New upstream version 8.1.0

fsck/source/components/worker/RetrieveFsIDsWork.h

@@ -0,0 +1,49 @@
+#ifndef RETRIEVEFSIDSWORK_H
+#define RETRIEVEFSIDSWORK_H
+
+/*
+ * retrieve all FS-IDs from one node, inside a specified range of hashDirs and save them to DB
+ */
+
+#include <common/app/log/LogContext.h>
+#include <common/components/worker/Work.h>
+#include <common/toolkit/SynchronizedCounter.h>
+
+#include <database/FsckDB.h>
+#include <database/FsckDBTable.h>
+
+// the size of one response packet, i.e. how many fsids are asked for at once
+#define RETRIEVE_FSIDS_PACKET_SIZE 1000
+
+class RetrieveFsIDsWork : public Work
+{
+   public:
+      /*
+       * @param db database instance
+       * @param node the node to retrieve data from
+       * @param counter a pointer to a Synchronized counter; this is incremented by one at the end
+       * and the calling thread can wait for the counter
+       * @param hashDirStart the first top-level hashDir to open
+       * @param hashDirEnd the last top-level hashDir to open
+       */
+      RetrieveFsIDsWork(FsckDB* db, Node& node, SynchronizedCounter* counter, AtomicUInt64& errors,
+         unsigned hashDirStart, unsigned hashDirEnd);
+      virtual ~RetrieveFsIDsWork();
+      void process(char* bufIn, unsigned bufInLen, char* bufOut, unsigned bufOutLen);
+
+   private:
+      LogContext log;
+      Node& node;
+      SynchronizedCounter* counter;
+      AtomicUInt64* errors;
+
+      unsigned hashDirStart;
+      unsigned hashDirEnd;
+
+      FsckDBFsIDsTable* table;
+      FsckDBFsIDsTable::BulkHandle bulkHandle;
+
+      void doWork(bool isBuddyMirrored);
+};
+
+#endif /* RETRIEVEFSIDSWORK_H */