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forgejo/routers/api/packages/nuget/nuget.go
KN4CK3R ff4e292b3f
Add support for HEAD requests in Maven registry (#21834) (#21929)
Backport of #21834

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
2022-11-25 13:46:28 +02:00

588 lines
17 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package nuget
import (
"encoding/xml"
"errors"
"fmt"
"io"
"net/http"
"regexp"
"strings"
"code.gitea.io/gitea/models/db"
packages_model "code.gitea.io/gitea/models/packages"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/log"
packages_module "code.gitea.io/gitea/modules/packages"
nuget_module "code.gitea.io/gitea/modules/packages/nuget"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/routers/api/packages/helper"
packages_service "code.gitea.io/gitea/services/packages"
)
func apiError(ctx *context.Context, status int, obj interface{}) {
helper.LogAndProcessError(ctx, status, obj, func(message string) {
ctx.JSON(status, map[string]string{
"Message": message,
})
})
}
func xmlResponse(ctx *context.Context, status int, obj interface{}) {
ctx.Resp.Header().Set("Content-Type", "application/atom+xml; charset=utf-8")
ctx.Resp.WriteHeader(status)
if _, err := ctx.Resp.Write([]byte(xml.Header)); err != nil {
log.Error("Write failed: %v", err)
}
if err := xml.NewEncoder(ctx.Resp).Encode(obj); err != nil {
log.Error("XML encode failed: %v", err)
}
}
// https://github.com/NuGet/NuGet.Client/blob/dev/src/NuGet.Core/NuGet.Protocol/LegacyFeed/V2FeedQueryBuilder.cs
func ServiceIndexV2(ctx *context.Context) {
base := setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"
xmlResponse(ctx, http.StatusOK, &ServiceIndexResponseV2{
Base: base,
Xmlns: "http://www.w3.org/2007/app",
XmlnsAtom: "http://www.w3.org/2005/Atom",
Workspace: ServiceWorkspace{
Title: AtomTitle{
Type: "text",
Text: "Default",
},
Collection: ServiceCollection{
Href: "Packages",
Title: AtomTitle{
Type: "text",
Text: "Packages",
},
},
},
})
}
// https://docs.microsoft.com/en-us/nuget/api/service-index
func ServiceIndexV3(ctx *context.Context) {
root := setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"
ctx.JSON(http.StatusOK, &ServiceIndexResponseV3{
Version: "3.0.0",
Resources: []ServiceResource{
{ID: root + "/query", Type: "SearchQueryService"},
{ID: root + "/query", Type: "SearchQueryService/3.0.0-beta"},
{ID: root + "/query", Type: "SearchQueryService/3.0.0-rc"},
{ID: root + "/registration", Type: "RegistrationsBaseUrl"},
{ID: root + "/registration", Type: "RegistrationsBaseUrl/3.0.0-beta"},
{ID: root + "/registration", Type: "RegistrationsBaseUrl/3.0.0-rc"},
{ID: root + "/package", Type: "PackageBaseAddress/3.0.0"},
{ID: root, Type: "PackagePublish/2.0.0"},
{ID: root + "/symbolpackage", Type: "SymbolPackagePublish/4.9.0"},
},
})
}
// https://github.com/NuGet/NuGet.Client/blob/dev/src/NuGet.Core/NuGet.Protocol/LegacyFeed/LegacyFeedCapabilityResourceV2Feed.cs
func FeedCapabilityResource(ctx *context.Context) {
xmlResponse(ctx, http.StatusOK, Metadata)
}
var searchTermExtract = regexp.MustCompile(`'([^']+)'`)
// https://github.com/NuGet/NuGet.Client/blob/dev/src/NuGet.Core/NuGet.Protocol/LegacyFeed/V2FeedQueryBuilder.cs
func SearchServiceV2(ctx *context.Context) {
searchTerm := strings.Trim(ctx.FormTrim("searchTerm"), "'")
if searchTerm == "" {
// $filter contains a query like:
// (((Id ne null) and substringof('microsoft',tolower(Id)))
// We don't support these queries, just extract the search term.
