[3882a] Added new getDBVersion() class method

src/lib/dhcpsrv/lease_mgr.cc

@@ -61,5 +61,10 @@ LeaseMgr::getLease6(Lease::Type type, const DUID& duid,
     return (*col.begin());
 }
 
+std::string
+LeaseMgr::getDBVersion() {
+    isc_throw(NotImplemented, "LeaseMgr::getDBVersion() called");
+}
+
 } // namespace isc::dhcp
 } // namespace isc

src/lib/dhcpsrv/lease_mgr.h

@@ -152,6 +152,10 @@ public:
     virtual ~LeaseMgr()
     {}
 
+    /// @brief Class method to return extended version info
+    /// This class method must be redeclared and redefined in derived classes
+    static std::string getDBVersion();
+
     /// @brief Adds an IPv4 lease.
     ///
     /// @param lease lease to be added

src/lib/dhcpsrv/memfile_lease_mgr.cc

@@ -265,6 +265,14 @@ Memfile_LeaseMgr::~Memfile_LeaseMgr() {
     }
 }
 
+std::string
+Memfile_LeaseMgr::getDBVersion() {
+    std::stringstream tmp;
+    tmp << "Memfile backend " << MAJOR_VERSION;
+    tmp << "." << MINOR_VERSION;
+    return (tmp.str());
+}
+
 bool
 Memfile_LeaseMgr::addLease(const Lease4Ptr& lease) {
     LOG_DEBUG(dhcpsrv_logger, DHCPSRV_DBG_TRACE_DETAIL,

src/lib/dhcpsrv/memfile_lease_mgr.h

@@ -134,6 +134,9 @@ public:
     /// @brief Destructor (closes file)
     virtual ~Memfile_LeaseMgr();
 
+    /// @brief Local version of getDBVersion() class method
+    static std::string getDBVersion();
+
     /// @brief Adds an IPv4 lease.
     ///
     /// @param lease lease to be added

src/lib/dhcpsrv/mysql_lease_mgr.cc

@@ -1265,6 +1265,15 @@ MySqlLeaseMgr::~MySqlLeaseMgr() {
     // closed in the destructor of the mysql_ member variable.
 }
 
+std::string
+MySqlLeaseMgr::getDBVersion() {
+    std::stringstream tmp;
+    tmp << "MySQL backend " << CURRENT_VERSION_VERSION;
+    tmp << "." << CURRENT_VERSION_MINOR;
+    tmp << " library " << mysql_get_client_info();
+    return (tmp.str());
+}
+
 
 // Time conversion methods.
 //

src/lib/dhcpsrv/mysql_lease_mgr.h

@@ -122,6 +122,9 @@ public:
     /// @brief Destructor (closes database)
     virtual ~MySqlLeaseMgr();
 
+    /// @brief Local version of getDBVersion() class method
+    static std::string getDBVersion();
+
     /// @brief Adds an IPv4 lease
     ///
     /// @param lease lease to be added

src/lib/dhcpsrv/pgsql_lease_mgr.cc

@@ -965,6 +965,15 @@ PgSqlLeaseMgr::~PgSqlLeaseMgr() {
     }
 }
 
+std::string
+PgSqlLeaseMgr::getDBVersion() {
+    std::stringstream tmp;
+    tmp << "PostgreSQL backend " << PG_CURRENT_VERSION;
+    tmp << "." << PG_CURRENT_MINOR;
+    tmp << " library " << PQlibVersion();
+    return (tmp.str());
+}
+
 void
 PgSqlLeaseMgr::prepareStatements() {
     for(int i = 0; tagged_statements[i].text != NULL; ++ i) {

src/lib/dhcpsrv/pgsql_lease_mgr.h

@@ -151,6 +151,9 @@ public:
     /// @brief Destructor (closes database)
     virtual ~PgSqlLeaseMgr();
 
+    /// @brief Local version of getDBVersion() class method
+    static std::string getDBVersion();
+
     /// @brief Adds an IPv4 lease
     ///
     /// @param lease lease to be added