Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 81 insertions, 0 deletions

diff --git a/src/tools/kvstore_tool.h b/src/tools/kvstore_tool.h
new file mode 100644
index 000000000..330cba7c9
--- /dev/null
+++ b/src/tools/kvstore_tool.h
@@ -0,0 +1,81 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma once
+
+#include <iosfwd>
+#include <memory>
+#include <string>
+
+#include "acconfig.h"
+#include "include/buffer_fwd.h"
+#ifdef WITH_BLUESTORE
+#include "os/bluestore/BlueStore.h"
+#endif
+
+class KeyValueDB;
+
+class StoreTool
+{
+#ifdef WITH_BLUESTORE
+  struct Deleter {
+    BlueStore *bluestore;
+    Deleter()
+      : bluestore(nullptr) {}
+    Deleter(BlueStore *store)
+      : bluestore(store) {}
+    void operator()(KeyValueDB *db) {
+      if (bluestore) {
+	bluestore->umount();
+	delete bluestore;
+      } else {
+	delete db;
+      }
+    }
+  };
+  std::unique_ptr<KeyValueDB, Deleter> db;
+#else
+  std::unique_ptr<KeyValueDB> db;
+#endif
+
+  const std::string store_path;
+
+public:
+  StoreTool(const std::string& type,
+	    const std::string& path,
+	    bool need_open_db = true,
+	    bool need_stats = false);
+  int load_bluestore(const std::string& path, bool need_open_db);
+  uint32_t traverse(const std::string& prefix,
+                    const bool do_crc,
+                    const bool do_value_dump,
+                    std::ostream *out);
+  void list(const std::string& prefix,
+	    const bool do_crc,
+	    const bool do_value_dump);
+  bool exists(const std::string& prefix);
+  bool exists(const std::string& prefix, const std::string& key);
+  ceph::bufferlist get(const std::string& prefix,
+		       const std::string& key,
+		       bool& exists);
+  uint64_t get_size();
+  bool set(const std::string& prefix,
+	   const std::string& key,
+	   ceph::bufferlist& val);
+  bool rm(const std::string& prefix, const std::string& key);
+  bool rm_prefix(const std::string& prefix);
+  void print_summary(const uint64_t total_keys, const uint64_t total_size,
+                     const uint64_t total_txs, const std::string& store_path,
+                     const std::string& other_path, const int duration) const;
+  int copy_store_to(const std::string& type, const std::string& other_path,
+                    const int num_keys_per_tx, const std::string& other_type);
+  void compact();
+  void compact_prefix(const std::string& prefix);
+  void compact_range(const std::string& prefix,
+		     const std::string& start,
+		     const std::string& end);
+  int destructive_repair();
+
+  int print_stats() const;
+  int build_size_histogram(const std::string& prefix) const;
+};