Adding upstream version 2.2.0.upstream/2.2.0upstream

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

1 files changed, 94 insertions, 0 deletions

diff --git a/src/lib/dhcpsrv/lease_file_stats.h b/src/lib/dhcpsrv/lease_file_stats.h
new file mode 100644
index 0000000..6a46480
--- /dev/null
+++ b/src/lib/dhcpsrv/lease_file_stats.h
@@ -0,0 +1,94 @@
+// Copyright (C) 2015-2017 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#ifndef LEASE_FILE_STATS_H
+#define LEASE_FILE_STATS_H
+
+namespace isc {
+namespace dhcp {
+
+/// @brief Provides statistics for leases.
+///
+/// This class provides a common space for statistics that we wish
+/// to keep about leases.  Currently this is for use with lease files
+/// but it may be expanded in the future.
+class LeaseFileStats {
+public:
+    /// @brief Constructor
+    ///
+    /// Initializes the stats variables to zeros
+    LeaseFileStats() {
+        clearStatistics();
+    }
+
+    /// @brief Destructor
+    ~LeaseFileStats() {
+    }
+
+    /// @brief Gets the number of attempts to read a lease
+    uint32_t getReads() const {
+        return (reads_);
+    }
+
+    /// @brief Gets the number of leases read
+    uint32_t getReadLeases() const {
+        return (read_leases_);
+    }
+
+    /// @brief Gets the number of errors when reading leases
+    uint32_t getReadErrs() const {
+        return (read_errs_);
+    }
+
+    /// @brief Gets the number of attempts to write a lease
+    uint32_t getWrites() const {
+        return (writes_);
+    }
+
+    /// @brief Gets the number of leases written
+    uint32_t getWriteLeases() const {
+        return (write_leases_);
+    }
+
+    /// @brief Gets the number of errors when writing leases
+    uint32_t getWriteErrs() const {
+        return (write_errs_);
+    }
+
+    /// @brief Clears the statistics
+    void clearStatistics() {
+        reads_        = 0;
+        read_leases_  = 0;
+        read_errs_    = 0;
+        writes_       = 0;
+        write_leases_ = 0;
+        write_errs_   = 0;
+    }
+
+protected:
+    /// @brief Number of attempts to read a lease
+    uint32_t reads_;
+
+    /// @brief Number of leases read
+    uint32_t read_leases_;
+
+    /// @brief Number of errors when reading
+    uint32_t read_errs_;
+
+    /// @brief Number of attempts to write a lease
+    uint32_t writes_;
+
+    /// @brief Number of lease written
+    uint32_t write_leases_;
+
+    /// @brief Number of errors when writing
+    uint32_t write_errs_;
+};
+
+}  // namespace dhcp
+}  // namespace isc
+
+#endif // LEASE_FILE_STATS_H