1 files changed, 35 insertions, 0 deletions
diff --git a/src/crush/CrushLocation.h b/src/crush/CrushLocation.h
new file mode 100644
index 00000000..6a099689
--- /dev/null
+++ b/src/crush/CrushLocation.h
@@ -0,0 +1,35 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_CRUSH_LOCATION_H
+#define CEPH_CRUSH_LOCATION_H
+
+#include <map>
+#include <mutex>
+#include <string>
+
+class CephContext;
+
+class CrushLocation {
+  CephContext *cct;
+  std::multimap<std::string,std::string> loc;
+  std::mutex lock;
+
+  int _parse(const std::string& s);
+
+public:
+  explicit CrushLocation(CephContext *c) : cct(c) {
+    init_on_startup();
+  }
+
+  int update_from_conf();  ///< refresh from config
+  int update_from_hook();  ///< call hook, if present
+  int init_on_startup();
+
+  std::multimap<std::string,std::string> get_location() {
+    std::lock_guard<std::mutex> l(lock);
+    return loc;
+  }
+};
+
+#endif