1 #include "config.h"
2
3 #include "dump_manager_system.hpp"
4
5 #include "dump_utils.hpp"
6 #include "op_dump_consts.hpp"
7 #include "op_dump_util.hpp"
8 #include "system_dump_entry.hpp"
9 #include "xyz/openbmc_project/Common/error.hpp"
10
11 #include <phosphor-logging/elog-errors.hpp>
12 #include <phosphor-logging/elog.hpp>
13 #include <phosphor-logging/lg2.hpp>
14
15 namespace openpower
16 {
17 namespace dump
18 {
19 namespace system
20 {
21
22 using namespace phosphor::logging;
23 using namespace sdbusplus::xyz::openbmc_project::Common::Error;
24
notify(uint32_t dumpId,uint64_t size)25 void Manager::notify(uint32_t dumpId, uint64_t size)
26 {
27 // Get the timestamp
28 uint64_t timeStamp =
29 std::chrono::duration_cast<std::chrono::microseconds>(
30 std::chrono::system_clock::now().time_since_epoch())
31 .count();
32
33 // A system dump can be created due to a fault in the server or by a user
34 // request. A system dump by fault is first reported here, but for a
35 // user-requested dump, an entry will be created first with an invalid
36 // source id. Since only one system dump creation is allowed at a time, if
37 // there's an entry with an invalid sourceId, we will update that entry.
38 openpower::dump::system::Entry* upEntry = nullptr;
39 for (auto& entry : entries)
40 {
41 openpower::dump::system::Entry* sysEntry =
42 dynamic_cast<openpower::dump::system::Entry*>(entry.second.get());
43
44 // If there's already a completed entry with the input source id and
45 // size, ignore this notification
46 if ((sysEntry->sourceDumpId() == dumpId) && (sysEntry->size() == size))
47 {
48 if (sysEntry->status() ==
49 phosphor::dump::OperationStatus::Completed)
50 {
51 lg2::info(
52 "System dump entry with source dump id:{SOURCE_ID} and "
53 "size: {SIZE} is already present with entry id:{ID}",
54 "SOURCE_ID", dumpId, "SIZE", size, "ID",
55 sysEntry->getDumpId());
56 return;
57 }
58 else
59 {
60 lg2::error("A duplicate notification for an incomplete dump "
61 "dump id: {SOURCE_ID} entry id: {ID}",
62 "SOURCE_D", dumpId, "ID", sysEntry->getDumpId());
63 upEntry = sysEntry;
64 break;
65 }
66 }
67 else if (sysEntry->sourceDumpId() == dumpId)
68 {
69 // If the dump id is the same but the size is different, then this
70 // is a new dump. So, delete the stale entry and prepare to create a
71 // new one.
72 lg2::info("A previous dump entry found with same source id: "
73 "{SOURCE_ID}, deleting it, entry id: {DUMP_ID}",
74 "SOURCE_ID", dumpId, "DUMP_ID", sysEntry->getDumpId());
75 sysEntry->delete_();
76 // No 'break' here, as we need to continue checking other entries.
77 }
78
79 // Save the first entry with INVALID_SOURCE_ID, but continue in the loop
80 // to ensure the new entry is not a duplicate.
81 if ((sysEntry->sourceDumpId() == INVALID_SOURCE_ID) &&
82 (upEntry == nullptr))
83 {
84 upEntry = sysEntry;
85 }
86 }
87
88 if (upEntry != nullptr)
89 {
90 lg2::info(
91 "System Dump Notify: Updating dumpId:{ID} Source Id:{SOURCE_ID} "
92 "Size:{SIZE}",
93 "ID", upEntry->getDumpId(), "SOURCE_ID", dumpId, "SIZE", size);
94 upEntry->update(timeStamp, size, dumpId);
95 return;
96 }
97
98 // Get the id
99 auto id = lastEntryId + 1;
100 auto idString = std::to_string(id);
101 auto objPath = std::filesystem::path(baseEntryPath) / idString;
102
103 // TODO: Get the originator Id, Type from the persisted file.
