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[960-mysql-connection-pool] Moved schema version checking

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Francis Dupont
2019-11-13 15:09:02 +01:00
parent 624db298b1
commit a28a5773a3
2 changed files with 21 additions and 50 deletions
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28
src/lib/dhcpsrv/mysql_lease_mgr.h
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@@ -87,7 +87,7 @@ public:
/// - user - Username under which to connect (optional)
/// - password - Password for "user" on the database (optional)
///
/// Create an initial context checking the schema version.
/// Check the schema version and create an initial context.
///
/// @param parameters A data structure relating keywords and values
/// concerned with the database.
@@ -104,20 +104,13 @@ public:
/// #brief Create a new context.
///
/// The database in opened.
/// If wanted the version number in the schema_version table will be
/// checked against hard-coded value in the implementation file.
/// Finally, all the SQL commands are pre-compiled.
/// The database in opened withh all the SQL commands pre-compiled.
///
/// @param check_version If true and the database successfully opened
/// check the schema version.
/// @return A new (never null) context.
/// @throw isc::dhcp::NoDatabaseName Mandatory database name not given.
/// @throw isc::db::DbOpenError Error opening the database or the schema
/// version is incorrect.
/// @throw isc::db::DbOperationError An operation on the open database has
/// failed.
MySqlLeaseContextPtr createContext(bool check_version = false) const;
MySqlLeaseContextPtr createContext() const;
/// @brief Local version of getDBVersion() class method
static std::string getDBVersion();
@@ -671,21 +664,6 @@ public:
};
private:
/// @brief Returns backend version.
///
/// The method is called by the constructor after opening the database
/// but prior to preparing SQL statements, to verify that the schema version
/// is correct. Thus it must not rely on a pre-prepared statement or
/// formal statement execution error checking.
///
/// @param conn Initial connecion.
/// @return Version number as a pair of unsigned integers. "first" is the
/// major version number, "second" the minor number.
///
/// @throw isc::db::DbOperationError An operation on the open database has
/// failed.
virtual std::pair<uint32_t, uint32_t> getVersion(db::MySqlConnection& conn) const;
/// @brief Add Lease Common Code
///
/// This method performs the common actions for both flavours (V4 and V6)