Throw an exception if the JS5 connection closes unexpectedly

Signed-off-by: Graham <gpe@openrs2.org>
Graham 4 years ago
parent 2bce00be54
commit e1f33158f2
  1. 21
      archive/src/main/kotlin/org/openrs2/archive/cache/Js5ChannelHandler.kt

@ -42,6 +42,13 @@ public class Js5ChannelHandler(
private val maxInFlightRequests: Int = 200,
maxBuildAttempts: Int = 10
) : SimpleChannelInboundHandler<Any>(Object::class.java) {
private enum class State {
ACTIVE,
CLIENT_OUT_OF_DATE,
RESUMING_CONTINUATION
}
private var state = State.ACTIVE
private val maxBuild = build + maxBuildAttempts
private val inFlightRequests = mutableSetOf<Js5Request.Group>()
private val pendingRequests = ArrayDeque<Js5Request.Group>()
@ -87,8 +94,19 @@ public class Js5ChannelHandler(
}
}
override fun channelInactive(ctx: ChannelHandlerContext) {
if (state == State.CLIENT_OUT_OF_DATE) {
state = State.ACTIVE
bootstrap.connect(hostname, port)
} else if (state != State.RESUMING_CONTINUATION) {
throw Exception("Connection closed unexpectedly")
}
}
override fun exceptionCaught(ctx: ChannelHandlerContext, cause: Throwable) {
releaseGroups()
state = State.RESUMING_CONTINUATION
ctx.close()
continuation.resumeWithException(cause)
}
@ -112,8 +130,8 @@ public class Js5ChannelHandler(
throw Exception("Failed to identify current version")
}
state = State.CLIENT_OUT_OF_DATE
ctx.close()
bootstrap.connect(hostname, port)
}
private fun handleResponse(ctx: ChannelHandlerContext, response: Js5Response) {
@ -147,6 +165,7 @@ public class Js5ChannelHandler(
importer.setLastMasterIndexId(gameId, masterIndexId)
}
state = State.RESUMING_CONTINUATION
ctx.close()
continuation.resume(Unit)
}

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