Open-source multiplayer game server compatible with the RuneScape client
https://www.openrs2.org/
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52 lines
2.0 KiB
52 lines
2.0 KiB
package org.openrs2.game.net.http
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import io.netty.channel.ChannelFutureListener
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import io.netty.channel.ChannelHandler
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import io.netty.channel.ChannelHandlerContext
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import io.netty.channel.SimpleChannelInboundHandler
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import io.netty.handler.codec.http.DefaultHttpResponse
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import io.netty.handler.codec.http.HttpHeaderNames
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import io.netty.handler.codec.http.HttpHeaderValues
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import io.netty.handler.codec.http.HttpRequest
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import io.netty.handler.codec.http.HttpResponse
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import io.netty.handler.codec.http.HttpResponseStatus
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import io.netty.handler.codec.http.HttpVersion
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import org.openrs2.game.net.FileProvider
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import javax.inject.Inject
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import javax.inject.Singleton
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@Singleton
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@ChannelHandler.Sharable
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public class HttpChannelHandler @Inject constructor(
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private val fileProvider: FileProvider
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) : SimpleChannelInboundHandler<HttpRequest>() {
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override fun channelActive(ctx: ChannelHandlerContext) {
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ctx.read()
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}
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override fun channelRead0(ctx: ChannelHandlerContext, msg: HttpRequest) {
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val file = fileProvider.get(msg.uri())
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if (file == null) {
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ctx.write(createResponse(HttpResponseStatus.NOT_FOUND)).addListener(ChannelFutureListener.CLOSE)
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return
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}
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val response = createResponse(HttpResponseStatus.OK)
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response.headers().add(HttpHeaderNames.CONTENT_TYPE, HttpHeaderValues.APPLICATION_OCTET_STREAM)
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response.headers().add(HttpHeaderNames.CONTENT_LENGTH, file.count())
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ctx.write(response, ctx.voidPromise())
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ctx.write(file).addListener(ChannelFutureListener.CLOSE)
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}
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override fun channelReadComplete(ctx: ChannelHandlerContext) {
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ctx.flush()
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}
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private fun createResponse(status: HttpResponseStatus): HttpResponse {
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val response = DefaultHttpResponse(HttpVersion.HTTP_1_1, status)
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response.headers().add(HttpHeaderNames.CONNECTION, HttpHeaderValues.CLOSE)
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response.headers().add(HttpHeaderNames.SERVER, "OpenRS2")
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return response
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}
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}
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