proton-bridge/internal/bridge/imap.go

132 lines
3.5 KiB
Go

// Copyright (c) 2024 Proton AG
//
// This file is part of Proton Mail Bridge.
//
// Proton Mail Bridge is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Proton Mail Bridge 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>.
package bridge
import (
"context"
"crypto/tls"
"strings"
"github.com/Masterminds/semver/v3"
imapEvents "github.com/ProtonMail/gluon/events"
"github.com/ProtonMail/proton-bridge/v3/internal/events"
"github.com/ProtonMail/proton-bridge/v3/internal/services/imapsmtpserver"
"github.com/ProtonMail/proton-bridge/v3/internal/useragent"
"github.com/sirupsen/logrus"
)
func (bridge *Bridge) restartIMAP(ctx context.Context) error {
return bridge.serverManager.RestartIMAP(ctx)
}
func (bridge *Bridge) handleIMAPEvent(event imapEvents.Event) {
log := logrus.WithField("pkg", "bridge/event/imap")
switch event := event.(type) {
case imapEvents.UserAdded:
for labelID, count := range event.Counts {
log.WithFields(logrus.Fields{
"gluonID": event.UserID,
"labelID": labelID,
"count": count,
}).Info("Received mailbox message count")
}
case imapEvents.IMAPID:
log.WithFields(logrus.Fields{
"sessionID": event.SessionID,
"name": event.IMAPID.Name,
"version": event.IMAPID.Version,
}).Info("Received IMAP ID")
if event.IMAPID.Name != "" && event.IMAPID.Version != "" {
bridge.setUserAgent(event.IMAPID.Name, event.IMAPID.Version)
}
case imapEvents.LoginFailed:
log.WithFields(logrus.Fields{
"sessionID": event.SessionID,
"username": event.Username,
"pkg": "imap",
}).Error("Incorrect login credentials.")
bridge.publish(events.IMAPLoginFailed{Username: event.Username})
case imapEvents.Login:
if strings.Contains(bridge.GetCurrentUserAgent(), useragent.DefaultUserAgent) {
bridge.setUserAgent(useragent.UnknownClient, useragent.DefaultVersion)
}
}
}
type bridgeIMAPSettings struct {
b *Bridge
}
func (b *bridgeIMAPSettings) EventPublisher() imapsmtpserver.IMAPEventPublisher {
return b
}
func (b *bridgeIMAPSettings) TLSConfig() *tls.Config {
return b.b.tlsConfig
}
func (b *bridgeIMAPSettings) LogClient() bool {
return b.b.logIMAPClient
}
func (b *bridgeIMAPSettings) LogServer() bool {
return b.b.logIMAPServer
}
func (b *bridgeIMAPSettings) Port() int {
return b.b.vault.GetIMAPPort()
}
func (b *bridgeIMAPSettings) SetPort(i int) error {
return b.b.vault.SetIMAPPort(i)
}
func (b *bridgeIMAPSettings) UseSSL() bool {
return b.b.vault.GetIMAPSSL()
}
func (b *bridgeIMAPSettings) CacheDirectory() string {
return b.b.GetGluonCacheDir()
}
func (b *bridgeIMAPSettings) DataDirectory() (string, error) {
return b.b.GetGluonDataDir()
}
func (b *bridgeIMAPSettings) SetCacheDirectory(s string) error {
return b.b.vault.SetGluonDir(s)
}
func (b *bridgeIMAPSettings) Version() *semver.Version {
return b.b.curVersion
}
func (b *bridgeIMAPSettings) PublishIMAPEvent(ctx context.Context, event imapEvents.Event) {
select {
case <-ctx.Done():
return
case b.b.imapEventCh <- event:
// do nothing
}
}