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[21959] Check if SHM transport is disabled in LARGE_DATA modes #5355

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merged 3 commits into from
Nov 4, 2024
Merged

[21959] Check if SHM transport is disabled in LARGE_DATA modes #5355

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84b5427
Refs #21959: Check for SHM_DISABLE in large_data setup modes
Mario-DL Oct 25, 2024
f56e378
Refs #21959: Apply Miguels rev
Mario-DL Oct 31, 2024
e45ed59
Refs #21959: Apply suggestion
Mario-DL Oct 31, 2024
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30 changes: 20 additions & 10 deletions src/cpp/rtps/attributes/RTPSParticipantAttributes.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -217,18 +217,32 @@ static void setup_transports_udpv6(
att.userTransports.push_back(descriptor);
}

static void setup_large_data_shm_transport(
RTPSParticipantAttributes& att,
const fastdds::rtps::BuiltinTransportsOptions& options)
{
#ifdef FASTDDS_SHM_TRANSPORT_DISABLED
static_cast<void>(att);
EPROSIMA_LOG_ERROR(RTPS_PARTICIPANT, "Trying to configure Large Data transport, " <<
"but Fast DDS was built without SHM transport support. Will use " <<
"TCP for communications on the same host.");
#else
auto descriptor = create_shm_transport(att, options);
att.userTransports.push_back(descriptor);

auto shm_loc = fastdds::rtps::SHMLocator::create_locator(0, fastdds::rtps::SHMLocator::Type::UNICAST);
att.defaultUnicastLocatorList.push_back(shm_loc);
#endif // FASTDDS_SHM_TRANSPORT_DISABLED
}

static void setup_transports_large_data(
RTPSParticipantAttributes& att,
bool intraprocess_only,
const fastdds::rtps::BuiltinTransportsOptions& options)
{
if (!intraprocess_only)
{
auto shm_transport = create_shm_transport(att, options);
att.userTransports.push_back(shm_transport);

auto shm_loc = fastdds::rtps::SHMLocator::create_locator(0, fastdds::rtps::SHMLocator::Type::UNICAST);
att.defaultUnicastLocatorList.push_back(shm_loc);
setup_large_data_shm_transport(att, options);

auto tcp_transport = create_tcpv4_transport(att, options);
att.userTransports.push_back(tcp_transport);
Expand Down Expand Up @@ -261,11 +275,7 @@ static void setup_transports_large_datav6(
{
if (!intraprocess_only)
{
auto shm_transport = create_shm_transport(att, options);
att.userTransports.push_back(shm_transport);

auto shm_loc = fastdds::rtps::SHMLocator::create_locator(0, fastdds::rtps::SHMLocator::Type::UNICAST);
att.defaultUnicastLocatorList.push_back(shm_loc);
setup_large_data_shm_transport(att, options);

auto tcp_transport = create_tcpv6_transport(att, options);
att.userTransports.push_back(tcp_transport);
Expand Down
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