gotosocial/internal/federation/federatingdb/update.go

105 lines
3.8 KiB
Go

// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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"
"codeberg.org/gruf/go-logger/v2/level"
"github.com/superseriousbusiness/activity/streams/vocab"
"github.com/superseriousbusiness/gotosocial/internal/ap"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/log"
"github.com/superseriousbusiness/gotosocial/internal/messages"
)
// Update sets an existing entry to the database based on the value's
// id.
//
// Note that Activity values received from federated peers may also be
// updated in the database this way if the Federating Protocol is
// enabled. The client may freely decide to store only the id instead of
// the entire value.
//
// The library makes this call only after acquiring a lock first.
func (f *federatingDB) Update(ctx context.Context, asType vocab.Type) error {
l := log.WithContext(ctx)
if log.Level() >= level.DEBUG {
i, err := marshalItem(asType)
if err != nil {
return err
}
l = l.WithField("update", i)
l.Debug("entering Update")
}
receivingAccount, requestingAccount, internal := extractFromCtx(ctx)
if internal {
return nil // Already processed.
}
switch asType.GetTypeName() {
case ap.ActorApplication, ap.ActorGroup, ap.ActorOrganization, ap.ActorPerson, ap.ActorService:
return f.updateAccountable(ctx, receivingAccount, requestingAccount, asType)
}
return nil
}
func (f *federatingDB) updateAccountable(ctx context.Context, receivingAcct *gtsmodel.Account, requestingAcct *gtsmodel.Account, asType vocab.Type) error {
// Ensure delivered asType is a valid Accountable model.
accountable, ok := asType.(ap.Accountable)
if !ok {
return gtserror.Newf("could not convert vocab.Type %T to Accountable", asType)
}
// Extract AP URI of the updated Accountable model.
idProp := accountable.GetJSONLDId()
if idProp == nil || !idProp.IsIRI() {
return gtserror.New("Accountable id prop was nil or not IRI")
}
updatedAcctURI := idProp.GetIRI()
// Don't try to update local accounts, it will break things.
if updatedAcctURI.Host == config.GetHost() {
return nil
}
// Ensure Accountable and requesting account are one and the same.
if updatedAcctURIStr := updatedAcctURI.String(); requestingAcct.URI != updatedAcctURIStr {
return gtserror.Newf("update for %s was requested by %s, this is not valid", updatedAcctURIStr, requestingAcct.URI)
}
// Pass in to the processor the existing version of the requesting
// account that we have, plus the Accountable representation that
// was delivered along with the Update, for further asynchronous
// updating of eg., avatar/header, emojis, etc. The actual db
// inserts/updates will take place there.
f.state.Workers.EnqueueFederator(ctx, messages.FromFederator{
APObjectType: ap.ObjectProfile,
APActivityType: ap.ActivityUpdate,
GTSModel: requestingAcct,
APObjectModel: accountable,
ReceivingAccount: receivingAcct,
})
return nil
}