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-rw-r--r--pkg/api/handlers/compat/containers_archive.go35
1 files changed, 35 insertions, 0 deletions
diff --git a/pkg/api/handlers/compat/containers_archive.go b/pkg/api/handlers/compat/containers_archive.go
index 870e681de..1d57cb59a 100644
--- a/pkg/api/handlers/compat/containers_archive.go
+++ b/pkg/api/handlers/compat/containers_archive.go
@@ -49,6 +49,7 @@ func handleHeadOrGet(w http.ResponseWriter, r *http.Request, decoder *schema.Dec
utils.Error(w, "Bad Request.", http.StatusBadRequest, errors.Wrap(err, "couldn't decode the query"))
return
}
+
if query.Path == "" {
utils.Error(w, "Bad Request.", http.StatusBadRequest, errors.New("missing `path` parameter"))
return
@@ -64,11 +65,13 @@ func handleHeadOrGet(w http.ResponseWriter, r *http.Request, decoder *schema.Dec
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, err)
return
}
+
mountPoint, err := ctr.Mount()
if err != nil {
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to mount the container"))
return
}
+
defer func() {
if err := ctr.Unmount(true); err != nil {
logrus.Warnf("failed to unmount container %s: %q", containerName, err)
@@ -88,14 +91,18 @@ func handleHeadOrGet(w http.ResponseWriter, r *http.Request, decoder *schema.Dec
utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to get stats about file"))
return
}
+
if len(stats) <= 0 || len(stats[0].Globbed) <= 0 {
errs := make([]string, 0, len(stats))
+
for _, stat := range stats {
if stat.Error != "" {
errs = append(errs, stat.Error)
}
}
+
utils.Error(w, "Not found.", http.StatusNotFound, fmt.Errorf("file doesn't exist (errs: %q)", strings.Join(errs, ";")))
+
return
}
@@ -114,6 +121,7 @@ func handleHeadOrGet(w http.ResponseWriter, r *http.Request, decoder *schema.Dec
errors.Wrapf(err, "error getting IDMappingOptions"))
return
}
+
destOwner := idtools.IDPair{UID: os.Getuid(), GID: os.Getgid()}
opts := copier.GetOptions{
@@ -125,6 +133,7 @@ func handleHeadOrGet(w http.ResponseWriter, r *http.Request, decoder *schema.Dec
}
w.WriteHeader(http.StatusOK)
+
err = copier.Get(mountPoint, "", opts, []string{filepath.Join(mountPoint, path)}, w)
if err != nil {
logrus.Error(errors.Wrapf(err, "failed to copy from the %s container path %s", containerName, query.Path))
@@ -156,11 +165,13 @@ func handlePut(w http.ResponseWriter, r *http.Request, decoder *schema.Decoder,
utils.Error(w, "Not found", http.StatusNotFound, errors.Wrapf(err, "the %s container doesn't exists", ctrName))
return
}
+
mountPoint, err := ctr.Mount()
if err != nil {
utils.Error(w, "Something went wrong", http.StatusInternalServerError, errors.Wrapf(err, "failed to mount the %s container", ctrName))
return
}
+
defer func() {
if err := ctr.Unmount(true); err != nil {
logrus.Warnf("failed to unmount container %s", ctrName)
@@ -172,11 +183,13 @@ func handlePut(w http.ResponseWriter, r *http.Request, decoder *schema.Decoder,
utils.Error(w, "Something went wrong", http.StatusInternalServerError, err)
return
}
+
idMappingOpts, err := ctr.IDMappings()
if err != nil {
utils.Error(w, "Something went wrong", http.StatusInternalServerError, errors.Wrapf(err, "error getting IDMappingOptions"))
return
}
+
destOwner := idtools.IDPair{UID: int(user.UID), GID: int(user.GID)}
opts := copier.PutOptions{
@@ -193,6 +206,7 @@ func handlePut(w http.ResponseWriter, r *http.Request, decoder *schema.Decoder,
}
w.WriteHeader(http.StatusOK)
+
err = copier.Put(mountPoint, filepath.Join(mountPoint, path), opts, r.Body)
if err != nil {
