harness-drone/service/transfer/transfer.go

113 lines
2.9 KiB
Go

// Copyright 2020 Drone IO, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package transfer
import (
"context"
"runtime/debug"
"github.com/drone/drone/core"
"github.com/hashicorp/go-multierror"
"github.com/sirupsen/logrus"
)
// Transferer handles transfering repository ownership from one
// user to another user account.
type Transferer struct {
Repos core.RepositoryStore
Perms core.PermStore
}
// New returns a new repository transfer service.
func New(repos core.RepositoryStore, perms core.PermStore) core.Transferer {
return &Transferer{
Repos: repos,
Perms: perms,
}
}
// Transfer transfers all repositories owned by the specified user
// to an alternate account with sufficient admin permissions.
func (t *Transferer) Transfer(ctx context.Context, user *core.User) error {
defer func() {
// taking the paranoid approach to recover from
// a panic that should absolutely never happen.
if r := recover(); r != nil {
logrus.Errorf("transferer: unexpected panic: %s", r)
debug.PrintStack()
}
}()
repos, err := t.Repos.List(ctx, user.ID)
if err != nil {
return err
}
var result error
for _, repo := range repos {
// only transfer repository ownership if the deactivated
// user owns the repository.
if repo.UserID != user.ID {
continue
}
members, err := t.Perms.List(ctx, repo.UID)
if err != nil {
result = multierror.Append(result, err)
continue
}
var admin int64
for _, member := range members {
// only transfer the repository to an admin user
// that is not equal to the deactivated user.
if repo.UserID == member.UserID {
continue
}
if member.Admin {
admin = member.UserID
break
}
}
if admin == 0 {
logrus.
WithField("repo.id", repo.ID).
WithField("repo.namespace", repo.Namespace).
WithField("repo.name", repo.Name).
Traceln("repository disabled")
} else {
logrus.
WithField("repo.id", repo.ID).
WithField("repo.namespace", repo.Namespace).
WithField("repo.name", repo.Name).
WithField("old.user.id", repo.UserID).
WithField("new.user.id", admin).
Traceln("repository owner re-assigned")
}
// if no alternate user was found the repository id
// is reset to the zero value, indicating the repository
// has no owner.
repo.UserID = admin
err = t.Repos.Update(ctx, repo)
if err != nil {
result = multierror.Append(result, err)
}
}
return result
}