blob: 71376d2200317b8811f84d0e59c1c5ad2cf3c108 [file] [log] [blame]
#include <mapper.h>
#include <math.h>
#include <stdio.h>
#include <string.h>
#include <bitset>
#include <systemd/sd-bus.h>
#include "host-ipmid/ipmid-api.h"
#include <phosphor-logging/log.hpp>
#include "ipmid.hpp"
#include "sensorhandler.h"
#include "types.hpp"
#include "utils.hpp"
extern int updateSensorRecordFromSSRAESC(const void *);
extern sd_bus *bus;
extern const ipmi::sensor::IdInfoMap sensors;
using namespace phosphor::logging;
void register_netfn_sen_functions() __attribute__((constructor));
struct sensorTypemap_t {
uint8_t number;
uint8_t typecode;
char dbusname[32];
} ;
sensorTypemap_t g_SensorTypeMap[] = {
{0x01, 0x6F, "Temp"},
{0x0C, 0x6F, "DIMM"},
{0x0C, 0x6F, "MEMORY_BUFFER"},
{0x07, 0x6F, "PROC"},
{0x07, 0x6F, "CORE"},
{0x07, 0x6F, "CPU"},
{0x0F, 0x6F, "BootProgress"},
{0xe9, 0x09, "OccStatus"}, // E9 is an internal mapping to handle sensor type code os 0x09
{0xC3, 0x6F, "BootCount"},
{0x1F, 0x6F, "OperatingSystemStatus"},
{0x12, 0x6F, "SYSTEM_EVENT"},
{0xC7, 0x03, "SYSTEM"},
{0xC7, 0x03, "MAIN_PLANAR"},
{0xC2, 0x6F, "PowerCap"},
{0xD8, 0x03, "PowerSupplyRedundancy"},
{0xDA, 0x03, "TurboAllowed"},
{0xB4, 0x6F, "PowerSupplyDerating"},
{0xFF, 0x00, ""},
};
struct sensor_data_t {
uint8_t sennum;
} __attribute__ ((packed)) ;
struct sensorreadingresp_t {
uint8_t value;
uint8_t operation;
uint8_t indication[2];
} __attribute__ ((packed)) ;
// Use a lookup table to find the interface name of a specific sensor
// This will be used until an alternative is found. this is the first
// step for mapping IPMI
int find_interface_property_fru_type(dbus_interface_t *interface, const char *property_name, char *property_value) {
char *str1;
sd_bus_error error = SD_BUS_ERROR_NULL;
sd_bus_message *reply = NULL, *m=NULL;
int r;
r = sd_bus_message_new_method_call(bus,&m,interface->bus,interface->path,"org.freedesktop.DBus.Properties","Get");
if (r < 0) {
fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
fprintf(stderr,"Bus: %s Path: %s Interface: %s \n",
interface->bus, interface->path, interface->interface);
goto final;
}
r = sd_bus_message_append(m, "ss", "org.openbmc.InventoryItem", property_name);
if (r < 0) {
fprintf(stderr, "Failed to create a input parameter: %s", strerror(-r));
fprintf(stderr,"Bus: %s Path: %s Interface: %s \n",
interface->bus, interface->path, interface->interface);
goto final;
}
r = sd_bus_call(bus, m, 0, &error, &reply);
if (r < 0) {
fprintf(stderr, "Failed to call the method: %s", strerror(-r));
goto final;
}
r = sd_bus_message_read(reply, "v", "s", &str1) ;
if (r < 0) {
fprintf(stderr, "Failed to get a response: %s", strerror(-r));
goto final;
}
strcpy(property_value, str1);
final:
sd_bus_error_free(&error);
m = sd_bus_message_unref(m);
reply = sd_bus_message_unref(reply);
return r;
}
int get_bus_for_path(const char *path, char **busname) {
return mapper_get_service(bus, path, busname);
}
int legacy_dbus_openbmc_path(const char *type, const uint8_t num, dbus_interface_t *interface) {
char *busname = NULL;
const char *iface = "org.openbmc.managers.System";
const char *objname = "/org/openbmc/managers/System";
char *str1 = NULL, *str2, *str3;
sd_bus_error error = SD_BUS_ERROR_NULL;
sd_bus_message *reply = NULL;
int r;
r = get_bus_for_path(objname, &busname);
if (r < 0) {
fprintf(stderr, "Failed to get %s busname: %s\n",
objname, strerror(-r));
goto final;
}
r = sd_bus_call_method(bus,busname,objname,iface, "getObjectFromByteId",
&error, &reply, "sy", type, num);
if (r < 0) {
fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
goto final;
}
r = sd_bus_message_read(reply, "(ss)", &str2, &str3);
if (r < 0) {
fprintf(stderr, "Failed to get a response: %s", strerror(-r));
goto final;
}
r = get_bus_for_path(str2, &str1);
if (r < 0) {
fprintf(stderr, "Failed to get %s busname: %s\n",
str2, strerror(-r));
goto final;
}
strncpy(interface->bus, str1, MAX_DBUS_PATH);
strncpy(interface->path, str2, MAX_DBUS_PATH);
strncpy(interface->interface, str3, MAX_DBUS_PATH);
interface->sensornumber = num;
// Make sure we know that the type hasn't been set, as newer codebase will
// set it automatically from the YAML at this step.
