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package compat
import (
"context"
"net/http"
"os"
"strings"
"github.com/containers/libpod/libpod"
"github.com/containers/libpod/libpod/image"
"github.com/containers/libpod/pkg/api/handlers/utils"
"github.com/gorilla/schema"
"github.com/pkg/errors"
)
// PushImage is the handler for the compat http endpoint for pushing images.
func PushImage(w http.ResponseWriter, r *http.Request) {
decoder := r.Context().Value("decoder").(*schema.Decoder)
runtime := r.Context().Value("runtime").(*libpod.Runtime)
query := struct {
Tag string `schema:"tag"`
}{
// This is where you can override the golang default value for one of fields
}
if err := decoder.Decode(&query, r.URL.Query()); err != nil {
utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
return
}
// Note that Docker's docs state "Image name or ID" to be in the path
// parameter but it really must be a name as Docker does not allow for
// pushing an image by ID.
imageName := strings.TrimSuffix(utils.GetName(r), "/push") // GetName returns the entire path
if query.Tag != "" {
imageName += ":" + query.Tag
}
if _, err := utils.ParseStorageReference(imageName); err != nil {
utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest,
errors.Wrapf(err, "image source %q is not a containers-storage-transport reference", imageName))
return
}
newImage, err := runtime.ImageRuntime().NewFromLocal(imageName)
if err != nil {
utils.ImageNotFound(w, imageName, errors.Wrapf(err, "Failed to find image %s", imageName))
return
}
// TODO: the X-Registry-Auth header is not checked yet here nor in any other
// endpoint. Pushing does NOT work with authentication at the moment.
dockerRegistryOptions := &image.DockerRegistryOptions{}
authfile := ""
if sys := runtime.SystemContext(); sys != nil {
dockerRegistryOptions.DockerCertPath = sys.DockerCertPath
authfile = sys.AuthFilePath
}
err = newImage.PushImageToHeuristicDestination(
context.Background(),
imageName,
"", // manifest type
authfile,
"", // digest file
"", // signature policy
os.Stderr,
false, // force compression
image.SigningOptions{},
dockerRegistryOptions,
nil, // additional tags
)
if err != nil {
utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Error pushing image %q", imageName))
return
}
utils.WriteResponse(w, http.StatusOK, "")
}
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