forgejo/services/task/migrate.go
zeripath 01087e9eef
Make Requests Processes and create process hierarchy. Associate OpenRepository with context. ()
This PR registers requests with the process manager and manages hierarchy within the processes.

Git repos are then associated with a context, (usually the request's context) - with sub commands using this context as their base context.

Signed-off-by: Andrew Thornton <art27@cantab.net>
2021-11-30 20:06:32 +00:00

142 lines
4.2 KiB
Go

// Copyright 2019 Gitea. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package task
import (
"errors"
"fmt"
"strings"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/db"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/graceful"
"code.gitea.io/gitea/modules/json"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/migration"
"code.gitea.io/gitea/modules/notification"
"code.gitea.io/gitea/modules/process"
"code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/timeutil"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/services/migrations"
)
func handleCreateError(owner *user_model.User, err error) error {
switch {
case models.IsErrReachLimitOfRepo(err):
return fmt.Errorf("You have already reached your limit of %d repositories", owner.MaxCreationLimit())
case models.IsErrRepoAlreadyExist(err):
return errors.New("The repository name is already used")
case db.IsErrNameReserved(err):
return fmt.Errorf("The repository name '%s' is reserved", err.(db.ErrNameReserved).Name)
case db.IsErrNamePatternNotAllowed(err):
return fmt.Errorf("The pattern '%s' is not allowed in a repository name", err.(db.ErrNamePatternNotAllowed).Pattern)
default:
return err
}
}
func runMigrateTask(t *models.Task) (err error) {
defer func() {
if e := recover(); e != nil {
err = fmt.Errorf("PANIC whilst trying to do migrate task: %v", e)
log.Critical("PANIC during runMigrateTask[%d] by DoerID[%d] to RepoID[%d] for OwnerID[%d]: %v\nStacktrace: %v", t.ID, t.DoerID, t.RepoID, t.OwnerID, e, log.Stack(2))
}
if err == nil {
err = models.FinishMigrateTask(t)
if err == nil {
notification.NotifyMigrateRepository(t.Doer, t.Owner, t.Repo)
return
}
log.Error("FinishMigrateTask[%d] by DoerID[%d] to RepoID[%d] for OwnerID[%d] failed: %v", t.ID, t.DoerID, t.RepoID, t.OwnerID, err)
}
t.EndTime = timeutil.TimeStampNow()
t.Status = structs.TaskStatusFailed
t.Message = err.Error()
// Ensure that the repo loaded before we zero out the repo ID from the task - thus ensuring that we can delete it
_ = t.LoadRepo()
t.RepoID = 0
if err := t.UpdateCols("status", "errors", "repo_id", "end_time"); err != nil {
log.Error("Task UpdateCols failed: %v", err)
}
if t.Repo != nil {
if errDelete := models.DeleteRepository(t.Doer, t.OwnerID, t.Repo.ID); errDelete != nil {
log.Error("DeleteRepository: %v", errDelete)
}
}
}()
if err = t.LoadRepo(); err != nil {
return
}
// if repository is ready, then just finish the task
if t.Repo.Status == models.RepositoryReady {
return nil
}
if err = t.LoadDoer(); err != nil {
return
}
if err = t.LoadOwner(); err != nil {
return
}
var opts *migration.MigrateOptions
opts, err = t.MigrateConfig()
if err != nil {
return
}
opts.MigrateToRepoID = t.RepoID
pm := process.GetManager()
ctx, _, finished := pm.AddContext(graceful.GetManager().ShutdownContext(), fmt.Sprintf("MigrateTask: %s/%s", t.Owner.Name, opts.RepoName))
defer finished()
t.StartTime = timeutil.TimeStampNow()
t.Status = structs.TaskStatusRunning
if err = t.UpdateCols("start_time", "status"); err != nil {
return
}
t.Repo, err = migrations.MigrateRepository(ctx, t.Doer, t.Owner.Name, *opts, func(format string, args ...interface{}) {
message := models.TranslatableMessage{
Format: format,
Args: args,
}
bs, _ := json.Marshal(message)
t.Message = string(bs)
_ = t.UpdateCols("message")
})
if err == nil {
log.Trace("Repository migrated [%d]: %s/%s", t.Repo.ID, t.Owner.Name, t.Repo.Name)
return
}
if models.IsErrRepoAlreadyExist(err) {
err = errors.New("The repository name is already used")
return
}
// remoteAddr may contain credentials, so we sanitize it
err = util.NewStringURLSanitizedError(err, opts.CloneAddr, true)
if strings.Contains(err.Error(), "Authentication failed") ||
strings.Contains(err.Error(), "could not read Username") {
return fmt.Errorf("Authentication failed: %v", err.Error())
} else if strings.Contains(err.Error(), "fatal:") {
return fmt.Errorf("Migration failed: %v", err.Error())
}
// do not be tempted to coalesce this line with the return
err = handleCreateError(t.Owner, err)
return
}