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package compat
import (
"encoding/json"
"net/http"
"github.com/containers/podman/v3/cmd/podman/common"
"github.com/containers/podman/v3/libpod"
"github.com/containers/podman/v3/pkg/api/handlers"
"github.com/containers/podman/v3/pkg/api/handlers/utils"
api "github.com/containers/podman/v3/pkg/api/types"
"github.com/containers/podman/v3/pkg/domain/entities"
"github.com/containers/podman/v3/pkg/domain/infra/abi"
"github.com/containers/podman/v3/pkg/specgen"
"github.com/containers/podman/v3/pkg/specgenutil"
"github.com/containers/storage"
"github.com/gorilla/schema"
"github.com/pkg/errors"
)
func CreateContainer(w http.ResponseWriter, r *http.Request) {
runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime)
decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder)
query := struct {
Name string `schema:"name"`
}{
// override any golang type defaults
}
if err := decoder.Decode(&query, r.URL.Query()); err != nil {
utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest,
errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String()))
return
}
// compatible configuration
body := handlers.CreateContainerConfig{}
if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()"))
return
}
// Override the container name in the body struct
body.Name = query.Name
if len(body.HostConfig.Links) > 0 {
utils.Error(w, utils.ErrLinkNotSupport.Error(), http.StatusBadRequest, errors.Wrapf(utils.ErrLinkNotSupport, "bad parameter"))
return
}
rtc, err := runtime.GetConfig()
if err != nil {
utils.Error(w, "unable to obtain runtime config", http.StatusInternalServerError, errors.Wrap(err, "unable to get runtime config"))
return
}
newImage, resolvedName, err := runtime.LibimageRuntime().LookupImage(body.Config.Image, nil)
if err != nil {
if errors.Cause(err) == storage.ErrImageUnknown {
utils.Error(w, "No such image", http.StatusNotFound, err)
return
}
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "error looking up image"))
return
}
// Take body structure and convert to cliopts
cliOpts, args, err := common.ContainerCreateToContainerCLIOpts(body, rtc)
if err != nil {
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "make cli opts()"))
return
}
imgNameOrID := newImage.ID()
// if the img had multi names with the same sha256 ID, should use the InputName, not the ID
if len(newImage.Names()) > 1 {
if err := utils.IsRegistryReference(resolvedName); err != nil {
utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest, err)
return
}
// maybe the InputName has no tag, so use full name to display
imgNameOrID = resolvedName
}
sg := specgen.NewSpecGenerator(imgNameOrID, cliOpts.RootFS)
if err := specgenutil.FillOutSpecGen(sg, cliOpts, args); err != nil {
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "fill out specgen"))
return
}
ic := abi.ContainerEngine{Libpod: runtime}
report, err := ic.ContainerCreate(r.Context(), sg)
if err != nil {
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "container create"))
return
}
createResponse := entities.ContainerCreateResponse{
ID: report.Id,
Warnings: []string{},
}
utils.WriteResponse(w, http.StatusCreated, createResponse)
}
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