forgejo/routers/api/packages/arch/arch.go

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// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package arch
import (
"encoding/base64"
"errors"
"fmt"
"io"
"net/http"
"path/filepath"
"regexp"
"strings"
packages_model "code.gitea.io/gitea/models/packages"
packages_module "code.gitea.io/gitea/modules/packages"
arch_module "code.gitea.io/gitea/modules/packages/arch"
"code.gitea.io/gitea/modules/sync"
"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"
arch_service "code.gitea.io/gitea/services/packages/arch"
)
var (
archPkgOrSig = regexp.MustCompile(`^.*\.pkg\.tar\.\w+(\.sig)*$`)
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archDBOrSig = regexp.MustCompile(`^.*.(db|files)(\.tar\.gz)*(\.sig)*$`)
locker = sync.NewExclusivePool()
)
func apiError(ctx *context.Context, status int, obj any) {
helper.LogAndProcessError(ctx, status, obj, func(message string) {
ctx.PlainText(status, message)
})
}
func refreshLocker(ctx *context.Context, group string) func() {
key := fmt.Sprintf("pkg_%d_arch_pkg_%s", ctx.Package.Owner.ID, group)
locker.CheckIn(key)
return func() {
locker.CheckOut(key)
}
}
func GetRepositoryKey(ctx *context.Context) {
_, pub, err := arch_service.GetOrCreateKeyPair(ctx, ctx.Package.Owner.ID)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
ctx.ServeContent(strings.NewReader(pub), &context.ServeHeaderOptions{
ContentType: "application/pgp-keys",
Filename: "repository.key",
})
}
func PushPackage(ctx *context.Context) {
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group := strings.Trim(ctx.Params("*"), "/")
releaser := refreshLocker(ctx, group)
defer releaser()
upload, needToClose, err := ctx.UploadStream()
if err != nil {
apiError(ctx, http.StatusInternalServerError, 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()
p, err := arch_module.ParsePackage(buf)
if err != nil {
apiError(ctx, http.StatusBadRequest, err)
return
}
_, err = buf.Seek(0, io.SeekStart)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
sign, err := arch_service.NewFileSign(ctx, ctx.Package.Owner.ID, buf)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer sign.Close()
_, err = buf.Seek(0, io.SeekStart)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
// update gpg sign
pgp, err := io.ReadAll(sign)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
p.FileMetadata.PgpSigned = base64.StdEncoding.EncodeToString(pgp)
_, err = sign.Seek(0, io.SeekStart)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
properties := map[string]string{
arch_module.PropertyDescription: p.Desc(),
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arch_module.PropertyFiles: p.Files(),
arch_module.PropertyArch: p.FileMetadata.Arch,
arch_module.PropertyDistribution: group,
}
version, _, err := packages_service.CreatePackageOrAddFileToExisting(
ctx,
&packages_service.PackageCreationInfo{
PackageInfo: packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeArch,
Name: p.Name,
Version: p.Version,
},
Creator: ctx.Doer,
Metadata: p.VersionMetadata,
},
&packages_service.PackageFileCreationInfo{
PackageFileInfo: packages_service.PackageFileInfo{
Filename: fmt.Sprintf("%s-%s-%s.pkg.tar.%s", p.Name, p.Version, p.FileMetadata.Arch, p.CompressType),
CompositeKey: group,
},
OverwriteExisting: false,
IsLead: true,
Creator: ctx.ContextUser,
Data: buf,
Properties: properties,
},
)
if err != nil {
switch {
case errors.Is(err, packages_model.ErrDuplicatePackageVersion), errors.Is(err, packages_model.ErrDuplicatePackageFile):
apiError(ctx, http.StatusConflict, err)
case errors.Is(err, packages_service.ErrQuotaTotalCount), errors.Is(err, packages_service.ErrQuotaTypeSize), errors.Is(err, packages_service.ErrQuotaTotalSize):
apiError(ctx, http.StatusForbidden, err)
default:
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
