mirror of
https://github.com/go-gitea/gitea.git
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Fixes #24723 Direct serving of content aka HTTP redirect is not mentioned in any of the package registry specs but lots of official registries do that so it should be supported by the usual clients.
216 lines
5.8 KiB
Go
216 lines
5.8 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package helm
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import (
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"errors"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"strings"
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"time"
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packages_model "code.gitea.io/gitea/models/packages"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/json"
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"code.gitea.io/gitea/modules/log"
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packages_module "code.gitea.io/gitea/modules/packages"
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helm_module "code.gitea.io/gitea/modules/packages/helm"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/util"
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"code.gitea.io/gitea/routers/api/packages/helper"
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packages_service "code.gitea.io/gitea/services/packages"
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"gopkg.in/yaml.v3"
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)
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func apiError(ctx *context.Context, status int, obj interface{}) {
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helper.LogAndProcessError(ctx, status, obj, func(message string) {
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type Error struct {
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Error string `json:"error"`
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}
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ctx.JSON(status, Error{
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Error: message,
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})
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})
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}
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// Index generates the Helm charts index
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func Index(ctx *context.Context) {
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pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
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OwnerID: ctx.Package.Owner.ID,
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Type: packages_model.TypeHelm,
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IsInternal: util.OptionalBoolFalse,
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})
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if err != nil {
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apiError(ctx, http.StatusInternalServerError, err)
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return
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}
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baseURL := setting.AppURL + "api/packages/" + url.PathEscape(ctx.Package.Owner.Name) + "/helm"
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type ChartVersion struct {
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helm_module.Metadata `yaml:",inline"`
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URLs []string `yaml:"urls"`
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Created time.Time `yaml:"created,omitempty"`
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Removed bool `yaml:"removed,omitempty"`
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Digest string `yaml:"digest,omitempty"`
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}
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type ServerInfo struct {
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ContextPath string `yaml:"contextPath,omitempty"`
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}
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type Index struct {
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APIVersion string `yaml:"apiVersion"`
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Entries map[string][]*ChartVersion `yaml:"entries"`
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Generated time.Time `yaml:"generated,omitempty"`
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ServerInfo *ServerInfo `yaml:"serverInfo,omitempty"`
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}
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entries := make(map[string][]*ChartVersion)
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for _, pv := range pvs {
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metadata := &helm_module.Metadata{}
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if err := json.Unmarshal([]byte(pv.MetadataJSON), &metadata); err != nil {
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apiError(ctx, http.StatusInternalServerError, err)
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return
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}
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entries[metadata.Name] = append(entries[metadata.Name], &ChartVersion{
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Metadata: *metadata,
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Created: pv.CreatedUnix.AsTime(),
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URLs: []string{fmt.Sprintf("%s/%s", baseURL, url.PathEscape(createFilename(metadata)))},
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})
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}
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ctx.Resp.WriteHeader(http.StatusOK)
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if err := yaml.NewEncoder(ctx.Resp).Encode(&Index{
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APIVersion: "v1",
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Entries: entries,
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Generated: time.Now(),
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ServerInfo: &ServerInfo{
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ContextPath: setting.AppSubURL + "/api/packages/" + url.PathEscape(ctx.Package.Owner.Name) + "/helm",
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},
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}); err != nil {
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log.Error("YAML encode failed: %v", err)
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}
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}
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// DownloadPackageFile serves the content of a package
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func DownloadPackageFile(ctx *context.Context) {
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filename := ctx.Params("filename")
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pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
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OwnerID: ctx.Package.Owner.ID,
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Type: packages_model.TypeHelm,
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Name: packages_model.SearchValue{
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ExactMatch: true,
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Value: ctx.Params("package"),
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},
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HasFileWithName: filename,
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IsInternal: util.OptionalBoolFalse,
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})
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if err != nil {
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apiError(ctx, http.StatusInternalServerError, err)
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return
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}
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if len(pvs) != 1 {
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apiError(ctx, http.StatusNotFound, nil)
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return
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}
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s, u, pf, err := packages_service.GetFileStreamByPackageVersion(
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ctx,
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pvs[0],
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&packages_service.PackageFileInfo{
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Filename: filename,
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},
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)
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if err != nil {
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if err == packages_model.ErrPackageFileNotExist {
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apiError(ctx, http.StatusNotFound, err)
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return
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}
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apiError(ctx, http.StatusInternalServerError, err)
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return
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}
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helper.ServePackageFile(ctx, s, u, pf)
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}
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// UploadPackage creates a new package
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func UploadPackage(ctx *context.Context) {
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upload, needToClose, err := ctx.UploadStream()
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if err != nil {
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apiError(ctx, http.StatusInternalServerError, err)
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return
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}
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if needToClose {
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defer upload.Close()
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}
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buf, err := packages_module.CreateHashedBufferFromReader(upload)
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if err != nil {
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apiError(ctx, http.StatusInternalServerError, err)
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return
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}
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defer buf.Close()
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metadata, err := helm_module.ParseChartArchive(buf)
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if err != nil {
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if errors.Is(err, util.ErrInvalidArgument) {
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apiError(ctx, http.StatusBadRequest, err)
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} else {
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apiError(ctx, http.StatusInternalServerError, err)
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}
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return
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}
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if _, err := buf.Seek(0, io.SeekStart); err != nil {
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apiError(ctx, http.StatusInternalServerError, err)
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return
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}
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_, _, err = packages_service.CreatePackageOrAddFileToExisting(
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&packages_service.PackageCreationInfo{
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PackageInfo: packages_service.PackageInfo{
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Owner: ctx.Package.Owner,
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PackageType: packages_model.TypeHelm,
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Name: metadata.Name,
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Version: metadata.Version,
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},
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SemverCompatible: true,
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Creator: ctx.Doer,
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Metadata: metadata,
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},
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&packages_service.PackageFileCreationInfo{
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PackageFileInfo: packages_service.PackageFileInfo{
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Filename: createFilename(metadata),
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},
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Creator: ctx.Doer,
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Data: buf,
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IsLead: true,
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OverwriteExisting: true,
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},
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)
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if err != nil {
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switch err {
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case packages_model.ErrDuplicatePackageVersion:
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apiError(ctx, http.StatusConflict, err)
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case packages_service.ErrQuotaTotalCount, packages_service.ErrQuotaTypeSize, packages_service.ErrQuotaTotalSize:
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apiError(ctx, http.StatusForbidden, err)
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default:
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apiError(ctx, http.StatusInternalServerError, err)
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}
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return
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}
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ctx.Status(http.StatusCreated)
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}
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func createFilename(metadata *helm_module.Metadata) string {
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return strings.ToLower(fmt.Sprintf("%s-%s.tgz", metadata.Name, metadata.Version))
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}
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