diff options
Diffstat (limited to 'pkg/api')
| -rw-r--r-- | pkg/api/handlers/compat/containers_export.go | 42 | ||||
| -rw-r--r-- | pkg/api/server/register_containers.go | 45 |
2 files changed, 87 insertions, 0 deletions
diff --git a/pkg/api/handlers/compat/containers_export.go b/pkg/api/handlers/compat/containers_export.go new file mode 100644 index 000000000..37b9fbf2b --- /dev/null +++ b/pkg/api/handlers/compat/containers_export.go @@ -0,0 +1,42 @@ +package compat + +import ( + "io/ioutil" + "net/http" + "os" + + "github.com/containers/libpod/libpod" + "github.com/containers/libpod/pkg/api/handlers/utils" + "github.com/pkg/errors" +) + +func ExportContainer(w http.ResponseWriter, r *http.Request) { + runtime := r.Context().Value("runtime").(*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, "unable to create tarball tempfile", http.StatusInternalServerError, errors.Wrap(err, "unable to create tempfile")) + return + } + defer os.Remove(tmpfile.Name()) + if err := tmpfile.Close(); err != nil { + utils.Error(w, "unable to close tempfile", http.StatusInternalServerError, errors.Wrap(err, "unable to close tempfile")) + return + } + if err := con.Export(tmpfile.Name()); err != nil { + utils.Error(w, "failed to save the image", http.StatusInternalServerError, errors.Wrap(err, "failed to save image")) + return + } + rdr, err := os.Open(tmpfile.Name()) + if err != nil { + utils.Error(w, "failed to read temp tarball", http.StatusInternalServerError, errors.Wrap(err, "failed to read the exported tarfile")) + return + } + defer rdr.Close() + utils.WriteResponse(w, http.StatusOK, rdr) +} diff --git a/pkg/api/server/register_containers.go b/pkg/api/server/register_containers.go index 08834ff01..145c054c0 100644 --- a/pkg/api/server/register_containers.go +++ b/pkg/api/server/register_containers.go @@ -587,6 +587,29 @@ func (s *APIServer) registerContainersHandlers(r *mux.Router) error { r.HandleFunc(VersionedPath("/containers/{name}/resize"), s.APIHandler(compat.ResizeContainer)).Methods(http.MethodPost) // Added non version path to URI to support docker non versioned paths r.HandleFunc("/containers/{name}/resize", s.APIHandler(compat.ResizeContainer)).Methods(http.MethodPost) + // swagger:operation GET /containers/{name}/export compat exportContainer + // --- + // tags: + // - containers (compat) + // summary: Export a container + // description: Export the contents of a container as a tarball. + // parameters: + // - in: path + // name: name + // type: string + // required: true + // description: the name or ID of the container + // produces: + // - application/json + // responses: + // 200: + // description: tarball is returned in body + // 404: + // $ref: "#/responses/NoSuchContainer" + // 500: + // $ref: "#/responses/InternalError" + r.HandleFunc(VersionedPath("/containers/{name}/export"), s.APIHandler(compat.ExportContainer)).Methods(http.MethodGet) + r.HandleFunc("/containers/{name}/export", s.APIHandler(compat.ExportContainer)).Methods(http.MethodGet) /* libpod endpoints @@ -1237,5 +1260,27 @@ func (s *APIServer) registerContainersHandlers(r *mux.Router) error { // 500: // $ref: "#/responses/InternalError" r.HandleFunc(VersionedPath("/libpod/containers/{name}/resize"), s.APIHandler(compat.ResizeContainer)).Methods(http.MethodPost) + // swagger:operation GET /libpod/containers/{name}/export libpod libpodExportContainer + // --- + // tags: + // - containers + // summary: Export a container + // description: Export the contents of a container as a tarball. + // parameters: + // - in: path + // name: name + // type: string + // required: true + // description: the name or ID of the container + // produces: + // - application/json + // responses: + // 200: + // description: tarball is returned in body + // 404: + // $ref: "#/responses/NoSuchContainer" + // 500: + // $ref: "#/responses/InternalError" + r.HandleFunc(VersionedPath("/libpod/containers/{name}/export"), s.APIHandler(compat.ExportContainer)).Methods(http.MethodGet) return nil } |