Adam Van Ymeren
7a04f298d2
- update to latest telegram layer - remove some references to fields in tg.Entities that don't exist in the schema - originally added here: https://github.com/beeper/td/commit/820929062a2ba0104397bc01235ab58a9cff780e - referenced here - https://github.com/mautrix/telegramgo/commit/124f0967ed195b5a380c9bd02e170ada9710dde3 - https://github.com/mautrix/telegramgo/commit/4205047aab2e0639217148b5d125bfaab668bd8e
97 lines
2.3 KiB
Go
97 lines
2.3 KiB
Go
package manager
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import (
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"context"
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"time"
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"github.com/cenkalti/backoff/v4"
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"go.mau.fi/mautrix-telegram/pkg/gotd/clock"
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"go.mau.fi/mautrix-telegram/pkg/gotd/mtproto"
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"go.mau.fi/mautrix-telegram/pkg/gotd/tdsync"
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"go.mau.fi/mautrix-telegram/pkg/gotd/telegram/auth"
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"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
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)
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// SetupCallback is an optional setup connection callback.
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type SetupCallback = func(ctx context.Context, invoker tg.Invoker) error
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// ConnOptions is a Telegram client connection options.
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type ConnOptions struct {
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DC int
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Test bool
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Device DeviceConfig
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Handler Handler
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Setup SetupCallback
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OnDead func()
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OnAuthError func(error)
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Backoff func(ctx context.Context) backoff.BackOff
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}
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func defaultBackoff(c clock.Clock) func(ctx context.Context) backoff.BackOff {
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return func(ctx context.Context) backoff.BackOff {
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b := backoff.NewExponentialBackOff()
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b.Clock = c
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b.MaxElapsedTime = time.Second * 30
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b.MaxInterval = time.Second * 5
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return backoff.WithContext(b, ctx)
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}
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}
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// setDefaults sets default values.
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func (c *ConnOptions) setDefaults(connClock clock.Clock) {
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if c.DC == 0 {
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c.DC = 2
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}
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// It's okay to use zero value Test.
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c.Device.SetDefaults()
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if c.Handler == nil {
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c.Handler = NoopHandler{}
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}
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if c.Backoff == nil {
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c.Backoff = defaultBackoff(connClock)
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}
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}
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// CreateConn creates new connection.
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func CreateConn(
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create mtproto.Dialer,
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mode ConnMode,
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appID int,
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opts mtproto.Options,
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connOpts ConnOptions,
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) *Conn {
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connOpts.setDefaults(opts.Clock)
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conn := &Conn{
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mode: mode,
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appID: appID,
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device: connOpts.Device,
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clock: opts.Clock,
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handler: connOpts.Handler,
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sessionInit: tdsync.NewReady(),
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gotConfig: tdsync.NewReady(),
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dead: tdsync.NewReady(),
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setup: connOpts.Setup,
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onDead: connOpts.OnDead,
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connBackoff: connOpts.Backoff,
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}
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conn.log = opts.Logger
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opts.DC = connOpts.DC
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if connOpts.Test {
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// New key exchange algorithm requires DC ID and uses mapping like MTProxy.
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// +10000 for test DC, *-1 for media-only.
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opts.DC += 10000
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}
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opts.Handler = conn
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opts.Logger = conn.log.Named("mtproto")
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opts.OnError = func(err error) {
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if auth.IsUnauthorized(err) && connOpts.OnAuthError != nil {
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connOpts.OnAuthError(err)
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}
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}
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conn.proto = mtproto.New(create, opts)
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return conn
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}
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