379 lines
12 KiB
Go
379 lines
12 KiB
Go
package compat
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import (
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"encoding/json"
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"fmt"
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"io"
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"io/ioutil"
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"net/http"
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"os"
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"strings"
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"github.com/containers/buildah"
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"github.com/containers/image/v5/manifest"
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"github.com/containers/podman/v2/libpod"
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image2 "github.com/containers/podman/v2/libpod/image"
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"github.com/containers/podman/v2/pkg/api/handlers"
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"github.com/containers/podman/v2/pkg/api/handlers/utils"
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"github.com/containers/podman/v2/pkg/auth"
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"github.com/containers/podman/v2/pkg/domain/entities"
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"github.com/containers/podman/v2/pkg/util"
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"github.com/docker/docker/api/types"
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"github.com/gorilla/schema"
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"github.com/pkg/errors"
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)
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func ExportImage(w http.ResponseWriter, r *http.Request) {
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// 200 ok
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// 500 server
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runtime := r.Context().Value("runtime").(*libpod.Runtime)
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name := utils.GetName(r)
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newImage, err := runtime.ImageRuntime().NewFromLocal(name)
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if err != nil {
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utils.ImageNotFound(w, name, errors.Wrapf(err, "Failed to find image %s", name))
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return
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}
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tmpfile, err := ioutil.TempFile("", "api.tar")
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "unable to create tempfile"))
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return
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}
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if err := tmpfile.Close(); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "unable to close tempfile"))
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return
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}
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if err := newImage.Save(r.Context(), name, "docker-archive", tmpfile.Name(), []string{}, false, false); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to save image"))
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return
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}
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rdr, err := os.Open(tmpfile.Name())
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to read the exported tarfile"))
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return
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}
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defer rdr.Close()
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defer os.Remove(tmpfile.Name())
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utils.WriteResponse(w, http.StatusOK, rdr)
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}
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func PruneImages(w http.ResponseWriter, r *http.Request) {
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var (
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filters []string
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)
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decoder := r.Context().Value("decoder").(*schema.Decoder)
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runtime := r.Context().Value("runtime").(*libpod.Runtime)
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query := struct {
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All bool
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Filters map[string][]string `schema:"filters"`
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}{
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// This is where you can override the golang default value for one of fields
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}
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if err := decoder.Decode(&query, r.URL.Query()); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
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return
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}
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idr := []types.ImageDeleteResponseItem{}
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for k, v := range query.Filters {
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for _, val := range v {
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filters = append(filters, fmt.Sprintf("%s=%s", k, val))
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}
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}
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pruneCids, err := runtime.ImageRuntime().PruneImages(r.Context(), query.All, filters)
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if err != nil {
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utils.InternalServerError(w, err)
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return
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}
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for _, p := range pruneCids {
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idr = append(idr, types.ImageDeleteResponseItem{
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Deleted: p,
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})
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}
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//FIXME/TODO to do this exactly correct, pruneimages needs to return idrs and space-reclaimed, then we are golden
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ipr := types.ImagesPruneReport{
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ImagesDeleted: idr,
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SpaceReclaimed: 1, // TODO we cannot supply this right now
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}
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utils.WriteResponse(w, http.StatusOK, handlers.ImagesPruneReport{ImagesPruneReport: ipr})
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}
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func CommitContainer(w http.ResponseWriter, r *http.Request) {
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var (
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destImage string
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)
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decoder := r.Context().Value("decoder").(*schema.Decoder)
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runtime := r.Context().Value("runtime").(*libpod.Runtime)
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query := struct {
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Author string `schema:"author"`
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Changes string `schema:"changes"`
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Comment string `schema:"comment"`
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Container string `schema:"container"`
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//fromSrc string # fromSrc is currently unused
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Pause bool `schema:"pause"`
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Repo string `schema:"repo"`
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Tag string `schema:"tag"`
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}{
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// This is where you can override the golang default value for one of fields
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}
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if err := decoder.Decode(&query, r.URL.Query()); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
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return
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}
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rtc, err := runtime.GetConfig()
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()"))
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return
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}
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sc := image2.GetSystemContext(rtc.Engine.SignaturePolicyPath, "", false)
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tag := "latest"
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options := libpod.ContainerCommitOptions{
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Pause: true,
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}
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options.CommitOptions = buildah.CommitOptions{
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SignaturePolicyPath: rtc.Engine.SignaturePolicyPath,
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ReportWriter: os.Stderr,
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SystemContext: sc,
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PreferredManifestType: manifest.DockerV2Schema2MediaType,
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}
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input := handlers.CreateContainerConfig{}
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if err := json.NewDecoder(r.Body).Decode(&input); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()"))
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return
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}
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if len(query.Tag) > 0 {
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tag = query.Tag
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}
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options.Message = query.Comment
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options.Author = query.Author
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options.Pause = query.Pause
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options.Changes = strings.Fields(query.Changes)
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ctr, err := runtime.LookupContainer(query.Container)
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusNotFound, err)
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return
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}
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// I know mitr hates this ... but doing for now
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if len(query.Repo) > 1 {
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destImage = fmt.Sprintf("%s:%s", query.Repo, tag)
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}
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commitImage, err := ctr.Commit(r.Context(), destImage, options)
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if err != nil && !strings.Contains(err.Error(), "is not running") {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrapf(err, "CommitFailure"))
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return
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}
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utils.WriteResponse(w, http.StatusOK, handlers.IDResponse{ID: commitImage.ID()}) // nolint
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}
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func CreateImageFromSrc(w http.ResponseWriter, r *http.Request) {
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// 200 no error
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// 404 repo does not exist or no read access
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// 500 internal
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decoder := r.Context().Value("decoder").(*schema.Decoder)
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runtime := r.Context().Value("runtime").(*libpod.Runtime)
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query := struct {
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FromSrc string `schema:"fromSrc"`
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Changes []string `schema:"changes"`
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}{
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// This is where you can override the golang default value for one of fields
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}
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if err := decoder.Decode(&query, r.URL.Query()); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
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return
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}
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// fromSrc – Source to import. The value may be a URL from which the image can be retrieved or - to read the image from the request body. This parameter may only be used when importing an image.
