initial drop of phosphor-ipmi-blobs

This implements a majority of the OEM IPMI BLOBS protocol.  The only
piece missing from this is the timed expiration of sessions.

Change-Id: I82c9d17b625c94fc3340edcfabbbf1ffeb5ad7ac
Signed-off-by: Patrick Venture <venture@google.com>

1 files changed, 112 insertions, 0 deletions

diff --git a/test/ipmi_commit_unittest.cpp b/test/ipmi_commit_unittest.cpp
new file mode 100644
index 0000000..1cc47a4
--- /dev/null
+++ b/test/ipmi_commit_unittest.cpp
@@ -0,0 +1,112 @@
+#include "ipmi.hpp"
+#include "manager_mock.hpp"
+
+#include <cstring>
+
+#include <gtest/gtest.h>
+
+namespace blobs
+{
+
+using ::testing::_;
+using ::testing::ElementsAreArray;
+using ::testing::Return;
+
+// ipmid.hpp isn't installed where we can grab it and this value is per BMC
+// SoC.
+#define MAX_IPMI_BUFFER 64
+
+TEST(BlobCommitTest, InvalidCommitDataLengthReturnsFailure)
+{
+    // The commit command supports an optional commit blob.  This test verifies
+    // we sanity check the length of that blob.
+
+    ManagerMock mgr;
+    size_t dataLen;
+    uint8_t request[MAX_IPMI_BUFFER] = {0};
+    uint8_t reply[MAX_IPMI_BUFFER] = {0};
+    auto req = reinterpret_cast<struct BmcBlobCommitTx*>(request);
+
+    req->cmd = BlobOEMCommands::bmcBlobCommit;
+    req->crc = 0;
+    req->sessionId = 0x54;
+    req->commitDataLen =
+        1; // It's one byte, but that's more than the packet size.
+
+    dataLen = sizeof(struct BmcBlobCommitTx);
+
+    EXPECT_EQ(IPMI_CC_INVALID, commitBlob(&mgr, request, reply, &dataLen));
+}
+
+TEST(BlobCommitTest, ValidCommitNoDataHandlerRejectsReturnsFailure)
+{
+    // The commit packet is valid and the manager's commit call returns failure.
+
+    ManagerMock mgr;
+    size_t dataLen;
+    uint8_t request[MAX_IPMI_BUFFER] = {0};
+    uint8_t reply[MAX_IPMI_BUFFER] = {0};
+    auto req = reinterpret_cast<struct BmcBlobCommitTx*>(request);
+
+    req->cmd = BlobOEMCommands::bmcBlobCommit;
+    req->crc = 0;
+    req->sessionId = 0x54;
+    req->commitDataLen = 0;
+
+    dataLen = sizeof(struct BmcBlobCommitTx);
+
+    EXPECT_CALL(mgr, commit(req->sessionId, _)).WillOnce(Return(false));
+
+    EXPECT_EQ(IPMI_CC_INVALID, commitBlob(&mgr, request, reply, &dataLen));
+}
+
+TEST(BlobCommitTest, ValidCommitNoDataHandlerAcceptsReturnsSuccess)
+{
+    // Commit called with no data and everything returns success.
+
+    ManagerMock mgr;
+    size_t dataLen;
+    uint8_t request[MAX_IPMI_BUFFER] = {0};
+    uint8_t reply[MAX_IPMI_BUFFER] = {0};
+    auto req = reinterpret_cast<struct BmcBlobCommitTx*>(request);
+
+    req->cmd = BlobOEMCommands::bmcBlobCommit;
+    req->crc = 0;
+    req->sessionId = 0x54;
+    req->commitDataLen = 0;
+
+    dataLen = sizeof(struct BmcBlobCommitTx);
+
+    EXPECT_CALL(mgr, commit(req->sessionId, _)).WillOnce(Return(true));
+
+    EXPECT_EQ(IPMI_CC_OK, commitBlob(&mgr, request, reply, &dataLen));
+}
+
+TEST(BlobCommitTest, ValidCommitWithDataHandlerAcceptsReturnsSuccess)
+{
+    // Commit called with extra data and everything returns success.
+
+    ManagerMock mgr;
+    size_t dataLen;
+    uint8_t request[MAX_IPMI_BUFFER] = {0};
+    uint8_t reply[MAX_IPMI_BUFFER] = {0};
+    auto req = reinterpret_cast<struct BmcBlobCommitTx*>(request);
+
+    uint8_t expectedBlob[4] = {0x25, 0x33, 0x45, 0x67};
+
+    req->cmd = BlobOEMCommands::bmcBlobCommit;
+    req->crc = 0;
+    req->sessionId = 0x54;
+    req->commitDataLen = sizeof(expectedBlob);
+    std::memcpy(req->commitData, &expectedBlob[0], sizeof(expectedBlob));
+
+    dataLen = sizeof(struct BmcBlobCommitTx) + sizeof(expectedBlob);
+
+    EXPECT_CALL(mgr,
+                commit(req->sessionId,
+                       ElementsAreArray(expectedBlob, sizeof(expectedBlob))))
+        .WillOnce(Return(true));
+
+    EXPECT_EQ(IPMI_CC_OK, commitBlob(&mgr, request, reply, &dataLen));
+}
+} // namespace blobs