mirror of
https://github.com/FairRootGroup/FairMQ.git
synced 2025-10-13 16:46:47 +00:00
260 lines
9.1 KiB
C++
260 lines
9.1 KiB
C++
/********************************************************************************
|
|
* Copyright (C) 2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
|
|
* *
|
|
* This software is distributed under the terms of the *
|
|
* GNU Lesser General Public Licence (LGPL) version 3, *
|
|
* copied verbatim in the file "LICENSE" *
|
|
********************************************************************************/
|
|
|
|
#include <fairmq/ofi/Context.h>
|
|
#include <fairmq/Tools.h>
|
|
#include <FairMQLogger.h>
|
|
|
|
#include <arpa/inet.h>
|
|
#include <cstring>
|
|
#include <memory>
|
|
#include <netinet/in.h>
|
|
#include <rdma/fabric.h>
|
|
#include <rdma/fi_domain.h>
|
|
#include <rdma/fi_endpoint.h>
|
|
#include <rdma/fi_errno.h>
|
|
#include <regex>
|
|
#include <string>
|
|
#include <string.h>
|
|
#include <sys/socket.h>
|
|
#include <zmq.h>
|
|
|
|
namespace fair
|
|
{
|
|
namespace mq
|
|
{
|
|
namespace ofi
|
|
{
|
|
|
|
using namespace std;
|
|
|
|
Context::Context(int numberIoThreads)
|
|
: fOfiDomain(nullptr)
|
|
, fOfiFabric(nullptr)
|
|
, fZmqContext(zmq_ctx_new())
|
|
{
|
|
if (!fZmqContext)
|
|
throw ContextError{tools::ToString("Failed creating zmq context, reason: ", zmq_strerror(errno))};
|
|
}
|
|
|
|
Context::~Context()
|
|
{
|
|
if (zmq_ctx_term(fZmqContext) != 0) {
|
|
LOG(error) << "Failed closing zmq context, reason: " << zmq_strerror(errno);
|
|
}
|
|
|
|
if (fOfiAddressVector) {
|
|
auto ret = fi_close(&fOfiAddressVector->fid);
|
|
if (ret != FI_SUCCESS)
|
|
LOG(error) << "Failed closing ofi address vector, reason: " << fi_strerror(ret);
|
|
}
|
|
|
|
if (fOfiDomain) {
|
|
auto ret = fi_close(&fOfiDomain->fid);
|
|
if (ret != FI_SUCCESS)
|
|
LOG(error) << "Failed closing ofi domain, reason: " << fi_strerror(ret);
|
|
}
|
|
|
|
if (fOfiFabric) {
|
|
auto ret = fi_close(&fOfiFabric->fid);
|
|
if (ret != FI_SUCCESS)
|
|
LOG(error) << "Failed closing ofi fabric, reason: " << fi_strerror(ret);
|
|
}
|
|
}
|
|
|
|
auto Context::GetZmqVersion() const -> std::string
|
|
{
|
|
int major, minor, patch;
|
|
zmq_version(&major, &minor, &patch);
|
|
return tools::ToString(major, ".", minor, ".", patch);
|
|
}
|
|
|
|
auto Context::GetOfiApiVersion() const -> std::string
|
|
{
|
|
auto ofi_version{fi_version()};
|
|
return tools::ToString(FI_MAJOR(ofi_version), ".", FI_MINOR(ofi_version));
|
|
}
|
|
|
|
auto Context::InitOfi(ConnectionType type, std::string addr) -> void
|
|
{
|
|
auto addr2 = ConvertAddress(addr);
|
|
if (addr2.Protocol != "tcp")
|
|
throw ContextError{"Wrong protocol: Supplied address must be in format tcp://ip:port"};
|
|
|
|
if (!fOfiInfo) {
|
|
sockaddr_in* sa = static_cast<sockaddr_in*>(malloc(sizeof(sockaddr_in)));
|
|
auto sa2 = ConvertAddress(addr2);
|
|
memcpy(sa, &sa2, sizeof(sockaddr_in));
|
|
|
|
// Prepare fi_getinfo query
|
|
unique_ptr<fi_info, void(*)(fi_info*)> ofi_hints(fi_allocinfo(), fi_freeinfo);
|
|
ofi_hints->caps = FI_MSG | FI_SOURCE;
