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dendrite/federationsender/storage/shared/storage.go
Neil Alexander 6099379ea4
Remove rooms table from federation sender (#1751)
* Remove last sent event ID column from federation sender

* Remove EventIDMismatchError

* Remove the federationsender rooms table altogether, it's useless

* Add migration

* Fix migrations

* Fix migrations
2021-02-04 11:52:49 +00:00

193 lines
7.6 KiB
Go

// Copyright 2020 The Matrix.org Foundation C.I.C.
//
// 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 shared
import (
"context"
"database/sql"
"fmt"
"github.com/matrix-org/dendrite/federationsender/storage/tables"
"github.com/matrix-org/dendrite/federationsender/types"
"github.com/matrix-org/dendrite/internal/caching"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/gomatrixserverlib"
)
type Database struct {
DB *sql.DB
Cache caching.FederationSenderCache
Writer sqlutil.Writer
FederationSenderQueuePDUs tables.FederationSenderQueuePDUs
FederationSenderQueueEDUs tables.FederationSenderQueueEDUs
FederationSenderQueueJSON tables.FederationSenderQueueJSON
FederationSenderJoinedHosts tables.FederationSenderJoinedHosts
FederationSenderBlacklist tables.FederationSenderBlacklist
FederationSenderOutboundPeeks tables.FederationSenderOutboundPeeks
FederationSenderInboundPeeks tables.FederationSenderInboundPeeks
}
// An Receipt contains the NIDs of a call to GetNextTransactionPDUs/EDUs.
// We don't actually export the NIDs but we need the caller to be able
// to pass them back so that we can clean up if the transaction sends
// successfully.
type Receipt struct {
nid int64
}
func (r *Receipt) String() string {
return fmt.Sprintf("%d", r.nid)
}
// UpdateRoom updates the joined hosts for a room and returns what the joined
// hosts were before the update, or nil if this was a duplicate message.
// This is called when we receive a message from kafka, so we pass in
// oldEventID and newEventID to check that we haven't missed any messages or
// this isn't a duplicate message.
func (d *Database) UpdateRoom(
ctx context.Context,
roomID, oldEventID, newEventID string,
addHosts []types.JoinedHost,
removeHosts []string,
) (joinedHosts []types.JoinedHost, err error) {
err = d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
joinedHosts, err = d.FederationSenderJoinedHosts.SelectJoinedHostsWithTx(ctx, txn, roomID)
if err != nil {
return err
}
for _, add := range addHosts {
err = d.FederationSenderJoinedHosts.InsertJoinedHosts(ctx, txn, roomID, add.MemberEventID, add.ServerName)
if err != nil {
return err
}
}
if err = d.FederationSenderJoinedHosts.DeleteJoinedHosts(ctx, txn, removeHosts); err != nil {
return err
}
return nil
})
return
}
// GetJoinedHosts returns the currently joined hosts for room,
// as known to federationserver.
// Returns an error if something goes wrong.
func (d *Database) GetJoinedHosts(
ctx context.Context, roomID string,
) ([]types.JoinedHost, error) {
return d.FederationSenderJoinedHosts.SelectJoinedHosts(ctx, roomID)
}
// GetAllJoinedHosts returns the currently joined hosts for
// all rooms known to the federation sender.
// Returns an error if something goes wrong.
func (d *Database) GetAllJoinedHosts(ctx context.Context) ([]gomatrixserverlib.ServerName, error) {
return d.FederationSenderJoinedHosts.SelectAllJoinedHosts(ctx)
}
func (d *Database) GetJoinedHostsForRooms(ctx context.Context, roomIDs []string) ([]gomatrixserverlib.ServerName, error) {
return d.FederationSenderJoinedHosts.SelectJoinedHostsForRooms(ctx, roomIDs)
}
// StoreJSON adds a JSON blob into the queue JSON table and returns
// a NID. The NID will then be used when inserting the per-destination
// metadata entries.
func (d *Database) StoreJSON(