104 // For now replacing it with null
105 try
106 {
107 lg2::info("System Dump Notify: creating new dump "
108 "entry dumpId:{ID} Source Id:{SOURCE_ID} Size:{SIZE}",
109 "ID", id, "SOURCE_ID", dumpId, "SIZE", size);
110 entries.insert(std::make_pair(
111 id, std::make_unique<system::Entry>(
112 bus, objPath.c_str(), id, timeStamp, size, dumpId,
113 phosphor::dump::OperationStatus::Completed, std::string(),
114 originatorTypes::Internal, *this)));
115 }
116 catch (const std::invalid_argument& e)
117 {
118 lg2::error(
119 "Error in creating system dump entry, errormsg: {ERROR}, "
120 "OBJECTPATH: {OBJECT_PATH}, ID: {ID}, TIMESTAMP: {TIMESTAMP}, "
121 "SIZE: {SIZE}, SOURCEID: {SOURCE_ID}",
122 "ERROR", e, "OBJECT_PATH", objPath, "ID", id, "TIMESTAMP",
123 timeStamp, "SIZE", size, "SOURCE_ID", dumpId);
124 report<InternalFailure>();
125 return;
126 }
127 lastEntryId++;
128 return;
129 }
130
createDump(phosphor::dump::DumpCreateParams params)131 sdbusplus::message::object_path Manager::createDump(
132 phosphor::dump::DumpCreateParams params)
133 {
134 constexpr auto SYSTEMD_SERVICE = "org.freedesktop.systemd1";
135 constexpr auto SYSTEMD_OBJ_PATH = "/org/freedesktop/systemd1";
136 constexpr auto SYSTEMD_INTERFACE = "org.freedesktop.systemd1.Manager";
137 constexpr auto DIAG_MOD_TARGET = "obmc-host-crash@0.target";
138
139 if (params.size() > CREATE_DUMP_MAX_PARAMS)
140 {
141 lg2::warning(
142 "System dump accepts not more than 2 additional parameters");
143 }
144 using Unavailable =
145 sdbusplus::xyz::openbmc_project::Common::Error::Unavailable;
146
147 if (openpower::dump::util::isSystemDumpInProgress(bus))
148 {
149 lg2::error("Another dump in progress or available to offload");
150 elog<Unavailable>();
151 }
152
153 using NotAllowed =
154 sdbusplus::xyz::openbmc_project::Common::Error::NotAllowed;
155 using Reason = xyz::openbmc_project::Common::NotAllowed::REASON;
156
157 auto isHostRunning = false;
158 phosphor::dump::HostState hostState;
159 try
160 {
161 isHostRunning = phosphor::dump::isHostRunning();
162 hostState = phosphor::dump::getHostState();
163 }
164 catch (const std::exception& e)
165 {
166 lg2::error(
167 "System state cannot be determined, system dump is not allowed: "
168 "{ERROR}",
169 "ERROR", e);
170 return std::string();
171 }
172 bool isHostQuiesced = hostState == phosphor::dump::HostState::Quiesced;
173 bool isHostTransitioningToOff =
174 hostState == phosphor::dump::HostState::TransitioningToOff;
175 // Allow creating system dump only when the host is up or quiesced
176 // starting to power off
177 if (!isHostRunning && !isHostQuiesced && !isHostTransitioningToOff)
178 {
179 lg2::error("System dump can be initiated only when the host is up "
180 "or quiesced or starting to poweroff");
181 elog<NotAllowed>(Reason(
182 "System dump can be initiated only when the host is up "
183 "or quiesced or starting to poweroff"));
184 return std::string();
185 }
186
187 // Get the originator id and type from params
188 std::string originatorId;
189 originatorTypes originatorType;
190
191 phosphor::dump::extractOriginatorProperties(params, originatorId,
192 originatorType);
193
194 auto b = sdbusplus::bus::new_default();
195 auto method = bus.new_method_call(SYSTEMD_SERVICE, SYSTEMD_OBJ_PATH,
196 SYSTEMD_INTERFACE, "StartUnit");
197 method.append(DIAG_MOD_TARGET); // unit to activate
198 method.append("replace");
199 bus.call_noreply(method);
200
201 auto id = lastEntryId + 1;
202 auto idString = std::to_string(id);
203 auto objPath = std::filesystem::path(baseEntryPath) / idString;
204 uint64_t timeStamp =
205 std::chrono::duration_cast<std::chrono::microseconds>(
206 std::chrono::system_clock::now().time_since_epoch())
207 .count();
208
209 try
210 {
211 entries.insert(std::make_pair(
212 id, std::make_unique<system::Entry>(
213 bus, objPath.c_str(), id, timeStamp, 0, INVALID_SOURCE_ID,
214 phosphor::dump::OperationStatus::InProgress, originatorId,
215 originatorType, *this)));
216 }
217 catch (const std::invalid_argument& e)
218 {
219 lg2::error("Error in creating system dump entry, errormsg: {ERROR}, "
220 "OBJECTPATH: {OBJECT_PATH}, ID: {ID}",
221 "ERROR", e, "OBJECT_PATH", objPath, "ID", id);
222 elog<InternalFailure>();
223 return std::string();
224 }
225 lastEntryId++;
226 return objPath.string();
227 }
228
229 } // namespace system
230 } // namespace dump
231 } // namespace openpower
232