Jonathan Miller
9a5720e8ad
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Full namespace migration: update the Go module path and all import statements from git.mokoconsulting.tech to code.mokoconsulting.tech. Also updates all URL references in templates, workflows, configs, tests, and documentation. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
94 lines
1.8 KiB
Go
94 lines
1.8 KiB
Go
// Copyright 2023 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package goproxy
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import (
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"archive/zip"
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"io"
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"path"
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"strings"
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"code.mokoconsulting.tech/MokoConsulting/MokoGitea/modules/util"
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)
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const (
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PropertyGoMod = "go.mod"
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maxGoModFileSize = 16 * 1024 * 1024 // https://go.dev/ref/mod#zip-path-size-constraints
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)
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var (
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ErrInvalidStructure = util.NewInvalidArgumentErrorf("package has invalid structure")
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ErrGoModFileTooLarge = util.NewInvalidArgumentErrorf("go.mod file is too large")
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)
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type Package struct {
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Name string
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Version string
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GoMod string
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}
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// ParsePackage parses the Go package file
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// https://go.dev/ref/mod#zip-files
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func ParsePackage(r io.ReaderAt, size int64) (*Package, error) {
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archive, err := zip.NewReader(r, size)
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if err != nil {
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return nil, err
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}
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var p *Package
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for _, file := range archive.File {
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nameAndVersion := path.Dir(file.Name)
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parts := strings.SplitN(nameAndVersion, "@", 2)
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if len(parts) != 2 {
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continue
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}
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versionParts := strings.SplitN(parts[1], "/", 2)
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if p == nil {
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p = &Package{
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Name: strings.TrimSuffix(nameAndVersion, "@"+parts[1]),
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Version: versionParts[0],
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}
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}
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if len(versionParts) > 1 {
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// files are expected in the "root" folder
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continue
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}
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if path.Base(file.Name) == "go.mod" {
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if file.UncompressedSize64 > maxGoModFileSize {
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return nil, ErrGoModFileTooLarge
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}
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f, err := archive.Open(file.Name)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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bytes, err := io.ReadAll(&io.LimitedReader{R: f, N: maxGoModFileSize})
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if err != nil {
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return nil, err
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}
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p.GoMod = string(bytes)
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return p, nil
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}
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}
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if p == nil {
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return nil, ErrInvalidStructure
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}
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p.GoMod = "module " + p.Name
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return p, nil
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}
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