blob: 58d71ce7cf3eef9000b9cb628b493046ceb9be26 [file] [log] [blame]
George Liu6492f522020-06-16 10:34:05 +08001#include "libpldm/base.h"
2#include "libpldm/bios.h"
3#include "libpldm/pdr.h"
4#include "libpldm/platform.h"
5
Deepak Kodihallid130e1a2020-06-17 05:55:32 -05006#include "common/utils.hpp"
Deepak Kodihalli4de4d002019-11-11 02:41:43 -06007#include "dbus_impl_requester.hpp"
Deepak Kodihallibc669f12019-11-28 08:52:07 -06008#include "invoker.hpp"
Tom Joseph74f27c72021-05-16 07:58:53 -07009#include "requester/handler.hpp"
10#include "requester/request.hpp"
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050011
12#include <err.h>
Jinu Joy Thomas75dd4422019-07-22 12:47:12 +053013#include <getopt.h>
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050014#include <poll.h>
15#include <stdlib.h>
16#include <sys/socket.h>
17#include <sys/types.h>
18#include <sys/un.h>
19#include <unistd.h>
20
George Liu6492f522020-06-16 10:34:05 +080021#include <sdeventplus/event.hpp>
22#include <sdeventplus/source/io.hpp>
23
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050024#include <cstdio>
25#include <cstring>
Pavithra Barithaya51efaf82020-04-02 02:42:27 -050026#include <fstream>
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050027#include <iomanip>
Jinu Joy Thomas75dd4422019-07-22 12:47:12 +053028#include <iostream>
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050029#include <iterator>
Deepak Kodihallic682fe22020-03-04 00:42:54 -060030#include <memory>
Tom Joseph74f27c72021-05-16 07:58:53 -070031#include <optional>
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050032#include <sstream>
Deepak Kodihallibc669f12019-11-28 08:52:07 -060033#include <stdexcept>
Jinu Joy Thomas75dd4422019-07-22 12:47:12 +053034#include <string>
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050035#include <vector>
36
Tom Joseph02b4ee42021-05-02 22:44:36 -070037#ifdef LIBPLDMRESPONDER
38#include "dbus_impl_pdr.hpp"
39#include "host-bmc/dbus_to_event_handler.hpp"
40#include "host-bmc/dbus_to_host_effecters.hpp"
41#include "host-bmc/host_pdr_handler.hpp"
42#include "libpldmresponder/base.hpp"
43#include "libpldmresponder/bios.hpp"
44#include "libpldmresponder/fru.hpp"
45#include "libpldmresponder/oem_handler.hpp"
46#include "libpldmresponder/platform.hpp"
47#include "xyz/openbmc_project/PLDM/Event/server.hpp"
48#endif
49
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050050#ifdef OEM_IBM
51#include "libpldmresponder/file_io.hpp"
Sampa Misraaea5dde2020-08-31 08:33:47 -050052#include "libpldmresponder/oem_ibm_handler.hpp"
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050053#endif
54
55constexpr uint8_t MCTP_MSG_TYPE_PLDM = 1;
56
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050057using namespace pldm;
Deepak Kodihalli37998bf2019-11-11 04:06:53 -060058using namespace sdeventplus;
59using namespace sdeventplus::source;
Tom Joseph02b4ee42021-05-02 22:44:36 -070060using namespace pldm::responder;
61using namespace pldm::utils;
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050062
Tom Joseph74f27c72021-05-16 07:58:53 -070063static std::optional<Response>
64 processRxMsg(const std::vector<uint8_t>& requestMsg, Invoker& invoker,
65 requester::Handler<requester::Request>& handler)
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050066{
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050067 uint8_t eid = requestMsg[0];
68 uint8_t type = requestMsg[1];
69 pldm_header_info hdrFields{};
70 auto hdr = reinterpret_cast<const pldm_msg_hdr*>(
71 requestMsg.data() + sizeof(eid) + sizeof(type));
72 if (PLDM_SUCCESS != unpack_pldm_header(hdr, &hdrFields))
73 {
Sampa Misraaa8ae722019-12-12 03:20:40 -060074 std::cerr << "Empty PLDM request header \n";
Tom Joseph74f27c72021-05-16 07:58:53 -070075 return std::nullopt;
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050076 }
George Liub7095ff2021-06-14 16:01:57 +080077
78 if (PLDM_RESPONSE != hdrFields.msg_type)
