1 #pragma once
2 
3 #include <app.hpp>
4 #include <async_resp.hpp>
5 #include <dbus_utility.hpp>
6 #include <error_messages.hpp>
7 #include <nlohmann/json.hpp>
8 #include <utils/collection.hpp>
9 #include <utils/hex_utils.hpp>
10 #include <utils/json_utils.hpp>
11 
12 #include <vector>
13 
14 namespace crow
15 {
16 namespace google_api
17 {
18 
19 inline void
20     handleGoogleV1Get(const crow::Request& /*req*/,
21                       const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
22 {
23     asyncResp->res.jsonValue["@odata.type"] =
24         "#GoogleServiceRoot.v1_0_0.GoogleServiceRoot";
25     asyncResp->res.jsonValue["@odata.id"] = "/google/v1";
26     asyncResp->res.jsonValue["Id"] = "Google Rest RootService";
27     asyncResp->res.jsonValue["Name"] = "Google Service Root";
28     asyncResp->res.jsonValue["Version"] = "1.0.0";
29     asyncResp->res.jsonValue["RootOfTrustCollection"]["@odata.id"] =
30         "/google/v1/RootOfTrustCollection";
31 }
32 
33 inline void handleRootOfTrustCollectionGet(
34     const crow::Request& /*req*/,
35     const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
36 {
37     asyncResp->res.jsonValue["@odata.id"] = "/google/v1/RootOfTrustCollection";
38     asyncResp->res.jsonValue["@odata.type"] =
39         "#RootOfTrustCollection.RootOfTrustCollection";
40     redfish::collection_util::getCollectionMembers(
41         asyncResp, "/google/v1/RootOfTrustCollection",
42         {"xyz.openbmc_project.Control.Hoth"}, "/xyz/openbmc_project");
43 }
44 
45 // Helper struct to identify a resolved D-Bus object interface
46 struct ResolvedEntity
47 {
48     std::string id;
49     std::string service;
50     std::string object;
51     std::string interface;
52 };
53 
54 using ResolvedEntityHandler = std::function<void(
55     const std::string&, const std::shared_ptr<bmcweb::AsyncResp>&,
56     const ResolvedEntity&)>;
57 
58 inline void hothGetSubtreeCallback(
59     const std::string& command,
60     const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
61     const std::string& rotId, const ResolvedEntityHandler& entityHandler,
62     const boost::system::error_code ec,
63     const dbus::utility::MapperGetSubTreeResponse& subtree)
64 {
65     if (ec)
66     {
67         redfish::messages::internalError(asyncResp->res);
68         return;
69     }
70     for (const auto& [path, services] : subtree)
71     {
72         sdbusplus::message::object_path objPath(path);
73         if (objPath.filename() != rotId || services.empty())
74         {
75             continue;
76         }
77 
78         ResolvedEntity resolvedEntity = {
79             .id = rotId,
80             .service = services[0].first,
81             .object = path,
82             .interface = "xyz.openbmc_project.Control.Hoth"};
83         entityHandler(command, asyncResp, resolvedEntity);
84         return;
85     }
86 
87     // Couldn't find an object with that name.  return an error
88     redfish::messages::resourceNotFound(
89         asyncResp->res, "#RootOfTrust.v1_0_0.RootOfTrust", rotId);
90 }
91 
92 inline void resolveRoT(const std::string& command,
93                        const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
94                        const std::string& rotId,
95                        ResolvedEntityHandler&& entityHandler)
96 {
97 
98     std::array<std::string, 1> hothIfaces = {
99         "xyz.openbmc_project.Control.Hoth"};
100     crow::connections::systemBus->async_method_call(
101         [command, asyncResp, rotId,
102          entityHandler{std::forward<ResolvedEntityHandler>(entityHandler)}](
103             const boost::system::error_code ec,
104             const dbus::utility::MapperGetSubTreeResponse& subtree) {
105         hothGetSubtreeCallback(command, asyncResp, rotId, entityHandler, ec,
106                                subtree);
107         },
108         "xyz.openbmc_project.ObjectMapper",
109         "/xyz/openbmc_project/object_mapper",
110         "xyz.openbmc_project.ObjectMapper", "GetSubTree",
111         "/xyz/openbmc_project",
112         /*depth=*/0, hothIfaces);
113 }
114 
115 inline void populateRootOfTrustEntity(
116     const std::string& /*unused*/,
117     const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
118     const ResolvedEntity& resolvedEntity)
119 {
120     asyncResp->res.jsonValue["@odata.type"] = "#RootOfTrust.v1_0_0.RootOfTrust";
121     asyncResp->res.jsonValue["@odata.id"] =
122         "/google/v1/RootOfTrustCollection/" + resolvedEntity.id;
123 
124     asyncResp->res.jsonValue["Status"]["State"] = "Enabled";
125     asyncResp->res.jsonValue["Id"] = resolvedEntity.id;
126     // Need to fix this later to a stabler property.
