1 #pragma once
2 
3 #include <ipmid/types.hpp>
4 #include <sdbusplus/server.hpp>
5 
6 #include <chrono>
7 #include <cstdint>
8 #include <iomanip>
9 #include <iostream>
10 #include <sstream>
11 
12 namespace ipmi
13 {
14 
15 namespace sel
16 {
17 
18 static constexpr auto mapperBusName = "xyz.openbmc_project.ObjectMapper";
19 static constexpr auto mapperObjPath = "/xyz/openbmc_project/object_mapper";
20 static constexpr auto mapperIntf = "xyz.openbmc_project.ObjectMapper";
21 
22 static constexpr auto logWatchPath = "/xyz/openbmc_project/logging";
23 static constexpr auto logBasePath = "/xyz/openbmc_project/logging/entry";
24 static constexpr auto logEntryIntf = "xyz.openbmc_project.Logging.Entry";
25 static constexpr auto logDeleteIntf = "xyz.openbmc_project.Object.Delete";
26 
27 static constexpr auto logObj = "/xyz/openbmc_project/logging";
28 static constexpr auto logIntf = "xyz.openbmc_project.Collection.DeleteAll";
29 static constexpr auto logDeleteAllMethod = "DeleteAll";
30 
31 static constexpr auto propIntf = "org.freedesktop.DBus.Properties";
32 
33 using ObjectPaths = std::vector<std::string>;
34 using PropertyName = std::string;
35 using Resolved = bool;
36 using Id = uint32_t;
37 using Timestamp = uint64_t;
38 using Message = std::string;
39 using AdditionalData = std::vector<std::string>;
40 using AdditionalData2 = std::map<std::string, std::string>;
41 using PropertyType = std::variant<Resolved, Id, Timestamp, Message,
42                                   AdditionalData, AdditionalData2>;
43 
44 static constexpr auto selVersion = 0x51;
45 static constexpr auto invalidTimeStamp = 0xFFFFFFFF;
46 
47 static constexpr auto firstEntry = 0x0000;
48 static constexpr auto lastEntry = 0xFFFF;
49 static constexpr auto entireRecord = 0xFF;
50 static constexpr auto selRecordSize = 16;
51 
52 namespace operationSupport
53 {
54 static constexpr bool overflow = false;
55 static constexpr bool deleteSel = true;
56 static constexpr bool partialAddSelEntry = false;
57 static constexpr bool reserveSel = true;
58 static constexpr bool getSelAllocationInfo = false;
59 } // namespace operationSupport
60 
61 /** @struct GetSELEntryRequest
62  *
63  *  IPMI payload for Get SEL Entry command request.
64  */
65 struct GetSELEntryRequest
66 {
67     uint16_t reservationID; //!< Reservation ID.
68     uint16_t selRecordID;   //!< SEL Record ID.
69     uint8_t offset;         //!< Offset into record.
70     uint8_t readLength;     //!< Bytes to read.
71 } __attribute__((packed));
72 
73 constexpr size_t SELRecordLength = 16;
74 
75 /** @struct SELEventRecord
76  *
77  * IPMI SEL Event Record
78  */
79 struct SELEventRecord
80 {
81     uint16_t recordID;        //!< Record ID.
82     uint8_t recordType;       //!< Record Type.
83     uint32_t timeStamp;       //!< Timestamp.
84     uint16_t generatorID;     //!< Generator ID.
85     uint8_t eventMsgRevision; //!< Event Message Revision.
86     uint8_t sensorType;       //!< Sensor Type.
87     uint8_t sensorNum;        //!< Sensor Number.
88     uint8_t eventType;        //!< Event Dir | Event Type.
89     uint8_t eventData1;       //!< Event Data 1.
90     uint8_t eventData2;       //!< Event Data 2.
91     uint8_t eventData3;       //!< Event Data 3.
92 } __attribute__((packed));
93 
94 static_assert(sizeof(SELEventRecord) == SELRecordLength);
95 
96 /** @struct SELOEMRecordTypeCD
97  *
98  * IPMI SEL OEM Record - Type C0h-DFh
99  */
100 struct SELOEMRecordTypeCD
101 {
102     uint16_t recordID;         //!< Record ID.