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050079 {
Tom Joseph74f27c72021-05-16 07:58:53 -070080 Response response;
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050081 auto request = reinterpret_cast<const pldm_msg*>(hdr);
82 size_t requestLen = requestMsg.size() - sizeof(struct pldm_msg_hdr) -
83 sizeof(eid) - sizeof(type);
Deepak Kodihallibc669f12019-11-28 08:52:07 -060084 try
85 {
86 response = invoker.handle(hdrFields.pldm_type, hdrFields.command,
87 request, requestLen);
88 }
89 catch (const std::out_of_range& e)
Jinu Joy Thomasf666db12019-05-29 05:22:31 -050090 {
91 uint8_t completion_code = PLDM_ERROR_UNSUPPORTED_PLDM_CMD;
92 response.resize(sizeof(pldm_msg_hdr));
93 auto responseHdr = reinterpret_cast<pldm_msg_hdr*>(response.data());
94 pldm_header_info header{};
95 header.msg_type = PLDM_RESPONSE;
96 header.instance = hdrFields.instance;
97 header.pldm_type = hdrFields.pldm_type;
98 header.command = hdrFields.command;
George Liub7095ff2021-06-14 16:01:57 +080099 if (PLDM_SUCCESS != pack_pldm_header(&header, responseHdr))
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500100 {
Sampa Misraaa8ae722019-12-12 03:20:40 -0600101 std::cerr << "Failed adding response header \n";
Tom Joseph74f27c72021-05-16 07:58:53 -0700102 return std::nullopt;
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500103 }
104 response.insert(response.end(), completion_code);
105 }
Tom Joseph74f27c72021-05-16 07:58:53 -0700106 return response;
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500107 }
Tom Joseph74f27c72021-05-16 07:58:53 -0700108 else if (PLDM_RESPONSE == hdrFields.msg_type)
Deepak Kodihalli4de4d002019-11-11 02:41:43 -0600109 {
Tom Joseph74f27c72021-05-16 07:58:53 -0700110 auto response = reinterpret_cast<const pldm_msg*>(hdr);
111 size_t responseLen = requestMsg.size() - sizeof(struct pldm_msg_hdr) -
112 sizeof(eid) - sizeof(type);
113 handler.handleResponse(eid, hdrFields.instance, hdrFields.pldm_type,
114 hdrFields.command, response, responseLen);
Deepak Kodihalli4de4d002019-11-11 02:41:43 -0600115 }
Tom Joseph74f27c72021-05-16 07:58:53 -0700116 return std::nullopt;
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500117}
118
Jinu Joy Thomas75dd4422019-07-22 12:47:12 +0530119void optionUsage(void)
120{
121 std::cerr << "Usage: pldmd [options]\n";
122 std::cerr << "Options:\n";
123 std::cerr
124 << " --verbose=<0/1> 0 - Disable verbosity, 1 - Enable verbosity\n";
125 std::cerr << "Defaulted settings: --verbose=0 \n";
126}
127
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500128int main(int argc, char** argv)
129{
130
Jinu Joy Thomas75dd4422019-07-22 12:47:12 +0530131 bool verbose = false;
132 static struct option long_options[] = {
133 {"verbose", required_argument, 0, 'v'}, {0, 0, 0, 0}};
134
135 auto argflag = getopt_long(argc, argv, "v:", long_options, nullptr);
136 switch (argflag)
137 {
138 case 'v':
139 switch (std::stoi(optarg))
140 {
141 case 0:
142 verbose = false;
143 break;
144 case 1:
145 verbose = true;
146 break;
147 default:
148 optionUsage();
149 break;
150 }
151 break;
152 default:
153 optionUsage();
154 break;
155 }
156
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500157 /* Create local socket. */
158 int returnCode = 0;
159 int sockfd = socket(AF_UNIX, SOCK_SEQPACKET, 0);
160 if (-1 == sockfd)
161 {
162 returnCode = -errno;
Sampa Misraaa8ae722019-12-12 03:20:40 -0600163 std::cerr << "Failed to create the socket, RC= " << returnCode << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500164 exit(EXIT_FAILURE);
165 }
166
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500167 auto event = Event::get_default();
Tom Joseph02b4ee42021-05-02 22:44:36 -0700168 auto& bus = pldm::utils::DBusHandler::getBus();
169 dbus_api::Requester dbusImplReq(bus, "/xyz/openbmc_project/pldm");
170 Invoker invoker{};
Tom Joseph74f27c72021-05-16 07:58:53 -0700171 requester::Handler<requester::Request> reqHandler(sockfd, event,
