mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
116 lines
3 KiB
Go
116 lines
3 KiB
Go
package container
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import (
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"encoding/base64"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"os"
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"strings"
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"github.com/docker/docker/api/server/httputils"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/versions"
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"golang.org/x/net/context"
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)
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// postContainersCopy is deprecated in favor of getContainersArchive.
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func (s *containerRouter) postContainersCopy(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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// Deprecated since 1.8, Errors out since 1.12
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version := httputils.VersionFromContext(ctx)
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if versions.GreaterThanOrEqualTo(version, "1.24") {
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w.WriteHeader(http.StatusNotFound)
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return nil
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}
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if err := httputils.CheckForJSON(r); err != nil {
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return err
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}
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cfg := types.CopyConfig{}
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if err := json.NewDecoder(r.Body).Decode(&cfg); err != nil {
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return err
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}
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if cfg.Resource == "" {
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return fmt.Errorf("Path cannot be empty")
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}
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data, err := s.backend.ContainerCopy(vars["name"], cfg.Resource)
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if err != nil {
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if strings.Contains(strings.ToLower(err.Error()), "no such container") {
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w.WriteHeader(http.StatusNotFound)
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return nil
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}
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if os.IsNotExist(err) {
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return fmt.Errorf("Could not find the file %s in container %s", cfg.Resource, vars["name"])
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}
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return err
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}
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defer data.Close()
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w.Header().Set("Content-Type", "application/x-tar")
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_, err = io.Copy(w, data)
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return err
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}
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// // Encode the stat to JSON, base64 encode, and place in a header.
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func setContainerPathStatHeader(stat *types.ContainerPathStat, header http.Header) error {
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statJSON, err := json.Marshal(stat)
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if err != nil {
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return err
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}
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header.Set(
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"X-Docker-Container-Path-Stat",
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base64.StdEncoding.EncodeToString(statJSON),
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)
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return nil
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}
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func (s *containerRouter) headContainersArchive(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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v, err := httputils.ArchiveFormValues(r, vars)
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if err != nil {
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return err
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}
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stat, err := s.backend.ContainerStatPath(v.Name, v.Path)
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if err != nil {
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return err
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}
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return setContainerPathStatHeader(stat, w.Header())
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}
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func (s *containerRouter) getContainersArchive(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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v, err := httputils.ArchiveFormValues(r, vars)
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if err != nil {
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return err
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}
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tarArchive, stat, err := s.backend.ContainerArchivePath(v.Name, v.Path)
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if err != nil {
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return err
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}
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defer tarArchive.Close()
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if err := setContainerPathStatHeader(stat, w.Header()); err != nil {
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return err
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}
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w.Header().Set("Content-Type", "application/x-tar")
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_, err = io.Copy(w, tarArchive)
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return err
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}
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func (s *containerRouter) putContainersArchive(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
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v, err := httputils.ArchiveFormValues(r, vars)
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if err != nil {
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return err
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}
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noOverwriteDirNonDir := httputils.BoolValue(r, "noOverwriteDirNonDir")
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return s.backend.ContainerExtractToDir(v.Name, v.Path, noOverwriteDirNonDir, r.Body)
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}
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