|
|
ofi_hints->mode = FI_ASYNC_IOV;
|
|
ofi_hints->addr_format = FI_SOCKADDR_IN;
|
|
ofi_hints->fabric_attr->prov_name = strdup("sockets");
|
|
ofi_hints->ep_attr->type = FI_EP_RDM;
|
|
ofi_hints->domain_attr->threading = FI_THREAD_SAFE;
|
|
ofi_hints->domain_attr->control_progress = FI_PROGRESS_AUTO;
|
|
ofi_hints->domain_attr->data_progress = FI_PROGRESS_AUTO;
|
|
// if (type == ConnectionType::Bind) {
|
|
// ofi_hints->src_addr = sa;
|
|
// ofi_hints->src_addrlen = sizeof(sockaddr_in);
|
|
// } else {
|
|
ofi_hints->dest_addr = sa;
|
|
ofi_hints->dest_addrlen = sizeof(sockaddr_in);
|
|
// }
|
|
|
|
// Query fi_getinfo for fabric to use
|
|
auto res = fi_getinfo(FI_VERSION(1, 5), nullptr, nullptr, 0, ofi_hints.get(), &fOfiInfo);
|
|
if (res != 0) throw ContextError{tools::ToString("Failed querying fi_getinfo, reason: ", fi_strerror(res))};
|
|
if (!fOfiInfo) throw ContextError{"Could not find any ofi compatible fabric."};
|
|
|
|
// for(auto cursor{ofi_info}; cursor->next != nullptr; cursor = cursor->next) {
|
|
LOG(debug) << fi_tostr(fOfiInfo, FI_TYPE_INFO);
|
|
// }
|
|
//
|
|
} else {
|
|
LOG(debug) << "Ofi info already queried. Skipping.";
|
|
}
|
|
|
|
OpenOfiFabric();
|
|
OpenOfiDomain();
|
|
OpenOfiAddressVector();
|
|
}
|
|
|
|
auto Context::OpenOfiFabric() -> void
|
|
{
|
|
if (!fOfiFabric) {
|
|
assert(fOfiInfo);
|
|
auto ret = fi_fabric(fOfiInfo->fabric_attr, &fOfiFabric, nullptr);
|
|
if (ret != FI_SUCCESS)
|
|
throw ContextError{tools::ToString("Failed opening ofi fabric, reason: ", fi_strerror(ret))};
|
|
} else {
|
|
// TODO Check, if requested fabric matches existing one.
|
|
// TODO Decide, if we want to support more than one fabric simultaneously.
|
|
LOG(debug) << "Ofi fabric already opened. Skipping.";
|
|
}
|
|
}
|
|
|
|
auto Context::OpenOfiDomain() -> void
|
|
{
|
|
if (!fOfiDomain) {
|
|
assert(fOfiInfo);
|
|
assert(fOfiFabric);
|
|
auto ret = fi_domain(fOfiFabric, fOfiInfo, &fOfiDomain, nullptr);
|
|
if (ret != FI_SUCCESS)
|
|
throw ContextError{tools::ToString("Failed opening ofi domain, reason: ", fi_strerror(ret))};
|
|
} else {
|
|
LOG(debug) << "Ofi domain already opened. Skipping.";
|
|
}
|
|
}
|
|
|
|
auto Context::OpenOfiAddressVector() -> void
|
|
{
|
|
if (!fOfiAddressVector) {
|
|
assert(fOfiDomain);
|
|
fi_av_attr attr = {fOfiInfo->domain_attr->av_type, 0, 1000, 0, nullptr, nullptr, 0};
|
|
// struct fi_av_attr {
|
|
// enum fi_av_type type; [> type of AV <]
|
|
// int rx_ctx_bits; [> address bits to identify rx ctx <]
|
|
// size_t count; [> # entries for AV <]
|
|
// size_t ep_per_node; [> # endpoints per fabric address <]
|
|
// const char *name; [> system name of AV <]
|
|
// void *map_addr; [> base mmap address <]
|
|
// uint64_t flags; [> operation flags <]
|
|
// };
|
|
auto ret = fi_av_open(fOfiDomain, &attr, &fOfiAddressVector, nullptr);
|
|
if (ret != FI_SUCCESS)
|
|
throw ContextError{tools::ToString("Failed opening ofi address vector, reason: ", fi_strerror(ret))};
|
|
} else {
|
|
LOG(debug) << "Ofi address vector already opened. Skipping.";
|
|
}
|
|
}
|
|
|
|
