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Implement the rdci subsystem: group, fieldgroup and dmon

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Add the support for rdci subsystem group create, delete and query

Add the support for rdci subsystem fieldgroup create, delete and query

Add the support for rdci dmon system. The dmon system may show the stats every
a few seconds until press Ctrl-C. To cleanup the resources (for example, unwatch),
a signal handler is added.

Change-Id: Ib22a8a43b7083c7c72819ca21145e22702d9ad6c
This commit is contained in:
Bill(Shuzhou) Liu
2020-03-27 11:16:58 -04:00
committed by Chris Freehill
parent a6acf24ae7
commit 16bce67835
11 changed files with 1129 additions and 2 deletions
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rdci/src/RdciGroupSubSystem.cc
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/*
Copyright (c) 2020 - present Advanced Micro Devices, Inc. All rights reserved.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#include "RdciGroupSubSystem.h"
#include <getopt.h>
#include <unistd.h>
#include "common/rdc_utils.h"
#include "rdc_lib/rdc_common.h"
#include "rdc/rdc.h"
#include "rdc_lib/RdcException.h"
namespace amd {
namespace rdc {
RdciGroupSubSystem::RdciGroupSubSystem():
group_ops_(GROUP_UNKNOWN)
, is_group_set_(false) {
}
void RdciGroupSubSystem::parse_cmd_opts(int argc, char ** argv) {
const int HOST_OPTIONS = 1000;
const struct option long_options[] = {
{"host", required_argument, nullptr, HOST_OPTIONS },
{"help", optional_argument, nullptr, 'h' },
{"list", optional_argument, nullptr, 'l' },
{"group", required_argument, nullptr, 'g'},
{"create", required_argument, nullptr, 'c' },
{"add", required_argument, nullptr, 'a' },
{"info", optional_argument, nullptr, 'i' },
{"delete", required_argument, nullptr, 'd' },
{ nullptr, 0 , nullptr, 0 }
};
int option_index = 0;
int opt = 0;
while ((opt = getopt_long(argc, argv, "hlic:g:a:d:",
long_options, &option_index)) != -1) {
switch (opt) {
case HOST_OPTIONS:
ip_port_ = optarg;
break;
case 'h':
group_ops_ = GROUP_HELP;
return;
case 'l':
group_ops_ = GROUP_LIST;
break;
case 'g':
if (!IsNumber(optarg)) {
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"The group id needs to be a number");
}
group_id_ = std::stoi(optarg);
is_group_set_ = true;
break;
case 'c':
group_ops_ = GROUP_CREATE;
group_name_ = optarg;
break;
case 'a':
group_ops_ = GROUP_ADD_GPUS;
gpu_ids_ = optarg;
break;
case 'i':
group_ops_ = GROUP_INFO;
break;
case 'd':
group_ops_ = GROUP_DELETE;
if (!IsNumber(optarg)) {
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"The group id needs to be a number");
}
group_id_ = std::stoi(optarg);
is_group_set_ = true;
break;
default:
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"Unknown command line options");
}
}
if (group_ops_ == GROUP_UNKNOWN) {
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"Must specify a valid operations");
}
}
void RdciGroupSubSystem::show_help() const {
std::cout << " group -- Used to create and maintain groups of GPUs.\n\n";
std::cout << "Usage\n";
std::cout << " rdci group [--host <IP/FQDN>:port] [-u] -l\n";
std::cout << " rdci group [--host <IP/FQDN>:port] [-u] -c <groupName>\n";
std::cout << " rdci group [--host <IP/FQDN>:port] [-u] -g <groupId> "
<< "[-a <entityId>]\n";
std::cout << " rdci group [--host <IP/FQDN>:port] [-u] "
<< "-g <groupId> [-i]\n";
std::cout << " rdci group [--host <IP/FQDN>:port] [-u] -d <groupId>\n";
std::cout << "\nFlags:\n";
show_common_usage();
std::cout << " -l --list "
