aboutsummaryrefslogtreecommitdiff
path: root/roomserver/internal/api.go
blob: 1a3626609cb4cff0a8b4772456f79b88d3983ef3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
package internal

import (
	"context"

	"github.com/getsentry/sentry-go"
	asAPI "github.com/matrix-org/dendrite/appservice/api"
	fsAPI "github.com/matrix-org/dendrite/federationapi/api"
	"github.com/matrix-org/dendrite/internal/caching"
	"github.com/matrix-org/dendrite/roomserver/acls"
	"github.com/matrix-org/dendrite/roomserver/api"
	"github.com/matrix-org/dendrite/roomserver/internal/input"
	"github.com/matrix-org/dendrite/roomserver/internal/perform"
	"github.com/matrix-org/dendrite/roomserver/internal/query"
	"github.com/matrix-org/dendrite/roomserver/producers"
	"github.com/matrix-org/dendrite/roomserver/storage"
	"github.com/matrix-org/dendrite/setup/base"
	"github.com/matrix-org/dendrite/setup/config"
	"github.com/matrix-org/dendrite/setup/jetstream"
	"github.com/matrix-org/dendrite/setup/process"
	userapi "github.com/matrix-org/dendrite/userapi/api"
	"github.com/matrix-org/gomatrixserverlib"
	"github.com/nats-io/nats.go"
	"github.com/sirupsen/logrus"
)

// RoomserverInternalAPI is an implementation of api.RoomserverInternalAPI
type RoomserverInternalAPI struct {
	*input.Inputer
	*query.Queryer
	*perform.Inviter
	*perform.Joiner
	*perform.Peeker
	*perform.InboundPeeker
	*perform.Unpeeker
	*perform.Leaver
	*perform.Publisher
	*perform.Backfiller
	*perform.Forgetter
	*perform.Upgrader
	*perform.Admin
	ProcessContext         *process.ProcessContext
	Base                   *base.BaseDendrite
	DB                     storage.Database
	Cfg                    *config.RoomServer
	Cache                  caching.RoomServerCaches
	ServerName             gomatrixserverlib.ServerName
	KeyRing                gomatrixserverlib.JSONVerifier
	ServerACLs             *acls.ServerACLs
	fsAPI                  fsAPI.RoomserverFederationAPI
	asAPI                  asAPI.AppServiceInternalAPI
	NATSClient             *nats.Conn
	JetStream              nats.JetStreamContext
	Durable                string
	InputRoomEventTopic    string // JetStream topic for new input room events
	OutputProducer         *producers.RoomEventProducer
	PerspectiveServerNames []gomatrixserverlib.ServerName
}

func NewRoomserverAPI(
	base *base.BaseDendrite, roomserverDB storage.Database,
	js nats.JetStreamContext, nc *nats.Conn,
) *RoomserverInternalAPI {
	var perspectiveServerNames []gomatrixserverlib.ServerName
	for _, kp := range base.Cfg.FederationAPI.KeyPerspectives {
		perspectiveServerNames = append(perspectiveServerNames, kp.ServerName)
	}

	serverACLs := acls.NewServerACLs(roomserverDB)
	producer := &producers.RoomEventProducer{
		Topic:     string(base.Cfg.Global.JetStream.Prefixed(jetstream.OutputRoomEvent)),
		JetStream: js,
		ACLs:      serverACLs,
	}
	a := &RoomserverInternalAPI{
		ProcessContext:         base.ProcessContext,
		DB:                     roomserverDB,
		Base:                   base,
		Cfg:                    &base.Cfg.RoomServer,
		Cache:                  base.Caches,
		ServerName:             base.Cfg.Global.ServerName,
		PerspectiveServerNames: perspectiveServerNames,
		InputRoomEventTopic:    base.Cfg.Global.JetStream.Prefixed(jetstream.InputRoomEvent),
		OutputProducer:         producer,
		JetStream:              js,
		NATSClient:             nc,
		Durable:                base.Cfg.Global.JetStream.Durable("RoomserverInputConsumer"),
		ServerACLs:             serverACLs,
		Queryer: &query.Queryer{
			DB:                roomserverDB,
			Cache:             base.Caches,
			IsLocalServerName: base.Cfg.Global.IsLocalServerName,
			ServerACLs:        serverACLs,
		},
		// perform-er structs get initialised when we have a federation sender to use
	}
	return a
}