auto Context::CreateOfiEndpoint() -> fid_ep*
|
|
{
|
|
assert(fOfiDomain);
|
|
assert(fOfiInfo);
|
|
fid_ep* ep = nullptr;
|
|
auto ret = fi_endpoint(fOfiDomain, fOfiInfo, &ep, nullptr);
|
|
if (ret != FI_SUCCESS)
|
|
throw ContextError{tools::ToString("Failed creating ofi endpoint, reason: ", fi_strerror(ret))};
|
|
|
|
assert(fOfiAddressVector);
|
|
ret = fi_ep_bind(ep, &fOfiAddressVector->fid, 0);
|
|
if (ret != FI_SUCCESS)
|
|
throw ContextError{tools::ToString("Failed binding ofi address vector to ofi endpoint, reason: ", fi_strerror(ret))};
|
|
|
|
return ep;
|
|
}
|
|
|
|
auto Context::CreateOfiCompletionQueue(Direction dir) -> fid_cq*
|
|
{
|
|
fid_cq* cq = nullptr;
|
|
fi_cq_attr attr = {0, 0, FI_CQ_FORMAT_DATA, FI_WAIT_UNSPEC, 0, FI_CQ_COND_NONE, nullptr};
|
|
if (dir == Direction::Receive) {
|
|
attr.size = fOfiInfo->rx_attr->size;
|
|
} else {
|
|
attr.size = fOfiInfo->tx_attr->size;
|
|
}
|
|
// size_t size; [> # entries for CQ <]
|
|
// uint64_t flags; [> operation flags <]
|
|
// enum fi_cq_format format; [> completion format <]
|
|
// enum fi_wait_obj wait_obj; [> requested wait object <]
|
|
// int signaling_vector; [> interrupt affinity <]
|
|
// enum fi_cq_wait_cond wait_cond; [> wait condition format <]
|
|
// struct fid_wait *wait_set; [> optional wait set <]
|
|
auto ret = fi_cq_open(fOfiDomain, &attr, &cq, nullptr);
|
|
if (ret != FI_SUCCESS)
|
|
throw ContextError{tools::ToString("Failed creating ofi completion queue, reason: ", fi_strerror(ret))};
|
|
return cq;
|
|
}
|
|
|
|
auto Context::InsertAddressVector(sockaddr_in address) -> fi_addr_t
|
|
{
|
|
fi_addr_t mappedAddress;
|
|
auto ret = fi_av_insert(fOfiAddressVector, &address, 1, &mappedAddress, 0, nullptr);
|
|
if (ret != FI_SUCCESS)
|
|
throw ContextError{tools::ToString("Failed to insert address into ofi address vector, reason: ", fi_strerror(ret))};
|
|
|
|
return ret;
|
|
}
|
|
|
|
auto Context::ConvertAddress(std::string address) -> Address
|
|
{
|
|
string protocol, ip;
|
|
unsigned int port = 0;
|
|
regex address_regex("^([a-z]+)://([0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+):([0-9]+).*");
|
|
smatch address_result;
|
|
if (regex_match(address, address_result, address_regex)) {
|
|
protocol = address_result[1];
|
|
ip = address_result[2];
|
|
port = stoul(address_result[3]);
|
|
// LOG(debug) << "Parsed '" << protocol << "', '" << ip << "', '" << port << "' fields from '" << address << "'";
|
|
} else {
|
|
throw ContextError(tools::ToString("Wrong format: Address must be in format prot://ip:port"));
|
|
}
|
|
|
|
return { protocol, ip, port };
|
|
}
|
|
|
|
auto Context::ConvertAddress(Address address) -> sockaddr_in
|
|
{
|
|
sockaddr_in sa;
|
|
if (inet_pton(AF_INET, address.Ip.c_str(), &(sa.sin_addr)) != 1)
|
|
throw ContextError(tools::ToString("Failed to convert given IP '", address.Ip, "' to struct in_addr, reason: ", strerror(errno)));
|
|
sa.sin_port = htons(address.Port);
|
|
sa.sin_family = AF_INET;
|
|
|
|
return sa;
|
|
}
|
|
|
|
} /* namespace ofi */
|
|
} /* namespace mq */
|
|
} /* namespace fair */
|