<< "List the groups that currently exist for a host.\n";
std::cout << " -g --group groupId "
<< "The GPU group to query on the specified host.\n";
std::cout << " -c --create groupName "
<< "Create a group on the remote host.\n";
std::cout << " -a --add gpuIndexes "
<< "Comma-separated list of the GPU indexes to add to the group.\n";
std::cout << " -i --info "
<< "Display the information for the specified group Id\n";
std::cout << " -d --delete groupId "
<< "Delete a group on the remote host.\n";
}
void RdciGroupSubSystem::process() {
rdc_status_t result = RDC_ST_OK;
std::vector<std::string> gpu_ids;
rdc_group_info_t group_info;
uint32_t count = 0;
switch (group_ops_) {
case GROUP_HELP:
show_help();
break;
case GROUP_CREATE:
if (group_name_ == "") {
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"Must specify the group name when create a group");
}
rdc_gpu_group_t group_id;
result = rdc_group_gpu_create(rdc_handle_, RDC_GROUP_EMPTY,
group_name_.c_str(), &group_id);
if (result == RDC_ST_OK) {
std::cout << "Successfully created group with a group ID "
<< group_id << std::endl;
return;
}
break;
case GROUP_DELETE:
if (!is_group_set_) {
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"Need to specify the group id to delete a group");
}
result = rdc_group_gpu_destroy(rdc_handle_, group_id_);
if (result == RDC_ST_OK) {
std::cout << "Successfully deleted the group "
<< group_id_ << std::endl;
return;
}
break;
case GROUP_LIST:
rdc_gpu_group_t group_id_list[RDC_MAX_NUM_GROUPS];
result = rdc_group_get_all_ids(rdc_handle_, group_id_list, &count);
if ( result != RDC_ST_OK) break;
std::cout << count << " group found.\n";
std::cout << "GroupID\t" << "GroupName\t" << "GPUIndex\n";
for (uint32_t i = 0; i < count; i++) {
result = rdc_group_gpu_get_info(rdc_handle_,
group_id_list[i], &group_info);
if (result != RDC_ST_OK) {
throw RdcException(RDC_ST_BAD_PARAMETER,
"Fail to get information for group "
+ std::to_string(group_id_list[i]));
}
std::cout << group_id_list[i] << "\t"
<< group_info.group_name << "\t\t";
for (uint32_t j = 0; j < group_info.count; j++) {
std::cout << group_info.entity_ids[j];
if (j < group_info.count -1) {
std::cout << ",";
}
}
std::cout << std::endl;
}
break;
case GROUP_ADD_GPUS:
if (!is_group_set_) {
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"Need to specify the group id to add a group");
}
gpu_ids = split_string(gpu_ids_, ',');
for (uint32_t i = 0; i < gpu_ids.size(); i++) {
if (!IsNumber(gpu_ids[i])) {
throw RdcException(RDC_ST_BAD_PARAMETER,
"The GUP Id "+gpu_ids[i]+" needs to be a number");
}
result = rdc_group_gpu_add(rdc_handle_,
group_id_, std::stoi(gpu_ids[i]));
if (result != RDC_ST_OK) {
throw RdcException(result, "Fail to add GPU "
+ gpu_ids[i] + " to the group");
}
}
if (result == RDC_ST_OK) {
std::cout << "Successfully added the GPU " << gpu_ids_
<< " to group "<< group_id_ << std::endl;
return;
}
break;
case GROUP_INFO:
if (!is_group_set_) {
show_help();
throw RdcException(RDC_ST_BAD_PARAMETER,
"Need to specify the group id to show group info");
}
result = rdc_group_gpu_get_info(rdc_handle_,
group_id_, &group_info);
if (result == RDC_ST_OK) {
std::cout << "Group name: "
<< group_info.group_name << std::endl;
std::cout << "Gpu indexes: ";
for (uint32_t i = 0; i < group_info.count; i++) {
std::cout << group_info.entity_ids[i] << " ";
}
std::cout << std::endl;
return;
}
break;
default:
throw RdcException(RDC_ST_BAD_PARAMETER, "Unknown command");
}
if (result != RDC_ST_OK) {
throw RdcException(result, rdc_status_string(result));
}
}
} // namespace rdc
} // namespace amd