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forgejo/routers/api/packages/conda/conda.go
KN4CK3R 6ba9ff7b48
Add Conda package registry (#22262)
This PR adds a [Conda](https://conda.io/) package registry.
2023-02-01 12:30:39 -06:00

306 lines
7.9 KiB
Go

// Copyright 2022 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package conda
import (
"errors"
"fmt"
"io"
"net/http"
"strings"
packages_model "code.gitea.io/gitea/models/packages"
conda_model "code.gitea.io/gitea/models/packages/conda"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/json"
"code.gitea.io/gitea/modules/log"
packages_module "code.gitea.io/gitea/modules/packages"
conda_module "code.gitea.io/gitea/modules/packages/conda"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/routers/api/packages/helper"
packages_service "code.gitea.io/gitea/services/packages"
"github.com/dsnet/compress/bzip2"
)
func apiError(ctx *context.Context, status int, obj interface{}) {
helper.LogAndProcessError(ctx, status, obj, func(message string) {
ctx.JSON(status, struct {
Reason string `json:"reason"`
Message string `json:"message"`
}{
Reason: http.StatusText(status),
Message: message,
})
})
}
func EnumeratePackages(ctx *context.Context) {
type Info struct {
Subdir string `json:"subdir"`
}
type PackageInfo struct {
Name string `json:"name"`
Version string `json:"version"`
NoArch string `json:"noarch"`
Subdir string `json:"subdir"`
Timestamp int64 `json:"timestamp"`
Build string `json:"build"`
BuildNumber int64 `json:"build_number"`
Dependencies []string `json:"depends"`
License string `json:"license"`
LicenseFamily string `json:"license_family"`
HashMD5 string `json:"md5"`
HashSHA256 string `json:"sha256"`
Size int64 `json:"size"`
}
type RepoData struct {
Info Info `json:"info"`
Packages map[string]*PackageInfo `json:"packages"`
PackagesConda map[string]*PackageInfo `json:"packages.conda"`
Removed map[string]*PackageInfo `json:"removed"`
}
repoData := &RepoData{
Info: Info{
Subdir: ctx.Params("architecture"),
},
Packages: make(map[string]*PackageInfo),
PackagesConda: make(map[string]*PackageInfo),
Removed: make(map[string]*PackageInfo),
}
pfs, err := conda_model.SearchFiles(ctx, &conda_model.FileSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Channel: ctx.Params("channel"),
Subdir: repoData.Info.Subdir,
})
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pfs) == 0 {
apiError(ctx, http.StatusNotFound, nil)
return
}
pds := make(map[int64]*packages_model.PackageDescriptor)
for _, pf := range pfs {
pd, exists := pds[pf.VersionID]
if !exists {
pv, err := packages_model.GetVersionByID(ctx, pf.VersionID)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
pd, err = packages_model.GetPackageDescriptor(ctx, pv)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
pds[pf.VersionID] = pd
}
var pfd *packages_model.PackageFileDescriptor
for _, d := range pd.Files {
if d.File.ID == pf.ID {
pfd = d
break
}
}
var fileMetadata *conda_module.FileMetadata
if err := json.Unmarshal([]byte(pfd.Properties.GetByName(conda_module.PropertyMetadata)), &fileMetadata); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
versionMetadata := pd.Metadata.(*conda_module.VersionMetadata)
pi := &PackageInfo{
Name: pd.PackageProperties.GetByName(conda_module.PropertyName),
Version: pd.Version.Version,
NoArch: fileMetadata.NoArch,
Subdir: repoData.Info.Subdir,
Timestamp: fileMetadata.Timestamp,
Build: fileMetadata.Build,
BuildNumber: fileMetadata.BuildNumber,
Dependencies: fileMetadata.Dependencies,
License: versionMetadata.License,
LicenseFamily: versionMetadata.LicenseFamily,
HashMD5: pfd.Blob.HashMD5,
HashSHA256: pfd.Blob.HashSHA256,
Size: pfd.Blob.Size,
}
if fileMetadata.IsCondaPackage {
repoData.PackagesConda[pfd.File.Name] = pi
} else {
repoData.Packages[pfd.File.Name] = pi
}
}
resp := ctx.Resp
var w io.Writer = resp
if strings.HasSuffix(ctx.Params("filename"), ".json") {
resp.Header().Set("Content-Type", "application/json")
} else {
resp.Header().Set("Content-Type", "application/x-bzip2")
zw, err := bzip2.NewWriter(w, nil)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer zw.Close()
w = zw
}
resp.WriteHeader(http.StatusOK)
if err := json.NewEncoder(w).Encode(repoData); err != nil {
log.Error("JSON encode: %v", err)
}
}
func UploadPackageFile(ctx *context.Context) {
upload, close, err := ctx.UploadStream()
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if close {
defer upload.Close()
}
buf, err := packages_module.CreateHashedBufferFromReader(upload, 32*1024*1024)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer buf.Close()
var pck *conda_module.Package
if strings.HasSuffix(strings.ToLower(ctx.Params("filename")), ".tar.bz2") {
pck, err = conda_module.ParsePackageBZ2(buf)
} else {
pck, err = conda_module.ParsePackageConda(buf, buf.Size())
}
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
}
fullName := pck.Name
channel := ctx.Params("channel")
if channel != "" {
fullName = channel + "/" + pck.Name
}
extension := ".tar.bz2"
if pck.FileMetadata.IsCondaPackage {
extension = ".conda"
}
fileMetadataRaw, err := json.Marshal(pck.FileMetadata)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
_, _, err = packages_service.CreatePackageOrAddFileToExisting(
&packages_service.PackageCreationInfo{
PackageInfo: packages_service.PackageInfo{
Owner: ctx.Package.Owner,
PackageType: packages_model.TypeConda,
Name: fullName,
Version: pck.Version,
},
SemverCompatible: false,
Creator: ctx.Doer,
Metadata: pck.VersionMetadata,
PackageProperties: map[string]string{
conda_module.PropertyName: pck.Name,
conda_module.PropertyChannel: channel,
},
},
&packages_service.PackageFileCreationInfo{
PackageFileInfo: packages_service.PackageFileInfo{
Filename: fmt.Sprintf("%s-%s-%s%s", pck.Name, pck.Version, pck.FileMetadata.Build, extension),
CompositeKey: pck.Subdir,
},
Creator: ctx.Doer,
Data: buf,
IsLead: true,
Properties: map[string]string{
conda_module.PropertySubdir: pck.Subdir,
conda_module.PropertyMetadata: string(fileMetadataRaw),
},
},
)
if err != nil {
switch err {
case packages_model.ErrDuplicatePackageFile:
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)
}
func DownloadPackageFile(ctx *context.Context) {
pfs, err := conda_model.SearchFiles(ctx, &conda_model.FileSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Channel: ctx.Params("channel"),
Subdir: ctx.Params("architecture"),
Filename: ctx.Params("filename"),
})
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pfs) != 1 {
apiError(ctx, http.StatusNotFound, nil)
return
}
pf := pfs[0]
s, _, err := packages_service.GetPackageFileStream(ctx, pf)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer s.Close()
ctx.ServeContent(s, &context.ServeHeaderOptions{
Filename: pf.Name,
LastModified: pf.CreatedUnix.AsLocalTime(),
})
}