logrus.Error(errors.Wrapf(err, "failed to copy to the %s container path %s", ctrName, query.Path))
@@ -222,10 +236,12 @@ func statsToHeader(stats *copier.StatForItem) (string, error) {
buff := bytes.NewBuffer(make([]byte, 0, 128))
base64encoder := base64.NewEncoder(base64.StdEncoding, buff)
+
_, err = base64encoder.Write(jsonBytes)
if err != nil {
return "", err
}
+
err = base64encoder.Close()
if err != nil {
return "", err
@@ -241,6 +257,7 @@ func getUser(mountPoint string, userspec string) (specs.User, error) {
GID: gid,
Username: userspec,
}
+
if !strings.Contains(userspec, ":") {
groups, err2 := chrootuser.GetAdditionalGroupsForUser(mountPoint, uint64(u.UID))
if err2 != nil {
@@ -251,6 +268,7 @@ func getUser(mountPoint string, userspec string) (specs.User, error) {
u.AdditionalGids = groups
}
}
+
return u, err
}
@@ -258,6 +276,7 @@ func fixUpMountPointAndPath(runtime *libpod.Runtime, ctr *libpod.Container, moun
if !filepath.IsAbs(ctrPath) {
endsWithSep := strings.HasSuffix(ctrPath, string(filepath.Separator))
ctrPath = filepath.Join(ctr.WorkingDir(), ctrPath)
+
if endsWithSep {
ctrPath = ctrPath + string(filepath.Separator)
}
@@ -267,6 +286,7 @@ func fixUpMountPointAndPath(runtime *libpod.Runtime, ctr *libpod.Container, moun
if err != nil {
return "", "", errors.Wrapf(err, "error getting source path from volume %s", volDestName)
}
+
mountPoint = newMountPoint
ctrPath = path
} else if isBindMount, mount := isBindMountDestName(ctrPath, ctr); isBindMount { //nolint(gocritic)
@@ -274,23 +294,28 @@ func fixUpMountPointAndPath(runtime *libpod.Runtime, ctr *libpod.Container, moun
mountPoint = newMountPoint
ctrPath = path
}
+
return mountPoint, ctrPath, nil
}
func isVolumeDestName(path string, ctr *libpod.Container) (bool, string, string) {
separator := string(os.PathSeparator)
+
if filepath.IsAbs(path) {
path = strings.TrimPrefix(path, separator)
}
+
if path == "" {
return false, "", ""
}
+
for _, vol := range ctr.Config().NamedVolumes {
volNamePath := strings.TrimPrefix(vol.Dest, separator)
if matchVolumePath(path, volNamePath) {
return true, vol.Dest, vol.Name
}
}
+
return false, "", ""
}
@@ -299,38 +324,47 @@ func pathWithVolumeMount(runtime *libpod.Runtime, volDestName, volName, path str
if err != nil {
return "", "", errors.Wrapf(err, "error getting volume destination %s", volName)
}
+
if !filepath.IsAbs(path) {
path = filepath.Join(string(os.PathSeparator), path)
}
+
return destVolume.MountPoint(), strings.TrimPrefix(path, volDestName), err
}
func isBindMountDestName(path string, ctr *libpod.Container) (bool, specs.Mount) {
separator := string(os.PathSeparator)
+
if filepath.IsAbs(path) {
path = strings.TrimPrefix(path, string(os.PathSeparator))
}
+
if path == "" {
return false, specs.Mount{}
}
+
for _, m := range ctr.Config().Spec.Mounts {
if m.Type != "bind" {
continue
}
+
mDest := strings.TrimPrefix(m.Destination, separator)
if matchVolumePath(path, mDest) {
return true, m
}
}
+
return false, specs.Mount{}
}
func matchVolumePath(path, target string) bool {
pathStr := filepath.Clean(path)
target = filepath.Clean(target)
+
for len(pathStr) > len(target) && strings.Contains(pathStr, string(os.PathSeparator)) {
pathStr = pathStr[:strings.LastIndex(pathStr, string(os.PathSeparator))]
}
+
return pathStr == target
}
@@ -338,5 +372,6 @@ func pathWithBindMountSource(m specs.Mount, path string) (string, string) {
if !filepath.IsAbs(path) {
path = filepath.Join(string(os.PathSeparator), path)
}
+
return m.Source, strings.TrimPrefix(path, m.Destination)
}