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yinxue
2025-08-25 15:46:12 +08:00
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465
routers/api/packages/rubygems/rubygems.go Normal file
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// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package rubygems
import (
"compress/gzip"
"compress/zlib"
"crypto/md5"
"errors"
"fmt"
"io"
"net/http"
"strings"
packages_model "code.gitea.io/gitea/models/packages"
"code.gitea.io/gitea/modules/cache"
"code.gitea.io/gitea/modules/optional"
packages_module "code.gitea.io/gitea/modules/packages"
rubygems_module "code.gitea.io/gitea/modules/packages/rubygems"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/routers/api/packages/helper"
"code.gitea.io/gitea/services/context"
packages_service "code.gitea.io/gitea/services/packages"
)
func apiError(ctx *context.Context, status int, obj any) {
helper.LogAndProcessError(ctx, status, obj, func(message string) {
ctx.PlainText(status, message)
})
}
// EnumeratePackages serves the package list
func EnumeratePackages(ctx *context.Context) {
packages, err := packages_model.GetVersionsByPackageType(ctx, ctx.Package.Owner.ID, packages_model.TypeRubyGems)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
enumeratePackages(ctx, "specs.4.8", packages)
}
// EnumeratePackagesLatest serves the list of the latest version of every package
func EnumeratePackagesLatest(ctx *context.Context) {
pvs, _, err := packages_model.SearchLatestVersions(ctx, &packages_model.PackageSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Type: packages_model.TypeRubyGems,
IsInternal: optional.Some(false),
})
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
enumeratePackages(ctx, "latest_specs.4.8", pvs)
}
// EnumeratePackagesPreRelease is not supported and serves an empty list
func EnumeratePackagesPreRelease(ctx *context.Context) {
enumeratePackages(ctx, "prerelease_specs.4.8", []*packages_model.PackageVersion{})
}
func enumeratePackages(ctx *context.Context, filename string, pvs []*packages_model.PackageVersion) {
pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
specs := make([]any, 0, len(pds))
for _, p := range pds {
specs = append(specs, []any{
p.Package.Name,
&rubygems_module.RubyUserMarshal{
Name: "Gem::Version",
Value: []string{p.Version.Version},
},
p.Metadata.(*rubygems_module.Metadata).Platform,
})
}
ctx.SetServeHeaders(&context.ServeHeaderOptions{
Filename: filename + ".gz",
})
zw := gzip.NewWriter(ctx.Resp)
defer zw.Close()
zw.Name = filename
if err := rubygems_module.NewMarshalEncoder(zw).Encode(specs); err != nil {
ctx.ServerError("Download file failed", err)
}
}
// ServePackageSpecification serves the compressed Gemspec file of a package
func ServePackageSpecification(ctx *context.Context) {
filename := ctx.PathParam("filename")
if !strings.HasSuffix(filename, ".gemspec.rz") {
apiError(ctx, http.StatusNotImplemented, nil)
return
}
pvs, err := getVersionsByFilename(ctx, filename[:len(filename)-10]+"gem")
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pvs) != 1 {
apiError(ctx, http.StatusNotFound, nil)
return
}
pd, err := packages_model.GetPackageDescriptor(ctx, pvs[0])
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
ctx.SetServeHeaders(&context.ServeHeaderOptions{
Filename: filename,
})
zw := zlib.NewWriter(ctx.Resp)
defer zw.Close()
metadata := pd.Metadata.(*rubygems_module.Metadata)
// create a Ruby Gem::Specification object
spec := &rubygems_module.RubyUserDef{
Name: "Gem::Specification",
Value: []any{
"3.2.3", // @rubygems_version
4, // @specification_version,
pd.Package.Name,
&rubygems_module.RubyUserMarshal{
Name: "Gem::Version",
Value: []string{pd.Version.Version},
},
nil, // date
metadata.Summary, // @summary
nil, // @required_ruby_version
nil, // @required_rubygems_version
metadata.Platform, // @original_platform
[]any{}, // @dependencies
nil, // rubyforge_project
"", // @email
metadata.Authors,
metadata.Description,
metadata.ProjectURL,
true, // has_rdoc
metadata.Platform, // @new_platform
nil,
metadata.Licenses,
},
}
if err := rubygems_module.NewMarshalEncoder(zw).Encode(spec); err != nil {
ctx.ServerError("Download file failed", err)
}
}
// DownloadPackageFile serves the content of a package
func DownloadPackageFile(ctx *context.Context) {
filename := ctx.PathParam("filename")
pvs, err := getVersionsByFilename(ctx, filename)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pvs) != 1 {
apiError(ctx, http.StatusNotFound, nil)
return
}
s, u, pf, err := packages_service.OpenFileForDownloadByPackageVersion(
ctx,
pvs[0],
&packages_service.PackageFileInfo{
Filename: filename,
},
)
if err != nil {
if errors.Is(err, packages_model.ErrPackageFileNotExist) {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
return
}
helper.ServePackageFile(ctx, s, u, pf)
}
// UploadPackageFile adds a file to the package. If the package does not exist, it gets created.