// SetFederationInputAPI passes in a federation input API reference so that we can
// avoid the chicken-and-egg problem of both the roomserver input API and the
// federation input API being interdependent.
func (r *RoomserverInternalAPI) SetFederationAPI(fsAPI fsAPI.RoomserverFederationAPI, keyRing *gomatrixserverlib.KeyRing) {
	r.fsAPI = fsAPI
	r.KeyRing = keyRing

	r.Inputer = &input.Inputer{
		Cfg:                 &r.Base.Cfg.RoomServer,
		Base:                r.Base,
		ProcessContext:      r.Base.ProcessContext,
		DB:                  r.DB,
		InputRoomEventTopic: r.InputRoomEventTopic,
		OutputProducer:      r.OutputProducer,
		JetStream:           r.JetStream,
		NATSClient:          r.NATSClient,
		Durable:             nats.Durable(r.Durable),
		ServerName:          r.Cfg.Matrix.ServerName,
		FSAPI:               fsAPI,
		KeyRing:             keyRing,
		ACLs:                r.ServerACLs,
		Queryer:             r.Queryer,
	}
	r.Inviter = &perform.Inviter{
		DB:      r.DB,
		Cfg:     r.Cfg,
		FSAPI:   r.fsAPI,
		Inputer: r.Inputer,
	}
	r.Joiner = &perform.Joiner{
		Cfg:     r.Cfg,
		DB:      r.DB,
		FSAPI:   r.fsAPI,
		RSAPI:   r,
		Inputer: r.Inputer,
		Queryer: r.Queryer,
	}
	r.Peeker = &perform.Peeker{
		ServerName: r.Cfg.Matrix.ServerName,
		Cfg:        r.Cfg,
		DB:         r.DB,
		FSAPI:      r.fsAPI,
		Inputer:    r.Inputer,
	}
	r.InboundPeeker = &perform.InboundPeeker{
		DB:      r.DB,
		Inputer: r.Inputer,
	}
	r.Unpeeker = &perform.Unpeeker{
		ServerName: r.Cfg.Matrix.ServerName,
		Cfg:        r.Cfg,
		DB:         r.DB,
		FSAPI:      r.fsAPI,
		Inputer:    r.Inputer,
	}
	r.Leaver = &perform.Leaver{
		Cfg:     r.Cfg,
		DB:      r.DB,
		FSAPI:   r.fsAPI,
		Inputer: r.Inputer,
	}
	r.Publisher = &perform.Publisher{
		DB: r.DB,
	}
	r.Backfiller = &perform.Backfiller{
		IsLocalServerName: r.Cfg.Matrix.IsLocalServerName,
		DB:                r.DB,
		FSAPI:             r.fsAPI,
		KeyRing:           r.KeyRing,
		// Perspective servers are trusted to not lie about server keys, so we will also
		// prefer these servers when backfilling (assuming they are in the room) rather
		// than trying random servers
		PreferServers: r.PerspectiveServerNames,
	}
	r.Forgetter = &perform.Forgetter{
		DB: r.DB,
	}
	r.Upgrader = &perform.Upgrader{
		Cfg:    r.Cfg,
		URSAPI: r,
	}
	r.Admin = &perform.Admin{
		DB:      r.DB,
		Cfg:     r.Cfg,
		Inputer: r.Inputer,
		Queryer: r.Queryer,
		Leaver:  r.Leaver,
	}

	if err := r.Inputer.Start(); err != nil {
		logrus.WithError(err).Panic("failed to start roomserver input API")
	}
}

func (r *RoomserverInternalAPI) SetUserAPI(userAPI userapi.RoomserverUserAPI) {
	r.Leaver.UserAPI = userAPI
}

func (r *RoomserverInternalAPI) SetAppserviceAPI(asAPI asAPI.AppServiceInternalAPI) {
	r.asAPI = asAPI
}

func (r *RoomserverInternalAPI) PerformInvite(
	ctx context.Context,
	req *api.PerformInviteRequest,
	res *api.PerformInviteResponse,
) error {
	outputEvents, err := r.Inviter.PerformInvite(ctx, req, res)
	if err != nil {
		sentry.CaptureException(err)
		return err
	}
	if len(outputEvents) == 0 {
		return nil
	}
	return r.OutputProducer.ProduceRoomEvents(req.Event.RoomID(), outputEvents)
}

func (r *RoomserverInternalAPI) PerformLeave(
	ctx context.Context,
	req *api.PerformLeaveRequest,
	res *api.PerformLeaveResponse,
) error {
	outputEvents, err := r.Leaver.PerformLeave(ctx, req, res)
	if err != nil {
		sentry.CaptureException(err)
		return err
	}
	if len(outputEvents) == 0 {
		return nil
	}
	return r.OutputProducer.ProduceRoomEvents(req.RoomID, outputEvents)
}

func (r *RoomserverInternalAPI) PerformForget(
	ctx context.Context,
	req *api.PerformForgetRequest,
	resp *api.PerformForgetResponse,
) error {
	return r.Forgetter.PerformForget(ctx, req, resp)
}