Matt Spinler | 09d6400 | 2019-09-11 14:29:46 -0500 | [diff] [blame] | 1 | #include "extensions/openpower-pels/data_interface.hpp" |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 2 | #include "extensions/openpower-pels/host_interface.hpp" |
| 3 | |
| 4 | #include <fcntl.h> |
| 5 | |
| 6 | #include <filesystem> |
| 7 | #include <sdeventplus/source/io.hpp> |
Matt Spinler | 09d6400 | 2019-09-11 14:29:46 -0500 | [diff] [blame] | 8 | |
| 9 | #include <gmock/gmock.h> |
| 10 | |
| 11 | namespace openpower |
| 12 | { |
| 13 | namespace pels |
| 14 | { |
| 15 | |
| 16 | class MockDataInterface : public DataInterfaceBase |
| 17 | { |
| 18 | public: |
| 19 | MockDataInterface() |
| 20 | { |
| 21 | } |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 22 | MOCK_METHOD(std::string, getMachineTypeModel, (), (const override)); |
| 23 | MOCK_METHOD(std::string, getMachineSerialNumber, (), (const override)); |
| 24 | MOCK_METHOD(std::string, getServerFWVersion, (), (const override)); |
| 25 | MOCK_METHOD(std::string, getBMCFWVersion, (), (const override)); |
| 26 | |
| 27 | void changeHostState(bool newState) |
| 28 | { |
| 29 | setHostState(newState); |
| 30 | } |
| 31 | |
| 32 | void setHMCManaged(bool managed) |
| 33 | { |
| 34 | _hmcManaged = managed; |
| 35 | } |
| 36 | }; |
| 37 | |
| 38 | /** |
| 39 | * @brief The mock HostInterface class |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 40 | * |
| 41 | * This replaces the PLDM calls with a FIFO for the asynchronous |
| 42 | * responses. |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 43 | */ |
| 44 | class MockHostInterface : public HostInterface |
| 45 | { |
| 46 | public: |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 47 | /** |
| 48 | * @brief Constructor |
| 49 | * |
| 50 | * @param[in] event - The sd_event object |
| 51 | * @param[in] dataIface - The DataInterface class |
| 52 | */ |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 53 | MockHostInterface(sd_event* event, DataInterfaceBase& dataIface) : |
| 54 | HostInterface(event, dataIface) |
| 55 | { |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 56 | char templ[] = "/tmp/cmdfifoXXXXXX"; |
| 57 | std::filesystem::path dir = mkdtemp(templ); |
| 58 | _fifo = dir / "fifo"; |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 59 | } |
| 60 | |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 61 | /** |
| 62 | * @brief Destructor |
| 63 | */ |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 64 | virtual ~MockHostInterface() |
| 65 | { |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 66 | std::filesystem::remove_all(_fifo.parent_path()); |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 67 | } |
| 68 | |
| 69 | MOCK_METHOD(CmdStatus, sendNewLogCmd, (uint32_t, uint32_t), (override)); |
| 70 | |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 71 | /** |
| 72 | * @brief Cancels waiting for a command response |
| 73 | */ |
| 74 | virtual void cancelCmd() override |
| 75 | { |
| 76 | _inProgress = false; |
| 77 | _source = nullptr; |
| 78 | } |
| 79 | |
| 80 | /** |
| 81 | * @brief Returns the amount of time to wait before retrying after |
| 82 | * a failed send command. |
| 83 | * |
| 84 | * @return milliseconds - The amount of time to wait |
| 85 | */ |
| 86 | virtual std::chrono::milliseconds getSendRetryDelay() const override |
| 87 | { |
| 88 | return std::chrono::milliseconds(2); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * @brief Returns the amount of time to wait before retrying after |
| 93 | * a command receive. |
| 94 | * |
| 95 | * @return milliseconds - The amount of time to wait |
| 96 | */ |
| 97 | virtual std::chrono::milliseconds getReceiveRetryDelay() const override |
| 98 | { |
| 99 | return std::chrono::milliseconds(2); |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * @brief Returns the number of commands processed |
| 104 | */ |
| 105 | size_t numCmdsProcessed() const |
| 106 | { |
| 107 | return _cmdsProcessed; |
| 108 | } |
| 109 | |
| 110 | /** |
