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72 lines
2.8 KiB
Rust
72 lines
2.8 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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use std::rc::Rc;
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use deno_core::error::bad_resource_id;
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use deno_core::error::custom_error;
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use deno_core::error::AnyError;
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use deno_core::op2;
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use deno_core::OpState;
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use deno_core::ResourceId;
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use deno_http::http_create_conn_resource;
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use deno_net::io::TcpStreamResource;
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use deno_net::ops_tls::TlsStreamResource;
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pub const UNSTABLE_FEATURE_NAME: &str = "http";
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deno_core::extension!(deno_http_runtime, ops = [op_http_start],);
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#[op2(fast)]
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#[smi]
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fn op_http_start(
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state: &mut OpState,
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#[smi] tcp_stream_rid: ResourceId,
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) -> Result<ResourceId, AnyError> {
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if let Ok(resource_rc) = state
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.resource_table
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.take::<TcpStreamResource>(tcp_stream_rid)
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{
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// This TCP connection might be used somewhere else. If it's the case, we cannot proceed with the
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// process of starting a HTTP server on top of this TCP connection, so we just return a Busy error.
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// See also: https://github.com/denoland/deno/pull/16242
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let resource = Rc::try_unwrap(resource_rc)
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.map_err(|_| custom_error("Busy", "TCP stream is currently in use"))?;
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let (read_half, write_half) = resource.into_inner();
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let tcp_stream = read_half.reunite(write_half)?;
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let addr = tcp_stream.local_addr()?;
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return http_create_conn_resource(state, tcp_stream, addr, "http");
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}
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if let Ok(resource_rc) = state
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.resource_table
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.take::<TlsStreamResource>(tcp_stream_rid)
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{
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// This TLS connection might be used somewhere else. If it's the case, we cannot proceed with the
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// process of starting a HTTP server on top of this TLS connection, so we just return a Busy error.
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// See also: https://github.com/denoland/deno/pull/16242
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let resource = Rc::try_unwrap(resource_rc)
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.map_err(|_| custom_error("Busy", "TLS stream is currently in use"))?;
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let (read_half, write_half) = resource.into_inner();
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let tls_stream = read_half.unsplit(write_half);
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let addr = tls_stream.local_addr()?;
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return http_create_conn_resource(state, tls_stream, addr, "https");
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}
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#[cfg(unix)]
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if let Ok(resource_rc) = state
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.resource_table
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.take::<deno_net::io::UnixStreamResource>(tcp_stream_rid)
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{
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// This UNIX socket might be used somewhere else. If it's the case, we cannot proceed with the
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// process of starting a HTTP server on top of this UNIX socket, so we just return a Busy error.
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// See also: https://github.com/denoland/deno/pull/16242
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let resource = Rc::try_unwrap(resource_rc)
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.map_err(|_| custom_error("Busy", "Unix socket is currently in use"))?;
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let (read_half, write_half) = resource.into_inner();
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let unix_stream = read_half.reunite(write_half)?;
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let addr = unix_stream.local_addr()?;
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return http_create_conn_resource(state, unix_stream, addr, "http+unix");
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}
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Err(bad_resource_id())
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}
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