func UploadPackageFile(ctx *context.Context) {
upload, needToClose, err := ctx.UploadStream()
if err != nil {
apiError(ctx, http.StatusBadRequest, err)
return
}
if needToClose {
defer upload.Close()
}
buf, err := packages_module.CreateHashedBufferFromReader(upload)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer buf.Close()
rp, err := rubygems_module.ParsePackageMetaData(buf)
if err != nil {
if errors.Is(err, util.ErrInvalidArgument) {
apiError(ctx, http.StatusBadRequest, err)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
if _, err := buf.Seek(0, io.SeekStart); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
filename := makeGemFullFileName(rp.Name, rp.Version, rp.Metadata.Platform)
_, _, err = packages_service.CreatePackageAndAddFile(
ctx,
&packages_service.PackageCreationInfo{
PackageInfo: packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeRubyGems,
Name: rp.Name,
Version: rp.Version,
},
SemverCompatible: true,
Creator: ctx.Doer,
Metadata: rp.Metadata,
},
&packages_service.PackageFileCreationInfo{
PackageFileInfo: packages_service.PackageFileInfo{
Filename: filename,
},
Creator: ctx.Doer,
Data: buf,
IsLead: true,
},
)
if err != nil {
switch err {
case packages_model.ErrDuplicatePackageVersion:
apiError(ctx, http.StatusConflict, err)
case packages_service.ErrQuotaTotalCount, packages_service.ErrQuotaTypeSize, packages_service.ErrQuotaTotalSize:
apiError(ctx, http.StatusForbidden, err)
default:
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
ctx.Status(http.StatusCreated)
}
// DeletePackage deletes a package
func DeletePackage(ctx *context.Context) {
// Go populates the form only for POST, PUT and PATCH requests
if err := ctx.Req.ParseMultipartForm(32 << 20); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
packageName := ctx.FormString("gem_name")
packageVersion := ctx.FormString("version")
err := packages_service.RemovePackageVersionByNameAndVersion(
ctx,
ctx.Doer,
&packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeRubyGems,
Name: packageName,
Version: packageVersion,
},
)
if err != nil {
if errors.Is(err, packages_model.ErrPackageNotExist) {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
}
}
// GetPackageInfo returns a custom text based format for the single rubygem with a line for each version of the rubygem
// ref: https://guides.rubygems.org/rubygems-org-compact-index-api/
func GetPackageInfo(ctx *context.Context) {
packageName := ctx.PathParam("packagename")
versions, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeRubyGems, packageName)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(versions) == 0 {
apiError(ctx, http.StatusNotFound, nil)
return
}
infoContent, err := makePackageInfo(ctx, versions, cache.NewEphemeralCache())
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
ctx.PlainText(http.StatusOK, infoContent)
}
// GetAllPackagesVersions returns a custom text-based format containing information about all versions of all rubygems.
// ref: https://guides.rubygems.org/rubygems-org-compact-index-api/
func GetAllPackagesVersions(ctx *context.Context) {
packages, err := packages_model.GetPackagesByType(ctx, ctx.Package.Owner.ID, packages_model.TypeRubyGems)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
ephemeralCache := cache.NewEphemeralCache()
out := &strings.Builder{}
out.WriteString("---\n")
for _, pkg := range packages {
versions, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeRubyGems, pkg.Name)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(versions) == 0 {
continue
}
info, err := makePackageInfo(ctx, versions, ephemeralCache)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
// format: RUBYGEM [-]VERSION_PLATFORM[,VERSION_PLATFORM],...] MD5
_, _ = fmt.Fprintf(out, "%s ", pkg.Name)
for i, v := range versions {
sep := util.Iif(i == len(versions)-1, "", ",")
pd, err := packages_model.GetPackageDescriptorWithCache(ctx, v, ephemeralCache)
if errors.Is(err, util.ErrNotExist) {
continue
} else if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
writePackageVersionForList(pd.Metadata, v.Version, sep, out)
}
_, _ = fmt.Fprintf(out, " %x\n", md5.Sum([]byte(info)))
}
ctx.PlainText(http.StatusOK, out.String())
}
func writePackageVersionForList(metadata any, version, sep string, out *strings.Builder) {
if metadata, _ := metadata.(*rubygems_module.Metadata); metadata != nil && metadata.Platform != "" && metadata.Platform != "ruby" {
// VERSION_PLATFORM (see comment above in GetAllPackagesVersions)
_, _ = fmt.Fprintf(out, "%s_%s%s", version, metadata.Platform, sep)
} else {
// VERSION only
_, _ = fmt.Fprintf(out, "%s%s", version, sep)
}
}
func writePackageVersionRequirements(prefix string, reqs []rubygems_module.VersionRequirement, out *strings.Builder) {
out.WriteString(prefix)
if len(reqs) == 0 {
reqs = []rubygems_module.VersionRequirement{{Restriction: ">=", Version: "0"}}
}
for i, req := range reqs {
sep := util.Iif(i == 0, "", "&")
_, _ = fmt.Fprintf(out, "%s%s %s", sep, req.Restriction, req.Version)
}
}
func writePackageVersionForDependency(version, platform string, out *strings.Builder) {
if platform != "" && platform != "ruby" {
// VERSION-PLATFORM (see comment below in makePackageVersionDependency)
_, _ = fmt.Fprintf(out, "%s-%s ", version, platform)
} else {
// VERSION only
_, _ = fmt.Fprintf(out, "%s ", version)
}
}
func makePackageVersionDependency(ctx *context.Context, version *packages_model.PackageVersion, c *cache.EphemeralCache) (string, error) {
// format: VERSION[-PLATFORM] [DEPENDENCY[,DEPENDENCY,...]]|REQUIREMENT[,REQUIREMENT,...]
