1 #pragma once
2 
3 #include "xyz/openbmc_project/Logging/Entry/server.hpp"
4 #include "xyz/openbmc_project/Object/Delete/server.hpp"
5 #include "xyz/openbmc_project/Software/Version/server.hpp"
6 
7 #include <sdbusplus/bus.hpp>
8 #include <sdbusplus/server/object.hpp>
9 #include <sdeventplus/event.hpp>
10 #include <sdeventplus/source/event.hpp>
11 #include <xyz/openbmc_project/Association/Definitions/server.hpp>
12 #include <xyz/openbmc_project/Common/FilePath/server.hpp>
13 
14 namespace phosphor
15 {
16 namespace logging
17 {
18 
19 using EntryIfaces = sdbusplus::server::object::object<
20     sdbusplus::xyz::openbmc_project::Logging::server::Entry,
21     sdbusplus::xyz::openbmc_project::Object::server::Delete,
22     sdbusplus::xyz::openbmc_project::Association::server::Definitions,
23     sdbusplus::xyz::openbmc_project::Software::server::Version,
24     sdbusplus::xyz::openbmc_project::Common::server::FilePath>;
25 
26 using AssociationList =
27     std::vector<std::tuple<std::string, std::string, std::string>>;
28 
29 namespace internal
30 {
31 class Manager;
32 }
33 
34 /** @class Entry
35  *  @brief OpenBMC logging entry implementation.
36  *  @details A concrete implementation for the
37  *  xyz.openbmc_project.Logging.Entry and
38  *  xyz.openbmc_project.Associations.Definitions DBus APIs.
39  */
40 class Entry : public EntryIfaces
41 {
42   public:
43     Entry() = delete;
44     Entry(const Entry&) = delete;
45     Entry& operator=(const Entry&) = delete;
46     Entry(Entry&&) = delete;
47     Entry& operator=(Entry&&) = delete;
48     virtual ~Entry() = default;
49 
50     /** @brief Constructor to put object onto bus at a dbus path.
51      *         Defer signal registration (pass true for deferSignal to the
52      *         base class) until after the properties are set.
53      *  @param[in] bus - Bus to attach to.
54      *  @param[in] path - Path to attach at.
55      *  @param[in] idErr - The error entry id.
56      *  @param[in] timestampErr - The commit timestamp.
57      *  @param[in] severityErr - The severity of the error.
58      *  @param[in] msgErr - The message of the error.
59      *  @param[in] additionalDataErr - The error metadata.
60      *  @param[in] objects - The list of associations.
61      *  @param[in] fwVersion - The BMC code version.
62      *  @param[in] parent - The error's parent.
63      */
64     Entry(sdbusplus::bus::bus& bus, const std::string& path, uint32_t idErr,
65           uint64_t timestampErr, Level severityErr, std::string&& msgErr,
66           std::vector<std::string>&& additionalDataErr,
67           AssociationList&& objects, const std::string& fwVersion,
68           internal::Manager& parent) :
69         EntryIfaces(bus, path.c_str(), true),
70         parent(parent)
71     {
72         id(idErr);
73         severity(severityErr);
74         timestamp(timestampErr);
75         updateTimestamp(timestampErr);
76         message(std::move(msgErr));
77         additionalData(std::move(additionalDataErr));
78         associations(std::move(objects));
79         // Store a copy of associations in case we need to recreate
80         assocs = associations();
81         sdbusplus::xyz::openbmc_project::Logging::server::Entry::resolved(
82             false);
83 
84         version(fwVersion);
85         purpose(VersionPurpose::BMC);
86 
87         // Emit deferred signal.
88         this->emit_object_added();
89     };
90 
91     /** @brief Constructor that puts an "empty" error object on the bus,
92      *         with only the id property populated. Rest of the properties
93      *         to be set by the caller. Caller should emit the added signal.
94      *  @param[in] bus - Bus to attach to.
95      *  @param[in] path - Path to attach at.
96      *  @param[in] id - The error entry id.
97      *  @param[in] parent - The error's parent.
98      */
99     Entry(sdbusplus::bus::bus& bus, const std::string& path, uint32_t entryId,
100           internal::Manager& parent) :
101         EntryIfaces(bus, path.c_str(), true),
102         parent(parent)
103     {
104         id(entryId);
105     };
106 
107     /** @brief Set resolution status of the error.
108      *  @param[in] value - boolean indicating resolution
109      *  status (true = resolved)
110      *  @returns value of 'Resolved' property
111      */
112     bool resolved(bool value) override;
113 
114     using sdbusplus::xyz::openbmc_project::Logging::server::Entry::resolved;
115 
116     /** @brief Update eventId string of the error.
117      *  @param[in] value - The eventID
118      *  @returns New property value
119      */
120     std::string eventId(std::string value) override;
121 
122     using sdbusplus::xyz::openbmc_project::Logging::server::Entry::eventId;
123 
124     /** @brief Delete this d-bus object.
125      */
126     void delete_() override;
127 
128     /** @brief Severity level to check in cap.
129      *  @details Errors with severity lesser than this will be
130      *           considered as low priority and maximum ERROR_INFO_CAP
131      *           number errors of this category will be captured.
132      */
133     static constexpr auto sevLowerLimit = Entry::Level::Informational;
134 
135     /**
136      * @brief Returns the file descriptor to the Entry file.
137      * @return unix_fd - File descriptor to the Entry file.
138      */
139     sdbusplus::message::unix_fd getEntry() override;
140 
141   private:
142     /** @brief This entry's associations */
143     AssociationList assocs = {};
144 
145     /** @brief This entry's parent */
146     internal::Manager& parent;
147 
148     /**
149      * @brief The event source for closing the Entry file descriptor after it
150      *        has been returned from the getEntry D-Bus method.
151      */
152     std::unique_ptr<sdeventplus::source::Defer> fdCloseEventSource;
153 
154     /**
155      * @brief Closes the file descriptor passed in.
156      * @details This is called from the event loop to close FDs returned from
157      * getEntry().
158      * @param[in] fd - The file descriptor to close
159      * @param[in] source - The event source object used
160      */
161     void closeFD(int fd, sdeventplus::source::EventBase& source);
162 };
163 
164 } // namespace logging
165 } // namespace phosphor
166