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nghttpx: Enforce worker-frontend-connections for QUIC

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This commit is contained in:
Tatsuhiro Tsujikawa 2021-08-31 19:48:26 +09:00
parent 9194d40da7
commit c2e29ad06f
1 changed files with 14 additions and 1 deletions
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15
src/shrpx_quic_connection_handler.cc
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@ -75,6 +75,8 @@ int QUICConnectionHandler::handle_packet(const UpstreamAddr *faddr,
return 0;
}
auto config = get_config();
auto dcid_key = make_cid_key(dcid, dcidlen);
auto conn_handler = worker_->get_connection_handler();
@ -100,6 +102,17 @@ int QUICConnectionHandler::handle_packet(const UpstreamAddr *faddr,
// new connection
auto &upstreamconf = config->conn.upstream;
if (worker_->get_worker_stat()->num_connections >=
upstreamconf.worker_connections) {
if (LOG_ENABLED(INFO)) {
LOG(INFO) << "Too many connections >="
<< upstreamconf.worker_connections;
}
return 0;
}
ngtcp2_pkt_hd hd;
ngtcp2_cid odcid, *podcid = nullptr;
const uint8_t *token = nullptr;
@ -164,7 +177,7 @@ int QUICConnectionHandler::handle_packet(const UpstreamAddr *faddr,
remote_addr, local_addr);
return 0;
default:
if (!get_config()->single_thread && !(data[0] & 0x80) &&
if (!config->single_thread && !(data[0] & 0x80) &&
dcidlen > SHRPX_QUIC_CID_PREFIXLEN &&
!std::equal(dcid, dcid + SHRPX_QUIC_CID_PREFIXLEN,
worker_->get_cid_prefix())) {