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source := query.FromSrc
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if source == "-" {
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f, err := ioutil.TempFile("", "api_load.tar")
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to create tempfile"))
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return
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}
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source = f.Name()
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if err := SaveFromBody(f, r); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to write temporary file"))
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}
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}
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iid, err := runtime.Import(r.Context(), source, "", query.Changes, "", false)
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "unable to import tarball"))
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return
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}
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tmpfile, err := ioutil.TempFile("", "fromsrc.tar")
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "unable to create tempfile"))
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return
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}
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if err := tmpfile.Close(); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "unable to close tempfile"))
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return
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}
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// Success
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utils.WriteResponse(w, http.StatusOK, struct {
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Status string `json:"status"`
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Progress string `json:"progress"`
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ProgressDetail map[string]string `json:"progressDetail"`
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Id string `json:"id"` //nolint
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}{
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Status: iid,
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ProgressDetail: map[string]string{},
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Id: iid,
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})
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}
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func CreateImageFromImage(w http.ResponseWriter, r *http.Request) {
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// 200 no error
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// 404 repo does not exist or no read access
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// 500 internal
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decoder := r.Context().Value("decoder").(*schema.Decoder)
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runtime := r.Context().Value("runtime").(*libpod.Runtime)
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query := struct {
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FromImage string `schema:"fromImage"`
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Tag string `schema:"tag"`
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}{
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// This is where you can override the golang default value for one of fields
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}
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if err := decoder.Decode(&query, r.URL.Query()); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
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return
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}
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fromImage := query.FromImage
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if len(query.Tag) >= 1 {
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fromImage = fmt.Sprintf("%s:%s", fromImage, query.Tag)
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}
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authConf, authfile, err := auth.GetCredentials(r)
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse %q header for %s", auth.XRegistryAuthHeader, r.URL.String()))
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return
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}
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defer auth.RemoveAuthfile(authfile)
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registryOpts := image2.DockerRegistryOptions{DockerRegistryCreds: authConf}
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if sys := runtime.SystemContext(); sys != nil {
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registryOpts.DockerCertPath = sys.DockerCertPath
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}
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img, err := runtime.ImageRuntime().New(r.Context(),
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fromImage,
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"", // signature policy
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authfile,
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nil, // writer
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®istryOpts,
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image2.SigningOptions{},
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nil, // label
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util.PullImageMissing,
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)
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, err)
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return
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}
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// Success
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utils.WriteResponse(w, http.StatusOK, struct {
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Status string `json:"status"`
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Error string `json:"error"`
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Progress string `json:"progress"`
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ProgressDetail map[string]string `json:"progressDetail"`
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Id string `json:"id"` //nolint
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}{
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Status: fmt.Sprintf("pulling image (%s) from %s", img.Tag, strings.Join(img.Names(), ", ")),
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ProgressDetail: map[string]string{},
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Id: img.ID(),
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})
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}
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func GetImage(w http.ResponseWriter, r *http.Request) {
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// 200 no error
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// 404 no such
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// 500 internal
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name := utils.GetName(r)
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newImage, err := utils.GetImage(r, name)
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusNotFound, errors.Wrapf(err, "Failed to find image %s", name))
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return
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}
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inspect, err := handlers.ImageDataToImageInspect(r.Context(), newImage)
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if err != nil {
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utils.Error(w, "Server error", http.StatusInternalServerError, errors.Wrapf(err, "Failed to convert ImageData to ImageInspect '%s'", inspect.ID))
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return
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}
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utils.WriteResponse(w, http.StatusOK, inspect)
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}
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func GetImages(w http.ResponseWriter, r *http.Request) {
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images, err := utils.GetImages(w, r)
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Failed get images"))
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return
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}
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var summaries = make([]*entities.ImageSummary, len(images))
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for j, img := range images {
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is, err := handlers.ImageToImageSummary(img)
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Failed transform image summaries"))
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return
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}
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summaries[j] = is
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}
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utils.WriteResponse(w, http.StatusOK, summaries)
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}
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func LoadImages(w http.ResponseWriter, r *http.Request) {
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// TODO this is basically wrong
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decoder := r.Context().Value("decoder").(*schema.Decoder)
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runtime := r.Context().Value("runtime").(*libpod.Runtime)
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query := struct {
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Changes map[string]string `json:"changes"`
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Message string `json:"message"`
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Quiet bool `json:"quiet"`
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}{
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// This is where you can override the golang default value for one of fields
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}
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if err := decoder.Decode(&query, r.URL.Query()); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
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return
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}
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var (
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err error
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writer io.Writer
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)
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f, err := ioutil.TempFile("", "api_load.tar")
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to create tempfile"))
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return
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}
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if err := SaveFromBody(f, r); err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to write temporary file"))
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return
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}
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id, err := runtime.LoadImage(r.Context(), "", f.Name(), writer, "")
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//id, err := runtime.Import(r.Context())
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if err != nil {
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utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "failed to load image"))
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return
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}
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utils.WriteResponse(w, http.StatusOK, struct {
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Stream string `json:"stream"`
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}{
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Stream: fmt.Sprintf("Loaded image: %s\n", id),
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})
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}
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