diff --git a/bmc/log-handler/log_handler.hpp b/bmc/log-handler/log_handler.hpp
new file mode 100644
index 0000000..32aebaa
--- /dev/null
+++ b/bmc/log-handler/log_handler.hpp
@@ -0,0 +1,110 @@
+// Copyright 2021 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#pragma once
+#include "handler_config.hpp"
+#include "image_handler.hpp"
+#include "status.hpp"
+#include "util.hpp"
+
+#include <blobs-ipmid/blobs.hpp>
+
+#include <cstdint>
+#include <map>
+#include <memory>
+#include <optional>
+#include <set>
+#include <string>
+#include <string_view>
+#include <unordered_map>
+#include <vector>
+
+namespace ipmi_flash
+{
+
+class LogBlobHandler : public blobs::GenericBlobInterface
+{
+  public:
+    struct ActionPack
+    {
+        /** Only file operation action supported currently */
+        std::unique_ptr<TriggerableActionInterface> onOpen;
+        std::unique_ptr<TriggerableActionInterface> onDelete;
+    };
+
+    /**
+     * Create a LogBlobHandler.
+     *
+     * @param[in] configs - list of blob configurations to support
+     */
+    LogBlobHandler(std::vector<HandlerConfig<ActionPack>>&& configs);
+
+    ~LogBlobHandler() = default;
+    LogBlobHandler(const LogBlobHandler&) = delete;
+    LogBlobHandler& operator=(const LogBlobHandler&) = delete;
+    LogBlobHandler(LogBlobHandler&&) = default;
+    LogBlobHandler& operator=(LogBlobHandler&&) = default;
+
+    bool canHandleBlob(const std::string& path) override;
+    std::vector<std::string> getBlobIds() override;
+    bool deleteBlob(const std::string& path) override;
+    bool stat(const std::string&, blobs::BlobMeta* meta) override;
+    bool open(uint16_t session, uint16_t flags,
+              const std::string& path) override;
+    std::vector<uint8_t> read(uint16_t session, uint32_t offset,
+                              uint32_t requestedSize) override;
+    bool write(uint16_t, uint32_t, const std::vector<uint8_t>&) override
+    {
+        return false; /* not supported */
+    };
+    bool writeMeta(uint16_t, uint32_t, const std::vector<uint8_t>&) override
+    {
+        return false; /* not supported */
+    }
+    bool commit(uint16_t, const std::vector<uint8_t>&) override
+    {
+        return false; // not supported
+    }
+    bool close(uint16_t session) override;
+    bool stat(uint16_t session, blobs::BlobMeta* meta) override;
+    bool expire(uint16_t session) override;
+
+  private:
+    struct SessionInfo;
+
+    struct BlobInfo
+    {
+        Pinned<std::string> blobId;
+        std::unique_ptr<ActionPack> actions;
+        std::unique_ptr<ImageHandlerInterface> handler;
+        std::set<SessionInfo*> sessionsToUpdate;
+    };
+
+    struct SessionInfo
+    {
+        BlobInfo* blob;
+
+        // A cached copy of the version data shared by all clients for a single
+        // execution of the version retrieval action. This is is null until the
+        // TriggerableAction has completed. If the action is an error, the
+        // shared object is nullopt. Otherwise, contains a vector of the version
+        // data when successfully read.
+        std::shared_ptr<const std::optional<std::vector<uint8_t>>> data;
+    };
+
+    std::unordered_map<std::string_view, std::unique_ptr<BlobInfo>> blobInfoMap;
+    std::unordered_map<uint16_t, std::unique_ptr<SessionInfo>> sessionInfoMap;
+};
+
+} // namespace ipmi_flash