Files
podman/pkg/api/handlers/compat/containers_export.go
Jakub Guzik 7938f32c53 Remove unused param and clean API handlers
This commit removes error message string from utils.Error in pkg/api.
Param was not used inside a function for quite a long time
[NO NEW TESTS NEEDED]

Signed-off-by: Jakub Guzik <jguzik@redhat.com>
2022-01-22 00:31:18 +01:00

44 lines
1.2 KiB
Go

package compat
import (
"io/ioutil"
"net/http"
"os"
"github.com/containers/podman/v4/libpod"
"github.com/containers/podman/v4/pkg/api/handlers/utils"
api "github.com/containers/podman/v4/pkg/api/types"
"github.com/pkg/errors"
)
func ExportContainer(w http.ResponseWriter, r *http.Request) {
runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime)
name := utils.GetName(r)
con, err := runtime.LookupContainer(name)
if err != nil {
utils.ContainerNotFound(w, name, err)
return
}
tmpfile, err := ioutil.TempFile("", "api.tar")
if err != nil {
utils.Error(w, http.StatusInternalServerError, errors.Wrap(err, "unable to create tempfile"))
return
}
defer os.Remove(tmpfile.Name())
if err := tmpfile.Close(); err != nil {
utils.Error(w, http.StatusInternalServerError, errors.Wrap(err, "unable to close tempfile"))
return
}
if err := con.Export(tmpfile.Name()); err != nil {
utils.Error(w, http.StatusInternalServerError, errors.Wrap(err, "failed to save image"))
return
}
rdr, err := os.Open(tmpfile.Name())
if err != nil {
utils.Error(w, http.StatusInternalServerError, errors.Wrap(err, "failed to read the exported tarfile"))
return
}
defer rdr.Close()
utils.WriteResponse(w, http.StatusOK, rdr)
}