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5b6258a0b9
fix #27470 (hope there is nothing missing 😢 ) --------- Co-authored-by: KN4CK3R <admin@oldschoolhack.me>
194 lines
5.8 KiB
Go
194 lines
5.8 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package pypi
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import (
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"encoding/hex"
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"io"
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"net/http"
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"regexp"
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"sort"
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"strings"
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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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packages_module "code.gitea.io/gitea/modules/packages"
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pypi_module "code.gitea.io/gitea/modules/packages/pypi"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/validation"
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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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)
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// https://peps.python.org/pep-0426/#name
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var (
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normalizer = strings.NewReplacer(".", "-", "_", "-")
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nameMatcher = regexp.MustCompile(`\A(?:[a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\.\-_]*[a-zA-Z0-9])\z`)
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)
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// https://peps.python.org/pep-0440/#appendix-b-parsing-version-strings-with-regular-expressions
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var versionMatcher = regexp.MustCompile(`\Av?` +
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`(?:[0-9]+!)?` + // epoch
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`[0-9]+(?:\.[0-9]+)*` + // release segment
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`(?:[-_\.]?(?:a|b|c|rc|alpha|beta|pre|preview)[-_\.]?[0-9]*)?` + // pre-release
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`(?:-[0-9]+|[-_\.]?(?:post|rev|r)[-_\.]?[0-9]*)?` + // post release
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`(?:[-_\.]?dev[-_\.]?[0-9]*)?` + // dev release
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`(?:\+[a-z0-9]+(?:[-_\.][a-z0-9]+)*)?` + // local version
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`\z`)
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func apiError(ctx *context.Context, status int, obj any) {
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helper.LogAndProcessError(ctx, status, obj, func(message string) {
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ctx.PlainText(status, message)
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})
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}
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// PackageMetadata returns the metadata for a single package
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func PackageMetadata(ctx *context.Context) {
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packageName := normalizer.Replace(ctx.Params("id"))
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pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypePyPI, packageName)
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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) == 0 {
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apiError(ctx, http.StatusNotFound, err)
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return
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}
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pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
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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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// sort package descriptors by version to mimic PyPI format
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sort.Slice(pds, func(i, j int) bool {
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return strings.Compare(pds[i].Version.Version, pds[j].Version.Version) < 0
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})
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ctx.Data["RegistryURL"] = setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/pypi"
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ctx.Data["PackageDescriptor"] = pds[0]
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ctx.Data["PackageDescriptors"] = pds
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ctx.HTML(http.StatusOK, "api/packages/pypi/simple")
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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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packageName := normalizer.Replace(ctx.Params("id"))
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packageVersion := ctx.Params("version")
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filename := ctx.Params("filename")
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s, u, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
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ctx,
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&packages_service.PackageInfo{
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Owner: ctx.Package.Owner,
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PackageType: packages_model.TypePyPI,
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Name: packageName,
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Version: packageVersion,
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},
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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.ErrPackageNotExist || 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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// UploadPackageFile adds a file to the package. If the package does not exist, it gets created.
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func UploadPackageFile(ctx *context.Context) {
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file, fileHeader, err := ctx.Req.FormFile("content")
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if err != nil {
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apiError(ctx, http.StatusBadRequest, err)
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return
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}
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defer file.Close()
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buf, err := packages_module.CreateHashedBufferFromReader(file)
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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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_, _, hashSHA256, _ := buf.Sums()
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if !strings.EqualFold(ctx.Req.FormValue("sha256_digest"), hex.EncodeToString(hashSHA256)) {
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apiError(ctx, http.StatusBadRequest, "hash mismatch")
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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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packageName := normalizer.Replace(ctx.Req.FormValue("name"))
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packageVersion := ctx.Req.FormValue("version")
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if !isValidNameAndVersion(packageName, packageVersion) {
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apiError(ctx, http.StatusBadRequest, "invalid name or version")
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return
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}
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projectURL := ctx.Req.FormValue("home_page")
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if !validation.IsValidURL(projectURL) {
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projectURL = ""
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}
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_, _, err = packages_service.CreatePackageOrAddFileToExisting(
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ctx,
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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.TypePyPI,
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Name: packageName,
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Version: packageVersion,
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},
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SemverCompatible: false,
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Creator: ctx.Doer,
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Metadata: &pypi_module.Metadata{
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Author: ctx.Req.FormValue("author"),
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Description: ctx.Req.FormValue("description"),
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LongDescription: ctx.Req.FormValue("long_description"),
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Summary: ctx.Req.FormValue("summary"),
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ProjectURL: projectURL,
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License: ctx.Req.FormValue("license"),
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RequiresPython: ctx.Req.FormValue("requires_python"),
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},
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},
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&packages_service.PackageFileCreationInfo{
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PackageFileInfo: packages_service.PackageFileInfo{
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Filename: fileHeader.Filename,
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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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},
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)
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if err != nil {
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switch err {
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case packages_model.ErrDuplicatePackageFile:
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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 isValidNameAndVersion(packageName, packageVersion string) bool {
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return nameMatcher.MatchString(packageName) && versionMatcher.MatchString(packageVersion)
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}
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