// add sign file
_, err = packages_service.AddFileToPackageVersionInternal(ctx, version, &packages_service.PackageFileCreationInfo{
PackageFileInfo: packages_service.PackageFileInfo{
CompositeKey: group,
Filename: fmt.Sprintf("%s-%s-%s.pkg.tar.%s.sig", p.Name, p.Version, p.FileMetadata.Arch, p.CompressType),
},
OverwriteExisting: true,
IsLead: false,
Creator: ctx.Doer,
Data: sign,
})
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if err = arch_service.BuildPacmanDB(ctx, ctx.Package.Owner.ID, group, p.FileMetadata.Arch); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
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if p.FileMetadata.Arch == "any" {
if err = arch_service.BuildCustomRepositoryFiles(ctx, ctx.Package.Owner.ID, group); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
}
ctx.Status(http.StatusCreated)
}
func GetPackageOrDB(ctx *context.Context) {
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pathGroups := strings.Split(strings.Trim(ctx.Params("*"), "/"), "/")
groupLen := len(pathGroups)
if groupLen < 2 {
ctx.Status(http.StatusNotFound)
return
}
var file, group, arch string
if groupLen == 2 {
arch = pathGroups[0]
file = pathGroups[1]
} else {
group = strings.Join(pathGroups[:groupLen-2], "/")
arch = pathGroups[groupLen-2]
file = pathGroups[groupLen-1]
}
if archPkgOrSig.MatchString(file) {
pkg, u, pf, err := arch_service.GetPackageFile(ctx, group, file, ctx.Package.Owner.ID)
if err != nil {
if errors.Is(err, util.ErrNotExist) {
apiError(ctx, http.StatusNotFound, err)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
helper.ServePackageFile(ctx, pkg, u, pf)
return
}
if archDBOrSig.MatchString(file) {
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pkg, u, pf, err := arch_service.GetPackageDBFile(ctx, ctx.Package.Owner.ID, group, arch, strings.HasSuffix(file, ".sig"))
if err != nil {
if errors.Is(err, util.ErrNotExist) {
apiError(ctx, http.StatusNotFound, err)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
helper.ServePackageFile(ctx, pkg, u, pf)
return
}
ctx.Status(http.StatusNotFound)
}
func RemovePackage(ctx *context.Context) {
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pathGroups := strings.Split(strings.Trim(ctx.Params("*"), "/"), "/")
groupLen := len(pathGroups)
if groupLen < 3 {
ctx.Status(http.StatusBadRequest)
return
}
var group, pkg, ver, pkgArch string
if groupLen == 3 {
pkg = pathGroups[0]
ver = pathGroups[1]
pkgArch = pathGroups[2]
} else {
group = strings.Join(pathGroups[:groupLen-3], "/")
pkg = pathGroups[groupLen-3]
ver = pathGroups[groupLen-2]
pkgArch = pathGroups[groupLen-1]
}
releaser := refreshLocker(ctx, group)
defer releaser()
pv, err := packages_model.GetVersionByNameAndVersion(
ctx, ctx.Package.Owner.ID, packages_model.TypeArch, pkg, ver,
)
if err != nil {
if errors.Is(err, util.ErrNotExist) {
apiError(ctx, http.StatusNotFound, err)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
files, err := packages_model.GetFilesByVersionID(ctx, pv.ID)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
deleted := false
for _, file := range files {
extName := fmt.Sprintf("-%s.pkg.tar%s", pkgArch, filepath.Ext(file.LowerName))
if strings.HasSuffix(file.LowerName, ".sig") {
extName = fmt.Sprintf("-%s.pkg.tar%s.sig", pkgArch,
filepath.Ext(strings.TrimSuffix(file.LowerName, filepath.Ext(file.LowerName))))
}
if file.CompositeKey == group &&
strings.HasSuffix(file.LowerName, extName) {
deleted = true
err := packages_service.RemovePackageFileAndVersionIfUnreferenced(ctx, ctx.ContextUser, file)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
}
}
if deleted {
err = arch_service.BuildCustomRepositoryFiles(ctx, ctx.Package.Owner.ID, group)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
ctx.Status(http.StatusNoContent)
} else {
ctx.Error(http.StatusNotFound)
}
}