %s", u))
|
|
resp, err = httputils.Download(u.String())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
progressOutput := sf.NewProgressOutput(outStream, true)
|
|
archive = progress.NewProgressReader(resp.Body, progressOutput, resp.ContentLength, "", "Importing")
|
|
}
|
|
|
|
defer archive.Close()
|
|
if len(msg) == 0 {
|
|
msg = "Imported from " + src
|
|
}
|
|
// TODO: support windows baselayer?
|
|
l, err := daemon.layerStore.Register(archive, "")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer layer.ReleaseAndLog(daemon.layerStore, l)
|
|
|
|
created := time.Now().UTC()
|
|
imgConfig, err := json.Marshal(&image.Image{
|
|
V1Image: image.V1Image{
|
|
DockerVersion: dockerversion.Version,
|
|
Config: config,
|
|
Architecture: runtime.GOARCH,
|
|
OS: runtime.GOOS,
|
|
Created: created,
|
|
Comment: msg,
|
|
},
|
|
RootFS: &image.RootFS{
|
|
Type: "layers",
|
|
DiffIDs: []layer.DiffID{l.DiffID()},
|
|
},
|
|
History: []image.History{{
|
|
Created: created,
|
|
Comment: msg,
|
|
}},
|
|
})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
id, err := daemon.imageStore.Create(imgConfig)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// FIXME: connect with commit code and call refstore directly
|
|
if newRef != nil {
|
|
if err := daemon.TagImage(newRef, id.String()); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
daemon.LogImageEvent(id.String(), id.String(), "import")
|
|
outStream.Write(sf.FormatStatus("", id.String()))
|
|
return nil
|
|
}
|