match := searchTermExtract.FindStringSubmatch(ctx.FormTrim("$filter"))
if len(match) == 2 {
searchTerm = strings.TrimSpace(match[1])
}
}
skip, take := ctx.FormInt("skip"), ctx.FormInt("take")
if skip == 0 {
skip = ctx.FormInt("$skip")
}
if take == 0 {
take = ctx.FormInt("$top")
}
pvs, total, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Type: packages_model.TypeNuGet,
Name: packages_model.SearchValue{Value: searchTerm},
IsInternal: util.OptionalBoolFalse,
Paginator: db.NewAbsoluteListOptions(
skip,
take,
),
})
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
resp := createFeedResponse(
&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
total,
pds,
)
xmlResponse(ctx, http.StatusOK, resp)
}
// https://docs.microsoft.com/en-us/nuget/api/search-query-service-resource#search-for-packages
func SearchServiceV3(ctx *context.Context) {
pvs, count, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Type: packages_model.TypeNuGet,
Name: packages_model.SearchValue{Value: ctx.FormTrim("q")},
IsInternal: util.OptionalBoolFalse,
Paginator: db.NewAbsoluteListOptions(
ctx.FormInt("skip"),
ctx.FormInt("take"),
),
})
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
resp := createSearchResultResponse(
&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
count,
pds,
)
ctx.JSON(http.StatusOK, resp)
}
// https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#registration-index
func RegistrationIndex(ctx *context.Context) {
packageName := ctx.Params("id")
pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pvs) == 0 {
apiError(ctx, http.StatusNotFound, err)
return
}
pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
resp := createRegistrationIndexResponse(
&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
pds,
)
ctx.JSON(http.StatusOK, resp)
}
// https://github.com/NuGet/NuGet.Client/blob/dev/src/NuGet.Core/NuGet.Protocol/LegacyFeed/V2FeedQueryBuilder.cs
func RegistrationLeafV2(ctx *context.Context) {
packageName := ctx.Params("id")
packageVersion := ctx.Params("version")
pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName, packageVersion)
if err != nil {
if err == packages_model.ErrPackageNotExist {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
return
}
pd, err := packages_model.GetPackageDescriptor(ctx, pv)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
resp := createEntryResponse(
&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
pd,
)
xmlResponse(ctx, http.StatusOK, resp)
}
// https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#registration-leaf
func RegistrationLeafV3(ctx *context.Context) {
packageName := ctx.Params("id")
packageVersion := strings.TrimSuffix(ctx.Params("version"), ".json")
pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName, packageVersion)
if err != nil {
if err == packages_model.ErrPackageNotExist {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
return
}
pd, err := packages_model.GetPackageDescriptor(ctx, pv)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
resp := createRegistrationLeafResponse(
&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
pd,
)
ctx.JSON(http.StatusOK, resp)
}
// https://github.com/NuGet/NuGet.Client/blob/dev/src/NuGet.Core/NuGet.Protocol/LegacyFeed/V2FeedQueryBuilder.cs
func EnumeratePackageVersionsV2(ctx *context.Context) {
packageName := strings.Trim(ctx.FormTrim("id"), "'")
pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
resp := createFeedResponse(
&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
int64(len(pds)),
pds,
)
xmlResponse(ctx, http.StatusOK, resp)
}
// https://docs.microsoft.com/en-us/nuget/api/package-base-address-resource#enumerate-package-versions
func EnumeratePackageVersionsV3(ctx *context.Context) {
packageName := ctx.Params("id")
pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pvs) == 0 {
apiError(ctx, http.StatusNotFound, err)
return
}
pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
resp := createPackageVersionsResponse(pds)
ctx.JSON(http.StatusOK, resp)
}
// https://docs.microsoft.com/en-us/nuget/api/package-base-address-resource#download-package-content-nupkg
func DownloadPackageFile(ctx *context.Context) {
packageName := ctx.Params("id")
packageVersion := ctx.Params("version")
filename := ctx.Params("filename")
s, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
ctx,
&packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeNuGet,
Name: packageName,
Version: packageVersion,
},
&packages_service.PackageFileInfo{
Filename: filename,
},
)
if err != nil {
if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer s.Close()
ctx.ServeContent(s, &context.ServeHeaderOptions{
Filename: pf.Name,
LastModified: pf.CreatedUnix.AsLocalTime(),
})
}
// UploadPackage creates a new package with the metadata contained in the uploaded nupgk file
// https://docs.microsoft.com/en-us/nuget/api/package-publish-resource#push-a-package
func UploadPackage(ctx *context.Context) {
np, buf, closables := processUploadedFile(ctx, nuget_module.DependencyPackage)
defer func() {
for _, c := range closables {
c.Close()
}
}()
if np == nil {
return
}
_, _, err := packages_service.CreatePackageAndAddFile(
&packages_service.PackageCreationInfo{