103     uint8_t recordType;        //!< Record Type.
104     uint32_t timeStamp;        //!< Timestamp.
105     uint8_t manufacturerID[3]; //!< Manufacturer ID.
106     uint8_t oemDefined[6];     //!< OEM Defined data.
107 } __attribute__((packed));
108 
109 static_assert(sizeof(SELOEMRecordTypeCD) == SELRecordLength);
110 
111 /** @struct SELOEMRecordTypeEF
112  *
113  * IPMI SEL OEM Record - Type E0h-FFh
114  */
115 struct SELOEMRecordTypeEF
116 {
117     uint16_t recordID;      //!< Record ID.
118     uint8_t recordType;     //!< Record Type.
119     uint8_t oemDefined[13]; //!< OEM Defined data.
120 } __attribute__((packed));
121 
122 static_assert(sizeof(SELOEMRecordTypeEF) == SELRecordLength);
123 
124 union SELEventRecordFormat
125 {
126     SELEventRecord eventRecord;
127     SELOEMRecordTypeCD oemCD;
128     SELOEMRecordTypeEF oemEF;
129 };
130 
131 /** @struct GetSELEntryResponse
132  *
133  *  IPMI payload for Get SEL Entry command response.
134  */
135 struct GetSELEntryResponse
136 {
137     uint16_t nextRecordID;      //!< Next RecordID.
138     SELEventRecordFormat event; // !< The Event Record.
139 } __attribute__((packed));
140 
141 static_assert(sizeof(GetSELEntryResponse) ==
142               SELRecordLength + sizeof(uint16_t));
143 
144 static constexpr auto initiateErase = 0xAA;
145 static constexpr auto getEraseStatus = 0x00;
146 static constexpr auto eraseComplete = 0x01;
147 
148 /** @brief Convert logging entry to SEL
149  *
150  *  @param[in] objPath - DBUS object path of the logging entry.
151  *
152  *  @return On success return the response of Get SEL entry command.
153  */
154 GetSELEntryResponse convertLogEntrytoSEL(const std::string& objPath);
155 
156 /** @brief Get the timestamp of the log entry
157  *
158  *  @param[in] objPath - DBUS object path of the logging entry.
159  *
160  *  @return On success return the timestamp of the log entry as number of
161  *          seconds from epoch.
162  */
163 std::chrono::seconds getEntryTimeStamp(const std::string& objPath);
164 
165 /** @brief Read the logging entry object paths
166  *
167  *  This API would read the logging dbus logging entry object paths and sorting
168  *  the filename in the numeric order. The paths is cleared before populating
169  *  the object paths.
170  *
171  *  @param[in,out] paths - sorted list of logging entry object paths.
172  *
173  *  @note This function is invoked when the Get SEL Info command or the Delete
174  *        SEL entry command is invoked. The Get SEL Entry command is preceded
175  *        typically by Get SEL Info command, so readLoggingObjectPaths is not
176  *        invoked before each Get SEL entry command.
177  */
178 void readLoggingObjectPaths(ObjectPaths& paths);
179 
180 template <typename T>
toHexStr(const T & data)181 std::string toHexStr(const T& data)
182 {
183     std::stringstream stream;
184     stream << std::hex << std::uppercase << std::setfill('0');
185     for (const auto& v : data)
186     {
187         stream << std::setw(2) << static_cast<int>(v);
188     }
189     return stream.str();
190 }
191 namespace internal
192 {
193 
194 /** @brief Convert logging entry to SEL event record
195  *
196  *  @param[in] objPath - DBUS object path of the logging entry.
197  *  @param[in] iter - Iterator to the sensor data corresponding to the logging
198  *                    entry
199  *
200  *  @return On success return the SEL event record, throw an exception in case
201  *          of failure.
202  */
203 GetSELEntryResponse
204     prepareSELEntry(const std::string& objPath,
205                     ipmi::sensor::InvObjectIDMap::const_iterator iter);
206 
207 } // namespace internal
208 
209 } // namespace sel
210 
211 } // namespace ipmi
212