// DEPENDENCY: GEM:CONSTRAINT[&CONSTRAINT]
// REQUIREMENT: KEY:VALUE (always contains "checksum")
pd, err := packages_model.GetPackageDescriptorWithCache(ctx, version, c)
if err != nil {
return "", err
}
metadata := pd.Metadata.(*rubygems_module.Metadata)
fullFilename := makeGemFullFileName(pd.Package.Name, version.Version, metadata.Platform)
file, err := packages_model.GetFileForVersionByName(ctx, version.ID, fullFilename, "")
if err != nil {
return "", err
}
blob, err := packages_model.GetBlobByID(ctx, file.BlobID)
if err != nil {
return "", err
}
buf := &strings.Builder{}
writePackageVersionForDependency(version.Version, metadata.Platform, buf)
for i, dep := range metadata.RuntimeDependencies {
sep := util.Iif(i == 0, "", ",")
writePackageVersionRequirements(fmt.Sprintf("%s%s:", sep, dep.Name), dep.Version, buf)
}
_, _ = fmt.Fprintf(buf, "|checksum:%s", blob.HashSHA256)
if len(metadata.RequiredRubyVersion) != 0 {
writePackageVersionRequirements(",ruby:", metadata.RequiredRubyVersion, buf)
}
if len(metadata.RequiredRubygemsVersion) != 0 {
writePackageVersionRequirements(",rubygems:", metadata.RequiredRubygemsVersion, buf)
}
return buf.String(), nil
}
func makePackageInfo(ctx *context.Context, versions []*packages_model.PackageVersion, c *cache.EphemeralCache) (string, error) {
ret := "---\n"
for _, v := range versions {
dep, err := makePackageVersionDependency(ctx, v, c)
if err != nil {
return "", err
}
ret += dep + "\n"
}
return ret, nil
}
func makeGemFullFileName(gemName, version, platform string) string {
var basename string
if platform == "" || platform == "ruby" {
basename = fmt.Sprintf("%s-%s", gemName, version)
} else {
basename = fmt.Sprintf("%s-%s-%s", gemName, version, platform)
}
return strings.ToLower(basename) + ".gem"
}
func getVersionsByFilename(ctx *context.Context, filename string) ([]*packages_model.PackageVersion, error) {
pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Type: packages_model.TypeRubyGems,
HasFileWithName: filename,
IsInternal: optional.Some(false),
})
return pvs, err
}

41
routers/api/packages/rubygems/rubygems_test.go Normal file
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// Copyright 2025 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package rubygems
import (
"strings"
"testing"
rubygems_module "code.gitea.io/gitea/modules/packages/rubygems"
"github.com/stretchr/testify/assert"
)
func TestWritePackageVersion(t *testing.T) {
buf := &strings.Builder{}
writePackageVersionForList(nil, "1.0", " ", buf)
assert.Equal(t, "1.0 ", buf.String())
buf.Reset()
writePackageVersionForList(&rubygems_module.Metadata{Platform: "ruby"}, "1.0", " ", buf)
assert.Equal(t, "1.0 ", buf.String())
buf.Reset()
writePackageVersionForList(&rubygems_module.Metadata{Platform: "linux"}, "1.0", " ", buf)
assert.Equal(t, "1.0_linux ", buf.String())
buf.Reset()
writePackageVersionForDependency("1.0", "", buf)
assert.Equal(t, "1.0 ", buf.String())
buf.Reset()
writePackageVersionForDependency("1.0", "ruby", buf)
assert.Equal(t, "1.0 ", buf.String())
buf.Reset()
writePackageVersionForDependency("1.0", "os", buf)
assert.Equal(t, "1.0-os ", buf.String())
buf.Reset()
}