98 lines
2.4 KiB
Go
98 lines
2.4 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package repository
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import (
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"path"
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"strings"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/cache"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/setting"
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cgobject "github.com/go-git/go-git/v5/plumbing/object/commitgraph"
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)
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func recusiveCache(gitRepo *git.Repository, c cgobject.CommitNode, tree *git.Tree, treePath string, ca *cache.LastCommitCache, level int) error {
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if level == 0 {
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return nil
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}
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entries, err := tree.ListEntries()
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if err != nil {
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return err
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}
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entryPaths := make([]string, len(entries))
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entryMap := make(map[string]*git.TreeEntry)
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for i, entry := range entries {
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entryPaths[i] = entry.Name()
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entryMap[entry.Name()] = entry
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}
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commits, err := git.GetLastCommitForPaths(c, treePath, entryPaths)
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if err != nil {
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return err
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}
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for entry, cm := range commits {
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if err := ca.Put(c.ID().String(), path.Join(treePath, entry), cm.ID().String()); err != nil {
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return err
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}
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if entryMap[entry].IsDir() {
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subTree, err := tree.SubTree(entry)
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if err != nil {
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return err
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}
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if err := recusiveCache(gitRepo, c, subTree, entry, ca, level-1); err != nil {
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return err
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}
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}
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}
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return nil
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}
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func getRefName(fullRefName string) string {
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if strings.HasPrefix(fullRefName, git.TagPrefix) {
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return fullRefName[len(git.TagPrefix):]
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} else if strings.HasPrefix(fullRefName, git.BranchPrefix) {
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return fullRefName[len(git.BranchPrefix):]
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}
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return ""
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}
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// CacheRef cachhe last commit information of the branch or the tag
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func CacheRef(repo *models.Repository, gitRepo *git.Repository, fullRefName string) error {
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if !setting.CacheService.LastCommit.Enabled {
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return nil
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}
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commit, err := gitRepo.GetCommit(fullRefName)
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if err != nil {
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return err
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}
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commitsCount, err := cache.GetInt64(repo.GetCommitsCountCacheKey(getRefName(fullRefName), true), commit.CommitsCount)
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if err != nil {
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return err
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}
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if commitsCount < setting.CacheService.LastCommit.CommitsCount {
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return nil
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}
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commitNodeIndex, _ := gitRepo.CommitNodeIndex()
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c, err := commitNodeIndex.Get(commit.ID)
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if err != nil {
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return err
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}
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ca := cache.NewLastCommitCache(repo.FullName(), gitRepo, int64(setting.CacheService.LastCommit.TTL.Seconds()))
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return recusiveCache(gitRepo, c, &commit.Tree, "", ca, 1)
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}
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