forked from Silverfish/proton-bridge
50 lines
1.6 KiB
Go
50 lines
1.6 KiB
Go
// Copyright (c) 2021 Proton Technologies AG
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//
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// This file is part of ProtonMail Bridge.
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//
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// ProtonMail Bridge is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ProtonMail Bridge is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
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package serverutil
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import (
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"time"
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"github.com/ProtonMail/proton-bridge/internal/events"
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"github.com/ProtonMail/proton-bridge/pkg/listener"
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)
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// Server which can handle disconnected users and lost internet connection.
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type Server interface {
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DisconnectUser(string)
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ListenRetryAndServe(int, time.Duration)
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}
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func monitorDisconnectedUsers(s Server, l listener.Listener) {
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ch := make(chan string)
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l.Add(events.CloseConnectionEvent, ch)
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for address := range ch {
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s.DisconnectUser(address)
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}
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}
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// ListenAndServe starts the server and keeps it on based on internet
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// availability. It also monitors and disconnect users if requested.
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func ListenAndServe(s Server, l listener.Listener) {
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go monitorDisconnectedUsers(s, l)
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// When starting the Bridge, we don't want to retry to notify user
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// quickly about the issue. Very probably retry will not help anyway.
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s.ListenRetryAndServe(0, 0)
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}
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