ctx context.Context, js string,
) (*Receipt, error) {
var nid int64
var err error
_ = d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
nid, err = d.FederationSenderQueueJSON.InsertQueueJSON(ctx, txn, js)
return err
})
if err != nil {
return nil, fmt.Errorf("d.insertQueueJSON: %w", err)
}
return &Receipt{
nid: nid,
}, nil
}
func (d *Database) PurgeRoomState(
ctx context.Context, roomID string,
) error {
return d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
// If the event is a create event then we'll delete all of the existing
// data for the room. The only reason that a create event would be replayed
// to us in this way is if we're about to receive the entire room state.
if err := d.FederationSenderJoinedHosts.DeleteJoinedHostsForRoom(ctx, txn, roomID); err != nil {
return fmt.Errorf("d.FederationSenderJoinedHosts.DeleteJoinedHosts: %w", err)
}
return nil
})
}
func (d *Database) AddServerToBlacklist(serverName gomatrixserverlib.ServerName) error {
return d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
return d.FederationSenderBlacklist.InsertBlacklist(context.TODO(), txn, serverName)
})
}
func (d *Database) RemoveServerFromBlacklist(serverName gomatrixserverlib.ServerName) error {
return d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
return d.FederationSenderBlacklist.DeleteBlacklist(context.TODO(), txn, serverName)
})
}
func (d *Database) IsServerBlacklisted(serverName gomatrixserverlib.ServerName) (bool, error) {
return d.FederationSenderBlacklist.SelectBlacklist(context.TODO(), nil, serverName)
}
func (d *Database) AddOutboundPeek(ctx context.Context, serverName gomatrixserverlib.ServerName, roomID, peekID string, renewalInterval int64) error {
return d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
return d.FederationSenderOutboundPeeks.InsertOutboundPeek(ctx, txn, serverName, roomID, peekID, renewalInterval)
})
}
func (d *Database) RenewOutboundPeek(ctx context.Context, serverName gomatrixserverlib.ServerName, roomID, peekID string, renewalInterval int64) error {
return d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
return d.FederationSenderOutboundPeeks.RenewOutboundPeek(ctx, txn, serverName, roomID, peekID, renewalInterval)
})
}
func (d *Database) GetOutboundPeek(ctx context.Context, serverName gomatrixserverlib.ServerName, roomID, peekID string) (*types.OutboundPeek, error) {
return d.FederationSenderOutboundPeeks.SelectOutboundPeek(ctx, nil, serverName, roomID, peekID)
}
func (d *Database) GetOutboundPeeks(ctx context.Context, roomID string) ([]types.OutboundPeek, error) {
return d.FederationSenderOutboundPeeks.SelectOutboundPeeks(ctx, nil, roomID)
}
func (d *Database) AddInboundPeek(ctx context.Context, serverName gomatrixserverlib.ServerName, roomID, peekID string, renewalInterval int64) error {
return d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
return d.FederationSenderInboundPeeks.InsertInboundPeek(ctx, txn, serverName, roomID, peekID, renewalInterval)
})
}
func (d *Database) RenewInboundPeek(ctx context.Context, serverName gomatrixserverlib.ServerName, roomID, peekID string, renewalInterval int64) error {
return d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error {
return d.FederationSenderInboundPeeks.RenewInboundPeek(ctx, txn, serverName, roomID, peekID, renewalInterval)
})
}
func (d *Database) GetInboundPeek(ctx context.Context, serverName gomatrixserverlib.ServerName, roomID, peekID string) (*types.InboundPeek, error) {
return d.FederationSenderInboundPeeks.SelectInboundPeek(ctx, nil, serverName, roomID, peekID)
}
func (d *Database) GetInboundPeeks(ctx context.Context, roomID string) ([]types.InboundPeek, error) {
return d.FederationSenderInboundPeeks.SelectInboundPeeks(ctx, nil, roomID)
}