127     asyncResp->res.jsonValue["Name"] = resolvedEntity.id;
128     asyncResp->res.jsonValue["Description"] = "Google Root Of Trust";
129     asyncResp->res.jsonValue["Actions"]["#RootOfTrust.SendCommand"]["target"] =
130         "/google/v1/RootOfTrustCollection/" + resolvedEntity.id +
131         "/Actions/RootOfTrust.SendCommand";
132 
133     asyncResp->res.jsonValue["Location"]["PartLocation"]["ServiceLabel"] =
134         resolvedEntity.id;
135     asyncResp->res.jsonValue["Location"]["PartLocation"]["LocationType"] =
136         "Embedded";
137 }
138 
139 inline void
140     handleRootOfTrustGet(const crow::Request& /*req*/,
141                          const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
142                          const std::string& param)
143 {
144     std::string emptyCommand;
145     resolveRoT(emptyCommand, asyncResp, param, populateRootOfTrustEntity);
146 }
147 
148 inline void
149     invocationCallback(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
150                        const boost::system::error_code ec,
151                        const std::vector<uint8_t>& responseBytes)
152 {
153     if (ec)
154     {
155         BMCWEB_LOG_ERROR << "RootOfTrust.Actions.SendCommand failed: "
156                          << ec.message();
157         redfish::messages::internalError(asyncResp->res);
158         return;
159     }
160 
161     asyncResp->res.jsonValue["CommandResponse"] =
162         bytesToHexString(responseBytes);
163 }
164 
165 inline void
166     invokeRoTCommand(const std::string& command,
167                      const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
168                      const ResolvedEntity& resolvedEntity)
169 {
170     std::vector<uint8_t> bytes = hexStringToBytes(command);
171     if (bytes.empty())
172     {
173         BMCWEB_LOG_DEBUG << "Invalid command: " << command;
174         redfish::messages::actionParameterValueTypeError(command, "Command",
175                                                          "SendCommand");
176         return;
177     }
178 
179     crow::connections::systemBus->async_method_call(
180         [asyncResp{asyncResp}](const boost::system::error_code ec,
181                                const std::vector<uint8_t>& responseBytes) {
182         invocationCallback(asyncResp, ec, responseBytes);
183         },
184         resolvedEntity.service, resolvedEntity.object, resolvedEntity.interface,
185         "SendHostCommand", bytes);
186 }
187 
188 inline void handleRoTSendCommandPost(
189     const crow::Request& request,
190     const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
191     const std::string& rotId)
192 {
193     std::string command;
194     if (!redfish::json_util::readJsonAction(request, asyncResp->res, "Command",
195                                             command))
196     {
197         BMCWEB_LOG_DEBUG << "Missing property Command.";
198         redfish::messages::actionParameterMissing(asyncResp->res, "SendCommand",
199                                                   "Command");
200         return;
201     }
202 
203     resolveRoT(command, asyncResp, rotId, invokeRoTCommand);
204 }
205 
206 inline void requestRoutes(App& app)
207 {
208     BMCWEB_ROUTE(app, "/google/v1/")
209         .methods(boost::beast::http::verb::get)(handleGoogleV1Get);
210 
211     BMCWEB_ROUTE(app, "/google/v1/RootOfTrustCollection")
212         .privileges({{"ConfigureManager"}})
213         .methods(boost::beast::http::verb::get)(handleRootOfTrustCollectionGet);
214 
215     BMCWEB_ROUTE(app, "/google/v1/RootOfTrustCollection/<str>")
216         .privileges({{"ConfigureManager"}})
217         .methods(boost::beast::http::verb::get)(handleRootOfTrustGet);
218 
219     BMCWEB_ROUTE(
220         app,
221         "/google/v1/RootOfTrustCollection/<str>/Actions/RootOfTrust.SendCommand")
222         .privileges({{"ConfigureManager"}})
223         .methods(boost::beast::http::verb::post)(handleRoTSendCommandPost);
224 }
225 
226 } // namespace google_api
227 } // namespace crow
228