127 lines
4.5 KiB
Go
127 lines
4.5 KiB
Go
// Copyright 2018 Vector Creations Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package appservice
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import (
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"context"
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"errors"
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"net/http"
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"sync"
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"time"
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"github.com/gorilla/mux"
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appserviceAPI "github.com/matrix-org/dendrite/appservice/api"
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"github.com/matrix-org/dendrite/appservice/consumers"
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"github.com/matrix-org/dendrite/appservice/inthttp"
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"github.com/matrix-org/dendrite/appservice/query"
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"github.com/matrix-org/dendrite/appservice/storage"
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"github.com/matrix-org/dendrite/appservice/types"
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"github.com/matrix-org/dendrite/appservice/workers"
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"github.com/matrix-org/dendrite/clientapi/auth/storage/accounts"
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"github.com/matrix-org/dendrite/clientapi/auth/storage/devices"
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"github.com/matrix-org/dendrite/internal"
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"github.com/matrix-org/dendrite/internal/basecomponent"
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"github.com/matrix-org/dendrite/internal/config"
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roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
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"github.com/sirupsen/logrus"
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)
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// AddInternalRoutes registers HTTP handlers for internal API calls
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func AddInternalRoutes(router *mux.Router, queryAPI appserviceAPI.AppServiceQueryAPI) {
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inthttp.AddRoutes(queryAPI, router)
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}
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// NewInternalAPI returns a concerete implementation of the internal API. Callers
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// can call functions directly on the returned API or via an HTTP interface using AddInternalRoutes.
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func NewInternalAPI(
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base *basecomponent.BaseDendrite,
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accountsDB accounts.Database,
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deviceDB devices.Database,
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rsAPI roomserverAPI.RoomserverInternalAPI,
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) appserviceAPI.AppServiceQueryAPI {
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// Create a connection to the appservice postgres DB
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appserviceDB, err := storage.NewDatabase(string(base.Cfg.Database.AppService), base.Cfg.DbProperties())
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if err != nil {
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logrus.WithError(err).Panicf("failed to connect to appservice db")
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}
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// Wrap application services in a type that relates the application service and
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// a sync.Cond object that can be used to notify workers when there are new
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// events to be sent out.
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workerStates := make([]types.ApplicationServiceWorkerState, len(base.Cfg.Derived.ApplicationServices))
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for i, appservice := range base.Cfg.Derived.ApplicationServices {
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m := sync.Mutex{}
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ws := types.ApplicationServiceWorkerState{
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AppService: appservice,
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Cond: sync.NewCond(&m),
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}
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workerStates[i] = ws
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// Create bot account for this AS if it doesn't already exist
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if err = generateAppServiceAccount(accountsDB, deviceDB, appservice); err != nil {
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logrus.WithFields(logrus.Fields{
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"appservice": appservice.ID,
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}).WithError(err).Panicf("failed to generate bot account for appservice")
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}
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}
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// Create appserivce query API with an HTTP client that will be used for all
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// outbound and inbound requests (inbound only for the internal API)
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appserviceQueryAPI := &query.AppServiceQueryAPI{
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HTTPClient: &http.Client{
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Timeout: time.Second * 30,
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},
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Cfg: base.Cfg,
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}
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consumer := consumers.NewOutputRoomEventConsumer(
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base.Cfg, base.KafkaConsumer, accountsDB, appserviceDB,
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rsAPI, workerStates,
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)
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if err := consumer.Start(); err != nil {
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logrus.WithError(err).Panicf("failed to start appservice roomserver consumer")
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}
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// Create application service transaction workers
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if err := workers.SetupTransactionWorkers(appserviceDB, workerStates); err != nil {
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logrus.WithError(err).Panicf("failed to start app service transaction workers")
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}
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return appserviceQueryAPI
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}
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// generateAppServiceAccounts creates a dummy account based off the
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// `sender_localpart` field of each application service if it doesn't
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// exist already
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func generateAppServiceAccount(
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accountsDB accounts.Database,
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deviceDB devices.Database,
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as config.ApplicationService,
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) error {
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ctx := context.Background()
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// Create an account for the application service
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_, err := accountsDB.CreateAccount(ctx, as.SenderLocalpart, "", as.ID)
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if err != nil {
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if errors.Is(err, internal.ErrUserExists) { // This account already exists
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return nil
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}
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return err
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}
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// Create a dummy device with a dummy token for the application service
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_, err = deviceDB.CreateDevice(ctx, as.SenderLocalpart, nil, as.ASToken, &as.SenderLocalpart)
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return err
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}
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