| 111 | * @brief Writes the data passed in to the FIFO |
| 112 | * |
| 113 | * @param[in] hostResponse - use a 0 to indicate success |
| 114 | * |
| 115 | * @return CmdStatus - success or failure |
| 116 | */ |
| 117 | CmdStatus send(uint8_t hostResponse) |
| 118 | { |
| 119 | // Create a FIFO once. |
| 120 | if (!std::filesystem::exists(_fifo)) |
| 121 | { |
| 122 | if (mkfifo(_fifo.c_str(), 0622)) |
| 123 | { |
| 124 | ADD_FAILURE() << "Failed mkfifo " << _fifo << strerror(errno); |
| 125 | exit(-1); |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | // Open it and register the reponse callback to |
| 130 | // be used on FD activity. |
| 131 | int fd = open(_fifo.c_str(), O_NONBLOCK | O_RDWR); |
| 132 | EXPECT_TRUE(fd >= 0) << "Unable to open FIFO"; |
| 133 | |
| 134 | auto callback = [this](sdeventplus::source::IO& source, int fd, |
| 135 | uint32_t events) { |
| 136 | this->receive(source, fd, events); |
| 137 | }; |
| 138 | |
| 139 | try |
| 140 | { |
| 141 | _source = std::make_unique<sdeventplus::source::IO>( |
| 142 | _event, fd, EPOLLIN, |
| 143 | std::bind(callback, std::placeholders::_1, |
| 144 | std::placeholders::_2, std::placeholders::_3)); |
| 145 | } |
| 146 | catch (std::exception& e) |
| 147 | { |
| 148 | ADD_FAILURE() << "Event exception: " << e.what(); |
| 149 | close(fd); |
| 150 | return CmdStatus::failure; |
| 151 | } |
| 152 | |
| 153 | // Write the fake host reponse to the FIFO |
| 154 | auto bytesWritten = write(fd, &hostResponse, sizeof(hostResponse)); |
| 155 | EXPECT_EQ(bytesWritten, sizeof(hostResponse)); |
| 156 | |
| 157 | _inProgress = true; |
| 158 | |
| 159 | return CmdStatus::success; |
| 160 | } |
| 161 | |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 162 | protected: |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 163 | /** |
| 164 | * @brief Reads the data written to the fifo and then calls |
| 165 | * the subscriber's callback. |
| 166 | * |
| 167 | * Nonzero data indicates a command failure (for testing bad path). |
| 168 | * |
| 169 | * @param[in] source - The event source object |
| 170 | * @param[in] fd - The file descriptor used |
| 171 | * @param[in] events - The event bits |
| 172 | */ |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 173 | void receive(sdeventplus::source::IO& source, int fd, |
| 174 | uint32_t events) override |
| 175 | { |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 176 | if (!(events & EPOLLIN)) |
| 177 | { |
| 178 | return; |
| 179 | } |
| 180 | |
| 181 | _inProgress = false; |
| 182 | |
| 183 | int newFD = open(_fifo.c_str(), O_NONBLOCK | O_RDONLY); |
| 184 | ASSERT_TRUE(newFD >= 0) << "Failed to open FIFO"; |
| 185 | |
| 186 | // Read the host success/failure response from the FIFO. |
| 187 | uint8_t data; |
| 188 | auto bytesRead = read(newFD, &data, sizeof(data)); |
| 189 | EXPECT_EQ(bytesRead, sizeof(data)); |
| 190 | |
| 191 | close(newFD); |
| 192 | |
| 193 | ResponseStatus status = ResponseStatus::success; |
| 194 | if (data != 0) |
| 195 | { |
| 196 | status = ResponseStatus::failure; |
| 197 | } |
| 198 | |
| 199 | if (_responseFunc) |
| 200 | { |
| 201 | (*_responseFunc)(status); |
| 202 | } |
| 203 | |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 204 | // Keep account of the number of commands responses for testing. |
| 205 | _cmdsProcessed++; |
| 206 | } |
| 207 | |
| 208 | private: |
Matt Spinler | 5342d9a | 2019-12-12 11:03:39 -0600 | [diff] [blame] | 209 | /** |
| 210 | * @brief The event source for the fifo |
| 211 | */ |
| 212 | std::unique_ptr<sdeventplus::source::IO> _source; |
| 213 | |
| 214 | /** |
| 215 | * @brief the path to the fifo |
| 216 | */ |
| 217 | std::filesystem::path _fifo; |
| 218 | |
| 219 | /** |
| 220 | * @brief The number of commands processed |
| 221 | */ |
Matt Spinler | f60ac27 | 2019-12-11 13:47:50 -0600 | [diff] [blame] | 222 | size_t _cmdsProcessed = 0; |
Matt Spinler | 09d6400 | 2019-09-11 14:29:46 -0500 | [diff] [blame] | 223 | }; |
| 224 | |
| 225 | } // namespace pels |
| 226 | } // namespace openpower |