interface->sensortype = 0;
final:
sd_bus_error_free(&error);
reply = sd_bus_message_unref(reply);
free(busname);
free(str1);
return r;
}
// Use a lookup table to find the interface name of a specific sensor
// This will be used until an alternative is found. this is the first
// step for mapping IPMI
int find_openbmc_path(uint8_t num, dbus_interface_t *interface) {
int rc;
// When the sensor map does not contain the sensor requested,
// fall back to the legacy DBus lookup (deprecated)
const auto& sensor_it = sensors.find(num);
if (sensor_it == sensors.end())
{
return legacy_dbus_openbmc_path("SENSOR", num, interface);
}
const auto& info = sensor_it->second;
char* busname = nullptr;
rc = get_bus_for_path(info.sensorPath.c_str(), &busname);
if (rc < 0) {
fprintf(stderr, "Failed to get %s busname: %s\n",
info.sensorPath.c_str(),
busname);
goto final;
}
interface->sensortype = info.sensorType;
strcpy(interface->bus, busname);
strcpy(interface->path, info.sensorPath.c_str());
// Take the interface name from the beginning of the DbusInterfaceMap. This
// works for the Value interface but may not suffice for more complex
// sensors.
// tracked https://github.com/openbmc/phosphor-host-ipmid/issues/103
strcpy(interface->interface, info.sensorInterfaces.begin()->first.c_str());
interface->sensornumber = num;
final:
free(busname);
return rc;
}
/////////////////////////////////////////////////////////////////////
//
// Routines used by ipmi commands wanting to interact on the dbus
//
/////////////////////////////////////////////////////////////////////
int set_sensor_dbus_state_s(uint8_t number, const char *method, const char *value) {
dbus_interface_t a;
int r;
sd_bus_error error = SD_BUS_ERROR_NULL;
sd_bus_message *m=NULL;
fprintf(ipmidbus, "Attempting to set a dbus Variant Sensor 0x%02x via %s with a value of %s\n",
number, method, value);
r = find_openbmc_path(number, &a);
if (r < 0) {
fprintf(stderr, "Failed to find Sensor 0x%02x\n", number);
return 0;
}
r = sd_bus_message_new_method_call(bus,&m,a.bus,a.path,a.interface,method);
if (r < 0) {
fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
goto final;
}
r = sd_bus_message_append(m, "v", "s", value);
if (r < 0) {
fprintf(stderr, "Failed to create a input parameter: %s", strerror(-r));
goto final;
}
r = sd_bus_call(bus, m, 0, &error, NULL);
if (r < 0) {
fprintf(stderr, "Failed to call the method: %s", strerror(-r));
}
final:
sd_bus_error_free(&error);
m = sd_bus_message_unref(m);
return 0;
}
int set_sensor_dbus_state_y(uint8_t number, const char *method, const uint8_t value) {
dbus_interface_t a;
int r;
sd_bus_error error = SD_BUS_ERROR_NULL;
sd_bus_message *m=NULL;
fprintf(ipmidbus, "Attempting to set a dbus Variant Sensor 0x%02x via %s with a value of 0x%02x\n",
number, method, value);
r = find_openbmc_path(number, &a);
if (r < 0) {
fprintf(stderr, "Failed to find Sensor 0x%02x\n", number);
return 0;
}
r = sd_bus_message_new_method_call(bus,&m,a.bus,a.path,a.interface,method);
if (r < 0) {
fprintf(stderr, "Failed to create a method call: %s", strerror(-r));
goto final;
}