172 dbusImplReq);
Tom Joseph02b4ee42021-05-02 22:44:36 -0700173
174#ifdef LIBPLDMRESPONDER
175 using namespace pldm::state_sensor;
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500176 std::unique_ptr<pldm_pdr, decltype(&pldm_pdr_destroy)> pdrRepo(
177 pldm_pdr_init(), pldm_pdr_destroy);
178 std::unique_ptr<pldm_entity_association_tree,
179 decltype(&pldm_entity_association_tree_destroy)>
180 entityTree(pldm_entity_association_tree_init(),
181 pldm_entity_association_tree_destroy);
Sampa Misrac073a202021-05-08 10:56:05 -0500182 std::unique_ptr<pldm_entity_association_tree,
183 decltype(&pldm_entity_association_tree_destroy)>
184 bmcEntityTree(pldm_entity_association_tree_init(),
185 pldm_entity_association_tree_destroy);
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500186 std::unique_ptr<HostPDRHandler> hostPDRHandler;
Sampa Misrac0c60542020-07-01 02:34:25 -0500187 std::unique_ptr<pldm::host_effecters::HostEffecterParser>
188 hostEffecterParser;
George Liucae18662020-05-15 09:32:57 +0800189 std::unique_ptr<DbusToPLDMEvent> dbusToPLDMEventHandler;
Deepak Kodihallib5c227e2020-07-13 06:58:34 -0500190 auto dbusHandler = std::make_unique<DBusHandler>();
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500191 auto hostEID = pldm::utils::readHostEID();
192 if (hostEID)
193 {
194 hostPDRHandler = std::make_unique<HostPDRHandler>(
Pavithra Barithaya3aec9972020-12-14 01:55:44 -0600195 sockfd, hostEID, event, pdrRepo.get(), EVENTS_JSONS_DIR,
Sampa Misrac0c79482021-06-02 08:01:54 -0500196 entityTree.get(), bmcEntityTree.get(), dbusImplReq, &reqHandler,
Tom Joseph74f27c72021-05-16 07:58:53 -0700197 verbose);
Sampa Misrac0c60542020-07-01 02:34:25 -0500198 hostEffecterParser =
199 std::make_unique<pldm::host_effecters::HostEffecterParser>(
Deepak Kodihallib5c227e2020-07-13 06:58:34 -0500200 &dbusImplReq, sockfd, pdrRepo.get(), dbusHandler.get(),
Sampa Misrac0c79482021-06-02 08:01:54 -0500201 HOST_JSONS_DIR, &reqHandler, verbose);
202 dbusToPLDMEventHandler = std::make_unique<DbusToPLDMEvent>(
203 sockfd, hostEID, dbusImplReq, &reqHandler);
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500204 }
Sampa Misraaea5dde2020-08-31 08:33:47 -0500205 std::unique_ptr<oem_platform::Handler> oemPlatformHandler{};
206
207#ifdef OEM_IBM
208 std::unique_ptr<pldm::responder::CodeUpdate> codeUpdate =
209 std::make_unique<pldm::responder::CodeUpdate>(dbusHandler.get());
Varsha Kaverappa3ca29df2020-09-27 12:39:22 -0500210 codeUpdate->clearDirPath(LID_STAGING_DIR);
Sampa Misraaea5dde2020-08-31 08:33:47 -0500211 oemPlatformHandler = std::make_unique<oem_ibm_platform::Handler>(
Sampa Misra3a0e3b92020-10-21 05:58:00 -0500212 dbusHandler.get(), codeUpdate.get(), sockfd, hostEID, dbusImplReq,
Sampa Misrac0c79482021-06-02 08:01:54 -0500213 event, &reqHandler);
Sampa Misraaea5dde2020-08-31 08:33:47 -0500214 codeUpdate->setOemPlatformHandler(oemPlatformHandler.get());
Sampa Misrac0c79482021-06-02 08:01:54 -0500215 invoker.registerHandler(PLDM_OEM, std::make_unique<oem_ibm::Handler>(
216 oemPlatformHandler.get(), sockfd,
217 hostEID, &dbusImplReq, &reqHandler));
Sampa Misraaea5dde2020-08-31 08:33:47 -0500218#endif
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500219 invoker.registerHandler(PLDM_BASE, std::make_unique<base::Handler>());
Sampa Misrac0c79482021-06-02 08:01:54 -0500220 invoker.registerHandler(
221 PLDM_BIOS, std::make_unique<bios::Handler>(sockfd, hostEID,
222 &dbusImplReq, &reqHandler));
Tom Joseph33e9c7e2020-06-11 22:09:52 +0530223 auto fruHandler = std::make_unique<fru::Handler>(
Manojkiran Eda03b01ca2021-06-29 08:55:09 +0530224 FRU_JSONS_DIR, FRU_MASTER_JSON, pdrRepo.get(), entityTree.get(),
225 bmcEntityTree.get());
Tom Joseph33e9c7e2020-06-11 22:09:52 +0530226 // FRU table is built lazily when a FRU command or Get PDR command is
227 // handled. To enable building FRU table, the FRU handler is passed to the
228 // Platform handler.
