mirror of https://github.com/harness/drone.git
92 lines
2.0 KiB
Go
92 lines
2.0 KiB
Go
// Copyright 2022 Harness Inc. All rights reserved.
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// Use of this source code is governed by the Polyform Free Trial License
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// that can be found in the LICENSE.md file for this repository.
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package gitea
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import (
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"context"
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"errors"
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"fmt"
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"github.com/harness/gitness/gitrpc/internal/types"
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"io"
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"path"
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gogitobject "github.com/go-git/go-git/v5/plumbing/object"
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)
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func (g Adapter) MatchFiles(ctx context.Context,
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repoPath string,
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ref string,
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dirPath string,
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pattern string,
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maxSize int,
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) ([]types.FileContent, error) {
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_, refCommit, err := g.getGoGitCommit(ctx, repoPath, ref)
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if err != nil {
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return nil, err
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}
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tree, err := refCommit.Tree()
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if err != nil {
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return nil, fmt.Errorf("failed to get tree for the commit: %w", err)
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}
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if dirPath != "" {
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tree, err = tree.Tree(dirPath)
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if errors.Is(err, gogitobject.ErrDirectoryNotFound) {
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return nil, types.ErrPathNotFound
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}
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if err != nil {
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return nil, fmt.Errorf("failed to navigate to %s directory: %w", dirPath, err)
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}
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}
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var files []types.FileContent
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for _, fileEntry := range tree.Entries {
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ok, err := path.Match(pattern, fileEntry.Name)
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if err != nil {
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return nil, err
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}
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if !ok {
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continue
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}
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name := fileEntry.Name
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f, err := tree.TreeEntryFile(&fileEntry)
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if err != nil {
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return nil, fmt.Errorf("failed to get tree entry file %s: %w", name, err)
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}
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reader, err := f.Reader()
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if err != nil {
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return nil, fmt.Errorf("failed to open tree entry file %s: %w", name, err)
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}
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filePath := path.Join(dirPath, name)
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content, err := func(r io.ReadCloser) ([]byte, error) {
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defer func() {
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_ = r.Close()
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}()
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return io.ReadAll(io.LimitReader(reader, int64(maxSize)))
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}(reader)
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if err != nil {
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return nil, fmt.Errorf("failed to read file content %s: %w", name, err)
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}
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if len(content) == maxSize {
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// skip truncated files
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continue
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}
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files = append(files, types.FileContent{
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Path: filePath,
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Content: content,
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})
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}
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return files, nil
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}
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