r = sd_bus_message_append(m, "v", "i", value);
if (r < 0) {
fprintf(stderr, "Failed to create a input parameter: %s", strerror(-r));
goto final;
}
r = sd_bus_call(bus, m, 0, &error, NULL);
if (r < 0) {
fprintf(stderr, "12 Failed to call the method: %s", strerror(-r));
}
final:
sd_bus_error_free(&error);
m = sd_bus_message_unref(m);
return 0;
}
uint8_t dbus_to_sensor_type(char *p) {
sensorTypemap_t *s = g_SensorTypeMap;
char r=0;
while (s->number != 0xFF) {
if (!strcmp(s->dbusname,p)) {
r = s->number;
break;
}
s++;
}
if (s->number == 0xFF)
printf("Failed to find Sensor Type %s\n", p);
return r;
}
uint8_t dbus_to_sensor_type_from_dbus(dbus_interface_t *a) {
char fru_type_name[64];
int r= 0;
r = find_interface_property_fru_type(a, "fru_type", fru_type_name);
if (r<0) {
fprintf(stderr, "Failed to get a fru type: %s", strerror(-r));
return -1;
} else {
return dbus_to_sensor_type(fru_type_name);
}
}
uint8_t get_type_from_interface(dbus_interface_t dbus_if) {
char *p;
uint8_t type;
// This is where sensors that do not exist in dbus but do
// exist in the host code stop. This should indicate it
// is not a supported sensor
if (dbus_if.interface[0] == 0) { return 0;}
// Fetch type from interface itself.
if (dbus_if.sensortype != 0)
{
type = dbus_if.sensortype;
}
// Legacy codebase does not populate type during initial handling:
else if (strstr(dbus_if.interface, "InventoryItem")) {
// InventoryItems are real frus. So need to get the
// fru_type property
type = dbus_to_sensor_type_from_dbus(&dbus_if);
} else {
// Non InventoryItems
p = strrchr (dbus_if.path, '/');
type = dbus_to_sensor_type(p+1);
}
return type;
}
// Replaces find_sensor
uint8_t find_type_for_sensor_number(uint8_t num) {
int r;
dbus_interface_t dbus_if;
r = find_openbmc_path(num, &dbus_if);
if (r < 0) {
fprintf(stderr, "Could not find sensor %d\n", num);
return r;
}
return get_type_from_interface(dbus_if);
}
ipmi_ret_t ipmi_sen_get_sensor_type(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request, ipmi_response_t response,
ipmi_data_len_t data_len, ipmi_context_t context)
{
sensor_data_t *reqptr = (sensor_data_t*)request;
ipmi_ret_t rc = IPMI_CC_OK;
printf("IPMI GET_SENSOR_TYPE [0x%02X]\n",reqptr->sennum);
// TODO Not sure what the System-event-sensor is suppose to return
// need to ask Hostboot team
unsigned char buf[] = {0x00,0x6F};
buf[0] = find_type_for_sensor_number(reqptr->sennum);
// HACK UNTIL Dbus gets updated or we find a better way
if (buf[0] == 0) {
rc = IPMI_CC_SENSOR_INVALID;
}
*data_len = sizeof(buf);
memcpy(response, &buf, *data_len);
return rc;
}
ipmi_ret_t setSensorReading(void *request)
{
auto cmdData = static_cast<SetSensorReadingReq *>(request);
auto assertionStates =
(static_cast<uint16_t>(cmdData->assertOffset8_14)) << 8 |
cmdData->assertOffset0_7;
auto deassertionStates =
(static_cast<uint16_t>(cmdData->deassertOffset8_14)) << 8 |
cmdData->deassertOffset0_7;
std::bitset<16> assertionSet(assertionStates);
std::bitset<16> deassertionSet(deassertionStates);
// Check if the Sensor Number is present
auto iter = sensors.find(cmdData->number);
if (iter == sensors.end())