Sampa Misraaea5dde2020-08-31 08:33:47 -0500229 auto platformHandler = std::make_unique<platform::Handler>(
230 dbusHandler.get(), PDR_JSONS_DIR, pdrRepo.get(), hostPDRHandler.get(),
231 dbusToPLDMEventHandler.get(), fruHandler.get(),
Sampa Misra5fb37d52021-03-06 07:26:00 -0600232 oemPlatformHandler.get(), event, true);
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500233#ifdef OEM_IBM
Sampa Misraaea5dde2020-08-31 08:33:47 -0500234 pldm::responder::oem_ibm_platform::Handler* oemIbmPlatformHandler =
235 dynamic_cast<pldm::responder::oem_ibm_platform::Handler*>(
236 oemPlatformHandler.get());
237 oemIbmPlatformHandler->setPlatformHandler(platformHandler.get());
Pavithra Barithaya51efaf82020-04-02 02:42:27 -0500238#endif
239
Sampa Misraaea5dde2020-08-31 08:33:47 -0500240 invoker.registerHandler(PLDM_PLATFORM, std::move(platformHandler));
241 invoker.registerHandler(PLDM_FRU, std::move(fruHandler));
Tom Joseph02b4ee42021-05-02 22:44:36 -0700242 dbus_api::Pdr dbusImplPdr(bus, "/xyz/openbmc_project/pldm", pdrRepo.get());
243 sdbusplus::xyz::openbmc_project::PLDM::server::Event dbusImplEvent(
244 bus, "/xyz/openbmc_project/pldm");
245#endif
Sampa Misraaea5dde2020-08-31 08:33:47 -0500246
George Liu83409572019-12-24 18:42:54 +0800247 pldm::utils::CustomFD socketFd(sockfd);
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500248
249 struct sockaddr_un addr
George Liu6492f522020-06-16 10:34:05 +0800250 {};
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500251 addr.sun_family = AF_UNIX;
252 const char path[] = "\0mctp-mux";
253 memcpy(addr.sun_path, path, sizeof(path) - 1);
254 int result = connect(socketFd(), reinterpret_cast<struct sockaddr*>(&addr),
255 sizeof(path) + sizeof(addr.sun_family) - 1);
256 if (-1 == result)
257 {
258 returnCode = -errno;
Sampa Misraaa8ae722019-12-12 03:20:40 -0600259 std::cerr << "Failed to connect to the socket, RC= " << returnCode
260 << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500261 exit(EXIT_FAILURE);
262 }
263
264 result = write(socketFd(), &MCTP_MSG_TYPE_PLDM, sizeof(MCTP_MSG_TYPE_PLDM));
265 if (-1 == result)
266 {
267 returnCode = -errno;
Sampa Misraaa8ae722019-12-12 03:20:40 -0600268 std::cerr << "Failed to send message type as pldm to mctp, RC= "
269 << returnCode << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500270 exit(EXIT_FAILURE);
271 }
272
Tom Joseph74f27c72021-05-16 07:58:53 -0700273 auto callback = [verbose, &invoker, &reqHandler](IO& io, int fd,
274 uint32_t revents) {
Deepak Kodihalli37998bf2019-11-11 04:06:53 -0600275 if (!(revents & EPOLLIN))
276 {
277 return;
278 }
279
280 // Outgoing message.
281 struct iovec iov[2]{};
282
283 // This structure contains the parameter information for the response
284 // message.
285 struct msghdr msg
George Liu6492f522020-06-16 10:34:05 +0800286 {};
Deepak Kodihalli37998bf2019-11-11 04:06:53 -0600287
288 int returnCode = 0;
289 ssize_t peekedLength = recv(fd, nullptr, 0, MSG_PEEK | MSG_TRUNC);
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500290 if (0 == peekedLength)
291 {
Deepak Kodihalli23c52042020-09-01 03:04:32 -0500292 // MCTP daemon has closed the socket this daemon is connected to.