PackageInfo: packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeNuGet,
Name: np.ID,
Version: np.Version,
},
SemverCompatible: true,
Creator: ctx.Doer,
Metadata: np.Metadata,
},
&packages_service.PackageFileCreationInfo{
PackageFileInfo: packages_service.PackageFileInfo{
Filename: strings.ToLower(fmt.Sprintf("%s.%s.nupkg", np.ID, np.Version)),
},
Data: buf,
IsLead: true,
},
)
if err != nil {
if err == packages_model.ErrDuplicatePackageVersion {
apiError(ctx, http.StatusConflict, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
return
}
ctx.Status(http.StatusCreated)
}
// UploadSymbolPackage adds a symbol package to an existing package
// https://docs.microsoft.com/en-us/nuget/api/symbol-package-publish-resource
func UploadSymbolPackage(ctx *context.Context) {
np, buf, closables := processUploadedFile(ctx, nuget_module.SymbolsPackage)
defer func() {
for _, c := range closables {
c.Close()
}
}()
if np == nil {
return
}
pdbs, err := nuget_module.ExtractPortablePdb(buf, buf.Size())
if err != nil {
apiError(ctx, http.StatusBadRequest, err)
return
}
defer pdbs.Close()
if _, err := buf.Seek(0, io.SeekStart); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
pi := &packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeNuGet,
Name: np.ID,
Version: np.Version,
}
_, _, err = packages_service.AddFileToExistingPackage(
pi,
&packages_service.PackageFileCreationInfo{
PackageFileInfo: packages_service.PackageFileInfo{
Filename: strings.ToLower(fmt.Sprintf("%s.%s.snupkg", np.ID, np.Version)),
},
Data: buf,
IsLead: false,
},
)
if err != nil {
switch err {
case packages_model.ErrPackageNotExist:
apiError(ctx, http.StatusNotFound, err)
case packages_model.ErrDuplicatePackageFile:
apiError(ctx, http.StatusConflict, err)
default:
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
for _, pdb := range pdbs {
_, _, err := packages_service.AddFileToExistingPackage(
pi,
&packages_service.PackageFileCreationInfo{
PackageFileInfo: packages_service.PackageFileInfo{
Filename: strings.ToLower(pdb.Name),
CompositeKey: strings.ToLower(pdb.ID),
},
Data: pdb.Content,
IsLead: false,
Properties: map[string]string{
nuget_module.PropertySymbolID: strings.ToLower(pdb.ID),
},
},
)
if err != nil {
switch err {
case packages_model.ErrDuplicatePackageFile:
apiError(ctx, http.StatusConflict, err)
default:
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
}
ctx.Status(http.StatusCreated)
}
func processUploadedFile(ctx *context.Context, expectedType nuget_module.PackageType) (*nuget_module.Package, *packages_module.HashedBuffer, []io.Closer) {
closables := make([]io.Closer, 0, 2)
upload, close, err := ctx.UploadStream()
if err != nil {
apiError(ctx, http.StatusBadRequest, err)
return nil, nil, closables
}
if close {
closables = append(closables, upload)
}
buf, err := packages_module.CreateHashedBufferFromReader(upload, 32*1024*1024)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return nil, nil, closables
}
closables = append(closables, buf)
np, err := nuget_module.ParsePackageMetaData(buf, buf.Size())
if err != nil {
if err == nuget_module.ErrMissingNuspecFile || err == nuget_module.ErrNuspecFileTooLarge || err == nuget_module.ErrNuspecInvalidID || err == nuget_module.ErrNuspecInvalidVersion {
apiError(ctx, http.StatusBadRequest, err)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return nil, nil, closables
}
if np.PackageType != expectedType {
apiError(ctx, http.StatusBadRequest, errors.New("unexpected package type"))
return nil, nil, closables
}
if _, err := buf.Seek(0, io.SeekStart); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return nil, nil, closables
}
return np, buf, closables
}
// https://github.com/dotnet/symstore/blob/main/docs/specs/Simple_Symbol_Query_Protocol.md#request
func DownloadSymbolFile(ctx *context.Context) {
filename := ctx.Params("filename")
guid := ctx.Params("guid")[:32]
filename2 := ctx.Params("filename2")
if filename != filename2 {
apiError(ctx, http.StatusBadRequest, nil)
return
}
pfs, _, err := packages_model.SearchFiles(ctx, &packages_model.PackageFileSearchOptions{
OwnerID: ctx.Package.Owner.ID,
PackageType: string(packages_model.TypeNuGet),
Query: filename,
Properties: map[string]string{
nuget_module.PropertySymbolID: strings.ToLower(guid),
},
})
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pfs) != 1 {
apiError(ctx, http.StatusNotFound, nil)
return
}
s, pf, err := packages_service.GetPackageFileStream(ctx, pfs[0])
if err != nil {
if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer s.Close()
ctx.ServeContent(s, &context.ServeHeaderOptions{
Filename: pf.Name,
LastModified: pf.CreatedUnix.AsLocalTime(),
})
}
// DeletePackage hard deletes the package
// https://docs.microsoft.com/en-us/nuget/api/package-publish-resource#delete-a-package
func DeletePackage(ctx *context.Context) {
packageName := ctx.Params("id")
packageVersion := ctx.Params("version")
err := packages_service.RemovePackageVersionByNameAndVersion(
ctx.Doer,
&packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeNuGet,
Name: packageName,
Version: packageVersion,
},
)
if err != nil {
if err == packages_model.ErrPackageNotExist {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
}
ctx.Status(http.StatusNoContent)
}