40 lines
1.8 KiB
Plaintext
40 lines
1.8 KiB
Plaintext
@startuml Authentication loop
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[*] --> Unauthenticated : Application start
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Unauthenticated : Reset state, nothing is cached
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Unauthenticated --> AuthBegin : Start() is called
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state Disconnected {
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AuthBegin : Start aquiring WS URL
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AuthBegin --> Websocket_Neutral : Got WS URL
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Websocket_Neutral : Websocket is waiting for connection
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Resume_Fail : Clear all cached session data
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Resume_Fail : Disconnect websocket
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Resume_Fail --> AuthBegin
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Reconnect : Disconnect websocket
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Reconnect --> AuthBegin
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}
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Websocket_Connected --> Reconnect : Reconnect event recieved
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Websocket_Connected --> Reconnect : Websocket closes with a reconnectable close code (or no close code at all)
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Websocket_Connected --> Reconnect : Invalid session with d set to true
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Websocket_Connected --> Reconnect : Heartbeat timeout
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state Websocket_Connected {
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Websocket_Resume --> Resume_Fail : Invalid session recieved
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Websocket_Neutral --> Websocket_Ready : Hello packet recieved
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Websocket_Ready : Start heartbeating
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Websocket_Ready : Decide to either start new session or resume a previous one
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Websocket_Ready --> Websocket_Identify : No session to resume
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Websocket_Identify : Start new session
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Websocket_Ready --> Websocket_Resume : Previous session is available
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Websocket_Resume : Try resuming old session
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Websocket_Resume : This should be transparent, as this is fairly common
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Websocket_Identify --> Websocket_Running : Ready event recieved
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Websocket_Resume --> Websocket_Running : Resumed event recieved
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Websocket_Running : Save session details for resume
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Websocket_Running : Recieve events and forward them
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}
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Websocket_Identify -> Websocket_Disabled : Invalid session recieved
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Websocket_Connected -> Websocket_Disabled : Rate limit
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Websocket_Disabled : Wrong credentials or something is really broken
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@enduml |