gotosocial/internal/federation/federatingdb/undo.go
kim 098dbe6ff4
[chore] use our own logging implementation (#716)
* first commit

Signed-off-by: kim <grufwub@gmail.com>

* replace logging with our own log library

Signed-off-by: kim <grufwub@gmail.com>

* fix imports

Signed-off-by: kim <grufwub@gmail.com>

* fix log imports

Signed-off-by: kim <grufwub@gmail.com>

* add license text

Signed-off-by: kim <grufwub@gmail.com>

* fix package import cycle between config and log package

Signed-off-by: kim <grufwub@gmail.com>

* fix empty kv.Fields{} being passed to WithFields()

Signed-off-by: kim <grufwub@gmail.com>

* fix uses of log.WithFields() with whitespace issues and empty slices

Signed-off-by: kim <grufwub@gmail.com>

* *linter related grumbling*

Signed-off-by: kim <grufwub@gmail.com>

* gofmt the codebase! also fix more log.WithFields() formatting issues

Signed-off-by: kim <grufwub@gmail.com>

* update testrig code to match new changes

Signed-off-by: kim <grufwub@gmail.com>

* fix error wrapping in non fmt.Errorf function

Signed-off-by: kim <grufwub@gmail.com>

* add benchmarking of log.Caller() vs non-cached

Signed-off-by: kim <grufwub@gmail.com>

* fix syslog tests, add standard build tags to test runner to ensure consistency

Signed-off-by: kim <grufwub@gmail.com>

* make syslog tests more robust

Signed-off-by: kim <grufwub@gmail.com>

* fix caller depth arithmatic (is that how you spell it?)

Signed-off-by: kim <grufwub@gmail.com>

* update to use unkeyed fields in kv.Field{} instances

Signed-off-by: kim <grufwub@gmail.com>

* update go-kv library

Signed-off-by: kim <grufwub@gmail.com>

* update libraries list

Signed-off-by: kim <grufwub@gmail.com>

* fuck you linter get nerfed

Signed-off-by: kim <grufwub@gmail.com>

Co-authored-by: tobi <31960611+tsmethurst@users.noreply.github.com>
2022-07-19 10:47:55 +02:00

127 lines
4.7 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package federatingdb
import (
"context"
"errors"
"fmt"
"codeberg.org/gruf/go-logger/v2/level"
"github.com/superseriousbusiness/activity/streams/vocab"
"github.com/superseriousbusiness/gotosocial/internal/ap"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/log"
)
func (f *federatingDB) Undo(ctx context.Context, undo vocab.ActivityStreamsUndo) error {
l := log.Entry{}
if log.Level() >= level.DEBUG {
i, err := marshalItem(undo)
if err != nil {
return err
}
l = l.WithField("undo", i)
l.Debug("entering Undo")
}
receivingAccount, _ := extractFromCtx(ctx)
if receivingAccount == nil {
// If the receiving account wasn't set on the context, that means this request didn't pass
// through the API, but came from inside GtS as the result of another activity on this instance. That being so,
// we can safely just ignore this activity, since we know we've already processed it elsewhere.
return nil
}
undoObject := undo.GetActivityStreamsObject()
if undoObject == nil {
return errors.New("UNDO: no object set on vocab.ActivityStreamsUndo")
}
for iter := undoObject.Begin(); iter != undoObject.End(); iter = iter.Next() {
if iter.GetType() == nil {
continue
}
switch iter.GetType().GetTypeName() {
case ap.ActivityFollow:
// UNDO FOLLOW
ASFollow, ok := iter.GetType().(vocab.ActivityStreamsFollow)
if !ok {
return errors.New("UNDO: couldn't parse follow into vocab.ActivityStreamsFollow")
}
// make sure the actor owns the follow
if !sameActor(undo.GetActivityStreamsActor(), ASFollow.GetActivityStreamsActor()) {
return errors.New("UNDO: follow actor and activity actor not the same")
}
// convert the follow to something we can understand
gtsFollow, err := f.typeConverter.ASFollowToFollow(ctx, ASFollow)
if err != nil {
return fmt.Errorf("UNDO: error converting asfollow to gtsfollow: %s", err)
}
// make sure the addressee of the original follow is the same as whatever inbox this landed in
if gtsFollow.TargetAccountID != receivingAccount.ID {
return errors.New("UNDO: follow object account and inbox account were not the same")
}
// delete any existing FOLLOW
if err := f.db.DeleteWhere(ctx, []db.Where{{Key: "uri", Value: gtsFollow.URI}}, &gtsmodel.Follow{}); err != nil {
return fmt.Errorf("UNDO: db error removing follow: %s", err)
}
// delete any existing FOLLOW REQUEST
if err := f.db.DeleteWhere(ctx, []db.Where{{Key: "uri", Value: gtsFollow.URI}}, &gtsmodel.FollowRequest{}); err != nil {
return fmt.Errorf("UNDO: db error removing follow request: %s", err)
}
l.Debug("follow undone")
return nil
case ap.ActivityLike:
// UNDO LIKE
case ap.ActivityAnnounce:
// UNDO BOOST/REBLOG/ANNOUNCE
case ap.ActivityBlock:
// UNDO BLOCK
ASBlock, ok := iter.GetType().(vocab.ActivityStreamsBlock)
if !ok {
return errors.New("UNDO: couldn't parse block into vocab.ActivityStreamsBlock")
}
// make sure the actor owns the follow
if !sameActor(undo.GetActivityStreamsActor(), ASBlock.GetActivityStreamsActor()) {
return errors.New("UNDO: block actor and activity actor not the same")
}
// convert the block to something we can understand
gtsBlock, err := f.typeConverter.ASBlockToBlock(ctx, ASBlock)
if err != nil {
return fmt.Errorf("UNDO: error converting asblock to gtsblock: %s", err)
}
// make sure the addressee of the original block is the same as whatever inbox this landed in
if gtsBlock.TargetAccountID != receivingAccount.ID {
return errors.New("UNDO: block object account and inbox account were not the same")
}
// delete any existing BLOCK
if err := f.db.DeleteWhere(ctx, []db.Where{{Key: "uri", Value: gtsBlock.URI}}, &gtsmodel.Block{}); err != nil {
return fmt.Errorf("UNDO: db error removing block: %s", err)
}
l.Debug("block undone")
return nil
}
}
return nil
}