293 // This may or may not be an error scenario, in either case the
294 // recovery mechanism for this daemon is to restart, and hence exit
295 // the event loop, that will cause this daemon to exit with a
296 // failure code.
297 io.get_event().exit(0);
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500298 }
299 else if (peekedLength <= -1)
300 {
301 returnCode = -errno;
Sampa Misraaa8ae722019-12-12 03:20:40 -0600302 std::cerr << "recv system call failed, RC= " << returnCode << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500303 }
304 else
305 {
306 std::vector<uint8_t> requestMsg(peekedLength);
307 auto recvDataLength = recv(
Deepak Kodihalli37998bf2019-11-11 04:06:53 -0600308 fd, static_cast<void*>(requestMsg.data()), peekedLength, 0);
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500309 if (recvDataLength == peekedLength)
310 {
Jinu Joy Thomas75dd4422019-07-22 12:47:12 +0530311 if (verbose)
312 {
Sampa Misraaa8ae722019-12-12 03:20:40 -0600313 std::cout << "Received Msg" << std::endl;
Sridevi Rameshae28bc72020-12-10 07:21:16 -0600314 printBuffer(requestMsg, verbose);
Jinu Joy Thomas75dd4422019-07-22 12:47:12 +0530315 }
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500316 if (MCTP_MSG_TYPE_PLDM != requestMsg[1])
317 {
318 // Skip this message and continue.
Sampa Misraaa8ae722019-12-12 03:20:40 -0600319 std::cerr << "Encountered Non-PLDM type message"
320 << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500321 }
322 else
323 {
324 // process message and send response
Deepak Kodihallibc669f12019-11-28 08:52:07 -0600325 auto response =
Tom Joseph74f27c72021-05-16 07:58:53 -0700326 processRxMsg(requestMsg, invoker, reqHandler);
327 if (response.has_value())
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500328 {
Deepak Kodihalli8ffbbe02019-08-14 06:51:38 -0500329 if (verbose)
330 {
Sampa Misraaa8ae722019-12-12 03:20:40 -0600331 std::cout << "Sending Msg" << std::endl;
Tom Joseph74f27c72021-05-16 07:58:53 -0700332 printBuffer(*response, verbose);
Deepak Kodihalli8ffbbe02019-08-14 06:51:38 -0500333 }
334
Zahed Hossain09a96e02019-08-06 07:42:37 -0500335 iov[0].iov_base = &requestMsg[0];
336 iov[0].iov_len =
337 sizeof(requestMsg[0]) + sizeof(requestMsg[1]);
Tom Joseph74f27c72021-05-16 07:58:53 -0700338 iov[1].iov_base = (*response).data();
339 iov[1].iov_len = (*response).size();
Zahed Hossain09a96e02019-08-06 07:42:37 -0500340
341 msg.msg_iov = iov;
342 msg.msg_iovlen = sizeof(iov) / sizeof(iov[0]);
343
Deepak Kodihalli37998bf2019-11-11 04:06:53 -0600344 int result = sendmsg(fd, &msg, 0);
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500345 if (-1 == result)
346 {
347 returnCode = -errno;
Sampa Misraaa8ae722019-12-12 03:20:40 -0600348 std::cerr << "sendto system call failed, RC= "
349 << returnCode << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500350 }
351 }
352 }
353 }
354 else
355 {
Sampa Misraaa8ae722019-12-12 03:20:40 -0600356 std::cerr
357 << "Failure to read peeked length packet. peekedLength= "
358 << peekedLength << " recvDataLength=" << recvDataLength
359 << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500360 }
361 }
Deepak Kodihalli37998bf2019-11-11 04:06:53 -0600362 };
363
Deepak Kodihalli4de4d002019-11-11 02:41:43 -0600364 bus.attach_event(event.get(), SD_EVENT_PRIORITY_NORMAL);
365 bus.request_name("xyz.openbmc_project.PLDM");
Deepak Kodihalli37998bf2019-11-11 04:06:53 -0600366 IO io(event, socketFd(), EPOLLIN, std::move(callback));
367 event.loop();
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500368
369 result = shutdown(sockfd, SHUT_RDWR);
370 if (-1 == result)
371 {
372 returnCode = -errno;
Sampa Misraaa8ae722019-12-12 03:20:40 -0600373 std::cerr << "Failed to shutdown the socket, RC=" << returnCode << "\n";
Jinu Joy Thomasf666db12019-05-29 05:22:31 -0500374 exit(EXIT_FAILURE);
375 }
376 exit(EXIT_FAILURE);
377}