Implement Commit client interface

Implement the Commit client interface to take the
exception unique name and call the dbus Commit interface
to create the error log.

Change-Id: Id780e98efd32b9806ea24e4e551f786a055cc05c
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>

2 files changed, 47 insertions, 4 deletions

diff --git a/elog.cpp b/elog.cpp
index 2b452d4..81d29ad 100644
--- a/elog.cpp
+++ b/elog.cpp
@@ -5,8 +5,49 @@ namespace phosphor
 namespace logging
 {
 
-void commit()
+void commit(std::string&& e)
 {
+    constexpr auto MAPPER_BUSNAME = "xyz.openbmc_project.ObjectMapper";
+    constexpr auto MAPPER_PATH = "/xyz/openbmc_project/ObjectMapper";
+    constexpr auto MAPPER_INTERFACE = "xyz.openbmc_project.ObjectMapper";
+
+    constexpr auto OBJ_INTERNAL("/xyz/openbmc_project/Logging/Internal/Manager");
+    constexpr auto IFACE_INTERNAL("xyz.openbmc_project.Logging.Internal.Manager");
+
+    // Transaction id is located at the end of the string separated by a period.
+
+    auto b = sdbusplus::bus::new_default();
+    auto mapper = b.new_method_call(
+            MAPPER_BUSNAME,
+            MAPPER_PATH,
+            MAPPER_INTERFACE,
+            "GetObject");
+    mapper.append(OBJ_INTERNAL, std::vector<std::string>({IFACE_INTERNAL}));
+
+    auto mapperResponseMsg = b.call(mapper);
+    if (mapperResponseMsg.is_method_error())
+    {
+        log<level::ERR>("Error in mapper call");
+        return;
+    }
+
+    std::map<std::string, std::vector<std::string>> mapperResponse;
+    mapperResponseMsg.read(mapperResponse);
+    if (mapperResponse.empty())
+    {
+        log<level::ERR>("Error reading mapper response");
+        return;
+    }
+
+    const auto& host = mapperResponse.cbegin()->first;
+    auto m = b.new_method_call(
+            host.c_str(),
+            OBJ_INTERNAL,
+            IFACE_INTERNAL,
+            "Commit");
+    uint64_t id = sdbusplus::server::transaction::get_id();
+    m.append(id, std::forward<std::string>(e));
+    b.call_noreply(m);
 }
 
 } // namespace logging
diff --git a/elog.hpp b/elog.hpp
index b340f2d..e919b3d 100644
--- a/elog.hpp
+++ b/elog.hpp
@@ -80,15 +80,17 @@ class elogExceptionBase : public std::exception {};
  */
 template <typename T> class elogException : public elogExceptionBase
 {
-public:
-    const char* what() const noexcept override { return T::err_code; }
+    public:
+        const char* what() const noexcept override { return T::err_code; }
+        const char* name() const noexcept { return T::err_code; }
 };
 
 /** @fn commit()
  *  @brief Create an error log entry based on journal
  *          entry with a specified MSG_ID
+ *  @param[in] - Exception name
  */
-void commit();
+void commit(std::string&& name);
 
 /** @fn elog()
  *  @brief Create a journal log entry based on predefined