{
return IPMI_CC_SENSOR_INVALID;
}
auto& interfaceList = iter->second.sensorInterfaces;
if (interfaceList.empty())
{
log<level::ERR>("Interface List empty for the sensor",
entry("Sensor Number = %d", cmdData->number));
return IPMI_CC_UNSPECIFIED_ERROR;
}
ipmi::sensor::ObjectMap objects;
ipmi::sensor::InterfaceMap interfaces;
for (const auto& interface : interfaceList)
{
for (const auto& property : interface.second)
{
ipmi::sensor::PropertyMap props;
bool valid = false;
for (const auto& value : property.second)
{
if (assertionSet.test(value.first))
{
props.emplace(property.first, value.second.assert);
valid = true;
}
else if (deassertionSet.test(value.first))
{
props.emplace(property.first, value.second.deassert);
valid = true;
}
}
if (valid)
{
interfaces.emplace(interface.first, std::move(props));
}
}
}
objects.emplace(iter->second.sensorPath, std::move(interfaces));
sdbusplus::bus::bus bus{ipmid_get_sd_bus_connection()};
using namespace std::string_literals;
static const auto intf = "xyz.openbmc_project.Inventory.Manager"s;
static const auto path = "/xyz/openbmc_project/inventory"s;
std::string service;
try
{
service = ipmi::getService(bus, intf, path);
// Update the inventory manager
auto pimMsg = bus.new_method_call(service.c_str(),
path.c_str(),
intf.c_str(),
"Notify");
pimMsg.append(std::move(objects));
auto inventoryMgrResponseMsg = bus.call(pimMsg);
if (inventoryMgrResponseMsg.is_method_error())
{
log<level::ERR>("Error in notify call");
return IPMI_CC_UNSPECIFIED_ERROR;
}
}
catch (const std::runtime_error& e)
{
log<level::ERR>(e.what());
return IPMI_CC_UNSPECIFIED_ERROR;
}
return IPMI_CC_OK;
}
ipmi_ret_t ipmi_sen_set_sensor(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request, ipmi_response_t response,
ipmi_data_len_t data_len, ipmi_context_t context)
{
sensor_data_t *reqptr = (sensor_data_t*)request;
printf("IPMI SET_SENSOR [0x%02x]\n",reqptr->sennum);
/*
* This would support the Set Sensor Reading command for the presence
* and functional state of Processor, Core & DIMM. For the remaining
* sensors the existing support is invoked.
*/
auto ipmiRC = setSensorReading(request);
if(ipmiRC == IPMI_CC_SENSOR_INVALID)
{
updateSensorRecordFromSSRAESC(reqptr);
ipmiRC = IPMI_CC_OK;
}
*data_len=0;
return ipmiRC;
}
ipmi_ret_t ipmi_sen_get_sensor_reading(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request, ipmi_response_t response,
ipmi_data_len_t data_len, ipmi_context_t context)
{
sensor_data_t *reqptr = (sensor_data_t*)request;
ipmi_ret_t rc = IPMI_CC_SENSOR_INVALID;
uint8_t type;
sensorreadingresp_t *resp = (sensorreadingresp_t*) response;
int r;
dbus_interface_t a;
sd_bus *bus = ipmid_get_sd_bus_connection();
sd_bus_message *reply = NULL;
int reading = 0;
printf("IPMI GET_SENSOR_READING [0x%02x]\n",reqptr->sennum);
r = find_openbmc_path(reqptr->sennum, &a);
if (r < 0) {
fprintf(stderr, "Failed to find Sensor 0x%02x\n", reqptr->sennum);
return IPMI_CC_SENSOR_INVALID;
}
type = get_type_from_interface(a);
if(type == 0) {
fprintf(stderr, "Failed to find Sensor 0x%02x\n", reqptr->sennum);
return IPMI_CC_SENSOR_INVALID;
