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// Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package repository
import (
"context"
"fmt"
"strings"
"time"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/db"
repo_model "code.gitea.io/gitea/models/repo"
system_model "code.gitea.io/gitea/models/system"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
repo_module "code.gitea.io/gitea/modules/repository"
"code.gitea.io/gitea/modules/util"
"xorm.io/builder"
)
// GitFsckRepos calls 'git fsck' to check repository health.
func GitFsckRepos(ctx context.Context, timeout time.Duration, args git.TrustedCmdArgs) error {
log.Trace("Doing: GitFsck")
if err := db.Iterate(
ctx,
builder.Expr("id>0 AND is_fsck_enabled=?", true),
func(ctx context.Context, repo *repo_model.Repository) error {
select {
case <-ctx.Done():
return db.ErrCancelledf("before fsck of %s", repo.FullName())
default:
}
return GitFsckRepo(ctx, repo, timeout, args)
},
); err != nil {
log.Trace("Error: GitFsck: %v", err)
return err
}
log.Trace("Finished: GitFsck")
return nil
}
// GitFsckRepo calls 'git fsck' to check an individual repository's health.
func GitFsckRepo(ctx context.Context, repo *repo_model.Repository, timeout time.Duration, args git.TrustedCmdArgs) error {
log.Trace("Running health check on repository %-v", repo)
repoPath := repo.RepoPath()
if err := git.Fsck(ctx, repoPath, timeout, args); err != nil {
log.Warn("Failed to health check repository (%-v): %v", repo, err)
if err = system_model.CreateRepositoryNotice("Failed to health check repository (%s): %v", repo.FullName(), err); err != nil {
log.Error("CreateRepositoryNotice: %v", err)
}
}
return nil
}
// GitGcRepos calls 'git gc' to remove unnecessary files and optimize the local repository
func GitGcRepos(ctx context.Context, timeout time.Duration, args git.TrustedCmdArgs) error {
log.Trace("Doing: GitGcRepos")
if err := db.Iterate(
ctx,
builder.Gt{"id": 0},
func(ctx context.Context, repo *repo_model.Repository) error {
select {
case <-ctx.Done():
return db.ErrCancelledf("before GC of %s", repo.FullName())
default:
}
// we can ignore the error here because it will be logged in GitGCRepo
_ = GitGcRepo(ctx, repo, timeout, args)
return nil
},
); err != nil {
return err
}
log.Trace("Finished: GitGcRepos")
return nil
}
// GitGcRepo calls 'git gc' to remove unnecessary files and optimize the local repository
func GitGcRepo(ctx context.Context, repo *repo_model.Repository, timeout time.Duration, args git.TrustedCmdArgs) error {
log.Trace("Running git gc on %-v", repo)
command := git.NewCommand(ctx, "gc").AddArguments(args...).
SetDescription(fmt.Sprintf("Repository Garbage Collection: %s", repo.FullName()))
var stdout string
var err error
stdout, _, err = command.RunStdString(&git.RunOpts{Timeout: timeout, Dir: repo.RepoPath()})
if err != nil {
log.Error("Repository garbage collection failed for %-v. Stdout: %s\nError: %v", repo, stdout, err)
desc := fmt.Sprintf("Repository garbage collection failed for %s. Stdout: %s\nError: %v", repo.RepoPath(), stdout, err)
if err := system_model.CreateRepositoryNotice(desc); err != nil {
log.Error("CreateRepositoryNotice: %v", err)
}
return fmt.Errorf("Repository garbage collection failed in repo: %s: Error: %w", repo.FullName(), err)
}
// Now update the size of the repository
if err := repo_module.UpdateRepoSize(ctx, repo); err != nil {
log.Error("Updating size as part of garbage collection failed for %-v. Stdout: %s\nError: %v", repo, stdout, err)
desc := fmt.Sprintf("Updating size as part of garbage collection failed for %s. Stdout: %s\nError: %v", repo.RepoPath(), stdout, err)
if err := system_model.CreateRepositoryNotice(desc); err != nil {
log.Error("CreateRepositoryNotice: %v", err)
}
return fmt.Errorf("Updating size as part of garbage collection failed in repo: %s: Error: %w", repo.FullName(), err)
}
return nil
}
func gatherMissingRepoRecords(ctx context.Context) ([]*repo_model.Repository, error) {
repos := make([]*repo_model.Repository, 0, 10)
if err := db.Iterate(
ctx,
builder.Gt{"id": 0},
func(ctx context.Context, repo *repo_model.Repository) error {
select {
case <-ctx.Done():
return db.ErrCancelledf("during gathering missing repo records before checking %s", repo.FullName())
default:
}
isDir, err := util.IsDir(repo.RepoPath())
if err != nil {
return fmt.Errorf("Unable to check dir for %s. %w", repo.FullName(), err)
}
if !isDir {
repos = append(repos, repo)
}
return nil
},
); err != nil {
if strings.HasPrefix(err.Error(), "Aborted gathering missing repo") {
return nil, err
}
if err2 := system_model.CreateRepositoryNotice("gatherMissingRepoRecords: %v", err); err2 != nil {
log.Error("CreateRepositoryNotice: %v", err2)
}
return nil, err
}
return repos, nil
}
// DeleteMissingRepositories deletes all repository records that lost Git files.
func DeleteMissingRepositories(ctx context.Context, doer *user_model.User) error {
repos, err := gatherMissingRepoRecords(ctx)
if err != nil {
return err
}
if len(repos) == 0 {
return nil
}
for _, repo := range repos {
select {
case <-ctx.Done():
return db.ErrCancelledf("during DeleteMissingRepositories before %s", repo.FullName())
default:
}
log.Trace("Deleting %d/%d...", repo.OwnerID, repo.ID)
if err := models.DeleteRepository(doer, repo.OwnerID, repo.ID); err != nil {
log.Error("Failed to DeleteRepository %-v: Error: %v", repo, err)
if err2 := system_model.CreateRepositoryNotice("Failed to DeleteRepository %s [%d]: Error: %v", repo.FullName(), repo.ID, err); err2 != nil {
log.Error("CreateRepositoryNotice: %v", err)
}
}
}
return nil
}
// ReinitMissingRepositories reinitializes all repository records that lost Git files.
func ReinitMissingRepositories(ctx context.Context) error {
repos, err := gatherMissingRepoRecords(ctx)
if err != nil {
return err
}
if len(repos) == 0 {
return nil
}
for _, repo := range repos {
select {
case <-ctx.Done():
return db.ErrCancelledf("during ReinitMissingRepositories before %s", repo.FullName())
default:
}
log.Trace("Initializing %d/%d...", repo.OwnerID, repo.ID)
if err := git.InitRepository(ctx, repo.RepoPath(), true); err != nil {
log.Error("Unable (re)initialize repository %d at %s. Error: %v", repo.ID, repo.RepoPath(), err)
if err2 := system_model.CreateRepositoryNotice("InitRepository [%d]: %v", repo.ID, err); err2 != nil {
log.Error("CreateRepositoryNotice: %v", err2)
}
}
}
return nil
}
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