mautrix-signal/pkg/signalmeow/client.go

112 lines
3.3 KiB
Go

// mautrix-signal - A Matrix-signal puppeting bridge.
// Copyright (C) 2023 Scott Weber
//
// 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 <https://www.gnu.org/licenses/>.
package signalmeow
import (
"context"
"errors"
"net/url"
"sync"
"time"
"github.com/rs/zerolog"
"go.mau.fi/mautrix-signal/pkg/libsignalgo"
"go.mau.fi/mautrix-signal/pkg/signalmeow/events"
"go.mau.fi/mautrix-signal/pkg/signalmeow/store"
"go.mau.fi/mautrix-signal/pkg/signalmeow/web"
)
type Client struct {
Store *store.Device
Log zerolog.Logger
SenderCertificateWithE164 *libsignalgo.SenderCertificate
SenderCertificateNoE164 *libsignalgo.SenderCertificate
GroupCredentials *GroupCredentials
GroupCache *GroupCache
ProfileCache *ProfileCache
GroupCallCache *map[string]bool
LastContactRequestTime time.Time
SyncContactsOnConnect bool
encryptionLock sync.Mutex
AuthedWS *web.SignalWebsocket
UnauthedWS *web.SignalWebsocket
lastConnectionStatus SignalConnectionStatus
loopCancel context.CancelFunc
loopWg sync.WaitGroup
EventHandler func(events.SignalEvent)
storageAuthLock sync.Mutex
storageAuth *basicExpiringCredentials
cdAuthLock sync.Mutex
cdAuth *basicExpiringCredentials
cdToken []byte
}
func (cli *Client) handleEvent(evt events.SignalEvent) {
if cli.EventHandler != nil {
cli.EventHandler(evt)
}
}
func (cli *Client) IsConnected() bool {
if cli == nil {
return false
}
return cli.AuthedWS.IsConnected() && cli.UnauthedWS.IsConnected()
}
func (cli *Client) connectAuthedWS(ctx context.Context, requestHandler web.RequestHandlerFunc) (chan web.SignalWebsocketConnectionStatus, error) {
if cli.AuthedWS != nil {
return nil, errors.New("authed websocket already connected")
}
username, password := cli.Store.BasicAuthCreds()
log := zerolog.Ctx(ctx).With().
Str("websocket_type", "authed").
Str("username", username).
Logger()
ctx = log.WithContext(ctx)
authedWS := web.NewSignalWebsocket(url.UserPassword(username, password))
statusChan := authedWS.Connect(ctx, requestHandler)
cli.AuthedWS = authedWS
return statusChan, nil
}
func (cli *Client) connectUnauthedWS(ctx context.Context) (chan web.SignalWebsocketConnectionStatus, error) {
if cli.UnauthedWS != nil {
return nil, errors.New("unauthed websocket already connected")
}
log := zerolog.Ctx(ctx).With().
Str("websocket_type", "unauthed").
Logger()
ctx = log.WithContext(ctx)
unauthedWS := web.NewSignalWebsocket(nil)
statusChan := unauthedWS.Connect(ctx, nil)
cli.UnauthedWS = unauthedWS
return statusChan, nil
}
func (cli *Client) IsLoggedIn() bool {
return cli.Store != nil && cli.Store.IsDeviceLoggedIn()
}