}
fprintf(stderr, "Bus: %s, Path: %s, Interface: %s\n", a.bus, a.path, a.interface);
*data_len=0;
int64_t raw_value, scale;
ipmi::sensor::Info sensor;
switch(type) {
case 0xC3:
case 0xC2:
r = sd_bus_get_property(bus,a.bus, a.path, a.interface, "value", NULL, &reply, "i");
if (r < 0) {
fprintf(stderr, "Failed to call sd_bus_get_property:%d, %s\n", r, strerror(-r));
fprintf(stderr, "Bus: %s, Path: %s, Interface: %s\n",
a.bus, a.path, a.interface);
break;
}
r = sd_bus_message_read(reply, "i", &reading);
if (r < 0) {
fprintf(stderr, "Failed to read sensor: %s\n", strerror(-r));
break;
}
printf("Contents of a 0x%02x is 0x%02x\n", type, reading);
rc = IPMI_CC_OK;
*data_len=sizeof(sensorreadingresp_t);
resp->value = (uint8_t)reading;
resp->operation = 0;
resp->indication[0] = 0;
resp->indication[1] = 0;
break;
case IPMI_SENSOR_TEMP:
case IPMI_SENSOR_VOLTAGE:
case IPMI_SENSOR_CURRENT:
case IPMI_SENSOR_FAN:
// Get reading for /xyz/openbmc_project/Sensor/Value.interface
// Get value
r = sd_bus_get_property_trivial(bus,
a.bus,
a.path,
a.interface,
"Value",
NULL,
'x',
&raw_value);
if (r < 0) {
fprintf(stderr,
"Failed to call sd_bus_get_property:%d, %s, 'value'\n",
r,
strerror(-r));
fprintf(stderr, "Bus: %s, Path: %s, Interface: %s\n",
a.bus, a.path, a.interface);
break;
}
// Get scale
r = sd_bus_get_property_trivial(bus,
a.bus,
a.path,
a.interface,
"Scale",
NULL,
'x',
&scale);
if (r < 0) {
fprintf(stderr,
"Failed to call sd_bus_get_property:%d, %s (scale)\n",
r,
strerror(-r));
fprintf(stderr, "Bus: %s, Path: %s, Interface: %s\n",
a.bus, a.path, a.interface);
break;
}
resp->value = raw_value * pow(10,scale);
resp->operation = 0;
resp->indication[0] = 0;
resp->indication[1] = 0;
rc = IPMI_CC_OK;
*data_len=sizeof(sensorreadingresp_t);
break;
default:
*data_len=0;
rc = IPMI_CC_SENSOR_INVALID;
break;
}
reply = sd_bus_message_unref(reply);
return rc;
}
ipmi_ret_t ipmi_sen_wildcard(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request, ipmi_response_t response,
ipmi_data_len_t data_len, ipmi_context_t context)
{
ipmi_ret_t rc = IPMI_CC_INVALID;
printf("IPMI S/E Wildcard Netfn:[0x%X], Cmd:[0x%X]\n",netfn,cmd);
*data_len = 0;
return rc;
}
void register_netfn_sen_functions()
{
// <Wildcard Command>
printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_SENSOR, IPMI_CMD_WILDCARD);
ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_WILDCARD, NULL, ipmi_sen_wildcard,
PRIVILEGE_USER);
// <Get Sensor Type>
printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_TYPE);
ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_TYPE, NULL, ipmi_sen_get_sensor_type,
PRIVILEGE_USER);
// <Set Sensor Reading and Event Status>
printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_SENSOR, IPMI_CMD_SET_SENSOR);
ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_SET_SENSOR, NULL, ipmi_sen_set_sensor,
PRIVILEGE_OPERATOR);
// <Get Sensor Reading>
printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_READING);
ipmi_register_callback(NETFUN_SENSOR, IPMI_CMD_GET_SENSOR_READING, NULL,
ipmi_sen_get_sensor_reading, PRIVILEGE_USER);
return;
}